EVR

Line plots across dimensions of each concept
Line plots across concepts
Tables

Plots across concepts

IncomeStatement

Expenses

Balance Sheet

Assets

Current Assets

NonCurrent Assets

PropertyPlantAndEquipmentNet

Liabilities

Current Liabilities

Stockholders Equity

CashFlow

NetCashProvidedByUsedInOperatingActivities

OperatingLeaseLiability

LesseeOperatingLeaseLiabilityPaymentsDue

Tables

		2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2013-03-31	2012-12-31	2012-09-30	2012-06-30	2012-03-31	2011-12-31	2011-09-30	2011-06-30	2011-03-31	2010-12-31	2010-09-30	2010-06-30
us-gaap:CommonStockValue us-gaap:ConsolidatedEntities,us-gaap:StatementClassOfStock srt:ParentCompany,us-gaap:CommonClassA		NA	NA	0.722	NA	NA	NA	0.687	NA	NA	NA	0.659	NA	NA	NA	0.621	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA
us-gaap:CommonStockValue us-gaap:StatementClassOfStock us-gaap:CommonClassA	██████▇▇▇▇▇▇▇▇▆▆▆▆▆▅▅▅▅▄▄▄▄▄▃▃▃▃▂▂▂▂▂▂▁▁▁	0.746	0.745	0.722	0.72	0.72	0.719	0.687	0.686	0.685	0.684	0.659	0.657	0.656	0.654	0.621	0.616	0.614	0.614	0.582	0.579	0.577	0.576	0.552	0.495	0.488	0.486	0.464	0.46	0.448	0.437	0.408	0.393	0.382	0.38	0.35	0.345	0.328	0.326	0.31	0.301	0.284	NA	0.215	NA	NA
us-gaap:CommonStockSharesIssued us-gaap:ConsolidatedEntities,us-gaap:StatementClassOfStock srt:ParentCompany,us-gaap:CommonClassA		NA	NA	72.195	NA	NA	NA	68.698675	NA	NA	NA	65.872	NA	NA	NA	62.119904	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA
us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding	▁█	43.661	44.456	NA	42.343	41.894	42.317	NA	42.789	43.376	44.155	NA	45.858	45.299	45.463	NA	44.036	44.706	45.936	NA	43.734	43.603	44.92	NA	44.334	42.165	42.788	NA	41.873	41.86	41.698	NA	38.409	37.501	37.733	NA	31.44	31.664	29.101	NA	31.235	27.364	26.398	NA	21.091	22.363
us-gaap:WeightedAverageNumberOfSharesOutstandingBasic	▁█	40.667	41.364	NA	40.694	40.635	39.992	NA	39.704	40.546	40.497	NA	40.966	40.889	40.426	NA	39.045	40.109	40.48	NA	38.912	39.249	39.62	NA	36.773	36.445	36.725	NA	36.527	35.744	34.667	NA	32.049	31.811	31.861	NA	28.841	29.213	29.101	NA	28.967	23.724	22.677	NA	18.973	19.016
us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecurities,us-gaap:CapitalUnitsByClass evr:LPUnits,evr:ClassAandELPUnits	▁█	4.848	4.926	NA	5.07	5.076	5.338	NA	5.31	5.312	5.088	NA	5.018	5.132	5.226	NA	5.93	6.005	6.098	NA	6.41	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA
us-gaap:EarningsPerShareBasic	▆▆█▃▃▃▅▃▄▄▆▃▄▄▁▃▂▄▃▃▂▂▂▂▂▂▂▂▂▂▂▂▂▂▂▂▂▁▂▂▂▂▂▂▂	3.45	3.49	5.4	1.05	1.39	0.78	2.68	1.09	2.02	1.66	4.07	1.21	1.69	2.36	-0.5	1.18	0.45	2.0	1.11	0.89	0.61	0.13	0.53	0.2	0.3	0.12	0.76	0.67	0.68	0.3	0.51	0.43	0.52	0.19	0.64	0.18	0.27	-0.12	-0.02	0.06	0.09	0.16	0.15	0.18	0.01
us-gaap:EarningsPerShareBasic us-gaap:StatementClassOfStock us-gaap:CommonClassA	▆▆█▃▃▂▅▃▄▄▆▃▄▄▁▃▂▄▃▃▂▂▂▂▂▂▂▂▂▂▂▂▂▂▂▂	3.45	3.49	5.42	1.05	1.39	0.78	2.66	1.09	2.02	1.66	4.039999999999999	1.21	1.69	2.36	-0.46999999999999975	1.18	0.45	2.0	1.1100000000000003	0.89	0.61	0.13	0.5399999999999999	0.2	0.3	0.12	0.76	0.67	0.68	0.3	0.51	0.43	0.52	0.19	0.6399999999999999	0.18	NA	NA	NA	NA	NA	NA	NA	NA	NA
us-gaap:EarningsPerShareDiluted	▆▆█▃▃▃▅▃▄▄▆▃▄▄▁▃▂▄▃▃▂▂▂▂▂▂▂▂▂▂▂▂▂▂▂▂▂▁▂▂▂▂▂▂▂	3.21	3.25	5.02	1.01	1.35	0.74	2.48	1.01	1.88	1.52	3.67	1.08	1.52	2.1	-0.5	1.04	0.41	1.76	0.98	0.79	0.55	0.12	0.45	0.16	0.26	0.1	0.66	0.58	0.58	0.25	0.42	0.36	0.44	0.16	0.56	0.17	0.25	-0.12	-0.02	0.06	0.08	0.14	0.13	0.17	0.0
us-gaap:EarningsPerShareDiluted us-gaap:StatementClassOfStock us-gaap:CommonClassA	▆▆█▃▃▂▅▃▄▃▆▃▃▄▁▃▂▄▃▃▂▂▂▂▂▂▂▂▂▂▂▂▂▂▂▂	3.21	3.25	5.130000000000001	1.01	1.35	0.74	2.46	1.01	1.88	1.52	3.63	1.08	1.52	2.1	-0.43000000000000016	1.04	0.41	1.76	0.9800000000000002	0.79	0.55	0.12	0.45999999999999996	0.16	0.26	0.1	0.6700000000000002	0.58	0.58	0.25	0.41999999999999993	0.36	0.44	0.16	0.5800000000000001	0.17	NA	NA	NA	NA	NA	NA	NA	NA	NA

		2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2013-03-31	2012-12-31	2012-09-30	2012-06-30	2012-03-31	2011-12-31	2011-09-30	2011-06-30	2011-03-31	2010-12-31	2010-09-30	2010-06-30
EBT Margin us-gaap:StatementBusinessSegments evr:InvestmentBanking	▆▆█▄▄▄▆▄▅▄▇▃▄▄▅▄▃▃▄▃▃▂▄▃▂▂▃▂▂▁▂▂▂▁▂▁▂▁▁▁▁▁	670.82	647.285	922.893	385.463	495.374	413.656	646.209	388.012	516.386	401.188	759.314	366.834	435.675	450.2	518.79	388.299	356.409	370.77	427.355	368.634	328.157	239.713	384.04	285.918	244.377	216.58	297.435	203.028	191.323	127.851	192.939	163.645	182.605	131.596	194.855	133.415	153.164	83.785	92.603	139.166	113.976	82.379	NA	NA	NA
EBT Margin us-gaap:StatementBusinessSegments evr:InvestmentManagement	▅▄▁▅▃▄▄▄▄▄▃▄▄▄▆▅▄▅▅▅▇▅▇▇▇▆▇▇█▆█▇▇▆▆▆▆▅▆▇█▇	17.045	15.025	4.415	17.052	11.701	13.351	13.918	14.186	14.66	14.139	12.092	14.425	12.802	13.363	21.241	18.302	14.061	16.477	18.014	17.68	22.499	18.0	24.203	23.033	23.719	21.403	24.453	24.133	26.373	21.262	25.733	23.683	24.841	19.826	19.194	19.614	19.333	19.013	20.178	24.015	27.228	24.719	NA	NA	NA
EBT Margin us-gaap:StatementBusinessSegments evr:InvestmentBanking	▆▆█▄▄▄▆▄▅▄▇▃▄▄▅▄▃▃▄▃▃▂▄▃▂▂▃▂▂▁▂▂▂▁▂▁▂▁▁▁▁▁	670.82	647.285	922.893	385.463	495.374	413.656	646.209	388.012	516.386	401.188	759.314	366.834	435.675	450.2	518.79	388.299	356.409	370.77	427.355	368.634	328.157	239.713	384.04	285.918	244.377	216.58	297.435	203.028	191.323	127.851	192.939	163.645	182.605	131.596	194.855	133.415	153.164	83.785	92.603	139.166	113.976	82.379	NA	NA	NA
EBT Margin us-gaap:StatementBusinessSegments evr:InvestmentManagement	▅▄▁▅▃▄▄▄▄▄▃▄▄▄▆▅▄▅▅▅▇▅▇▇▇▆▇▇█▆█▇▇▆▆▆▆▅▆▇█▇	17.045	15.025	4.415	17.052	11.701	13.351	13.918	14.186	14.66	14.139	12.092	14.425	12.802	13.363	21.241	18.302	14.061	16.477	18.014	17.68	22.499	18.0	24.203	23.033	23.719	21.403	24.453	24.133	26.373	21.262	25.733	23.683	24.841	19.826	19.194	19.614	19.333	19.013	20.178	24.015	27.228	24.719	NA	NA	NA

		2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2013-03-31	2012-12-31	2012-09-30	2012-06-30	2012-03-31	2011-12-31	2011-09-30	2011-06-30	2011-03-31	2010-12-31	2010-09-30	2010-06-30

		2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2013-03-31	2012-12-31	2012-09-30	2012-06-30	2012-03-31	2011-12-31	2011-09-30	2011-06-30	2011-03-31	2010-12-31	2010-09-30	2010-06-30
us-gaap:AllocatedShareBasedCompensationExpense us-gaap:AwardType,us-gaap:PlanName us-gaap:RestrictedStockUnitsRSU,evr:TwoThousandSixandTwoThousandSixteenStockIncentivePlans	█▆▃▄▅▅▄▅▇▇▂▂▄▃▂▁▂▂	58.054	51.708	44.718	46.88	50.176	50.297	46.49	50.152	56.526	55.618	40.569	41.679	46.375	42.731	39.99	38.124	41.825	41.044	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA
us-gaap:AllocatedShareBasedCompensationExpense us-gaap:BusinessAcquisition,us-gaap:CapitalUnitsByClass,us-gaap:StatementEquityComponents evr:EvercoreISI,evr:ClassJLPUnits,evr:AcquisitionRelated		NA	NA	0.0	0.0	0.0	1.067	5.825	4.527	3.7	4.049	3.741	3.741	3.7	3.872	3.705	2.315	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA
us-gaap:AllocatedShareBasedCompensationExpense us-gaap:CapitalUnitsByClass evr:ClassKPUnits	▄▄█▇▃▃▄▃▁▁▁▁▁▁	1.881	1.86	3.528	3.066	1.233	1.093	1.779	1.277	0.338	0.296	0.303	0.302	0.299	0.296	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA
us-gaap:AllocatedShareBasedCompensationExpense us-gaap:TitleOfIndividual,us-gaap:CapitalUnitsByClass srt:BoardOfDirectorsChairman,evr:ClassIPUnits	▁█▃▃▂▂▃▃▂▂	1.13	1.236	1.164	1.164	1.152	1.152	1.164	1.164	1.152	1.139	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA
us-gaap:ComprehensiveIncomeNetOfTax	▅▅█▃▃▂▄▂▃▃▆▃▃▄▁▃▂▃▂▂▂▁▂▁▂▁▂▂▂▂▂▂▂▁▂▁▁▁▁▁▁▁	141.529	145.713	242.022	48.374	57.173	20.843	112.377	40.477	78.261	69.159	161.911	51.907	63.494	98.676	-5.857	49.807	19.24	80.949	38.483	31.59	18.4	3.498	14.233	1.628	12.313	0.537	20.838	18.636	26.248	11.549	16.319	14.679	14.615	5.951	19.54	7.688	4.25	0.383	-1.734	-6.595	2.861	4.555	NA	NA	NA
us-gaap:ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest	▅▅█▃▃▂▅▃▄▃▆▃▃▄▅▄▃▄▄▃▃▂▃▁▂▂▃▁▂▂▃▂▂▂▂▂▂▂▁▁▂▂	23.739	21.433	43.222	9.496	10.958	5.796	21.795	8.724	14.926	11.293	28.64	10.265	11.789	14.714	20.124	15.131	7.953	13.92	15.49	11.739	8.039	1.979	7.755	-3.348	5.818	0.716	9.46	-0.486	5.858	3.057	6.508	4.585	5.036	2.403	6.199	3.266	2.536	-0.142	-3.11	-3.744	3.714	4.501	NA	NA	NA
us-gaap:ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest	▅▅█▃▃▂▄▂▃▃▆▃▃▄▂▃▂▃▃▂▂▁▂▁▂▁▂▂▂▂▂▂▂▁▂▂▁▁▁▁▁▁	165.268	167.146	285.244	57.87	68.131	26.639	134.172	49.201	93.187	80.452	190.551	62.172	75.283	113.39	14.267	64.938	27.193	94.869	53.973	43.329	26.439	5.477	21.988	-1.72	18.131	1.253	30.298	18.15	32.106	14.606	22.827	19.264	19.651	8.354	25.739	10.954	6.786	0.241	-4.844	-10.339	6.575	9.056	NA	NA	NA
us-gaap:GainLossOnInvestments	█▇█▇█▁▆▅▆▇▃▆▅▅▅▆▅▆▆▅▅▆▅▅▅▅▆▅▆▅▅▅▆▆▅▆▅▆▅▆▆▆▅▆	14.588	7.605	12.152	8.309	12.987	-24.767	4.42	-0.655	3.778	6.207	-10.744	1.967	-2.151	0.21	0.271	0.896	-2.135	1.0	2.441	-3.367	-1.401	1.203	-2.106	-1.098	0.028	-2.341	1.601	-1.012	2.916	-1.0	-0.618	-0.174	1.487	1.477	0.305	3.206	-4.057	2.462	-1.529	0.875	3.876	1.766	-0.362	0.774	NA
us-gaap:IncomeLossFromContinuingOperations	▆▆█▃▃▂▅▃▄▄▆▃▄▄▁▃▂▄▃▃▂▂	140.359	144.352	220.377	42.61	56.412	31.175	105.184	43.278	81.742	67.232	163.305	49.461	68.931	95.543	-19.412	45.911	18.184	80.771	43.428	34.695	24.087	5.318	NA	NA	NA	NA	27.732	24.309	24.265	10.568	16.909	14.996	16.437	6.457	19.001	5.28	7.913	-3.389	-0.024	1.936	2.325	3.597	NA	NA	NA
us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	▆▅█▃▃▂▄▃▄▃▆▃▃▄▅▃▂▄▃▃▃▂▃▁▂▁▃▂▂▂▂▂▂▂▂▁▂▁▁▁▁▁▁▂▁	210.407	197.232	332.561	66.797	89.042	52.431	160.493	72.906	129.287	86.021	252.658	76.838	107.201	114.674	187.477	88.897	48.336	112.939	99.871	86.263	64.269	17.412	76.679	12.827	33.109	12.105	69.651	40.448	45.073	20.955	49.869	32.43	39.077	15.7	43.571	14.66	21.914	-9.758	-0.754	11.919	11.236	12.164	9.542	17.565	-3.251
us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	▆▅█▃▃▂▄▃▄▃▆▃▃▄▅▃▂▄▃▃▃▂▃▁▂▁▃▂▂▂▂▂▂▂▂▂▂▁▁▁▁▁▁▂▁	207.013	194.208	326.715	63.686	86.729	49.303	156.723	70.344	126.834	83.81	250.206	74.54	104.782	112.549	184.146	87.07	46.266	111.329	97.359	85.085	62.605	16.125	74.663	11.898	31.111	10.998	67.852	39.346	43.035	20.714	43.876	31.868	38.062	14.944	42.238	14.245	21.195	-12.143	-1.009	11.724	11.167	11.764	9.658	17.696	-3.121
us-gaap:IncomeTaxExpenseBenefit	▃▂▄▂▂▂▂▂▂▁▃▂▂▁█▂▂▂▃▃▂▂▃▁▂▁▂▂▂▁▂▂▂▁▂▁▂▁▁▂▁▁▁▁▁	46.478	31.681	77.109	15.677	21.814	13.551	34.793	20.402	32.03	7.821	60.502	17.539	25.541	4.938	188.876	28.815	22.459	18.292	39.913	38.98	30.676	9.734	46.703	7.392	16.723	6.212	30.542	15.264	15.387	7.563	26.474	12.35	17.066	7.322	18.586	7.187	9.773	-4.638	1.08	10.626	5.977	4.436	4.413	8.547	-1.698
us-gaap:IncomeTaxesPaid	▅▄█▃▁▃▅▅▄▆▅▃▂▃▅▃▃▆▄▄▄▃▃▂▃▁▁▂▁▁▂▃▂▃▁▁▁▁▁▂▂▁▁▁	43.441	27.331	68.542	19.131	2.75	20.896	34.549	41.572	28.621	50.736	38.243	15.193	12.963	19.833	39.824	21.902	22.383	44.58	30.913	25.082	30.745	19.386	18.493	12.486	14.866	1.975	3.643	6.9	3.187	4.553	6.991	16.201	10.921	23.065	1.004	3.519	4.229	0.817	0.208	5.483	7.52	0.746	1.454	2.462	NA
us-gaap:InterestExpense	▄▅▆▆▆██▇▄▄▄▄▆▄▆▆▅▅▅▅▅▁▂▅▅▄▄▃▄▂▃▃▂▂▄▄▃▃▄▅▇▆▆▇▇	4.306	4.57	5.042	5.003	5.329	6.04	6.218	5.666	4.163	4.092	4.151	4.203	5.068	4.349	5.005	5.413	4.802	4.776	4.695	4.787	4.537	2.719	3.202	4.519	4.811	4.443	4.227	3.964	3.978	3.375	3.719	3.819	3.174	3.293	3.971	4.015	3.558	3.757	3.975	4.573	5.749	5.094	5.451	5.853	5.933
us-gaap:InterestPaidNet	▅▅▆▆█▆▁▇▂▇▁	4.443	4.469	5.638	5.254	7.189	5.667	1.655	6.35	2.103	6.297	1.81	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA
us-gaap:NetIncomeLoss	▆▆█▃▃▂▅▃▄▄▆▃▄▄▁▃▂▄▃▃▂▂▂▂▂▂▂▂▂▂▂▂▂▂▂▂▂▁▂▂▂▂▂▂▂	140.359	144.352	220.377	42.61	56.412	31.175	105.184	43.278	81.742	67.232	163.305	49.461	68.931	95.543	-19.412	45.911	18.184	80.771	43.428	34.695	24.087	5.318	20.602	7.197	10.764	4.3	27.732	24.309	24.265	10.568	16.905	13.962	16.426	5.969	19.022	5.301	7.934	-3.368	-0.656	1.759	2.261	3.588	3.287	3.53	0.117
us-gaap:NetIncomeLossAttributableToNoncontrollingInterest	▆▅█▃▃▃▅▃▄▃▇▃▄▄▅▄▃▄▄▄▃▂▃▁▂▂▄▂▂▂▃▂▂▂▂▂▂▁▁▁▂▂▂▂▁	23.57	21.199	35.075	8.51	10.816	7.705	20.516	9.226	15.515	10.968	28.851	9.838	12.729	14.193	18.013	14.171	7.693	13.876	16.53	12.588	9.506	2.36	9.374	-1.762	5.622	1.593	11.377	0.875	5.421	2.824	6.474	4.292	5.585	2.409	5.963	2.172	4.207	-1.752	-1.831	-0.466	2.998	4.11	1.61	5.488	-1.67
us-gaap:NetIncomeLossAvailableToCommonStockholdersBasic us-gaap:StatementClassOfStock us-gaap:CommonClassA	▆▆█▃▃▂▅▃▄▄▆▃▄▄▁▃▂▄▃▃▂▂▂▂▂▂▂▂▂▂▂▂▂▂▂▂	140.359	144.352	220.377	42.61	56.412	31.175	105.184	43.278	81.742	67.232	163.305	49.461	68.931	95.543	-19.412	45.911	18.184	80.771	43.428	34.695	24.087	5.318	20.602	7.197	10.764	4.3	27.732	24.309	24.265	10.568	16.9	13.941	16.405	5.948	19.001	5.28	NA	NA	NA	NA	NA	NA	NA	NA	NA
us-gaap:NetIncomeLossAvailableToCommonStockholdersDiluted us-gaap:StatementClassOfStock us-gaap:CommonClassA	▆▆█▃▃▂▅▃▄▄▆▃▄▄▁▃▂▄▃▃▂▂▂▂▂▂▂▂▂▂▂▂▂▂▂▂	140.359	144.352	220.377	42.61	56.412	31.175	105.184	43.278	81.742	67.232	163.305	49.461	68.931	95.543	-19.412	45.911	18.184	80.771	43.428	34.695	24.087	5.318	20.602	7.197	10.764	4.3	27.732	24.309	24.265	10.568	16.9	13.941	16.405	5.948	19.001	5.28	NA	NA	NA	NA	NA	NA	NA	NA	NA
us-gaap:OperatingExpenses	▆▆█▅▆▅▇▄▅▄▇▄▅▅▅▄▄▄▅▄▄▃▄▄▃▃▃▃▂▂▂▂▂▂▂▂▂▂▂▂▂▁▁▁▁	480.852	468.102	600.593	338.829	420.346	377.704	503.404	331.854	404.212	331.517	521.2	306.719	343.695	351.014	355.885	319.531	324.204	275.918	348.01	301.229	288.051	241.588	333.58	297.053	236.985	226.985	254.036	187.815	174.661	128.399	174.796	155.46	169.384	136.478	171.811	138.784	151.302	114.941	113.79	152.219	130.824	95.334	91.794	106.022	68.091
us-gaap:OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax	▃▃█▄▃▁▄▂▂▃▃▃▂▄▆▄▃▃▂▂▂▃▂▂▃▂▂▂▃▃▃▃▃▃▃▃▂▄▃▁▃	0.886	1.553	29.575	6.773	1.667	-11.308	8.321	-3.258	-4.007	2.859	-1.763	2.884	-6.496	4.195	15.686	4.832	0.9	0.261	-5.67	-3.322	-6.322	-2.217	-7.783	-6.592	1.902	-3.814	-6.396	-5.779	2.387	0.245	0.114	1.375	-1.698	-0.481	0.74	3.039	-4.314	4.322	-1.533	-8.978	0.761	NA	NA	NA	NA
us-gaap:OtherComprehensiveIncomeLossNetOfTax	▃▃█▄▃▁▄▂▂▃▃▄▂▄▆▄▃▃▂▂▂▃▂▂▃▂▂▂▃▃▃▃▃▃▃▄▂▄▃▁▃	1.339	1.595	29.792	6.75	0.903	-12.241	8.472	-3.303	-4.07	2.252	-1.605	2.873	-6.377	3.654	15.666	4.856	1.316	0.222	-5.985	-3.954	-7.154	-2.201	-7.988	-7.155	1.745	-4.64	-8.811	-7.034	2.42	1.214	-0.552	1.01	-2.36	-0.024	0.754	3.481	-5.355	5.361	-1.506	-11.632	1.316	NA	NA	NA	NA
us-gaap:OtherIncome	▄▃▁▃▄▁▃▃▃▃▂▃▃▃█▃▃▃▃▃▃▃▃▃▃▃▃▃▃▃▃▃▃▃▃▃▃▃▃▃▃▃▃▃▃	16.401	7.23	-19.356	12.479	15.331	-14.763	9.568	9.911	13.64	12.335	-1.775	10.058	6.239	4.529	74.95	4.944	3.859	3.739	4.235	5.509	5.764	1.377	2.603	4.097	1.852	2.707	2.431	4.17	2.622	2.069	9.402	2.934	1.428	1.793	2.997	2.76	1.593	2.296	2.888	3.038	4.273	3.696	4.099	4.661	6.973
us-gaap:ProfitLoss	▆▆█▃▃▂▅▃▄▃▆▃▃▄▁▃▂▄▃▂▂▁▂▁▂▁▂▂▂▁▂▂▂▁▂▁▁▁▁▁▁▁▁▁▁	163.929	165.551	255.452	51.12	67.228	38.88	125.7	52.504	97.257	78.2	192.156	59.299	81.66	109.736	-1.399	60.082	25.877	94.647	59.958	47.283	33.593	7.678	29.976	5.435	16.386	5.893	39.109	25.184	29.686	13.392	23.379	18.254	22.011	8.378	24.985	7.473	12.141	-5.12	-2.487	1.293	5.259	7.698	4.897	9.018	-1.553
us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:ProductOrService,us-gaap:ReclassificationType evr:CommissionsAndRelatedRevenue,srt:RevisionOfPriorPeriodReclassificationAdjustment		NA	NA	0.375	0.15	0.215	0.185	0.249	0.32	0.025	-0.002	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA
us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:ProductOrService,us-gaap:StatementBusinessSegments evr:AdvisoryFees,evr:InvestmentBanking	▅▄█▁▂▂▅▂▃▂▇▁▂▂	560.814	511.918	789.611	270.662	336.436	358.564	563.276	320.885	443.58	325.844	696.214	305.949	362.995	378.315	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA
us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:ProductOrService,us-gaap:StatementBusinessSegments evr:CommissionsAndRelatedRevenue,evr:InvestmentBanking	▁█	50.725	53.526	NA	NA	54.334	55.566	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA
us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:ProductOrService,us-gaap:StatementBusinessSegments evr:CommissionsandRelatedFees,evr:InvestmentBanking		NA	NA	52.414	43.853	54.119	55.381	52.089	46.82	48.66	41.937	60.568	45.337	51.076	43.034	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA
us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:ProductOrService,us-gaap:StatementBusinessSegments evr:InstitutionalAssetManagement,evr:InvestmentManagement		NA	NA	0.227	0.361	0.321	0.419	0.484	0.495	0.604	0.945	0.594	1.118	0.873	0.786	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA
us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:ProductOrService,us-gaap:StatementBusinessSegments evr:UnderwritingFees,evr:InvestmentBanking	▄▇█▆█▂▃▂▂▂▁▁▂▃	48.048	79.257	95.009	66.499	93.565	21.118	28.253	17.598	16.91	26.92	8.907	11.44	21.065	30.279	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA
us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:ProductOrService,us-gaap:StatementBusinessSegments evr:WealthManagement,evr:InvestmentManagement	█▆▆▅▃▃▃▃▂▂▁▂▁▁	16.183	14.949	14.445	13.664	12.632	12.328	12.675	12.155	11.815	11.438	11.049	11.56	11.297	10.969	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA
us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:ProductOrService,us-gaap:StatementBusinessSegments us-gaap:AssetManagement1,evr:InvestmentManagement	█▆▆▅▃▃▃▃▂▂▁▃▂▁	16.183	14.949	14.672	14.025	12.953	12.747	13.159	12.65	12.419	12.383	11.643	12.678	12.17	11.755	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA
us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:StatementBusinessSegments evr:InvestmentBanking	▅▄█▁▂▂▄▁▃▁▆▁▂▂	659.587	644.701	937.034	381.014	484.12	435.063	643.618	385.303	509.15	394.701	765.689	362.726	435.136	451.628	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA
us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:StatementBusinessSegments evr:InvestmentManagement	█▆▆▅▃▃▃▃▂▂▁▃▂▁	16.183	14.949	14.672	14.025	12.953	12.747	13.159	12.65	12.419	12.383	11.643	12.678	12.17	11.755	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA
us-gaap:Revenues	▆▆█▄▅▄▆▄▅▄▇▄▄▄▅▄▃▄▄▄▃▃▄▃▃▂▃▂▂▂▂▂▂▂▂▂▂▁▁▂▂▁▁▁▁	692.171	666.88	932.35	407.518	512.404	433.047	666.345	407.864	535.209	419.419	775.557	385.462	453.545	467.912	545.036	412.014	375.272	392.023	450.064	391.101	355.193	260.432	411.445	313.47	272.907	242.426	326.115	231.125	221.674	152.488	222.391	191.147	210.62	154.715	218.02	157.044	176.055	106.555	114.46	168.516	147.74	112.192	104.647	129.571	70.903
us-gaap:RevenuesNetOfInterestExpense	▆▆█▄▅▄▆▄▅▄▇▄▄▄▅▄▃▄▄▄▃▃▄▃▃▂▃▂▂▂▂▂▂▂▂▂▂▁▁▂▂▁▁▁▁	687.865	662.31	927.308	402.515	507.075	427.007	660.127	402.198	531.046	415.327	771.406	381.259	448.477	463.563	540.031	406.601	370.47	387.247	445.369	386.314	350.656	257.713	408.243	308.951	268.096	237.983	321.888	227.161	217.696	149.113	218.672	187.328	207.446	151.422	214.049	153.029	172.497	102.798	112.781	163.943	141.991	107.098	101.452	123.718	64.97

		2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2013-03-31	2012-12-31	2012-09-30	2012-06-30	2012-03-31	2011-12-31	2011-09-30	2011-06-30	2011-03-31	2010-12-31	2010-09-30	2010-06-30

		2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2013-03-31	2012-12-31	2012-09-30	2012-06-30	2012-03-31	2011-12-31	2011-09-30	2011-06-30	2011-03-31	2010-12-31	2010-09-30	2010-06-30
us-gaap:Assets	▇▆█▆▆▅▆▅▄▄▄▃▃▂▃▃▃▃▃▃▂▂▃▂▂▂▃▂▂▁▂▂▁▁▂▁▁▁▁▁▁▁▁	2947.448	2725.913	3370.888	2645.458	2499.589	2221.552	2598.613	2211.103	1939.749	1844.937	2125.667	1705.607	1612.524	1417.653	1584.886	1561.035	1451.286	1432.762	1662.346	1461.63	1306.65	1284.677	1479.171	1330.389	1299.547	1289.209	1446.556	1223.751	1147.897	1044.917	1180.783	1103.341	1032.963	976.489	1145.218	1028.764	973.858	942.117	1043.592	1069.825	1041.798	900.747	898.085	NA	NA
us-gaap:Liabilities	▆▅█▆▆▅▆▅▄▃▄▃▃▂▃▃▃▂▃▃▂▂▃▂▂▂▂▂▁▁▂▂▁▁▂▁▁▁▂▂▂	1522.181	1291.516	1881.514	1438.444	1367.439	1183.687	1472.363	1207.815	964.914	838.979	1117.728	806.21	761.524	643.32	788.518	833.05	752.182	648.281	879.015	761.659	663.555	646.047	771.955	641.001	612.065	613.53	730.309	604.962	532.541	457.824	580.82	549.88	512.305	434.081	604.742	534.697	484.296	448.315	555.499	587.469	542.108	NA	505.438	NA	NA
us-gaap:LiabilitiesAndStockholdersEquity	▇▆█▆▅▅▆▅▄▄▄▃▃▂▃▃▂▂▃▂▂▂▃▂▂▂▂▂▂▁▂▁▁▁▂▁▁▁▁▁▁	2947.448	2725.913	3370.888	2645.458	2499.589	2221.552	2598.613	2211.103	1939.749	1844.937	2125.667	1705.607	1612.524	1417.653	1584.886	1561.035	1451.286	1432.762	1662.346	1461.63	1306.65	1284.677	1479.171	1330.389	1299.547	1289.209	1446.556	1223.751	1147.897	1044.917	1180.783	1103.341	1032.963	976.489	1145.218	1028.764	973.858	942.117	1043.592	1069.825	1041.798	NA	898.085	NA	NA
us-gaap:StockholdersEquity	▇▇█▆▅▅▅▄▄▄▄▃▃▂▂▂▁▂▂▁▁▁▂▂▂▂▂▂▂▂▂▁▁▁▁▁▁▁▁▁▁	1150.971	1169.308	1230.946	970.926	900.528	816.571	869.716	764.683	738.286	767.747	758.12	668.086	623.726	549.86	543.964	475.565	458.751	559.733	527.298	454.439	405.921	420.318	504.552	479.732	486.969	490.302	551.281	513.205	526.549	491.313	502.581	444.48	416.218	436.45	428.506	409.774	405.626	412.08	407.664	401.357	411.569	NA	300.699	NA	NA

		2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2013-03-31	2012-12-31	2012-09-30	2012-06-30	2012-03-31	2011-12-31	2011-09-30	2011-06-30	2011-03-31	2010-12-31	2010-09-30	2010-06-30
us-gaap:AssetsCurrent	▇▆█▅▅▄▆▄▃▃▅▄▃▃▃▃▂▂▃▂▂▂▂▂▂▂▂▂▁▁▂▁▁▁▂▁▁▁▁▂▂	1961.166	1742.14	2374.604	1642.188	1515.807	1225.557	1690.422	1327.398	1063.564	988.336	1481.617	1086.813	996.925	808.967	1000.205	863.441	755.382	690.824	925.633	727.812	579.647	554.147	749.464	596.661	549.21	539.424	682.956	546.056	473.554	393.798	537.859	477.554	408.375	352.435	526.747	450.229	414.083	376.786	485.86	565.633	572.685	NA	480.949	NA	NA
us-gaap:CashAndCashEquivalentsAtCarryingValue	▃▃▆█▇▄▅▂▃▃▆▃▃▃▄▃▃▃▄▃▂▂▃▂▂▂▃▂▂▁▂▂▁▁▂▁▁▁▂▂▂▁▁▁▁	442.187	410.848	829.598	1149.291	1015.723	584.598	633.808	304.718	374.321	338.343	790.59	425.152	403.929	407.729	609.587	439.855	410.212	351.26	558.524	446.029	247.27	291.523	448.764	278.145	250.079	225.781	352.16	239.069	193.096	124.064	298.453	243.798	147.435	137.034	259.431	162.341	150.668	101.202	182.905	243.926	204.449	103.575	141.337	168.541	144.825
us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	▂▂▅█▇▃▄▁▂▁▅▂▂▂▄▂▂▁▃	450.991	419.597	838.224	1158.666	1025.02	600.14	643.886	313.579	384.615	348.461	800.096	434.439	415.001	416.358	617.385	457.624	427.964	368.426	575.637	NA	NA	NA	463.257	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA
us-gaap:ShortTermInvestments	█▇█▁▁▂▅▅▂▂▃▃▂▁▁	1062.916	873.117	1060.836	100.846	99.727	261.66	623.946	620.1	217.049	213.483	304.627	311.128	249.929	96.35	128.559	NA	NA	NA	66.487	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA
us-gaap:OtherAssetsCurrent	█▆▇▅▄▆▇▄█▃▂▅▂▂▃▂▂▂▂▂▂▂▂▃▃▂▂▄▄▃▂▂▁▁▁▂▂▃▂▂▂	108.477	78.671	92.231	61.749	45.821	86.735	87.9	51.187	109.834	31.754	28.444	68.296	18.585	28.545	30.017	20.173	21.057	22.316	23.946	18.91	15.48	14.264	16.294	29.073	31.918	27.582	19.751	48.033	44.419	34.722	16.703	19.541	7.659	8.559	6.699	17.733	25.528	32.297	23.869	22.726	16.54	NA	9.982	NA	NA
us-gaap:MachineryAndEquipmentGross		NA	NA	46.853	NA	NA	NA	46.213	NA	NA	NA	39.617	NA	NA	NA	34.943	NA	NA	NA	23.038	NA	NA	NA	17.899	NA	NA	NA	16.34	NA	NA	NA	11.739	NA	NA	NA	9.882	9.744	9.26	NA	7.9	NA	NA	NA	NA	NA	NA

		2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2013-03-31	2012-12-31	2012-09-30	2012-06-30	2012-03-31	2011-12-31	2011-09-30	2011-06-30	2011-03-31	2010-12-31	2010-09-30	2010-06-30
us-gaap:PropertyPlantAndEquipmentGross		NA	NA	288.404	NA	NA	NA	244.186	NA	NA	NA	170.563	NA	NA	NA	138.857	NA	NA	NA	105.319	NA	NA	NA	90.636	NA	NA	NA	76.507	NA	NA	NA	53.824	NA	NA	NA	49.657	47.396	44.985	NA	34.927	NA	NA	NA	26.225	NA	NA
us-gaap:FurnitureAndFixturesGross		NA	NA	77.558	NA	NA	NA	64.153	NA	NA	NA	39.349	NA	NA	NA	31.715	NA	NA	NA	27.288	NA	NA	NA	20.484	NA	NA	NA	14.678	NA	NA	NA	9.366	NA	NA	NA	8.891	8.815	7.875	NA	7.137	NA	NA	NA	NA	NA	NA
us-gaap:LeaseholdImprovementsGross		NA	NA	163.993	NA	NA	NA	133.82	NA	NA	NA	91.597	NA	NA	NA	72.199	NA	NA	NA	54.993	NA	NA	NA	52.253	NA	NA	NA	45.489	NA	NA	NA	32.719	NA	NA	NA	30.884	28.837	27.85	NA	19.89	NA	NA	NA	NA	NA	NA
us-gaap:AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment	██▇▇▇▇▆▆▅▅▅▅▄▄▄▄▃▃▃▃▃▃▂▂▂▂▂▂▂▂▂▂▁▁▁▁▁▁▁▁▁	152.992	146.412	139.572	136.815	129.856	122.943	117.387	108.382	101.6	95.587	89.494	84.334	78.731	75.25	70.264	65.388	61.25	57.326	53.668	51.055	48.344	45.457	42.656	40.532	38.632	36.06	33.98	31.592	29.864	27.881	25.992	24.139	22.487	21.143	19.88	18.447	16.75	15.504	13.49	12.963	12.581	NA	11.302	NA	NA
us-gaap:AmortizationOfIntangibleAssets us-gaap:InvestmentType us-gaap:EquityMethodInvestments	▁▁▁▁▁▁▂▂▂▂▂▂▂▂▃▄▄▄████▆▆▆	0.079	0.079	0.079	0.079	0.079	0.079	0.171	0.171	0.171	0.171	0.224	0.223	0.223	0.222	0.333	0.391	0.391	0.39	0.885	0.884	0.884	0.88	0.621	0.621	0.621	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA
us-gaap:AmortizationOfIntangibleAssets us-gaap:StatementBusinessSegments evr:InvestmentBanking		NA	NA	NA	0.169	0.507	0.507	NA	2.19	2.19	2.19	NA	2.191	2.19	2.19	NA	2.357	2.357	2.357	NA	2.582	2.862	3.215	NA	4.866	2.94	2.944	NA	0.477	0.077	0.164	NA	0.204	0.204	0.204	NA	0.593	0.594	2.449	NA	2.208	0.675	NA	NA	NA	NA
us-gaap:AmortizationOfIntangibleAssets us-gaap:StatementBusinessSegments evr:InvestmentManagement	▄▄	0.091	0.091	NA	0.105	0.105	0.108	NA	0.109	0.109	0.11	NA	0.11	0.109	0.109	NA	0.118	0.118	0.118	NA	0.117	0.144	0.199	NA	0.937	0.938	0.938	NA	0.94	1.486	1.764	NA	1.793	1.851	1.79	NA	1.674	1.674	1.675	-4.679	1.67	1.67	NA	NA	NA	NA
us-gaap:PropertyPlantAndEquipmentNet	████▇▇▇▆▆▅▄▄▄▄▄▄▃▃▃▃▃▃▃▃▃▂▂▂▂▂▂▂▂▂▂▂▂▂▁▁▁	151.173	150.537	148.832	149.781	139.415	132.233	126.799	112.929	103.51	92.9	81.069	68.825	66.83	68.433	68.593	67.599	62.656	56.059	51.651	46.036	45.049	47.54	47.98	47.813	45.163	41.425	42.527	32.287	30.817	27.509	27.832	27.638	27.855	28.282	29.777	28.949	28.235	27.223	21.437	14.974	14.605	NA	14.923	NA	NA
us-gaap:Goodwill	▁▁▁▁▁▁▂▁▂▂▂▂▂▂▂▂▂▄▄▄▄▄▄▆███▆▆▆▆▆▆▆▆▅▅▅▅▅▂	129.424	129.232	129.126	126.273	124.118	123.517	130.758	129.5	131.6	132.686	131.387	133.367	132.669	136.925	134.231	133.911	131.915	164.786	160.961	163.835	164.701	162.624	166.461	192.907	217.684	215.594	218.232	192.889	193.389	190.41	189.274	188.006	189.033	189.44	188.684	182.227	180.415	181.753	177.849	176.937	140.777	NA	139.031	NA	NA
us-gaap:IntangibleAssetsNetExcludingGoodwill	▁▁▁▁▁▁▁▁▂▂▂▂▂▃▃▃▃▄▄▄▄▅▅▇▇██▄▃▃▄▄▄▄▅▄▄▅▅▆▅	0.516	0.607	0.698	0.802	1.076	1.688	2.303	3.48	5.779	8.078	10.378	12.678	14.979	17.278	19.577	21.945	24.42	26.895	29.37	31.903	34.602	37.619	41.01	58.882	61.785	65.657	69.544	25.321	23.238	24.803	26.731	29.405	32.764	34.822	35.397	32.491	34.568	36.976	40.909	46.662	44.785	NA	49.232	NA	NA
us-gaap:DeferredTaxAssetsLiabilitiesNet us-gaap:CapitalUnitsByClass evr:ClassALPUnits		NA	NA	1.568	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA
us-gaap:OperatingLeaseRightOfUseAsset	██████▆▆▅▆▁	264.456	262.173	270.498	278.055	267.502	269.832	199.988	183.083	178.241	187.029	0.0	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA
us-gaap:OtherAssetsNoncurrent	█▅▆▁▃▆▂	107.382	98.373	102.587	86.883	91.709	101.323	90.262	NA	NA	NA	89.48	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA
us-gaap:EquitySecuritiesFvNi us-gaap:FinancialInstrument evr:InvestmentFunds	█▇▆▅▅▁▂▂▂▂▁	137.127	126.581	107.354	95.751	94.213	49.221	66.513	63.626	64.916	64.816	54.776	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA
us-gaap:EquitySecuritiesFvNi us-gaap:FinancialInstrument us-gaap:EquitySecurities	██▂▁▁▁▂▁▁▁▁	4.407	4.676	0.593	0.344	0.252	0.164	0.498	0.478	0.448	0.407	0.256	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA

