EGP

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

Plots across concepts

IncomeStatement

Balance Sheet

Assets

Current Assets

NonCurrent Assets

Liabilities

Stockholders Equity

Per Share

CashFlow

NetCashProvidedByUsedInOperatingActivities

NetCashProvidedByUsedInInvestingActivities

NetCashProvidedByUsedInFinancingActivities

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	2010-03-31
us-gaap:CommonStockValue	█████████████▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁	0.004	0.004	0.004	0.004	0.004	0.004	0.004	0.004	0.004	0.004	0.004	0.004	0.004	0.003	0.003	0.003	0.003	0.003	0.003	0.003	0.003	0.003	0.003	0.003	0.003	0.003	0.003	0.003	0.003	0.003	0.003	0.003	0.003	0.003	0.003	0.003	0.003	0.003	0.003	0.003	0.003	0.003	0.003	NA	NA	NA
us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding	████▇▇▇▇▆▆▆▆▅▅▅▅▅▄▄▄▄▄▄▄▄▄▄▄▃▃▃▃▃▃▂▂▂▁▁▁▁▁▁▁▁▁	40.165	39.765	39.653	39.45	39.077	38.961	38.687	37.869	37.019	36.526	36.232	35.798	35.259	34.736	34.505	34.29	34.04	33.409	32.964	32.823	32.44	32.307	32.314	32.248	32.139	32.109	32.043	31.644	31.244	30.886	30.699	30.4	30.096	29.89	29.614	29.03	28.341	27.718	27.206	26.914	26.897	26.873	26.864	26.828	26.815	26.794
us-gaap:WeightedAverageNumberOfSharesOutstandingBasic	████▇▇▇▇▆▆▆▆▅▅▅▅▅▄▄▄▄▄▄▄▄▄▄▄▃▃▃▃▃▃▂▂▂▁▁▁▁▁▁▁▁▁	40.068	39.673	39.507	39.338	39.007	38.882	38.561	37.771	36.944	36.465	36.135	35.716	35.196	34.689	34.406	34.215	33.987	33.361	32.874	32.741	32.376	32.254	32.159	32.126	32.045	32.032	31.892	31.515	31.137	30.806	30.556	30.281	29.991	29.809	29.491	28.912	28.246	27.647	27.116	26.839	26.82	26.809	26.769	26.758	26.748	26.735
us-gaap:EarningsPerShareBasic	▄▄▆▄▄▄█▄▄▄▃▄▃▅▃▃▆▂▃▃█▄▂▂▃▂▂▃▂▂▂▂▂▂▃▁▂▁▂▁▁▁▁▁▁▁	0.69	0.69	0.94	0.62	0.6	0.6	1.29	0.6	0.73	0.62	0.51	0.64	0.52	0.83	0.51	0.46	1.09	0.38	0.46	0.45	1.36	0.67	0.36	0.37	0.45	0.31	0.4	0.56	0.29	0.27	0.31	0.28	0.25	0.24	0.41	0.23	0.28	0.2	0.24	0.21	0.2	0.18	0.18	0.15	0.17	0.18
us-gaap:EarningsPerShareDiluted	▄▄▆▄▄▄█▄▄▄▃▄▃▅▃▃▆▂▃▃█▄▂▂▃▂▂▃▂▂▂▂▂▂▃▁▂▁▂▁▁▁▁▁▁▁	0.69	0.69	0.94	0.62	0.6	0.6	1.28	0.6	0.73	0.62	0.51	0.64	0.52	0.83	0.51	0.46	1.08	0.38	0.46	0.45	1.35	0.67	0.35	0.37	0.45	0.31	0.4	0.56	0.29	0.27	0.31	0.28	0.25	0.24	0.41	0.23	0.28	0.19	0.24	0.21	0.2	0.18	0.18	0.15	0.17	0.18

		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

		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

		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
us-gaap:AllocatedShareBasedCompensationExpense	▁█	-2.893	-2.147	NA	-2.036	-2.694	-1.781	NA	-1.739	-2.291	-1.447	10.606	-1.574	-1.885	-1.044	12.665	-1.378	-1.592	-2.683	10.847	-0.707	-7.324	3.015	14.988	-1.856	-2.366	-2.343	11.799	-9.14	5.977	-2.069	9.864	-1.066	-1.427	-1.831	8.018	-0.871	-4.192	1.492	0.584	0.555	0.854	0.794	NA	NA	NA	NA
us-gaap:AllocatedShareBasedCompensationExpense egp:AwardRecipientType egp:AwardRecipientTypeDirector	▇▁▁▂█▁▁▁▇▁▁▁█▄▃▂▂▂▂▂▂▂▂▂▂▂▂▂▂▂▂▂▂▂▂▂▂	0.704	0.003	0.003	0.091	0.801	0.002	0.002	0.001	0.722	0.002	0.002	0.001	0.776	0.355	0.179	0.168	0.161	0.162	0.162	0.161	0.133	0.133	0.133	0.133	0.124	0.124	0.127	0.124	0.12	0.119	0.11	0.105	0.09	0.09	0.09	0.09	0.075	NA	NA	NA	NA	NA	NA	NA	NA	NA
us-gaap:AllocatedShareBasedCompensationExpense egp:AwardRecipientType,egp:ShareBasedPaymentAwardstype egp:AwardRecipientTypeEmployee,us-gaap:RestrictedStock	▄▄▄▄▄▃█▃▃▃▃▃▂▂▃▂▂▅▁▁▁▆▄▄▄▅▂▂▃	2.189	2.144	1.988	1.945	1.893	1.779	3.895	1.739	1.569	1.444	1.597	1.574	1.108	1.043	1.357	1.319	0.952	2.681	0.813	0.706	0.651	3.014	1.856	1.855	1.839	2.341	1.33	1.324	1.348	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA
us-gaap:AllocatedShareBasedCompensationExpense us-gaap:StatementEquityComponents us-gaap:AdditionalPaidInCapital	▁█	-2.893	-2.147	NA	-2.036	-2.694	-1.781	NA	-1.739	-2.291	-1.447	10.606	-1.574	-1.885	-1.044	12.665	-1.378	-1.592	-2.683	10.847	-0.707	-1.294	-3.015	-1.858	-1.856	-2.366	-2.343	11.799	-9.14	5.977	-2.069	1.216	1.066	1.427	1.831	8.018	-0.871	-4.192	1.492	0.584	0.555	0.854	0.794	NA	NA	NA	NA
us-gaap:ComprehensiveIncomeNetOfTax	▄▆▆▄▃▁█▄▄▃▂▄▃▅▃▃▆▂▄▃▆▃▂▁▃▁▂▃▁▁▂▁▂▁▂▁▁▁▁▁▁▁	26.295	35.553	39.874	25.763	21.66	7.507	52.038	22.315	23.199	20.216	14.564	23.563	19.413	32.319	20.293	16.108	35.906	14.229	26.928	17.267	40.451	16.314	14.889	6.828	17.655	7.395	10.45	18.792	7.378	7.335	10.733	6.766	9.761	7.376	12.451	6.166	7.973	5.403	6.405	5.67	5.492	4.792	NA	NA	NA	NA
us-gaap:CostsAndExpenses	██▇▇▇▇▇▆▆▅▅▅▅▄▄▄▄▄▄▃▃▄▃▃▃▃▃▃▂▂▂▂▂▂▁▂▂▂▁▁▁▁▁▁▁▁	64.026	62.499	60.072	59.498	58.112	57.11	57.001	53.007	54.822	49.985	50.263	47.748	48.001	45.824	45.907	44.325	44.012	44.71	42.965	40.402	40.014	42.294	40.805	38.206	37.843	39.093	37.471	37.051	35.897	35.628	35.953	34.14	32.927	32.57	30.293	31.576	31.477	32.165	29.17	29.671	29.288	29.676	28.333	30.345	30.295	30.851
us-gaap:GeneralAndAdministrativeExpense	▆▅▃▄▅▃▇▃▆▄▄▃▄▄▃▃▂█▂▁▃█▄▃▄▆▂▃▂▃▂▂▂▃▁▁▁▃▂▁▂▂▂▁▁▂	4.486	4.036	3.384	3.714	4.025	3.281	4.905	3.151	4.506	3.844	3.475	3.06	3.74	3.463	3.386	3.205	2.903	5.478	2.569	2.328	3.023	5.312	3.562	3.179	3.812	4.538	2.947	3.373	2.958	3.448	2.995	2.589	2.777	3.364	2.383	2.453	2.536	3.116	2.564	2.551	2.607	2.969	2.729	2.521	2.544	2.61
us-gaap:InterestExpense	▃▃▃▃▃▃▃▃▃▃▃▃▃▃▃▃▃▃▃▃▃▃▃▃▃▃▃▃▃▃▃▃▃▃▃▃▃▃█▁▁▃█▁▁▃	8.181	8.276	8.777	8.347	8.346	8.457	8.249	8.522	8.846	8.846	8.853	8.804	8.842	8.607	8.37	8.704	9.015	8.686	8.135	8.841	9.172	9.065	8.886	8.492	8.483	8.805	8.821	8.781	8.898	8.986	9.009	8.845	8.717	8.621	8.527	8.426	8.977	9.441	60.809	-8.68	-8.542	8.878	61.686	-8.845	-8.892	8.778
us-gaap:InterestPaidNet	▆▁▄▄▄▄▃▂▇▁█▁▆▂▅▃▆▃▃▅▅▅▂▅▂▇▃▆▃▇▄▄▄▄▄▄▅▅▄▅▄▅▅▅▅▅	9.257	6.503	8.142	8.059	7.98	8.181	7.61	6.963	9.62	6.646	10.346	6.584	9.387	7.141	8.656	7.818	9.439	7.721	7.618	8.607	8.535	8.835	7.206	8.973	7.285	9.7	7.638	9.438	7.649	9.701	8.028	8.195	8.4	8.257	8.223	8.224	8.971	8.967	8.331	8.469	8.222	8.649	8.488	8.637	8.672	8.583
us-gaap:NetIncomeLossAttributableToNoncontrollingInterest	▂▂▂▂▁▁█▁▁▁▂▂▂▂▂▂▂▂▂▂▂▂▂▂▂▂▂▂▂▂▂▂▂▂▂▂▂▂▁▁▁▂▁▁▁▂	0.02	0.018	0.014	0.01	0.003	0.001	1.673	0.004	-0.004	0.005	0.027	0.031	0.037	0.035	0.077	0.088	0.087	0.154	0.147	0.139	0.18	0.119	0.143	0.129	0.13	0.131	0.134	0.132	0.124	0.142	0.158	0.151	0.147	0.154	0.147	0.126	0.111	0.119	-0.121	-0.121	-0.123	0.11	-0.123	-0.103	-0.101	0.103
us-gaap:NetIncomeLossAvailableToCommonStockholdersBasic	▅▅▆▄▄▄█▄▅▄▃▄▃▅▃▃▆▂▃▃▇▄▂▂▃▂▂▃▂▂▂▂▂▁▂▁▂▁▁▁▁▁▁▁▁▁	27.558	27.339	37.181	24.401	23.484	23.297	49.609	22.571	26.953	22.529	18.556	23.01	18.227	28.713	17.59	15.884	36.89	12.819	15.224	14.661	43.913	21.711	11.435	11.968	14.533	9.93	12.722	17.729	9.118	8.372	9.455	8.363	7.643	7.154	12.238	6.771	7.973	5.403	6.405	5.67	5.492	4.792	4.922	4.023	4.477	4.903
us-gaap:OtherComprehensiveIncomeLossNetOfTax	▅▇▆▅▅▁▆▅▄▄▄▅▅▆▆▅▅▅█▆▄▄▆▄▆▄▄▅▅▅▅▅▆▅▅▅▅▅▅▅	-1.263	8.214	2.693	1.362	-1.824	-15.79	2.429	-0.256	-3.754	-2.313	-3.992	0.553	1.186	3.606	2.703	0.224	-0.984	1.41	11.704	2.606	-3.462	-5.397	3.454	-5.14	3.122	-2.535	-2.272	1.063	-1.74	-1.037	1.278	-1.597	2.118	0.222	0.213	-0.605	0.0	0.0	0.0	0.0	NA	NA	NA	NA	NA	NA
us-gaap:ProfitLoss	▆▆▇▅▅▅█▅▆▁▅▅▅▆▅▅▇▄▅▅▇▅▄▄▅▄▄▅▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄	27.578	27.357	37.195	24.411	23.487	23.298	51.282	22.575	26.949	-22.534	18.583	23.041	18.264	28.748	17.667	15.972	36.977	12.973	15.371	14.8	44.093	21.83	11.578	12.097	14.663	10.061	12.856	17.861	9.242	8.514	9.613	8.514	7.79	7.308	12.385	6.897	8.084	5.522	6.526	5.791	5.615	4.902	5.045	4.126	4.578	5.006
us-gaap:Revenues	██▇▇▇▇▆▆▆▅▅▅▅▅▅▄▄▄▄▄▃▃▃▃▃▃▃▃▂▂▂▂▂▂▂▂▂▂▁▁▁▁▁▁▁▁	99.575	97.931	92.668	92.012	89.715	88.628	86.55	83.938	82.101	78.798	77.978	75.326	74.885	72.203	71.356	68.746	67.894	66.154	66.351	63.19	61.917	61.589	61.019	58.553	57.844	57.592	57.241	55.957	53.819	52.812	53.467	51.25	49.179	48.275	46.058	46.997	46.472	46.798	44.126	43.962	43.265	43.278	41.941	43.138	43.588	44.459

		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

		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
us-gaap:Assets	██▇▇▇▇▇▆▆▅▅▅▅▄▄▄▄▄▄▃▃▃▃▃▃▃▃▃▃▂▂▂▂▂▂▁▁▁▁▁▁▁▁	2855.622	2756.921	2720.803	2635.686	2622.518	2604.762	2546.078	2400.444	2295.38	2171.646	2131.705	2089.165	2021.726	1962.785	1953.221	1893.993	1870.715	1856.43	1825.764	1718.443	1654.848	1659.282	1666.232	1619.908	1603.483	1581.279	1575.824	1562.977	1548.608	1480.93	1473.412	1465.647	1452.575	1363.655	1354.102	1299.072	1296.23	1292.641	1286.516	1212.193	1179.697	1180.875	1183.276	NA	NA	NA
us-gaap:Liabilities	███▇▇▇▇▆▆▆▅▅▅▅▅▅▅▅▅▄▄▄▄▄▄▃▃▃▃▃▃▃▃▂▂▂▂▂▂▂▁▁▁	1482.291	1440.123	1450.285	1391.068	1405.721	1412.399	1343.749	1291.774	1286.478	1250.172	1227.002	1219.234	1181.025	1188.109	1202.091	1167.819	1149.869	1181.449	1183.898	1113.413	1047.359	1102.999	1107.031	1058.043	1037.061	1016.472	1000.209	1000.523	1007.837	952.112	954.707	961.963	957.81	866.216	862.926	841.212	835.067	878.121	880.907	824.202	784.431	778.081	771.77	NA	NA	NA
us-gaap:LiabilitiesAndStockholdersEquity	██▇▇▇▇▇▆▆▅▅▅▅▄▄▄▄▄▄▃▃▃▃▃▃▃▃▃▃▂▂▂▂▂▂▁▁▁▁▁▁▁▁	2855.622	2756.921	2720.803	2635.686	2622.518	2604.762	2546.078	2400.444	2295.38	2171.646	2131.705	2089.165	2021.726	1962.785	1953.221	1893.993	1870.715	1856.43	1825.764	1718.443	1654.848	1659.282	1666.232	1619.908	1603.483	1581.279	1575.824	1562.977	1548.608	1480.93	1473.412	1465.647	1452.575	1363.655	1354.102	1299.072	1296.23	1292.641	1286.516	1212.193	1179.697	1180.875	1183.276	NA	NA	NA
us-gaap:StockholdersEquity	██▇▇▇▇▇▆▅▅▅▄▄▄▄▃▃▃▃▃▃▂▂▂▂▂▂▂▂▂▂▂▂▂▂▁▂▁▁▁▁▁▁	1372.441	1315.911	1269.638	1242.92	1215.081	1190.631	1200.564	1106.482	1007.343	919.868	903.059	868.321	839.079	773.048	749.472	721.848	716.514	670.642	637.661	600.803	603.191	551.995	554.862	557.502	562.022	560.371	571.129	557.914	536.175	524.158	513.998	498.947	489.99	492.616	486.312	455.093	458.373	411.706	402.829	385.246	392.557	400.123	408.856	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	2010-03-31
us-gaap:Cash	█▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁	38.565	0.068	0.021	0.019	0.104	0.671	0.224	0.13	0.326	1.831	0.374	0.257	0.252	0.037	0.016	0.01	0.078	0.044	0.522	0.033	0.01	0.012	0.048	0.342	0.013	0.173	0.011	0.323	0.019	1.88	0.008	0.207	0.01	0.024	1.258	1.027	0.118	0.205	0.174	0.447	0.1	0.108	0.137	NA	NA	NA
us-gaap:CashAndCashEquivalentsAtCarryingValue	█▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁	38.565	0.068	0.021	0.019	0.104	0.671	0.224	0.13	0.326	1.831	0.374	0.257	0.252	0.037	0.016	0.01	0.078	0.044	0.522	0.033	0.01	0.012	0.048	0.342	0.013	0.173	0.011	0.323	0.019	1.88	0.008	0.207	0.01	0.024	1.258	1.027	0.118	0.205	0.174	0.447	0.1	0.108	0.137	0.154	0.141	0.149
us-gaap:Land	██▇▇▇▆▆▆▅▅▅▅▄▄▄▄▄▃▃▃▃▃▃▃▂▂▂▂▂▂▂▂▂▂▂▁▁▁▁▁▁	526.326	510.838	502.739	488.698	466.832	458.27	452.698	418.346	416.415	388.788	380.684	376.658	368.807	349.516	345.424	341.141	337.311	320.555	308.931	306.518	297.276	301.909	301.435	289.039	286.708	286.21	283.116	278.642	274.86	267.906	265.871	264.687	262.063	246.347	244.199	240.486	237.907	237.851	235.394	226.398	221.523	NA	221.523	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	2010-03-31
us-gaap:AmortizationOfIntangibleAssets	▆▇█▆▇▆▆▆▆▄▄▅▄▄▄▅▅▅▄▄▄▅▆▃▄▅▅▅▅▅▅▆▄▂▂▃▄▄▁▁	1.307	1.431	1.572	1.342	1.372	1.334	1.314	1.321	1.341	0.991	1.002	1.157	1.033	1.012	1.08	1.101	1.233	1.121	1.008	1.056	1.035	1.111	1.241	0.944	1.041	1.144	1.179	1.215	1.121	1.212	1.22	1.284	0.999	0.778	0.701	0.881	0.977	1.069	0.623	0.661	NA	NA	NA	NA	NA	NA
us-gaap:OperatingLeaseRightOfUseAsset	▇▇▇▇▇████▇▁	10.639	10.856	11.073	11.303	11.533	11.764	11.997	12.242	12.488	10.041	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