		2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2013-03-31	2012-12-31	2012-09-30	2012-06-30	2012-03-31	2011-12-31	2011-09-30	2011-06-30	2011-03-31	2010-12-31	2010-09-30	2010-06-30
us-gaap:AccountsPayableAndAccruedLiabilitiesCurrent	▇▇▆▇▆▅▆██▆▆▇▆▆▅▅▄▄▄▅▅▅▇▆▆▆▆▄▆▁▂▂▂▁▂▁▁▂▂▂▁	43.776	40.77	37.961	41.084	35.947	32.712	39.726	46.779	46.144	38.709	37.948	41.669	39.737	36.984	34.111	33.001	30.486	29.649	30.723	33.017	34.507	33.962	43.878	37.809	35.676	36.681	37.104	30.291	36.156	17.047	18.365	18.648	20.968	16.58	17.909	16.278	15.321	18.521	17.849	18.049	14.887	NA	12.558	NA	NA
us-gaap:ContractWithCustomerLiabilityCurrent	▇█▆▇▇▃▁▃▃▄▂▆▄▃▁	11.653	13.164	9.373	12.276	12.045	5.623	2.492	4.928	5.065	6.343	4.016	10.158	6.381	5.26	3.147	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA
us-gaap:LiabilitiesCurrent	▅▄█▅▄▃▅▃▃▂▆▃▃▂▃▃▃▂▃▃▂▂▃▂▂▂▃▂▂▁▂▂▂▁▂▂▂▁▂▂▂	710.909	492.202	1063.933	617.839	564.715	389.969	668.653	433.009	411.971	297.592	749.691	462.744	429.376	324.307	464.052	422.784	351.679	254.157	463.421	347.422	244.8	225.09	408.049	278.666	263.153	268.731	385.08	276.139	214.536	143.153	284.159	252.205	221.817	144.972	320.906	265.914	225.295	189.051	302.897	328.94	284.373	NA	286.973	NA	NA
us-gaap:NotesPayableCurrent		NA	NA	37.974	37.948	37.922	37.897	0.0	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA
us-gaap:NotesPayableCurrent us-gaap:ConsolidatedEntities srt:ParentCompany		NA	NA	37.974	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA
us-gaap:NotesPayableCurrent us-gaap:LongtermDebtType us-gaap:SeniorNotes		NA	NA	37.974	37.948	37.922	37.897	0.0	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA
us-gaap:OperatingLeaseLiabilityCurrent	███▇▇▆▆▆▆▆▁	44.223	43.654	42.871	41.018	37.042	34.585	33.316	34.27	33.36	32.648	0.0	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA
us-gaap:OtherLiabilitiesCurrent	▂▂█▂▂▂▁▁▁▁▂▂▂▂▁▁▂▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▂▁▁▁▁▁▁▁▂	29.885	32.845	127.691	22.02	25.652	20.841	15.517	12.975	12.056	10.982	19.031	24.013	23.725	27.026	12.088	11.639	16.621	11.836	12.32	10.231	12.301	10.283	7.031	11.334	12.104	8.62	7.753	14.326	8.005	8.47	8.138	7.766	15.982	9.934	10.755	10.252	12.121	9.352	11.796	14.678	16.698	NA	8.204	NA	NA
us-gaap:TaxesPayableCurrent	▂▁▄▁▂▁▂▁▂▁█▂▂▂▄▃▃▃▇▇▄▃▅▂▂▁▁▂▂▁▂▃▃▂▅▂▂▂▂▂▁	4.809	1.809	15.346	2.275	3.78	0.571	3.4	0.753	3.918	1.015	33.621	6.255	6.285	4.506	16.494	8.872	9.055	8.647	27.321	29.859	12.396	10.963	20.886	4.761	2.964	2.009	2.515	3.687	4.237	2.192	4.713	7.865	8.425	6.111	20.304	5.138	4.222	4.675	5.159	3.59	1.566	NA	0.404	NA	NA

		2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2013-03-31	2012-12-31	2012-09-30	2012-06-30	2012-03-31	2011-12-31	2011-09-30	2011-06-30	2011-03-31	2010-12-31	2010-09-30	2010-06-30
us-gaap:LongTermDebt us-gaap:DebtInstrument,us-gaap:LongtermDebtType evr:SeriesASeniorNotes,us-gaap:SeniorNotes		NA	NA	37.974	37.948	37.922	37.897	37.873	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA
us-gaap:LongTermDebt us-gaap:DebtInstrument,us-gaap:LongtermDebtType evr:SeriesBSeniorNotes,us-gaap:SeniorNotes	█▇▆▄▃▂▁	66.765	66.733	66.702	66.671	66.64	66.61	66.581	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA
us-gaap:LongTermDebt us-gaap:DebtInstrument,us-gaap:LongtermDebtType evr:SeriesCSeniorNotes,us-gaap:SeniorNotes	█▇▆▄▃▂▁	47.68	47.665	47.651	47.636	47.623	47.609	47.595	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA
us-gaap:LongTermDebt us-gaap:DebtInstrument,us-gaap:LongtermDebtType evr:SeriesDSeniorNotes,us-gaap:SeniorNotes	█▇▆▄▃▂▁	16.866	16.862	16.858	16.854	16.85	16.846	16.842	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA
us-gaap:LongTermDebt us-gaap:DebtInstrument,us-gaap:LongtermDebtType evr:SeriesESeniorNotes,us-gaap:SeniorNotes	█▄▄▄▄▂▁	74.376	74.329	74.325	74.321	74.318	74.302	74.282	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA
us-gaap:LongTermDebt us-gaap:DebtInstrument,us-gaap:LongtermDebtType evr:SeriesFSeniorNotes,us-gaap:SeniorNotes	█▄▄▄▃▂▁	59.481	59.451	59.449	59.446	59.441	59.432	59.422	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA
us-gaap:LongTermDebt us-gaap:DebtInstrument,us-gaap:LongtermDebtType evr:SeriesGSeniorNotes,us-gaap:SeniorNotes	█▅▄▄▃▂▁	39.645	39.631	39.627	39.625	39.623	39.618	39.613	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA
us-gaap:LongTermDebt us-gaap:DebtInstrument,us-gaap:LongtermDebtType evr:SeriesHSeniorNotes,us-gaap:SeniorNotes	██▇▄▁▁▅	34.3	34.175	33.906	32.009	30.713	30.756	32.854	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA
us-gaap:LongTermDebt us-gaap:DebtInstrument,us-gaap:LongtermDebtType evr:SeriesISeniorNotes,us-gaap:SeniorNotes	█▁	37.665	37.645	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA
us-gaap:MinorityInterest	██▇▇▇▆▇▇▇▇▇▇▆▆▇▇▇▆▇▇▇▆▆▆▆▅▄▂▂▁▁▁▁▁▁▁▁▁▁▁▁	274.296	265.089	258.428	236.088	231.622	221.294	256.534	238.605	236.549	238.211	249.819	231.311	227.274	224.473	252.404	252.42	240.353	224.748	256.033	245.532	237.174	218.312	202.664	207.021	197.109	181.363	160.952	90.215	84.524	56.92	60.577	59.068	55.592	56.778	62.243	60.259	61.772	59.857	58.162	59.181	62.673	NA	66.542	NA	NA
us-gaap:OtherLiabilitiesNoncurrent	▄▃▆▆▆▅█▇▇▆▇▅▄▃▄▄▃▂▄▃▃▃▂▂▂▂▂▂▁▁▁▁▁▁▁▁▁▁▁▁▁	58.326	49.295	101.928	96.369	87.36	83.986	126.445	115.196	105.231	92.003	105.014	73.414	62.58	53.047	58.945	55.91	48.033	38.459	56.838	43.622	48.199	44.459	36.07	35.507	25.305	23.937	26.2	24.851	17.948	18.308	17.664	19.21	18.99	17.495	17.111	16.515	17.097	17.806	15.49	16.761	16.455	NA	22.956	NA	NA
us-gaap:OperatingLeaseLiabilityNoncurrent	██████▆▅▅▅▁	297.06	294.644	300.275	302.725	295.207	289.61	217.251	192.673	184.553	186.294	0.0	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA
us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearTwo	█▃▁▁	55.123	52.83	52.367	52.192	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA
us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearThree	▂▁▁█	40.0	37.584	37.195	51.66	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA
us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFour	▄▁▁█	32.509	30.173	30.001	36.56	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA
us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFive	█▅▅▁	34.989	32.672	32.501	29.595	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA
us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive	▂▁▁█	250.622	245.611	245.702	277.23	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA

		2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2013-03-31	2012-12-31	2012-09-30	2012-06-30	2012-03-31	2011-12-31	2011-09-30	2011-06-30	2011-03-31	2010-12-31	2010-09-30	2010-06-30
us-gaap:StockholdersEquity	▇▇█▆▅▅▅▄▄▄▄▃▃▂▂▂▁▂▂▁▁▁▂▂▂▂▂▂▂▂▂▁▁▁▁▁▁▁▁▁▁	1150.971	1169.308	1230.946	970.926	900.528	816.571	869.716	764.683	738.286	767.747	758.12	668.086	623.726	549.86	543.964	475.565	458.751	559.733	527.298	454.439	405.921	420.318	504.552	479.732	486.969	490.302	551.281	513.205	526.549	491.313	502.581	444.48	416.218	436.45	428.506	409.774	405.626	412.08	407.664	401.357	411.569	NA	300.699	NA	NA
us-gaap:StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	███▆▆▅▆▅▅▅▅▄▄▄▄▃▃▄▄▃▃▃▃▃▃▃▃▃▃▂▂▂▂▂▂▂▂▂▂▂▂▁▁▁▁	1425.267	1434.397	1489.374	1207.014	1132.15	1037.865	1126.25	1003.288	974.835	1005.958	1007.939	899.397	851.0	774.333	796.368	727.985	699.104	784.481	783.331	699.971	643.095	638.63	707.216	686.753	684.078	671.665	712.233	603.42	611.073	548.233	563.158	503.548	471.81	493.228	490.749	470.033	467.398	471.937	465.826	460.538	474.242	371.405	367.241	331.129	320.28
us-gaap:CommonStockValue us-gaap:ConsolidatedEntities,us-gaap:StatementClassOfStock srt:ParentCompany,us-gaap:CommonClassA		NA	NA	0.722	NA	NA	NA	0.687	NA	NA	NA	0.659	NA	NA	NA	0.621	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA
us-gaap:CommonStockValue us-gaap:StatementClassOfStock us-gaap:CommonClassA	██████▇▇▇▇▇▇▇▇▆▆▆▆▆▅▅▅▅▄▄▄▄▄▃▃▃▃▂▂▂▂▂▂▁▁▁	0.746	0.745	0.722	0.72	0.72	0.719	0.687	0.686	0.685	0.684	0.659	0.657	0.656	0.654	0.621	0.616	0.614	0.614	0.582	0.579	0.577	0.576	0.552	0.495	0.488	0.486	0.464	0.46	0.448	0.437	0.408	0.393	0.382	0.38	0.35	0.345	0.328	0.326	0.31	0.301	0.284	NA	0.215	NA	NA
us-gaap:AdditionalPaidInCapital	███▇▇▇▇▆▆▆▆▆▅▅▅▅▅▄▄▄▄▄▄▃▃▃▃▂▂▂▂▂▂▂▁▁▁▁▁▁▁	2383.725	2322.421	2266.136	2216.722	2166.837	2111.945	2016.524	1968.179	1916.503	1890.069	1818.1	1764.705	1721.668	1666.292	1600.699	1505.824	1464.642	1424.368	1368.122	1312.366	1278.232	1246.023	1210.742	1054.555	1022.598	990.229	950.147	912.8	891.22	848.68	799.233	744.463	719.594	694.57	654.275	645.554	618.882	600.051	575.122	550.385	530.106	NA	400.719	NA	NA
us-gaap:RetainedEarningsAccumulatedDeficit	█▇▇▅▅▅▅▅▄▄▄▃▃▃▂▂▂▂▂▂▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁	1023.26	914.12	798.573	606.542	590.866	561.017	558.269	479.558	463.002	408.281	364.882	224.627	198.815	153.605	79.461	117.433	85.075	82.705	20.343	-7.165	-26.651	-36.739	-27.791	-34.354	-28.748	-27.083	-17.814	-33.146	-46.037	-59.734	-59.896	-66.345	-71.846	-79.755	-77.079	-88.137	-86.204	-87.152	-76.703	-69.353	-64.907	NA	-61.504	NA	NA
us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax	▇▇▇▄▃▃▄▃▄▄▄▄▄▅▄▂▁▁▁▂▂▃▃▄▅▅▅▆▇▇▇▇▇▇▇▇▇▇▇▇█	-7.227	-8.397	-9.758	-31.403	-37.167	-37.928	-27.596	-34.789	-31.988	-28.507	-30.434	-29.04	-31.486	-26.049	-31.411	-44.966	-48.862	-49.918	-50.096	-45.151	-42.046	-36.359	-34.539	-28.17	-22.601	-24.15	-20.387	-13.493	-7.82	-9.803	-10.784	-10.198	-10.915	-9.104	-9.086	-9.604	-11.991	-8.307	-12.058	-10.98	-2.626	NA	-4.193	NA	NA
us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax us-gaap:ConsolidatedEntities srt:ParentCompany		NA	NA	-9.758	NA	NA	NA	-27.596	NA	NA	NA	-30.434	NA	NA	NA	-31.411	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA
us-gaap:TreasuryStockValue	█▇▇▇▇▇▆▆▆▆▅▅▅▅▄▄▄▄▃▃▃▃▃▂▂▂▂▂▂▂▂▂▂▁▁▁▁▁▁▁▁	2249.533	2059.581	1824.727	1821.655	1820.728	1819.182	1678.168	1648.951	1609.916	1502.78	1395.087	1292.863	1265.927	1244.642	1105.406	1103.342	1042.718	898.036	811.653	806.19	804.191	753.183	644.412	512.794	484.768	449.18	361.129	353.416	311.262	288.267	226.38	223.833	220.997	169.641	139.954	138.384	115.389	92.838	79.007	68.996	51.288	NA	34.538	NA	NA
us-gaap:MinorityInterest	██▇▇▇▆▇▇▇▇▇▇▆▆▇▇▇▆▇▇▇▆▆▆▆▅▄▂▂▁▁▁▁▁▁▁▁▁▁▁▁	274.296	265.089	258.428	236.088	231.622	221.294	256.534	238.605	236.549	238.211	249.819	231.311	227.274	224.473	252.404	252.42	240.353	224.748	256.033	245.532	237.174	218.312	202.664	207.021	197.109	181.363	160.952	90.215	84.524	56.92	60.577	59.068	55.592	56.778	62.243	60.259	61.772	59.857	58.162	59.181	62.673	NA	66.542	NA	NA
us-gaap:MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders us-gaap:StatementEquityComponents us-gaap:NoncontrollingInterest	▆▅█▄▁▄▄▅▅▇▄▄▃▅▄▄▃▃▅▃▃▃▃▂▂▂▁▁▂▁▁▂▂▃▂▂▂▁	16.748	12.894	21.653	9.253	2.941	11.068	9.759	13.251	13.712	17.984	11.039	9.79	7.391	13.193	10.059	10.371	7.343	8.601	12.635	8.326	8.608	8.585	8.664	4.768	5.693	4.598	2.102	2.139	4.799	1.615	2.183	5.814	3.693	7.26	4.544	4.116	5.026	2.842	NA	NA	NA	NA	NA	NA	NA

		2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2013-03-31	2012-12-31	2012-09-30	2012-06-30	2012-03-31	2011-12-31	2011-09-30	2011-06-30	2011-03-31	2010-12-31	2010-09-30	2010-06-30
us-gaap:NetCashProvidedByUsedInOperatingActivities	▆▂█▅▅▃▆▅▅▁▇▄▅▃▅▅▅▃▅▅▄▃▅▄▄▃▄▄▄▃▄▄▄▃▄▄▄▃▄▄▄▃▄▄	444.569	-330.111	695.176	164.425	293.076	-174.306	413.742	226.034	277.669	-412.748	538.928	136.139	215.192	-40.685	190.894	170.492	236.424	-81.259	170.19	236.738	126.063	-116.893	214.009	96.508	125.119	-78.785	126.721	101.925	103.763	-116.437	79.912	124.435	79.235	-84.868	113.117	44.368	92.114	-89.441	37.781	102.321	45.565	-37.831	17.826	42.469	NA
us-gaap:NetCashProvidedByUsedInInvestingActivities	▅▇▁▆▇█▆▄▆▇▆▆▅▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆	-178.197	190.165	-965.115	-2.372	158.794	324.822	-19.482	-422.256	-12.126	80.393	-23.678	-62.518	-154.523	28.153	17.546	-64.236	-6.473	-1.478	-6.94	-8.944	-26.94	-5.68	-7.462	-18.494	-5.596	5.435	30.375	-0.466	-5.828	0.954	-3.388	-4.993	-2.266	1.783	-3.318	2.137	-2.805	28.903	-72.213	-24.758	-2.265	21.892	-36.054	-1.15	NA
us-gaap:NetCashProvidedByUsedInFinancingActivities	▂▁▅▅▅▃▅█▂▄▃▅▅▃▅▄▃▄▅▅▄▅▅▅▄▅▅▅▅▅▅▅▅▅▆▅▅▅▅▅▇▅▆▅	-236.72	-280.497	-59.436	-33.947	-28.577	-185.833	-71.395	128.922	-224.388	-123.148	-146.512	-57.47	-56.977	-191.968	-41.55	-82.208	-171.442	-124.03	-43.259	-23.513	-133.814	-31.901	-32.44	-43.914	-96.661	-50.788	-38.613	-51.74	-30.746	-58.496	-22.42	-23.184	-65.583	-38.609	-13.249	-36.955	-37.344	-22.464	-25.404	-35.465	57.904	-22.116	-9.713	-18.829	NA
us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	▅▁▂▆█▄▇▄▅▁█▅▅▃▆▅▅▃	31.394	-418.627	-320.442	133.646	424.88	-43.746	330.307	-71.036	36.154	-451.635	365.657	19.438	-1.357	-201.027	159.761	29.66	59.538	-207.211	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA

		2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2013-03-31	2012-12-31	2012-09-30	2012-06-30	2012-03-31	2011-12-31	2011-09-30	2011-06-30	2011-03-31	2010-12-31	2010-09-30	2010-06-30
us-gaap:IncreaseDecreaseInAccountsReceivable	▂▃█▂▇▂▃▃▂▆█▂▆▆▃▅▃▂█▂▆▂▅▆▄▃▅▄▄▄▅▁▆▃▅▅▃▄▃▃▅▄▄▄	-28.373	-14.265	82.61	-29.815	67.787	-42.009	-6.808	-8.233	-37.394	47.194	79.615	-40.673	54.711	37.303	-23.697	25.165	-18.173	-30.415	87.936	-41.204	47.019	-29.229	15.699	40.361	-2.701	-6.917	26.583	7.414	11.334	5.835	26.712	-57.082	39.745	-10.835	17.116	22.491	-6.26	3.764	-13.615	-20.914	20.766	11.014	13.552	4.648	NA
us-gaap:NetCashProvidedByUsedInOperatingActivities	▆▂█▅▅▃▆▅▅▁▇▄▅▃▅▅▅▃▅▅▄▃▅▄▄▃▄▄▄▃▄▄▄▃▄▄▄▃▄▄▄▃▄▄	444.569	-330.111	695.176	164.425	293.076	-174.306	413.742	226.034	277.669	-412.748	538.928	136.139	215.192	-40.685	190.894	170.492	236.424	-81.259	170.19	236.738	126.063	-116.893	214.009	96.508	125.119	-78.785	126.721	101.925	103.763	-116.437	79.912	124.435	79.235	-84.868	113.117	44.368	92.114	-89.441	37.781	102.321	45.565	-37.831	17.826	42.469	NA
us-gaap:NetIncomeLoss	▆▆█▃▃▂▅▃▄▄▆▃▄▄▁▃▂▄▃▃▂▂▂▂▂▂▂▂▂▂▂▂▂▂▂▂▂▁▂▂▂▂▂▂▂	140.359	144.352	220.377	42.61	56.412	31.175	105.184	43.278	81.742	67.232	163.305	49.461	68.931	95.543	-19.412	45.911	18.184	80.771	43.428	34.695	24.087	5.318	20.602	7.197	10.764	4.3	27.732	24.309	24.265	10.568	16.905	13.962	16.426	5.969	19.022	5.301	7.934	-3.368	-0.656	1.759	2.261	3.588	3.287	3.53	0.117
us-gaap:ProfitLoss	▆▆█▃▃▂▅▃▄▃▆▃▃▄▁▃▂▄▃▂▂▁▂▁▂▁▂▂▂▁▂▂▂▁▂▁▁▁▁▁▁▁▁▁▁	163.929	165.551	255.452	51.12	67.228	38.88	125.7	52.504	97.257	78.2	192.156	59.299	81.66	109.736	-1.399	60.082	25.877	94.647	59.958	47.283	33.593	7.678	29.976	5.435	16.386	5.893	39.109	25.184	29.686	13.392	23.379	18.254	22.011	8.378	24.985	7.473	12.141	-5.12	-2.487	1.293	5.259	7.698	4.897	9.018	-1.553
us-gaap:ShareBasedCompensation	█▇▇▇▇▅▆▆▇▇▆▄▅▄▄▄▅▁▆▃▄▄	107.975	94.211	96.293	94.177	99.058	77.91	81.919	86.136	95.335	96.951	84.649	67.633	73.599	67.626	67.174	63.857	70.554	28.683	80.483	53.464	57.478	66.87	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA

		2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2013-03-31	2012-12-31	2012-09-30	2012-06-30	2012-03-31	2011-12-31	2011-09-30	2011-06-30	2011-03-31	2010-12-31	2010-09-30	2010-06-30
us-gaap:NetCashProvidedByUsedInInvestingActivities	▅▇▁▆▇█▆▄▆▇▆▆▅▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆	-178.197	190.165	-965.115	-2.372	158.794	324.822	-19.482	-422.256	-12.126	80.393	-23.678	-62.518	-154.523	28.153	17.546	-64.236	-6.473	-1.478	-6.94	-8.944	-26.94	-5.68	-7.462	-18.494	-5.596	5.435	30.375	-0.466	-5.828	0.954	-3.388	-4.993	-2.266	1.783	-3.318	2.137	-2.805	28.903	-72.213	-24.758	-2.265	21.892	-36.054	-1.15	NA
us-gaap:PaymentsToAcquireProductiveAssets	▃▃▄▄▆▅█▇▄▅▇▂▂▂▃▃▄▃▄▂▂▂▂▂▃▁▂▂▂▁▂▁▁▁▁▂▂▃▃▁▁▁▃▂	8.66	7.714	11.75	11.915	17.004	12.661	24.661	19.873	10.638	15.644	21.443	4.703	3.027	4.151	6.158	8.338	10.387	6.417	9.928	3.779	2.467	2.265	3.334	5.16	5.738	1.957	3.298	4.252	4.47	1.501	2.499	0.448	1.069	0.471	2.067	2.366	2.563	6.945	6.074	1.002	0.962	0.624	5.668	2.226	NA

		2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2013-03-31	2012-12-31	2012-09-30	2012-06-30	2012-03-31	2011-12-31	2011-09-30	2011-06-30	2011-03-31	2010-12-31	2010-09-30	2010-06-30
us-gaap:NetCashProvidedByUsedInFinancingActivities	▂▁▅▅▅▃▅█▂▄▃▅▅▃▅▄▃▄▅▅▄▅▅▅▄▅▅▅▅▅▅▅▅▅▆▅▅▅▅▅▇▅▆▅	-236.72	-280.497	-59.436	-33.947	-28.577	-185.833	-71.395	128.922	-224.388	-123.148	-146.512	-57.47	-56.977	-191.968	-41.55	-82.208	-171.442	-124.03	-43.259	-23.513	-133.814	-31.901	-32.44	-43.914	-96.661	-50.788	-38.613	-51.74	-30.746	-58.496	-22.42	-23.184	-65.583	-38.609	-13.249	-36.955	-37.344	-22.464	-25.404	-35.465	57.904	-22.116	-9.713	-18.829	NA
us-gaap:PaymentsOfDividendsCommonStock	▆█▆▅▅▇▅▅▅▆▄▅▅▄▄▃▃▄▃▃▃▃▃▃▃▃▃▂▂▂▂▂▂▂▂▂▂▂▂▂▁▁▁▁	27.725	37.414	25.285	23.768	23.748	33.781	22.928	23.078	23.326	27.471	19.854	20.429	20.481	16.538	15.798	11.213	13.475	16.035	13.865	13.296	12.069	12.328	12.338	11.091	10.803	11.9	10.843	10.033	9.033	8.845	8.876	7.093	7.006	7.115	6.593	6.025	5.797	5.881	5.755	5.36	4.116	4.115	3.91	2.783	NA
us-gaap:Dividends	█▇▇▇▇▇▇▇▇▇▇▇▇▆▆▆▆▆▆▅▅▅▅▅▅▅▅▅▅▅▅▅▅▅▅▅▅▅█▁▄▄▆▂	31.219	28.805	28.346	26.934	26.563	27.117	26.473	26.722	27.021	23.833	23.05	23.649	23.721	19.17	18.56	13.553	15.814	18.409	13.865	13.298	12.069	12.326	12.339	11.284	10.803	11.9	10.843	10.033	9.033	8.845	8.876	7.093	7.006	7.115	6.593	6.025	5.797	5.881	32.937	-21.822	4.116	4.115	20.806	-14.113	NA

		2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2013-03-31	2012-12-31	2012-09-30	2012-06-30	2012-03-31	2011-12-31	2011-09-30	2011-06-30	2011-03-31	2010-12-31	2010-09-30	2010-06-30

Common Stock Value

us-gaap:CommonStockValue us-gaap:ConsolidatedEntities, us-gaap:StatementClassOfStock

us-gaap:CommonStockValue

srt:ParentCompany, us-gaap:CommonClassA

Period End	2020-12-31	2019-12-31	2018-12-31	2017-12-31
Value	722000.0	687000.0	659000.0	621000.0
Percentage of CommonStockValue	100.0	100.0	100.0	100.0
Percentage of Assets	0.0	0.0	0.0	0.0
Percentage of Assets srt:ParentCompany us-gaap:CommonClassA	0.0	0.0	0.0	0.0

us-gaap:CommonStockValue us-gaap:StatementClassOfStock

us-gaap:CommonClassA

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2013-03-31	2012-12-31	2012-09-30	2012-06-30	2012-03-31	2011-12-31	2011-09-30	2011-06-30	2010-12-31
Value	746000.0	745000.0	722000.0	720000.0	720000.0	719000.0	687000.0	686000.0	685000.0	684000.0	659000.0	657000.0	656000.0	654000.0	621000.0	616000.0	614000.0	614000.0	582000.0	579000.0	577000.0	576000.0	552000.0	495000.0	488000.0	486000.0	464000.0	460000.0	448000.0	437000.0	408000.0	393000.0	382000.0	380000.0	350000.0	345000.0	328000.0	326000.0	310000.0	301000.0	284000.0	215000.0
Percentage of CommonStockValue	0.0	0.0	100.0	0.0	0.0	0.0	100.0	0.0	0.0	0.0	100.0	0.0	0.0	0.0	100.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0
Percentage of Assets	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0
Percentage of Assets us-gaap:CommonClassA	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0

Common Stock Shares Issued

us-gaap:CommonStockSharesIssued us-gaap:ConsolidatedEntities, us-gaap:StatementClassOfStock

us-gaap:CommonStockSharesIssued

srt:ParentCompany, us-gaap:CommonClassA

Period End	2020-12-31	2019-12-31	2018-12-31	2017-12-31
Value	72	68	65	62
Percentage of CommonStockSharesIssued	100.0	100.0	100.0	100.0

Weighted Average Number Of Diluted Shares Outstanding

us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding

Period End	2021-06-30	2021-03-31	2020-09-30	2020-06-30	2020-03-31	2019-09-30	2019-06-30	2019-03-31	2018-09-30	2018-06-30	2018-03-31	2017-09-30	2017-06-30	2017-03-31	2016-09-30	2016-06-30	2016-03-31	2015-09-30	2015-06-30	2015-03-31	2014-09-30	2014-06-30	2014-03-31	2013-09-30	2013-06-30	2013-03-31	2012-09-30	2012-06-30	2012-03-31	2011-09-30	2011-06-30	2011-03-31	2010-09-30	2010-06-30
Value	43	44	42	41	42	42	43	44	45	45	45	44	44	45	43	43	44	44	42	42	41	41	41	38	37	37	31	31	29	31	27	26	21	22
Percentage of WeightedAverageNumberOfDilutedSharesOutstanding	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding us-gaap:StatementClassOfStock

us-gaap:CommonClassA

Period End	2021-06-30	2021-03-31	2020-09-30	2020-06-30	2020-03-31	2019-09-30	2019-06-30	2019-03-31	2018-09-30	2018-06-30	2018-03-31	2017-09-30	2017-06-30	2017-03-31	2016-09-30	2016-06-30	2016-03-31	2015-09-30	2015-06-30	2015-03-31	2014-09-30	2014-06-30	2014-03-31	2013-09-30	2013-06-30	2013-03-31	2012-09-30
Value	43	44	42	41	42	42	43	44	45	45	45	44	44	45	43	43	44	44	42	42	41	41	41	38	37	37	31
Percentage of WeightedAverageNumberOfDilutedSharesOutstanding	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

Weighted Average Number Of Shares Outstanding Basic

us-gaap:WeightedAverageNumberOfSharesOutstandingBasic

Period End	2021-06-30	2021-03-31	2020-09-30	2020-06-30	2020-03-31	2019-09-30	2019-06-30	2019-03-31	2018-09-30	2018-06-30	2018-03-31	2017-09-30	2017-06-30	2017-03-31	2016-09-30	2016-06-30	2016-03-31	2015-09-30	2015-06-30	2015-03-31	2014-09-30	2014-06-30	2014-03-31	2013-09-30	2013-06-30	2013-03-31	2012-09-30	2012-06-30	2012-03-31	2011-09-30	2011-06-30	2011-03-31	2010-09-30	2010-06-30
Value	40	41	40	40	39	39	40	40	40	40	40	39	40	40	38	39	39	36	36	36	36	35	34	32	31	31	28	29	29	28	23	22	18	19
Percentage of WeightedAverageNumberOfSharesOutstandingBasic	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

us-gaap:WeightedAverageNumberOfSharesOutstandingBasic us-gaap:StatementClassOfStock

us-gaap:CommonClassA

Period End	2021-06-30	2021-03-31	2020-09-30	2020-06-30	2020-03-31	2019-09-30	2019-06-30	2019-03-31	2018-09-30	2018-06-30	2018-03-31	2017-09-30	2017-06-30	2017-03-31	2016-09-30	2016-06-30	2016-03-31	2015-09-30	2015-06-30	2015-03-31	2014-09-30	2014-06-30	2014-03-31	2013-09-30	2013-06-30	2013-03-31	2012-09-30
Value	40	41	40	40	39	39	40	40	40	40	40	39	40	40	38	39	39	36	36	36	36	35	34	32	31	31	28
Percentage of WeightedAverageNumberOfSharesOutstandingBasic	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount

us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecurities, us-gaap:CapitalUnitsByClass

us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount

evr:LPUnits, evr:ClassAandELPUnits

Period End	2021-06-30	2021-03-31	2020-09-30	2020-06-30	2020-03-31	2019-09-30	2019-06-30	2019-03-31	2018-09-30	2018-06-30	2018-03-31	2017-09-30	2017-06-30	2017-03-31	2016-09-30
Value	4.848	4.926	5.07	5.076	5.338	5.31	5.312	5.088	5.018	5.132	5.226	5.93	6.005	6.098	6.41
Percentage of AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

Earnings Per Share Basic

us-gaap:EarningsPerShareBasic

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2013-03-31	2012-12-31	2012-09-30	2012-06-30	2012-03-31	2011-12-31	2011-09-30	2011-06-30	2011-03-31	2010-12-31	2010-09-30	2010-06-30	2010-03-31
Value	3.45	3.49	5.4	1.05	1.39	0.78	2.68	1.09	2.02	1.66	4.07	1.21	1.69	2.36	-0.5	1.18	0.45	2.0	1.11	0.89	0.61	0.13	0.53	0.2	0.3	0.12	0.76	0.67	0.68	0.3	0.51	0.43	0.52	0.19	0.64	0.18	0.27	-0.12	-0.02	0.06	0.09	0.16	0.15	0.18	0.01	0.11
Percentage of EarningsPerShareBasic	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

us-gaap:EarningsPerShareBasic us-gaap:StatementClassOfStock

us-gaap:CommonClassA

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2013-03-31	2012-12-31	2012-09-30
Value	3.45	3.49	5.42	1.05	1.39	0.78	2.66	1.09	2.02	1.66	4.04	1.21	1.69	2.36	-0.47	1.18	0.45	2.0	1.11	0.89	0.61	0.13	0.54	0.2	0.3	0.12	0.76	0.67	0.68	0.3	0.51	0.43	0.52	0.19	0.64	0.18
Percentage of EarningsPerShareBasic	100.0	100.0	100.4	100.0	100.0	100.0	99.3	100.0	100.0	100.0	99.3	100.0	100.0	100.0	94.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	101.9	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

Earnings Per Share Diluted

us-gaap:EarningsPerShareDiluted

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2013-03-31	2012-12-31	2012-09-30	2012-06-30	2012-03-31	2011-12-31	2011-09-30	2011-06-30	2011-03-31	2010-12-31	2010-09-30	2010-06-30	2010-03-31
Value	3.21	3.25	5.02	1.01	1.35	0.74	2.48	1.01	1.88	1.52	3.67	1.08	1.52	2.1	-0.5	1.04	0.41	1.76	0.98	0.79	0.55	0.12	0.45	0.16	0.26	0.1	0.66	0.58	0.58	0.25	0.42	0.36	0.44	0.16	0.56	0.17	0.25	-0.12	-0.02	0.06	0.08	0.14	0.13	0.17	0	0.09
Percentage of EarningsPerShareDiluted	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	0.0	100.0

us-gaap:EarningsPerShareDiluted us-gaap:StatementClassOfStock

us-gaap:CommonClassA

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2013-03-31	2012-12-31	2012-09-30
Value	3.21	3.25	5.13	1.01	1.35	0.74	2.46	1.01	1.88	1.52	3.63	1.08	1.52	2.1	-0.43	1.04	0.41	1.76	0.98	0.79	0.55	0.12	0.46	0.16	0.26	0.1	0.67	0.58	0.58	0.25	0.42	0.36	0.44	0.16	0.58	0.17
Percentage of EarningsPerShareDiluted	100.0	100.0	102.2	100.0	100.0	100.0	99.2	100.0	100.0	100.0	98.9	100.0	100.0	100.0	86.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	102.2	100.0	100.0	100.0	101.5	100.0	100.0	100.0	100.0	100.0	100.0	100.0	103.6	100.0

Allocated Share Based Compensation Expense

us-gaap:AllocatedShareBasedCompensationExpense us-gaap:AwardType, us-gaap:PlanName

us-gaap:AllocatedShareBasedCompensationExpense

us-gaap:RestrictedStockUnitsRSU, evr:TwoThousandSixandTwoThousandSixteenStockIncentivePlans

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31
Value	58	51	44	46	50	50	46	50	56	55	40	41	46	42	39	38	41	41
Percentage of AllocatedShareBasedCompensationExpense	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0
Percentage of Revenues	8.4	7.8	4.8	11.5	9.8	11.6	7.0	12.3	10.6	13.3	5.2	10.8	10.2	9.1	7.3	9.3	11.1	10.5
Percentage of Revenues us-gaap:RestrictedStockUnitsRSU evr:TwoThousandSixandTwoThousandSixteenStockIncentivePlans	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0

us-gaap:AllocatedShareBasedCompensationExpense us-gaap:BusinessAcquisition, us-gaap:CapitalUnitsByClass, us-gaap:StatementEquityComponents

evr:EvercoreISI, evr:ClassJLPUnits, evr:AcquisitionRelated

Period End	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30
Value	0.0	0.0	0.0	1.067	5.825	4.527	3.7	4.049	3.741	3.741	3.7	3.872	3.705	2.315
Percentage of AllocatedShareBasedCompensationExpense	0.0	0.0	0.0	2.1	12.5	9.0	6.5	7.3	9.2	9.0	8.0	9.1	9.3	6.1
Percentage of Revenues	0.0	0.0	0.0	0.2	0.9	1.1	0.7	1.0	0.5	1.0	0.8	0.8	0.7	0.6
Percentage of Revenues evr:EvercoreISI evr:ClassJLPUnits evr:AcquisitionRelated	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0

us-gaap:AllocatedShareBasedCompensationExpense us-gaap:CapitalUnitsByClass

evr:ClassKPUnits

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31
Value	1.881	1.86	3.528	3.066	1.233	1.093	1.779	1.277	0.338	0.296	0.303	0.302	0.299	0.296
Percentage of AllocatedShareBasedCompensationExpense	3.2	3.6	7.9	6.5	2.5	2.2	3.8	2.5	0.6	0.5	0.7	0.7	0.6	0.7
Percentage of Revenues	0.3	0.3	0.4	0.8	0.2	0.3	0.3	0.3	0.1	0.1	0.0	0.1	0.1	0.1
Percentage of Revenues evr:ClassKPUnits	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0

us-gaap:AllocatedShareBasedCompensationExpense us-gaap:TitleOfIndividual, us-gaap:CapitalUnitsByClass

srt:BoardOfDirectorsChairman, evr:ClassIPUnits

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31
Value	1.13	1.236	1.164	1.164	1.152	1.152	1.164	1.164	1.152	1.139
Percentage of AllocatedShareBasedCompensationExpense	1.9	2.4	2.6	2.5	2.3	2.3	2.5	2.3	2.0	2.0
Percentage of Revenues	0.2	0.2	0.1	0.3	0.2	0.3	0.2	0.3	0.2	0.3
Percentage of Revenues srt:BoardOfDirectorsChairman evr:ClassIPUnits	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0

Comprehensive Income Net Of Tax

us-gaap:ComprehensiveIncomeNetOfTax

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2013-03-31	2012-12-31	2012-09-30	2012-06-30	2012-03-31	2011-12-31	2011-09-30	2011-06-30	2011-03-31
Value	141	145	242	48	57	20	112	40	78	69	161	51	63	98	-5.857	49	19	80	38	31	18	3.498	14	1.628	12	0.537	20	18	26	11	16	14	14	5.951	19	7.688	4.25	0.383	-1.734	-6.595	2.861	4.555
Percentage of ComprehensiveIncomeNetOfTax	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0
Percentage of Revenues	20.4	21.8	26.0	11.9	11.2	4.8	16.9	9.9	14.6	16.5	20.9	13.5	14.0	21.1	-1.1	12.1	5.1	20.6	8.6	8.1	5.2	1.3	3.5	0.5	4.5	0.2	6.4	8.1	11.8	7.6	7.3	7.7	6.9	3.8	9.0	4.9	2.4	0.4	-1.5	-3.9	1.9	4.1

Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest

us-gaap:ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2013-03-31	2012-12-31	2012-09-30	2012-06-30	2012-03-31	2011-12-31	2011-09-30	2011-06-30	2011-03-31
Value	23	21	43	9.496	10	5.796	21	8.724	14	11	28	10	11	14	20	15	7.953	13	15	11	8.039	1.979	7.755	-3.348	5.818	0.716	9.46	-0.486	5.858	3.057	6.508	4.585	5.036	2.403	6.199	3.266	2.536	-0.142	-3.11	-3.744	3.714	4.501
Percentage of ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0
Percentage of Revenues	3.4	3.2	4.6	2.3	2.1	1.3	3.3	2.1	2.8	2.7	3.7	2.7	2.6	3.1	3.7	3.7	2.1	3.6	3.4	3.0	2.3	0.8	1.9	-1.1	2.1	0.3	2.9	-0.2	2.6	2.0	2.9	2.4	2.4	1.6	2.8	2.1	1.4	-0.1	-2.7	-2.2	2.5	4.0

us-gaap:ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest us-gaap:StatementEquityComponents

us-gaap:NoncontrollingInterest

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2013-03-31	2012-12-31	2012-09-30	2012-06-30	2012-03-31	2011-12-31	2011-09-30	2011-06-30	2011-03-31
Value	23	21	43	9.496	10	5.796	21	8.724	14	11	28	10	11	14	20	15	7.953	13	15	11	8.039	1.979	14	3.348	-5.818	-0.716	-9.46	0.486	-5.858	-3.057	-30.556	4.585	5.036	2.403	-6.199	-3.266	-2.252	-0.142	5.832	3.744	-12.716	4.501
Percentage of ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	182.2	-100.0	-100.0	-100.0	-100.0	-100.0	-100.0	-100.0	-469.5	100.0	100.0	100.0	-100.0	-100.0	-88.8	100.0	-187.5	-100.0	-342.4	100.0
Percentage of Revenues	3.4	3.2	4.6	2.3	2.1	1.3	3.3	2.1	2.8	2.7	3.7	2.7	2.6	3.1	3.7	3.7	2.1	3.6	3.4	3.0	2.3	0.8	3.4	1.1	-2.1	-0.3	-2.9	0.2	-2.6	-2.0	-13.7	2.4	2.4	1.6	-2.8	-2.1	-1.3	-0.1	5.1	2.2	-8.6	4.0
Percentage of Revenues us-gaap:NoncontrollingInterest	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0

Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest

us-gaap:ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2013-03-31	2012-12-31	2012-09-30	2012-06-30	2012-03-31	2011-12-31	2011-09-30	2011-06-30	2011-03-31
Value	165	167	285	57	68	26	134	49	93	80	190	62	75	113	14	64	27	94	53	43	26	5.477	21	-1.72	18	1.253	30	18	32	14	22	19	19	8.354	25	10	6.786	0.241	-4.844	-10.339	6.575	9.056
Percentage of ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0
Percentage of Revenues	23.9	25.1	30.6	14.2	13.3	6.2	20.1	12.1	17.4	19.2	24.6	16.1	16.6	24.2	2.6	15.8	7.2	24.2	12.0	11.1	7.4	2.1	5.3	-0.5	6.6	0.5	9.3	7.9	14.5	9.6	10.3	10.1	9.3	5.4	11.8	7.0	3.9	0.2	-4.2	-6.1	4.5	8.1

Gain Loss On Investments

us-gaap:GainLossOnInvestments

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2013-03-31	2012-12-31	2012-09-30	2012-06-30	2012-03-31	2011-12-31	2011-09-30	2011-06-30	2011-03-31	2010-12-31	2010-09-30
Value	14	7.605	12	8.309	12	-24.767	4.42	-0.655	3.778	6.207	-10.744	1.967	-2.151	0.21	0.271	0.896	-2.135	1.0	2.441	-3.367	-1.401	1.203	-2.106	-1.098	0.028	-2.341	1.601	-1.012	2.916	-1.0	-0.618	-0.174	1.487	1.477	0.305	3.206	-4.057	2.462	-1.529	0.875	3.876	1.766	-0.362	0.774
Percentage of GainLossOnInvestments	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0
Percentage of Revenues	2.1	1.1	1.3	2.0	2.5	-5.7	0.7	-0.2	0.7	1.5	-1.4	0.5	-0.5	0.0	0.0	0.2	-0.6	0.3	0.5	-0.9	-0.4	0.5	-0.5	-0.4	0.0	-1.0	0.5	-0.4	1.3	-0.7	-0.3	-0.1	0.7	1.0	0.1	2.0	-2.3	2.3	-1.3	0.5	2.6	1.6	-0.3	0.6

Income Loss From Continuing Operations

us-gaap:IncomeLossFromContinuingOperations

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2013-03-31	2012-12-31	2012-09-30	2012-06-30	2012-03-31	2011-12-31	2011-09-30	2011-06-30	2011-03-31
Value	140	144	220	42	56	31	105	43	81	67	163	49	68	95	-19.412	45	18	80	43	34	24	5.318	27	24	24	10	16	14	16	6.457	19	5.28	7.913	-3.389	-0.024	1.936	2.325	3.597
Percentage of IncomeLossFromContinuingOperations	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0
Percentage of Revenues	20.3	21.6	23.6	10.5	11.0	7.2	15.8	10.6	15.3	16.0	21.1	12.8	15.2	20.4	-3.6	11.1	4.8	20.6	9.6	8.9	6.8	2.0	8.5	10.5	10.9	6.9	7.6	7.8	7.8	4.2	8.7	3.4	4.5	-3.2	-0.0	1.1	1.6	3.2

Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest

us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2013-03-31	2012-12-31	2012-09-30	2012-06-30	2012-03-31	2011-12-31	2011-09-30	2011-06-30	2011-03-31	2010-12-31	2010-09-30	2010-06-30	2010-03-31
Value	210	197	332	66	89	52	160	72	129	86	252	76	107	114	187	88	48	112	99	86	64	17	76	12	33	12	69	40	45	20	49	32	39	15	43	14	21	-9.758	-0.754	11	11	12	9.542	17	-3.251	11
Percentage of IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0
Percentage of Revenues	30.4	29.6	35.7	16.4	17.4	12.1	24.1	17.9	24.2	20.5	32.6	19.9	23.6	24.5	34.4	21.6	12.9	28.8	22.2	22.1	18.1	6.7	18.6	4.1	12.1	5.0	21.4	17.5	20.3	13.7	22.4	17.0	18.6	10.1	20.0	9.3	12.4	-9.2	-0.7	7.1	7.6	10.8	9.1	13.6	-4.6	0.0

us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest us-gaap:StatementBusinessSegments

evr:InvestmentBanking

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2013-03-31	2012-12-31	2012-09-30	2012-06-30	2012-03-31	2011-12-31	2011-09-30	2011-06-30	2011-03-31
Value	203	190	336	59	86	49	158	68	124	82	249	71	102	110	178	83	52	108	100	82	58	12	78	34	28	12	66	37	39	18	41	29	35	16	45	14	22	-9.67	-0.072	13	11	11
Percentage of IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	96.6	96.8	101.2	89.3	97.5	93.8	98.7	94.2	96.2	95.6	98.7	92.6	96.0	96.3	95.3	93.6	109.5	95.6	100.1	95.6	90.4	69.8	101.9	270.5	84.9	106.9	95.5	93.0	86.9	89.7	83.0	91.7	89.7	107.3	103.4	97.3	102.9	99.1	9.5	109.7	100.2	94.4
Percentage of Revenues	29.4	28.6	36.1	14.6	16.9	11.4	23.8	16.8	23.2	19.6	32.1	18.5	22.7	23.6	32.8	20.2	14.1	27.6	22.2	21.1	16.4	4.7	19.0	11.1	10.3	5.3	20.4	16.3	17.7	12.3	18.6	15.6	16.6	10.9	20.7	9.1	12.8	-9.1	-0.1	7.8	7.6	10.2
Percentage of Revenues evr:InvestmentBanking	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0

evr:InvestmentManagement

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2013-03-31	2012-12-31	2012-09-30	2012-06-30	2012-03-31	2011-12-31	2011-09-30	2011-06-30	2011-03-31
Value	7.198	6.311	-4.071	7.122	2.242	3.26	2.15	4.226	4.969	3.746	3.356	5.701	4.246	4.194	8.8	5.685	-4.575	4.931	-0.149	3.829	6.142	5.263	-1.429	-21.867	5.002	-0.839	3.101	2.845	5.925	2.16	8.48	2.684	4.027	-1.145	-1.481	0.399	-0.636	-0.088	-0.682	0.56	0.425	0.68
Percentage of IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	3.4	3.2	-1.2	10.7	2.5	6.2	1.3	5.8	3.8	4.4	1.3	7.4	4.0	3.7	4.7	6.4	-9.5	4.4	-0.1	4.4	9.6	30.2	-1.9	-170.5	15.1	-6.9	4.5	7.0	13.1	10.3	17.0	8.3	10.3	-7.3	-3.4	2.7	-2.9	0.9	90.5	4.7	3.8	5.6
Percentage of Revenues	1.0	0.9	-0.4	1.7	0.4	0.8	0.3	1.0	0.9	0.9	0.4	1.5	0.9	0.9	1.6	1.4	-1.2	1.3	-0.0	1.0	1.7	2.0	-0.3	-7.0	1.8	-0.3	1.0	1.2	2.7	1.4	3.8	1.4	1.9	-0.7	-0.7	0.3	-0.4	-0.1	-0.6	0.3	0.3	0.6
Percentage of Revenues evr:InvestmentManagement	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0

Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments

us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2013-03-31	2012-12-31	2012-09-30	2012-06-30	2012-03-31	2011-12-31	2011-09-30	2011-06-30	2011-03-31	2010-12-31	2010-09-30	2010-06-30	2010-03-31
Value	207	194	326	63	86	49	156	70	126	83	250	74	104	112	184	87	46	111	97	85	62	16	74	11	31	10	67	39	43	20	43	31	38	14	42	14	21	-12.143	-1.009	11	11	11	9.658	17	-3.121	11
Percentage of IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0
Percentage of Revenues	29.9	29.1	35.0	15.6	16.9	11.4	23.5	17.2	23.7	20.0	32.3	19.3	23.1	24.1	33.8	21.1	12.3	28.4	21.6	21.8	17.6	6.2	18.1	3.8	11.4	4.5	20.8	17.0	19.4	13.6	19.7	16.7	18.1	9.7	19.4	9.1	12.0	-11.4	-0.9	7.0	7.6	10.5	9.2	13.7	-4.4	0.0

us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments us-gaap:StatementBusinessSegments

evr:InvestmentBanking

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2013-03-31	2012-12-31	2012-09-30	2012-06-30	2012-03-31	2011-12-31	2011-09-30	2011-06-30	2011-03-31
Value	202	190	336	59	86	48	158	68	124	82	249	71	102	110	178	83	52	108	98	82	57	12	77	35	27	12	66	37	38	19	38	29	34	16	44	14	22	-11.298	-0.001	12	11	10
Percentage of IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	97.9	98.2	102.9	92.8	100.0	98.6	100.9	97.2	97.8	97.9	99.6	95.4	98.0	98.2	96.8	95.7	114.1	97.2	101.2	97.0	92.4	77.0	103.6	296.0	87.8	118.0	98.0	95.7	89.1	92.2	88.8	93.3	91.3	111.6	104.6	101.5	106.5	93.0	0.1	109.4	99.6	91.0
Percentage of Revenues	29.3	28.6	36.1	14.5	16.9	11.2	23.7	16.8	23.2	19.6	32.1	18.5	22.6	23.6	32.7	20.2	14.1	27.6	21.9	21.1	16.3	4.8	18.8	11.2	10.0	5.4	20.4	16.3	17.3	12.5	17.5	15.6	16.5	10.8	20.3	9.2	12.8	-10.6	-0.0	7.6	7.5	9.5
Percentage of Revenues evr:InvestmentBanking	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0

evr:InvestmentManagement

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2013-03-31	2012-12-31	2012-09-30	2012-06-30	2012-03-31	2011-12-31	2011-09-30	2011-06-30	2011-03-31
Value	4.353	3.456	-9.542	4.581	-0.006	0.668	-1.46	1.946	2.735	1.79	1.125	3.403	2.124	2.069	5.857	3.783	-6.532	3.172	-1.197	2.539	4.768	3.704	-2.705	-23.324	3.807	-1.983	1.342	1.695	4.7	1.609	4.933	2.122	3.302	-1.731	-1.951	-0.216	-1.388	-0.845	-1.008	0.621	0.49	1.062
Percentage of IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	2.1	1.8	-2.9	7.2	-0.0	1.4	-0.9	2.8	2.2	2.1	0.4	4.6	2.0	1.8	3.2	4.3	-14.1	2.8	-1.2	3.0	7.6	23.0	-3.6	-196.0	12.2	-18.0	2.0	4.3	10.9	7.8	11.2	6.7	8.7	-11.6	-4.6	-1.5	-6.5	7.0	99.9	5.3	4.4	9.0
Percentage of Revenues	0.6	0.5	-1.0	1.1	-0.0	0.2	-0.2	0.5	0.5	0.4	0.1	0.9	0.5	0.4	1.1	0.9	-1.7	0.8	-0.3	0.6	1.3	1.4	-0.7	-7.4	1.4	-0.8	0.4	0.7	2.1	1.1	2.2	1.1	1.6	-1.1	-0.9	-0.1	-0.8	-0.8	-0.9	0.4	0.3	0.9
Percentage of Revenues evr:InvestmentManagement	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0

Income Tax Expense Benefit

us-gaap:IncomeTaxExpenseBenefit

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2013-03-31	2012-12-31	2012-09-30	2012-06-30	2012-03-31	2011-12-31	2011-09-30	2011-06-30	2011-03-31	2010-12-31	2010-09-30	2010-06-30	2010-03-31
Value	46	31	77	15	21	13	34	20	32	7.821	60	17	25	4.938	188	28	22	18	39	38	30	9.734	46	7.392	16	6.212	30	15	15	7.563	26	12	17	7.322	18	7.187	9.773	-4.638	1.08	10	5.977	4.436	4.413	8.547	-1.698	4.839
Percentage of IncomeTaxExpenseBenefit	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0
Percentage of Revenues	6.7	4.8	8.3	3.8	4.3	3.1	5.2	5.0	6.0	1.9	7.8	4.6	5.6	1.1	34.7	7.0	6.0	4.7	8.9	10.0	8.6	3.7	11.4	2.4	6.1	2.6	9.4	6.6	6.9	5.0	11.9	6.5	8.1	4.7	8.5	4.6	5.6	-4.4	0.9	6.3	4.0	4.0	4.2	6.6	-2.4	0.0

Income Taxes Paid

us-gaap:IncomeTaxesPaid

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2013-03-31	2012-12-31	2012-09-30	2012-06-30	2012-03-31	2011-12-31	2011-09-30	2011-06-30	2011-03-31	2010-12-31	2010-09-30
Value	43	27	68	19	2.75	20	34	41	28	50	38	15	12	19	39	21	22	44	30	25	30	19	18	12	14	1.975	3.643	6.9	3.187	4.553	6.991	16	10	23	1.004	3.519	4.229	0.817	0.208	5.483	7.52	0.746	1.454	2.462
Percentage of IncomeTaxesPaid	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0
Percentage of Revenues	6.3	4.1	7.4	4.7	0.5	4.8	5.2	10.2	5.3	12.1	4.9	3.9	2.9	4.2	7.3	5.3	6.0	11.4	6.9	6.4	8.7	7.4	4.5	4.0	5.4	0.8	1.1	3.0	1.4	3.0	3.1	8.5	5.2	14.9	0.5	2.2	2.4	0.8	0.2	3.3	5.1	0.7	1.4	1.9

Interest Expense

us-gaap:InterestExpense

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2013-03-31	2012-12-31	2012-09-30	2012-06-30	2012-03-31	2011-12-31	2011-09-30	2011-06-30	2011-03-31	2010-12-31	2010-09-30	2010-06-30
Value	4.306	4.57	5.042	5.003	5.329	6.04	6.218	5.666	4.163	4.092	4.151	4.203	5.068	4.349	5.005	5.413	4.802	4.776	4.695	4.787	4.537	2.719	3.202	4.519	4.811	4.443	4.227	3.964	3.978	3.375	3.719	3.819	3.174	3.293	3.971	4.015	3.558	3.757	3.975	4.573	5.749	5.094	5.451	5.853	5.933
Percentage of InterestExpense	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0
Percentage of Revenues	0.6	0.7	0.5	1.2	1.0	1.4	0.9	1.4	0.8	1.0	0.5	1.1	1.1	0.9	0.9	1.3	1.3	1.2	1.0	1.2	1.3	1.0	0.8	1.4	1.8	1.8	1.3	1.7	1.8	2.2	1.7	2.0	1.5	2.1	1.8	2.6	2.0	3.5	3.5	2.7	3.9	4.5	5.2	4.5	8.4

Interest Paid Net

us-gaap:InterestPaidNet

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31
Value	4.443	4.469	5.638	5.254	7.189	5.667	1.655	6.35	2.103	6.297	1.81
Percentage of InterestPaidNet	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0
Percentage of Revenues	0.6	0.7	0.6	1.3	1.4	1.3	0.2	1.6	0.4	1.5	0.2

Net Income Loss

us-gaap:NetIncomeLoss

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2013-03-31	2012-12-31	2012-09-30	2012-06-30	2012-03-31	2011-12-31	2011-09-30	2011-06-30	2011-03-31	2010-12-31	2010-09-30	2010-06-30	2010-03-31
Value	140	144	220	42	56	31	105	43	81	67	163	49	68	95	-19.412	45	18	80	43	34	24	5.318	20	7.197	10	4.3	27	24	24	10	16	13	16	5.969	19	5.301	7.934	-3.368	-0.656	1.759	2.261	3.588	3.287	3.53	0.117	2.02
Percentage of NetIncomeLoss	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0
Percentage of Revenues	20.3	21.6	23.6	10.5	11.0	7.2	15.8	10.6	15.3	16.0	21.1	12.8	15.2	20.4	-3.6	11.1	4.8	20.6	9.6	8.9	6.8	2.0	5.0	2.3	3.9	1.8	8.5	10.5	10.9	6.9	7.6	7.3	7.8	3.9	8.7	3.4	4.5	-3.2	-0.6	1.0	1.5	3.2	3.1	2.7	0.2	0.0

Net Income Loss Attributable To Noncontrolling Interest

us-gaap:NetIncomeLossAttributableToNoncontrollingInterest

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2013-03-31	2012-12-31	2012-09-30	2012-06-30	2012-03-31	2011-12-31	2011-09-30	2011-06-30	2011-03-31	2010-12-31	2010-09-30	2010-06-30	2010-03-31
Value	23	21	35	8.51	10	7.705	20	9.226	15	10	28	9.838	12	14	18	14	7.693	13	16	12	9.506	2.36	9.374	-1.762	5.622	1.593	11	0.875	5.421	2.824	6.474	4.292	5.585	2.409	5.963	2.172	4.207	-1.752	-1.831	-0.466	2.998	4.11	1.61	5.488	-1.67	4.352
Percentage of NetIncomeLossAttributableToNoncontrollingInterest	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0
Percentage of Revenues	3.4	3.2	3.8	2.1	2.1	1.8	3.1	2.3	2.9	2.6	3.7	2.6	2.8	3.0	3.3	3.4	2.0	3.5	3.7	3.2	2.7	0.9	2.3	-0.6	2.1	0.7	3.5	0.4	2.4	1.9	2.9	2.2	2.7	1.6	2.7	1.4	2.4	-1.6	-1.6	-0.3	2.0	3.7	1.5	4.2	-2.4	0.0

us-gaap:NetIncomeLossAttributableToNoncontrollingInterest us-gaap:StatementEquityComponents

us-gaap:NoncontrollingInterest

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2013-03-31	2012-12-31	2012-09-30	2012-06-30	2012-03-31	2011-12-31	2011-09-30	2011-06-30	2011-03-31
Value	23	21	35	8.51	10	7.705	20	9.226	15	10	28	9.838	12	14	18	14	7.693	13	16	12	9.506	2.36	20	1.762	-5.622	-1.593	-11.377	-0.875	-5.421	-2.824	-31.046	4.292	5.585	2.409	-5.963	-2.172	-0.703	-1.752	9.84	0.466	-10.456	3.729
Percentage of NetIncomeLossAttributableToNoncontrollingInterest	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	216.3	-100.0	-100.0	-100.0	-100.0	-100.0	-100.0	-100.0	-479.5	100.0	100.0	100.0	-100.0	-100.0	-16.7	100.0	-537.4	-100.0	-348.8	90.7
Percentage of Revenues	3.4	3.2	3.8	2.1	2.1	1.8	3.1	2.3	2.9	2.6	3.7	2.6	2.8	3.0	3.3	3.4	2.0	3.5	3.7	3.2	2.7	0.9	4.9	0.6	-2.1	-0.7	-3.5	-0.4	-2.4	-1.9	-14.0	2.2	2.7	1.6	-2.7	-1.4	-0.4	-1.6	8.6	0.3	-7.1	3.3
Percentage of Revenues us-gaap:NoncontrollingInterest	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0

Net Income Loss Available To Common Stockholders Basic

us-gaap:NetIncomeLossAvailableToCommonStockholdersBasic us-gaap:StatementClassOfStock

us-gaap:NetIncomeLossAvailableToCommonStockholdersBasic

us-gaap:CommonClassA

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2013-03-31	2012-12-31	2012-09-30
Value	140	144	220	42	56	31	105	43	81	67	163	49	68	95	-19.412	45	18	80	43	34	24	5.318	20	7.197	10	4.3	27	24	24	10	16	13	16	5.948	19	5.28
Percentage of NetIncomeLossAvailableToCommonStockholdersBasic	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0
Percentage of Revenues	20.3	21.6	23.6	10.5	11.0	7.2	15.8	10.6	15.3	16.0	21.1	12.8	15.2	20.4	-3.6	11.1	4.8	20.6	9.6	8.9	6.8	2.0	5.0	2.3	3.9	1.8	8.5	10.5	10.9	6.9	7.6	7.3	7.8	3.8	8.7	3.4
Percentage of Revenues us-gaap:CommonClassA	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0

Net Income Loss Available To Common Stockholders Diluted

us-gaap:NetIncomeLossAvailableToCommonStockholdersDiluted us-gaap:StatementClassOfStock

us-gaap:NetIncomeLossAvailableToCommonStockholdersDiluted

us-gaap:CommonClassA

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2013-03-31	2012-12-31	2012-09-30
Value	140	144	220	42	56	31	105	43	81	67	163	49	68	95	-19.412	45	18	80	43	34	24	5.318	20	7.197	10	4.3	27	24	24	10	16	13	16	5.948	19	5.28
Percentage of NetIncomeLossAvailableToCommonStockholdersDiluted	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0
Percentage of Revenues	20.3	21.6	23.6	10.5	11.0	7.2	15.8	10.6	15.3	16.0	21.1	12.8	15.2	20.4	-3.6	11.1	4.8	20.6	9.6	8.9	6.8	2.0	5.0	2.3	3.9	1.8	8.5	10.5	10.9	6.9	7.6	7.3	7.8	3.8	8.7	3.4
Percentage of Revenues us-gaap:CommonClassA	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0

Operating Expenses

us-gaap:OperatingExpenses

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2013-03-31	2012-12-31	2012-09-30	2012-06-30	2012-03-31	2011-12-31	2011-09-30	2011-06-30	2011-03-31	2010-12-31	2010-09-30	2010-06-30	2010-03-31
Value	480	468	600	338	420	377	503	331	404	331	521	306	343	351	355	319	324	275	348	301	288	241	333	297	236	226	254	187	174	128	174	155	169	136	171	138	151	114	113	152	130	95	91	106	68	75
Percentage of OperatingExpenses	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0
Percentage of Revenues	69.5	70.2	64.4	83.1	82.0	87.2	75.5	81.4	75.5	79.0	67.2	79.6	75.8	75.0	65.3	77.6	86.4	70.4	77.3	77.0	81.1	92.8	81.1	94.8	86.8	93.6	77.9	81.3	78.8	84.2	78.6	81.3	80.4	88.2	78.8	88.4	85.9	107.9	99.4	90.3	88.6	85.0	87.7	81.8	96.0	0.0

Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Net Of Tax

us-gaap:OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2013-03-31	2012-12-31	2012-09-30	2012-06-30	2012-03-31	2011-12-31	2011-09-30	2011-06-30
Value	0.886	1.553	29	6.773	1.667	-11.308	8.321	-3.258	-4.007	2.859	-1.763	2.884	-6.496	4.195	15	4.832	0.9	0.261	-5.67	-3.322	-6.322	-2.217	-7.783	-6.592	1.902	-3.814	-6.396	-5.779	2.387	0.245	0.114	1.375	-1.698	-0.481	0.74	3.039	-4.314	4.322	-1.533	-8.978	0.761
Percentage of OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0
Percentage of Revenues	0.1	0.2	3.2	1.7	0.3	-2.6	1.2	-0.8	-0.7	0.7	-0.2	0.7	-1.4	0.9	2.9	1.2	0.2	0.1	-1.3	-0.8	-1.8	-0.9	-1.9	-2.1	0.7	-1.6	-2.0	-2.5	1.1	0.2	0.1	0.7	-0.8	-0.3	0.3	1.9	-2.5	4.1	-1.3	-5.3	0.5

Other Comprehensive Income Loss Net Of Tax

us-gaap:OtherComprehensiveIncomeLossNetOfTax

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2013-03-31	2012-12-31	2012-09-30	2012-06-30	2012-03-31	2011-12-31	2011-09-30	2011-06-30
Value	1.339	1.595	29	6.75	0.903	-12.241	8.472	-3.303	-4.07	2.252	-1.605	2.873	-6.377	3.654	15	4.856	1.316	0.222	-5.985	-3.954	-7.154	-2.201	-7.988	-7.155	1.745	-4.64	-8.811	-7.034	2.42	1.214	-0.552	1.01	-2.36	-0.024	0.754	3.481	-5.355	5.361	-1.506	-11.632	1.316
Percentage of OtherComprehensiveIncomeLossNetOfTax	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0
Percentage of Revenues	0.2	0.2	3.2	1.7	0.2	-2.8	1.3	-0.8	-0.8	0.5	-0.2	0.7	-1.4	0.8	2.9	1.2	0.4	0.1	-1.3	-1.0	-2.0	-0.8	-1.9	-2.3	0.6	-1.9	-2.7	-3.0	1.1	0.8	-0.2	0.5	-1.1	-0.0	0.3	2.2	-3.0	5.0	-1.3	-6.9	0.9

us-gaap:OtherComprehensiveIncomeLossNetOfTax us-gaap:StatementEquityComponents

us-gaap:AccumulatedOtherComprehensiveIncome

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2013-03-31	2012-12-31	2012-09-30	2012-06-30	2012-03-31	2011-12-31	2011-09-30
Value	1.17	1.361	21	5.764	0.761	-10.332	7.193	-2.801	-3.481	1.927	-1.394	2.446	-5.437	3.133	13	3.896	1.056	0.178	-4.945	-3.105	-5.687	-1.82	-6.369	-5.569	1.549	-3.763	-6.894	-5.673	1.983	0.981	-0.586	0.717	-1.811	-0.018	0.518	2.387	-3.684	3.751	-1.078	-8.354
Percentage of OtherComprehensiveIncomeLossNetOfTax	87.4	85.3	72.7	85.4	84.3	84.4	84.9	84.8	85.5	85.6	86.9	85.1	85.3	85.7	86.5	80.2	80.2	80.2	82.6	78.5	79.5	82.7	79.7	77.8	88.8	81.1	78.2	80.7	81.9	80.8	106.2	71.0	76.7	75.0	68.7	68.6	68.8	70.0	71.6	71.8
Percentage of Revenues	0.2	0.2	2.3	1.4	0.1	-2.4	1.1	-0.7	-0.7	0.5	-0.2	0.6	-1.2	0.7	2.5	0.9	0.3	0.0	-1.1	-0.8	-1.6	-0.7	-1.5	-1.8	0.6	-1.6	-2.1	-2.5	0.9	0.6	-0.3	0.4	-0.9	-0.0	0.2	1.5	-2.1	3.5	-0.9	-5.0
Percentage of Revenues us-gaap:AccumulatedOtherComprehensiveIncome	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0

us-gaap:NoncontrollingInterest

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2013-03-31	2012-12-31	2012-09-30	2012-06-30	2012-03-31	2011-12-31	2011-09-30
Value	0.169	0.234	8.147	0.986	0.142	-1.909	1.279	-0.502	-0.589	0.325	-0.211	0.427	-0.94	0.521	2.111	0.96	0.26	0.044	-1.04	-0.849	-1.467	-0.381	-1.619	-1.586	0.196	-0.877	-1.917	-1.361	0.437	0.233	0.034	0.293	-0.549	-0.006	0.236	1.094	-1.671	1.61	-0.428	-3.278
Percentage of OtherComprehensiveIncomeLossNetOfTax	12.6	14.7	27.3	14.6	15.7	15.6	15.1	15.2	14.5	14.4	13.1	14.9	14.7	14.3	13.5	19.8	19.8	19.8	17.4	21.5	20.5	17.3	20.3	22.2	11.2	18.9	21.8	19.3	18.1	19.2	-6.2	29.0	23.3	25.0	31.3	31.4	31.2	30.0	28.4	28.2
Percentage of Revenues	0.0	0.0	0.9	0.2	0.0	-0.4	0.2	-0.1	-0.1	0.1	-0.0	0.1	-0.2	0.1	0.4	0.2	0.1	0.0	-0.2	-0.2	-0.4	-0.1	-0.4	-0.5	0.1	-0.4	-0.6	-0.6	0.2	0.2	0.0	0.2	-0.3	-0.0	0.1	0.7	-0.9	1.5	-0.4	-1.9
Percentage of Revenues us-gaap:NoncontrollingInterest	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0

Other Income

us-gaap:OtherIncome

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2013-03-31	2012-12-31	2012-09-30	2012-06-30	2012-03-31	2011-12-31	2011-09-30	2011-06-30	2011-03-31	2010-12-31	2010-09-30	2010-06-30
Value	16	7.23	-19.356	12	15	-14.763	9.568	9.911	13	12	-1.775	10	6.239	4.529	74	4.944	3.859	3.739	4.235	5.509	5.764	1.377	2.603	4.097	1.852	2.707	2.431	4.17	2.622	2.069	9.402	2.934	1.428	1.793	2.997	2.76	1.593	2.296	2.888	3.038	4.273	3.696	4.099	4.661	6.973
Percentage of OtherIncome	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0
Percentage of Revenues	2.4	1.1	-2.1	3.1	3.0	-3.4	1.4	2.4	2.5	2.9	-0.2	2.6	1.4	1.0	13.8	1.2	1.0	1.0	0.9	1.4	1.6	0.5	0.6	1.3	0.7	1.1	0.7	1.8	1.2	1.4	4.2	1.5	0.7	1.2	1.4	1.8	0.9	2.2	2.5	1.8	2.9	3.3	3.9	3.6	9.8

Profit Loss

us-gaap:ProfitLoss

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2013-03-31	2012-12-31	2012-09-30	2012-06-30	2012-03-31	2011-12-31	2011-09-30	2011-06-30	2011-03-31	2010-12-31	2010-09-30	2010-06-30	2010-03-31
Value	163	165	255	51	67	38	125	52	97	78	192	59	81	109	-1.399	60	25	94	59	47	33	7.678	29	5.435	16	5.893	39	25	29	13	23	18	22	8.378	24	7.473	12	-5.12	-2.487	1.293	5.259	7.698	4.897	9.018	-1.553	6.372
Percentage of ProfitLoss	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0
Percentage of Revenues	23.7	24.8	27.4	12.5	13.1	9.0	18.9	12.9	18.2	18.6	24.8	15.4	18.0	23.5	-0.3	14.6	6.9	24.1	13.3	12.1	9.5	2.9	7.3	1.7	6.0	2.4	12.0	10.9	13.4	8.8	10.5	9.5	10.5	5.4	11.5	4.8	6.9	-4.8	-2.2	0.8	3.6	6.9	4.7	7.0	-2.2	0.0

us-gaap:ProfitLoss us-gaap:StatementEquityComponents

us-gaap:NoncontrollingInterest

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2013-03-31	2012-12-31	2012-09-30	2012-06-30	2012-03-31	2011-12-31	2011-09-30	2010-12-31	2010-09-30
Value	23	21	35	8.51	10	7.705	20	9.226	15	10	28	9.838	12	14	18	14	7.693	13	16	12	9.506	2.36	9.374	-1.762	5.622	1.593	11	0.875	5.421	2.824	6.474	4.292	5.585	2.409	5.963	2.172	4.207	-1.752	-2.682	-0.466	1.084	5.488
Percentage of ProfitLoss	14.4	12.8	13.7	16.6	16.1	19.8	16.3	17.6	16.0	14.0	15.0	16.6	15.6	12.9	-1287.6	23.6	29.7	14.7	27.6	26.6	28.3	30.7	31.3	-32.4	34.3	27.0	29.1	3.5	18.3	21.1	27.7	23.5	25.4	28.8	23.9	29.1	34.7	34.2	107.8	-36.0	22.1	60.9
Percentage of Revenues	3.4	3.2	3.8	2.1	2.1	1.8	3.1	2.3	2.9	2.6	3.7	2.6	2.8	3.0	3.3	3.4	2.0	3.5	3.7	3.2	2.7	0.9	2.3	-0.6	2.1	0.7	3.5	0.4	2.4	1.9	2.9	2.2	2.7	1.6	2.7	1.4	2.4	-1.6	-2.3	-0.3	1.0	4.2
Percentage of Revenues us-gaap:NoncontrollingInterest	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0

us-gaap:RetainedEarnings

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2013-03-31	2012-12-31	2012-09-30	2012-06-30	2012-03-31	2011-12-31	2011-09-30	2010-12-31	2010-09-30
Value	140	144	220	42	56	31	105	43	81	67	163	49	68	95	-19.412	45	18	80	43	34	24	5.318	20	7.197	10	4.3	27	24	24	10	16	13	16	5.969	19	5.301	7.934	-3.368	-0.656	1.759	3.287	3.53
Percentage of ProfitLoss	85.6	87.2	86.3	83.4	83.9	80.2	83.7	82.4	84.0	86.0	85.0	83.4	84.4	87.1	1387.6	76.4	70.3	85.3	72.4	73.4	71.7	69.3	68.7	132.4	65.7	73.0	70.9	96.5	81.7	78.9	72.3	76.5	74.6	71.2	76.1	70.9	65.3	65.8	26.4	136.0	67.1	39.1
Percentage of Revenues	20.3	21.6	23.6	10.5	11.0	7.2	15.8	10.6	15.3	16.0	21.1	12.8	15.2	20.4	-3.6	11.1	4.8	20.6	9.6	8.9	6.8	2.0	5.0	2.3	3.9	1.8	8.5	10.5	10.9	6.9	7.6	7.3	7.8	3.9	8.7	3.4	4.5	-3.2	-0.6	1.0	3.1	2.7
Percentage of Revenues us-gaap:RetainedEarnings	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0

Revenue From Contract With Customer Excluding Assessed Tax

us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:ProductOrService, us-gaap:ReclassificationType

us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax

evr:CommissionsAndRelatedRevenue, srt:RevisionOfPriorPeriodReclassificationAdjustment

Period End	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31
Value	0.375	0.15	0.215	0.185	0.249	0.32	0.025	-0.002
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0
Percentage of Revenues	0.0	0.0	0.0	0.0	0.0	0.1	0.0	-0.0
Percentage of Revenues evr:CommissionsAndRelatedRevenue srt:RevisionOfPriorPeriodReclassificationAdjustment	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0

us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:ProductOrService, us-gaap:StatementBusinessSegments

evr:AdvisoryFees, evr:InvestmentBanking

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31
Value	560	511	789	270	336	358	563	320	443	325	696	305	362	378
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax	0.0	0.0	210562.9	180441.3	156481.9	193818.4	226215.3	100276.6	1774320.0	-16292200.0	0.0	0.0	0.0	0.0
Percentage of Revenues	81.0	76.8	84.7	66.4	65.7	82.8	84.5	78.7	82.9	77.7	89.8	79.4	80.0	80.9
Percentage of Revenues evr:AdvisoryFees evr:InvestmentBanking	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0

evr:CommissionsAndRelatedRevenue, evr:InvestmentBanking

Period End	2021-06-30	2021-03-31	2020-06-30	2020-03-31
Value	50	53	54	55
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax	0.0	0.0	25271.6	30035.7
Percentage of Revenues	7.3	8.0	10.6	12.8
Percentage of Revenues evr:CommissionsAndRelatedRevenue evr:InvestmentBanking	0.0	0.0	0.0	0.0

evr:CommissionsandRelatedFees, evr:InvestmentBanking

Period End	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31
Value	52	43	54	55	52	46	48	41	60	45	51	43
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax	13977.1	29235.3	25171.6	29935.7	20919.3	14631.2	194640.0	-2096850.0	0.0	0.0	0.0	0.0
Percentage of Revenues	5.6	10.8	10.6	12.8	7.8	11.5	9.1	10.0	7.8	11.8	11.3	9.2
Percentage of Revenues evr:CommissionsandRelatedFees evr:InvestmentBanking	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0

evr:InstitutionalAssetManagement, evr:InvestmentManagement

Period End	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31
Value	0.227	0.361	0.321	0.419	0.484	0.495	0.604	0.945	0.594	1.118	0.873	0.786
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax	60.5	240.7	149.3	226.5	194.4	154.7	2416.0	-47250.0	0.0	0.0	0.0	0.0
Percentage of Revenues	0.0	0.1	0.1	0.1	0.1	0.1	0.1	0.2	0.1	0.3	0.2	0.2
Percentage of Revenues evr:InstitutionalAssetManagement evr:InvestmentManagement	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0

evr:UnderwritingFees, evr:InvestmentBanking

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31
Value	48	79	95	66	93	21	28	17	16	26	8.907	11	21	30
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax	0.0	0.0	25335.7	44332.7	43518.6	11415.1	11346.6	5499.4	67640.0	-1346000.0	0.0	0.0	0.0	0.0
Percentage of Revenues	6.9	11.9	10.2	16.3	18.3	4.9	4.2	4.3	3.2	6.4	1.1	3.0	4.6	6.5
Percentage of Revenues evr:UnderwritingFees evr:InvestmentBanking	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0

evr:WealthManagement, evr:InvestmentManagement

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31
Value	16	14	14	13	12	12	12	12	11	11	11	11	11	10
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax	0.0	0.0	3852.0	9109.3	5875.3	6663.8	5090.4	3798.4	47260.0	-571900.0	0.0	0.0	0.0	0.0
Percentage of Revenues	2.3	2.2	1.5	3.4	2.5	2.8	1.9	3.0	2.2	2.7	1.4	3.0	2.5	2.3
Percentage of Revenues evr:WealthManagement evr:InvestmentManagement	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0

us-gaap:AssetManagement1, evr:InvestmentManagement

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31
Value	16	14	14	14	12	12	13	12	12	12	11	12	12	11
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax	0.0	0.0	3912.5	9350.0	6024.7	6890.3	5284.7	3953.1	49676.0	-619150.0	0.0	0.0	0.0	0.0
Percentage of Revenues	2.3	2.2	1.6	3.4	2.5	2.9	2.0	3.1	2.3	3.0	1.5	3.3	2.7	2.5
Percentage of Revenues us-gaap:AssetManagement1 evr:InvestmentManagement	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0

us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:StatementBusinessSegments

evr:InvestmentBanking

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31
Value	659	644	937	381	484	435	643	385	509	394	765	362	435	451
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax	0.0	0.0	249875.7	254009.3	225172.1	235169.2	258481.1	120407.2	2036600.0	-19735050.0	0.0	0.0	0.0	0.0
Percentage of Revenues	95.3	96.7	100.5	93.5	94.5	100.5	96.6	94.5	95.1	94.1	98.7	94.1	95.9	96.5
Percentage of Revenues evr:InvestmentBanking	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0

evr:InvestmentManagement

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31
Value	16	14	14	14	12	12	13	12	12	12	11	12	12	11
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax	0.0	0.0	3912.5	9350.0	6024.7	6890.3	5284.7	3953.1	49676.0	-619150.0	0.0	0.0	0.0	0.0
Percentage of Revenues	2.3	2.2	1.6	3.4	2.5	2.9	2.0	3.1	2.3	3.0	1.5	3.3	2.7	2.5
Percentage of Revenues evr:InvestmentManagement	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0

Revenues

us-gaap:Revenues

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2013-03-31	2012-12-31	2012-09-30	2012-06-30	2012-03-31	2011-12-31	2011-09-30	2011-06-30	2011-03-31	2010-12-31	2010-09-30	2010-06-30
Value	692	666	932	407	512	433	666	407	535	419	775	385	453	467	545	412	375	392	450	391	355	260	411	313	272	242	326	231	221	152	222	191	210	154	218	157	176	106	114	168	147	112	104	129	70
Percentage of Revenues	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0
Percentage of Revenues	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

Revenues Net Of Interest Expense

us-gaap:RevenuesNetOfInterestExpense

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2013-03-31	2012-12-31	2012-09-30	2012-06-30	2012-03-31	2011-12-31	2011-09-30	2011-06-30	2011-03-31	2010-12-31	2010-09-30	2010-06-30	2010-03-31
Value	687	662	927	402	507	427	660	402	531	415	771	381	448	463	540	406	370	387	445	386	350	257	408	308	268	237	321	227	217	149	218	187	207	151	214	153	172	102	112	163	141	107	101	123	64	87
Percentage of RevenuesNetOfInterestExpense	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0
Percentage of Revenues	99.4	99.3	99.5	98.8	99.0	98.6	99.1	98.6	99.2	99.0	99.5	98.9	98.9	99.1	99.1	98.7	98.7	98.8	99.0	98.8	98.7	99.0	99.2	98.6	98.2	98.2	98.7	98.3	98.2	97.8	98.3	98.0	98.5	97.9	98.2	97.4	98.0	96.5	98.5	97.3	96.1	95.5	96.9	95.5	91.6	0.0

us-gaap:RevenuesNetOfInterestExpense us-gaap:StatementBusinessSegments

evr:InvestmentBanking

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2013-03-31	2012-12-31	2012-09-30	2012-06-30	2012-03-31	2011-12-31	2011-09-30	2011-06-30	2011-03-31
Value	670	647	922	385	495	413	646	388	516	401	759	366	435	450	518	388	356	370	427	368	328	239	384	285	244	216	297	203	191	127	192	163	182	131	194	133	153	83	92	139	113	82
Percentage of RevenuesNetOfInterestExpense	97.5	97.7	99.5	95.8	97.7	96.9	97.9	96.5	97.2	96.6	98.4	96.2	97.1	97.1	96.1	95.5	96.2	95.7	96.0	95.4	93.6	93.0	94.1	92.5	91.2	91.0	92.4	89.4	87.9	85.7	88.2	87.4	88.0	86.9	91.0	87.2	88.8	81.5	82.1	84.9	80.3	76.9
Percentage of Revenues	96.9	97.1	99.0	94.6	96.7	95.5	97.0	95.1	96.5	95.7	97.9	95.2	96.1	96.2	95.2	94.2	95.0	94.6	95.0	94.3	92.4	92.0	93.3	91.2	89.5	89.3	91.2	87.8	86.3	83.8	86.8	85.6	86.7	85.1	89.4	85.0	87.0	78.6	80.9	82.6	77.1	73.4
Percentage of Revenues evr:InvestmentBanking	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0

evr:InvestmentManagement

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2013-03-31	2012-12-31	2012-09-30	2012-06-30	2012-03-31	2011-12-31	2011-09-30	2011-06-30	2011-03-31
Value	17	15	4.415	17	11	13	13	14	14	14	12	14	12	13	21	18	14	16	18	17	22	18	24	23	23	21	24	24	26	21	25	23	24	19	19	19	19	19	20	24	27	24
Percentage of RevenuesNetOfInterestExpense	2.5	2.3	0.5	4.2	2.3	3.1	2.1	3.5	2.8	3.4	1.6	3.8	2.9	2.9	3.9	4.5	3.8	4.3	4.0	4.6	6.4	7.0	5.9	7.5	8.8	9.0	7.6	10.6	12.1	14.3	11.8	12.6	12.0	13.1	9.0	12.8	11.2	18.5	17.9	14.6	19.2	23.1
Percentage of Revenues	2.5	2.3	0.5	4.2	2.3	3.1	2.1	3.5	2.7	3.4	1.6	3.7	2.8	2.9	3.9	4.4	3.7	4.2	4.0	4.5	6.3	6.9	5.9	7.3	8.7	8.8	7.5	10.4	11.9	13.9	11.6	12.4	11.8	12.8	8.8	12.5	11.0	17.8	17.6	14.3	18.4	22.0
Percentage of Revenues evr:InvestmentManagement	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0