		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
us-gaap:OtherLiabilitiesCurrent	▃▃▃▃▃▃█▃▃▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▂▁▁	5.65	5.65	5.65	5.65	5.65	5.65	15.872	5.651	5.651	0.015	0.015	0.065	0.015	0.065	0.015	0.016	0.016	0.015	0.016	0.016	0.015	0.102	0.082	0.223	0.316	0.016	0.016	0.016	0.016	0.062	0.056	0.24	0.629	0.434	0.693	0.855	0.593	0.898	1.459	0.514	0.212	NA	0.344	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	2010-03-31
us-gaap:MinorityInterest	▁▁▁▂▂▂▃▃▂▂▂▂▂▂▂▇▇▇▇▇▇▇▇▇▇▇▇▇███████▄▄▄▄▄▄▄▄	0.89	0.887	0.88	1.698	1.716	1.732	1.765	2.188	1.559	1.606	1.644	1.61	1.622	1.628	1.658	4.326	4.332	4.339	4.205	4.227	4.298	4.288	4.339	4.363	4.4	4.436	4.486	4.54	4.596	4.66	4.707	4.737	4.775	4.823	4.864	2.767	2.79	2.814	2.78	2.745	2.709	2.671	2.65	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	2010-03-31
us-gaap:StockholdersEquity	██▇▇▇▇▇▆▅▅▅▄▄▄▄▃▃▃▃▃▃▂▂▂▂▂▂▂▂▂▂▂▂▂▂▁▂▁▁▁▁▁▁	1372.441	1315.911	1269.638	1242.92	1215.081	1190.631	1200.564	1106.482	1007.343	919.868	903.059	868.321	839.079	773.048	749.472	721.848	716.514	670.642	637.661	600.803	603.191	551.995	554.862	557.502	562.022	560.371	571.129	557.914	536.175	524.158	513.998	498.947	489.99	492.616	486.312	455.093	458.373	411.706	402.829	385.246	392.557	400.123	408.856	NA	NA	NA
us-gaap:StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	██▇▇▇▇▇▆▅▅▅▄▄▄▄▃▃▃▃▃▃▂▂▂▂▂▂▂▂▂▂▂▂▂▂▁▂▁▁▁▁▁▁	1373.331	1316.798	1270.518	1244.618	1216.797	1192.363	1202.329	1108.67	1008.902	921.474	904.703	869.931	840.701	774.676	751.13	726.174	720.846	674.981	641.866	605.03	607.489	556.283	559.201	561.865	566.422	564.807	575.615	562.454	540.771	528.818	518.705	503.684	494.765	497.439	491.176	457.86	461.163	414.52	405.609	387.991	395.266	402.794	411.506	NA	NA	NA
us-gaap:CommonStockValue	█████████████▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁	0.004	0.004	0.004	0.004	0.004	0.004	0.004	0.004	0.004	0.004	0.004	0.004	0.004	0.003	0.003	0.003	0.003	0.003	0.003	0.003	0.003	0.003	0.003	0.003	0.003	0.003	0.003	0.003	0.003	0.003	0.003	0.003	0.003	0.003	0.003	0.003	0.003	0.003	0.003	0.003	0.003	0.003	0.003	NA	NA	NA
us-gaap:AdditionalPaidInCapitalCommonStock	██▇▇▇▇▇▆▆▅▅▅▄▄▄▄▄▃▃▃▃▃▃▃▃▃▃▃▃▂▂▂▂▂▂▂▂▁▁▁▁▁▁	1714.661	1652.445	1610.053	1591.72	1558.322	1525.981	1514.055	1442.745	1337.042	1245.66	1222.547	1176.034	1144.29	1074.798	1061.153	1031.592	1020.306	989.009	949.318	918.807	918.043	887.635	887.207	885.285	877.181	874.752	874.335	853.198	832.061	810.414	790.535	769.512	750.762	747.105	731.95	697.311	691.293	637.635	619.386	593.923	592.824	591.81	591.106	NA	NA	NA
us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax	▄▄▂▁▁▂▆▅▅▆▇███▇▆▆▆▆▂▂▃▄▃▅▄▄▅▅▅▆▅▆▅▅▅▅▅▅▅▅▅▅▅▅▅	-3.801	-2.538	-10.752	-13.445	-14.807	-12.983	2.807	0.378	0.634	4.388	6.701	10.693	10.14	8.954	5.348	2.645	2.421	3.405	1.995	-9.709	-12.315	-8.853	-3.456	-6.91	-1.77	-4.892	-2.357	-0.085	-1.148	0.592	1.629	0.351	1.948	-0.17	-0.392	-0.605	0.0	0.0	0.0	0.0	0.0	0.0	0.0	-0.083	-0.159	-0.256
us-gaap:MinorityInterest	▁▁▁▂▂▂▃▃▂▂▂▂▂▂▂▇▇▇▇▇▇▇▇▇▇▇▇▇███████▄▄▄▄▄▄▄▄	0.89	0.887	0.88	1.698	1.716	1.732	1.765	2.188	1.559	1.606	1.644	1.61	1.622	1.628	1.658	4.326	4.332	4.339	4.205	4.227	4.298	4.288	4.339	4.363	4.4	4.436	4.486	4.54	4.596	4.66	4.707	4.737	4.775	4.823	4.864	2.767	2.79	2.814	2.78	2.745	2.709	2.671	2.65	NA	NA	NA
us-gaap:StockIssuedDuringPeriodValueNewIssues	█▁	59.318	44.485	NA	31.362	29.647	14.734	NA	103.911	89.036	24.4	44.994	30.17	67.554	14.602	30.251	9.851	29.649	39.456	29.64	0.0	NA	NA	0.0	6.181	0.0	0.052	19.758	19.751	19.757	19.602	19.757	17.633	2.059	13.798	34.685	5.096	52.291	17.516	24.731	NA	NA	NA	NA	NA	NA	NA
us-gaap:MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders	█▁	0.012	0.011	NA	0.028	0.019	0.034	NA	0.043	0.043	0.043	0.043	0.043	0.043	0.065	0.17	0.094	0.094	0.12	0.169	0.21	0.17	0.17	0.167	0.166	0.166	0.181	0.188	0.188	0.188	0.189	0.188	0.189	0.195	0.195	0.168	0.149	0.305	-0.085	-0.086	-0.085	-0.085	-0.089	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	2010-03-31
us-gaap:NetCashProvidedByUsedInOperatingActivities	▆█▁▆▇▅▂▇▆▄▂▇▅▂▃▆▄▂▃▄▅▂▃▄▄▂▂▄▃▂▂▃▃▂▂▃▃▁▂▃▂▁▁▂▂▁	58.853	78.822	16.678	62.925	65.243	51.439	25.216	72.309	56.905	41.482	22.736	68.261	52.02	21.714	32.308	55.511	43.382	23.813	31.912	42.532	45.767	18.653	27.81	43.913	38.241	21.421	22.486	41.183	36.121	17.611	21.171	35.785	35.553	17.241	18.625	31.622	29.141	12.42	17.621	28.64	26.229	14.057	13.043	25.602	24.717	13.496
us-gaap:NetCashProvidedByUsedInInvestingActivities	▄▄▃▅▅▃▁▂▁▅▄▃▄▇▄▅▆▅▂▄█▇▄▆▆▆▆▆▄▆▆▆▃▆▄▆▆▆▃▅▆▇▇▇▇▆	-77.891	-63.919	-98.574	-43.021	-48.037	-98.624	-135.351	-123.144	-135.912	-48.93	-63.293	-95.117	-71.808	-11.217	-74.669	-44.397	-15.993	-44.367	-122.415	-77.879	20.586	-6.764	-61.966	-33.959	-34.047	-26.446	-33.425	-29.39	-75.808	-20.891	-20.142	-33.596	-98.847	-23.526	-61.499	-20.774	-15.896	-21.739	-81.611	-44.508	-13.889	-10.825	-11.985	-9.512	-12.222	-29.782
us-gaap:NetCashProvidedByUsedInFinancingActivities	▆▃▇▃▃▆█▆▇▄▅▅▄▃▅▃▃▄▇▅▁▃▅▃▃▄▄▃▅▄▄▄▆▄▅▃▃▄▆▄▃▄▄▃▃▄	57.535	-14.856	81.898	-19.989	-17.773	47.632	110.229	50.639	77.502	8.905	40.674	26.861	20.003	-10.476	42.367	-11.182	-27.355	20.076	90.992	35.37	-66.355	-11.925	33.862	-9.625	-4.354	5.187	10.627	-11.489	37.826	5.152	-1.228	-1.992	63.28	5.051	43.105	-9.939	-13.332	9.35	63.717	16.215	-12.348	-3.261	-1.075	-16.077	-12.503	15.373
us-gaap:CashAndCashEquivalentsPeriodIncreaseDecrease	█▁▁▁▁▁▁▁▁▂▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▂▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁	38.497	0.047	0.002	-0.085	-0.567	0.447	0.094	-0.196	-1.505	1.457	0.117	0.005	0.215	0.021	0.006	-0.068	0.034	-0.478	0.489	0.023	-0.002	-0.036	-0.294	0.329	-0.16	0.162	-0.312	0.304	-1.861	1.872	-0.199	0.197	-0.014	-1.234	0.231	0.909	-0.087	0.031	-0.273	0.347	-0.008	-0.029	-0.017	0.013	-0.008	-0.913

		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
us-gaap:DepreciationDepletionAndAmortization	███▇▇▇▇▆▆▅▅▅▅▄▄▄▄▃▃▃▃▃▃▃▃▃▃▂▂▂▂▂▂▂▁▂▂▂▁▁▁▁▁▁▁▁	31.349	30.313	30.686	29.211	28.57	27.892	27.697	25.99	27.291	23.746	24.241	22.97	22.808	21.685	21.773	21.011	20.865	20.225	20.179	19.361	19.233	19.162	18.932	18.232	17.984	18.142	18.213	17.779	17.154	17.168	16.898	16.948	16.328	15.615	14.879	15.436	15.541	15.929	14.661	14.437	14.106	14.247	14.279	14.648	14.706	14.717
us-gaap:NetCashProvidedByUsedInOperatingActivities	▆█▁▆▇▅▂▇▆▄▂▇▅▂▃▆▄▂▃▄▅▂▃▄▄▂▂▄▃▂▂▃▃▂▂▃▃▁▂▃▂▁▁▂▂▁	58.853	78.822	16.678	62.925	65.243	51.439	25.216	72.309	56.905	41.482	22.736	68.261	52.02	21.714	32.308	55.511	43.382	23.813	31.912	42.532	45.767	18.653	27.81	43.913	38.241	21.421	22.486	41.183	36.121	17.611	21.171	35.785	35.553	17.241	18.625	31.622	29.141	12.42	17.621	28.64	26.229	14.057	13.043	25.602	24.717	13.496
us-gaap:ProfitLoss	▆▆▇▅▅▅█▅▆▁▅▅▅▆▅▅▇▄▅▅▇▅▄▄▅▄▄▅▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄	27.578	27.357	37.195	24.411	23.487	23.298	51.282	22.575	26.949	-22.534	18.583	23.041	18.264	28.748	17.667	15.972	36.977	12.973	15.371	14.8	44.093	21.83	11.578	12.097	14.663	10.061	12.856	17.861	9.242	8.514	9.613	8.514	7.79	7.308	12.385	6.897	8.084	5.522	6.526	5.791	5.615	4.902	5.045	4.126	4.578	5.006
us-gaap:ShareBasedCompensation	▇▄▄▄▆▃█▃▅▃▃▃▅▃▃▃▂▇▂▂▁█▄▄▄▆▃▃▃▅▃▂▂▄▂▂▂▄▁▁▁▂▁▁▁▁	2.414	1.597	1.546	1.612	2.195	1.226	2.661	1.217	1.895	1.065	1.25	1.21	1.639	1.184	1.255	1.179	0.73	2.357	0.631	0.635	0.534	2.79	1.548	1.578	1.564	2.043	1.141	1.181	1.147	1.677	1.025	0.877	0.957	1.37	0.716	0.748	0.699	1.334	0.542	0.528	0.567	0.815	0.526	0.52	0.459	0.493

		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
us-gaap:NetCashProvidedByUsedInInvestingActivities	▄▄▃▅▅▃▁▂▁▅▄▃▄▇▄▅▆▅▂▄█▇▄▆▆▆▆▆▄▆▆▆▃▆▄▆▆▆▃▅▆▇▇▇▇▆	-77.891	-63.919	-98.574	-43.021	-48.037	-98.624	-135.351	-123.144	-135.912	-48.93	-63.293	-95.117	-71.808	-11.217	-74.669	-44.397	-15.993	-44.367	-122.415	-77.879	20.586	-6.764	-61.966	-33.959	-34.047	-26.446	-33.425	-29.39	-75.808	-20.891	-20.142	-33.596	-98.847	-23.526	-61.499	-20.774	-15.896	-21.739	-81.611	-44.508	-13.889	-10.825	-11.985	-9.512	-12.222	-29.782

		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
us-gaap:NetCashProvidedByUsedInFinancingActivities	▆▃▇▃▃▆█▆▇▄▅▅▄▃▅▃▃▄▇▅▁▃▅▃▃▄▄▃▅▄▄▄▆▄▅▃▃▄▆▄▃▄▄▃▃▄	57.535	-14.856	81.898	-19.989	-17.773	47.632	110.229	50.639	77.502	8.905	40.674	26.861	20.003	-10.476	42.367	-11.182	-27.355	20.076	90.992	35.37	-66.355	-11.925	33.862	-9.625	-4.354	5.187	10.627	-11.489	37.826	5.152	-1.228	-1.992	63.28	5.051	43.105	-9.939	-13.332	9.35	63.717	16.215	-12.348	-3.261	-1.075	-16.077	-12.503	15.373

	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
us-gaap:DebtInstrumentInterestRateStatedPercentage us-gaap:ParticipatingMortgageLoans egp:A40thAvenueBeltwayCrossingVCentennialParkExecutiveAirportInterchangeParkIOceanViewWetmore58AndWorldHouston262829And30RepaidIn2020	NA	NA	4.3899999999999995e-06	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	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:DebtInstrumentInterestRateStatedPercentage us-gaap:ParticipatingMortgageLoans egp:Arion18BeltwayViViiCommerceParkIiIiiConcordDistCtrInterstateDistCtrVViViiLakeviewBusinessCtrRidgeCreekDistributionCtrIiSouthridgeIvVAndWorldHouston32	NA	NA	4.09e-06	NA	NA	NA	4.0899999999999996e-08	NA	NA	NA	4.0899999999999996e-08	NA	NA	NA	4.0899999999999996e-08	NA	NA	NA	4.0899999999999996e-08	NA	NA	NA	4.0899999999999996e-08	NA	NA	NA	4.0899999999999996e-08	NA	NA	NA	4.0899999999999996e-08	NA	NA	NA	4.0899999999999996e-08	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA
us-gaap:DebtInstrumentInterestRateStatedPercentage us-gaap:ParticipatingMortgageLoans egp:ColoradoCrossingInterstateIIIIRojasSteeleCreek12StemmonsCircleVentureandWorldHouston39	NA	NA	4.75e-06	NA	NA	NA	4.75e-08	NA	NA	NA	4.75e-08	NA	NA	NA	4.75e-08	NA	NA	NA	4.75e-08	NA	NA	NA	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:DebtInstrumentInterestRateStatedPercentage us-gaap:ParticipatingMortgageLoans egp:RamonaDistributionCenter	NA	NA	3.85e-06	NA	NA	NA	3.85e-08	NA	NA	NA	3.85e-08	NA	NA	NA	3.85e-08	NA	NA	NA	3.85e-08	NA	NA	NA	3.85e-08	NA	NA	NA	3.85e-08	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA

Common Stock Value

us-gaap:CommonStockValue

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	4000.0	4000.0	4000.0	4000.0	4000.0	4000.0	4000.0	4000.0	4000.0	4000.0	4000.0	4000.0	4000.0	3000.0	3000.0	3000.0	3000.0	3000.0	3000.0	3000.0	3000.0	3000.0	3000.0	3000.0	3000.0	3000.0	3000.0	3000.0	3000.0	3000.0	3000.0	3000.0	3000.0	3000.0	3000.0	3000.0	3000.0	3000.0	3000.0	3000.0	3000.0	3000.0	3000.0	3000.0
Percentage of CommonStockValue	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	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	0.0	0.0	0.0	0.0	0.0	0.0

Weighted Average Number Of Diluted Shares Outstanding

us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding

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	40	39	39	39	39	38	38	37	37	36	36	35	35	34	34	34	34	33	32	32	32	32	32	32	32	32	32	31	31	30	30	30	30	29	29	29	28	27	27	26	26	26	26	26	26	26
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	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	2020-12-31	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	40	39	39	39	39	38	38	37	36	36	36	35	35	34	34	34	33	33	32	32	32	32	32	32	32	32	31	31	31	30	30	30	29	29	29	28	28	27	27	26	26	26	26	26	26	26
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	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	0.69	0.69	0.94	0.62	0.6	0.6	1.29	0.6	0.73	0.62	0.51	0.64	0.52	0.83	0.51	0.46	1.09	0.38	0.46	0.45	1.36	0.67	0.36	0.37	0.45	0.31	0.4	0.56	0.29	0.27	0.31	0.28	0.25	0.24	0.41	0.23	0.28	0.2	0.24	0.21	0.2	0.18	0.18	0.15	0.17	0.18
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

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	0.69	0.69	0.94	0.62	0.6	0.6	1.28	0.6	0.73	0.62	0.51	0.64	0.52	0.83	0.51	0.46	1.08	0.38	0.46	0.45	1.35	0.67	0.35	0.37	0.45	0.31	0.4	0.56	0.29	0.27	0.31	0.28	0.25	0.24	0.41	0.23	0.28	0.19	0.24	0.21	0.2	0.18	0.18	0.15	0.17	0.18
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	100.0	100.0

Allocated Share Based Compensation Expense

us-gaap:AllocatedShareBasedCompensationExpense

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	2018-12-31	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	-2893000.0	-2147000.0	-2036000.0	-2694000.0	-1781000.0	-1739000.0	-2291000.0	-1447000.0	10606000.0	-1574000.0	-1885000.0	-1044000.0	12665000.0	-1378000.0	-1592000.0	-2683000.0	10847000.0	-707000.0	-7324000.0	3015000.0	14988000.0	-1856000.0	-2366000.0	-2343000.0	11799000.0	-9140000.0	5977000.0	-2069000.0	9864000.0	-1066000.0	-1427000.0	-1831000.0	8018000.0	-871000.0	-4192000.0	1492000.0	584000.0	555000.0	854000.0	794000.0
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	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	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	-2.9	-2.2	-2.2	-3.0	-2.0	-2.1	-2.8	-1.8	13.6	-2.1	-2.5	-1.4	17.7	-2.0	-2.3	-4.1	16.3	-1.1	-11.8	4.9	24.6	-3.2	-4.1	-4.1	20.6	-16.3	11.1	-3.9	18.4	-2.1	-2.9	-3.8	17.4	-1.9	-9.0	3.2	1.3	1.3	2.0	1.8

us-gaap:AllocatedShareBasedCompensationExpense egp:AwardRecipientType

egp:AwardRecipientTypeDirector

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	704000.0	3000.0	3000.0	91000.0	801000.0	2000.0	2000.0	1000.0	722000.0	2000.0	2000.0	1000.0	776000.0	355000.0	179000.0	168000.0	161000.0	162000.0	162000.0	161000.0	133000.0	133000.0	133000.0	133000.0	124000.0	124000.0	127000.0	124000.0	120000.0	119000.0	110000.0	105000.0	90000.0	90000.0	90000.0	90000.0	75000.0
Percentage of AllocatedShareBasedCompensationExpense	-24.3	-0.1	0.0	-4.5	-29.7	-0.1	0.0	-0.1	-31.5	-0.1	0.0	-0.1	-41.2	-34.0	1.4	-12.2	-10.1	-6.0	1.5	-22.8	-1.8	4.4	0.9	-7.2	-5.2	-5.3	1.1	-1.4	2.0	-5.8	1.1	-9.8	-6.3	-4.9	1.1	-10.3	-1.8
Percentage of Revenues	0.7	0.0	0.0	0.1	0.9	0.0	0.0	0.0	0.9	0.0	0.0	0.0	1.0	0.5	0.3	0.2	0.2	0.2	0.2	0.3	0.2	0.2	0.2	0.2	0.2	0.2	0.2	0.2	0.2	0.2	0.2	0.2	0.2	0.2	0.2	0.2	0.2
Percentage of Revenues egp:AwardRecipientTypeDirector	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	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 egp:AwardRecipientType, egp:ShareBasedPaymentAwardstype

egp:AwardRecipientTypeEmployee, us-gaap:RestrictedStock

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
Value	2189000.0	2144000.0	1988000.0	1945000.0	1893000.0	1779000.0	3895000.0	1739000.0	1569000.0	1444000.0	1597000.0	1574000.0	1108000.0	1043000.0	1357000.0	1319000.0	952000.0	2681000.0	813000.0	706000.0	651000.0	3014000.0	1856000.0	1855000.0	1839000.0	2341000.0	1330000.0	1324000.0	1348000.0
Percentage of AllocatedShareBasedCompensationExpense	-75.7	-99.9	0.0	-95.5	-70.3	-99.9	0.0	-100.0	-68.5	-99.8	15.1	-100.0	-58.8	-99.9	10.7	-95.7	-59.8	-99.9	7.5	-99.9	-8.9	100.0	12.4	-99.9	-77.7	-99.9	11.3	-14.5	22.6
Percentage of Revenues	2.2	2.2	2.1	2.1	2.1	2.0	4.5	2.1	1.9	1.8	2.0	2.1	1.5	1.4	1.9	1.9	1.4	4.1	1.2	1.1	1.1	4.9	3.0	3.2	3.2	4.1	2.3	2.4	2.5
Percentage of Revenues egp:AwardRecipientTypeEmployee us-gaap:RestrictedStock	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	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:StatementEquityComponents

us-gaap:AdditionalPaidInCapital

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	2018-12-31	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	-2893000.0	-2147000.0	-2036000.0	-2694000.0	-1781000.0	-1739000.0	-2291000.0	-1447000.0	10606000.0	-1574000.0	-1885000.0	-1044000.0	12665000.0	-1378000.0	-1592000.0	-2683000.0	10847000.0	-707000.0	-1294000.0	-3015000.0	-1858000.0	-1856000.0	-2366000.0	-2343000.0	11799000.0	-9140000.0	5977000.0	-2069000.0	1216000.0	1066000.0	1427000.0	1831000.0	8018000.0	-871000.0	-4192000.0	1492000.0	584000.0	555000.0	854000.0	794000.0
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	17.7	-100.0	-12.4	100.0	100.0	100.0	100.0	100.0	100.0	100.0	12.3	-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	-2.9	-2.2	-2.2	-3.0	-2.0	-2.1	-2.8	-1.8	13.6	-2.1	-2.5	-1.4	17.7	-2.0	-2.3	-4.1	16.3	-1.1	-2.1	-4.9	-3.0	-3.2	-4.1	-4.1	20.6	-16.3	11.1	-3.9	2.3	2.1	2.9	3.8	17.4	-1.9	-9.0	3.2	1.3	1.3	2.0	1.8
Percentage of Revenues 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