Assets

us-gaap:Assets

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2013-03-31	2012-12-31	2012-09-30	2012-06-30	2012-03-31	2011-12-31	2011-09-30	2011-06-30	2011-03-31	2010-12-31	2009-12-31
Value	2947	2725	3370	2645	2499	2221	2598	2211	1939	1844	2125	1705	1612	1417	1584	1561	1451	1432	1662	1461	1306	1284	1479	1330	1299	1289	1446	1223	1147	1044	1180	1103	1032	976	1145	1028	973	942	1043	1069	1041	900	898	891
Percentage of Assets	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0
Percentage of Assets	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

us-gaap:Assets us-gaap:ConsolidatedEntities

srt:ParentCompany

Period End	2020-12-31	2019-12-31	2018-12-31	2017-12-31
Value	1698	1345	1063	817
Percentage of Assets	50.4	51.8	50.0	51.6
Percentage of Assets	50.4	51.8	50.0	51.6
Percentage of Assets srt:ParentCompany	100.0	100.0	100.0	100.0

us-gaap:VariableInterestEntityNotPrimaryBeneficiary

Period End	2021-06-30	2021-03-31	2020-12-31	2019-12-31
Value	3.56	3.777	3.083	4.658
Percentage of Assets	0.1	0.1	0.1	0.2
Percentage of Assets	0.1	0.1	0.1	0.2
Percentage of Assets us-gaap:VariableInterestEntityNotPrimaryBeneficiary	100.0	100.0	100.0	100.0

us-gaap:VariableInterestEntityPrimaryBeneficiary

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31
Value	391	343	377	228	215	174	227
Percentage of Assets	13.3	12.6	11.2	8.7	8.6	7.9	8.8
Percentage of Assets	13.3	12.6	11.2	8.7	8.6	7.9	8.8
Percentage of Assets us-gaap:VariableInterestEntityPrimaryBeneficiary	100.0	100.0	100.0	100.0	100.0	100.0	100.0

us-gaap:Assets us-gaap:StatementBusinessSegments

evr:InvestmentBanking

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2013-03-31	2012-12-31	2012-09-30	2012-06-30	2012-03-31	2011-12-31	2011-09-30	2011-06-30	2011-03-31	2010-12-31	2009-12-31
Value	2775	2576	3186	2460	2358	2070	2393	2018	1749	1650	1923	1294	1354	1148	1294	1239	1135	1077	1302	1114	964	940	1097	919	848	769	934	719	671	590	693	611	562	526	624	519	486	449	530	569	489	358	370	377
Percentage of Assets	94.2	94.5	94.5	93.0	94.4	93.2	92.1	91.3	90.2	89.4	90.5	75.9	84.0	81.0	81.7	79.4	78.2	75.2	78.3	76.3	73.8	73.2	74.2	69.1	65.3	59.7	64.6	58.8	58.5	56.6	58.8	55.4	54.5	53.9	54.6	50.4	50.0	47.7	50.8	53.3	47.0	39.8	41.2	42.3
Percentage of Assets	94.2	94.5	94.5	93.0	94.4	93.2	92.1	91.3	90.2	89.4	90.5	75.9	84.0	81.0	81.7	79.4	78.2	75.2	78.3	76.3	73.8	73.2	74.2	69.1	65.3	59.7	64.6	58.8	58.5	56.6	58.8	55.4	54.5	53.9	54.6	50.4	50.0	47.7	50.8	53.3	47.0	39.8	41.2	42.3
Percentage of Assets evr:InvestmentBanking	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

evr:InvestmentManagement

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2013-03-31	2012-12-31	2012-09-30	2012-06-30	2012-03-31	2011-12-31	2011-09-30	2011-06-30	2011-03-31	2010-12-31	2009-12-31
Value	171	149	184	185	140	150	204	193	190	194	201	411	257	268	290	321	316	355	359	347	342	343	381	411	450	519	511	504	476	453	486	492	470	449	520	509	487	492	513	500	552	542	527	513
Percentage of Assets	5.8	5.5	5.5	7.0	5.6	6.8	7.9	8.7	9.8	10.6	9.5	24.1	16.0	19.0	18.3	20.6	21.8	24.8	21.7	23.7	26.2	26.8	25.8	30.9	34.7	40.3	35.4	41.2	41.5	43.4	41.2	44.6	45.5	46.1	45.4	49.6	50.0	52.3	49.2	46.7	53.0	60.2	58.8	57.7
Percentage of Assets	5.8	5.5	5.5	7.0	5.6	6.8	7.9	8.7	9.8	10.6	9.5	24.1	16.0	19.0	18.3	20.6	21.8	24.8	21.7	23.7	26.2	26.8	25.8	30.9	34.7	40.3	35.4	41.2	41.5	43.4	41.2	44.6	45.5	46.1	45.4	49.6	50.0	52.3	49.2	46.7	53.0	60.2	58.8	57.7
Percentage of Assets evr:InvestmentManagement	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

us-gaap:Assets us-gaap:StatementGeographical

country:US

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2018-12-31
Value	2433	2245	2862	2260	2138	1881	2158	1757
Percentage of Assets	82.6	82.4	84.9	85.5	85.6	84.7	83.1	82.7
Percentage of Assets	82.6	82.4	84.9	85.5	85.6	84.7	83.1	82.7
Percentage of Assets country:US	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

evr:EuropeAndOther

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2018-12-31
Value	514	480	504	339	316	295	373	298
Percentage of Assets	17.4	17.6	15.0	12.8	12.7	13.3	14.4	14.1
Percentage of Assets	17.4	17.6	15.0	12.8	12.7	13.3	14.4	14.1
Percentage of Assets evr:EuropeAndOther	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

srt:LatinAmerica

Period End	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2018-12-31
Value	3.568	44	44	44	66	69
Percentage of Assets	0.1	1.7	1.8	2.0	2.6	3.3
Percentage of Assets	0.1	1.7	1.8	2.0	2.6	3.3
Percentage of Assets srt:LatinAmerica	100.0	100.0	100.0	100.0	100.0	100.0

Liabilities

us-gaap:Liabilities

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2013-03-31	2012-12-31	2012-09-30	2012-06-30	2012-03-31	2011-12-31	2011-09-30	2011-06-30	2010-12-31
Value	1522	1291	1881	1438	1367	1183	1472	1207	964	838	1117	806	761	643	788	833	752	648	879	761	663	646	771	641	612	613	730	604	532	457	580	549	512	434	604	534	484	448	555	587	542	505
Percentage of Liabilities	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0
Percentage of Assets	51.6	47.4	55.8	54.4	54.7	53.3	56.7	54.6	49.7	45.5	52.6	47.3	47.2	45.4	49.8	53.4	51.8	45.2	52.9	52.1	50.8	50.3	52.2	48.2	47.1	47.6	50.5	49.4	46.4	43.8	49.2	49.8	49.6	44.5	52.8	52.0	49.7	47.6	53.2	54.9	52.0	56.3

us-gaap:Liabilities us-gaap:ConsolidatedEntities

srt:ParentCompany

Period End	2020-12-31	2019-12-31	2018-12-31	2017-12-31
Value	467	475	305	273
Percentage of Liabilities	24.8	32.3	27.3	34.7
Percentage of Assets	13.9	18.3	14.4	17.3
Percentage of Assets srt:ParentCompany	27.5	35.4	28.7	33.5

us-gaap:VariableInterestEntityPrimaryBeneficiary

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31
Value	147	114	164	102	91	72	129
Percentage of Liabilities	9.7	8.8	8.8	7.1	6.7	6.1	8.8
Percentage of Assets	5.0	4.2	4.9	3.9	3.7	3.2	5.0
Percentage of Assets us-gaap:VariableInterestEntityPrimaryBeneficiary	37.6	33.2	43.6	44.7	42.5	41.2	56.8

Liabilities And Stockholders Equity

us-gaap:LiabilitiesAndStockholdersEquity

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2013-03-31	2012-12-31	2012-09-30	2012-06-30	2012-03-31	2011-12-31	2011-09-30	2011-06-30	2010-12-31
Value	2947	2725	3370	2645	2499	2221	2598	2211	1939	1844	2125	1705	1612	1417	1584	1561	1451	1432	1662	1461	1306	1284	1479	1330	1299	1289	1446	1223	1147	1044	1180	1103	1032	976	1145	1028	973	942	1043	1069	1041	898
Percentage of LiabilitiesAndStockholdersEquity	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0
Percentage of Assets	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

us-gaap:LiabilitiesAndStockholdersEquity us-gaap:ConsolidatedEntities

srt:ParentCompany

Period End	2020-12-31	2019-12-31	2018-12-31	2017-12-31
Value	1698	1345	1063	817
Percentage of LiabilitiesAndStockholdersEquity	50.4	51.8	50.0	51.6
Percentage of Assets	50.4	51.8	50.0	51.6
Percentage of Assets srt:ParentCompany	100.0	100.0	100.0	100.0

Stockholders Equity

us-gaap:StockholdersEquity

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2013-03-31	2012-12-31	2012-09-30	2012-06-30	2012-03-31	2011-12-31	2011-09-30	2011-06-30	2010-12-31
Value	1150	1169	1230	970	900	816	869	764	738	767	758	668	623	549	543	475	458	559	527	454	405	420	504	479	486	490	551	513	526	491	502	444	416	436	428	409	405	412	407	401	411	300
Percentage of StockholdersEquity	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0
Percentage of Assets	39.0	42.9	36.5	36.7	36.0	36.8	33.5	34.6	38.1	41.6	35.7	39.2	38.7	38.8	34.3	30.5	31.6	39.1	31.7	31.1	31.1	32.7	34.1	36.1	37.5	38.0	38.1	41.9	45.9	47.0	42.6	40.3	40.3	44.7	37.4	39.8	41.7	43.7	39.1	37.5	39.5	33.5

us-gaap:StockholdersEquity us-gaap:ConsolidatedEntities

srt:ParentCompany

Period End	2020-12-31	2019-12-31	2018-12-31	2017-12-31
Value	1230	869	758	543
Percentage of StockholdersEquity	100.0	100.0	100.0	100.0
Percentage of Assets	36.5	33.5	35.7	34.3
Percentage of Assets srt:ParentCompany	72.5	64.6	71.3	66.5

Assets Current

us-gaap:AssetsCurrent

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2013-03-31	2012-12-31	2012-09-30	2012-06-30	2012-03-31	2011-12-31	2011-09-30	2011-06-30	2010-12-31
Value	1961	1742	2374	1642	1515	1225	1690	1327	1063	988	1481	1086	996	808	1000	863	755	690	925	727	579	554	749	596	549	539	682	546	473	393	537	477	408	352	526	450	414	376	485	565	572	480
Percentage of AssetsCurrent	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0
Percentage of Assets	66.5	63.9	70.4	62.1	60.6	55.2	65.1	60.0	54.8	53.6	69.7	63.7	61.8	57.1	63.1	55.3	52.0	48.2	55.7	49.8	44.4	43.1	50.7	44.8	42.3	41.8	47.2	44.6	41.3	37.7	45.6	43.3	39.5	36.1	46.0	43.8	42.5	40.0	46.6	52.9	55.0	53.6

Cash And Cash Equivalents At Carrying Value

us-gaap:CashAndCashEquivalentsAtCarryingValue

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2013-03-31	2012-12-31	2012-09-30	2012-06-30	2012-03-31	2011-12-31	2011-09-30	2011-06-30	2011-03-31	2010-12-31	2010-09-30	2010-06-30	2009-12-31	2008-12-31
Value	442	410	829	1149	1015	584	633	304	374	338	790	425	403	407	609	439	410	351	558	446	247	291	448	278	250	225	352	239	193	124	298	243	147	137	259	162	150	101	182	243	204	103	141	168	144	206	175
Percentage of CashAndCashEquivalentsAtCarryingValue	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0
Percentage of Assets	15.0	15.1	24.6	43.4	40.6	26.3	24.4	13.8	19.3	18.3	37.2	24.9	25.0	28.8	38.5	28.2	28.3	24.5	33.6	30.5	18.9	22.7	30.3	20.9	19.2	17.5	24.3	19.5	16.8	11.9	25.3	22.1	14.3	14.0	22.7	15.8	15.5	10.7	17.5	22.8	19.6	11.5	15.7	0.0	0.0	23.2	0.0

Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2015-12-31
Value	450	419	838	1158	1025	600	643	313	384	348	800	434	415	416	617	457	427	368	575	463
Percentage of CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0
Percentage of Assets	15.3	15.4	24.9	43.8	41.0	27.0	24.8	14.2	19.8	18.9	37.6	25.5	25.7	29.4	39.0	29.3	29.5	25.7	34.6	31.3

Short Term Investments

us-gaap:ShortTermInvestments

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2016-12-31
Value	1062	873	1060	100	99	261	623	620	217	213	304	311	249	96	128	66
Percentage of ShortTermInvestments	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0
Percentage of Assets	36.1	32.0	31.5	3.8	4.0	11.8	24.0	28.0	11.2	11.6	14.3	18.2	15.5	6.8	8.1	4.0

Other Assets Current

us-gaap:OtherAssetsCurrent

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2013-03-31	2012-12-31	2012-09-30	2012-06-30	2012-03-31	2011-12-31	2011-09-30	2011-06-30	2010-12-31
Value	108	78	92	61	45	86	87	51	109	31	28	68	18	28	30	20	21	22	23	18	15	14	16	29	31	27	19	48	44	34	16	19	7.659	8.559	6.699	17	25	32	23	22	16	9.982
Percentage of OtherAssetsCurrent	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0
Percentage of Assets	3.7	2.9	2.7	2.3	1.8	3.9	3.4	2.3	5.7	1.7	1.3	4.0	1.2	2.0	1.9	1.3	1.5	1.6	1.4	1.3	1.2	1.1	1.1	2.2	2.5	2.1	1.4	3.9	3.9	3.3	1.4	1.8	0.7	0.9	0.6	1.7	2.6	3.4	2.3	2.1	1.6	1.1

Machinery And Equipment Gross

us-gaap:MachineryAndEquipmentGross

Period End	2020-12-31	2019-12-31	2018-12-31	2017-12-31	2016-12-31	2015-12-31	2014-12-31	2013-12-31	2012-12-31	2012-09-30	2012-06-30	2011-12-31
Value	46	46	39	34	23	17	16	11	9.882	9.744	9.26	7.9
Percentage of MachineryAndEquipmentGross	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0
Percentage of Assets	1.4	1.8	1.9	2.2	1.4	1.2	1.1	1.0	0.9	0.9	1.0	0.8

Property Plant And Equipment Gross

us-gaap:PropertyPlantAndEquipmentGross

Period End	2020-12-31	2019-12-31	2018-12-31	2017-12-31	2016-12-31	2015-12-31	2014-12-31	2013-12-31	2012-12-31	2012-09-30	2012-06-30	2011-12-31	2010-12-31
Value	288	244	170	138	105	90	76	53	49	47	44	34	26
Percentage of PropertyPlantAndEquipmentGross	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0
Percentage of Assets	8.6	9.4	8.0	8.8	6.3	6.1	5.3	4.6	4.3	4.6	4.6	3.3	2.9

Furniture And Fixtures Gross

us-gaap:FurnitureAndFixturesGross

Period End	2020-12-31	2019-12-31	2018-12-31	2017-12-31	2016-12-31	2015-12-31	2014-12-31	2013-12-31	2012-12-31	2012-09-30	2012-06-30	2011-12-31
Value	77	64	39	31	27	20	14	9.366	8.891	8.815	7.875	7.137
Percentage of FurnitureAndFixturesGross	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0
Percentage of Assets	2.3	2.5	1.9	2.0	1.6	1.4	1.0	0.8	0.8	0.9	0.8	0.7

Leasehold Improvements Gross

us-gaap:LeaseholdImprovementsGross

Period End	2020-12-31	2019-12-31	2018-12-31	2017-12-31	2016-12-31	2015-12-31	2014-12-31	2013-12-31	2012-12-31	2012-09-30	2012-06-30	2011-12-31
Value	163	133	91	72	54	52	45	32	30	28	27	19
Percentage of LeaseholdImprovementsGross	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0
Percentage of Assets	4.9	5.1	4.3	4.6	3.3	3.5	3.1	2.8	2.7	2.8	2.9	1.9

Accumulated Depreciation Depletion And Amortization Property Plant And Equipment

us-gaap:AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2013-03-31	2012-12-31	2012-09-30	2012-06-30	2012-03-31	2011-12-31	2011-09-30	2011-06-30	2010-12-31
Value	152	146	139	136	129	122	117	108	101	95	89	84	78	75	70	65	61	57	53	51	48	45	42	40	38	36	33	31	29	27	25	24	22	21	19	18	16	15	13	12	12	11
Percentage of AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0
Percentage of Assets	5.2	5.4	4.1	5.2	5.2	5.5	4.5	4.9	5.2	5.2	4.2	4.9	4.9	5.3	4.4	4.2	4.2	4.0	3.2	3.5	3.7	3.5	2.9	3.0	3.0	2.8	2.3	2.6	2.6	2.7	2.2	2.2	2.2	2.2	1.7	1.8	1.7	1.6	1.3	1.2	1.2	1.3

Amortization Of Intangible Assets

us-gaap:AmortizationOfIntangibleAssets us-gaap:InvestmentType

us-gaap:AmortizationOfIntangibleAssets

us-gaap:EquityMethodInvestments

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30
Value	0.079	0.079	0.079	0.079	0.079	0.079	0.171	0.171	0.171	0.171	0.224	0.223	0.223	0.222	0.333	0.391	0.391	0.39	0.885	0.884	0.884	0.88	0.621	0.621	0.621
Percentage of AmortizationOfIntangibleAssets	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0
Percentage of Assets	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0
Percentage of Assets us-gaap:EquityMethodInvestments	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0

us-gaap:AmortizationOfIntangibleAssets us-gaap:StatementBusinessSegments

evr:InvestmentBanking

Period End	2020-09-30	2020-06-30	2020-03-31	2019-09-30	2019-06-30	2019-03-31	2018-09-30	2018-06-30	2018-03-31	2017-09-30	2017-06-30	2017-03-31	2016-09-30	2016-06-30	2016-03-31	2015-09-30	2015-06-30	2015-03-31	2014-09-30	2014-06-30	2014-03-31	2013-09-30	2013-06-30	2013-03-31	2012-09-30	2012-06-30	2012-03-31	2011-09-30	2011-06-30
Value	0.169	0.507	0.507	2.19	2.19	2.19	2.191	2.19	2.19	2.357	2.357	2.357	2.582	2.862	3.215	4.866	2.94	2.944	0.477	0.077	0.164	0.204	0.204	0.204	0.593	0.594	2.449	2.208	0.675
Percentage of AmortizationOfIntangibleAssets	213.9	641.8	641.8	1280.7	1280.7	1280.7	982.5	982.1	986.5	602.8	602.8	604.4	292.1	323.8	365.3	783.6	473.4	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0
Percentage of Assets	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0
Percentage of Assets evr:InvestmentBanking	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0

evr:InvestmentManagement

Period End	2021-06-30	2021-03-31	2020-09-30	2020-06-30	2020-03-31	2019-09-30	2019-06-30	2019-03-31	2018-09-30	2018-06-30	2018-03-31	2017-09-30	2017-06-30	2017-03-31	2016-09-30	2016-06-30	2016-03-31	2015-09-30	2015-06-30	2015-03-31	2014-09-30	2014-06-30	2014-03-31	2013-09-30	2013-06-30	2013-03-31	2012-09-30	2012-06-30	2012-03-31	2011-12-31	2011-09-30	2011-06-30
Value	0.091	0.091	0.105	0.105	0.108	0.109	0.109	0.11	0.11	0.109	0.109	0.118	0.118	0.118	0.117	0.144	0.199	0.937	0.938	0.938	0.94	1.486	1.764	1.793	1.851	1.79	1.674	1.674	1.675	-4.679	1.67	1.67
Percentage of AmortizationOfIntangibleAssets	115.2	115.2	132.9	132.9	136.7	63.7	63.7	64.3	49.3	48.9	49.1	30.2	30.2	30.3	13.2	16.3	22.6	150.9	151.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0
Percentage of Assets	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0
Percentage of Assets evr:InvestmentManagement	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0

Property Plant And Equipment Net

us-gaap:PropertyPlantAndEquipmentNet

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2013-03-31	2012-12-31	2012-09-30	2012-06-30	2012-03-31	2011-12-31	2011-09-30	2011-06-30	2010-12-31
Value	151	150	148	149	139	132	126	112	103	92	81	68	66	68	68	67	62	56	51	46	45	47	47	47	45	41	42	32	30	27	27	27	27	28	29	28	28	27	21	14	14	14
Percentage of PropertyPlantAndEquipmentNet	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0
Percentage of Assets	5.1	5.5	4.4	5.7	5.6	6.0	4.9	5.1	5.3	5.0	3.8	4.0	4.1	4.8	4.3	4.3	4.3	3.9	3.1	3.1	3.4	3.7	3.2	3.6	3.5	3.2	2.9	2.6	2.7	2.6	2.4	2.5	2.7	2.9	2.6	2.8	2.9	2.9	2.1	1.4	1.4	1.7

Goodwill

us-gaap:Goodwill

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2013-03-31	2012-12-31	2012-09-30	2012-06-30	2012-03-31	2011-12-31	2011-09-30	2011-06-30	2010-12-31	2009-12-31
Value	129	129	129	126	124	123	130	129	131	132	131	133	132	136	134	133	131	164	160	163	164	162	166	192	217	215	218	192	193	190	189	188	189	189	188	182	180	181	177	176	140	139	49
Percentage of Goodwill	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0
Percentage of Assets	4.4	4.7	3.8	4.8	5.0	5.6	5.0	5.9	6.8	7.2	6.2	7.8	8.2	9.7	8.5	8.6	9.1	11.5	9.7	11.2	12.6	12.7	11.3	14.5	16.8	16.7	15.1	15.8	16.8	18.2	16.0	17.0	18.3	19.4	16.5	17.7	18.5	19.3	17.0	16.5	13.5	15.5	5.6

us-gaap:Goodwill us-gaap:BusinessCombinationSeparatelyRecognizedTransactions

evr:InvestmentBanking

Period End	2020-12-31	2019-12-31	2018-12-31	2017-12-31	2016-12-31	2015-12-31	2014-12-31	2013-12-31	2012-12-31	2011-12-31	2010-12-31	2009-12-31
Value	121	122	120	123	114	115	114	87	86	81	43	34
Percentage of Goodwill	94.2	93.9	91.7	91.9	71.1	69.3	52.2	46.0	45.8	46.1	31.1	70.3
Percentage of Assets	3.6	4.7	5.7	7.8	6.9	7.8	7.9	7.4	7.5	7.9	4.8	3.9
Percentage of Assets evr:InvestmentBanking	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0

evr:InvestmentManagement

Period End	2020-12-31	2019-12-31	2018-12-31	2017-12-31	2016-12-31	2015-12-31	2014-12-31	2013-12-31	2012-12-31	2011-12-31	2010-12-31	2009-12-31
Value	7.527	8.002	10	10	46	51	104	102	102	95	95	14
Percentage of Goodwill	5.8	6.1	8.3	8.1	28.9	30.7	47.8	54.0	54.2	53.9	68.9	29.7
Percentage of Assets	0.2	0.3	0.5	0.7	2.8	3.5	7.2	8.7	8.9	9.2	10.7	1.7
Percentage of Assets evr:InvestmentManagement	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0

Intangible Assets Net Excluding Goodwill

us-gaap:IntangibleAssetsNetExcludingGoodwill

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2013-03-31	2012-12-31	2012-09-30	2012-06-30	2012-03-31	2011-12-31	2011-09-30	2011-06-30	2010-12-31
Value	0.516	0.607	0.698	0.802	1.076	1.688	2.303	3.48	5.779	8.078	10	12	14	17	19	21	24	26	29	31	34	37	41	58	61	65	69	25	23	24	26	29	32	34	35	32	34	36	40	46	44	49
Percentage of IntangibleAssetsNetExcludingGoodwill	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0
Percentage of Assets	0.0	0.0	0.0	0.0	0.0	0.1	0.1	0.2	0.3	0.4	0.5	0.7	0.9	1.2	1.2	1.4	1.7	1.9	1.8	2.2	2.6	2.9	2.8	4.4	4.8	5.1	4.8	2.1	2.0	2.4	2.3	2.7	3.2	3.6	3.1	3.2	3.5	3.9	3.9	4.4	4.3	5.5

Deferred Tax Assets Liabilities Net

us-gaap:DeferredTaxAssetsLiabilitiesNet us-gaap:CapitalUnitsByClass

us-gaap:DeferredTaxAssetsLiabilitiesNet

evr:ClassALPUnits

Period End	2020-12-31
Value	1568000.0
Percentage of DeferredTaxAssetsLiabilitiesNet	100.0
Percentage of Assets	0.0
Percentage of Assets evr:ClassALPUnits	0.0

Operating Lease Right Of Use Asset

us-gaap:OperatingLeaseRightOfUseAsset

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31
Value	264	262	270	278	267	269	199	183	178	187	0.0
Percentage of OperatingLeaseRightOfUseAsset	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	0.0
Percentage of Assets	9.0	9.6	8.0	10.5	10.7	12.1	7.7	8.3	9.2	10.1	0.0

Other Assets Noncurrent

us-gaap:OtherAssetsNoncurrent

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2018-12-31
Value	107	98	102	86	91	101	90	89
Percentage of OtherAssetsNoncurrent	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0
Percentage of Assets	3.6	3.6	3.0	3.3	3.7	4.6	3.5	4.2

Equity Securities Fv Ni

us-gaap:EquitySecuritiesFvNi us-gaap:FinancialInstrument

us-gaap:EquitySecuritiesFvNi

evr:InvestmentFunds

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31
Value	137	126	107	95	94	49	66	63	64	64	54
Percentage of EquitySecuritiesFvNi	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0
Percentage of Assets	4.7	4.6	3.2	3.6	3.8	2.2	2.6	2.9	3.3	3.5	2.6
Percentage of Assets evr:InvestmentFunds	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0

us-gaap:EquitySecurities

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31
Value	4.407	4.676	0.593	0.344	0.252	0.164	0.498	0.478	0.448	0.407	0.256
Percentage of EquitySecuritiesFvNi	3.2	3.7	0.6	0.4	0.3	0.3	0.7	0.8	0.7	0.6	0.5
Percentage of Assets	0.1	0.2	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0
Percentage of Assets us-gaap:EquitySecurities	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0

Other Assets

us-gaap:OtherAssets us-gaap:ConsolidatedEntities

us-gaap:OtherAssets

srt:ParentCompany

Period End	2020-12-31	2019-12-31	2018-12-31	2017-12-31
Value	25	18	0.0	9.689
Percentage of OtherAssets	100.0	100.0	0.0	100.0
Percentage of Assets	0.8	0.7	0.0	0.6
Percentage of Assets srt:ParentCompany	1.5	1.4	0.0	1.2

us-gaap:OtherAssets us-gaap:ShortTermDebtType

us-gaap:LetterOfCredit

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2017-12-31	2016-12-31	2015-12-31	2014-12-31	2013-12-31	2012-12-31	2011-12-31
Value	5.616	5.55	5.55	5.549	5.548	5.545	5.536	5.527	5.518	5.509	5.502	5.398	5.387	5.086	3.308	3.66	3.5	5.0
Percentage of OtherAssets	0.0	0.0	21.7	0.0	0.0	0.0	29.6	0.0	0.0	0.0	0.0	55.7	0.0	0.0	0.0	0.0	0.0	0.0
Percentage of Assets	0.2	0.2	0.2	0.2	0.2	0.2	0.2	0.2	0.3	0.3	0.3	0.3	0.3	0.3	0.2	0.3	0.3	0.5
Percentage of Assets us-gaap:LetterOfCredit	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0

Accounts Payable And Accrued Liabilities Current

us-gaap:AccountsPayableAndAccruedLiabilitiesCurrent

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2013-03-31	2012-12-31	2012-09-30	2012-06-30	2012-03-31	2011-12-31	2011-09-30	2011-06-30	2010-12-31
Value	43	40	37	41	35	32	39	46	46	38	37	41	39	36	34	33	30	29	30	33	34	33	43	37	35	36	37	30	36	17	18	18	20	16	17	16	15	18	17	18	14	12
Percentage of AccountsPayableAndAccruedLiabilitiesCurrent	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0
Percentage of Assets	1.5	1.5	1.1	1.6	1.4	1.5	1.5	2.1	2.4	2.1	1.8	2.4	2.5	2.6	2.2	2.1	2.1	2.1	1.8	2.3	2.6	2.6	3.0	2.8	2.7	2.8	2.6	2.5	3.1	1.6	1.6	1.7	2.0	1.7	1.6	1.6	1.6	2.0	1.7	1.7	1.4	1.4

Contract With Customer Liability Current

us-gaap:ContractWithCustomerLiabilityCurrent

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31
Value	11	13	9.373	12	12	5.623	2.492	4.928	5.065	6.343	4.016	10	6.381	5.26	3.147
Percentage of ContractWithCustomerLiabilityCurrent	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0
Percentage of Assets	0.4	0.5	0.3	0.5	0.5	0.3	0.1	0.2	0.3	0.3	0.2	0.6	0.4	0.4	0.2

Liabilities Current

us-gaap:LiabilitiesCurrent

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2013-03-31	2012-12-31	2012-09-30	2012-06-30	2012-03-31	2011-12-31	2011-09-30	2011-06-30	2010-12-31
Value	710	492	1063	617	564	389	668	433	411	297	749	462	429	324	464	422	351	254	463	347	244	225	408	278	263	268	385	276	214	143	284	252	221	144	320	265	225	189	302	328	284	286
Percentage of LiabilitiesCurrent	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0
Percentage of Assets	24.1	18.1	31.6	23.4	22.6	17.6	25.7	19.6	21.2	16.1	35.3	27.1	26.6	22.9	29.3	27.1	24.2	17.7	27.9	23.8	18.7	17.5	27.6	20.9	20.2	20.8	26.6	22.6	18.7	13.7	24.1	22.9	21.5	14.8	28.0	25.8	23.1	20.1	29.0	30.7	27.3	32.0

us-gaap:LiabilitiesCurrent us-gaap:ConsolidatedEntities

srt:ParentCompany

Period End	2020-12-31	2019-12-31	2018-12-31	2017-12-31
Value	51	15	42	15
Percentage of LiabilitiesCurrent	4.9	2.3	5.6	3.3
Percentage of Assets	1.5	0.6	2.0	1.0
Percentage of Assets srt:ParentCompany	3.1	1.2	4.0	1.9

Notes Payable Current

us-gaap:NotesPayableCurrent

Period End	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31
Value	37	37	37	37	0.0
Percentage of NotesPayableCurrent	100.0	100.0	100.0	100.0	0.0
Percentage of Assets	1.1	1.4	1.5	1.7	0.0

us-gaap:NotesPayableCurrent us-gaap:ConsolidatedEntities

srt:ParentCompany

Period End	2020-12-31
Value	37
Percentage of NotesPayableCurrent	100.0
Percentage of Assets	1.1
Percentage of Assets srt:ParentCompany	2.2

us-gaap:NotesPayableCurrent us-gaap:LongtermDebtType

us-gaap:SeniorNotes

Period End	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31
Value	37	37	37	37	0.0
Percentage of NotesPayableCurrent	100.0	100.0	100.0	100.0	0.0
Percentage of Assets	1.1	1.4	1.5	1.7	0.0
Percentage of Assets us-gaap:SeniorNotes	0.0	0.0	0.0	0.0	0.0

Operating Lease Liability Current

us-gaap:OperatingLeaseLiabilityCurrent

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31
Value	44	43	42	41	37	34	33	34	33	32	0.0
Percentage of OperatingLeaseLiabilityCurrent	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	0.0
Percentage of Assets	1.5	1.6	1.3	1.6	1.5	1.6	1.3	1.5	1.7	1.8	0.0

Other Liabilities Current

us-gaap:OtherLiabilitiesCurrent

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2013-03-31	2012-12-31	2012-09-30	2012-06-30	2012-03-31	2011-12-31	2011-09-30	2011-06-30	2010-12-31
Value	29	32	127	22	25	20	15	12	12	10	19	24	23	27	12	11	16	11	12	10	12	10	7.031	11	12	8.62	7.753	14	8.005	8.47	8.138	7.766	15	9.934	10	10	12	9.352	11	14	16	8.204
Percentage of OtherLiabilitiesCurrent	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0
Percentage of Assets	1.0	1.2	3.8	0.8	1.0	0.9	0.6	0.6	0.6	0.6	0.9	1.4	1.5	1.9	0.8	0.7	1.1	0.8	0.7	0.7	0.9	0.8	0.5	0.9	0.9	0.7	0.5	1.2	0.7	0.8	0.7	0.7	1.5	1.0	0.9	1.0	1.2	1.0	1.1	1.4	1.6	0.9

us-gaap:OtherLiabilitiesCurrent us-gaap:ConsolidatedEntities

srt:ParentCompany

Period End	2020-12-31	2019-12-31	2018-12-31	2017-12-31
Value	3.963	6.003	2.358	2.358
Percentage of OtherLiabilitiesCurrent	3.1	38.7	12.4	19.5
Percentage of Assets	0.1	0.2	0.1	0.1
Percentage of Assets srt:ParentCompany	0.2	0.4	0.2	0.3

Taxes Payable Current

us-gaap:TaxesPayableCurrent

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2013-03-31	2012-12-31	2012-09-30	2012-06-30	2012-03-31	2011-12-31	2011-09-30	2011-06-30	2010-12-31
Value	4.809	1.809	15	2.275	3.78	0.571	3.4	0.753	3.918	1.015	33	6.255	6.285	4.506	16	8.872	9.055	8.647	27	29	12	10	20	4.761	2.964	2.009	2.515	3.687	4.237	2.192	4.713	7.865	8.425	6.111	20	5.138	4.222	4.675	5.159	3.59	1.566	0.404
Percentage of TaxesPayableCurrent	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0
Percentage of Assets	0.2	0.1	0.5	0.1	0.2	0.0	0.1	0.0	0.2	0.1	1.6	0.4	0.4	0.3	1.0	0.6	0.6	0.6	1.6	2.0	0.9	0.9	1.4	0.4	0.2	0.2	0.2	0.3	0.4	0.2	0.4	0.7	0.8	0.6	1.8	0.5	0.4	0.5	0.5	0.3	0.2	0.0

Long Term Debt

us-gaap:LongTermDebt us-gaap:DebtInstrument, us-gaap:LongtermDebtType

us-gaap:LongTermDebt

evr:SeriesASeniorNotes, us-gaap:SeniorNotes

Period End	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31
Value	37	37	37	37	37
Percentage of LongTermDebt	100.0	100.0	100.0	100.0	100.0
Percentage of Assets	1.1	1.4	1.5	1.7	1.5
Percentage of Assets evr:SeriesASeniorNotes us-gaap:SeniorNotes	0.0	0.0	0.0	0.0	0.0

evr:SeriesBSeniorNotes, us-gaap:SeniorNotes

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31
Value	66	66	66	66	66	66	66
Percentage of LongTermDebt	0.0	0.0	175.7	175.7	175.7	175.8	175.8
Percentage of Assets	2.3	2.4	2.0	2.5	2.7	3.0	2.6
Percentage of Assets evr:SeriesBSeniorNotes us-gaap:SeniorNotes	0.0	0.0	0.0	0.0	0.0	0.0	0.0

evr:SeriesCSeniorNotes, us-gaap:SeniorNotes

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31
Value	47	47	47	47	47	47	47
Percentage of LongTermDebt	0.0	0.0	125.5	125.5	125.6	125.6	125.7
Percentage of Assets	1.6	1.7	1.4	1.8	1.9	2.1	1.8
Percentage of Assets evr:SeriesCSeniorNotes us-gaap:SeniorNotes	0.0	0.0	0.0	0.0	0.0	0.0	0.0

evr:SeriesDSeniorNotes, us-gaap:SeniorNotes

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31
Value	16	16	16	16	16	16	16
Percentage of LongTermDebt	0.0	0.0	44.4	44.4	44.4	44.5	44.5
Percentage of Assets	0.6	0.6	0.5	0.6	0.7	0.8	0.6
Percentage of Assets evr:SeriesDSeniorNotes us-gaap:SeniorNotes	0.0	0.0	0.0	0.0	0.0	0.0	0.0

evr:SeriesESeniorNotes, us-gaap:SeniorNotes

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31
Value	74	74	74	74	74	74	74
Percentage of LongTermDebt	0.0	0.0	195.7	195.8	196.0	196.1	196.1
Percentage of Assets	2.5	2.7	2.2	2.8	3.0	3.3	2.9
Percentage of Assets evr:SeriesESeniorNotes us-gaap:SeniorNotes	0.0	0.0	0.0	0.0	0.0	0.0	0.0

evr:SeriesFSeniorNotes, us-gaap:SeniorNotes

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31
Value	59	59	59	59	59	59	59
Percentage of LongTermDebt	0.0	0.0	156.6	156.7	156.7	156.8	156.9
Percentage of Assets	2.0	2.2	1.8	2.2	2.4	2.7	2.3
Percentage of Assets evr:SeriesFSeniorNotes us-gaap:SeniorNotes	0.0	0.0	0.0	0.0	0.0	0.0	0.0

evr:SeriesGSeniorNotes, us-gaap:SeniorNotes

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31
Value	39	39	39	39	39	39	39
Percentage of LongTermDebt	0.0	0.0	104.4	104.4	104.5	104.5	104.6
Percentage of Assets	1.3	1.5	1.2	1.5	1.6	1.8	1.5
Percentage of Assets evr:SeriesGSeniorNotes us-gaap:SeniorNotes	0.0	0.0	0.0	0.0	0.0	0.0	0.0

evr:SeriesHSeniorNotes, us-gaap:SeniorNotes

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31
Value	34	34	33	32	30	30	32
Percentage of LongTermDebt	0.0	0.0	89.3	84.3	81.0	81.2	86.7
Percentage of Assets	1.2	1.3	1.0	1.2	1.2	1.4	1.3
Percentage of Assets evr:SeriesHSeniorNotes us-gaap:SeniorNotes	0.0	0.0	0.0	0.0	0.0	0.0	0.0

evr:SeriesISeniorNotes, us-gaap:SeniorNotes

Period End	2021-06-30	2021-03-31
Value	37	37
Percentage of LongTermDebt	0.0	0.0
Percentage of Assets	1.3	1.4
Percentage of Assets evr:SeriesISeniorNotes us-gaap:SeniorNotes	0.0	0.0

Minority Interest

us-gaap:MinorityInterest

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2013-03-31	2012-12-31	2012-09-30	2012-06-30	2012-03-31	2011-12-31	2011-09-30	2011-06-30	2010-12-31
Value	274	265	258	236	231	221	256	238	236	238	249	231	227	224	252	252	240	224	256	245	237	218	202	207	197	181	160	90	84	56	60	59	55	56	62	60	61	59	58	59	62	66
Percentage of MinorityInterest	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0
Percentage of Assets	9.3	9.7	7.7	8.9	9.3	10.0	9.9	10.8	12.2	12.9	11.8	13.6	14.1	15.8	15.9	16.2	16.6	15.7	15.4	16.8	18.2	17.0	13.7	15.6	15.2	14.1	11.1	7.4	7.4	5.4	5.1	5.4	5.4	5.8	5.4	5.9	6.3	6.4	5.6	5.5	6.0	7.4

us-gaap:MinorityInterest us-gaap:StatementEquityComponents

us-gaap:NoncontrollingInterest

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2013-03-31	2012-12-31	2012-09-30	2012-06-30	2012-03-31	2011-12-31	2011-09-30	2011-06-30	2011-03-31	2010-12-31	2009-12-31	2008-12-31
Value	274	265	258	236	231	221	256	238	236	238	249	231	227	224	252	252	240	224	256	245	237	218	202	207	197	181	160	90	84	56	60	59	55	56	62	60	61	59	58	59	62	69	66	29	15
Percentage of MinorityInterest	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	0.0	100.0	0.0	0.0
Percentage of Assets	9.3	9.7	7.7	8.9	9.3	10.0	9.9	10.8	12.2	12.9	11.8	13.6	14.1	15.8	15.9	16.2	16.6	15.7	15.4	16.8	18.2	17.0	13.7	15.6	15.2	14.1	11.1	7.4	7.4	5.4	5.1	5.4	5.4	5.8	5.4	5.9	6.3	6.4	5.6	5.5	6.0	7.8	7.4	3.3	0.0
Percentage of Assets us-gaap:NoncontrollingInterest	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0