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	26	35	39	25	21	7.507	52	22	23	20	14	23	19	32	20	16	35	14	26	17	40	16	14	6.828	17	7.395	10	18	7.378	7.335	10	6.766	9.761	7.376	12	6.166	7.973	5.403	6.405	5.67	5.492	4.792
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	26.4	36.3	43.0	28.0	24.1	8.5	60.1	26.6	28.3	25.7	18.7	31.3	25.9	44.8	28.4	23.4	52.9	21.5	40.6	27.3	65.3	26.5	24.4	11.7	30.5	12.8	18.3	33.6	13.7	13.9	20.1	13.2	19.8	15.3	27.0	13.1	17.2	11.5	14.5	12.9	12.7	11.1

Costs And Expenses

us-gaap:CostsAndExpenses

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	64	62	60	59	58	57	57	53	54	49	50	47	48	45	45	44	44	44	42	40	40	42	40	38	37	39	37	37	35	35	35	34	32	32	30	31	31	32	29	29	29	29	28	30	30	30
Percentage of CostsAndExpenses	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	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	64.3	63.8	64.8	64.7	64.8	64.4	65.9	63.2	66.8	63.4	64.5	63.4	64.1	63.5	64.3	64.5	64.8	67.6	64.8	63.9	64.6	68.7	66.9	65.3	65.4	67.9	65.5	66.2	66.7	67.5	67.2	66.6	67.0	67.5	65.8	67.2	67.7	68.7	66.1	67.5	67.7	68.6	67.6	70.3	69.5	69.4

General And Administrative Expense

us-gaap:GeneralAndAdministrativeExpense

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	4.486	4.036	3.384	3.714	4.025	3.281	4.905	3.151	4.506	3.844	3.475	3.06	3.74	3.463	3.386	3.205	2.903	5.478	2.569	2.328	3.023	5.312	3.562	3.179	3.812	4.538	2.947	3.373	2.958	3.448	2.995	2.589	2.777	3.364	2.383	2.453	2.536	3.116	2.564	2.551	2.607	2.969	2.729	2.521	2.544	2.61
Percentage of GeneralAndAdministrativeExpense	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	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	4.1	3.7	4.0	4.5	3.7	5.7	3.8	5.5	4.9	4.5	4.1	5.0	4.8	4.7	4.7	4.3	8.3	3.9	3.7	4.9	8.6	5.8	5.4	6.6	7.9	5.1	6.0	5.5	6.5	5.6	5.1	5.6	7.0	5.2	5.2	5.5	6.7	5.8	5.8	6.0	6.9	6.5	5.8	5.8	5.9

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	2010-03-31
Value	8.181	8.276	8.777	8.347	8.346	8.457	8.249	8.522	8.846	8.846	8.853	8.804	8.842	8.607	8.37	8.704	9.015	8.686	8.135	8.841	9.172	9.065	8.886	8.492	8.483	8.805	8.821	8.781	8.898	8.986	9.009	8.845	8.717	8.621	8.527	8.426	8.977	9.441	60	-8.68	-8.542	8.878	61	-8.845	-8.892	8.778
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	100.0
Percentage of Revenues	8.2	8.5	9.5	9.1	9.3	9.5	9.5	10.2	10.8	11.2	11.4	11.7	11.8	11.9	11.7	12.7	13.3	13.1	12.3	14.0	14.8	14.7	14.6	14.5	14.7	15.3	15.4	15.7	16.5	17.0	16.8	17.3	17.7	17.9	18.5	17.9	19.3	20.2	137.8	-19.7	-19.7	20.5	147.1	-20.5	-20.4	19.7

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	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	9.257	6.503	8.142	8.059	7.98	8.181	7.61	6.963	9.62	6.646	10	6.584	9.387	7.141	8.656	7.818	9.439	7.721	7.618	8.607	8.535	8.835	7.206	8.973	7.285	9.7	7.638	9.438	7.649	9.701	8.028	8.195	8.4	8.257	8.223	8.224	8.971	8.967	8.331	8.469	8.222	8.649	8.488	8.637	8.672	8.583
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	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	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	9.3	6.6	8.8	8.8	8.9	9.2	8.8	8.3	11.7	8.4	13.3	8.7	12.5	9.9	12.1	11.4	13.9	11.7	11.5	13.6	13.8	14.3	11.8	15.3	12.6	16.8	13.3	16.9	14.2	18.4	15.0	16.0	17.1	17.1	17.9	17.5	19.3	19.2	18.9	19.3	19.0	20.0	20.2	20.0	19.9	19.3

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	20000.0	18000.0	14000.0	10000.0	3000.0	1000.0	1673000.0	4000.0	-4000.0	5000.0	27000.0	31000.0	37000.0	35000.0	77000.0	88000.0	87000.0	154000.0	147000.0	139000.0	180000.0	119000.0	143000.0	129000.0	130000.0	131000.0	134000.0	132000.0	124000.0	142000.0	158000.0	151000.0	147000.0	154000.0	147000.0	126000.0	111000.0	119000.0	-121000.0	-121000.0	-123000.0	110000.0	-123000.0	-103000.0	-101000.0	103000.0
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	0.0	0.0	0.0	0.0	0.0	0.0	1.9	0.0	-0.0	0.0	0.0	0.0	0.0	0.0	0.1	0.1	0.1	0.2	0.2	0.2	0.3	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	0.3	0.2	0.3	-0.3	-0.3	-0.3	0.3	-0.3	-0.2	-0.2	0.2

Net Income Loss Available To Common Stockholders Basic

us-gaap:NetIncomeLossAvailableToCommonStockholdersBasic

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	27	27	37	24	23	23	49	22	26	22	18	23	18	28	17	15	36	12	15	14	43	21	11	11	14	9.93	12	17	9.118	8.372	9.455	8.363	7.643	7.154	12	6.771	7.973	5.403	6.405	5.67	5.492	4.792	4.922	4.023	4.477	4.903
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	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0
Percentage of Revenues	27.7	27.9	40.1	26.5	26.2	26.3	57.3	26.9	32.8	28.6	23.8	30.5	24.3	39.8	24.7	23.1	54.3	19.4	22.9	23.2	70.9	35.3	18.7	20.4	25.1	17.2	22.2	31.7	16.9	15.9	17.7	16.3	15.5	14.8	26.6	14.4	17.2	11.5	14.5	12.9	12.7	11.1	11.7	9.3	10.3	11.0

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
Value	-1.263	8.214	2.693	1.362	-1.824	-15.79	2.429	-0.256	-3.754	-2.313	-3.992	0.553	1.186	3.606	2.703	0.224	-0.984	1.41	11	2.606	-3.462	-5.397	3.454	-5.14	3.122	-2.535	-2.272	1.063	-1.74	-1.037	1.278	-1.597	2.118	0.222	0.213	-0.605	0.0	0.0	0.0	0.0
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	0.0	0.0	0.0	0.0
Percentage of Revenues	-1.3	8.4	2.9	1.5	-2.0	-17.8	2.8	-0.3	-4.6	-2.9	-5.1	0.7	1.6	5.0	3.8	0.3	-1.4	2.1	17.6	4.1	-5.6	-8.8	5.7	-8.8	5.4	-4.4	-4.0	1.9	-3.2	-2.0	2.4	-3.1	4.3	0.5	0.5	-1.3	0.0	0.0	0.0	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	27	27	37	24	23	23	51	22	26	-22.534	18	23	18	28	17	15	36	12	15	14	44	21	11	12	14	10	12	17	9.242	8.514	9.613	8.514	7.79	7.308	12	6.897	8.084	5.522	6.526	5.791	5.615	4.902	5.045	4.126	4.578	5.006
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	27.7	27.9	40.1	26.5	26.2	26.3	59.3	26.9	32.8	-28.6	23.8	30.6	24.4	39.8	24.8	23.2	54.5	19.6	23.2	23.4	71.2	35.4	19.0	20.7	25.3	17.5	22.5	31.9	17.2	16.1	18.0	16.6	15.8	15.1	26.9	14.7	17.4	11.8	14.8	13.2	13.0	11.3	12.0	9.6	10.5	11.3

us-gaap:ProfitLoss us-gaap:StatementEquityComponents

us-gaap:AccumulatedDistributionsInExcessOfNetIncome

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	2018-12-31	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	27	27	24	23	23	-22.571	26	-22.529	18	-23.01	18	28	17	15	36	12	15	14	43	21	11	11	14	9.93	12	17	9.118	8.372	9.455	8.363	7.643	7.154	12	6.771	7.972	5.403	6.405	5.67	5.492	4.792
Percentage of ProfitLoss	99.9	99.9	100.0	100.0	100.0	-100.0	100.0	100.0	99.9	-99.9	99.8	99.9	99.6	99.4	99.8	98.8	99.0	99.1	99.6	99.5	98.8	98.9	99.1	98.7	99.0	99.3	98.7	98.3	98.4	98.2	98.1	97.9	98.8	98.2	98.6	97.8	98.1	97.9	97.8	97.8
Percentage of Revenues	27.7	27.9	26.5	26.2	26.3	-26.9	32.8	-28.6	23.8	-30.5	24.3	39.8	24.7	23.1	54.3	19.4	22.9	23.2	70.9	35.3	18.7	20.4	25.1	17.2	22.2	31.7	16.9	15.9	17.7	16.3	15.5	14.8	26.6	14.4	17.2	11.5	14.5	12.9	12.7	11.1
Percentage of Revenues us-gaap:AccumulatedDistributionsInExcessOfNetIncome	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	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	2020-09-30	2020-06-30	2020-03-31	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	0.02	0.018	0.01	0.003	0.001	-0.004	-0.004	-0.005	0.027	-0.031	0.037	0.035	0.077	0.088	0.087	0.154	0.147	0.139	0.18	0.119	0.143	0.129	0.13	0.131	0.134	0.132	0.124	0.142	0.158	0.151	0.147	0.154	0.147	0.126	0.111	0.119	0.121	0.121	0.123	0.11
Percentage of ProfitLoss	0.1	0.1	0.0	0.0	0.0	-0.0	-0.0	0.0	0.1	-0.1	0.2	0.1	0.4	0.6	0.2	1.2	1.0	0.9	0.4	0.5	1.2	1.1	0.9	1.3	1.0	0.7	1.3	1.7	1.6	1.8	1.9	2.1	1.2	1.8	1.4	2.2	1.9	2.1	2.2	2.2
Percentage of Revenues	0.0	0.0	0.0	0.0	0.0	-0.0	-0.0	-0.0	0.0	-0.0	0.0	0.0	0.1	0.1	0.1	0.2	0.2	0.2	0.3	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	0.3	0.2	0.3	0.3	0.3	0.3	0.3
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

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	2010-03-31
Value	99	97	92	92	89	88	86	83	82	78	77	75	74	72	71	68	67	66	66	63	61	61	61	58	57	57	57	55	53	52	53	51	49	48	46	46	46	46	44	43	43	43	41	43	43	44
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	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	100.0

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	2855	2756	2720	2635	2622	2604	2546	2400	2295	2171	2131	2089	2021	1962	1953	1893	1870	1856	1825	1718	1654	1659	1666	1619	1603	1581	1575	1562	1548	1480	1473	1465	1452	1363	1354	1299	1296	1292	1286	1212	1179	1180	1183	1178
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

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	2011-03-31	2010-12-31	2009-12-31
Value	1482	1440	1450	1391	1405	1412	1343	1291	1286	1250	1227	1219	1181	1188	1202	1167	1149	1181	1183	1113	1047	1102	1107	1058	1037	1016	1000	1000	1007	952	954	961	957	866	862	841	835	878	880	824	784	778	771	731
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	100.0	100.0
Percentage of Assets	51.9	52.2	53.3	52.8	53.6	54.2	52.8	53.8	56.0	57.6	57.6	58.4	58.4	60.5	61.5	61.7	61.5	63.6	64.8	64.8	63.3	66.5	66.4	65.3	64.7	64.3	63.5	64.0	65.1	64.3	64.8	65.6	65.9	63.5	63.7	64.8	64.4	67.9	68.5	68.0	66.5	65.9	65.2	62.1

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	2011-03-31	2010-12-31	2009-12-31
Value	2855	2756	2720	2635	2622	2604	2546	2400	2295	2171	2131	2089	2021	1962	1953	1893	1870	1856	1825	1718	1654	1659	1666	1619	1603	1581	1575	1562	1548	1480	1473	1465	1452	1363	1354	1299	1296	1292	1286	1212	1179	1180	1183	1178
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	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

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	2011-03-31	2010-12-31	2009-12-31
Value	1372	1315	1269	1242	1215	1190	1200	1106	1007	919	903	868	839	773	749	721	716	670	637	600	603	551	554	557	562	560	571	557	536	524	513	498	489	492	486	455	458	411	402	385	392	400	408	444
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	100.0	100.0
Percentage of Assets	48.1	47.7	46.7	47.2	46.3	45.7	47.2	46.1	43.9	42.4	42.4	41.6	41.5	39.4	38.4	38.1	38.3	36.1	34.9	35.0	36.4	33.3	33.3	34.4	35.1	35.4	36.2	35.7	34.6	35.4	34.9	34.0	33.7	36.1	35.9	35.0	35.4	31.8	31.3	31.8	33.3	33.9	34.6	37.7

Cash

us-gaap:Cash

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	38	0.068	0.021	0.019	0.104	0.671	0.224	0.13	0.326	1.831	0.374	0.257	0.252	0.037	0.016	0.01	0.078	0.044	0.522	0.033	0.01	0.012	0.048	0.342	0.013	0.173	0.011	0.323	0.019	1.88	0.008	0.207	0.01	0.024	1.258	1.027	0.118	0.205	0.174	0.447	0.1	0.108	0.137	1.062
Percentage of Cash	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	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	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	0.0	0.0	0.1	0.0	0.0	0.0	0.0	0.1	0.1	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.1

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	2010-03-31	2009-12-31	2008-12-31	2007-12-31
Value	38	0.068	0.021	0.019	0.104	0.671	0.224	0.13	0.326	1.831	0.374	0.257	0.252	0.037	0.016	0.01	0.078	0.044	0.522	0.033	0.01	0.012	0.048	0.342	0.013	0.173	0.011	0.323	0.019	1.88	0.008	0.207	0.01	0.024	1.258	1.027	0.118	0.205	0.174	0.447	0.1	0.108	0.137	0.154	0.141	0.149	1.062	0.293	0.724
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	100.0	100.0
Percentage of Assets	1.4	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	0.0	0.0	0.1	0.0	0.0	0.0	0.0	0.1	0.1	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

us-gaap:CashAndCashEquivalentsAtCarryingValue 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	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2012-12-31
Value	38	0.068	0.021	0.019	0.104	0.671	0.224	0.13	0.326	1.831	0.374	0.257	0.252	0.037	0.016	0.01	0.078	0.044	0.522	0.033	0.01	0.012	0.048	0.342	0.013	0.173	0.011	0.323	0.019	1.88	0.008	0.207	1.258
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
Percentage of Assets	1.4	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	0.0	0.0	0.1	0.0	0.0	0.1
Percentage of Assets us-gaap:CarryingReportedAmountFairValueDisclosure	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0

Land

us-gaap:Land

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	526	510	502	488	466	458	452	418	416	388	380	376	368	349	345	341	337	320	308	306	297	301	301	289	286	286	283	278	274	267	265	264	262	246	244	240	237	237	235	226	221	221
Percentage of Land	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	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	18.4	18.5	18.5	18.5	17.8	17.6	17.8	17.4	18.1	17.9	17.9	18.0	18.2	17.8	17.7	18.0	18.0	17.3	16.9	17.8	18.0	18.2	18.1	17.8	17.9	18.1	18.0	17.8	17.7	18.1	18.0	18.1	18.0	18.1	18.0	18.5	18.4	18.4	18.3	18.7	18.8	18.7

Amortization Of Intangible Assets

us-gaap:AmortizationOfIntangibleAssets

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	1307000.0	1431000.0	1572000.0	1342000.0	1372000.0	1334000.0	1314000.0	1321000.0	1341000.0	991000.0	1002000.0	1157000.0	1033000.0	1012000.0	1080000.0	1101000.0	1233000.0	1121000.0	1008000.0	1056000.0	1035000.0	1111000.0	1241000.0	944000.0	1041000.0	1144000.0	1179000.0	1215000.0	1121000.0	1212000.0	1220000.0	1284000.0	999000.0	778000.0	701000.0	881000.0	977000.0	1069000.0	623000.0	661000.0
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	100.0	100.0	100.0	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	0.0	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	10	10	11	11	11	11	11	12	12	10	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	0.4	0.4	0.4	0.4	0.4	0.5	0.5	0.5	0.5	0.5	0.0

Other Assets

us-gaap:OtherAssets

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	157	152	149	145	140	141	144	137	127	120	121	120	123	113	117	108	108	107	104	94	98	89	96	88	91	92	93	102	96	90	93	89	90	79	78	69	75	72	72	62	61	62
Percentage of OtherAssets	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	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	5.5	5.5	5.5	5.5	5.4	5.4	5.7	5.7	5.6	5.5	5.7	5.8	6.1	5.8	6.0	5.7	5.8	5.8	5.7	5.5	5.9	5.4	5.8	5.5	5.7	5.8	5.9	6.6	6.2	6.1	6.3	6.1	6.2	5.9	5.8	5.3	5.9	5.6	5.7	5.1	5.2	5.3