Other Liabilities Noncurrent

us-gaap:OtherLiabilitiesNoncurrent

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2013-03-31	2012-12-31	2012-09-30	2012-06-30	2012-03-31	2011-12-31	2011-09-30	2011-06-30	2010-12-31
Value	58	49	101	96	87	83	126	115	105	92	105	73	62	53	58	55	48	38	56	43	48	44	36	35	25	23	26	24	17	18	17	19	18	17	17	16	17	17	15	16	16	22
Percentage of OtherLiabilitiesNoncurrent	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0
Percentage of Assets	2.0	1.8	3.0	3.6	3.5	3.8	4.9	5.2	5.4	5.0	4.9	4.3	3.9	3.7	3.7	3.6	3.3	2.7	3.4	3.0	3.7	3.5	2.4	2.7	1.9	1.9	1.8	2.0	1.6	1.8	1.5	1.7	1.8	1.8	1.5	1.6	1.8	1.9	1.5	1.6	1.6	2.6

Operating Lease Liability Noncurrent

us-gaap:OperatingLeaseLiabilityNoncurrent

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31
Value	297	294	300	302	295	289	217	192	184	186	0.0
Percentage of OperatingLeaseLiabilityNoncurrent	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	0.0
Percentage of Assets	10.1	10.8	8.9	11.4	11.8	13.0	8.4	8.7	9.5	10.1	0.0

Lessee Operating Lease Liability Payments Due Year Two

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearTwo

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30
Value	55	52	52	52
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueYearTwo	100.0	100.0	100.0	100.0
Percentage of Assets	1.9	1.9	1.6	2.0

Lessee Operating Lease Liability Payments Due Year Three

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearThree

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30
Value	40	37	37	51
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueYearThree	100.0	100.0	100.0	100.0
Percentage of Assets	1.4	1.4	1.1	2.0

Lessee Operating Lease Liability Payments Due Year Four

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFour

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30
Value	32	30	30	36
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueYearFour	100.0	100.0	100.0	100.0
Percentage of Assets	1.1	1.1	0.9	1.4

Lessee Operating Lease Liability Payments Due Year Five

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFive

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30
Value	34	32	32	29
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueYearFive	100.0	100.0	100.0	100.0
Percentage of Assets	1.2	1.2	1.0	1.1

Lessee Operating Lease Liability Payments Due After Year Five

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30
Value	250	245	245	277
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive	100.0	100.0	100.0	100.0
Percentage of Assets	8.5	9.0	7.3	10.5

Operating Lease Liability

us-gaap:OperatingLeaseLiability

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2019-12-31	2019-09-30	2019-06-30
Value	341	338	343	343	250	226	217
Percentage of OperatingLeaseLiability	100.0	100.0	100.0	100.0	100.0	100.0	100.0
Percentage of Assets	11.6	12.4	10.2	13.0	9.6	10.3	11.2

Lessee Operating Lease Liability Payments Due

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDue

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30
Value	441	439	451	459
Percentage of LesseeOperatingLeaseLiabilityPaymentsDue	100.0	100.0	100.0	100.0
Percentage of Assets	15.0	16.1	13.4	17.4

Lessee Operating Lease Liability Undiscounted Excess Amount

us-gaap:LesseeOperatingLeaseLiabilityUndiscountedExcessAmount

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30
Value	88	90	93	97
Percentage of LesseeOperatingLeaseLiabilityUndiscountedExcessAmount	100.0	100.0	100.0	100.0
Percentage of Assets	3.0	3.3	2.8	3.7

Stockholders Equity

us-gaap:StockholdersEquity

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2013-03-31	2012-12-31	2012-09-30	2012-06-30	2012-03-31	2011-12-31	2011-09-30	2011-06-30	2010-12-31
Value	1150	1169	1230	970	900	816	869	764	738	767	758	668	623	549	543	475	458	559	527	454	405	420	504	479	486	490	551	513	526	491	502	444	416	436	428	409	405	412	407	401	411	300
Percentage of StockholdersEquity	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0
Percentage of Assets	39.0	42.9	36.5	36.7	36.0	36.8	33.5	34.6	38.1	41.6	35.7	39.2	38.7	38.8	34.3	30.5	31.6	39.1	31.7	31.1	31.1	32.7	34.1	36.1	37.5	38.0	38.1	41.9	45.9	47.0	42.6	40.3	40.3	44.7	37.4	39.8	41.7	43.7	39.1	37.5	39.5	33.5

us-gaap:StockholdersEquity us-gaap:ConsolidatedEntities

srt:ParentCompany

Period End	2020-12-31	2019-12-31	2018-12-31	2017-12-31
Value	1230	869	758	543
Percentage of StockholdersEquity	100.0	100.0	100.0	100.0
Percentage of Assets	36.5	33.5	35.7	34.3
Percentage of Assets srt:ParentCompany	72.5	64.6	71.3	66.5

Stockholders Equity Including Portion Attributable To Noncontrolling Interest

us-gaap:StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2013-03-31	2012-12-31	2012-09-30	2012-06-30	2012-03-31	2011-12-31	2011-09-30	2011-06-30	2011-03-31	2010-12-31	2010-09-30	2010-06-30	2009-12-31	2008-12-31
Value	1425	1434	1489	1207	1132	1037	1126	1003	974	1005	1007	899	851	774	796	727	699	784	783	699	643	638	707	686	684	671	712	603	611	548	563	503	471	493	490	470	467	471	465	460	474	371	367	331	320	295	231
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0
Percentage of Assets	48.4	52.6	44.2	45.6	45.3	46.7	43.3	45.4	50.3	54.5	47.4	52.7	52.8	54.6	50.2	46.6	48.2	54.8	47.1	47.9	49.2	49.7	47.8	51.6	52.6	52.1	49.2	49.3	53.2	52.5	47.7	45.6	45.7	50.5	42.9	45.7	48.0	50.1	44.6	43.0	45.5	41.2	40.9	0.0	0.0	33.2	0.0

us-gaap:StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest us-gaap:StatementClassOfStock, us-gaap:StatementEquityComponents

us-gaap:CommonClassA, us-gaap:CommonStock

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2013-03-31	2012-12-31	2012-09-30	2011-12-31	2010-12-31
Value	0.746	0.745	0.722	0.72	0.72	0.719	0.687	0.686	0.685	0.684	0.659	0.657	0.656	0.654	0.621	0.616	0.614	0.614	0.582	0.579	0.577	0.576	0.552	0.495	0.488	0.486	0.464	0.46	0.448	0.437	0.408	0.393	0.382	0.38	0.35	0.345	0.31	0.215
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	0.1	0.1	0.0	0.1	0.1	0.1	0.1	0.1	0.1	0.1	0.1	0.1	0.1	0.1	0.1	0.1	0.1	0.1	0.1	0.1	0.1	0.1	0.1	0.1	0.1	0.1	0.1	0.1	0.1	0.1	0.1	0.1	0.1	0.1	0.1	0.1	0.1	0.1
Percentage of Assets	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0
Percentage of Assets us-gaap:CommonClassA us-gaap:CommonStock	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0

us-gaap:StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest us-gaap:StatementEquityComponents

us-gaap:AccumulatedOtherComprehensiveIncome

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2013-03-31	2012-12-31	2012-09-30	2012-06-30	2012-03-31	2011-12-31	2011-09-30	2011-06-30	2011-03-31	2010-12-31	2010-09-30	2010-06-30	2009-12-31	2008-12-31
Value	-7.227	-8.397	-9.758	-31.403	-37.167	-37.928	-27.596	-34.789	-31.988	-28.507	-30.434	-29.04	-31.486	-26.049	-31.411	-44.966	-48.862	-49.918	-50.096	-45.151	-42.046	-36.359	-34.539	-28.17	-22.601	-24.15	-20.387	-13.493	-7.82	-9.803	-10.784	-10.198	-10.915	-9.104	-9.086	-9.604	-11.991	-8.307	-12.058	-10.98	-2.626	-3.226	-4.193	-4.587	-5.674	-3.76	-5.139
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	-0.5	-0.6	-0.7	-2.6	-3.3	-3.7	-2.5	-3.5	-3.3	-2.8	-3.0	-3.2	-3.7	-3.4	-3.9	-6.2	-7.0	-6.4	-6.4	-6.5	-6.5	-5.7	-4.9	-4.1	-3.3	-3.6	-2.9	-2.2	-1.3	-1.8	-1.9	-2.0	-2.3	-1.8	-1.9	-2.0	-2.6	-1.8	-2.6	-2.4	-0.6	-0.9	-1.1	-1.4	-1.8	-1.3	-2.2
Percentage of Assets	-0.2	-0.3	-0.3	-1.2	-1.5	-1.7	-1.1	-1.6	-1.6	-1.5	-1.4	-1.7	-2.0	-1.8	-2.0	-2.9	-3.4	-3.5	-3.0	-3.1	-3.2	-2.8	-2.3	-2.1	-1.7	-1.9	-1.4	-1.1	-0.7	-0.9	-0.9	-0.9	-1.1	-0.9	-0.8	-0.9	-1.2	-0.9	-1.2	-1.0	-0.3	-0.4	-0.5	0.0	0.0	-0.4	0.0
Percentage of Assets us-gaap:AccumulatedOtherComprehensiveIncome	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0

us-gaap:AdditionalPaidInCapital

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2013-03-31	2012-12-31	2012-09-30	2012-06-30	2012-03-31	2011-12-31	2011-09-30	2011-06-30	2011-03-31	2010-12-31	2010-09-30	2010-06-30	2009-12-31	2008-12-31
Value	2383	2322	2266	2216	2166	2111	2016	1968	1916	1890	1818	1764	1721	1666	1600	1505	1464	1424	1368	1312	1278	1246	1210	1054	1022	990	950	912	891	848	799	744	719	694	654	645	618	600	575	550	530	415	400	380	360	339	275
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	167.2	161.9	152.2	183.7	191.4	203.5	179.0	196.2	196.6	187.9	180.4	196.2	202.3	215.2	201.0	206.8	209.5	181.6	174.7	187.5	198.8	195.1	171.2	153.6	149.5	147.4	133.4	151.3	145.8	154.8	141.9	147.8	152.5	140.8	133.3	137.3	132.4	127.1	123.5	119.5	111.8	111.8	109.1	115.0	112.5	114.8	118.8
Percentage of Assets	80.9	85.2	67.2	83.8	86.7	95.1	77.6	89.0	98.8	102.4	85.5	103.5	106.8	117.5	101.0	96.5	100.9	99.4	82.3	89.8	97.8	97.0	81.9	79.3	78.7	76.8	65.7	74.6	77.6	81.2	67.7	67.5	69.7	71.1	57.1	62.8	63.5	63.7	55.1	51.4	50.9	46.1	44.6	0.0	0.0	38.1	0.0
Percentage of Assets us-gaap:AdditionalPaidInCapital	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0

us-gaap:NoncontrollingInterest

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2013-03-31	2012-12-31	2012-09-30	2012-06-30	2012-03-31	2011-12-31	2011-09-30	2011-06-30	2011-03-31	2010-12-31	2010-09-30	2010-06-30	2009-12-31	2008-12-31
Value	274	265	258	236	231	221	256	238	236	238	249	231	227	224	252	252	240	224	256	245	237	218	202	207	197	181	160	90	84	56	60	59	55	56	62	60	61	59	58	59	62	69	66	62	62	29	15
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	19.2	18.5	17.4	19.6	20.5	21.3	22.8	23.8	24.3	23.7	24.8	25.7	26.7	29.0	31.7	34.7	34.4	28.6	32.7	35.1	36.9	34.2	28.7	30.1	28.8	27.0	22.6	15.0	13.8	10.4	10.8	11.7	11.8	11.5	12.7	12.8	13.2	12.7	12.5	12.9	13.2	18.8	18.1	18.9	19.6	9.9	6.9
Percentage of Assets	9.3	9.7	7.7	8.9	9.3	10.0	9.9	10.8	12.2	12.9	11.8	13.6	14.1	15.8	15.9	16.2	16.6	15.7	15.4	16.8	18.2	17.0	13.7	15.6	15.2	14.1	11.1	7.4	7.4	5.4	5.1	5.4	5.4	5.8	5.4	5.9	6.3	6.4	5.6	5.5	6.0	7.8	7.4	0.0	0.0	3.3	0.0
Percentage of Assets us-gaap:NoncontrollingInterest	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0

us-gaap:RetainedEarnings

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2013-03-31	2012-12-31	2012-09-30	2012-06-30	2012-03-31	2011-12-31	2011-09-30	2011-06-30	2011-03-31	2010-12-31	2010-09-30	2010-06-30	2009-12-31	2008-12-31
Value	1023	914	798	606	590	561	558	479	463	408	364	224	198	153	79	117	85	82	20	-7.165	-26.651	-36.739	-27.791	-34.354	-28.748	-27.083	-17.814	-33.146	-46.037	-59.734	-59.896	-66.345	-71.846	-79.755	-77.079	-88.137	-86.204	-87.152	-76.703	-69.353	-64.907	-62.569	-61.504	-60.509	-60.945	-56.756	-46.564
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	71.8	63.7	53.6	50.3	52.2	54.1	49.6	47.8	47.5	40.6	36.2	25.0	23.4	19.8	10.0	16.1	12.2	10.5	2.6	-1.0	-4.1	-5.8	-3.9	-5.0	-4.2	-4.0	-2.5	-5.5	-7.5	-10.9	-10.6	-13.2	-15.2	-16.2	-15.7	-18.8	-18.4	-18.5	-16.5	-15.1	-13.7	-16.8	-16.7	-18.3	-19.0	-19.2	-20.1
Percentage of Assets	34.7	33.5	23.7	22.9	23.6	25.3	21.5	21.7	23.9	22.1	17.2	13.2	12.3	10.8	5.0	7.5	5.9	5.8	1.2	-0.5	-2.0	-2.9	-1.9	-2.6	-2.2	-2.1	-1.2	-2.7	-4.0	-5.7	-5.1	-6.0	-7.0	-8.2	-6.7	-8.6	-8.9	-9.3	-7.3	-6.5	-6.2	-6.9	-6.8	0.0	0.0	-6.4	0.0
Percentage of Assets us-gaap:RetainedEarnings	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0

us-gaap:TreasuryStock

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2013-03-31	2012-12-31	2012-09-30	2012-06-30	2012-03-31	2011-12-31	2011-09-30	2011-06-30	2011-03-31	2010-12-31	2010-09-30	2010-06-30	2009-12-31	2008-12-31
Value	-2249.533	-2059.581	-1824.727	-1821.655	-1820.728	-1819.182	-1678.168	-1648.951	-1609.916	-1502.78	-1395.087	-1292.863	-1265.927	-1244.642	-1105.406	-1103.342	-1042.718	-898.036	-811.653	-806.19	-804.191	-753.183	-644.412	-512.794	-484.768	-449.18	-361.129	-353.416	-311.262	-288.267	-226.38	-223.833	-220.997	-169.641	-139.954	-138.384	-115.389	-92.838	-79.007	-68.996	-51.288	-48.119	-34.538	-47.278	-36.322	-12.756	-8.05
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	-157.8	-143.6	-122.5	-150.9	-160.8	-175.3	-149.0	-164.4	-165.1	-149.4	-138.4	-143.7	-148.8	-160.7	-138.8	-151.6	-149.2	-114.5	-103.6	-115.2	-125.1	-117.9	-91.1	-74.7	-70.9	-66.9	-50.7	-58.6	-50.9	-52.6	-40.2	-44.5	-46.8	-34.4	-28.5	-29.4	-24.7	-19.7	-17.0	-15.0	-10.8	-13.0	-9.4	-14.3	-11.3	-4.3	-3.5
Percentage of Assets	-76.3	-75.6	-54.1	-68.9	-72.8	-81.9	-64.6	-74.6	-83.0	-81.5	-65.6	-75.8	-78.5	-87.8	-69.7	-70.7	-71.8	-62.7	-48.8	-55.2	-61.5	-58.6	-43.6	-38.5	-37.3	-34.8	-25.0	-28.9	-27.1	-27.6	-19.2	-20.3	-21.4	-17.4	-12.2	-13.5	-11.8	-9.9	-7.6	-6.4	-4.9	-5.3	-3.8	0.0	0.0	-1.4	0.0
Percentage of Assets us-gaap:TreasuryStock	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0

Common Stock Value

us-gaap:CommonStockValue us-gaap:ConsolidatedEntities, us-gaap:StatementClassOfStock

us-gaap:CommonStockValue

srt:ParentCompany, us-gaap:CommonClassA

Period End	2020-12-31	2019-12-31	2018-12-31	2017-12-31
Value	722000.0	687000.0	659000.0	621000.0
Percentage of CommonStockValue	100.0	100.0	100.0	100.0
Percentage of Assets	0.0	0.0	0.0	0.0
Percentage of Assets srt:ParentCompany us-gaap:CommonClassA	0.0	0.0	0.0	0.0

us-gaap:CommonStockValue us-gaap:StatementClassOfStock

us-gaap:CommonClassA

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2013-03-31	2012-12-31	2012-09-30	2012-06-30	2012-03-31	2011-12-31	2011-09-30	2011-06-30	2010-12-31
Value	746000.0	745000.0	722000.0	720000.0	720000.0	719000.0	687000.0	686000.0	685000.0	684000.0	659000.0	657000.0	656000.0	654000.0	621000.0	616000.0	614000.0	614000.0	582000.0	579000.0	577000.0	576000.0	552000.0	495000.0	488000.0	486000.0	464000.0	460000.0	448000.0	437000.0	408000.0	393000.0	382000.0	380000.0	350000.0	345000.0	328000.0	326000.0	310000.0	301000.0	284000.0	215000.0
Percentage of CommonStockValue	0.0	0.0	100.0	0.0	0.0	0.0	100.0	0.0	0.0	0.0	100.0	0.0	0.0	0.0	100.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0
Percentage of Assets	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0
Percentage of Assets us-gaap:CommonClassA	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0

Additional Paid In Capital

us-gaap:AdditionalPaidInCapital

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2013-03-31	2012-12-31	2012-09-30	2012-06-30	2012-03-31	2011-12-31	2011-09-30	2011-06-30	2010-12-31
Value	2383	2322	2266	2216	2166	2111	2016	1968	1916	1890	1818	1764	1721	1666	1600	1505	1464	1424	1368	1312	1278	1246	1210	1054	1022	990	950	912	891	848	799	744	719	694	654	645	618	600	575	550	530	400
Percentage of AdditionalPaidInCapital	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0
Percentage of Assets	80.9	85.2	67.2	83.8	86.7	95.1	77.6	89.0	98.8	102.4	85.5	103.5	106.8	117.5	101.0	96.5	100.9	99.4	82.3	89.8	97.8	97.0	81.9	79.3	78.7	76.8	65.7	74.6	77.6	81.2	67.7	67.5	69.7	71.1	57.1	62.8	63.5	63.7	55.1	51.4	50.9	44.6

us-gaap:AdditionalPaidInCapital us-gaap:ConsolidatedEntities

srt:ParentCompany

Period End	2020-12-31	2019-12-31	2018-12-31	2017-12-31
Value	2266	2016	1818	1600
Percentage of AdditionalPaidInCapital	100.0	100.0	100.0	100.0
Percentage of Assets	67.2	77.6	85.5	101.0
Percentage of Assets srt:ParentCompany	133.4	149.9	171.0	195.7

Retained Earnings Accumulated Deficit

us-gaap:RetainedEarningsAccumulatedDeficit

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2013-03-31	2012-12-31	2012-09-30	2012-06-30	2012-03-31	2011-12-31	2011-09-30	2011-06-30	2010-12-31
Value	1023	914	798	606	590	561	558	479	463	408	364	224	198	153	79	117	85	82	20	-7.165	-26.651	-36.739	-27.791	-34.354	-28.748	-27.083	-17.814	-33.146	-46.037	-59.734	-59.896	-66.345	-71.846	-79.755	-77.079	-88.137	-86.204	-87.152	-76.703	-69.353	-64.907	-61.504
Percentage of RetainedEarningsAccumulatedDeficit	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0
Percentage of Assets	34.7	33.5	23.7	22.9	23.6	25.3	21.5	21.7	23.9	22.1	17.2	13.2	12.3	10.8	5.0	7.5	5.9	5.8	1.2	-0.5	-2.0	-2.9	-1.9	-2.6	-2.2	-2.1	-1.2	-2.7	-4.0	-5.7	-5.1	-6.0	-7.0	-8.2	-6.7	-8.6	-8.9	-9.3	-7.3	-6.5	-6.2	-6.8

us-gaap:RetainedEarningsAccumulatedDeficit us-gaap:ConsolidatedEntities

srt:ParentCompany

Period End	2020-12-31	2019-12-31	2018-12-31	2017-12-31
Value	798	558	364	79
Percentage of RetainedEarningsAccumulatedDeficit	100.0	100.0	100.0	100.0
Percentage of Assets	23.7	21.5	17.2	5.0
Percentage of Assets srt:ParentCompany	47.0	41.5	34.3	9.7

Accumulated Other Comprehensive Income Loss Net Of Tax

us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2013-03-31	2012-12-31	2012-09-30	2012-06-30	2012-03-31	2011-12-31	2011-09-30	2011-06-30	2010-12-31
Value	-7227000.0	-8397000.0	-9758000.0	-31403000.0	-37167000.0	-37928000.0	-27596000.0	-34789000.0	-31988000.0	-28507000.0	-30434000.0	-29040000.0	-31486000.0	-26049000.0	-31411000.0	-44966000.0	-48862000.0	-49918000.0	-50096000.0	-45151000.0	-42046000.0	-36359000.0	-34539000.0	-28170000.0	-22601000.0	-24150000.0	-20387000.0	-13493000.0	-7820000.0	-9803000.0	-10784000.0	-10198000.0	-10915000.0	-9104000.0	-9086000.0	-9604000.0	-11991000.0	-8307000.0	-12058000.0	-10980000.0	-2626000.0	-4193000.0
Percentage of AccumulatedOtherComprehensiveIncomeLossNetOfTax	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0
Percentage of Assets	-0.2	-0.3	-0.3	-1.2	-1.5	-1.7	-1.1	-1.6	-1.6	-1.5	-1.4	-1.7	-2.0	-1.8	-2.0	-2.9	-3.4	-3.5	-3.0	-3.1	-3.2	-2.8	-2.3	-2.1	-1.7	-1.9	-1.4	-1.1	-0.7	-0.9	-0.9	-0.9	-1.1	-0.9	-0.8	-0.9	-1.2	-0.9	-1.2	-1.0	-0.3	-0.5

us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax us-gaap:ConsolidatedEntities

srt:ParentCompany

Period End	2020-12-31	2019-12-31	2018-12-31	2017-12-31
Value	-9758000.0	-27596000.0	-30434000.0	-31411000.0
Percentage of AccumulatedOtherComprehensiveIncomeLossNetOfTax	100.0	100.0	100.0	100.0
Percentage of Assets	-0.3	-1.1	-1.4	-2.0
Percentage of Assets srt:ParentCompany	-0.6	-2.1	-2.9	-3.8

Treasury Stock Value

us-gaap:TreasuryStockValue

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2013-03-31	2012-12-31	2012-09-30	2012-06-30	2012-03-31	2011-12-31	2011-09-30	2011-06-30	2010-12-31
Value	2249	2059	1824	1821	1820	1819	1678	1648	1609	1502	1395	1292	1265	1244	1105	1103	1042	898	811	806	804	753	644	512	484	449	361	353	311	288	226	223	220	169	139	138	115	92	79	68	51	34
Percentage of TreasuryStockValue	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0
Percentage of Assets	76.3	75.6	54.1	68.9	72.8	81.9	64.6	74.6	83.0	81.5	65.6	75.8	78.5	87.8	69.7	70.7	71.8	62.7	48.8	55.2	61.5	58.6	43.6	38.5	37.3	34.8	25.0	28.9	27.1	27.6	19.2	20.3	21.4	17.4	12.2	13.5	11.8	9.9	7.6	6.4	4.9	3.8

us-gaap:TreasuryStockValue us-gaap:ConsolidatedEntities

srt:ParentCompany

Period End	2020-12-31	2019-12-31	2018-12-31	2017-12-31
Value	1824	1678	1395	1105
Percentage of TreasuryStockValue	100.0	100.0	100.0	100.0
Percentage of Assets	54.1	64.6	65.6	69.7
Percentage of Assets srt:ParentCompany	107.5	124.7	131.2	135.2

Minority Interest

us-gaap:MinorityInterest

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2013-03-31	2012-12-31	2012-09-30	2012-06-30	2012-03-31	2011-12-31	2011-09-30	2011-06-30	2010-12-31
Value	274	265	258	236	231	221	256	238	236	238	249	231	227	224	252	252	240	224	256	245	237	218	202	207	197	181	160	90	84	56	60	59	55	56	62	60	61	59	58	59	62	66
Percentage of MinorityInterest	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0
Percentage of Assets	9.3	9.7	7.7	8.9	9.3	10.0	9.9	10.8	12.2	12.9	11.8	13.6	14.1	15.8	15.9	16.2	16.6	15.7	15.4	16.8	18.2	17.0	13.7	15.6	15.2	14.1	11.1	7.4	7.4	5.4	5.1	5.4	5.4	5.8	5.4	5.9	6.3	6.4	5.6	5.5	6.0	7.4

us-gaap:MinorityInterest us-gaap:StatementEquityComponents

us-gaap:NoncontrollingInterest

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2013-03-31	2012-12-31	2012-09-30	2012-06-30	2012-03-31	2011-12-31	2011-09-30	2011-06-30	2011-03-31	2010-12-31	2009-12-31	2008-12-31
Value	274	265	258	236	231	221	256	238	236	238	249	231	227	224	252	252	240	224	256	245	237	218	202	207	197	181	160	90	84	56	60	59	55	56	62	60	61	59	58	59	62	69	66	29	15
Percentage of MinorityInterest	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	0.0	100.0	0.0	0.0
Percentage of Assets	9.3	9.7	7.7	8.9	9.3	10.0	9.9	10.8	12.2	12.9	11.8	13.6	14.1	15.8	15.9	16.2	16.6	15.7	15.4	16.8	18.2	17.0	13.7	15.6	15.2	14.1	11.1	7.4	7.4	5.4	5.1	5.4	5.4	5.8	5.4	5.9	6.3	6.4	5.6	5.5	6.0	7.8	7.4	3.3	0.0
Percentage of Assets us-gaap:NoncontrollingInterest	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0

Minority Interest Decrease From Distributions To Noncontrolling Interest Holders

us-gaap:MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders us-gaap:StatementEquityComponents

us-gaap:MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders

us-gaap:NoncontrollingInterest

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2013-03-31	2012-12-31	2012-09-30	2012-06-30	2012-03-31
Value	16	12	21	9.253	2.941	11	9.759	13	13	17	11	9.79	7.391	13	10	10	7.343	8.601	12	8.326	8.608	8.585	8.664	4.768	5.693	4.598	2.102	2.139	4.799	1.615	2.183	5.814	3.693	7.26	4.544	4.116	5.026	2.842
Percentage of MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0
Percentage of Assets	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0
Percentage of Assets us-gaap:NoncontrollingInterest	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0

Net Cash Provided By Used In Operating Activities

us-gaap:NetCashProvidedByUsedInOperatingActivities

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2013-03-31	2012-12-31	2012-09-30	2012-06-30	2012-03-31	2011-12-31	2011-09-30	2011-06-30	2011-03-31	2010-12-31	2010-09-30
Value	444	-330.111	695	164	293	-174.306	413	226	277	-412.748	538	136	215	-40.685	190	170	236	-81.259	170	236	126	-116.893	214	96	125	-78.785	126	101	103	-116.437	79	124	79	-84.868	113	44	92	-89.441	37	102	45	-37.831	17	42
Percentage of NetCashProvidedByUsedInOperatingActivities	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0
Percentage of Revenues	64.2	-49.5	74.6	40.3	57.2	-40.3	62.1	55.4	51.9	-98.4	69.5	35.3	47.4	-8.7	35.0	41.4	63.0	-20.7	37.8	60.5	35.5	-44.9	52.0	30.8	45.8	-32.5	38.9	44.1	46.8	-76.4	35.9	65.1	37.6	-54.9	51.9	28.3	52.3	-83.9	33.0	60.7	30.8	-33.7	17.0	32.8

Net Cash Provided By Used In Investing Activities

us-gaap:NetCashProvidedByUsedInInvestingActivities

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2013-03-31	2012-12-31	2012-09-30	2012-06-30	2012-03-31	2011-12-31	2011-09-30	2011-06-30	2011-03-31	2010-12-31	2010-09-30
Value	-178.197	190	-965.115	-2.372	158	324	-19.482	-422.256	-12.126	80	-23.678	-62.518	-154.523	28	17	-64.236	-6.473	-1.478	-6.94	-8.944	-26.94	-5.68	-7.462	-18.494	-5.596	5.435	30	-0.466	-5.828	0.954	-3.388	-4.993	-2.266	1.783	-3.318	2.137	-2.805	28	-72.213	-24.758	-2.265	21	-36.054	-1.15
Percentage of NetCashProvidedByUsedInInvestingActivities	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0
Percentage of Revenues	-25.7	28.5	-103.5	-0.6	31.0	75.0	-2.9	-103.5	-2.3	19.2	-3.1	-16.2	-34.1	6.0	3.2	-15.6	-1.7	-0.4	-1.5	-2.3	-7.6	-2.2	-1.8	-5.9	-2.1	2.2	9.3	-0.2	-2.6	0.6	-1.5	-2.6	-1.1	1.2	-1.5	1.4	-1.6	27.1	-63.1	-14.7	-1.5	19.5	-34.5	-0.9

Net Cash Provided By Used In Financing Activities

us-gaap:NetCashProvidedByUsedInFinancingActivities

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2013-03-31	2012-12-31	2012-09-30	2012-06-30	2012-03-31	2011-12-31	2011-09-30	2011-06-30	2011-03-31	2010-12-31	2010-09-30
Value	-236.72	-280.497	-59.436	-33.947	-28.577	-185.833	-71.395	128	-224.388	-123.148	-146.512	-57.47	-56.977	-191.968	-41.55	-82.208	-171.442	-124.03	-43.259	-23.513	-133.814	-31.901	-32.44	-43.914	-96.661	-50.788	-38.613	-51.74	-30.746	-58.496	-22.42	-23.184	-65.583	-38.609	-13.249	-36.955	-37.344	-22.464	-25.404	-35.465	57	-22.116	-9.713	-18.829
Percentage of NetCashProvidedByUsedInFinancingActivities	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0
Percentage of Revenues	-34.2	-42.1	-6.4	-8.3	-5.6	-42.9	-10.7	31.6	-41.9	-29.4	-18.9	-14.9	-12.6	-41.0	-7.6	-20.0	-45.7	-31.6	-9.6	-6.0	-37.7	-12.2	-7.9	-14.0	-35.4	-20.9	-11.8	-22.4	-13.9	-38.4	-10.1	-12.1	-31.1	-25.0	-6.1	-23.5	-21.2	-21.1	-22.2	-21.0	39.2	-19.7	-9.3	-14.5

Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31
Value	31	-418.627	-320.442	133	424	-43.746	330	-71.036	36	-451.635	365	19	-1.357	-201.027	159	29	59	-207.211
Percentage of CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0
Percentage of Revenues	4.5	-62.8	-34.4	32.8	82.9	-10.1	49.6	-17.4	6.8	-107.7	47.1	5.0	-0.3	-43.0	29.3	7.2	15.9	-52.9

Increase Decrease In Accounts Receivable

us-gaap:IncreaseDecreaseInAccountsReceivable

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2013-03-31	2012-12-31	2012-09-30	2012-06-30	2012-03-31	2011-12-31	2011-09-30	2011-06-30	2011-03-31	2010-12-31	2010-09-30
Value	-28.373	-14.265	82	-29.815	67	-42.009	-6.808	-8.233	-37.394	47	79	-40.673	54	37	-23.697	25	-18.173	-30.415	87	-41.204	47	-29.229	15	40	-2.701	-6.917	26	7.414	11	5.835	26	-57.082	39	-10.835	17	22	-6.26	3.764	-13.615	-20.914	20	11	13	4.648
Percentage of IncreaseDecreaseInAccountsReceivable	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

Net Cash Provided By Used In Operating Activities

us-gaap:NetCashProvidedByUsedInOperatingActivities

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2013-03-31	2012-12-31	2012-09-30	2012-06-30	2012-03-31	2011-12-31	2011-09-30	2011-06-30	2011-03-31	2010-12-31	2010-09-30
Value	444	-330.111	695	164	293	-174.306	413	226	277	-412.748	538	136	215	-40.685	190	170	236	-81.259	170	236	126	-116.893	214	96	125	-78.785	126	101	103	-116.437	79	124	79	-84.868	113	44	92	-89.441	37	102	45	-37.831	17	42
Percentage of NetCashProvidedByUsedInOperatingActivities	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0
Percentage of Revenues	64.2	-49.5	74.6	40.3	57.2	-40.3	62.1	55.4	51.9	-98.4	69.5	35.3	47.4	-8.7	35.0	41.4	63.0	-20.7	37.8	60.5	35.5	-44.9	52.0	30.8	45.8	-32.5	38.9	44.1	46.8	-76.4	35.9	65.1	37.6	-54.9	51.9	28.3	52.3	-83.9	33.0	60.7	30.8	-33.7	17.0	32.8

Net Income Loss

us-gaap:NetIncomeLoss

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2013-03-31	2012-12-31	2012-09-30	2012-06-30	2012-03-31	2011-12-31	2011-09-30	2011-06-30	2011-03-31	2010-12-31	2010-09-30	2010-06-30	2010-03-31
Value	140	144	220	42	56	31	105	43	81	67	163	49	68	95	-19.412	45	18	80	43	34	24	5.318	20	7.197	10	4.3	27	24	24	10	16	13	16	5.969	19	5.301	7.934	-3.368	-0.656	1.759	2.261	3.588	3.287	3.53	0.117	2.02
Percentage of NetIncomeLoss	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0
Percentage of Revenues	20.3	21.6	23.6	10.5	11.0	7.2	15.8	10.6	15.3	16.0	21.1	12.8	15.2	20.4	-3.6	11.1	4.8	20.6	9.6	8.9	6.8	2.0	5.0	2.3	3.9	1.8	8.5	10.5	10.9	6.9	7.6	7.3	7.8	3.9	8.7	3.4	4.5	-3.2	-0.6	1.0	1.5	3.2	3.1	2.7	0.2	0.0

Profit Loss

us-gaap:ProfitLoss

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2013-03-31	2012-12-31	2012-09-30	2012-06-30	2012-03-31	2011-12-31	2011-09-30	2011-06-30	2011-03-31	2010-12-31	2010-09-30	2010-06-30	2010-03-31
Value	163	165	255	51	67	38	125	52	97	78	192	59	81	109	-1.399	60	25	94	59	47	33	7.678	29	5.435	16	5.893	39	25	29	13	23	18	22	8.378	24	7.473	12	-5.12	-2.487	1.293	5.259	7.698	4.897	9.018	-1.553	6.372
Percentage of ProfitLoss	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0
Percentage of Revenues	23.7	24.8	27.4	12.5	13.1	9.0	18.9	12.9	18.2	18.6	24.8	15.4	18.0	23.5	-0.3	14.6	6.9	24.1	13.3	12.1	9.5	2.9	7.3	1.7	6.0	2.4	12.0	10.9	13.4	8.8	10.5	9.5	10.5	5.4	11.5	4.8	6.9	-4.8	-2.2	0.8	3.6	6.9	4.7	7.0	-2.2	0.0

us-gaap:ProfitLoss us-gaap:StatementEquityComponents

us-gaap:NoncontrollingInterest

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2013-03-31	2012-12-31	2012-09-30	2012-06-30	2012-03-31	2011-12-31	2011-09-30	2010-12-31	2010-09-30
Value	23	21	35	8.51	10	7.705	20	9.226	15	10	28	9.838	12	14	18	14	7.693	13	16	12	9.506	2.36	9.374	-1.762	5.622	1.593	11	0.875	5.421	2.824	6.474	4.292	5.585	2.409	5.963	2.172	4.207	-1.752	-2.682	-0.466	1.084	5.488
Percentage of ProfitLoss	14.4	12.8	13.7	16.6	16.1	19.8	16.3	17.6	16.0	14.0	15.0	16.6	15.6	12.9	-1287.6	23.6	29.7	14.7	27.6	26.6	28.3	30.7	31.3	-32.4	34.3	27.0	29.1	3.5	18.3	21.1	27.7	23.5	25.4	28.8	23.9	29.1	34.7	34.2	107.8	-36.0	22.1	60.9
Percentage of Revenues	3.4	3.2	3.8	2.1	2.1	1.8	3.1	2.3	2.9	2.6	3.7	2.6	2.8	3.0	3.3	3.4	2.0	3.5	3.7	3.2	2.7	0.9	2.3	-0.6	2.1	0.7	3.5	0.4	2.4	1.9	2.9	2.2	2.7	1.6	2.7	1.4	2.4	-1.6	-2.3	-0.3	1.0	4.2
Percentage of Revenues us-gaap:NoncontrollingInterest	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0

us-gaap:RetainedEarnings

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2013-03-31	2012-12-31	2012-09-30	2012-06-30	2012-03-31	2011-12-31	2011-09-30	2010-12-31	2010-09-30
Value	140	144	220	42	56	31	105	43	81	67	163	49	68	95	-19.412	45	18	80	43	34	24	5.318	20	7.197	10	4.3	27	24	24	10	16	13	16	5.969	19	5.301	7.934	-3.368	-0.656	1.759	3.287	3.53
Percentage of ProfitLoss	85.6	87.2	86.3	83.4	83.9	80.2	83.7	82.4	84.0	86.0	85.0	83.4	84.4	87.1	1387.6	76.4	70.3	85.3	72.4	73.4	71.7	69.3	68.7	132.4	65.7	73.0	70.9	96.5	81.7	78.9	72.3	76.5	74.6	71.2	76.1	70.9	65.3	65.8	26.4	136.0	67.1	39.1
Percentage of Revenues	20.3	21.6	23.6	10.5	11.0	7.2	15.8	10.6	15.3	16.0	21.1	12.8	15.2	20.4	-3.6	11.1	4.8	20.6	9.6	8.9	6.8	2.0	5.0	2.3	3.9	1.8	8.5	10.5	10.9	6.9	7.6	7.3	7.8	3.9	8.7	3.4	4.5	-3.2	-0.6	1.0	3.1	2.7
Percentage of Revenues us-gaap:RetainedEarnings	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0

Share Based Compensation

us-gaap:ShareBasedCompensation

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31
Value	107	94	96	94	99	77	81	86	95	96	84	67	73	67	67	63	70	28	80	53	57	66
Percentage of ShareBasedCompensation	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

Net Cash Provided By Used In Investing Activities

us-gaap:NetCashProvidedByUsedInInvestingActivities

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2013-03-31	2012-12-31	2012-09-30	2012-06-30	2012-03-31	2011-12-31	2011-09-30	2011-06-30	2011-03-31	2010-12-31	2010-09-30
Value	-178.197	190	-965.115	-2.372	158	324	-19.482	-422.256	-12.126	80	-23.678	-62.518	-154.523	28	17	-64.236	-6.473	-1.478	-6.94	-8.944	-26.94	-5.68	-7.462	-18.494	-5.596	5.435	30	-0.466	-5.828	0.954	-3.388	-4.993	-2.266	1.783	-3.318	2.137	-2.805	28	-72.213	-24.758	-2.265	21	-36.054	-1.15
Percentage of NetCashProvidedByUsedInInvestingActivities	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0
Percentage of Revenues	-25.7	28.5	-103.5	-0.6	31.0	75.0	-2.9	-103.5	-2.3	19.2	-3.1	-16.2	-34.1	6.0	3.2	-15.6	-1.7	-0.4	-1.5	-2.3	-7.6	-2.2	-1.8	-5.9	-2.1	2.2	9.3	-0.2	-2.6	0.6	-1.5	-2.6	-1.1	1.2	-1.5	1.4	-1.6	27.1	-63.1	-14.7	-1.5	19.5	-34.5	-0.9

Payments To Acquire Productive Assets

us-gaap:PaymentsToAcquireProductiveAssets

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2013-03-31	2012-12-31	2012-09-30	2012-06-30	2012-03-31	2011-12-31	2011-09-30	2011-06-30	2011-03-31	2010-12-31	2010-09-30
Value	8.66	7.714	11	11	17	12	24	19	10	15	21	4.703	3.027	4.151	6.158	8.338	10	6.417	9.928	3.779	2.467	2.265	3.334	5.16	5.738	1.957	3.298	4.252	4.47	1.501	2.499	0.448	1.069	0.471	2.067	2.366	2.563	6.945	6.074	1.002	0.962	0.624	5.668	2.226
Percentage of PaymentsToAcquireProductiveAssets	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

Net Cash Provided By Used In Financing Activities

us-gaap:NetCashProvidedByUsedInFinancingActivities

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2013-03-31	2012-12-31	2012-09-30	2012-06-30	2012-03-31	2011-12-31	2011-09-30	2011-06-30	2011-03-31	2010-12-31	2010-09-30
Value	-236.72	-280.497	-59.436	-33.947	-28.577	-185.833	-71.395	128	-224.388	-123.148	-146.512	-57.47	-56.977	-191.968	-41.55	-82.208	-171.442	-124.03	-43.259	-23.513	-133.814	-31.901	-32.44	-43.914	-96.661	-50.788	-38.613	-51.74	-30.746	-58.496	-22.42	-23.184	-65.583	-38.609	-13.249	-36.955	-37.344	-22.464	-25.404	-35.465	57	-22.116	-9.713	-18.829
Percentage of NetCashProvidedByUsedInFinancingActivities	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0
Percentage of Revenues	-34.2	-42.1	-6.4	-8.3	-5.6	-42.9	-10.7	31.6	-41.9	-29.4	-18.9	-14.9	-12.6	-41.0	-7.6	-20.0	-45.7	-31.6	-9.6	-6.0	-37.7	-12.2	-7.9	-14.0	-35.4	-20.9	-11.8	-22.4	-13.9	-38.4	-10.1	-12.1	-31.1	-25.0	-6.1	-23.5	-21.2	-21.1	-22.2	-21.0	39.2	-19.7	-9.3	-14.5

Payments Of Dividends Common Stock

us-gaap:PaymentsOfDividendsCommonStock

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2013-03-31	2012-12-31	2012-09-30	2012-06-30	2012-03-31	2011-12-31	2011-09-30	2011-06-30	2011-03-31	2010-12-31	2010-09-30
Value	27	37	25	23	23	33	22	23	23	27	19	20	20	16	15	11	13	16	13	13	12	12	12	11	10	11	10	10	9.033	8.845	8.876	7.093	7.006	7.115	6.593	6.025	5.797	5.881	5.755	5.36	4.116	4.115	3.91	2.783
Percentage of PaymentsOfDividendsCommonStock	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

Dividends

us-gaap:Dividends

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2013-03-31	2012-12-31	2012-09-30	2012-06-30	2012-03-31	2011-12-31	2011-09-30	2011-06-30	2011-03-31	2010-12-31	2010-09-30
Value	31	28	28	26	26	27	26	26	27	23	23	23	23	19	18	13	15	18	13	13	12	12	12	11	10	11	10	10	9.033	8.845	8.876	7.093	7.006	7.115	6.593	6.025	5.797	5.881	32	-21.822	4.116	4.115	20	-14.113
Percentage of Dividends	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

us-gaap:Dividends us-gaap:StatementEquityComponents

us-gaap:RetainedEarnings

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2013-03-31	2012-12-31	2012-09-30	2012-06-30	2012-03-31	2011-12-31	2011-09-30	2011-06-30	2011-03-31	2010-12-31	2010-09-30
Value	31	28	28	26	26	27	26	26	27	23	23	23	23	19	18	13	15	18	15	15	13	14	14	12	12	13	12	11	10	10	10	8.461	8.517	8.645	7.964	7.234	6.986	7.081	37	-24.709	4.599	4.653	23	-15.746
Percentage of Dividends	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	114.8	114.4	116.0	115.7	113.8	113.5	115.1	114.0	114.4	113.8	117.0	117.6	117.8	119.3	121.6	121.5	120.8	120.1	120.5	120.4	114.2	113.2	111.7	113.1	111.1	111.6

Effective Income Tax Rate Continuing Operations

us-gaap:EffectiveIncomeTaxRateContinuingOperations

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2013-03-31	2012-12-31	2012-09-30	2012-06-30	2012-03-31
Value	22.1	16.1	-0.8	23.5	0.245	0.26	0.002	0.28	0.25	0.09	0.037	0.23	0.24	0.04	0.311	0.32	0.46	0.16	-0.025	0.45	0.48	0.56	0.052	0.58	0.51	0.51	0.03	0.38	0.34	0.36	0.04	0.38	0.44	0.47	-0.021	0.49	0.45	0.48
Percentage of EffectiveIncomeTaxRateContinuingOperations	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Grants In Period

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod us-gaap:AwardType, us-gaap:PlanName

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod

us-gaap:RestrictedStockUnitsRSU, evr:AmendedTwoThousandSixteenStockIncentivePlanMember

Period End	2021-06-30	2021-03-31
Value	45000.0	1983000.0
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod	100.0	100.0

us-gaap:RestrictedStockUnitsRSU, evr:TwoThousandSixteenStockIncentivePlan

Period End	2020-12-31	2017-06-30	2017-03-31
Value	0	103000.0	2477000.0
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod	0.0	0.0	0.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod us-gaap:AwardType, us-gaap:PlanName, us-gaap:SubsequentEventType

us-gaap:RestrictedStockUnitsRSU, evr:AmendedTwoThousandSixteenStockIncentivePlanMember, us-gaap:SubsequentEvent

Period End	2021-03-31
Value	2000000.0
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod	100.9

Deferred Tax Assets Net

us-gaap:DeferredTaxAssetsNet

Period End	2020-12-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2015-12-31
Value	257	268	275	272	252	241	227	227	219	198	309	314	310	305	298
Percentage of DeferredTaxAssetsNet	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

Unrecognized Tax Benefits

us-gaap:UnrecognizedTaxBenefits

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2019-12-31	2018-12-31	2017-12-31	2016-12-31	2015-12-31	2014-12-31	2013-12-31	2012-12-31	2011-12-31	2010-12-31	2009-12-31	2008-12-31
Value	376000.0	376000.0	376000.0	376000.0	494000.0	0	0	0	0	0	624000.0	98000.0	1109000.0	2012000.0	2728000.0	1717000.0
Percentage of UnrecognizedTaxBenefits	100.0	100.0	100.0	100.0	100.0	0.0	0.0	0.0	0.0	0.0	100.0	100.0	100.0	100.0	100.0	100.0

Deferred Tax Assets Valuation Allowance

us-gaap:DeferredTaxAssetsValuationAllowance

Period End	2020-12-31	2019-12-31	2018-12-31	2017-12-31	2016-12-31	2015-12-31
Value	19	9.573	8.221	6.406	1.51	1.51
Percentage of DeferredTaxAssetsValuationAllowance	100.0	100.0	100.0	100.0	100.0	100.0

us-gaap:DeferredTaxAssetsValuationAllowance us-gaap:StatementGeographical

country:MX

Period End	2020-12-31
Value	9.494
Percentage of DeferredTaxAssetsValuationAllowance	49.8

evr:AcceleratedDepreciationForLeaseholdImprovements us-gaap:IncomeStatementLocation

evr:AcceleratedDepreciationForLeaseholdImprovements

evr:SpecialCharges

Period End	2020-12-31	2020-09-30	2020-06-30	2020-03-31
Value	1264000.0	127000.0	380000.0	1549000.0
Percentage of AcceleratedDepreciationForLeaseholdImprovements	100.0	100.0	100.0	100.0

evr:AccruedDividends

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31
Value	3.685	3.411	3.468	3.348	3.387	3.531	3.739	3.778	3.789	3.336
Percentage of AccruedDividends	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

evr:AdjustmentToDilutedNetIncomeAttributableToClassACommonShareholdersIfLPUnitsWereDilutive us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecurities, us-gaap:CapitalUnitsByClass

evr:AdjustmentToDilutedNetIncomeAttributableToClassACommonShareholdersIfLPUnitsWereDilutive

evr:LPUnits, evr:ClassAandELPUnits

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30
Value	17	17	26	6.56	7.481	4.949	13	6.804	11	8.17	19	6.423	9.114	11	7.44	6.628	2.728	11	6.961	5.972
Percentage of AdjustmentToDilutedNetIncomeAttributableToClassACommonShareholdersIfLPUnitsWereDilutive	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

evr:AmortizationAndVestingOfPartnershipUnits us-gaap:StatementEquityComponents

evr:AmortizationAndVestingOfPartnershipUnits

us-gaap:NoncontrollingInterest

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2013-03-31	2012-12-31	2012-09-30	2012-06-30	2012-03-31	2011-12-31
Value	3.011	3.096	4.692	4.231	2.384	3.311	8.781	6.993	6.61	5.506	4.935	4.928	4.875	5.122	7.628	10	18	-21.372	15	13	20	31	17	21	18	25	3.388	0.205	0.0	0.0	4.82	4.82	4.813	5.912	5.678	5.465	5.069	5.485	5.249
Percentage of AmortizationAndVestingOfPartnershipUnits	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	0.0	0.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

evr:AmortizationOfCertainIntangibleAssets us-gaap:StatementBusinessSegments

evr:AmortizationOfCertainIntangibleAssets

evr:InvestmentBanking

Period End	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2012-12-31	2012-09-30	2012-06-30	2012-03-31	2011-12-31	2011-09-30	2011-06-30
Value	0.0	0.169	0.507	0.507	1.057	2.157	2.157	2.157	2.157	2.157	2.157	2.157	2.235	2.392	2.392	2.392	2.392	2.538	2.818	3.163	3.163	4.816	2.89	2.926	2.112	0.382	0.0	0.0	0.0	0.0	0.0	0.324	0.389	0.389	2.246	3.873	2.034	0.469
Percentage of AmortizationOfCertainIntangibleAssets	0.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	0.0	0.0	0.0	0.0	0.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

evr:AmortizationOfLimitedPartnersUnitsAndCertainOtherAwards us-gaap:StatementBusinessSegments

evr:AmortizationOfLimitedPartnersUnitsAndCertainOtherAwards

evr:InvestmentBanking

Period End	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2013-03-31	2012-12-31	2012-09-30	2012-06-30	2012-03-31	2011-12-31	2011-09-30	2011-06-30	2011-03-31
Value	0.0	0.0	0.0	1.067	5.837	4.551	3.723	4.072	3.771	3.764	3.723	3.983	6.464	9.249	17	-21.371	14	13	20	31	17	21	18	25	3.399	0.0	0.0	0.0	4.304	4.304	4.3	4.909	5.024	4.866	4.495	4.216	5.725	4.58	5.136	5.887
Percentage of AmortizationOfLimitedPartnersUnitsAndCertainOtherAwards	0.0	0.0	0.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	0.0	0.0	0.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

evr:AmountOfDilutivePartnershipUnits us-gaap:StatementClassOfStock

evr:AmountOfDilutivePartnershipUnits

us-gaap:CommonClassA

Period End	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30
Value	-24000.0	-48000.0	0	288000.0	-38000.0	648000.0	648000.0	973000.0	-27000.0	1297000.0	1297000.0	1621000.0	369000.0	1420000.0	0	0	0	0
Percentage of AmountOfDilutivePartnershipUnits	100.0	100.0	0.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	0.0	0.0	0.0	0.0

evr:CashPaidForContingentConsideration

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2017-12-31	2017-09-30	2016-12-31	2016-09-30	2015-12-31	2015-09-30	2014-12-31	2013-12-31	2013-09-30	2012-12-31	2012-09-30	2011-12-31	2011-09-30
Value	0.0	0.27	0.0	0.0	0.0	0.081	0.0	0.0	0.0	2.008	0.0	0.0	0.0	0.0	0.0	0.0	0.0	3.396	0.0	0.0	2.0	8.346	2.256
Percentage of CashPaidForContingentConsideration	0.0	100.0	0.0	0.0	0.0	100.0	0.0	0.0	0.0	100.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	100.0	0.0	0.0	100.0	100.0	100.0

evr:ContractWithCustomerLiabilityRevenueRecognizedThatWasInitiallyRecordedAsDeferredRevenue

Period End	2021-06-30	2021-03-31	2020-06-30	2020-03-31
Value	5.609	2.467	3.862	2.029
Percentage of ContractWithCustomerLiabilityRevenueRecognizedThatWasInitiallyRecordedAsDeferredRevenue	100.0	100.0	100.0	100.0

evr:ContractwithCustomerContractAssetCurrentNetIncreaseDecrease

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31
Value	26	-1.527	10	12	-24.922	0.166	30	-74.5	75	-2.833	-44.127	46	0.0	0.0
Percentage of ContractwithCustomerContractAssetCurrentNetIncreaseDecrease	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	0.0	0.0

evr:ContractwithCustomerContractAssetNonCurrentNetIncreaseDecrease

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31
Value	2491000.0	-1111000.0	2867000.0	-3464000.0	-3584000.0	6960000.0	176000.0	-4953000.0	4667000.0	2073000.0	-3328000.0	3869000.0	0	0
Percentage of ContractwithCustomerContractAssetNonCurrentNetIncreaseDecrease	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	0.0	0.0

evr:ContractwithCustomerLiabilityCurrentNetIncreaseDecrease

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31
Value	-1511000.0	3791000.0	-2903000.0	231000.0	6422000.0	3131000.0	-2436000.0	-137000.0	-1278000.0	2327000.0	-6142000.0	3777000.0	1121000.0	2113000.0
Percentage of ContractwithCustomerLiabilityCurrentNetIncreaseDecrease	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

evr:ContractwithCustomerLiabilityNoncurrentNetIncreaseDecrease

Period End	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31
Value	-234000.0	0	-234000.0	0	0	-304000.0	-812000.0	0	0	0	0	-103000.0
Percentage of ContractwithCustomerLiabilityNoncurrentNetIncreaseDecrease	100.0	0.0	100.0	0.0	0.0	100.0	100.0	0.0	0.0	0.0	0.0	100.0

evr:ContractwithCustomerReceivableCurrentNetIncreaseDecrease

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31
Value	-27.887	-11.916	85	-27.851	62	-48.91	-9.317	-11.206	-40.123	47	76	-41.741	50	38
Percentage of ContractwithCustomerReceivableCurrentNetIncreaseDecrease	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

evr:ContractwithCustomerReceivableNonCurrentNetIncreaseDecrease

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31
Value	7.445	-2.434	8.001	1.033	2.355	-3.968	-1.022	1.928	1.852	-0.152	7.212	2.118	10	7.011
Percentage of ContractwithCustomerReceivableNonCurrentNetIncreaseDecrease	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

evr:EffectiveIncomeTaxRateReconciliationASU201609BenefitforStockCompensationPercent

Period End	2021-06-30	2021-03-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31
Value	-4.0	8.0	-0.051	-0.009	0.01	-0.013	-0.02	-0.08	0.14	-0.038	-0.02	-0.09	0.19
Percentage of EffectiveIncomeTaxRateReconciliationASU201609BenefitforStockCompensationPercent	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

evr:GrantofKPUnitsFairValueofAward us-gaap:CapitalUnitsByClass

evr:GrantofKPUnitsFairValueofAward

evr:ClassKPUnits

Period End	2021-06-30	2021-03-31	2019-06-30	2017-11-30
Value	34	34	5.771	5.0
Percentage of GrantofKPUnitsFairValueofAward	100.0	100.0	100.0	100.0

evr:IncreaseDecreaseInCommonStock

Period End	2021-06-30	2021-03-31	2020-12-31	2019-12-31	2019-09-30
Value	0	1000.0	1000.0	0	1000.0
Percentage of IncreaseDecreaseInCommonStock	0.0	100.0	100.0	0.0	100.0

evr:IncreaseDecreaseInDeferredTaxAssetsAssociatedWithChangesInForeignCurrencyTranslationAdjustmentGainLossInAccumulatedOtherComprehensiveIncomeLoss

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2013-03-31
Value	-125000.0	-638000.0	-9016000.0	-2119000.0	-632000.0	3995000.0	-2639000.0	1071000.0	1152000.0	-890000.0	366000.0	-1035000.0	2203000.0	-1095000.0	-802000.0	-2615000.0	-489000.0	-140000.0	3041000.0	1757000.0	3366000.0	1183000.0	3831000.0	3441000.0	-991000.0	2211000.0	3392000.0	3190000.0	-1317000.0	-136000.0	-491000.0	-968000.0	860000.0	292000.0
Percentage of IncreaseDecreaseInDeferredTaxAssetsAssociatedWithChangesInForeignCurrencyTranslationAdjustmentGainLossInAccumulatedOtherComprehensiveIncomeLoss	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

evr:IncreaseDecreaseInDeferredTaxAssetsAssociatedWithChangesInUnrealizedGainLossOnMarketableSecuritiesInAccumulatedOtherComprehensiveIncomeLoss

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2013-03-31
Value	-140000.0	-13000.0	-67000.0	7000.0	234000.0	284000.0	-46000.0	14000.0	20000.0	185000.0	-47000.0	3000.0	-36000.0	166000.0	11000.0	-13000.0	-226000.0	21000.0	169000.0	229000.0	298000.0	-8000.0	-75000.0	69000.0	16000.0	445000.0	1012000.0	612000.0	-17000.0	-535000.0	56000.0	49000.0	355000.0	-278000.0
Percentage of IncreaseDecreaseInDeferredTaxAssetsAssociatedWithChangesInUnrealizedGainLossOnMarketableSecuritiesInAccumulatedOtherComprehensiveIncomeLoss	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

evr:IncreaseDecreaseinSecuritiesPurchasedUnderAgreementstoResell

Period End	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31
Value	3.152	3.581	6.497	-12.831	11	-1.509	-5.677	5.887
Percentage of IncreaseDecreaseinSecuritiesPurchasedUnderAgreementstoResell	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

evr:IncreaseInTreasuryStock

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2019-12-31	2019-09-30	2019-06-30
Value	189	234	3.072	0.927	1.546	29	39	107
Percentage of IncreaseInTreasuryStock	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

evr:InterestExpenseOnNotesPayableSubordinatedBorrowingsandLineofCredit us-gaap:StatementBusinessSegments

evr:InterestExpenseOnNotesPayableSubordinatedBorrowingsandLineofCredit

evr:InvestmentBanking

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31
Value	4.306	4.57	4.603	4.218	4.534	4.842	4.563	3.786	2.304	2.264	2.34	2.3	2.3	2.261	2.466	2.488	2.425	2.581	2.632	2.592	2.876	1.478
Percentage of InterestExpenseOnNotesPayableSubordinatedBorrowingsandLineofCredit	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

evr:KPUnitstobeGrantedUponAchievementofBenchmarks us-gaap:CapitalUnitsByClass

evr:KPUnitstobeGrantedUponAchievementofBenchmarks

evr:ClassKPUnits

Period End	2021-06-30	2021-03-31	2017-11-30
Value	460000.0	460000.0	16000.0
Percentage of KPUnitstobeGrantedUponAchievementofBenchmarks	100.0	100.0	100.0

evr:LPUnitsExchangedByEmployees

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2019-12-31	2019-09-30	2019-06-30	2013-12-31	2013-09-30	2013-06-30	2013-03-31	2012-12-31
Value	21000.0	120000.0	92000.0	200.0	15000.0	71000.0	25000.0	20000.0	1297000.0	290000.0	0	1326000.0	983000.0
Percentage of LPUnitsExchangedByEmployees	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	0.0	100.0	100.0

evr:LPUnitsPurchasedOrConvertedIntoClassCommonStockValue

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2015-12-31	2015-09-30
Value	0.522	1.498	0.673	0.003	0.182	8.414	-0.819	0.492	12	5.871	8.267	0.287	1.826	0.0	0.0
Percentage of LPUnitsPurchasedOrConvertedIntoClassCommonStockValue	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	0.0	0.0

evr:LPUnitsPurchasedOrConvertedIntoClassCommonStockValue us-gaap:StatementClassOfStock, us-gaap:StatementEquityComponents

us-gaap:CommonClassA, us-gaap:CommonStock

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30
Value	0.0	0.001	0.001	0.0	0.0	0.008	0.0	0.001	0.0	0.002	0.001	0.0	0.002
Percentage of LPUnitsPurchasedOrConvertedIntoClassCommonStockValue	0.0	0.1	0.1	0.0	0.0	0.1	-0.0	0.2	0.0	0.0	0.0	0.0	0.1

evr:LPUnitsPurchasedOrConvertedIntoClassCommonStockValue us-gaap:StatementEquityComponents

us-gaap:AdditionalPaidInCapital

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30
Value	1.555	7.211	4.593	0.011	0.765	41	2.136	1.501	13	16	12	1.288	9.053
Percentage of LPUnitsPurchasedOrConvertedIntoClassCommonStockValue	297.9	481.4	682.5	366.7	420.3	494.1	-260.8	305.1	106.1	277.5	148.7	448.8	495.8

us-gaap:NoncontrollingInterest

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2013-03-31	2012-12-31	2012-09-30	2012-06-30	2012-03-31	2011-12-31
Value	-1.033	-5.714	-3.921	-0.008	-0.583	-33.171	-2.955	-1.01	-0.754	10	4.028	-1.001	-7.229	34	17	3.033	3.234	23	7.316	2.972	2.056	4.136	4.5	3.719	2.521	1.272	3.938	1.111	1.047	5.59	6.852	1.375	5.893	7.294	2.603	6.079	0.01	1.175	0.278
Percentage of LPUnitsPurchasedOrConvertedIntoClassCommonStockValue	-197.9	-381.4	-582.6	-266.7	-320.3	-394.2	360.8	-205.3	-6.1	177.5	48.7	-348.8	-395.9	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0

evr:MinorityInterestNetIncreaseDecreaseFromStockIssuanceAndDistributionsToNoncontrollingInterestHolders

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2013-03-31	2012-12-31	2012-09-30	2012-06-30	2012-03-31
Value	-16.51	-14.98	-21.653	-9.253	-2.431	-12.741	-9.692	-12.651	-63.926	-17.984	-11.039	-10.155	-6.865	-38.658	-11.307	-10.444	-7.367	-7.761	-12.708	-14.268	-7.859	-15.212	-25.122	-4.124	-5.067	-4.307	-8.045	-11.889	29	-4.654	10	-5.619	-8.172	-5.939	-30.066	-6.035	-5.292	-2.071
Percentage of MinorityInterestNetIncreaseDecreaseFromStockIssuanceAndDistributionsToNoncontrollingInterestHolders	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

evr:MinorityInterestNetIncreaseDecreaseFromStockIssuanceAndDistributionsToNoncontrollingInterestHolders us-gaap:StatementEquityComponents

us-gaap:AdditionalPaidInCapital

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2013-03-31	2012-12-31	2012-09-30	2012-06-30	2012-03-31
Value	0.0	-2.826	0.0	0.0	0.0	-1.565	0.0	0.0	-41.482	0.0	0.0	0.0	-0.231	-25.227	-1.409	0.0	0.0	-7.054	0.0	0.0	0.0	-1.257	-0.048	0.769	0.61	0.0	-1.038	-15.462	3.244	-3.53	13	-1.065	-3.03	0.547	-22.776	-1.87	0.388	0.402
Percentage of MinorityInterestNetIncreaseDecreaseFromStockIssuanceAndDistributionsToNoncontrollingInterestHolders	-0.0	18.9	-0.0	-0.0	-0.0	12.3	-0.0	-0.0	64.9	-0.0	-0.0	-0.0	3.4	65.3	12.5	-0.0	-0.0	90.9	-0.0	-0.0	-0.0	8.3	0.2	-18.6	-12.0	-0.0	12.9	130.1	10.9	75.8	129.3	19.0	37.1	-9.2	75.8	31.0	-7.3	-19.4

us-gaap:NoncontrollingInterest

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2013-03-31	2012-12-31	2012-09-30	2012-06-30	2012-03-31
Value	-16.51	-12.154	-21.653	-9.253	-2.431	-11.176	-9.692	-12.651	-22.444	-17.984	-11.039	-10.155	-6.634	-13.431	-9.898	-10.444	-7.367	-0.707	-12.708	-14.268	-7.859	-13.955	-25.074	-4.893	-5.677	-4.307	-7.007	3.573	22	-1.124	-2.967	-4.554	-5.142	-6.486	-7.29	-4.165	-5.68	-2.473
Percentage of MinorityInterestNetIncreaseDecreaseFromStockIssuanceAndDistributionsToNoncontrollingInterestHolders	100.0	81.1	100.0	100.0	100.0	87.7	100.0	100.0	35.1	100.0	100.0	100.0	96.6	34.7	87.5	100.0	100.0	9.1	100.0	100.0	100.0	91.7	99.8	118.6	112.0	100.0	87.1	-30.1	76.2	24.2	-29.3	81.0	62.9	109.2	24.2	69.0	107.3	119.4

evr:NetRealizedAndUnrealizedGainsLossesOnPrivateEquityFundInvestmentsIncludingPerformanceFees

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2013-03-31	2012-12-31	2012-09-30	2012-06-30
Value	-0.017	0.039	0.258	0.697	-2.255	-0.088	-0.614	-0.049	-0.123	-0.004	-0.202	-0.337	-0.204	0.346	0.07	1.208	-2.532	0.339	1.314	0.171	4.764	1.367	1.827	1.933	1.815	-0.489	2.225	1.671	4.023	-0.061	2.847	2.663	2.073	0.477	-0.021	0.423	-0.301
Percentage of NetRealizedAndUnrealizedGainsLossesOnPrivateEquityFundInvestmentsIncludingPerformanceFees	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

evr:NetRevenuesExcludingOtherRevenueAndInterestExpense

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2013-03-31	2012-12-31	2012-09-30	2012-06-30	2012-03-31
Value	675	659	951	395	497	447	656	397	521	407	777	375	447	463	470	407	371	388	445	385	349	259	408	309	271	239	323	226	219	150	212	188	209	152	215	154	174	104
Percentage of NetRevenuesExcludingOtherRevenueAndInterestExpense	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

evr:NetRevenuesExcludingOtherRevenueAndInterestExpense us-gaap:StatementGeographical

country:US

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31
Value	528	460	725	285	391	365	486	317	386	274
Percentage of NetRevenuesExcludingOtherRevenueAndInterestExpense	78.2	69.8	76.3	72.2	78.8	81.6	74.1	79.7	74.1	67.3

evr:EuropeAndOther

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31
Value	145	198	212	104	100	80	164	77	130	129
Percentage of NetRevenuesExcludingOtherRevenueAndInterestExpense	21.5	30.1	22.3	26.4	20.2	17.9	25.0	19.5	25.0	31.8

srt:LatinAmerica

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31
Value	2.331	0.388	13	5.571	5.087	2.574	5.878	2.971	4.88	3.678
Percentage of NetRevenuesExcludingOtherRevenueAndInterestExpense	0.3	0.1	1.4	1.4	1.0	0.6	0.9	0.7	0.9	0.9

evr:NoncashLeaseExpense

Period End	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31
Value	10	9.219	9.065	6.523	11	2.837	8.479
Percentage of NoncashLeaseExpense	100.0	100.0	100.0	100.0	100.0	100.0	100.0

evr:OperatingExpense

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2013-03-31	2012-12-31	2012-09-30	2012-06-30	2012-03-31	2011-12-31	2011-09-30	2011-06-30	2011-03-31
Value	480	468	593	330	411	352	488	323	397	324	512	298	337	342	342	307	282	294	323	283	264	206	302	238	214	191	245	178	170	125	167	147	159	125	160	126	138	98	95	131	111	88
Percentage of OperatingExpense	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

evr:OperatingExpense us-gaap:StatementBusinessSegments

evr:InvestmentBanking

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2013-03-31	2012-12-31	2012-09-30	2012-06-30
Value	468	456	579	318	399	339	476	311	385	311	501	287	327	331	331	293	269	281	312	268	246	192	283	220	194	171	222	156	148	105	146	126	138	105	139	106	118
Percentage of OperatingExpense	97.4	97.5	97.7	96.3	97.2	96.4	97.5	96.3	97.0	96.2	97.9	96.3	96.8	96.7	96.7	95.4	95.4	95.5	96.6	94.8	93.5	93.1	93.7	92.3	90.7	89.6	90.6	87.5	87.3	84.4	88.0	85.8	86.9	83.5	87.3	84.8	85.5

evr:InvestmentManagement

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2013-03-31	2012-12-31	2012-09-30	2012-06-30
Value	12	11	13	12	11	12	12	12	11	12	10	11	10	11	11	14	13	13	11	14	17	14	19	18	19	19	23	22	21	19	20	20	20	20	20	19	20
Percentage of OperatingExpense	2.6	2.5	2.3	3.7	2.8	3.6	2.5	3.7	3.0	3.8	2.1	3.7	3.2	3.3	3.3	4.6	4.6	4.5	3.4	5.2	6.5	6.9	6.3	7.7	9.3	10.4	9.4	12.5	12.7	15.6	12.0	14.2	13.1	16.5	12.7	15.2	14.5

evr:OperatingLeaseIncentivePaymentsReceived

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31
Value	0.703	3.441	4.465	1.471	7.526	1.27	5.917	2.792	3.864	6.198
Percentage of OperatingLeaseIncentivePaymentsReceived	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

evr:OtherIncomeLossNetOfInterestExpense

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2013-03-31	2012-12-31	2012-09-30	2012-06-30	2012-03-31
Value	12	2.66	-24.398	7.476	10	-20.803	3.35	4.245	9.477	8.243	-5.926	5.855	1.171	0.18	69	-0.469	-0.943	-1.037	-0.46	0.722	1.227	-1.342	-0.599	-0.422	-2.959	-1.736	-1.796	0.206	-1.356	-1.306	5.683	-0.885	-1.746	-1.5	-0.974	-1.255	-1.965	-1.461
Percentage of OtherIncomeLossNetOfInterestExpense	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

evr:OtherIncomeLossNetOfInterestExpense us-gaap:StatementBusinessSegments

evr:InvestmentBanking

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2013-03-31	2012-12-31	2012-09-30	2012-06-30	2012-03-31
Value	11	2.584	-14.141	4.449	11	-21.407	2.591	2.709	7.236	6.487	-6.375	4.108	0.539	-1.428	61	-0.535	-1.122	-1.168	-0.509	0.2	0.983	-0.913	-0.071	0.357	-2.173	-1.058	-0.991	0.85	-0.928	-0.653	4.945	-0.33	-0.849	0.213	-0.612	-0.435	-1.262	-0.71
Percentage of OtherIncomeLossNetOfInterestExpense	92.9	97.1	58.0	59.5	112.5	102.9	77.3	63.8	76.4	78.7	107.6	70.2	46.0	-793.3	88.5	114.1	119.0	112.6	110.7	27.7	80.1	68.0	11.9	-84.6	73.4	60.9	55.2	412.6	68.4	50.0	87.0	37.3	48.6	-14.2	62.8	34.7	64.2	48.6

evr:InvestmentManagement

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2013-03-31	2012-12-31	2012-09-30	2012-06-30	2012-03-31
Value	0.862	0.076	-10.257	3.027	-1.252	0.604	0.759	1.536	2.241	1.756	0.449	1.747	0.632	1.608	8.02	0.066	0.179	0.131	0.049	0.522	0.244	-0.429	-0.528	-0.779	-0.786	-0.678	-0.805	-0.644	-0.428	-0.653	0.738	-0.555	-0.897	-1.713	-0.362	-0.82	-0.703	-0.751
Percentage of OtherIncomeLossNetOfInterestExpense	7.1	2.9	42.0	40.5	-12.5	-2.9	22.7	36.2	23.6	21.3	-7.6	29.8	54.0	893.3	11.5	-14.1	-19.0	-12.6	-10.7	72.3	19.9	32.0	88.1	184.6	26.6	39.1	44.8	-312.6	31.6	50.0	13.0	62.7	51.4	114.2	37.2	65.3	35.8	51.4

evr:PaymentsForRepurchaseOfCommonStockAndPartnershipUnits

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2013-03-31	2012-12-31	2012-09-30	2012-06-30	2012-03-31	2011-12-31	2011-09-30	2011-06-30	2011-03-31	2010-12-31	2010-09-30
Value	191	231	3.073	0.926	2.398	141	29	39	157	107	102	27	29	155	3.312	60	146	93	12	1.999	51	108	7.945	29	35	88	18	42	31	63	2.547	11	58	29	1.824	24	25	15	10	18	98	13	10	77
Percentage of PaymentsForRepurchaseOfCommonStockAndPartnershipUnits	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

evr:PurchaseOfNoncontrollingInterest us-gaap:Ownership

evr:PurchaseOfNoncontrollingInterest

evr:EvercoreWealthManagement

Period End	2021-03-31	2020-03-31	2019-05-31
Value	3.17	1.703	24
Percentage of PurchaseOfNoncontrollingInterest	100.0	100.0	100.0

evr:PurchaseOfNoncontrollingInterest us-gaap:Ownership, us-gaap:BalanceSheetLocation

evr:EvercoreWealthManagement, us-gaap:Cash

Period End	2020-12-31	2020-06-30	2020-03-31	2019-05-31
Value	0.0	0.852	0.852	21
Percentage of PurchaseOfNoncontrollingInterest	0.0	0.0	50.0	89.0

evr:EvercoreWealthManagement, us-gaap:CashAndCashEquivalents

Period End	2021-06-30	2020-06-30
Value	0.851	0.852
Percentage of PurchaseOfNoncontrollingInterest	0.0	0.0

evr:EvercoreWealthManagement, us-gaap:OtherCurrentLiabilities

Period End	2021-03-31	2020-12-31	2020-06-30	2020-03-31
Value	3.17	0.0	0.851	0.851
Percentage of PurchaseOfNoncontrollingInterest	100.0	0.0	0.0	50.0

evr:PurchaseOfNoncontrollingInterestasapercent us-gaap:Ownership

evr:PurchaseOfNoncontrollingInterestasapercent

evr:EvercoreWealthManagement

Period End	2021-03-31	2020-03-31	2019-05-31
Value	1.0	0.01	0.17
Percentage of PurchaseOfNoncontrollingInterestasapercent	100.0	100.0	100.0

evr:RestrictedStockUnitsRelatedtoRestructuring us-gaap:RestructuringCostAndReserve

evr:RestrictedStockUnitsRelatedtoRestructuring

us-gaap:RestrictedStockUnitsRSU

Period End	2021-06-30	2021-03-31	2020-06-30	2020-03-31
Value	26000.0	3000.0	13000.0	91000.0
Percentage of RestrictedStockUnitsRelatedtoRestructuring	100.0	100.0	100.0	100.0

evr:SharebasedCompensationArrangementbySharebasedPaymentAwardEquityInstrumentsOtherthanOptionsGrantDateWeightedAverageFairValueGranted us-gaap:PlanName, us-gaap:SubsequentEventType

evr:SharebasedCompensationArrangementbySharebasedPaymentAwardEquityInstrumentsOtherthanOptionsGrantDateWeightedAverageFairValueGranted

evr:AmendedTwoThousandSixteenStockIncentivePlanMember, us-gaap:SubsequentEvent

Period End	2021-03-31
Value	232
Percentage of SharebasedCompensationArrangementbySharebasedPaymentAwardEquityInstrumentsOtherthanOptionsGrantDateWeightedAverageFairValueGranted	100.0

evr:SpecialCharges

Period End	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2012-12-31	2012-09-30	2012-06-30	2011-12-31	2011-09-30
Value	7.031	7.38	8.558	23	7.054	1.029	1.029	1.029	1.148	1.967	0.0	1.897	3.93	0.0	21	0.0	8.1	0.0	0.0	0.0	7.645	28	-0.139	5.638	1.161	3.732	0.0	0.0	0.17	0.0	0.0	0.0	0.0	0.662	0.293	3.601
Percentage of SpecialCharges	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	0.0	100.0	100.0	0.0	100.0	0.0	100.0	0.0	0.0	0.0	100.0	100.0	100.0	100.0	100.0	100.0	0.0	0.0	100.0	0.0	0.0	0.0	0.0	100.0	100.0	100.0

evr:SpecialCharges us-gaap:StatementBusinessSegments

evr:InvestmentBanking

Period End	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2012-12-31	2012-09-30	2012-06-30	2011-12-31	2011-09-30
Value	7.018	7.38	8.558	23	4.115	1.029	1.029	1.029	1.148	1.967	0.0	1.897	0.0	0.0	14	0.0	0.0	0.0	0.0	0.0	0.0	0.0	-0.139	2.29	1.161	3.732	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.662	1.268	2.626
Percentage of SpecialCharges	99.8	100.0	100.0	99.9	58.3	100.0	100.0	100.0	100.0	100.0	0.0	100.0	0.0	0.0	67.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	100.0	40.6	100.0	100.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	100.0	432.8	72.9

evr:InvestmentManagement

Period End	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2017-12-31	2017-09-30	2017-06-30	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31
Value	0.013	0.0	0.0	0.032	0.0	0.0	0.0	0.0	0.0	3.93	0.0	7.107	8.1	0.0	0.0	0.0	7.645	28	0.0	3.348	0.0	0.0	0.0	0.0
Percentage of SpecialCharges	0.2	0.0	0.0	0.1	0.0	0.0	0.0	0.0	0.0	100.0	0.0	33.0	100.0	0.0	0.0	0.0	100.0	100.0	-0.0	59.4	0.0	0.0	0.0	0.0

evr:TreasuryStockAcquiredMarketValuePerShare evr:NetSettlementofShareBasedAwards, us-gaap:Range

evr:TreasuryStockAcquiredMarketValuePerShare

evr:NetSettlementofShareBasedAwards, srt:Maximum

Period End	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31
Value	23.07	65.34	77.21	81.31	0	89.82	96.22	93.53
Percentage of TreasuryStockAcquiredMarketValuePerShare	100.0	100.0	100.0	100.0	0.0	100.0	100.0	100.0

evr:NetSettlementofShareBasedAwards, srt:Minimum

Period End	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31
Value	0	54.81	38.23	45.86	0	76.49	77.84	71.11
Percentage of TreasuryStockAcquiredMarketValuePerShare	0.0	83.9	49.5	56.4	0.0	85.2	80.9	76.0

evr:TreasuryStockAcquiredMarketValuePerShare us-gaap:Range, us-gaap:ShareRepurchaseProgram

srt:Maximum, evr:ShareRepurchaseProgram

Period End	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31
Value	0	0	0	81.96	0	79.99	92.33	76.12
Percentage of TreasuryStockAcquiredMarketValuePerShare	0.0	0.0	0.0	100.8	0.0	89.1	96.0	81.4

srt:Minimum, evr:ShareRepurchaseProgram

Period End	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31
Value	0	0	-11.32	69.6	0	75.91	77.86	73.18
Percentage of TreasuryStockAcquiredMarketValuePerShare	0.0	0.0	-14.7	85.6	0.0	84.5	80.9	78.2

evr:UnrecognizedTaxBenefitsFromLapseinStatuteofLimitationsThatImpactedEffectiveTaxRate

Period End	2020-09-30
Value	96000.0
Percentage of UnrecognizedTaxBenefitsFromLapseinStatuteofLimitationsThatImpactedEffectiveTaxRate	100.0

evr:ValueOfLiabilitiesDeconsolidated us-gaap:BalanceSheetLocation, us-gaap:DisposalGroupClassification, us-gaap:IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperations

evr:ValueOfLiabilitiesDeconsolidated

us-gaap:SecuritiesSoldUnderAgreementsToRepurchase, us-gaap:DisposalGroupDisposedOfBySaleNotDiscontinuedOperations, evr:ECBBusiness

Period End	2020-12-16
Value	24
Percentage of ValueOfLiabilitiesDeconsolidated	100.0

evr:ValueOfLiabilitiesDeconsolidated us-gaap:DisposalGroupClassification, us-gaap:IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperations

us-gaap:DisposalGroupDisposedOfBySaleNotDiscontinuedOperations, evr:ECBBusiness

Period End	2020-12-16
Value	26
Percentage of ValueOfLiabilitiesDeconsolidated	107.1

evr:ValueofAssetsDeconsolidated us-gaap:BalanceSheetLocation, us-gaap:DisposalGroupClassification, us-gaap:IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperations

evr:ValueofAssetsDeconsolidated

evr:CashAndCashEquivalentsAndRestrictedCash, us-gaap:DisposalGroupDisposedOfBySaleNotDiscontinuedOperations, evr:ECBBusiness

Period End	2020-12-16
Value	2.785
Percentage of ValueofAssetsDeconsolidated	100.0

evr:FinancialInstrumentsOwnedAndPledgedAsCollateralAtFairValue, us-gaap:DisposalGroupDisposedOfBySaleNotDiscontinuedOperations, evr:ECBBusiness

Period End	2020-12-16
Value	24
Percentage of ValueofAssetsDeconsolidated	888.4

evr:InvestmentSecurities, us-gaap:DisposalGroupDisposedOfBySaleNotDiscontinuedOperations, evr:ECBBusiness

Period End	2020-12-16
Value	3.317
Percentage of ValueofAssetsDeconsolidated	119.1

evr:ValueofAssetsDeconsolidated us-gaap:DisposalGroupClassification, us-gaap:IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperations

us-gaap:DisposalGroupDisposedOfBySaleNotDiscontinuedOperations, evr:ECBBusiness

Period End	2020-12-16
Value	32
Percentage of ValueofAssetsDeconsolidated	1166.5

us-gaap:DisposalGroupDisposedOfBySaleNotDiscontinuedOperations, evr:ECBTrustBusiness