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	5.65	5.65	5.65	5.65	5.65	5.65	15	5.651	5.651	0.015	0.015	0.065	0.015	0.065	0.015	0.016	0.016	0.015	0.016	0.016	0.015	0.102	0.082	0.223	0.316	0.016	0.016	0.016	0.016	0.062	0.056	0.24	0.629	0.434	0.693	0.855	0.593	0.898	1.459	0.514	0.212	0.344
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	0.2	0.2	0.2	0.2	0.2	0.2	0.6	0.2	0.2	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	0.1	0.1	0.0	0.1	0.1	0.0	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	2011-03-31	2010-12-31	2009-12-31
Value	890000.0	887000.0	880000.0	1698000.0	1716000.0	1732000.0	1765000.0	2188000.0	1559000.0	1606000.0	1644000.0	1610000.0	1622000.0	1628000.0	1658000.0	4326000.0	4332000.0	4339000.0	4205000.0	4227000.0	4298000.0	4288000.0	4339000.0	4363000.0	4400000.0	4436000.0	4486000.0	4540000.0	4596000.0	4660000.0	4707000.0	4737000.0	4775000.0	4823000.0	4864000.0	2767000.0	2790000.0	2814000.0	2780000.0	2745000.0	2709000.0	2671000.0	2650000.0	2577000.0
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	100.0	100.0
Percentage of Assets	0.0	0.0	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	0.2	0.2	0.2	0.2	0.2	0.3	0.3	0.3	0.3	0.3	0.3	0.3	0.3	0.3	0.3	0.3	0.3	0.3	0.4	0.4	0.2	0.2	0.2	0.2	0.2	0.2	0.2	0.2	0.2

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	2011-03-31	2010-12-31	2009-12-31
Value	1372	1315	1269	1242	1215	1190	1200	1106	1007	919	903	868	839	773	749	721	716	670	637	600	603	551	554	557	562	560	571	557	536	524	513	498	489	492	486	455	458	411	402	385	392	400	408	444
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	100.0	100.0
Percentage of Assets	48.1	47.7	46.7	47.2	46.3	45.7	47.2	46.1	43.9	42.4	42.4	41.6	41.5	39.4	38.4	38.1	38.3	36.1	34.9	35.0	36.4	33.3	33.3	34.4	35.1	35.4	36.2	35.7	34.6	35.4	34.9	34.0	33.7	36.1	35.9	35.0	35.4	31.8	31.3	31.8	33.3	33.9	34.6	37.7

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	2009-12-31	2008-12-31	2007-12-31
Value	1373	1316	1270	1244	1216	1192	1202	1108	1008	921	904	869	840	774	751	726	720	674	641	605	607	556	559	561	566	564	575	562	540	528	518	503	494	497	491	457	461	414	405	387	395	402	411	447	413	404
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
Percentage of Assets	48.1	47.8	46.7	47.2	46.4	45.8	47.2	46.2	44.0	42.4	42.4	41.6	41.6	39.5	38.5	38.3	38.5	36.4	35.2	35.2	36.7	33.5	33.6	34.7	35.3	35.7	36.5	36.0	34.9	35.7	35.2	34.4	34.1	36.5	36.3	35.2	35.6	32.1	31.5	32.0	33.5	34.1	34.8	37.9	0.0	0.0

us-gaap:StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest us-gaap:StatementEquityComponents

us-gaap:AccumulatedDistributionsInExcessOfNetIncome

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	2007-12-31
Value	-338.423	-334.0	-329.667	-335.359	-328.438	-322.371	-316.302	-336.645	-330.337	-330.184	-326.193	-318.41	-315.355	-310.707	-317.032	-312.392	-306.216	-321.775	-313.655	-308.298	-302.54	-326.79	-328.892	-320.876	-313.392	-309.492	-300.852	-295.202	-294.741	-286.851	-278.169	-270.919	-262.723	-254.322	-245.249	-241.616	-232.923	-225.932	-216.56	-208.68	-200.27	-191.69	-182.253	-144.363	-117.093	-97.46
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	-24.6	-25.4	-25.9	-26.9	-27.0	-27.0	-26.3	-30.4	-32.7	-35.8	-36.1	-36.6	-37.5	-40.1	-42.2	-43.0	-42.5	-47.7	-48.9	-51.0	-49.8	-58.7	-58.8	-57.1	-55.3	-54.8	-52.3	-52.5	-54.5	-54.2	-53.6	-53.8	-53.1	-51.1	-49.9	-52.8	-50.5	-54.5	-53.4	-53.8	-50.7	-47.6	-44.3	-32.3	-28.3	-24.1
Percentage of Assets	-11.9	-12.1	-12.1	-12.7	-12.5	-12.4	-12.4	-14.0	-14.4	-15.2	-15.3	-15.2	-15.6	-15.8	-16.2	-16.5	-16.4	-17.3	-17.2	-17.9	-18.3	-19.7	-19.7	-19.8	-19.5	-19.6	-19.1	-18.9	-19.0	-19.4	-18.9	-18.5	-18.1	-18.7	-18.1	-18.6	-18.0	-17.5	-16.8	-17.2	-17.0	-16.2	-15.4	-12.2	0.0	0.0
Percentage of Assets us-gaap:AccumulatedDistributionsInExcessOfNetIncome	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	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: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	2011-12-31	2010-12-31	2009-12-31	2008-12-31	2007-12-31
Value	-3.801	-2.538	-10.752	-13.445	-14.807	-12.983	2.807	0.378	0.634	4.388	6.701	10	10	8.954	5.348	2.645	2.421	3.405	1.995	-9.709	-12.315	-8.853	-3.456	-6.91	-1.77	-4.892	-2.357	-0.085	-1.148	0.592	1.629	0.351	1.948	-0.17	-0.392	-0.605	0.0	0.0	-0.318	-0.522	-0.056
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	-0.3	-0.2	-0.8	-1.1	-1.2	-1.1	0.2	0.0	0.1	0.5	0.7	1.2	1.2	1.2	0.7	0.4	0.3	0.5	0.3	-1.6	-2.0	-1.6	-0.6	-1.2	-0.3	-0.9	-0.4	-0.0	-0.2	0.1	0.3	0.1	0.4	-0.0	-0.1	-0.1	0.0	0.0	-0.1	-0.1	-0.0
Percentage of Assets	-0.1	-0.1	-0.4	-0.5	-0.6	-0.5	0.1	0.0	0.0	0.2	0.3	0.5	0.5	0.5	0.3	0.1	0.1	0.2	0.1	-0.6	-0.7	-0.5	-0.2	-0.4	-0.1	-0.3	-0.1	-0.0	-0.1	0.0	0.1	0.0	0.1	-0.0	-0.0	-0.0	0.0	0.0	-0.0	0.0	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

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	2009-12-31	2008-12-31	2007-12-31
Value	1714	1652	1610	1591	1558	1525	1514	1442	1337	1245	1222	1176	1144	1074	1061	1031	1020	989	949	918	918	887	887	885	877	874	874	853	832	810	790	769	750	747	731	697	691	637	619	593	592	591	591	589	528	467
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	124.9	125.5	126.7	127.9	128.1	128.0	125.9	130.1	132.5	135.2	135.1	135.2	136.1	138.7	141.3	142.1	141.5	146.5	147.9	151.9	151.1	159.6	158.7	157.6	154.9	154.9	151.9	151.7	153.9	153.3	152.4	152.8	151.7	150.2	149.0	152.3	149.9	153.8	152.7	153.1	150.0	146.9	143.6	131.8	127.8	115.5
Percentage of Assets	60.0	59.9	59.2	60.4	59.4	58.6	59.5	60.1	58.2	57.4	57.4	56.3	56.6	54.8	54.3	54.5	54.5	53.3	52.0	53.5	55.5	53.5	53.2	54.7	54.7	55.3	55.5	54.6	53.7	54.7	53.7	52.5	51.7	54.8	54.1	53.7	53.3	49.3	48.1	49.0	50.3	50.1	50.0	50.0	0.0	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

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	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	2007-12-31
Value	0.004	0.004	0.004	0.004	0.004	0.004	0.004	0.004	0.004	0.004	0.004	0.004	0.004	0.003	0.003	0.003	0.003	0.003	0.003	0.003	0.003	0.003	0.003	0.003	0.003	0.003	0.003	0.003	0.003	0.003	0.003	0.003	0.003	0.003	0.003	0.003	0.003	0.003	0.003	0.003	0.003	0.003	0.003	0.003	0.003	0.002
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	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	0.0	0.0	0.0	0.0
Percentage of Assets 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	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	2009-12-31	2008-12-31	2007-12-31
Value	0.89	0.887	0.88	1.698	1.716	1.732	1.765	2.188	1.559	1.606	1.644	1.61	1.622	1.628	1.658	4.326	4.332	4.339	4.205	4.227	4.298	4.288	4.339	4.363	4.4	4.436	4.486	4.54	4.596	4.66	4.707	4.737	4.775	4.823	4.864	2.767	2.79	2.814	2.78	2.745	2.709	2.671	2.65	2.577	2.536	2.312
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	0.1	0.1	0.1	0.1	0.1	0.1	0.1	0.2	0.2	0.2	0.2	0.2	0.2	0.2	0.2	0.6	0.6	0.6	0.7	0.7	0.7	0.8	0.8	0.8	0.8	0.8	0.8	0.8	0.8	0.9	0.9	0.9	1.0	1.0	1.0	0.6	0.6	0.7	0.7	0.7	0.7	0.7	0.6	0.6	0.6	0.6
Percentage of Assets	0.0	0.0	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	0.2	0.2	0.2	0.2	0.2	0.3	0.3	0.3	0.3	0.3	0.3	0.3	0.3	0.3	0.3	0.3	0.3	0.3	0.4	0.4	0.2	0.2	0.2	0.2	0.2	0.2	0.2	0.2	0.2	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	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0

Common Stock Value

us-gaap:CommonStockValue

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	4000.0	4000.0	4000.0	4000.0	4000.0	4000.0	4000.0	4000.0	4000.0	4000.0	4000.0	4000.0	4000.0	3000.0	3000.0	3000.0	3000.0	3000.0	3000.0	3000.0	3000.0	3000.0	3000.0	3000.0	3000.0	3000.0	3000.0	3000.0	3000.0	3000.0	3000.0	3000.0	3000.0	3000.0	3000.0	3000.0	3000.0	3000.0	3000.0	3000.0	3000.0	3000.0	3000.0	3000.0
Percentage of CommonStockValue	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	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	0.0	0.0	0.0	0.0	0.0	0.0

Additional Paid In Capital Common Stock

us-gaap:AdditionalPaidInCapitalCommonStock

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	1714	1652	1610	1591	1558	1525	1514	1442	1337	1245	1222	1176	1144	1074	1061	1031	1020	989	949	918	918	887	887	885	877	874	874	853	832	810	790	769	750	747	731	697	691	637	619	593	592	591	591	589
Percentage of AdditionalPaidInCapitalCommonStock	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	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	60.0	59.9	59.2	60.4	59.4	58.6	59.5	60.1	58.2	57.4	57.4	56.3	56.6	54.8	54.3	54.5	54.5	53.3	52.0	53.5	55.5	53.5	53.2	54.7	54.7	55.3	55.5	54.6	53.7	54.7	53.7	52.5	51.7	54.8	54.1	53.7	53.3	49.3	48.1	49.0	50.3	50.1	50.0	50.0

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	2011-03-31	2010-12-31	2010-09-30	2010-06-30	2010-03-31	2009-12-31
Value	-3.801	-2.538	-10.752	-13.445	-14.807	-12.983	2.807	0.378	0.634	4.388	6.701	10	10	8.954	5.348	2.645	2.421	3.405	1.995	-9.709	-12.315	-8.853	-3.456	-6.91	-1.77	-4.892	-2.357	-0.085	-1.148	0.592	1.629	0.351	1.948	-0.17	-0.392	-0.605	0.0	0.0	0.0	0.0	0.0	0.0	0.0	-0.083	-0.159	-0.256	-0.318
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	0.0	0.0	0.0	0.0	0.0	0.0	0.0	100.0	100.0	100.0	100.0
Percentage of Assets	-0.1	-0.1	-0.4	-0.5	-0.6	-0.5	0.1	0.0	0.0	0.2	0.3	0.5	0.5	0.5	0.3	0.1	0.1	0.2	0.1	-0.6	-0.7	-0.5	-0.2	-0.4	-0.1	-0.3	-0.1	-0.0	-0.1	0.0	0.1	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

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	2011-03-31	2010-12-31	2009-12-31
Value	890000.0	887000.0	880000.0	1698000.0	1716000.0	1732000.0	1765000.0	2188000.0	1559000.0	1606000.0	1644000.0	1610000.0	1622000.0	1628000.0	1658000.0	4326000.0	4332000.0	4339000.0	4205000.0	4227000.0	4298000.0	4288000.0	4339000.0	4363000.0	4400000.0	4436000.0	4486000.0	4540000.0	4596000.0	4660000.0	4707000.0	4737000.0	4775000.0	4823000.0	4864000.0	2767000.0	2790000.0	2814000.0	2780000.0	2745000.0	2709000.0	2671000.0	2650000.0	2577000.0
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	100.0	100.0
Percentage of Assets	0.0	0.0	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	0.2	0.2	0.2	0.2	0.2	0.3	0.3	0.3	0.3	0.3	0.3	0.3	0.3	0.3	0.3	0.3	0.3	0.3	0.4	0.4	0.2	0.2	0.2	0.2	0.2	0.2	0.2	0.2	0.2

Stock Issued During Period Value New Issues

us-gaap:StockIssuedDuringPeriodValueNewIssues

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	2018-12-31	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	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	59	44	31	29	14	103	89	24	44	30	67	14	30	9.851	29	39	29	0.0	0.0	6.181	0.0	0.052	19	19	19	19	19	17	2.059	13	34	5.096	52	17	24
Percentage of StockIssuedDuringPeriodValueNewIssues	100.0	100.0	100.0	100.0	100.0	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	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
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

us-gaap:StockIssuedDuringPeriodValueNewIssues us-gaap:StatementEquityComponents

us-gaap:AdditionalPaidInCapital

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	2018-12-31	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	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	59	44	31	29	14	103	89	24	44	30	67	14	30	9.851	29	39	29	0.0	0.0	6.181	0.0	0.052	19	19	19	19	19	17	2.059	13	34	5.096	52	17	24
Percentage of StockIssuedDuringPeriodValueNewIssues	100.0	100.0	100.0	100.0	100.0	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	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
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
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

Minority Interest Decrease From Distributions To Noncontrolling Interest Holders

us-gaap:MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders

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	2018-12-31	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	12000.0	11000.0	28000.0	19000.0	34000.0	43000.0	43000.0	43000.0	43000.0	43000.0	43000.0	65000.0	170000.0	94000.0	94000.0	120000.0	169000.0	210000.0	170000.0	170000.0	167000.0	166000.0	166000.0	181000.0	188000.0	188000.0	188000.0	189000.0	188000.0	189000.0	195000.0	195000.0	168000.0	149000.0	305000.0	-85000.0	-86000.0	-85000.0	-85000.0	-89000.0
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	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	0.0	0.0

us-gaap:MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders us-gaap:StatementEquityComponents

us-gaap:AdditionalPaidInCapital

Period End	2021-06-30	2020-06-30	2020-03-31	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	-5000.0	0	0	0	0	0	0	0	0	0	0	0	0	0	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 MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders	-41.7	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	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
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

us-gaap:NoncontrollingInterest

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	2018-12-31	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	17000.0	11000.0	28000.0	19000.0	34000.0	43000.0	43000.0	43000.0	43000.0	43000.0	43000.0	65000.0	170000.0	94000.0	94000.0	120000.0	169000.0	210000.0	170000.0	170000.0	167000.0	166000.0	166000.0	181000.0	188000.0	188000.0	188000.0	189000.0	188000.0	189000.0	195000.0	195000.0	168000.0	149000.0	305000.0	-85000.0	-86000.0	-85000.0	-85000.0	-89000.0
Percentage of MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders	141.7	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	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	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	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	2010-06-30	2010-03-31
Value	58	78	16	62	65	51	25	72	56	41	22	68	52	21	32	55	43	23	31	42	45	18	27	43	38	21	22	41	36	17	21	35	35	17	18	31	29	12	17	28	26	14	13	25	24	13
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	100.0	100.0
Percentage of Revenues	59.1	80.5	18.0	68.4	72.7	58.0	29.1	86.1	69.3	52.6	29.2	90.6	69.5	30.1	45.3	80.7	63.9	36.0	48.1	67.3	73.9	30.3	45.6	75.0	66.1	37.2	39.3	73.6	67.1	33.3	39.6	69.8	72.3	35.7	40.4	67.3	62.7	26.5	39.9	65.1	60.6	32.5	31.1	59.3	56.7	30.4

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	2010-06-30	2010-03-31
Value	-77.891	-63.919	-98.574	-43.021	-48.037	-98.624	-135.351	-123.144	-135.912	-48.93	-63.293	-95.117	-71.808	-11.217	-74.669	-44.397	-15.993	-44.367	-122.415	-77.879	20	-6.764	-61.966	-33.959	-34.047	-26.446	-33.425	-29.39	-75.808	-20.891	-20.142	-33.596	-98.847	-23.526	-61.499	-20.774	-15.896	-21.739	-81.611	-44.508	-13.889	-10.825	-11.985	-9.512	-12.222	-29.782
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	100.0	100.0
Percentage of Revenues	-78.2	-65.3	-106.4	-46.8	-53.5	-111.3	-156.4	-146.7	-165.5	-62.1	-81.2	-126.3	-95.9	-15.5	-104.6	-64.6	-23.6	-67.1	-184.5	-123.2	33.2	-11.0	-101.6	-58.0	-58.9	-45.9	-58.4	-52.5	-140.9	-39.6	-37.7	-65.6	-201.0	-48.7	-133.5	-44.2	-34.2	-46.5	-184.9	-101.2	-32.1	-25.0	-28.6	-22.1	-28.0	-67.0

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	2010-06-30	2010-03-31
Value	57	-14.856	81	-19.989	-17.773	47	110	50	77	8.905	40	26	20	-10.476	42	-11.182	-27.355	20	90	35	-66.355	-11.925	33	-9.625	-4.354	5.187	10	-11.489	37	5.152	-1.228	-1.992	63	5.051	43	-9.939	-13.332	9.35	63	16	-12.348	-3.261	-1.075	-16.077	-12.503	15
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	100.0	100.0
Percentage of Revenues	57.8	-15.2	88.4	-21.7	-19.8	53.7	127.4	60.3	94.4	11.3	52.2	35.7	26.7	-14.5	59.4	-16.3	-40.3	30.3	137.1	56.0	-107.2	-19.4	55.5	-16.4	-7.5	9.0	18.6	-20.5	70.3	9.8	-2.3	-3.9	128.7	10.5	93.6	-21.1	-28.7	20.0	144.4	36.9	-28.5	-7.5	-2.6	-37.3	-28.7	34.6

Cash And Cash Equivalents Period Increase Decrease

us-gaap:CashAndCashEquivalentsPeriodIncreaseDecrease

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	38	0.047	0.002	-0.085	-0.567	0.447	0.094	-0.196	-1.505	1.457	0.117	0.005	0.215	0.021	0.006	-0.068	0.034	-0.478	0.489	0.023	-0.002	-0.036	-0.294	0.329	-0.16	0.162	-0.312	0.304	-1.861	1.872	-0.199	0.197	-0.014	-1.234	0.231	0.909	-0.087	0.031	-0.273	0.347	-0.008	-0.029	-0.017	0.013	-0.008	-0.913
Percentage of CashAndCashEquivalentsPeriodIncreaseDecrease	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	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	38.7	0.0	0.0	-0.1	-0.6	0.5	0.1	-0.2	-1.8	1.8	0.2	0.0	0.3	0.0	0.0	-0.1	0.1	-0.7	0.7	0.0	-0.0	-0.1	-0.5	0.6	-0.3	0.3	-0.5	0.5	-3.5	3.5	-0.4	0.4	-0.0	-2.6	0.5	1.9	-0.2	0.1	-0.6	0.8	-0.0	-0.1	-0.0	0.0	-0.0	-2.1