Period End	2020-07-02
Value	0.475
Percentage of ValueofAssetsDeconsolidated	0.0

us-gaap:AdjustmentsToAdditionalPaidInCapitalOther

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2015-12-31	2015-09-30	2014-12-31	2014-09-30	2013-12-31	2013-09-30
Value	1.033	5.713	3.912	0.008	0.583	33	2.951	1.01	0.754	10	4.028	1.001	7.227	34	16	3.229	0.923	23	4.516	4.2	4.187	1.599	9.637	2.522
Percentage of AdjustmentsToAdditionalPaidInCapitalOther	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

us-gaap:AdjustmentsToAdditionalPaidInCapitalOther us-gaap:Ownership

evr:EvercoreWealthManagement

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30
Value	0.0	-2.826	0.0	0.0	-3.13	1.565	0.0	0.0
Percentage of AdjustmentsToAdditionalPaidInCapitalOther	0.0	-49.5	0.0	0.0	-536.9	4.7	0.0	0.0

us-gaap:AllowanceForDoubtfulAccountsReceivablePeriodIncreaseDecrease

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31
Value	154000.0	-1617000.0	-6451000.0	-849000.0	-627000.0	-2770000.0	-1944000.0	-6235000.0	-589000.0	161000.0
Percentage of AllowanceForDoubtfulAccountsReceivablePeriodIncreaseDecrease	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

us-gaap:BusinessCombinationAcquisitionRelatedCosts

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2013-03-31	2012-12-31	2012-09-30	2012-06-30	2012-03-31	2011-12-31	2011-09-30	2011-06-30	2011-03-31	2010-12-31	2010-09-30	2010-06-30
Value	0	7000.0	2000.0	454000.0	98000.0	8000.0	525000.0	380000.0	0	108000.0	0	0	0	21000.0	697000.0	599000.0	377000.0	0	89000.0	339000.0	-329000.0	0	2951000.0	538000.0	917000.0	484000.0	590000.0	4122000.0	1016000.0	100000.0	0	0	0	58000.0	692000.0	0	75000.0	73000.0	1153000.0	1178000.0	601000.0	533000.0	278000.0	385000.0	1280000.0
Percentage of BusinessCombinationAcquisitionRelatedCosts	0.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	0.0	100.0	0.0	0.0	0.0	100.0	100.0	100.0	100.0	0.0	100.0	100.0	100.0	0.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	0.0	0.0	0.0	100.0	100.0	0.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

us-gaap:BusinessCombinationAcquisitionRelatedCosts us-gaap:StatementBusinessSegments

evr:InvestmentBanking

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2017-12-31	2017-09-30	2017-06-30	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30
Value	0	7000.0	2000.0	154000.0	98000.0	8000.0	525000.0	180000.0	0	0	0	0	448000.0	107000.0	0	0	41000.0	-733000.0	0	2951000.0	538000.0	906000.0	484000.0	590000.0	4122000.0	0	0	0	0
Percentage of BusinessCombinationAcquisitionRelatedCosts	0.0	100.0	100.0	33.9	100.0	100.0	100.0	47.4	0.0	0.0	0.0	0.0	64.3	17.9	0.0	0.0	12.1	222.8	0.0	100.0	100.0	98.8	100.0	100.0	100.0	0.0	0.0	0.0	0.0

evr:InvestmentManagement

Period End	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2015-12-31	2015-09-30	2015-06-30	2014-12-31	2014-09-30	2014-06-30
Value	0	300000.0	0	0	0	200000.0	0	108000.0	0	0	0	21000.0	249000.0	492000.0	377000.0	0	89000.0	298000.0	404000.0	0	0	11000.0	0	0	0
Percentage of BusinessCombinationAcquisitionRelatedCosts	0.0	66.1	0.0	0.0	0.0	52.6	0.0	100.0	0.0	0.0	0.0	100.0	35.7	82.1	100.0	0.0	100.0	87.9	-122.8	0.0	0.0	1.2	0.0	0.0	0.0

us-gaap:CommonStockDividendsPerShareDeclared us-gaap:SubsequentEventType

us-gaap:CommonStockDividendsPerShareDeclared

us-gaap:SubsequentEvent

Period End	2020-07-21	2020-04-21	2020-01-28	2019-10-22	2019-07-23	2019-04-23	2019-01-29	2018-10-22	2018-07-23	2018-04-24	2018-01-29	2017-10-23	2017-07-26	2017-04-24	2017-01-30	2016-10-24	2016-07-26	2016-04-25	2016-02-01	2015-10-26	2015-07-20	2015-04-20	2015-02-02	2014-10-20	2014-07-21	2014-04-21	2014-01-27	2013-10-23	2013-07-23	2013-04-22	2012-10-31
Value	0.58	0.58	0.58	0.58	0.58	0.58	0.5	0.5	0.5	0.5	0.4	0.4	0.34	0.34	0.34	0.34	0.31	0.31	0.31	0.31	0.28	0.28	0.28	0.28	0.25	0.25	0.25	0.25	0.22	0.22	0.22
Percentage of CommonStockDividendsPerShareDeclared	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

us-gaap:CommunicationsAndInformationTechnology

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2013-03-31	2012-12-31	2012-09-30	2012-06-30	2012-03-31	2011-12-31	2011-09-30	2011-06-30	2011-03-31	2010-12-31	2010-09-30	2010-06-30
Value	14	14	13	13	14	12	12	12	11	11	9.685	10	10	10	10	10	9.941	10	10	10	9.786	10	8.777	9.295	9.738	8.562	7.549	3.974	3.922	3.373	3.548	3.043	3.424	3.42	2.714	2.915	3.028	2.788	2.443	1.678	2.034	2.044	1.418	1.455	1.762
Percentage of CommunicationsAndInformationTechnology	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

us-gaap:ContractWithCustomerLiabilityRevenueRecognized

Period End	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31
Value	5.652	3.862	2.029	4.245	3.377	5.027	2.466	7.484	3.74	2.402	2.842
Percentage of ContractWithCustomerLiabilityRevenueRecognized	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

us-gaap:DebtIssuanceCostsIncurredDuringNoncashOrPartialNoncashTransaction

Period End	2021-03-31	2017-03-31	2016-03-31	2015-03-31
Value	355000.0	0	1981000.0	0
Percentage of DebtIssuanceCostsIncurredDuringNoncashOrPartialNoncashTransaction	100.0	0.0	100.0	0.0

us-gaap:DebtSecuritiesGainLoss us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName, us-gaap:IncomeStatementLocation

us-gaap:DebtSecuritiesGainLoss

evr:G5, us-gaap:OtherIncome

Period End	2021-06-30
Value	4374000.0
Percentage of DebtSecuritiesGainLoss	100.0

us-gaap:DeferredCompensationArrangementWithIndividualCompensationExpense

Period End	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2012-09-30	2012-06-30	2012-03-31	2011-09-30	2011-06-30	2011-03-31
Value	30	39	25	19	20	25	27	17	13	15	12	6.258	8.599	5.423	4.398	4.105	4.281	1.053	1.281	0.984	0.475	0.583	0.252
Percentage of DeferredCompensationArrangementWithIndividualCompensationExpense	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

us-gaap:DeferredCompensationArrangementWithIndividualCompensationExpense us-gaap:AwardType

evr:DeferredCashCompensationProgram

Period End	2021-06-30	2021-03-31	2020-06-30	2020-03-31	2017-06-30	2016-06-30
Value	34	30	35	22	4.221	4.557
Percentage of DeferredCompensationArrangementWithIndividualCompensationExpense	0.0	0.0	90.3	86.9	77.8	0.0

evr:EmployeeLoans

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2013-03-31
Value	6.296	4.149	3.895	8.101	3.98	4.434	4.445	6.631	5.741	3.605	4.161	5.701	4.787	3.322	6.919	5.021	4.857	4.172	4.848	4.246	5.699	4.832	2.13	3.483	4.371	4.58	4.158	4.043	3.003	2.647	2.991	1.558	1.672	1.667
Percentage of DeferredCompensationArrangementWithIndividualCompensationExpense	0.0	0.0	0.0	26.9	10.1	17.3	22.5	32.1	22.6	13.2	24.3	43.4	30.4	26.4	110.6	58.4	89.6	94.9	118.1	99.2	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0

evr:OtherDeferredCash

Period End	2021-06-30	2021-03-31	2020-06-30	2020-03-31
Value	2.18	3.341	3.808	3.345
Percentage of DeferredCompensationArrangementWithIndividualCompensationExpense	0.0	0.0	9.7	13.1

us-gaap:DeferredCompensationArrangementWithIndividualCompensationExpense us-gaap:PlanName

evr:LongTermIncentivePlan

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31
Value	8.209	4.893	16	9.16	2.989	-6.81	7.003	8.302	8.216	8.41	21	7.007	6.948	7.127	12	6.721	6.7	5.858	21	6.117	3.739	3.739	1.602	1.547	1.53	1.513
Percentage of DeferredCompensationArrangementWithIndividualCompensationExpense	0.0	0.0	0.0	30.4	7.6	-26.6	35.5	40.1	32.4	30.7	126.7	53.3	44.1	56.6	202.0	78.2	123.5	133.2	527.7	142.9	0.0	0.0	0.0	0.0	0.0	0.0

us-gaap:DeferredCompensationArrangementWithIndividualDistributionPaid us-gaap:PlanName

us-gaap:DeferredCompensationArrangementWithIndividualDistributionPaid

evr:LongTermIncentivePlan

Period End	2021-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31
Value	48	0.0	0.0	0.0	19	0.0	0.0	0.0	4.532	14	0.0	0.0	19
Percentage of DeferredCompensationArrangementWithIndividualDistributionPaid	100.0	0.0	0.0	0.0	100.0	0.0	0.0	0.0	100.0	100.0	0.0	0.0	100.0

us-gaap:DepreciationAmortizationAndAccretionNet

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2013-03-31	2012-12-31	2012-09-30	2012-06-30	2012-03-31	2011-12-31	2011-09-30	2011-06-30	2011-03-31	2010-12-31	2010-09-30
Value	7.378	6.751	7.562	6.451	7.463	8.526	-13.444	20	11	16	7.942	7.909	6.811	6.712	7.579	6.484	6.109	5.86	6.19	5.966	6.685	6.382	6.815	8.975	6.849	6.997	6.057	4.377	4.034	4.305	4.462	4.111	4.12	4.006	4.582	4.321	4.105	5.776	7.272	6.291	3.464	3.374	3.778	3.747
Percentage of DepreciationAmortizationAndAccretionNet	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

us-gaap:DepreciationAndAmortization

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2013-03-31	2012-12-31	2012-09-30	2012-06-30	2012-03-31	2011-12-31	2011-09-30	2011-06-30	2011-03-31	2010-12-31	2010-09-30	2010-06-30
Value	7.151	6.641	6.185	6.214	6.975	6.871	7.9	8.419	7.666	7.038	6.845	6.815	6.746	6.648	6.552	6.421	6.047	5.799	5.885	5.907	6.626	6.382	6.815	8.398	6.313	6.401	5.397	3.508	3.537	3.821	3.807	3.582	3.661	3.558	3.964	3.828	3.68	5.362	6.766	4.918	3.071	2.957	3.244	3.379	1.948
Percentage of DepreciationAndAmortization	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

us-gaap:DerivativeGainLossOnDerivativeNet

Period End	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30
Value	0	0	5230000.0	-9228000.0	0	0	59000.0
Percentage of DerivativeGainLossOnDerivativeNet	0.0	0.0	100.0	100.0	0.0	0.0	100.0

us-gaap:DividendsCommonStockCash

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2019-12-31	2019-09-30	2019-06-30	2018-12-31	2018-09-30	2018-06-30	2012-06-30
Value	27	25	24	23	23	22	22	23	19	20	20	5.797
Percentage of DividendsCommonStockCash	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

us-gaap:DividendsShareBasedCompensationCash us-gaap:Dividends

us-gaap:DividendsShareBasedCompensationCash

evr:DividendsAccrued

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30
Value	3.685	3.411	3.468	3.348	3.387	3.531	3.739	3.778	3.789	3.336	3.196	3.223	3.238
Percentage of DividendsShareBasedCompensationCash	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

us-gaap:DividendPaid

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31
Value	0.191	12	0.407	0.182	0.197	10	0.194	0.134	0.099	6.974
Percentage of DividendsShareBasedCompensationCash	5.2	352.4	11.7	5.4	5.8	299.4	5.2	3.5	2.6	209.1

us-gaap:EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31
Value	1742000.0	1816000.0	8933000.0	5540000.0	1587000.0	-8429000.0	7442000.0	-3736000.0	-5001000.0	3868000.0
Percentage of EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

us-gaap:EffectiveIncomeTaxRateReconciliationShareBasedCompensationExcessTaxBenefitAmount

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31
Value	-0.349	-16.669	0.117	-0.203	-0.544	0.647	0.053	0.046	-0.031	12	0.52	0.608	0.358	21
Percentage of EffectiveIncomeTaxRateReconciliationShareBasedCompensationExcessTaxBenefitAmount	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

us-gaap:EquityMethodInvestmentDividendsOrDistributions

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2013-03-31	2012-12-31	2012-09-30	2012-06-30	2012-03-31	2011-12-31	2011-09-30	2011-06-30	2011-03-31
Value	166000.0	5000.0	0	416000.0	234000.0	0	195000.0	1334000.0	0	364000.0	0	565000.0	1308000.0	270000.0	932000.0	626000.0	136000.0	378000.0	76000.0	0	104000.0	3000.0	69000.0	159000.0	142000.0	6451000.0	456000.0	108000.0	0	108000.0	125000.0	1021000.0	140000.0	14000.0	286000.0	0	0	906000.0	-219000.0	0	610000.0	820000.0
Percentage of EquityMethodInvestmentDividendsOrDistributions	100.0	100.0	0.0	100.0	100.0	0.0	100.0	100.0	0.0	100.0	0.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	0.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	0.0	100.0	100.0	100.0	100.0	100.0	100.0	0.0	0.0	100.0	100.0	0.0	100.0	100.0

us-gaap:FloorBrokerageExchangeAndClearanceFees

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31
Value	2.913	3.552	3.362	2.84	3.204	4.186	3.484	3.265	3.199	3.019	3.652	3.068	1.56	3.19	3.806	3.455	3.658	3.859
Percentage of FloorBrokerageExchangeAndClearanceFees	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

us-gaap:GainLossOnSaleOfBusiness

Period End	2020-12-31
Value	-36602000.0
Percentage of GainLossOnSaleOfBusiness	100.0

us-gaap:GainLossOnSaleOfBusiness us-gaap:DisposalGroupClassification, us-gaap:IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperations, us-gaap:IncomeStatementLocation

us-gaap:DisposalGroupDisposedOfBySaleNotDiscontinuedOperations, evr:ECBTrustBusiness, evr:OtherRevenueIncludingInterestandInvestments

Period End	2020-09-30
Value	1355000.0
Percentage of GainLossOnSaleOfBusiness	0.0

us-gaap:IncomeLossFromEquityMethodInvestments

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2013-03-31	2012-12-31	2012-09-30	2012-06-30	2012-03-31	2011-12-31	2011-09-30	2011-06-30	2011-03-31	2010-12-31	2010-09-30	2010-06-30	2010-03-31
Value	3.394	3.024	5.846	3.111	2.313	3.128	3.77	2.562	2.453	2.211	2.452	2.298	2.419	2.125	3.331	1.827	2.07	1.61	2.512	1.178	1.664	1.287	2.016	0.929	1.998	1.107	1.799	1.102	2.038	0.241	5.993	0.562	1.015	0.756	1.333	0.415	0.719	2.385	0.255	0.195	0.069	0.4	-0.116	-0.131	-0.13	-0.18
Percentage of IncomeLossFromEquityMethodInvestments	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

us-gaap:IncomeLossFromEquityMethodInvestments us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName

evr:Abs

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31
Value	2.295	2.195	5.115	1.917	1.803	2.02	3.282	1.936	1.921	1.731	1.805	1.997	1.891	1.872
Percentage of IncomeLossFromEquityMethodInvestments	67.6	72.6	87.5	61.6	78.0	64.6	87.1	75.6	78.3	78.3	73.6	86.9	78.2	88.1

evr:AtalantaSosnoffCapitalLLC

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31
Value	0.55	0.66	0.356	0.624	0.445	0.572	0.328	0.344	0.313	0.225	0.426	0.301	0.231	0.253
Percentage of IncomeLossFromEquityMethodInvestments	16.2	21.8	6.1	20.1	19.2	18.3	8.7	13.4	12.8	10.2	17.4	13.1	9.5	11.9

evr:Luminis

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30
Value	0.549	0.169	0.375	0.57	0.065	0.536	0.16	0.282	0.219	0.255	0.221	0.0	0.297
Percentage of IncomeLossFromEquityMethodInvestments	16.2	5.6	6.4	18.3	2.8	17.1	4.2	11.0	8.9	11.5	9.0	0.0	12.3

us-gaap:IncomeLossFromEquityMethodInvestments us-gaap:StatementBusinessSegments

evr:InvestmentBanking

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2013-03-31	2012-12-31	2012-09-30	2012-06-30	2012-03-31	2011-12-31	2011-09-30	2011-06-30	2011-03-31
Value	0.549	0.169	0.375	0.57	0.065	0.536	0.16	0.282	0.219	0.255	0.221	0.0	0.297	0.0	0.388	-0.075	0.113	-0.149	1.464	-0.112	0.29	-0.272	0.74	-0.528	0.803	-0.037	0.04	-0.048	0.813	-0.31	2.446	0.0	0.29	0.17	0.863	-0.2	-0.033	1.628	-0.071	0.256	0.134	0.782
Percentage of IncomeLossFromEquityMethodInvestments	16.2	5.6	6.4	18.3	2.8	17.1	4.2	11.0	8.9	11.5	9.0	0.0	12.3	0.0	11.6	-4.1	5.5	-9.3	58.3	-9.5	17.4	-21.1	36.7	-56.8	40.2	-3.3	2.2	-4.4	39.9	-128.6	40.8	0.0	28.6	22.5	64.7	-48.2	-4.6	68.3	-27.8	131.3	194.2	195.5

evr:InvestmentManagement

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2013-03-31	2012-12-31	2012-09-30	2012-06-30	2012-03-31	2011-12-31	2011-09-30	2011-06-30	2011-03-31
Value	2.845	2.855	5.471	2.541	2.248	2.592	3.61	2.28	2.234	1.956	2.231	2.298	2.122	2.125	2.943	1.902	1.957	1.759	1.048	1.29	1.374	1.559	1.276	1.457	1.195	1.144	1.759	1.15	1.225	0.551	3.547	0.562	0.725	0.586	0.47	0.615	0.752	0.757	0.326	-0.061	-0.065	-0.382
Percentage of IncomeLossFromEquityMethodInvestments	83.8	94.4	93.6	81.7	97.2	82.9	95.8	89.0	91.1	88.5	91.0	100.0	87.7	100.0	88.4	104.1	94.5	109.3	41.7	109.5	82.6	121.1	63.3	156.8	59.8	103.3	97.8	104.4	60.1	228.6	59.2	100.0	71.4	77.5	35.3	148.2	104.6	31.7	127.8	-31.3	-94.2	-95.5

us-gaap:IncomeLossFromEquityMethodInvestmentsNetOfDividendsOrDistributions

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2013-03-31	2012-12-31	2012-09-30	2012-06-30	2012-03-31
Value	-4689000.0	-349000.0	3977000.0	968000.0	-4600000.0	1291000.0	2113000.0	886000.0	-4312000.0	910000.0	1183000.0	1138000.0	-4057000.0	384000.0	2376000.0	835000.0	-3280000.0	582000.0	1516000.0	133000.0	480000.0	-4731000.0	486000.0	-186000.0	1340000.0	-4458000.0	1144000.0	404000.0	712000.0	-6736000.0	5495000.0	74000.0	545000.0	-4660000.0	810000.0	-701000.0	2487000.0	76000.0
Percentage of IncomeLossFromEquityMethodInvestmentsNetOfDividendsOrDistributions	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

us-gaap:IncreaseDecreaseInAccountsPayableAndAccruedLiabilities

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2013-03-31	2012-12-31	2012-09-30	2012-06-30	2012-03-31	2011-12-31	2011-09-30	2011-06-30	2011-03-31	2010-12-31	2010-09-30
Value	3.604	2.397	-1.079	0.221	6.132	-6.07	-4.804	4.235	1.081	-1.257	0.117	-1.127	4.038	2.468	1.245	1.438	1.162	-2.696	-0.89	-2.387	5.011	-11.764	4.202	2.179	-1.391	0.428	-5.407	4.14	9.633	-2.135	-0.014	-2.694	4.885	-1.919	1.651	1.128	-3.008	0.695	0.295	-1.149	-0.461	2.814	-5.586	3.042
Percentage of IncreaseDecreaseInAccountsPayableAndAccruedLiabilities	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

us-gaap:IncreaseDecreaseInAccountsPayableRelatedParties

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2013-03-31	2012-12-31	2012-09-30	2012-06-30	2012-03-31	2011-12-31	2011-09-30	2011-06-30	2011-03-31	2010-12-31	2010-09-30
Value	1.055	22	2.214	-15.723	1.377	4.152	2.548	-16.904	0.616	13	1.386	-10.414	-0.225	13	2.746	-10.636	2.012	9.095	1.058	-6.237	-0.102	3.7	-1.393	-1.965	2.11	9.952	4.397	-3.392	1.277	-4.883	2.462	-2.224	1.413	2.8	-0.041	-2.037	0.501	-0.852	-5.684	-0.979	-0.271	-0.133	-2.468	0.079
Percentage of IncreaseDecreaseInAccountsPayableRelatedParties	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

us-gaap:IncreaseDecreaseInAccountsReceivableRelatedParties

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2013-03-31	2012-12-31	2012-09-30	2012-06-30	2012-03-31	2011-12-31	2011-09-30	2011-06-30	2011-03-31	2010-12-31	2010-09-30
Value	-4035000.0	-523000.0	-2333000.0	2891000.0	-1732000.0	2344000.0	1703000.0	980000.0	-2479000.0	-1654000.0	-29000.0	2803000.0	367000.0	3708000.0	86000.0	1083000.0	-1998000.0	3017000.0	-4234000.0	1327000.0	-2170000.0	-857000.0	2405000.0	1727000.0	-1415000.0	1220000.0	3673000.0	2751000.0	-1814000.0	2036000.0	-476000.0	98000.0	-158000.0	5078000.0	-373000.0	-3500000.0	1842000.0	-596000.0	910000.0	679000.0	613000.0	2073000.0	-2042000.0	-400000.0
Percentage of IncreaseDecreaseInAccountsReceivableRelatedParties	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

us-gaap:IncreaseDecreaseInAccruedIncomeTaxesPayable

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2013-03-31	2012-12-31	2012-09-30	2012-06-30	2012-03-31	2011-12-31	2011-09-30	2011-06-30	2011-03-31	2010-12-31
Value	3.0	-13.537	13	-1.505	3.209	-2.829	2.647	-3.166	2.904	-32.606	27	-0.142	0.863	-11.988	7.622	-0.205	0.407	-18.673	-2.522	17	1.432	-12.723	16	1.221	0.955	-0.507	1.495	-3.67	2.046	-2.521	-3.151	-0.561	2.314	-14.193	14	1.084	-0.326	-1.644	0.508	0.124	0.343	-2.752	0.137
Percentage of IncreaseDecreaseInAccruedIncomeTaxesPayable	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

us-gaap:IncreaseDecreaseInCashCollateralForBorrowedSecurities

Period End	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30
Value	-1.343	-3.627	-6.613	13	-11.98	1.471	5.621	-5.741	0.819	2.65	-1.48	0.972	-1.561	5.402	-17.051	13	2.372	6.796	-19.098	-8.319	-9.29	11
Percentage of IncreaseDecreaseInCashCollateralForBorrowedSecurities	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

us-gaap:IncreaseDecreaseInDeferredIncomeTaxes

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2013-03-31	2012-12-31	2012-09-30	2012-06-30	2012-03-31	2011-12-31	2011-09-30	2011-06-30	2011-03-31
Value	0.52	-4.502	-14.084	2.372	-0.007	-2.105	-4.118	2.194	5.829	6.598	2.89	-0.485	1.138	0.438	-150.169	-4.576	5.063	1.362	-12.552	1.551	1.136	-0.178	0.707	12	-3.162	-6.395	1.669	-5.101	-3.558	-7.325	-18.45	-5.241	-1.248	4.881	6.858	-1.893	5.913	-2.911	-1.51	-12.421	6.017	-3.112
Percentage of IncreaseDecreaseInDeferredIncomeTaxes	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

us-gaap:IncreaseDecreaseInEmployeeRelatedLiabilities

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2013-03-31	2012-12-31	2012-09-30	2012-06-30	2012-03-31	2011-12-31	2011-09-30	2011-06-30	2011-03-31	2010-12-31	2010-09-30
Value	175	-535.197	296	27	118	-359.947	208	22	107	-519.492	259	30	95	-177.635	26	76	78	-207.556	98	98	64	-212.762	121	43	45	-159.026	74	43	48	-139.299	43	31	53	-116.305	52	20	38	-107.845	9.474	43	35	-56.805	16	34
Percentage of IncreaseDecreaseInEmployeeRelatedLiabilities	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

us-gaap:IncreaseDecreaseInOtherOperatingAssets

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2013-03-31	2012-12-31	2012-09-30	2012-06-30	2012-03-31	2011-12-31	2011-09-30	2011-06-30	2011-03-31	2010-12-31	2010-09-30
Value	38	-17.55	43	9.392	-45.532	11	33	-62.007	84	3.382	-37.315	54	5.015	-0.614	21	-0.896	-3.384	-5.111	20	5.32	0.443	7.228	-3.667	-11.048	2.543	16	-21.628	-3.442	9.993	22	1.99	14	-0.185	3.348	-10.264	-5.789	-6.136	6.704	4.786	-7.644	4.622	-1.62	0.079	-4.467
Percentage of IncreaseDecreaseInOtherOperatingAssets	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

us-gaap:IncreaseDecreaseInOtherOperatingLiabilities

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2013-03-31	2012-12-31	2012-09-30	2012-06-30	2012-03-31	2011-12-31	2011-09-30	2011-06-30	2011-03-31	2010-12-31	2010-09-30
Value	-12.438	-108.977	102	-12.709	2.713	1.219	1.241	-7.847	10	-2.939	1.235	0.97	7.007	-10.735	-11.847	-5.885	4.935	-20.674	14	-15.16	2.253	9.052	-2.799	0.787	1.938	-2.375	-9.398	6.812	-2.405	2.375	-0.297	0.237	-1.189	-0.676	2.121	-2.532	-0.173	-1.367	-8.666	-0.553	1.021	-0.541	-1.947	-1.82
Percentage of IncreaseDecreaseInOtherOperatingLiabilities	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

us-gaap:IncreaseDecreaseInTradingSecurities

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2013-03-31	2012-12-31	2012-09-30	2012-06-30	2012-03-31	2011-12-31	2011-09-30	2011-06-30	2011-03-31	2010-12-31	2010-09-30
Value	-4000.0	1950000.0	-1309000.0	351000.0	-1967000.0	-634000.0	32000.0	-55000.0	465000.0	49000.0	788000.0	-206000.0	-137000.0	101000.0	-158000.0	-340000.0	-220000.0	-147000.0	-257000.0	-341000.0	-176000.0	-163000.0	-214000.0	-32000.0	-187000.0	-123000.0	-150000.0	-197000.0	-104000.0	-99000.0	-68000.0	-33000.0	-122000.0	-11000.0	-121000.0	-959000.0	662000.0	-256000.0	-12000.0	-45000.0	-242000.0	-162000.0	829000.0	-172000.0
Percentage of IncreaseDecreaseInTradingSecurities	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

us-gaap:IncrementalCommonSharesAttributableToContingentlyIssuableShares us-gaap:CapitalUnitsByClass

us-gaap:IncrementalCommonSharesAttributableToContingentlyIssuableShares

evr:ClassIPandKPUnits

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31
Value	480000.0	480000.0	20000.0	400000.0	400000.0	400000.0	0	400000.0	400000.0	400000.0	0	400000.0	400000.0	400000.0
Percentage of IncrementalCommonSharesAttributableToContingentlyIssuableShares	100.0	100.0	100.0	100.0	100.0	100.0	0.0	100.0	100.0	100.0	0.0	100.0	100.0	100.0

us-gaap:IncrementalCommonSharesAttributableToContingentlyIssuableShares us-gaap:StatementClassOfStock

us-gaap:CommonClassA

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2013-03-31
Value	480000.0	480000.0	20000.0	400000.0	400000.0	400000.0	0	400000.0	400000.0	400000.0	0	400000.0	400000.0	400000.0	-408000.0	981000.0	2539000.0	2575000.0	-63000.0	2714000.0	2785000.0	3413000.0	478000.0	2271000.0	813000.0	724000.0	-22000.0	0	130000.0	201000.0	0	0	0	0
Percentage of IncrementalCommonSharesAttributableToContingentlyIssuableShares	100.0	100.0	100.0	100.0	100.0	100.0	0.0	100.0	100.0	100.0	0.0	100.0	100.0	100.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0

us-gaap:IncrementalCommonSharesAttributableToShareBasedPaymentArrangements us-gaap:StatementClassOfStock

us-gaap:IncrementalCommonSharesAttributableToShareBasedPaymentArrangements

us-gaap:CommonClassA

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2013-03-31	2012-12-31	2012-09-30
Value	2514000.0	2612000.0	330000.0	1249000.0	859000.0	1637000.0	47000.0	2037000.0	1782000.0	2285000.0	-69000.0	3195000.0	2713000.0	3016000.0	210000.0	2590000.0	2058000.0	2881000.0	210000.0	2108000.0	1569000.0	1887000.0	133000.0	2026000.0	1804000.0	2246000.0	-77000.0	2208000.0	2718000.0	3473000.0	128000.0	3514000.0	3332000.0	3529000.0	287000.0	2033000.0
Percentage of IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

us-gaap:LaborAndRelatedExpense

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2013-03-31	2012-12-31	2012-09-30	2012-06-30	2012-03-31	2011-12-31	2011-09-30	2011-06-30	2011-03-31	2010-12-31	2010-09-30	2010-06-30
Value	407	395	507	259	334	270	397	241	314	247	430	225	265	275	273	246	236	205	267	231	221	179	254	197	173	163	192	136	129	91	134	118	131	102	134	101	114	80	71	114	100	69	63	82	45
Percentage of LaborAndRelatedExpense	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

us-gaap:MarketableSecuritiesGainLoss us-gaap:FinancialInstrument

us-gaap:MarketableSecuritiesGainLoss

evr:DebtSecuritiesCarriedByBrokerDealers

Period End	2021-06-30	2021-03-31	2020-06-30	2020-03-31
Value	-0.004	-0.005	-1.111	-0.634
Percentage of MarketableSecuritiesGainLoss	100.0	100.0	100.0	100.0

evr:DebtSecuritiesCarriedByEGL

Period End	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31
Value	0.0	-1.111	-0.634	0.032	-0.055	0.465	0.049	0.788	-0.207	-0.136	0.101
Percentage of MarketableSecuritiesGainLoss	0.0	100.0	100.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0

evr:InvestmentFunds

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31
Value	9.774	6.228	11	7.798	10	-13.019	4.554	0.532	2.112	6.587	-9.233	3.004	1.304	-0.188
Percentage of MarketableSecuritiesGainLoss	-244350.0	-124560.0	0.0	0.0	-925.7	2053.5	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0

us-gaap:EquitySecurities

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31
Value	-0.267	2.128	0.249	0.092	0.088	-0.334	0.02	0.03	0.041	0.152	-0.101	0.114	-0.054	-0.011
Percentage of MarketableSecuritiesGainLoss	6675.0	-42560.0	0.0	0.0	-7.9	52.7	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0

us-gaap:MarketableSecuritiesRealizedGainLoss us-gaap:FinancialInstrument

us-gaap:MarketableSecuritiesRealizedGainLoss

us-gaap:DebtSecurities

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31
Value	0	-11000.0	0	2000.0	77000.0	-4000.0	-5000.0	-3000.0	-3000.0	-3000.0	-2000.0	9000.0	-22000.0	-13000.0
Percentage of MarketableSecuritiesRealizedGainLoss	0.0	100.0	0.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

us-gaap:MaturitiesOfSeniorDebt

Period End	2021-06-30	2021-03-31
Value	0.0	38
Percentage of MaturitiesOfSeniorDebt	0.0	100.0

us-gaap:MinorityInterestDecreaseFromRedemptions us-gaap:Ownership

us-gaap:MinorityInterestDecreaseFromRedemptions

evr:EvercoreWealthManagement

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30
Value	0.0	0.344	0.0	0.0	0.0	0.138	0.0	0.0
Percentage of MinorityInterestDecreaseFromRedemptions	0.0	100.0	0.0	0.0	0.0	100.0	0.0	0.0

us-gaap:MinorityInterestDecreaseFromRedemptions us-gaap:StatementEquityComponents

us-gaap:NoncontrollingInterest

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2013-12-31	2013-09-30	2012-12-31	2012-09-30
Value	0.0	0.367	0.0	0.0	0.0	0.138	0.0	0.0	11	0.0	0.0	0.7	0.013	0.298	0.02	0.0	0.0	0.261	0.0	0.0	0.0	5.225	0.0	0.0	0.0	0.0	-0.83	0.83	0.0	0.0	0.0	0.0
Percentage of MinorityInterestDecreaseFromRedemptions	0.0	106.7	0.0	0.0	0.0	100.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0

us-gaap:NoncontrollingInterestIncreaseFromSubsidiaryEquityIssuance us-gaap:Ownership

us-gaap:NoncontrollingInterestIncreaseFromSubsidiaryEquityIssuance

evr:EvercoreWealthManagement

Period End	2021-06-30	2021-03-31
Value	0	975000.0
Percentage of NoncontrollingInterestIncreaseFromSubsidiaryEquityIssuance	0.0	100.0

us-gaap:NoncontrollingInterestIncreaseFromSubsidiaryEquityIssuance us-gaap:StatementEquityComponents

us-gaap:NoncontrollingInterest

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2013-03-31	2012-12-31
Value	238000.0	1107000.0	0	0	510000.0	30000.0	67000.0	600000.0	2701000.0	0	0	335000.0	770000.0	60000.0	181000.0	0	50000.0	8229000.0	0	0	885000.0	0	221000.0	66000.0	16000.0	291000.0	-3500000.0	5681000.0	183000.0	85000.0	424000.0	517000.0	3080000.0	0	173000.0
Percentage of NoncontrollingInterestIncreaseFromSubsidiaryEquityIssuance	0.0	113.5	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0

us-gaap:OccupancyNet

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2013-03-31	2012-12-31	2012-09-30	2012-06-30	2012-03-31	2011-12-31	2011-09-30	2011-06-30	2011-03-31	2010-12-31	2010-09-30	2010-06-30
Value	17	18	19	18	17	18	17	16	18	16	15	15	14	13	13	13	13	13	11	12	10	10	12	11	11	12	11	9.999	10	9.484	9.214	8.579	8.238	8.759	8.4	8.882	9.146	8.245	6.541	6.039	5.736	5.118	4.994	5.129	4.631
Percentage of OccupancyNet	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

us-gaap:OperatingLeaseCost

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31
Value	12	12	12	12	12	11	10	10	10	10
Percentage of OperatingLeaseCost	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

us-gaap:OperatingLeaseCost us-gaap:PropertyPlantAndEquipmentByType

us-gaap:OfficeEquipment

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31
Value	1.144	1.507	1.212	1.17	1.132	1.196	1.048	1.132	1.004	0.923
Percentage of OperatingLeaseCost	9.3	12.4	9.9	9.6	9.3	10.0	10.2	10.6	9.9	9.0

us-gaap:OperatingLeaseCost us-gaap:StatementGeographical, us-gaap:NatureOfExpense, us-gaap:PropertyPlantAndEquipmentByType

country:GB, evr:AnnualExpense, us-gaap:Building

Period End	2021-06-30
Value	1.081
Percentage of OperatingLeaseCost	8.8

us-gaap:OperatingLeasePayments

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31
Value	12	10	8.24	10	2.661	9.102	4.397	7.293	5.512	2.973
Percentage of OperatingLeasePayments	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

us-gaap:OperatingLeaseRightOfUseAssetAmortizationExpense

Period End	2021-06-30	2021-03-31	2020-06-30	2020-03-31
Value	10	10	9.219	9.065
Percentage of OperatingLeaseRightOfUseAssetAmortizationExpense	100.0	100.0	100.0	100.0

us-gaap:OtherComprehensiveIncomeAvailableforsaleSecuritiesAdjustmentNetOfTaxPortionAttributableToNoncontrollingInterest

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2013-03-31	2012-12-31	2012-09-30	2012-06-30	2012-03-31
Value	62000.0	6000.0	31000.0	-3000.0	-110000.0	-141000.0	23000.0	-7000.0	-9000.0	-89000.0	23000.0	-2000.0	17000.0	-81000.0	-4000.0	5000.0	82000.0	-8000.0	-55000.0	-277000.0	370000.0	3000.0	-303000.0	-453000.0	-131000.0	-196000.0	-826000.0	-348000.0	6000.0	187000.0	-85000.0	-56000.0	-156000.0	117000.0	8000.0	138000.0	-341000.0	312000.0
Percentage of OtherComprehensiveIncomeAvailableforsaleSecuritiesAdjustmentNetOfTaxPortionAttributableToNoncontrollingInterest	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

us-gaap:OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToNoncontrollingInterest

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2013-03-31	2012-12-31	2012-09-30	2012-06-30	2012-03-31
Value	107000.0	228000.0	1088000.0	989000.0	252000.0	-1768000.0	1256000.0	-495000.0	-580000.0	414000.0	-234000.0	429000.0	-957000.0	602000.0	2115000.0	955000.0	178000.0	52000.0	-985000.0	-572000.0	-1097000.0	-384000.0	-1316000.0	-1133000.0	327000.0	-681000.0	-1091000.0	-1013000.0	431000.0	46000.0	119000.0	349000.0	-393000.0	-123000.0	228000.0	956000.0	-1330000.0	1298000.0
Percentage of OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToNoncontrollingInterest	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

us-gaap:OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToNoncontrollingInterest us-gaap:StatementEquityComponents

us-gaap:OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToNoncontrollingInterest

us-gaap:NoncontrollingInterest

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2013-03-31	2012-12-31	2012-09-30	2012-06-30	2012-03-31	2011-12-31	2011-09-30	2011-06-30	2011-03-31
Value	169000.0	234000.0	8147000.0	986000.0	142000.0	-1909000.0	1279000.0	-502000.0	-589000.0	325000.0	-211000.0	427000.0	-940000.0	521000.0	2111000.0	960000.0	260000.0	44000.0	-1040000.0	-849000.0	-1467000.0	-381000.0	-6153000.0	1586000.0	-196000.0	877000.0	1917000.0	1361000.0	-437000.0	-233000.0	490000.0	293000.0	-549000.0	-6000.0	-236000.0	-1094000.0	-1549000.0	1610000.0	-4008000.0	3278000.0	-2260000.0	772000.0
Percentage of OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToNoncontrollingInterest	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

us-gaap:OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2013-03-31	2012-12-31	2012-09-30	2012-06-30	2012-03-31	2011-12-31	2011-09-30	2011-06-30	2011-03-31	2010-12-31	2010-09-30
Value	453000.0	42000.0	217000.0	-23000.0	-764000.0	-933000.0	151000.0	-45000.0	-63000.0	-607000.0	158000.0	-11000.0	119000.0	-541000.0	-20000.0	24000.0	416000.0	-39000.0	-315000.0	-632000.0	-832000.0	16000.0	-205000.0	-563000.0	-157000.0	-826000.0	-2415000.0	-1255000.0	33000.0	969000.0	-666000.0	-365000.0	-662000.0	457000.0	14000.0	442000.0	-1041000.0	1039000.0	27000.0	-2654000.0	555000.0	108000.0	-119000.0	638000.0
Percentage of OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

us-gaap:OtherCostAndExpenseOperating

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2013-03-31	2012-12-31	2012-09-30	2012-06-30	2012-03-31	2011-12-31	2011-09-30	2011-06-30	2011-03-31	2010-12-31	2010-09-30	2010-06-30
Value	6.281	5.875	12	9.712	13	7.627	15	8.801	8.544	8.84	9.804	6.882	6.505	7.27	8.761	10	8.805	9.117	11	12	10	9.983	9.729	15	8.764	7.941	8.516	5.481	4.616	4.334	5.894	4.207	4.566	3.578	5.291	4.241	4.501	3.957	4.612	4.624	4.841	3.091	1.729	3.031	2.378
Percentage of OtherCostAndExpenseOperating	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

us-gaap:OtherNonoperatingExpense

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2013-03-31
Value	0.0	0.007	7.033	8.003	9.163	25	14	8.117	6.909	7.366	8.561	7.888	5.88	8.058	13	12	41	-18.979	24	17	23	35	31	58	22	35	8.912	8.91	4.319	3.296	7.77	8.02	10	10
Percentage of OtherNonoperatingExpense	0.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

us-gaap:OtherNonoperatingExpense us-gaap:StatementBusinessSegments

evr:InvestmentBanking

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2013-03-31
Value	0.0	0.007	7.02	7.703	9.163	25	11	7.917	6.909	7.258	8.561	7.888	5.88	8.037	9.147	11	33	-18.979	16	17	23	35	23	30	22	32	8.83	8.828	4.237	3.214	7.002	7.427	9.456	9.855
Percentage of OtherNonoperatingExpense	0.0	100.0	99.8	96.3	100.0	99.9	79.7	97.5	100.0	98.5	100.0	100.0	100.0	99.7	68.6	96.0	81.9	100.0	66.6	98.3	98.2	99.8	75.3	51.8	99.6	90.4	99.1	99.1	98.1	97.5	90.1	92.6	94.1	92.9

evr:InvestmentManagement

Period End	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2013-03-31
Value	0.013	0.3	0.0	0.032	2.939	0.2	0.0	0.108	0.0	0.0	0.0	0.021	4.179	0.492	7.484	0.0	8.189	0.298	0.431	0.082	7.727	28	0.093	3.43	0.082	0.082	0.082	0.082	0.768	0.593	0.596	0.75
Percentage of OtherNonoperatingExpense	0.2	3.7	0.0	0.1	20.3	2.5	0.0	1.5	0.0	0.0	0.0	0.3	31.4	4.0	18.1	-0.0	33.4	1.7	1.8	0.2	24.7	48.2	0.4	9.6	0.9	0.9	1.9	2.5	9.9	7.4	5.9	7.1

us-gaap:OtherSignificantNoncashTransactionValueOfConsiderationGiven1

Period End	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-03-31	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2013-03-31
Value	3.17	0.0	0.0	-0.852	1.703	0.0	0.0	2.701	0.0	0.0	0.0	-9.164	9.164	0.0	13	2.912	5.748	3.126	1.913	-0.183	-0.081	1.426	0.817	0.0	0.0	0.0	0.0
Percentage of OtherSignificantNoncashTransactionValueOfConsiderationGiven1	100.0	0.0	0.0	100.0	100.0	0.0	0.0	100.0	0.0	0.0	0.0	100.0	100.0	0.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	0.0	0.0	0.0	0.0

us-gaap:OtherSignificantNoncashTransactionValueOfConsiderationReceived1

Period End	2021-06-30	2021-03-31
Value	0	1955000.0
Percentage of OtherSignificantNoncashTransactionValueOfConsiderationReceived1	0.0	100.0

us-gaap:PaymentsForRestructuring

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31
Value	0.561	2.472	7.903	0.611	12	5.683
Percentage of PaymentsForRestructuring	100.0	100.0	100.0	100.0	100.0	100.0

us-gaap:PaymentsOfDividendsMinorityInterest

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2013-03-31	2012-12-31	2012-09-30	2012-06-30	2012-03-31	2011-12-31	2011-09-30	2011-06-30	2011-03-31	2010-12-31	2010-09-30
Value	16	12	21	9.253	2.941	11	9.759	13	13	17	11	9.79	7.391	13	10	10	7.343	8.601	12	8.326	8.608	8.585	8.664	4.768	5.693	4.598	2.102	2.139	4.799	1.615	1.609	5.814	4.267	7.26	4.544	4.116	5.026	2.842	2.431	4.642	6.337	5.677	3.679	5.629
Percentage of PaymentsOfDividendsMinorityInterest	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

us-gaap:PaymentsToAcquireEquityMethodInvestments us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName, us-gaap:SubsequentEventType

us-gaap:PaymentsToAcquireEquityMethodInvestments

evr:SenecaEvercore, us-gaap:SubsequentEvent

Period End	2021-07-31
Value	500000.0
Percentage of PaymentsToAcquireEquityMethodInvestments	100.0

us-gaap:PaymentsToAcquireMarketableSecurities

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2013-03-31	2012-12-31	2012-09-30	2012-06-30	2012-03-31	2011-12-31	2011-09-30	2011-06-30	2011-03-31	2010-12-31	2010-09-30
Value	235	616	953	3.45	34	209	128	304	127	138	31	128	121	54	18	7.611	7.153	7.583	16	9.031	34	8.906	8.242	15	7.387	8.317	12	4.806	5.005	6.738	6.046	8.086	17	3.933	0.881	5.435	11	5.974	29	6.233	15	21	26	22
Percentage of PaymentsToAcquireMarketableSecurities	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

us-gaap:PaymentsToAcquireOtherInvestments

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31
Value	1196000.0	159000.0	0	143000.0	0	0	21000.0	1003000.0	379000.0	2440000.0
Percentage of PaymentsToAcquireOtherInvestments	100.0	100.0	0.0	100.0	0.0	0.0	100.0	100.0	100.0	100.0

us-gaap:PaymentsToAcquireRestrictedCertificatesOfDeposit

Period End	2021-06-30	2021-03-31	2019-12-31	2019-09-30	2018-12-31	2018-09-30	2017-12-31	2017-09-30	2016-12-31
Value	48	73	0.0	211	0.0	50	0.0	63	0.0
Percentage of PaymentsToAcquireRestrictedCertificatesOfDeposit	100.0	100.0	0.0	100.0	0.0	100.0	0.0	100.0	0.0

us-gaap:ProceedsFromDivestitureOfBusinesses us-gaap:DisposalGroupClassification, us-gaap:IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperations

us-gaap:ProceedsFromDivestitureOfBusinesses

us-gaap:DisposalGroupDisposedOfBySaleNotDiscontinuedOperations, evr:ECBBusiness

Period End	2020-12-16
Value	35
Percentage of ProceedsFromDivestitureOfBusinesses	100.0

us-gaap:DisposalGroupDisposedOfBySaleNotDiscontinuedOperations, evr:ECBTrustBusiness