Depreciation Depletion And Amortization

us-gaap:DepreciationDepletionAndAmortization

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	31	30	30	29	28	27	27	25	27	23	24	22	22	21	21	21	20	20	20	19	19	19	18	18	17	18	18	17	17	17	16	16	16	15	14	15	15	15	14	14	14	14	14	14	14	14
Percentage of DepreciationDepletionAndAmortization	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	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	2010-06-30	2010-03-31
Value	58	78	16	62	65	51	25	72	56	41	22	68	52	21	32	55	43	23	31	42	45	18	27	43	38	21	22	41	36	17	21	35	35	17	18	31	29	12	17	28	26	14	13	25	24	13
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	100.0	100.0
Percentage of Revenues	59.1	80.5	18.0	68.4	72.7	58.0	29.1	86.1	69.3	52.6	29.2	90.6	69.5	30.1	45.3	80.7	63.9	36.0	48.1	67.3	73.9	30.3	45.6	75.0	66.1	37.2	39.3	73.6	67.1	33.3	39.6	69.8	72.3	35.7	40.4	67.3	62.7	26.5	39.9	65.1	60.6	32.5	31.1	59.3	56.7	30.4

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	27	27	37	24	23	23	51	22	26	-22.534	18	23	18	28	17	15	36	12	15	14	44	21	11	12	14	10	12	17	9.242	8.514	9.613	8.514	7.79	7.308	12	6.897	8.084	5.522	6.526	5.791	5.615	4.902	5.045	4.126	4.578	5.006
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	27.7	27.9	40.1	26.5	26.2	26.3	59.3	26.9	32.8	-28.6	23.8	30.6	24.4	39.8	24.8	23.2	54.5	19.6	23.2	23.4	71.2	35.4	19.0	20.7	25.3	17.5	22.5	31.9	17.2	16.1	18.0	16.6	15.8	15.1	26.9	14.7	17.4	11.8	14.8	13.2	13.0	11.3	12.0	9.6	10.5	11.3

us-gaap:ProfitLoss us-gaap:StatementEquityComponents

us-gaap:AccumulatedDistributionsInExcessOfNetIncome

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	2018-12-31	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	27	27	24	23	23	-22.571	26	-22.529	18	-23.01	18	28	17	15	36	12	15	14	43	21	11	11	14	9.93	12	17	9.118	8.372	9.455	8.363	7.643	7.154	12	6.771	7.972	5.403	6.405	5.67	5.492	4.792
Percentage of ProfitLoss	99.9	99.9	100.0	100.0	100.0	-100.0	100.0	100.0	99.9	-99.9	99.8	99.9	99.6	99.4	99.8	98.8	99.0	99.1	99.6	99.5	98.8	98.9	99.1	98.7	99.0	99.3	98.7	98.3	98.4	98.2	98.1	97.9	98.8	98.2	98.6	97.8	98.1	97.9	97.8	97.8
Percentage of Revenues	27.7	27.9	26.5	26.2	26.3	-26.9	32.8	-28.6	23.8	-30.5	24.3	39.8	24.7	23.1	54.3	19.4	22.9	23.2	70.9	35.3	18.7	20.4	25.1	17.2	22.2	31.7	16.9	15.9	17.7	16.3	15.5	14.8	26.6	14.4	17.2	11.5	14.5	12.9	12.7	11.1
Percentage of Revenues us-gaap:AccumulatedDistributionsInExcessOfNetIncome	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	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	2020-09-30	2020-06-30	2020-03-31	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	0.02	0.018	0.01	0.003	0.001	-0.004	-0.004	-0.005	0.027	-0.031	0.037	0.035	0.077	0.088	0.087	0.154	0.147	0.139	0.18	0.119	0.143	0.129	0.13	0.131	0.134	0.132	0.124	0.142	0.158	0.151	0.147	0.154	0.147	0.126	0.111	0.119	0.121	0.121	0.123	0.11
Percentage of ProfitLoss	0.1	0.1	0.0	0.0	0.0	-0.0	-0.0	0.0	0.1	-0.1	0.2	0.1	0.4	0.6	0.2	1.2	1.0	0.9	0.4	0.5	1.2	1.1	0.9	1.3	1.0	0.7	1.3	1.7	1.6	1.8	1.9	2.1	1.2	1.8	1.4	2.2	1.9	2.1	2.2	2.2
Percentage of Revenues	0.0	0.0	0.0	0.0	0.0	-0.0	-0.0	-0.0	0.0	-0.0	0.0	0.0	0.1	0.1	0.1	0.2	0.2	0.2	0.3	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	0.3	0.2	0.3	0.3	0.3	0.3	0.3
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

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	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	2414000.0	1597000.0	1546000.0	1612000.0	2195000.0	1226000.0	2661000.0	1217000.0	1895000.0	1065000.0	1250000.0	1210000.0	1639000.0	1184000.0	1255000.0	1179000.0	730000.0	2357000.0	631000.0	635000.0	534000.0	2790000.0	1548000.0	1578000.0	1564000.0	2043000.0	1141000.0	1181000.0	1147000.0	1677000.0	1025000.0	877000.0	957000.0	1370000.0	716000.0	748000.0	699000.0	1334000.0	542000.0	528000.0	567000.0	815000.0	526000.0	520000.0	459000.0	493000.0
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	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	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	2010-06-30	2010-03-31
Value	-77.891	-63.919	-98.574	-43.021	-48.037	-98.624	-135.351	-123.144	-135.912	-48.93	-63.293	-95.117	-71.808	-11.217	-74.669	-44.397	-15.993	-44.367	-122.415	-77.879	20	-6.764	-61.966	-33.959	-34.047	-26.446	-33.425	-29.39	-75.808	-20.891	-20.142	-33.596	-98.847	-23.526	-61.499	-20.774	-15.896	-21.739	-81.611	-44.508	-13.889	-10.825	-11.985	-9.512	-12.222	-29.782
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	100.0	100.0
Percentage of Revenues	-78.2	-65.3	-106.4	-46.8	-53.5	-111.3	-156.4	-146.7	-165.5	-62.1	-81.2	-126.3	-95.9	-15.5	-104.6	-64.6	-23.6	-67.1	-184.5	-123.2	33.2	-11.0	-101.6	-58.0	-58.9	-45.9	-58.4	-52.5	-140.9	-39.6	-37.7	-65.6	-201.0	-48.7	-133.5	-44.2	-34.2	-46.5	-184.9	-101.2	-32.1	-25.0	-28.6	-22.1	-28.0	-67.0

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	2010-06-30	2010-03-31
Value	57	-14.856	81	-19.989	-17.773	47	110	50	77	8.905	40	26	20	-10.476	42	-11.182	-27.355	20	90	35	-66.355	-11.925	33	-9.625	-4.354	5.187	10	-11.489	37	5.152	-1.228	-1.992	63	5.051	43	-9.939	-13.332	9.35	63	16	-12.348	-3.261	-1.075	-16.077	-12.503	15
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	100.0	100.0
Percentage of Revenues	57.8	-15.2	88.4	-21.7	-19.8	53.7	127.4	60.3	94.4	11.3	52.2	35.7	26.7	-14.5	59.4	-16.3	-40.3	30.3	137.1	56.0	-107.2	-19.4	55.5	-16.4	-7.5	9.0	18.6	-20.5	70.3	9.8	-2.3	-3.9	128.7	10.5	93.6	-21.1	-28.7	20.0	144.4	36.9	-28.5	-7.5	-2.6	-37.3	-28.7	34.6

Debt Instrument Interest Rate Stated Percentage

us-gaap:DebtInstrumentInterestRateStatedPercentage us-gaap:ParticipatingMortgageLoans

us-gaap:DebtInstrumentInterestRateStatedPercentage

egp:A40thAvenueBeltwayCrossingVCentennialParkExecutiveAirportInterchangeParkIOceanViewWetmore58AndWorldHouston262829And30RepaidIn2020

Period End	2020-12-31
Value	4.39
Percentage of DebtInstrumentInterestRateStatedPercentage	100.0
Percentage of LongTermDebtAndCapitalLeaseObligations	0.0
Percentage of LongTermDebtAndCapitalLeaseObligations egp:A40thAvenueBeltwayCrossingVCentennialParkExecutiveAirportInterchangeParkIOceanViewWetmore58AndWorldHouston262829And30RepaidIn2020	0.0

egp:Arion18BeltwayViViiCommerceParkIiIiiConcordDistCtrInterstateDistCtrVViViiLakeviewBusinessCtrRidgeCreekDistributionCtrIiSouthridgeIvVAndWorldHouston32

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
Value	4.09	0.0409	0.0409	0.0409	0.0409	0.0409	0.0409	0.0409	0.0409
Percentage of DebtInstrumentInterestRateStatedPercentage	93.2	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0
Percentage of LongTermDebtAndCapitalLeaseObligations	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0
Percentage of LongTermDebtAndCapitalLeaseObligations egp:Arion18BeltwayViViiCommerceParkIiIiiConcordDistCtrInterstateDistCtrVViViiLakeviewBusinessCtrRidgeCreekDistributionCtrIiSouthridgeIvVAndWorldHouston32	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0

egp:ColoradoCrossingInterstateIIIIRojasSteeleCreek12StemmonsCircleVentureandWorldHouston39

Period End	2020-12-31	2019-12-31	2018-12-31	2017-12-31	2016-12-31
Value	4.75	0.0475	0.0475	0.0475	0.0475
Percentage of DebtInstrumentInterestRateStatedPercentage	108.2	0.0	0.0	0.0	0.0
Percentage of LongTermDebtAndCapitalLeaseObligations	0.0	0.0	0.0	0.0	0.0
Percentage of LongTermDebtAndCapitalLeaseObligations egp:ColoradoCrossingInterstateIIIIRojasSteeleCreek12StemmonsCircleVentureandWorldHouston39	0.0	0.0	0.0	0.0	0.0

egp:RamonaDistributionCenter

Period End	2020-12-31	2019-12-31	2018-12-31	2017-12-31	2016-12-31	2015-12-31	2014-12-31
Value	3.85	0.0385	0.0385	0.0385	0.0385	0.0385	0.0385
Percentage of DebtInstrumentInterestRateStatedPercentage	87.7	0.0	0.0	0.0	0.0	0.0	0.0
Percentage of LongTermDebtAndCapitalLeaseObligations	0.0	0.0	0.0	0.0	0.0	0.0	0.0
Percentage of LongTermDebtAndCapitalLeaseObligations egp:RamonaDistributionCenter	0.0	0.0	0.0	0.0	0.0	0.0	0.0

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

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod egp:AwardRecipientType, egp:ShareBasedPaymentAwardstype

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod

egp:AwardRecipientTypeEmployee, us-gaap:RestrictedStock

Period End	2021-03-31	2020-09-30
Value	57423.0	208.0
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod	100.0	100.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod egp:EquityAwardRequirements, egp:Numbersofyearsintotalshareholderreturnperformanceperiod, egp:ScheduleOfShareBasedCompensationArrangementByShareBasedPaymentAwardBenefitGroupType, egp:ShareBasedPaymentAwardstype, us-gaap:AwardDate, us-gaap:PlanName

egp:ShareholderReturnAwards, egp:Threeyearperiod, srt:ExecutiveOfficer, us-gaap:RestrictedStock, egp:A2017Awards, egp:EquityIncentivePlan2013

Period End	2020-12-31	2020-09-30	2020-06-30	2020-03-31
Value	0	0	0	18917.0
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod	0.0	0.0	0.0	0.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod egp:EquityAwardRequirements, egp:ScheduleOfShareBasedCompensationArrangementByShareBasedPaymentAwardBenefitGroupType, egp:ShareBasedPaymentAwardstype, us-gaap:AwardDate, us-gaap:PlanName

egp:CompanyPerformanceAwards, srt:ExecutiveOfficer, us-gaap:RestrictedStock, egp:A2020Awards, egp:EquityIncentivePlan2013

Period End	2021-03-31
Value	18380.0
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod	32.0

egp:CompanyPerformanceAwardsPartA, srt:ExecutiveOfficer, us-gaap:RestrictedStock, egp:A2019Awards, egp:EquityIncentivePlan2013

Period End	2020-12-31	2020-09-30	2020-06-30	2020-03-31
Value	0	0	0	9162.0
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod	0.0	0.0	0.0	0.0

egp:CompanyPerformanceAwardsPartB, srt:ExecutiveOfficer, us-gaap:RestrictedStock, egp:A2019Awards, egp:EquityIncentivePlan2013

Period End	2020-12-31	2020-09-30	2020-06-30	2020-03-31
Value	0	0	0	15990.0
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod	0.0	0.0	0.0	0.0

egp:Individualperformanceawards, srt:ExecutiveOfficer, us-gaap:RestrictedStock, egp:A2019Awards, egp:EquityIncentivePlan2013

Period End	2020-12-31	2020-09-30	2020-06-30	2020-03-31
Value	0	0	0	5860.0
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod	0.0	0.0	0.0	0.0

egp:Individualperformanceawards, srt:ExecutiveOfficer, us-gaap:RestrictedStock, egp:A2020Awards, egp:EquityIncentivePlan2013

Period End	2021-03-31
Value	4156.0
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod	7.2

egp:ServiceConditionOnlyAwards, srt:ExecutiveOfficer, us-gaap:RestrictedStock, egp:A2017Awards, egp:EquityIncentivePlan2013

Period End	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30
Value	0	0	0	5406.0	0	0
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod	0.0	0.0	0.0	0.0	0.0	0.0

egp:ServiceConditionOnlyAwards, srt:ExecutiveOfficer, us-gaap:RestrictedStock, egp:A2018Awards, egp:EquityIncentivePlan2013

Period End	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30
Value	7884.0	0	0	0	7884.0	0	0
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod	13.7	0.0	0.0	0.0	0.0	0.0	0.0

egp:ServiceConditionOnlyAwards, srt:ExecutiveOfficer, us-gaap:RestrictedStock, egp:A2019Awards, egp:EquityIncentivePlan2013

Period End	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30
Value	9947.0	0	0	0	9947.0	0	0
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod	17.3	0.0	0.0	0.0	0.0	0.0	0.0

egp:ServiceConditionOnlyAwards, srt:ExecutiveOfficer, us-gaap:RestrictedStock, egp:A2020Awards, egp:EquityIncentivePlan2013

Period End	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31
Value	7217.0	0	0	0	7217.0
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod	12.6	0.0	0.0	0.0	0.0

egp:ServiceConditionOnlyAwards, srt:ExecutiveOfficer, us-gaap:RestrictedStock, egp:A2021Awards, egp:EquityIncentivePlan2013

Period End	2021-03-31
Value	7801.0
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod	13.6

egp:Amountoflossreclassifiedfromaccumulatedothercomprehensiveincomelosstointerestexpense us-gaap:DerivativeInstrumentRisk, us-gaap:HedgingDesignation

egp:Amountoflossreclassifiedfromaccumulatedothercomprehensiveincomelosstointerestexpense

us-gaap:InterestRateSwap, us-gaap:DesignatedAsHedgingInstrument

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	1132000.0	1051000.0	1410000.0	1437000.0	1045000.0	-87000.0	-191000.0	-409000.0	-650000.0	-669000.0	-513000.0	-449000.0	-386000.0	-56000.0	270000.0	326000.0	547000.0	-773000.0	-1015000.0	-1056000.0	-1043000.0	-927000.0	-1105000.0	-1121000.0	-1116000.0	-933000.0	-870000.0	-776000.0	-581000.0	-564000.0	-214000.0	-156000.0	-152000.0	-149000.0	-251000.0	-50000.0
Percentage of Amountoflossreclassifiedfromaccumulatedothercomprehensiveincomelosstointerestexpense	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

egp:Cashpaidforoperatingleaseliability

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	376000.0	375000.0	377000.0	380000.0	358000.0	361000.0	352000.0	326000.0	355000.0	281000.0	0	0	0	0
Percentage of Cashpaidforoperatingleaseliability	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

egp:ChangesInAccruedDevelopmentCosts

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	12	0.87	-3.438	-1.72	-1.618	1.437	-7.59	1.885	1.36	0.701	3.815	-5.454	-1.363	8.713	-2.176	-0.794	-2.327	5.153	-3.84	6.564	1.629	-0.724	-1.864	0.306	2.11	-2.257	-7.242	-4.593	8.663	3.413	-1.553	-0.908	2.497	0.473	1.17	2.771	-2.541	-0.158	-7.568	1.652	0.504	0.157	0.426	-0.111	0.028	-0.335
Percentage of ChangesInAccruedDevelopmentCosts	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

egp:CostsAndExpensesGross

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	2010-06-30	2010-03-31
Value	68	67	66	65	65	61	64	58	59	56	56	54	54	53	53	53	51	49	49	51	49	46	46	47	46	45	44	44	45	42	41	41	39	39	40	41	-37.779	-38.351	-37.83	-38.554	-37.073	-39.19	-39.187	-39.629
Percentage of CostsAndExpensesGross	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

egp:DebtinstrumentbasisspreadaboutLIBORvariablerate us-gaap:CreditFacility, us-gaap:DebtInstrument

egp:DebtinstrumentbasisspreadaboutLIBORvariablerate

egp:NineBankGroupUnsecuredRevolvingCreditFacility, egp:Bankcreditfacilityobtainedin2018350million

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
Value	0	100.0	0	0	0	100.0	0	0	0	100.0	0	0
Percentage of DebtinstrumentbasisspreadaboutLIBORvariablerate	0.0	100.0	0.0	0.0	0.0	100.0	0.0	0.0	0.0	100.0	0.0	0.0

egp:PncNaUnsecuredRevolvingCreditFacility, egp:Creditfacilityobtainedin201845million

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
Value	0	100.0	0	0	0	100.0	0	0	0	100.0	0	0
Percentage of DebtinstrumentbasisspreadaboutLIBORvariablerate	0.0	100.0	0.0	0.0	0.0	100.0	0.0	0.0	0.0	100.0	0.0	0.0

egp:Expansionoptiononcreditfacility us-gaap:CreditFacility, us-gaap:DebtInstrument

egp:Expansionoptiononcreditfacility

egp:NineBankGroupUnsecuredRevolvingCreditFacility, egp:Bankcreditfacilityobtainedin2018350million

Period End	2021-03-31	2020-12-31
Value	150	0.0
Percentage of Expansionoptiononcreditfacility	100.0	0.0

egp:Expensesfromrealestateoperations

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
Value	28	27	25	26	25	25	24	23	22	22	22	21	21	20	20	20
Percentage of Expensesfromrealestateoperations	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

egp:FairValueOfSharesVestedAsOfVestingDate egp:AwardRecipientType, egp:ShareBasedPaymentAwardstype

egp:FairValueOfSharesVestedAsOfVestingDate

egp:AwardRecipientTypeEmployee, us-gaap:RestrictedStock

Period End	2021-03-31	2020-12-31
Value	10	0.881
Percentage of FairValueOfSharesVestedAsOfVestingDate	100.0	100.0

egp:Gainoncasualtiesandinvoluntaryconversion

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	-161000.0	0	-80000.0	0	-200000.0	100000.0	-2395000.0	2300000.0	1150000.0	0	0	0
Percentage of Gainoncasualtiesandinvoluntaryconversion	0.0	0.0	100.0	0.0	100.0	0.0	100.0	100.0	100.0	100.0	100.0	0.0	0.0	0.0

egp:Incomefromrealestateoperations

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
Value	99	97	92	92	89	88	86	83	81	78	77	75	73	72	71	68
Percentage of Incomefromrealestateoperations	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

egp:IncrementalCommonSharesAttributableToNonvestedRestrictedStock

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	97000.0	92000.0	20000.0	112000.0	70000.0	79000.0	13000.0	98000.0	75000.0	61000.0	6000.0	82000.0	63000.0	47000.0	3000.0	75000.0	53000.0	48000.0	4000.0	82000.0	64000.0	53000.0	13000.0	122000.0	94000.0	77000.0	11000.0	129000.0	107000.0	80000.0	12000.0	119000.0	104000.0	78000.0	10000.0	116000.0	92000.0	67000.0	4000.0	70000.0	70000.0	56000.0	9000.0	61000.0	55000.0
Percentage of IncrementalCommonSharesAttributableToNonvestedRestrictedStock	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

egp:Indirectleasingcosts

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	134000.0	330000.0	139000.0	248000.0	166000.0	108000.0	105000.0	110000.0	103000.0	93000.0	0	0	0	0
Percentage of Indirectleasingcosts	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

egp:Lineofcreditfacilityfeeinbasispoints us-gaap:CreditFacility, us-gaap:DebtInstrument

egp:Lineofcreditfacilityfeeinbasispoints

egp:NineBankGroupUnsecuredRevolvingCreditFacility, egp:Bankcreditfacilityobtainedin2018350million

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
Value	0	20.0	0	0	0	20.0	0	0	0	20.0	0	0
Percentage of Lineofcreditfacilityfeeinbasispoints	0.0	100.0	0.0	0.0	0.0	100.0	0.0	0.0	0.0	100.0	0.0	0.0

egp:PncNaUnsecuredRevolvingCreditFacility, egp:Creditfacilityobtainedin201845million

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
Value	0	20.0	0	0	0	20.0	0	0	0	20.0	0	0
Percentage of Lineofcreditfacilityfeeinbasispoints	0.0	100.0	0.0	0.0	0.0	100.0	0.0	0.0	0.0	100.0	0.0	0.0

egp:Operatingleaseliabilitiesarisingfromobtainingrightofuseassets

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	0.0	0.348	0.0	0.0	0.0	0.495	0.0	0.0	3.018	12	0.0	0.0	0.0	0.0
Percentage of Operatingleaseliabilitiesarisingfromobtainingrightofuseassets	0.0	100.0	0.0	0.0	0.0	100.0	0.0	0.0	100.0	100.0	0.0	0.0	0.0	0.0

egp:PercentageofOccupationWhenCostsCeasedBeingCapitalized us-gaap:MortgageLoansOnRealEstateDescriptionTypeOfProperty

egp:PercentageofOccupationWhenCostsCeasedBeingCapitalized

egp:Developmentandvalueaddproperties

Period End	2021-06-30	2021-03-31
Value	0	90.0
Percentage of PercentageofOccupationWhenCostsCeasedBeingCapitalized	0.0	100.0

egp:PercentageofOccupationwhenpropertytransfersfromthedevelopmentandvalueaddprogramtorealestateproperties us-gaap:MortgageLoansOnRealEstateDescriptionTypeOfProperty

egp:PercentageofOccupationwhenpropertytransfersfromthedevelopmentandvalueaddprogramtorealestateproperties

egp:Developmentproperties

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31
Value	0	90.0	0	89.1	0	0.9
Percentage of PercentageofOccupationwhenpropertytransfersfromthedevelopmentandvalueaddprogramtorealestateproperties	0.0	100.0	0.0	100.0	0.0	100.0

egp:Valueaddproperties

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31
Value	0	90.0	0	89.1	0	0.9
Percentage of PercentageofOccupationwhenpropertytransfersfromthedevelopmentandvalueaddprogramtorealestateproperties	0.0	100.0	0.0	100.0	0.0	100.0

egp:Percentageofacquisitionpricetobespentoncapitalitemstoqualifyasvalueaddproperty

Period End	2021-06-30	2021-03-31	2020-12-31
Value	0	20.0	0
Percentage of Percentageofacquisitionpricetobespentoncapitalitemstoqualifyasvalueaddproperty	0.0	100.0	0.0

egp:Percentageofoccupancytoqualifyasvalueaddproperty

Period End	2021-06-30	2021-03-31	2020-12-31
Value	0	75.0	0
Percentage of Percentageofoccupancytoqualifyasvalueaddproperty	0.0	100.0	0.0

egp:Proceedsfromcasualtiesandinvoluntaryconversion

Period End	2020-12-31	2020-09-30	2019-12-31	2019-09-30	2018-12-31	2018-09-30	2017-12-31	2017-09-30
Value	0	0	536000.0	0	152000.0	593000.0	0	0
Percentage of Proceedsfromcasualtiesandinvoluntaryconversion	0.0	0.0	100.0	0.0	100.0	100.0	0.0	0.0

egp:Realestatepropertyacquistionpurchaseprice egp:AcquiredRealEstateProperties, us-gaap:SubsequentEventType

egp:Realestatepropertyacquistionpurchaseprice

egp:AccessPointI, us-gaap:SubsequentEvent

Period End	2021-02-16
Value	10
Percentage of Realestatepropertyacquistionpurchaseprice	100.0

egp:Northpoint200, us-gaap:SubsequentEvent

Period End	2021-02-16
Value	6.5
Percentage of Realestatepropertyacquistionpurchaseprice	63.1

egp:RentalIncomeIncreaseDecreaseForAmortizationOfAcquiredInPlaceLeaseIntangibles

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	-245000.0	-229000.0	-373000.0	-332000.0	-372000.0	-374000.0	-387000.0	-366000.0	-284000.0	-192000.0	-190000.0	-217000.0	-142000.0	-118000.0	-123000.0	-129000.0	-141000.0	-136000.0	-118000.0	-121000.0	-124000.0	-125000.0	-122000.0	-94000.0	-110000.0	-122000.0	-126000.0	-119000.0	-89000.0	-87000.0	-120000.0	-93000.0	-21000.0	46000.0	79000.0	91000.0	114000.0	-120000.0	-597000.0	71000.0	85000.0	-100000.0
Percentage of RentalIncomeIncreaseDecreaseForAmortizationOfAcquiredInPlaceLeaseIntangibles	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

egp:RepaymentsOnMortgageLoansReceivable

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	2010-06-30	2010-03-31
Value	1658000.0	7000.0	7000.0	7000.0	885000.0	11000.0	16000.0	3000.0	10000.0	19000.0	0	1958000.0	75000.0	32000.0	32000.0	32000.0	32000.0	31000.0	30000.0	30000.0	29000.0	30000.0	28000.0	29000.0	3784000.0	40000.0	39000.0	39000.0	385000.0	26000.0	26000.0	26000.0	17000.0	0	0	3000.0	6000.0	9000.0	9000.0	9000.0	9000.0	9000.0	8000.0	11000.0
Percentage of RepaymentsOnMortgageLoansReceivable	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	100.0	100.0	100.0	100.0	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

egp:Revenuesgross

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	2010-06-30	2010-03-31
Value	106	92	89	88	116	84	91	81	78	79	75	83	71	69	90	66	66	64	93	73	61	58	60	57	59	63	54	53	53	51	49	48	47	46	46	46	44	44	43	43	42	43	43	44
Percentage of Revenuesgross	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

egp:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsPercentOfFutureVestingThatWillOccurOnGrantDate egp:EquityAwardRequirements, egp:Numbersofyearsintotalshareholderreturnperformanceperiod, egp:ScheduleOfShareBasedCompensationArrangementByShareBasedPaymentAwardBenefitGroupType, egp:ShareBasedPaymentAwardstype, us-gaap:AwardDate, us-gaap:PlanName

egp:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsPercentOfFutureVestingThatWillOccurOnGrantDate

egp:ShareholderReturnAwards, egp:Threeyearperiod, srt:ExecutiveOfficer, us-gaap:RestrictedStock, egp:A2018Awards, egp:EquityIncentivePlan2013

Period End	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30
Value	75.0	0	74.25	0	0.75	0	0
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsPercentOfFutureVestingThatWillOccurOnGrantDate	100.0	0.0	100.0	0.0	100.0	0.0	0.0

egp:ShareholderReturnAwards, egp:Threeyearperiod, srt:ExecutiveOfficer, us-gaap:RestrictedStock, egp:A2019Awards, egp:EquityIncentivePlan2013

Period End	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30
Value	75.0	0	74.25	0	0.75	0	0
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsPercentOfFutureVestingThatWillOccurOnGrantDate	100.0	0.0	100.0	0.0	100.0	0.0	0.0

egp:ShareholderReturnAwards, egp:Threeyearperiod, srt:ExecutiveOfficer, us-gaap:RestrictedStock, egp:A2020Awards, egp:EquityIncentivePlan2013

Period End	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31
Value	75.0	0	74.25	0	0.75
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsPercentOfFutureVestingThatWillOccurOnGrantDate	100.0	0.0	100.0	0.0	100.0

egp:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsPercentOfFutureVestingThatWillOccurOnGrantDate egp:EquityAwardRequirements, egp:ScheduleOfShareBasedCompensationArrangementByShareBasedPaymentAwardBenefitGroupType, egp:ShareBasedPaymentAwardstype, us-gaap:AwardDate, us-gaap:PlanName

egp:CompanyPerformanceAwards, srt:ExecutiveOfficer, us-gaap:RestrictedStock, egp:A2020Awards, egp:EquityIncentivePlan2013

Period End	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31
Value	34.0	0	33.66	0	0.34
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsPercentOfFutureVestingThatWillOccurOnGrantDate	45.3	0.0	45.3	0.0	45.3

egp:CompanyPerformanceAwards, srt:ExecutiveOfficer, us-gaap:RestrictedStock, egp:A2021Awards, egp:EquityIncentivePlan2013

Period End	2021-03-31
Value	34.0
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsPercentOfFutureVestingThatWillOccurOnGrantDate	45.3

egp:Individualperformanceawards, srt:ExecutiveOfficer, us-gaap:RestrictedStock, egp:A2020Awards, egp:EquityIncentivePlan2013

Period End	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31
Value	34.0	0	33.66	0	0.34
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsPercentOfFutureVestingThatWillOccurOnGrantDate	45.3	0.0	45.3	0.0	45.3

egp:Individualperformanceawards, srt:ExecutiveOfficer, us-gaap:RestrictedStock, egp:A2021Awards, egp:EquityIncentivePlan2013

Period End	2021-03-31
Value	34.0
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsPercentOfFutureVestingThatWillOccurOnGrantDate	45.3

egp:ServiceConditionOnlyAwards, srt:ExecutiveOfficer, us-gaap:RestrictedStock, egp:A2020Awards, egp:EquityIncentivePlan2013

Period End	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31
Value	25.0	0	24.75	0	0.25
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsPercentOfFutureVestingThatWillOccurOnGrantDate	33.3	0.0	33.3	0.0	33.3

egp:ShareholderReturnAwards, srt:ExecutiveOfficer, us-gaap:RestrictedStock, egp:A2021Awards, egp:EquityIncentivePlan2013

Period End	2021-03-31
Value	75.0
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsPercentOfFutureVestingThatWillOccurOnGrantDate	100.0

egp:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsPercentVestedWithinAYearOfGrantDate egp:EquityAwardRequirements, egp:ScheduleOfShareBasedCompensationArrangementByShareBasedPaymentAwardBenefitGroupType, egp:ShareBasedPaymentAwardstype, us-gaap:AwardDate, us-gaap:PlanName

egp:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsPercentVestedWithinAYearOfGrantDate

egp:ServiceConditionOnlyAwards, srt:ExecutiveOfficer, us-gaap:RestrictedStock, egp:A2019Awards, egp:EquityIncentivePlan2013

Period End	2021-03-31
Value	25.0
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsPercentVestedWithinAYearOfGrantDate	100.0

egp:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsPotentialGrantsInFuturePeriodMaximum egp:EquityAwardRequirements, egp:Numbersofyearsintotalshareholderreturnperformanceperiod, egp:ScheduleOfShareBasedCompensationArrangementByShareBasedPaymentAwardBenefitGroupType, egp:ShareBasedPaymentAwardstype, us-gaap:AwardDate, us-gaap:PlanName

egp:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsPotentialGrantsInFuturePeriodMaximum

egp:ShareholderReturnAwards, egp:Threeyearperiod, srt:ExecutiveOfficer, us-gaap:RestrictedStock, egp:A2018Awards, egp:EquityIncentivePlan2013

Period End	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30
Value	27086.0	0	0	-509.0	27596.0	0	0
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsPotentialGrantsInFuturePeriodMaximum	100.0	0.0	0.0	100.0	100.0	0.0	0.0

egp:ShareholderReturnAwards, egp:Threeyearperiod, srt:ExecutiveOfficer, us-gaap:RestrictedStock, egp:A2019Awards, egp:EquityIncentivePlan2013

Period End	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30
Value	33442.0	0	0	-1370.0	34812.0	0	0
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsPotentialGrantsInFuturePeriodMaximum	123.5	0.0	0.0	269.2	126.1	0.0	0.0

egp:ShareholderReturnAwards, egp:Threeyearperiod, srt:ExecutiveOfficer, us-gaap:RestrictedStock, egp:A2020Awards, egp:EquityIncentivePlan2013

Period End	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31
Value	25261.0	0	0	0	25261.0
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsPotentialGrantsInFuturePeriodMaximum	93.3	0.0	0.0	-0.0	91.5

egp:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsPotentialGrantsInFuturePeriodMaximum egp:EquityAwardRequirements, egp:ScheduleOfShareBasedCompensationArrangementByShareBasedPaymentAwardBenefitGroupType, egp:ShareBasedPaymentAwardstype, us-gaap:AwardDate, us-gaap:PlanName

egp:CompanyPerformanceAwards, srt:ExecutiveOfficer, us-gaap:RestrictedStock, egp:A2020Awards, egp:EquityIncentivePlan2013

Period End	2020-12-31	2020-09-30	2020-06-30	2020-03-31
Value	0	0	0	19282.0
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsPotentialGrantsInFuturePeriodMaximum	0.0	0.0	-0.0	69.9

egp:CompanyPerformanceAwards, srt:ExecutiveOfficer, us-gaap:RestrictedStock, egp:A2021Awards, egp:EquityIncentivePlan2013

Period End	2021-03-31
Value	19052.0
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsPotentialGrantsInFuturePeriodMaximum	70.3

egp:Individualperformanceawards, srt:ExecutiveOfficer, us-gaap:RestrictedStock, egp:A2020Awards, egp:EquityIncentivePlan2013

Period End	2020-12-31	2020-09-30	2020-06-30	2020-03-31
Value	0	0	0	4812.0
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsPotentialGrantsInFuturePeriodMaximum	0.0	0.0	-0.0	17.4

egp:Individualperformanceawards, srt:ExecutiveOfficer, us-gaap:RestrictedStock, egp:A2021Awards, egp:EquityIncentivePlan2013

Period End	2021-03-31
Value	4756.0
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsPotentialGrantsInFuturePeriodMaximum	17.6

egp:ShareholderReturnAwards, srt:ExecutiveOfficer, us-gaap:RestrictedStock, egp:A2021Awards, egp:EquityIncentivePlan2013

Period End	2021-03-31
Value	36400.0
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsPotentialGrantsInFuturePeriodMaximum	134.4

egp:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsPotentialGrantsInFuturePeriodMaximum egp:ScheduleOfShareBasedCompensationArrangementByShareBasedPaymentAwardBenefitGroupType, egp:ShareBasedPaymentAwardstype, us-gaap:PlanName

srt:ExecutiveOfficer, us-gaap:RestrictedStock, egp:EquityIncentivePlan2013

Period End	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30
Value	118910.0	0	0	-1879.0	111760.0	0	4.0
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsPotentialGrantsInFuturePeriodMaximum	439.0	0.0	0.0	369.2	405.0	0.0	0.0

egp:ShareBasedCompensationArrangementByShareBasedPaymentAwardPossibleSharesToBeAwardedVestingRights egp:EquityAwardRequirements, egp:Numbersofyearsintotalshareholderreturnperformanceperiod, egp:ScheduleOfShareBasedCompensationArrangementByShareBasedPaymentAwardBenefitGroupType, egp:ShareBasedPaymentAwardstype, us-gaap:AwardDate, us-gaap:PlanName

egp:ShareBasedCompensationArrangementByShareBasedPaymentAwardPossibleSharesToBeAwardedVestingRights

egp:ShareholderReturnAwards, egp:Threeyearperiod, srt:ExecutiveOfficer, us-gaap:RestrictedStock, egp:A2018Awards, egp:EquityIncentivePlan2013

Period End	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30
Value	25.0	0	24.75	0	0.25	0	0
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardPossibleSharesToBeAwardedVestingRights	100.0	0.0	100.0	0.0	100.0	0.0	0.0

egp:ShareholderReturnAwards, egp:Threeyearperiod, srt:ExecutiveOfficer, us-gaap:RestrictedStock, egp:A2019Awards, egp:EquityIncentivePlan2013

Period End	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30
Value	25.0	0	24.75	0	0.25	0	0
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardPossibleSharesToBeAwardedVestingRights	100.0	0.0	100.0	0.0	100.0	0.0	0.0

egp:ShareholderReturnAwards, egp:Threeyearperiod, srt:ExecutiveOfficer, us-gaap:RestrictedStock, egp:A2020Awards, egp:EquityIncentivePlan2013

Period End	2020-12-31	2020-09-30	2020-06-30	2020-03-31
Value	0	24.75	0	0.25
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardPossibleSharesToBeAwardedVestingRights	0.0	100.0	0.0	100.0

egp:ShareBasedCompensationArrangementbyShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsPercentthatvestedwhennumberofsharesdetermined egp:EquityAwardRequirements, egp:Numbersofyearsintotalshareholderreturnperformanceperiod, egp:ScheduleOfShareBasedCompensationArrangementByShareBasedPaymentAwardBenefitGroupType, egp:ShareBasedPaymentAwardstype, us-gaap:AwardDate, us-gaap:PlanName

egp:ShareBasedCompensationArrangementbyShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsPercentthatvestedwhennumberofsharesdetermined

egp:ShareholderReturnAwards, egp:Threeyearperiod, srt:ExecutiveOfficer, us-gaap:RestrictedStock, egp:A2017Awards, egp:EquityIncentivePlan2013

Period End	2020-12-31	2020-09-30	2020-06-30	2020-03-31
Value	0	74.25	0	0.75
Percentage of ShareBasedCompensationArrangementbyShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsPercentthatvestedwhennumberofsharesdetermined	0.0	100.0	0.0	100.0

egp:ShareBasedCompensationArrangementbyShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsPercentthatvestedwhennumberofsharesdetermined egp:EquityAwardRequirements, egp:ScheduleOfShareBasedCompensationArrangementByShareBasedPaymentAwardBenefitGroupType, egp:ShareBasedPaymentAwardstype, us-gaap:AwardDate, us-gaap:PlanName

egp:CompanyPerformanceAwardsPartA, srt:ExecutiveOfficer, us-gaap:RestrictedStock, egp:A2019Awards, egp:EquityIncentivePlan2013

Period End	2020-12-31	2020-09-30	2020-06-30	2020-03-31
Value	0	19.8	0	0.2
Percentage of ShareBasedCompensationArrangementbyShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsPercentthatvestedwhennumberofsharesdetermined	0.0	26.7	0.0	26.7

egp:CompanyPerformanceAwardsPartB, srt:ExecutiveOfficer, us-gaap:RestrictedStock, egp:A2019Awards, egp:EquityIncentivePlan2013

Period End	2020-12-31	2020-09-30	2020-06-30	2020-03-31
Value	0	19.8	0	0.2
Percentage of ShareBasedCompensationArrangementbyShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsPercentthatvestedwhennumberofsharesdetermined	0.0	26.7	0.0	26.7

egp:Individualperformanceawards, srt:ExecutiveOfficer, us-gaap:RestrictedStock, egp:A2019Awards, egp:EquityIncentivePlan2013

Period End	2020-12-31	2020-09-30	2020-06-30	2020-03-31
Value	0	19.8	0	0.2
Percentage of ShareBasedCompensationArrangementbyShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsPercentthatvestedwhennumberofsharesdetermined	0.0	26.7	0.0	26.7

egp:ServiceConditionOnlyAwards, srt:ExecutiveOfficer, us-gaap:RestrictedStock, egp:A2019Awards, egp:EquityIncentivePlan2013

Period End	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31
Value	25.0	0	24.75	0	0.25
Percentage of ShareBasedCompensationArrangementbyShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsPercentthatvestedwhennumberofsharesdetermined	0.0	0.0	33.3	0.0	33.3

egp:ShareBasedCompensationArrangementbySharebasedPaymentAwardEquityInstrumentsOtherthanOptionsVestingRightsvestingperyearinfutureyears egp:EquityAwardRequirements, egp:Numbersofyearsintotalshareholderreturnperformanceperiod, egp:ScheduleOfShareBasedCompensationArrangementByShareBasedPaymentAwardBenefitGroupType, egp:ShareBasedPaymentAwardstype, us-gaap:AwardDate, us-gaap:PlanName

egp:ShareBasedCompensationArrangementbySharebasedPaymentAwardEquityInstrumentsOtherthanOptionsVestingRightsvestingperyearinfutureyears

egp:ShareholderReturnAwards, egp:Threeyearperiod, srt:ExecutiveOfficer, us-gaap:RestrictedStock, egp:A2017Awards, egp:EquityIncentivePlan2013