Period End	2020-07-02
Value	39
Percentage of ProceedsFromDivestitureOfBusinesses	0.0

us-gaap:ProceedsFromIssuanceOfSeniorLongTermDebt

Period End	2021-06-30	2021-03-31	2019-12-31
Value	0.0	38	0.0
Percentage of ProceedsFromIssuanceOfSeniorLongTermDebt	0.0	100.0	0.0

us-gaap:ProceedsFromMinorityShareholders

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2013-03-31	2012-12-31	2012-09-30	2012-06-30	2012-03-31	2011-12-31	2011-09-30	2011-06-30	2011-03-31	2010-12-31	2010-09-30
Value	0.0	1.107	0.0	0.0	0.51	0.03	0.0	0.6	0.0	0.0	0.0	0.335	0.77	0.06	0.0	0.0	0.05	0.06	0.0	0.0	0.885	0.0	0.221	0.066	0.016	0.291	0.0	2.086	0.004	0.045	0.4	0.439	2.75	0.0	0.173	-0.037	0.033	0.3	0.0	0.28	0.375	0.354	0.878	0.0
Percentage of ProceedsFromMinorityShareholders	0.0	100.0	0.0	0.0	100.0	100.0	0.0	100.0	0.0	0.0	0.0	100.0	100.0	100.0	0.0	0.0	100.0	100.0	0.0	0.0	100.0	0.0	100.0	100.0	100.0	100.0	0.0	100.0	100.0	100.0	100.0	100.0	100.0	0.0	100.0	100.0	100.0	100.0	0.0	100.0	100.0	100.0	100.0	0.0

us-gaap:ProceedsFromPaymentsForInSecuritiesSoldUnderAgreementsToRepurchase

Period End	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2013-03-31	2012-12-31	2012-09-30	2012-06-30	2012-03-31	2011-12-31	2011-09-30	2011-06-30	2011-03-31	2010-12-31	2010-09-30
Value	1.826	-0.04	-0.117	0.266	-0.133	-0.05	-0.051	0.119	0.12	-4.856	-0.616	0.169	-1.296	-2.182	-0.106	0.883	2.683	-2.059	1.25	-8.261	-7.09	-22.578	-12.776	-8.359	16	26	-2.414	3.339	-17.315	10	22	-61.794	-17.935	10	5.351	-16.781	-25.805	-2.686	-41.645	37	-216.883	117
Percentage of ProceedsFromPaymentsForInSecuritiesSoldUnderAgreementsToRepurchase	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

us-gaap:ProceedsFromSaleAndMaturityOfMarketableSecurities

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2013-03-31	2012-12-31	2012-09-30	2012-06-30	2012-03-31	2011-12-31	2011-09-30	2011-06-30	2011-03-31	2010-12-31	2010-09-30
Value	104	888	1.483	10	210	332	133	113	126	136	29	120	18	23	7.206	15	10	12	17	11	12	5.572	7.023	4.926	7.557	12	2.72	11	11	9.175	4.367	3.677	16	6.895	7.316	10	9.296	41	11	13	13	43	6.896	27
Percentage of ProceedsFromSaleAndMaturityOfMarketableSecurities	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

us-gaap:ProceedsFromSaleAndMaturityOfOtherInvestments

Period End	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31
Value	0.0	0.0	0.0	214	0.0	0.0	0.0	100
Percentage of ProceedsFromSaleAndMaturityOfOtherInvestments	0.0	0.0	0.0	100.0	0.0	0.0	0.0	100.0

us-gaap:ProfessionalFees

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2013-03-31	2012-12-31	2012-09-30	2012-06-30	2012-03-31	2011-12-31	2011-09-30	2011-06-30	2011-03-31	2010-12-31	2010-09-30	2010-06-30
Value	21	21	27	17	18	16	20	21	20	18	25	19	20	16	21	16	10	17	17	15	13	10	14	13	13	9.433	14	10	11	8.511	9.397	9.92	9.418	7.852	9.426	10	8.272	7.056	7.792	9.505	8.129	7.981	7.384	5.935	6.351
Percentage of ProfessionalFees	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

us-gaap:ProvisionForDoubtfulAccounts

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2013-03-31	2012-12-31	2012-09-30	2012-06-30	2012-03-31	2011-12-31	2011-09-30	2010-12-31	2010-09-30
Value	-0.028	-1.738	0.99	0.557	4.857	0.474	7.882	0.819	0.397	1.353	1.121	0.622	0.597	1.025	0.032	1.407	0.789	0.351	0.295	1.412	0.554	0.0	0.1	1.073	0.0	0.141	-0.555	0.866	0.788	-0.072	1.682	0.1	0.136	0.181	1.237	0.0	0.113	0.453	0.605	0.453	-0.136	0.63
Percentage of ProvisionForDoubtfulAccounts	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	0.0	100.0	100.0	0.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	0.0	100.0	100.0	100.0	100.0	100.0	100.0

us-gaap:ProvisionForOtherCreditLosses

Period End	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31
Value	0.99	0.557	4.857	0.474	7.882	0.819	0.397	1.353
Percentage of ProvisionForOtherCreditLosses	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

us-gaap:RestructuringCharges us-gaap:IncomeStatementLocation

us-gaap:RestructuringCharges

evr:SpecialCharges

Period End	2020-12-31	2020-09-30	2020-06-30	2020-03-31
Value	4.111	7.253	8.178	22
Percentage of RestructuringCharges	100.0	100.0	100.0	100.0

us-gaap:RestructuringReserveSettledWithoutCash2

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31
Value	0	25000.0	-214000.0	21000.0	168000.0	435000.0
Percentage of RestructuringReserveSettledWithoutCash2	0.0	100.0	100.0	100.0	100.0	100.0

us-gaap:RevenueFromRelatedParties us-gaap:RelatedPartyTransactionsByRelatedParty, us-gaap:StatementBusinessSegments

us-gaap:RevenueFromRelatedParties

srt:Director, evr:InvestmentBanking

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30
Value	16	5.612	2.013	4.859	8.769
Percentage of RevenueFromRelatedParties	100.0	100.0	100.0	100.0	100.0

us-gaap:RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31
Value	12	1.864	4.229	19	7.632	81	28	13	1.418	14
Percentage of RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

us-gaap:SeveranceCosts1

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31
Value	0.766	0.287	3.373	4.151	6.385	16	0.57	2.762	1.538	3.275	2.398	0.538	3.066	3.418	2.234	0.953	2.859	0.609
Percentage of SeveranceCosts1	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

us-gaap:SeveranceCosts1 us-gaap:IncomeStatementLocation, us-gaap:RestructuringCostAndReserve

evr:EmployeeCompensationAndBenefits, us-gaap:RestrictedStockUnitsRSU

Period End	2021-06-30	2021-03-31
Value	1.663	0.284
Percentage of SeveranceCosts1	217.1	99.0

evr:SpecialCharges, evr:CashandDeferredCashCompensation

Period End	2020-12-31	2020-09-30	2020-06-30	2020-03-31
Value	3.373	4.151	6.385	16
Percentage of SeveranceCosts1	100.0	100.0	100.0	100.0

evr:SpecialCharges, us-gaap:RestrictedStockUnitsRSU

Period End	2020-12-31	2020-09-30	2020-06-30	2020-03-31
Value	0.479	3.102	1.806	5.529
Percentage of SeveranceCosts1	14.2	74.7	28.3	33.6

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod us-gaap:AwardType, us-gaap:PlanName

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod

us-gaap:RestrictedStockUnitsRSU, evr:TwoThousandSixandTwoThousandSixteenStockIncentivePlans

Period End	2021-06-30	2021-03-31	2020-12-31
Value	76000.0	30000.0	18000.0
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod	100.0	100.0	100.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod us-gaap:AwardType, us-gaap:PlanName

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod

us-gaap:RestrictedStockUnitsRSU, evr:TwoThousandSixandTwoThousandSixteenStockIncentivePlans

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31
Value	68000.0	2074000.0	186000.0	64000.0	93000.0	2372000.0	61000.0	66000.0	48000.0	2298000.0	88000.0	89000.0	38000.0	2297000.0
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue us-gaap:AwardType, us-gaap:PlanName

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue

us-gaap:RestrictedStockUnitsRSU, evr:AmendedTwoThousandSixteenStockIncentivePlanMember

Period End	2021-06-30	2021-03-31
Value	0.37	118.26
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue	100.0	100.0

us-gaap:RestrictedStockUnitsRSU, evr:TwoThousandSixteenStockIncentivePlan

Period End	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31
Value	0	-0.24	-0.26	81.44	-0.2	-0.1	1.23	90.11
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue us-gaap:Range, us-gaap:AwardType, us-gaap:PlanName

srt:Maximum, us-gaap:RestrictedStockUnitsRSU, evr:AmendedTwoThousandSixteenStockIncentivePlanMember

Period End	2021-06-30	2021-03-31
Value	16.46	124.61
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue	4448.6	105.4

srt:Maximum, us-gaap:RestrictedStockUnitsRSU, evr:TwoThousandSixteenStockIncentivePlan

Period End	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31
Value	11.66	0	0	81.53	0	0	2.69	93.53
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0

srt:Minimum, us-gaap:RestrictedStockUnitsRSU, evr:AmendedTwoThousandSixteenStockIncentivePlanMember

Period End	2021-06-30	2021-03-31
Value	0	111.03
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue	0.0	93.9

srt:Minimum, us-gaap:RestrictedStockUnitsRSU, evr:TwoThousandSixteenStockIncentivePlan

Period End	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31
Value	0	0	-31.13	75.34	0	0	0	72.11
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0

us-gaap:StockIssuedDuringPeriodValueShareBasedCompensation

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2013-03-31	2012-12-31	2012-09-30	2012-06-30	2012-03-31	2011-12-31	2011-09-30	2011-06-30	2011-03-31	2010-12-31	2010-09-30
Value	62	55	49	54	56	58	54	57	61	61	46	46	51	48	47	48	57	18	54	43	48	62	50	47	46	62	26	34	33	42	27	26	30	36	26	25	22	26	21	20	29	17	12	13
Percentage of StockIssuedDuringPeriodValueShareBasedCompensation	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

us-gaap:StockIssuedDuringPeriodValueShareBasedCompensation us-gaap:StatementClassOfStock, us-gaap:StatementEquityComponents

us-gaap:CommonClassA, us-gaap:CommonStock

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2013-03-31	2012-12-31
Value	0.001	0.022	0.001	0.0	0.001	0.024	0.001	0.0	0.001	0.023	0.001	0.001	0.0	0.024	0.001	0.001	0.0	0.025	0.001	0.001	0.001	0.022	0.001	0.005	0.001	0.021	0.001	0.01	0.01	0.021	0.002	0.008	0.002	0.017	0.001
Percentage of StockIssuedDuringPeriodValueShareBasedCompensation	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.1	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0

us-gaap:StockIssuedDuringPeriodValueShareBasedCompensation us-gaap:StatementEquityComponents

us-gaap:AdditionalPaidInCapital

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2013-03-31	2012-12-31	2012-09-30	2012-06-30	2012-03-31	2011-12-31	2011-09-30	2011-06-30	2011-03-31	2010-12-31	2010-09-30
Value	59	51	44	49	54	55	46	50	54	55	41	41	46	42	39	37	39	39	39	29	28	30	32	25	28	36	23	34	33	42	23	21	25	30	20	19	17	21	15	15	23	12	7.596	8.406
Percentage of StockIssuedDuringPeriodValueShareBasedCompensation	95.2	94.3	90.5	92.2	95.8	94.3	84.0	87.8	89.2	91.0	89.3	89.4	90.5	89.3	83.9	78.5	68.3	216.5	72.6	67.9	57.6	48.9	65.2	53.8	61.0	59.3	87.4	99.4	100.0	100.0	82.7	81.8	84.0	83.4	78.4	78.2	77.3	79.6	75.2	75.9	80.2	70.7	59.7	62.9

us-gaap:NoncontrollingInterest

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2013-03-31	2012-12-31	2012-09-30	2012-06-30	2012-03-31	2011-12-31	2011-09-30	2011-06-30	2011-03-31	2010-12-31	2010-09-30
Value	3.011	3.096	4.692	4.231	2.384	3.311	8.781	6.993	6.61	5.506	4.935	4.928	4.875	5.122	7.628	10	18	-21.372	15	13	20	31	17	21	18	25	3.388	0.205	0.0	0.0	4.82	4.82	4.813	5.912	5.678	5.465	5.069	5.485	5.249	4.833	5.918	5.057	5.134	4.964
Percentage of StockIssuedDuringPeriodValueShareBasedCompensation	4.8	5.6	9.5	7.8	4.2	5.6	16.0	12.2	10.7	9.0	10.7	10.6	9.5	10.7	16.1	21.5	31.7	-116.6	27.4	32.1	42.4	51.0	34.8	46.2	39.0	40.7	12.6	0.6	0.0	0.0	17.3	18.2	16.0	16.4	21.6	21.8	22.7	20.3	24.8	24.0	19.8	29.3	40.3	37.1

us-gaap:TravelAndEntertainmentExpense

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2013-03-31	2012-12-31	2012-09-30	2012-06-30	2012-03-31	2011-12-31	2011-09-30	2011-06-30	2011-03-31	2010-12-31	2010-09-30	2010-06-30
Value	3.715	2.292	2.798	3.182	3.756	16	20	17	19	17	17	16	17	16	17	15	16	14	15	12	15	13	16	12	13	13	12	9.576	10	7.384	8.686	7.801	8.284	7.181	7.29	6.802	7.648	6.733	7.288	5.871	5.434	4.513	4.685	4.441	3.979
Percentage of TravelAndEntertainmentExpense	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

us-gaap:TreasuryStockAcquiredAverageCostPerShare

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31
Value	138.86	121.03	0.18	-0.15	53.43	76.57	-0.94	79.03	84.3	86.19	-4.96	1.57	-1.31	97.94	0.03	-3.01	1.59	0.05	0.1	45.89	-0.03
Percentage of TreasuryStockAcquiredAverageCostPerShare	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

us-gaap:TreasuryStockAcquiredAverageCostPerShare evr:NetSettlementofShareBasedAwards

evr:NetSettlementofShareBasedAwards

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31
Value	139.24	116.61	0.33	58.37	52.66	77.05	-0.3	83.36	90.79	89.53	-0.28	0.26	0.06	99.6	0.06
Percentage of TreasuryStockAcquiredAverageCostPerShare	100.3	96.3	183.3	-38913.3	98.6	100.6	31.9	105.5	107.7	103.9	5.6	16.6	-4.6	101.7	200.0

us-gaap:TreasuryStockAcquiredAverageCostPerShare us-gaap:ShareRepurchaseProgram

evr:ShareRepurchaseProgram

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31
Value	138.85	125.0	0	0	58.28	76.02	-0.87	78.87	84.2	74.07	-6.24	4.44	-2.07	93.68	0	0.82	0	0	1.1	47.11	0.98
Percentage of TreasuryStockAcquiredAverageCostPerShare	100.0	103.3	0.0	-0.0	109.1	99.3	92.6	99.8	99.9	85.9	125.8	282.8	158.0	95.7	0.0	-27.2	0.0	0.0	1100.0	102.7	-3266.7

us-gaap:TreasuryStockSharesAcquired

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31
Value	1.368	1.94	0.035	0.016	0.029	1.842	0.385	0.494	1.271	1.249	1.198	0.247	0.239	1.422	0.027
Percentage of TreasuryStockSharesAcquired	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

us-gaap:TreasuryStockSharesAcquired evr:NetSettlementofShareBasedAwards

evr:NetSettlementofShareBasedAwards

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31
Value	0.017	0.917	0.035	0.016	0.025	0.992	0.024	0.017	0.019	0.979	0.025	0.024	0.012	1.024
Percentage of TreasuryStockSharesAcquired	1.2	47.3	100.0	100.0	86.2	53.9	6.2	3.4	1.5	78.4	2.1	9.7	5.0	72.0

us-gaap:TreasuryStockSharesAcquired us-gaap:ShareRepurchaseProgram

evr:ShareRepurchaseProgram

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31
Value	1.351	1.023	0.0	0.0	0.004	0.85	0.361	0.477	1.252	0.27	1.173	0.223	0.227	0.398
Percentage of TreasuryStockSharesAcquired	98.8	52.7	0.0	0.0	13.8	46.1	93.8	96.6	98.5	21.6	97.9	90.3	95.0	28.0

us-gaap:TreasuryStockValueAcquiredCostMethod

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2013-03-31	2012-12-31	2012-09-30	2012-06-30	2012-03-31	2011-12-31	2011-09-30	2011-06-30	2011-03-31	2010-12-31	2010-09-30
Value	189	234	3.072	0.927	1.546	141	29	39	107	107	102	26	21	139	2.064	60	144	86	5.463	1.999	51	108	131	28	35	88	7.713	42	31	61	2.547	3.965	51	29	1.57	24	25	14	10	18	3.169	13	0.531	10
Percentage of TreasuryStockValueAcquiredCostMethod	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

us-gaap:TreasuryStockValueAcquiredCostMethod us-gaap:StatementEquityComponents

us-gaap:TreasuryStock

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2013-03-31	2012-12-31	2012-09-30	2012-06-30	2012-03-31	2011-12-31	2011-09-30	2011-06-30	2011-03-31	2010-12-31	2010-09-30
Value	189	234	3.072	0.927	1.546	141	29	39	107	107	102	26	21	139	2.064	60	144	86	5.463	1.999	51	108	131	28	35	88	7.713	42	31	61	2.547	3.965	51	29	1.57	24	25	14	10	18	3.169	13	0.531	10
Percentage of TreasuryStockValueAcquiredCostMethod	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

us-gaap:UnrecognizedTaxBenefitsReductionsResultingFromLapseOfApplicableStatuteOfLimitations

Period End	2020-09-30
Value	118000.0
Percentage of UnrecognizedTaxBenefitsReductionsResultingFromLapseOfApplicableStatuteOfLimitations	100.0

us-gaap:VariableLeaseCost

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31
Value	1766000.0	1852000.0	2794000.0	1841000.0	1132000.0	1723000.0	1902000.0	1754000.0	3221000.0	1597000.0
Percentage of VariableLeaseCost	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

dei:EntityCommonStockSharesOutstanding us-gaap:ConsolidatedEntities, us-gaap:StatementClassOfStock

dei:EntityCommonStockSharesOutstanding

srt:Subsidiaries, us-gaap:CommonClassB

Period End	2020-07-23	2020-04-23	2020-02-18	2019-10-23	2019-07-24
Value	4.7e-05	4.6e-05	4.1e-05	1.3e-05	1.3e-05
Percentage of EntityCommonStockSharesOutstanding	100.0	100.0	100.0	100.0	100.0

dei:EntityCommonStockSharesOutstanding us-gaap:StatementClassOfStock

us-gaap:CommonClassA

Period End	2020-07-23	2020-04-23	2020-02-18	2019-10-23	2019-07-24	2019-04-24	2019-02-15	2018-10-24	2018-07-25	2018-04-25	2018-02-15	2017-10-25	2017-07-25	2017-04-26	2017-02-15	2016-10-26	2016-07-27	2016-04-27	2016-02-17	2015-10-28	2015-07-29	2015-04-29	2015-02-18	2014-10-29	2014-07-30	2014-04-30	2014-02-19	2013-10-30	2013-07-31	2013-05-01	2013-02-19	2012-10-31	2012-07-31	2012-04-30	2012-02-21	2011-11-02	2011-08-01
Value	40	40	40	39	39	41	40	40	40	40	41	38	39	41	41	38	38	39	39	36	36	36	36	36	36	34	34	32	31	31	31	29	28	29	28	27	26
Percentage of EntityCommonStockSharesOutstanding	86363491.5	88120950.0	99124556.1	300661523.1	306707576.9	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0

us-gaap:CommonClassB

Period End	2020-07-23	2020-04-23	2020-02-18	2019-10-23	2019-07-24	2019-04-24	2019-02-15	2018-10-24	2018-07-25	2018-04-25	2018-02-15	2017-10-25	2017-07-25	2017-04-26	2017-02-15	2016-10-26	2016-07-27	2016-04-27	2016-02-17	2015-10-28	2015-07-29	2015-04-29	2015-02-18	2014-10-29	2014-07-30	2014-04-30	2014-02-19	2013-10-30	2013-07-31	2013-05-01	2013-02-19	2012-10-31	2012-07-31	2012-04-30	2012-02-21	2011-11-02	2011-08-01
Value	5.3e-05	5.4e-05	5.9e-05	8.7e-05	8.7e-05	8.6e-05	8.6e-05	8.6e-05	8.6e-05	8.7e-05	8.2e-05	8.1e-05	2.6e-05	2.6e-05	2.5e-05	2.4e-05	2.5e-05	2.5e-05	2.5e-05	2.5e-05	2.6e-05	2.7e-05	2.6e-05	2.7e-05	2.7e-05	2.9e-05	3.2e-05	4.1e-05	4.2e-05	4.3e-05	4.2e-05	4.5e-05	4.5e-05	4.7e-05	4.7e-05	4.7e-05	4.8e-05
Percentage of EntityCommonStockSharesOutstanding	112.8	117.4	143.9	669.2	669.2	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0

evr:AccountsPayableRelatedPartiesCurrentAndNoncurrentFairValueDisclosure us-gaap:FairValueByFairValueHierarchyLevel

evr:AccountsPayableRelatedPartiesCurrentAndNoncurrentFairValueDisclosure

us-gaap:FairValueInputsLevel2

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2013-03-31	2012-12-31	2012-09-30	2012-06-30	2012-03-31	2011-12-31
Value	48	47	24	21	37	35	31	28	45	45	31	34	44	44	31	27	38	36	27	25	31	32	28	29	31	28	18	14	17	16	19	14	16	15	12	10	12	11	12
Percentage of AccountsPayableRelatedPartiesCurrentAndNoncurrentFairValueDisclosure	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

evr:AccountsPayableRelatedPartiesCurrentAndNoncurrentFairValueDisclosure us-gaap:FairValueByMeasurementBasis

us-gaap:CarryingReportedAmountFairValueDisclosure

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2013-12-31
Value	48	47	24	21	37	35	31	28	45	45	31	34	44	44	31	27	38	36	27	25	31	32	28	29	31	28	18	19
Percentage of AccountsPayableRelatedPartiesCurrentAndNoncurrentFairValueDisclosure	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

us-gaap:EstimateOfFairValueFairValueDisclosure

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2013-12-31
Value	48	47	24	21	37	35	31	28	45	45	31	34	44	44	31	27	38	36	27	25	31	32	28	29	31	28	18	19
Percentage of AccountsPayableRelatedPartiesCurrentAndNoncurrentFairValueDisclosure	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

evr:AccountsReceivablesRelatedPartiesFairValueDisclosure us-gaap:FairValueByFairValueHierarchyLevel

evr:AccountsReceivablesRelatedPartiesFairValueDisclosure

us-gaap:FairValueInputsLevel2

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2013-03-31	2012-12-31	2012-09-30	2012-06-30	2012-03-31	2011-12-31
Value	19	23	23	25	22	24	22	20	19	22	23	23	21	20	17	16	15	18	15	19	18	20	21	18	17	18	17	12	9.455	11	9.233	9.21	9.111	10	5.166	5.539	6.546	56	52
Percentage of AccountsReceivablesRelatedPartiesFairValueDisclosure	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

evr:AccountsReceivablesRelatedPartiesFairValueDisclosure us-gaap:FairValueByMeasurementBasis

us-gaap:CarryingReportedAmountFairValueDisclosure

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2013-12-31
Value	19	23	23	25	22	24	22	20	19	22	23	23	21	20	17	16	15	18	15	19	18	20	21	18	17	18	17	9.233
Percentage of AccountsReceivablesRelatedPartiesFairValueDisclosure	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

us-gaap:EstimateOfFairValueFairValueDisclosure

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2013-12-31
Value	19	23	23	25	22	24	22	20	19	22	23	23	21	20	17	16	15	18	15	19	18	20	21	18	17	18	17	9.233
Percentage of AccountsReceivablesRelatedPartiesFairValueDisclosure	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

evr:AmountsDuePursuantToTaxReceivableAgreements

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2013-03-31	2012-12-31	2012-09-30	2012-06-30	2012-03-31	2011-12-31	2011-09-30	2011-06-30	2010-12-31
Value	79	78	76	84	84	84	84	94	94	94	94	101	101	97	90	179	177	176	174	186	186	186	186	197	194	192	191	199	195	192	175	175	169	169	165	151	141	141	137	142	142	97
Percentage of AmountsDuePursuantToTaxReceivableAgreements	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

evr:AmountsDuePursuantToTaxReceivableAgreements us-gaap:CapitalUnitsByClass

evr:ClassALPUnits

Period End	2020-12-31	2018-12-31	2017-12-31	2016-12-31
Value	1.333	13	6.767	0.666
Percentage of AmountsDuePursuantToTaxReceivableAgreements	1.7	14.0	7.5	0.4

evr:AmountsDuePursuantToTaxReceivableAgreements us-gaap:ConsolidatedEntities

srt:ParentCompany

Period End	2020-12-31	2019-12-31	2018-12-31	2017-12-31
Value	76	84	94	90
Percentage of AmountsDuePursuantToTaxReceivableAgreements	100.0	100.0	100.0	100.0

evr:AmountsDuePursuantToTaxReceivableAgreementsCurrent

Period End	2020-12-31	2019-12-31	2018-12-31	2017-12-31	2016-12-31	2015-12-31	2014-12-31	2013-12-31	2012-12-31	2011-12-31	2010-12-31
Value	9.891	9.57	9.161	12	12	11	10	8.872	7.274	6.21	3.976
Percentage of AmountsDuePursuantToTaxReceivableAgreementsCurrent	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

evr:BoardOfDirectorFees

Period End	2020-12-31	2019-12-31	2018-12-31	2017-12-31	2016-12-31	2015-12-31	2014-12-31	2013-12-31	2012-12-31	2011-12-31	2010-12-31
Value	550000.0	567000.0	566000.0	350000.0	300000.0	200000.0	215000.0	266000.0	266000.0	235000.0	205000.0
Percentage of BoardOfDirectorFees	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

evr:CertificatesOfDepositFairValueDisclsoure us-gaap:FairValueByFairValueHierarchyLevel

evr:CertificatesOfDepositFairValueDisclsoure

us-gaap:FairValueInputsLevel2

Period End	2021-06-30	2021-03-31
Value	122	73
Percentage of CertificatesOfDepositFairValueDisclsoure	100.0	100.0

evr:CertificatesOfDepositFairValueDisclsoure us-gaap:FairValueByMeasurementBasis

us-gaap:CarryingReportedAmountFairValueDisclosure

Period End	2021-06-30	2021-03-31
Value	122	73
Percentage of CertificatesOfDepositFairValueDisclsoure	100.0	100.0

us-gaap:EstimateOfFairValueFairValueDisclosure

Period End	2021-06-30	2021-03-31
Value	122	73
Percentage of CertificatesOfDepositFairValueDisclsoure	100.0	100.0

evr:ContractAssetsFairValueDisclosure us-gaap:FairValueByFairValueHierarchyLevel

evr:ContractAssetsFairValueDisclosure

us-gaap:FairValueInputsLevel2

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31
Value	60	31	34	21	12	40	33	3.169	81	2.369	3.348
Percentage of ContractAssetsFairValueDisclosure	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

evr:ContractAssetsFairValueDisclosure us-gaap:FairValueByMeasurementBasis

us-gaap:CarryingReportedAmountFairValueDisclosure

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31
Value	61	31	34	21	12	41	34	3.362	82	2.614	3.374
Percentage of ContractAssetsFairValueDisclosure	101.0	101.6	101.6	100.8	104.3	101.9	100.5	106.1	101.0	110.3	100.8

us-gaap:EstimateOfFairValueFairValueDisclosure

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31
Value	60	31	34	21	12	40	33	3.169	81	2.369	3.348
Percentage of ContractAssetsFairValueDisclosure	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

evr:ContractualObligationsRelatedToTaxReceivableAgreements

Period End	2020-12-31	2019-12-31	2018-12-31	2017-12-31	2016-12-31	2015-12-31	2014-12-31
Value	86	94	103	103	186	197	202
Percentage of ContractualObligationsRelatedToTaxReceivableAgreements	100.0	100.0	100.0	100.0	100.0	100.0	100.0

evr:ContractwithCustomerReceivableNetCurrent

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31
Value	328	356	368	282	310	247	296	305	316	357	309	232	273	223	184
Percentage of ContractwithCustomerReceivableNetCurrent	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

evr:ContractwithCustomerReceivableNetNoncurrent

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31
Value	75	68	70	62	61	59	63	64	62	60	60	53	51	41	34
Percentage of ContractwithCustomerReceivableNetNoncurrent	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

evr:DeferredCompensationArrangementwithIndividualCompensationCostNotYetRecognized

Period End	2020-09-30	2020-06-30
Value	197	214
Percentage of DeferredCompensationArrangementwithIndividualCompensationCostNotYetRecognized	100.0	100.0

evr:DeferredCompensationArrangementwithIndividualCompensationCostNotYetRecognized us-gaap:AwardType

evr:DeferredCashCompensationProgram

Period End	2021-06-30	2021-03-31	2020-12-31	2019-12-31	2018-12-31
Value	225	254	182	127	111
Percentage of DeferredCompensationArrangementwithIndividualCompensationCostNotYetRecognized	0.0	0.0	0.0	0.0	0.0

evr:OtherDeferredCash

Period End	2020-12-31
Value	16
Percentage of DeferredCompensationArrangementwithIndividualCompensationCostNotYetRecognized	0.0

evr:DeferredCompensationArrangementwithIndividualCompensationCostNotYetRecognized us-gaap:AwardType, us-gaap:PlanName

evr:A2017LongtermIncentivePlan, evr:LongTermIncentivePlan

Period End	2021-06-30	2021-03-31
Value	17	20
Percentage of DeferredCompensationArrangementwithIndividualCompensationCostNotYetRecognized	0.0	0.0

evr:A2021LongTermIncentivePlan, evr:LongTermIncentivePlan

Period End	2021-06-30
Value	125
Percentage of DeferredCompensationArrangementwithIndividualCompensationCostNotYetRecognized	0.0

evr:LongTermIncentivePlan, evr:A2017LongtermIncentivePlan

Period End	2020-12-31	2020-09-30	2020-06-30	2019-12-31	2018-12-31
Value	25	30	36	60	93
Percentage of DeferredCompensationArrangementwithIndividualCompensationCostNotYetRecognized	0.0	15.5	17.1	0.0	0.0

evr:DeferredTaxAssetsDepreciationAndAmortization

Period End	2020-12-31	2019-12-31	2018-12-31	2017-12-31	2016-12-31	2015-12-31	2014-12-31	2013-12-31	2012-12-31	2011-12-31	2010-12-31
Value	24	37	33	26	31	29	25	20	14	13	5.793
Percentage of DeferredTaxAssetsDepreciationAndAmortization	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

evr:DeferredTaxAssetsOperatingLease

Period End	2020-12-31	2019-12-31	2018-12-31
Value	80	58	0.0
Percentage of DeferredTaxAssetsOperatingLease	100.0	100.0	0.0

evr:DeferredTaxLiabilityOperatingLease

Period End	2020-12-31	2019-12-31	2018-12-31
Value	63	46	0.0
Percentage of DeferredTaxLiabilityOperatingLease	100.0	100.0	0.0

evr:EquityInvestmentInSubsidiary us-gaap:ConsolidatedEntities

evr:EquityInvestmentInSubsidiary

srt:ParentCompany

Period End	2020-12-31	2019-12-31	2018-12-31	2017-12-31
Value	1419	1066	824	612
Percentage of EquityInvestmentInSubsidiary	100.0	100.0	100.0	100.0

evr:InvestmentsDisclosure us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName

evr:InvestmentsDisclosure

evr:Trilantic

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2017-12-31
Value	5.293	6.435	6.623	6.638	6.762	6.762	6.762	6.771	7.143	7.546	9.932	10
Percentage of InvestmentsDisclosure	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

evr:TrilanticV

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2017-12-31
Value	0.005	0.005	0.029	0.014	0.155	0.146	0.147	0.072	0.467	4.513
Percentage of InvestmentsDisclosure	0.1	0.1	0.4	0.2	2.3	2.2	2.1	1.0	4.7	43.4

evr:TrilanticVI

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2019-12-31	2019-09-30	2019-06-30	2019-03-31
Value	1.325	0.183	0.11	0.11	3.015	3.015	2.642	2.313
Percentage of InvestmentsDisclosure	25.0	2.8	1.7	1.7	44.6	44.5	37.0	30.7

evr:LesseeAdditionalPaymentsforOperatingLeasesNotYetCommenced

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30
Value	198	195	195	197
Percentage of LesseeAdditionalPaymentsforOperatingLeasesNotYetCommenced	100.0	100.0	100.0	100.0

evr:LesseeAdditionalPaymentsforOperatingLeasesNotYetCommenced us-gaap:PropertyPlantAndEquipmentByType

us-gaap:Building

Period End	2021-03-31
Value	1.325
Percentage of LesseeAdditionalPaymentsforOperatingLeasesNotYetCommenced	0.7

evr:LongTermDebtMaturitiesRepaymentsOfPrincipalAndInterest us-gaap:LongtermDebtType

evr:LongTermDebtMaturitiesRepaymentsOfPrincipalAndInterest

us-gaap:SeniorNotes

Period End	2020-12-31	2019-12-31	2018-12-31	2013-12-31	2012-12-31
Value	505	519	219	163	169
Percentage of LongTermDebtMaturitiesRepaymentsOfPrincipalAndInterest	100.0	100.0	100.0	100.0	100.0

evr:LongTermDebtMaturitiesRepaymentsOfPrincipalAndInterestAfterYearFive us-gaap:LongtermDebtType

evr:LongTermDebtMaturitiesRepaymentsOfPrincipalAndInterestAfterYearFive

us-gaap:SeniorNotes

Period End	2020-12-31	2013-12-31	2012-12-31
Value	328	132	138
Percentage of LongTermDebtMaturitiesRepaymentsOfPrincipalAndInterestAfterYearFive	100.0	100.0	100.0

EVR

Table of contents

Plots across concepts

Tables

Common Stock Value

us-gaap:CommonStockValue us-gaap:ConsolidatedEntities, us-gaap:StatementClassOfStock

us-gaap:CommonStockValue

srt:ParentCompany, us-gaap:CommonClassA

us-gaap:CommonStockValue us-gaap:StatementClassOfStock

us-gaap:CommonClassA

Common Stock Shares Issued

us-gaap:CommonStockSharesIssued us-gaap:ConsolidatedEntities, us-gaap:StatementClassOfStock

us-gaap:CommonStockSharesIssued

srt:ParentCompany, us-gaap:CommonClassA

Weighted Average Number Of Diluted Shares Outstanding

us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding

us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding

us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding us-gaap:StatementClassOfStock

us-gaap:CommonClassA

Weighted Average Number Of Shares Outstanding Basic

us-gaap:WeightedAverageNumberOfSharesOutstandingBasic

us-gaap:WeightedAverageNumberOfSharesOutstandingBasic

us-gaap:WeightedAverageNumberOfSharesOutstandingBasic us-gaap:StatementClassOfStock

us-gaap:CommonClassA

Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount

us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecurities, us-gaap:CapitalUnitsByClass

us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount

evr:LPUnits, evr:ClassAandELPUnits

Earnings Per Share Basic

us-gaap:EarningsPerShareBasic

us-gaap:EarningsPerShareBasic

us-gaap:EarningsPerShareBasic us-gaap:StatementClassOfStock

us-gaap:CommonClassA

Earnings Per Share Diluted

us-gaap:EarningsPerShareDiluted

us-gaap:EarningsPerShareDiluted

us-gaap:EarningsPerShareDiluted us-gaap:StatementClassOfStock

us-gaap:CommonClassA

Allocated Share Based Compensation Expense

us-gaap:AllocatedShareBasedCompensationExpense us-gaap:AwardType, us-gaap:PlanName

us-gaap:AllocatedShareBasedCompensationExpense

us-gaap:RestrictedStockUnitsRSU, evr:TwoThousandSixandTwoThousandSixteenStockIncentivePlans

us-gaap:AllocatedShareBasedCompensationExpense us-gaap:BusinessAcquisition, us-gaap:CapitalUnitsByClass, us-gaap:StatementEquityComponents

evr:EvercoreISI, evr:ClassJLPUnits, evr:AcquisitionRelated

us-gaap:AllocatedShareBasedCompensationExpense us-gaap:CapitalUnitsByClass

evr:ClassKPUnits

us-gaap:AllocatedShareBasedCompensationExpense us-gaap:TitleOfIndividual, us-gaap:CapitalUnitsByClass

srt:BoardOfDirectorsChairman, evr:ClassIPUnits

Comprehensive Income Net Of Tax

us-gaap:ComprehensiveIncomeNetOfTax

us-gaap:ComprehensiveIncomeNetOfTax

Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest

us-gaap:ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest

us-gaap:ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest

us-gaap:ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest us-gaap:StatementEquityComponents

us-gaap:NoncontrollingInterest

Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest

us-gaap:ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest

us-gaap:ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest

Gain Loss On Investments

us-gaap:GainLossOnInvestments

us-gaap:GainLossOnInvestments

Income Loss From Continuing Operations

us-gaap:IncomeLossFromContinuingOperations

us-gaap:IncomeLossFromContinuingOperations

Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest

us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest

us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest

us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest us-gaap:StatementBusinessSegments

evr:InvestmentBanking

evr:InvestmentManagement

Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments

us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments

us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments

us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments us-gaap:StatementBusinessSegments

evr:InvestmentBanking

evr:InvestmentManagement

Income Tax Expense Benefit

us-gaap:IncomeTaxExpenseBenefit

us-gaap:IncomeTaxExpenseBenefit