Period End	2020-12-31	2020-09-30	2020-06-30	2020-03-31
Value	0	24.75	0	0.25
Percentage of ShareBasedCompensationArrangementbySharebasedPaymentAwardEquityInstrumentsOtherthanOptionsVestingRightsvestingperyearinfutureyears	0.0	100.0	0.0	100.0

egp:ShareholderReturnAwards, egp:Threeyearperiod, srt:ExecutiveOfficer, us-gaap:RestrictedStock, egp:A2020Awards, egp:EquityIncentivePlan2013

Period End	2021-03-31
Value	25.0
Percentage of ShareBasedCompensationArrangementbySharebasedPaymentAwardEquityInstrumentsOtherthanOptionsVestingRightsvestingperyearinfutureyears	0.0

egp:ShareBasedCompensationArrangementbySharebasedPaymentAwardEquityInstrumentsOtherthanOptionsVestingRightsvestingperyearinfutureyears egp:EquityAwardRequirements, egp:ScheduleOfShareBasedCompensationArrangementByShareBasedPaymentAwardBenefitGroupType, egp:ShareBasedPaymentAwardstype, us-gaap:AwardDate, us-gaap:PlanName

egp:CompanyPerformanceAwards, srt:ExecutiveOfficer, us-gaap:RestrictedStock, egp:A2020Awards, egp:EquityIncentivePlan2013

Period End	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31
Value	33.0	0	32.67	0	0.33
Percentage of ShareBasedCompensationArrangementbySharebasedPaymentAwardEquityInstrumentsOtherthanOptionsVestingRightsvestingperyearinfutureyears	0.0	0.0	132.0	0.0	132.0

egp:CompanyPerformanceAwards, srt:ExecutiveOfficer, us-gaap:RestrictedStock, egp:A2021Awards, egp:EquityIncentivePlan2013

Period End	2021-03-31
Value	33.0
Percentage of ShareBasedCompensationArrangementbySharebasedPaymentAwardEquityInstrumentsOtherthanOptionsVestingRightsvestingperyearinfutureyears	0.0

egp:CompanyPerformanceAwardsPartA, srt:ExecutiveOfficer, us-gaap:RestrictedStock, egp:A2019Awards, egp:EquityIncentivePlan2013

Period End	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30
Value	0	19.8	0	0.2	0	0
Percentage of ShareBasedCompensationArrangementbySharebasedPaymentAwardEquityInstrumentsOtherthanOptionsVestingRightsvestingperyearinfutureyears	0.0	80.0	0.0	80.0	0.0	0.0

egp:CompanyPerformanceAwardsPartB, srt:ExecutiveOfficer, us-gaap:RestrictedStock, egp:A2019Awards, egp:EquityIncentivePlan2013

Period End	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30
Value	0	19.8	0	0.2	0	0
Percentage of ShareBasedCompensationArrangementbySharebasedPaymentAwardEquityInstrumentsOtherthanOptionsVestingRightsvestingperyearinfutureyears	0.0	80.0	0.0	80.0	0.0	0.0

egp:Individualperformanceawards, srt:ExecutiveOfficer, us-gaap:RestrictedStock, egp:A2019Awards, egp:EquityIncentivePlan2013

Period End	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30
Value	0	19.8	0	0.2	0	0
Percentage of ShareBasedCompensationArrangementbySharebasedPaymentAwardEquityInstrumentsOtherthanOptionsVestingRightsvestingperyearinfutureyears	0.0	80.0	0.0	80.0	0.0	0.0

egp:Individualperformanceawards, srt:ExecutiveOfficer, us-gaap:RestrictedStock, egp:A2020Awards, egp:EquityIncentivePlan2013

Period End	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31
Value	33.0	0	32.67	0	0.33
Percentage of ShareBasedCompensationArrangementbySharebasedPaymentAwardEquityInstrumentsOtherthanOptionsVestingRightsvestingperyearinfutureyears	0.0	0.0	132.0	0.0	132.0

egp:Individualperformanceawards, srt:ExecutiveOfficer, us-gaap:RestrictedStock, egp:A2021Awards, egp:EquityIncentivePlan2013

Period End	2021-03-31
Value	33.0
Percentage of ShareBasedCompensationArrangementbySharebasedPaymentAwardEquityInstrumentsOtherthanOptionsVestingRightsvestingperyearinfutureyears	0.0

egp:ServiceConditionOnlyAwards, srt:ExecutiveOfficer, us-gaap:RestrictedStock, egp:A2017Awards, egp:EquityIncentivePlan2013

Period End	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30
Value	24.75	0	0.25	0	0
Percentage of ShareBasedCompensationArrangementbySharebasedPaymentAwardEquityInstrumentsOtherthanOptionsVestingRightsvestingperyearinfutureyears	100.0	0.0	100.0	0.0	0.0

egp:ServiceConditionOnlyAwards, srt:ExecutiveOfficer, us-gaap:RestrictedStock, egp:A2018Awards, egp:EquityIncentivePlan2013

Period End	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30
Value	25.0	0	24.75	0	0.25	0	0
Percentage of ShareBasedCompensationArrangementbySharebasedPaymentAwardEquityInstrumentsOtherthanOptionsVestingRightsvestingperyearinfutureyears	0.0	0.0	100.0	0.0	100.0	0.0	0.0

egp:ServiceConditionOnlyAwards, srt:ExecutiveOfficer, us-gaap:RestrictedStock, egp:A2019Awards, egp:EquityIncentivePlan2013

Period End	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30
Value	25.0	0	24.75	0	0.25	0	0
Percentage of ShareBasedCompensationArrangementbySharebasedPaymentAwardEquityInstrumentsOtherthanOptionsVestingRightsvestingperyearinfutureyears	0.0	0.0	100.0	0.0	100.0	0.0	0.0

egp:ServiceConditionOnlyAwards, srt:ExecutiveOfficer, us-gaap:RestrictedStock, egp:A2020Awards, egp:EquityIncentivePlan2013

Period End	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31
Value	25.0	0	24.75	0	0.25
Percentage of ShareBasedCompensationArrangementbySharebasedPaymentAwardEquityInstrumentsOtherthanOptionsVestingRightsvestingperyearinfutureyears	0.0	0.0	100.0	0.0	100.0

egp:ServiceConditionOnlyAwards, srt:ExecutiveOfficer, us-gaap:RestrictedStock, egp:A2021Awards, egp:EquityIncentivePlan2013

Period End	2021-03-31
Value	25.0
Percentage of ShareBasedCompensationArrangementbySharebasedPaymentAwardEquityInstrumentsOtherthanOptionsVestingRightsvestingperyearinfutureyears	0.0

egp:ShareholderReturnAwards, srt:ExecutiveOfficer, us-gaap:RestrictedStock, egp:A2021Awards, egp:EquityIncentivePlan2013

Period End	2021-03-31
Value	25.0
Percentage of ShareBasedCompensationArrangementbySharebasedPaymentAwardEquityInstrumentsOtherthanOptionsVestingRightsvestingperyearinfutureyears	0.0

egp:TotalGroundLeaseExpendituresForContinuingAndDiscontinuedOperations us-gaap:PropertySubjectToOrAvailableForOperatingLease

egp:TotalGroundLeaseExpendituresForContinuingAndDiscontinuedOperations

egp:GroundLeases

Period End	2021-03-31	2020-09-30	2020-03-31	2019-09-30
Value	272000.0	266000.0	261000.0	261000.0
Percentage of TotalGroundLeaseExpendituresForContinuingAndDiscontinuedOperations	100.0	100.0	100.0	100.0

egp:WithheldSharesOfCommonStockToSatisfyTaxWithholdingObligationsInConnectionWithVestingOfRestrictedStock

Period End	2021-03-31	2020-03-31	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	4240000.0	4589000.0	2788000.0	4110000.0	0	0	-2055000.0	5010000.0	0	0	-2505000.0	6462000.0	0	-585000.0	-2646000.0	4082000.0	0	0	-2041000.0	3706000.0	0	0	-1844000.0	1056000.0	0	0	-528000.0	-972000.0	0	0	-812000.0	0	0	0	-157000.0
Percentage of WithheldSharesOfCommonStockToSatisfyTaxWithholdingObligationsInConnectionWithVestingOfRestrictedStock	100.0	100.0	100.0	100.0	0.0	0.0	100.0	100.0	0.0	0.0	100.0	100.0	0.0	100.0	100.0	100.0	0.0	0.0	100.0	100.0	0.0	0.0	100.0	100.0	0.0	0.0	100.0	100.0	0.0	0.0	100.0	0.0	0.0	0.0	100.0

egp:WithheldSharesOfCommonStockToSatisfyTaxWithholdingObligationsInConnectionWithVestingOfRestrictedStock us-gaap:StatementEquityComponents

us-gaap:AdditionalPaidInCapital

Period End	2021-03-31	2020-03-31	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	4240000.0	4589000.0	2788000.0	4110000.0	0	-4110000.0	2055000.0	5010000.0	0	0	-2505000.0	6462000.0	0	-585000.0	-2646000.0	0	0	0	-2041000.0	3706000.0	0	0	-1844000.0	1056000.0	0	0	-528000.0	-972000.0	0	0	-812000.0	0	0	0	-157000.0
Percentage of WithheldSharesOfCommonStockToSatisfyTaxWithholdingObligationsInConnectionWithVestingOfRestrictedStock	100.0	100.0	100.0	100.0	0.0	0.0	-100.0	100.0	0.0	0.0	100.0	100.0	0.0	100.0	100.0	0.0	0.0	0.0	100.0	100.0	0.0	0.0	100.0	100.0	0.0	0.0	100.0	100.0	0.0	0.0	100.0	0.0	0.0	0.0	100.0

egp:WithheldSharesOfCommonStockToSatisfyTaxWithholdingObligationsInConnectionWithVestingOfRestrictedStockShares

Period End	2021-03-31	2020-06-30	2020-03-31	2019-09-30	2019-06-30	2019-03-31	2018-09-30	2018-06-30	2018-03-31
Value	30252.0	0	33963.0	0	0	28955.0	0	0	23824.0
Percentage of WithheldSharesOfCommonStockToSatisfyTaxWithholdingObligationsInConnectionWithVestingOfRestrictedStockShares	100.0	0.0	100.0	0.0	0.0	100.0	0.0	0.0	100.0

us-gaap:CommonStockDividendsPerShareDeclared

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
Value	0.79	0.79	0.79	0.75	0.75	0.75	0.72	0.72	0.72	0.64	0.64
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

us-gaap:DebtInstrumentBasisSpreadOnVariableRate1 us-gaap:LongtermDebtType

us-gaap:DebtInstrumentBasisSpreadOnVariableRate1

egp:A50MillionSeniorUnsecuredTermLoan2021

Period End	2021-03-31
Value	1.0
Percentage of DebtInstrumentBasisSpreadOnVariableRate1	100.0

us-gaap:Depreciation

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
Value	25	25	25	24	23	23	22	21	22	19	20	18	18	17	17	17
Percentage of Depreciation	100.0	100.0	100.0	100.0	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:DividendsCommonStockCash

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	2018-12-31	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	31	31	31	29	29	28	27	26	26	26	22	22	22	22	21	20	20	20	19	19	19	19	18	18	18	18	17	17	16	16	16	16	15	15	44	-14.775	-14.285	-14.08	-14.072	-14.229
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	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	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:DividendsCommonStockCash us-gaap:StatementEquityComponents

us-gaap:AccumulatedDistributionsInExcessOfNetIncome

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	2018-12-31	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	31	31	31	29	29	28	27	26	26	26	22	22	22	22	21	20	20	20	19	19	19	19	18	18	18	18	17	17	16	16	16	16	15	15	44	-14.775	-14.285	-14.08	-14.072	-14.229
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	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	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:EmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsCapitalizedAmount egp:AwardRecipientType, egp:ShareBasedPaymentAwardstype

us-gaap:EmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsCapitalizedAmount

egp:AwardRecipientTypeEmployee, us-gaap:RestrictedStock

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
Value	479000.0	550000.0	445000.0	424000.0	499000.0	555000.0	1236000.0	523000.0	396000.0	381000.0	349000.0	365000.0	245000.0	214000.0	281000.0	308000.0	383000.0	486000.0	344000.0	232000.0	250000.0	357000.0	441000.0	410000.0	399000.0	422000.0	316000.0	267000.0	321000.0
Percentage of EmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsCapitalizedAmount	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	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	2010-06-30	2010-03-31
Value	0.941	18	-34.493	7.182	11	-2.572	-19.033	21	9.711	-5.919	-16.679	26	10	-22.31	-2.253	17	6.361	-13.671	0.515	9.37	11	-15.267	0.163	11	5.46	-10.349	-6.343	11	8.197	-11.32	-1.859	10	7.653	-6.91	-3.095	6.997	6.053	-11.073	-1.576	8.007	5.102	-6.067	-5.355	6.422	4.242	-7.577
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	100.0	100.0

us-gaap:IncreaseDecreaseInOperatingAssets

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	4007000.0	-577000.0	5559000.0	-374000.0	520000.0	-1090000.0	7695000.0	30000.0	-14000.0	-2153000.0	4719000.0	1483000.0	128000.0	-2239000.0	5915000.0	658000.0	86000.0	-1625000.0	4944000.0	1137000.0	-1694000.0	-1504000.0	4341000.0	-213000.0	-1659000.0	-1687000.0	1730000.0	-69000.0	-360000.0	-1768000.0	3831000.0	543000.0	-2789000.0	44000.0	2231000.0	-1259000.0	-582000.0	-991000.0	418000.0	-83000.0	850000.0	240000.0	-1375000.0	-112000.0	797000.0	902000.0
Percentage of IncreaseDecreaseInOperatingAssets	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	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:OperatingLeaseLeaseIncome

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	99	97	1.017	92	89	88	3.904	83	81	78
Percentage of OperatingLeaseLeaseIncome	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

us-gaap:OperatingLeaseLeaseIncome us-gaap:LeaseArrangementType

egp:Operatingleasewithrentconcessions

Period End	2020-09-30	2020-06-30
Value	0.549	0.791
Percentage of OperatingLeaseLeaseIncome	0.6	0.9

us-gaap:OperatingLeaseLeaseIncomeLeasePayments

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
Value	74	73	68	66	65	62	61	58
Percentage of OperatingLeaseLeaseIncomeLeasePayments	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

us-gaap:OperatingLeaseVariableLeaseIncome

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	25	24	22	23	22	22	21	21	20	19
Percentage of OperatingLeaseVariableLeaseIncome	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

us-gaap:OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodBeforeTax us-gaap:DerivativeInstrumentRisk, us-gaap:HedgingDesignation

us-gaap:OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodBeforeTax

us-gaap:InterestRateSwap, us-gaap:DesignatedAsHedgingInstrument

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
Value	-2395000.0	7163000.0	1283000.0	-75000.0	-2869000.0	-15703000.0	2620000.0	153000.0	-3104000.0	-1644000.0	-3479000.0	1002000.0	1572000.0	3662000.0	2433000.0	-102000.0
Percentage of OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodBeforeTax	100.0	100.0	100.0	100.0	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:OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodNetOfTax

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	2010-09-30	2010-06-30
Value	-1263000.0	8214000.0	2693000.0	1362000.0	-1824000.0	-15790000.0	2429000.0	-256000.0	-3754000.0	-2313000.0	-3992000.0	553000.0	1186000.0	3606000.0	2703000.0	224000.0	-984000.0	1410000.0	11704000.0	2606000.0	-3462000.0	-5397000.0	3454000.0	-5140000.0	3122000.0	-2535000.0	-2272000.0	1063000.0	-1740000.0	-1037000.0	-2764000.0	-1597000.0	2118000.0	222000.0	213000.0	-605000.0	0	0	0	0	0	83000.0	76000.0	97000.0
Percentage of OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodNetOfTax	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	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

us-gaap:OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodNetOfTax us-gaap:StatementEquityComponents

us-gaap:AccumulatedOtherComprehensiveIncome

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	2018-12-31	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	-1263000.0	8214000.0	1362000.0	-1824000.0	-15790000.0	-256000.0	-3754000.0	-2313000.0	-3992000.0	553000.0	1186000.0	3606000.0	2703000.0	224000.0	-984000.0	1410000.0	11704000.0	2606000.0	-3462000.0	-5397000.0	3454000.0	-5140000.0	3122000.0	-2535000.0	-2272000.0	1063000.0	-1740000.0	-1037000.0	-2764000.0	-1597000.0	2118000.0	222000.0	213000.0
Percentage of OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodNetOfTax	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	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:OtherOperatingActivitiesCashFlowStatement

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	578000.0	136000.0	448000.0	135000.0	640000.0	505000.0	129000.0	802000.0	126000.0	328000.0	155000.0	502000.0	352000.0	476000.0	114000.0	111000.0	390000.0	264000.0	17000.0	93000.0	209000.0	-24000.0	-70000.0	139000.0	-186000.0	-40000.0	25000.0	27000.0	21000.0	-101000.0	-7000.0	-9000.0	36000.0	-98000.0	43000.0	2321000.0	-1887000.0	-300000.0	-127000.0	-13000.0	-11000.0	-80000.0
Percentage of OtherOperatingActivitiesCashFlowStatement	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	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:OtherOperatingIncome

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	13000.0	14000.0	76000.0	12000.0	215000.0	51000.0	70000.0	25000.0	318000.0	161000.0	106000.0	20000.0	1165000.0	83000.0	29000.0	34000.0	39000.0	17000.0	18000.0	12000.0	35000.0	21000.0	23000.0	33000.0	17000.0	17000.0	9000.0	61000.0	18000.0	35000.0	102000.0	34000.0	139000.0	47000.0	18000.0	15000.0	14000.0	14000.0	83000.0	20000.0	21000.0	23000.0	16000.0	20000.0	60000.0	28000.0
Percentage of OtherOperatingIncome	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	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:OtherOperatingIncomeExpenseNet

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	210000.0	201000.0	231000.0	244000.0	230000.0	237000.0	320000.0	166000.0	-565000.0	242000.0	-279000.0	216000.0	222000.0	754000.0	588000.0	255000.0	255000.0	215000.0	263000.0	853000.0	381000.0	268000.0	250000.0	242000.0	242000.0	367000.0	231000.0	319000.0	218000.0	316000.0	221000.0	249000.0	255000.0	224000.0	211000.0	-98000.0	172000.0	171000.0	179000.0	180000.0	180000.0	178000.0
Percentage of OtherOperatingIncomeExpenseNet	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	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:PaymentsForCapitalImprovements

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	-27.222	9.128	7.595	7.369	8.771	9.396	9.979	10	11	5.61	10	10	10	5.158	7.78	7.561	6.547	4.27	6.487	6.425	4.955	5.804	6.761	6.16	8.803	2.79	7.593	3.019	5.654	4.258	4.754	6.552	4.924	4.577	4.465	4.272	5.496	3.902	4.959	3.444	4.357	6.288	8.282	5.599	6.951	2.888
Percentage of PaymentsForCapitalImprovements	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	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:PaymentsForProceedsFromOtherInvestingActivities

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	-8.648	8.122	2.347	8.805	2.721	14	-6.876	5.655	5.657	4.857	3.151	4.564	2.896	2.344	4.632	3.379	4.595	3.266	1.905	-0.187	9.54	2.642	2.532	2.613	0.17	3.55	-3.404	10	2.211	2.325	-21.323	4.985	2.232	2.194	1.319	1.659	2.292	2.475	1.292	1.43	1.694	1.917	1.717	1.885	2.22	0.953
Percentage of PaymentsForProceedsFromOtherInvestingActivities	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	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:PaymentsOfDebtIssuanceCosts

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	2252000.0	223000.0	494000.0	12000.0	20000.0	564000.0	641000.0	84000.0	15000.0	153000.0	65000.0	12000.0	1757000.0	88000.0	251000.0	19000.0	23000.0	87000.0	322000.0	1000.0	875000.0	289000.0	185000.0	1182000.0	23000.0	562000.0	65000.0	392000.0	21000.0	21000.0	572000.0	191000.0	18000.0	1441000.0	16000.0	653000.0	28000.0	793000.0	293000.0	13000.0	585000.0	34000.0	649000.0	22000.0	18000.0	20000.0
Percentage of PaymentsOfDebtIssuanceCosts	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	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:PaymentsOfOrdinaryDividends

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	31	31	31	29	29	29	28	26	26	26	25	0.0	22	22	22	21	21	21	20	20	19	20	19	19	18	18	18	18	16	17	16	16	15	15	16	15	14	14	14	13	13	13	14	13	13	14
Percentage of PaymentsOfOrdinaryDividends	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	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	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:PaymentsToAcquireBusinessesGross egp:AcquiredRealEstateProperties, us-gaap:SubsequentEventType

us-gaap:PaymentsToAcquireBusinessesGross

egp:RanchoDistributionCenter, us-gaap:SubsequentEvent

Period End	2020-10-27
Value	27
Percentage of PaymentsToAcquireBusinessesGross	100.0

us-gaap:PaymentsToAcquireBusinessesGross us-gaap:BusinessAcquisition

egp:A2020Acquisitions

Period End	2020-12-31	2020-09-30	2020-06-30	2020-03-31
Value	70	0.0	0.0	6.231
Percentage of PaymentsToAcquireBusinessesGross	0.0	0.0	0.0	0.0

egp:A2021AcquisitionsAccessPointIAndNorthpoint200

Period End	2021-03-31
Value	17
Percentage of PaymentsToAcquireBusinessesGross	0.0

us-gaap:PaymentsToAcquireCommercialRealEstate

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	2014-12-31	2014-09-30	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	42	0.0	0.0	6.231	48	32	62	0.0	4.218	25	27	0.0	18	73	-16.128	-20.611	2.713	24	0.0	0.0	31	0.0	7.054	0.0	0.0	2.445	69	0.0	40	7.475	0.0	3.475	65	23	0.0	0.0	0.0	0.0	1.305	22
Percentage of PaymentsToAcquireCommercialRealEstate	100.0	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	0.0	0.0	100.0	0.0	100.0	0.0	0.0	100.0	100.0	0.0	100.0	100.0	0.0	100.0	100.0	100.0	0.0	0.0	0.0	0.0	100.0	100.0

us-gaap:PaymentsToDevelopRealEstateAssets

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	63	47	65	25	35	69	126	76	72	42	49	57	29	31	44	32	25	22	108	57	21	16	19	27	30	18	16	24	34	21	14	21	22	17	20	10	12	12	13	17	8.351	2.786	2.421	1.926	1.782	3.016
Percentage of PaymentsToDevelopRealEstateAssets	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	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:ProceedsFromBankDebt

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	98	96	202	105	96	221	272	283	232	144	136	94	125	91	110	87	108	84	164	276	91	76	146	77	55	139	99	85	101	64	116	112	128	66	98	42	79	63	123	77	50	85	71	34	33	71
Percentage of ProceedsFromBankDebt	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	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:ProceedsFromIssuanceOfCommonStock

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-07-29	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	59	46	14	31	1.729	29	14	71	100	89	24	44	37	60	14	30	9.851	29	39	29	4.95	24	0.0	0.0	6.181	0.0	0.052	19	22	17	19	19	19	0.079	13	34	10	47	16	24	0.45	0.0	0.0	0.0	0.0	-0.004	0.307
Percentage of ProceedsFromIssuanceOfCommonStock	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	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	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	0.0	0.0	0.0	0.0	100.0	100.0

us-gaap:ProceedsFromIssuanceOfUnsecuredDebt

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	2015-12-31
Value	125	50	175	0.0	0.0	100	100	110	0.0	80	0.0	0.0	60	0.0	60	0.0	100	40	75
Percentage of ProceedsFromIssuanceOfUnsecuredDebt	100.0	100.0	100.0	0.0	0.0	100.0	100.0	100.0	0.0	100.0	0.0	0.0	100.0	0.0	100.0	0.0	100.0	100.0	100.0

us-gaap:ProceedsFromPaymentsForOtherFinancingActivities

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	-12000.0	-4252000.0	-1332000.0	-106000.0	-20000.0	-4624000.0	-2055000.0	583000.0	-43000.0	-2831000.0	-125000.0	-46000.0	-32000.0	-5161000.0	-1823000.0	-94000.0	-92000.0	-2525000.0	137000.0	319000.0	50000.0	-2968000.0	-108000.0	-221000.0	-169000.0	-2222000.0	-206000.0	-189000.0	-189000.0	-2032000.0	-169000.0	-197000.0	-205000.0	-710000.0	964000.0	-144000.0	-138000.0	38000.0	-1020000.0	-87000.0	637000.0	-981000.0	335000.0	-934000.0	-88000.0	-1298000.0
Percentage of ProceedsFromPaymentsForOtherFinancingActivities	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	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:RepaymentsOfBankDebt

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	190	129	154	94	112	251	299	339	169	207	111	102	148	85	131	38	141	76	178	105	222	60	139	67	36	124	84	142	58	53	139	178	43	50	69	117	77	99	113	41	85	32	114	30	27	36
Percentage of RepaymentsOfBankDebt	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	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:RepaymentsOfSecuredDebt

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	0.661	42	47	2.268	2.245	2.22	2.292	2.216	48	2.916	-19.699	2.84	2.803	2.767	-113.687	48	3.572	3.526	-182.068	79	4.72	4.656	29	4.989	4.923	63	5.578	32	5.62	5.532	56	39	6.19	6.106	6.026	10	48	9.736	5.906	5.823	28	41	17	5.046	4.769	4.899
Percentage of RepaymentsOfSecuredDebt	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	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:RepaymentsOfUnsecuredDebt

Period End	2020-12-31	2019-12-31	2019-09-30	2018-12-31	2018-09-30	2017-12-31	2017-09-30	2016-12-31	2015-12-31
Value	135	0.0	75	0.0	0.0	0.0	0.0	0.0	0.0
Percentage of RepaymentsOfUnsecuredDebt	100.0	0.0	100.0	0.0	0.0	0.0	0.0	0.0	0.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue egp:AwardRecipientType, egp:ShareBasedPaymentAwardstype

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue

egp:AwardRecipientTypeEmployee, us-gaap:RestrictedStock

Period End	2021-03-31	2020-12-31	2020-09-30
Value	106.8	-0.06	0.06
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue	100.0	100.0	100.0

egp:AwardRecipientTypeEmployeesandDirectors, us-gaap:RestrictedStock

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
Value	120.39	105.3	100.31	0	112.14	91.03	0	95.18	76.56	88.86	82.37	74.8	70.62	0
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue	200650.0	0.0	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:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue egp:EquityAwardRequirements, egp:ScheduleOfShareBasedCompensationArrangementByShareBasedPaymentAwardBenefitGroupType, egp:ShareBasedPaymentAwardstype, us-gaap:AwardDate, us-gaap:PlanName

egp:CompanyPerformanceAwards, srt:ExecutiveOfficer, us-gaap:RestrictedStock, egp:A2020Awards, egp:EquityIncentivePlan2013

Period End	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31
Value	131.36	0	0	0	131.36
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue	123.0	-0.0	0.0	0.0	0.0

egp:CompanyPerformanceAwards, srt:ExecutiveOfficer, us-gaap:RestrictedStock, egp:A2021Awards, egp:EquityIncentivePlan2013

Period End	2021-03-31
Value	138.93
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue	130.1

egp:CompanyPerformanceAwardsPartA, srt:ExecutiveOfficer, us-gaap:RestrictedStock, egp:A2019Awards, egp:EquityIncentivePlan2013

Period End	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30
Value	0	0	0	105.97	0	0
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue	-0.0	0.0	0.0	0.0	0.0	0.0

egp:CompanyPerformanceAwardsPartB, srt:ExecutiveOfficer, us-gaap:RestrictedStock, egp:A2019Awards, egp:EquityIncentivePlan2013

Period End	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31
Value	0	0	0	122.61	0
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue	-0.0	0.0	0.0	0.0	0.0

egp:Individualperformanceawards, srt:ExecutiveOfficer, us-gaap:RestrictedStock, egp:A2019Awards, egp:EquityIncentivePlan2013

Period End	2020-12-31	2020-09-30	2020-06-30	2020-03-31
Value	0	0	0	141.63
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue	-0.0	0.0	0.0	0.0

egp:Individualperformanceawards, srt:ExecutiveOfficer, us-gaap:RestrictedStock, egp:A2020Awards, egp:EquityIncentivePlan2013

Period End	2021-03-31
Value	142.89
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue	133.8

egp:ServiceConditionOnlyAwards, srt:ExecutiveOfficer, us-gaap:RestrictedStock, egp:A2017Awards, egp:EquityIncentivePlan2013

Period End	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30
Value	0	0	0	78.18	0	0
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue	-0.0	0.0	0.0	0.0	0.0	0.0

egp:ServiceConditionOnlyAwards, srt:ExecutiveOfficer, us-gaap:RestrictedStock, egp:A2018Awards, egp:EquityIncentivePlan2013

Period End	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30
Value	95.19	0	0	0	95.19	0	0
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue	89.1	-0.0	0.0	0.0	0.0	0.0	0.0

egp:ServiceConditionOnlyAwards, srt:ExecutiveOfficer, us-gaap:RestrictedStock, egp:A2019Awards, egp:EquityIncentivePlan2013

Period End	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30
Value	105.97	0	0	0	105.97	0	0
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue	99.2	-0.0	0.0	0.0	0.0	0.0	0.0

egp:ServiceConditionOnlyAwards, srt:ExecutiveOfficer, us-gaap:RestrictedStock, egp:A2020Awards, egp:EquityIncentivePlan2013

Period End	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31
Value	131.36	0	0	0	131.36
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue	123.0	-0.0	0.0	0.0	0.0

egp:ServiceConditionOnlyAwards, srt:ExecutiveOfficer, us-gaap:RestrictedStock, egp:A2021Awards, egp:EquityIncentivePlan2013

Period End	2021-03-31
Value	138.93
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue	130.1

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod egp:AwardRecipientType, egp:ShareBasedPaymentAwardstype

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod

egp:AwardRecipientTypeEmployee, us-gaap:RestrictedStock

Period End	2021-03-31	2020-09-30
Value	73692.0	70.0
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod	100.0	100.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue egp:AwardRecipientType, egp:ShareBasedPaymentAwardstype

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue

egp:AwardRecipientTypeEmployee, us-gaap:RestrictedStock

Period End	2021-03-31	2020-12-31	2020-09-30
Value	91.59	1.56	0.01
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue	100.0	100.0	100.0

egp:AwardRecipientTypeEmployeesandDirectors, us-gaap:RestrictedStock

Period End	2020-09-30	2020-06-30	2019-09-30	2019-06-30	2018-09-30	2018-06-30	2017-09-30	2017-06-30	2016-09-30	2016-06-30
Value	88.86	0	88.86	0	88.86	0	0	0	0	58.27
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue	888600.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsForfeitures egp:AwardRecipientType, egp:ShareBasedPaymentAwardstype

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsForfeitures

egp:AwardRecipientTypeEmployee, us-gaap:RestrictedStock

Period End	2020-09-30
Value	0
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsForfeitures	0.0

us-gaap:SharebasedCompensationArrangementBySharebasedPaymentAwardAwardVestingRightsPercentage egp:AwardRecipientType, egp:ScheduleOfShareBasedCompensationArrangementByShareBasedPaymentAwardBenefitGroupType, egp:ShareBasedPaymentAwardstype, us-gaap:AwardDate, us-gaap:PlanName

us-gaap:SharebasedCompensationArrangementBySharebasedPaymentAwardAwardVestingRightsPercentage

egp:AwardRecipientTypeEmployee, egp:NonExecutiveOfficers, us-gaap:RestrictedStock, egp:A2020Awards, egp:EquityIncentivePlan2013

Period End	2020-12-31	2020-09-30
Value	0	19.8
Percentage of SharebasedCompensationArrangementBySharebasedPaymentAwardAwardVestingRightsPercentage	0.0	100.0

us-gaap:SharebasedCompensationArrangementBySharebasedPaymentAwardAwardVestingRightsPercentage egp:EquityAwardRequirements, egp:ScheduleOfShareBasedCompensationArrangementByShareBasedPaymentAwardBenefitGroupType, egp:ShareBasedPaymentAwardstype, us-gaap:AwardDate, us-gaap:PlanName

egp:ServiceConditionOnlyAwards, srt:ExecutiveOfficer, us-gaap:RestrictedStock, egp:A2017Awards, egp:EquityIncentivePlan2013

Period End	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30
Value	0	24.75	0	0.25	0	0
Percentage of SharebasedCompensationArrangementBySharebasedPaymentAwardAwardVestingRightsPercentage	0.0	125.0	0.0	0.0	0.0	0.0

egp:ServiceConditionOnlyAwards, srt:ExecutiveOfficer, us-gaap:RestrictedStock, egp:A2018Awards, egp:EquityIncentivePlan2013

Period End	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30
Value	25.0	0	24.75	0	0.25	0	0
Percentage of SharebasedCompensationArrangementBySharebasedPaymentAwardAwardVestingRightsPercentage	0.0	0.0	125.0	0.0	0.0	0.0	0.0

us-gaap:SharesPaidForTaxWithholdingForShareBasedCompensation egp:AwardRecipientType, egp:ShareBasedPaymentAwardstype

us-gaap:SharesPaidForTaxWithholdingForShareBasedCompensation

egp:AwardRecipientTypeEmployee, us-gaap:RestrictedStock

Period End	2021-06-30	2021-03-31	2020-12-31
Value	0	30252.0	2482.0
Percentage of SharesPaidForTaxWithholdingForShareBasedCompensation	0.0	100.0	100.0

us-gaap:StockIssuedDuringPeriodSharesNewIssues

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
Value	370180.0	317540.0	238090.0	243620.0	105840.0	849750.0	790050.0	232200.0	316100.0	750280.0	179500.0
Percentage of StockIssuedDuringPeriodSharesNewIssues	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

egp:Accountsreceivable

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	8099000.0	4510000.0	6256000.0	5841000.0	4811000.0	4393000.0	5581000.0	3698000.0	3359000.0	3959000.0	5433000.0
Percentage of Accountsreceivable	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

egp:AccumulatedAmortizationAcquiredAboveMarketLeaseIntangibles

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	2010-12-31
Value	1352000.0	1292000.0	1231000.0	1174000.0	1118000.0	1062000.0	1007000.0	953000.0	932000.0	941000.0	902000.0	852000.0	890000.0	850000.0	794000.0	738000.0	681000.0	644000.0	736000.0	714000.0	664000.0	646000.0	684000.0	740000.0	686000.0	662000.0	699000.0	634000.0	610000.0	662000.0	659000.0	613000.0	605000.0	840000.0	976000.0	951000.0	1240000.0	-1062000.0	929000.0	1123000.0
Percentage of AccumulatedAmortizationAcquiredAboveMarketLeaseIntangibles	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

egp:AccumulatedAmortizationAcquiredBelowMarketLeaseIntangibles

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	2011-12-31
Value	-6673000.0	-6367000.0	-6168000.0	-5738000.0	-5351000.0	-4923000.0	-4494000.0	-4011000.0	-3598000.0	-3270000.0	3028000.0	-2788000.0	-2519000.0	2321000.0	2147000.0	-1968000.0	-1782000.0	-1829000.0	1662000.0	-1629000.0	-1673000.0	-1507000.0	1353000.0	-1520000.0	-1444000.0	-1307000.0	1380000.0	-1189000.0	-1016000.0	-854000.0	-874000.0	-714000.0	-532000.0	-440000.0	391000.0	924000.0
Percentage of AccumulatedAmortizationAcquiredBelowMarketLeaseIntangibles	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

egp:AcquiredAboveMarketLeaseIntangibles

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	1825000.0	1825000.0	1825000.0	1723000.0	1723000.0	1723000.0	1721000.0	1689000.0	1415000.0	1454000.0	1465000.0	1465000.0	1533000.0	1550000.0	1550000.0	1549000.0	1549000.0	1455000.0	1594000.0	1574000.0	1232000.0	1257000.0	1337000.0	1444000.0	1444000.0	1475000.0	1575000.0	1575000.0	1623000.0	1753000.0	1835000.0	1893000.0	1982000.0	2170000.0	2443000.0	2438000.0	2805000.0	2831000.0	2904000.0
Percentage of AcquiredAboveMarketLeaseIntangibles	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

egp:AcquiredAboveMarketLeasesNetOfAccumulatedAmortization

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	473000.0	533000.0	594000.0	549000.0	605000.0	661000.0	714000.0	736000.0	483000.0	513000.0	563000.0	613000.0	643000.0	700000.0	756000.0	811000.0	868000.0	811000.0	858000.0	860000.0	568000.0	611000.0	653000.0	704000.0	758000.0	813000.0	876000.0	941000.0	1013000.0	1091000.0	1176000.0	1280000.0	1377000.0	1330000.0	1467000.0	1487000.0	1565000.0	1769000.0	1975000.0
Percentage of AcquiredAboveMarketLeasesNetOfAccumulatedAmortization	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

egp:AcquiredBelowMarketLeaseIntangiblesGross

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	2011-12-31
Value	8929000.0	8928000.0	9019000.0	8637000.0	8637000.0	8637000.0	8616000.0	8112000.0	7254000.0	5891000.0	5891000.0	5753000.0	5288000.0	4135000.0	4135000.0	4071000.0	4071000.0	4162000.0	4012000.0	4059000.0	3472000.0	3472000.0	3485000.0	3298000.0	3371000.0	3399000.0	3657000.0	3631000.0	3649000.0	2781000.0	2972000.0	2999000.0	3006000.0	1500000.0	1541000.0	1684000.0
Percentage of AcquiredBelowMarketLeaseIntangiblesGross	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

egp:AcquiredBelowMarketLeaseIntangiblesNet

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	2011-12-31
Value	2256000.0	2561000.0	2851000.0	2899000.0	3286000.0	3714000.0	4122000.0	4101000.0	3656000.0	2621000.0	2863000.0	2965000.0	2769000.0	1814000.0	1988000.0	2103000.0	2289000.0	2333000.0	2350000.0	2430000.0	1799000.0	1965000.0	2132000.0	1778000.0	1927000.0	2092000.0	2277000.0	2442000.0	2633000.0	1927000.0	2098000.0	2285000.0	2474000.0	1060000.0	1150000.0	760000.0
Percentage of AcquiredBelowMarketLeaseIntangiblesNet	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

egp:AcquiredInPlaceLeaseIntangiblesAccumulatedAmortization

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	-13167000.0	-13596000.0	-13554000.0	-12870000.0	-13236000.0	-12552000.0	-11918000.0	-11227000.0	-11341000.0	-10553000.0	-9833000.0	-9168000.0	-10109000.0	-9986000.0	-8974000.0	-9664000.0	-8705000.0	-8642000.0	-8642000.0	-8212000.0	-8931000.0	-8551000.0	-8205000.0	-9276000.0	-8734000.0	-7966000.0	-8345000.0	-7420000.0	-6626000.0	-5746000.0	-5366000.0	-4628000.0	-3799000.0	-3733000.0	-4516000.0	-5029000.0	-4958000.0	-4214000.0	-4478000.0
Percentage of AcquiredInPlaceLeaseIntangiblesAccumulatedAmortization	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

egp:AcquiredInPlaceLeaseIntangiblesNetOfAccumulatedAmortization

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	12	13	14	13	14	16	16	15	13	10	11	12	11	10	11	12	13	13	12	10	8.711	9.745	10	8.644	9.588	10	11	12	13	10	11	12	13	6.554	7.332	5.4	5.8	6.777	7.679
Percentage of AcquiredInPlaceLeaseIntangiblesNetOfAccumulatedAmortization	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

egp:AnnualDirectorRetainerStockAwardAmount egp:AwardRecipientType

egp:AnnualDirectorRetainerStockAwardAmount

egp:AwardRecipientTypeDirector

Period End	2020-12-31
Value	100000.0
Percentage of AnnualDirectorRetainerStockAwardAmount	100.0

egp:Bookoverdraft

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	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31
Value	11	5.176	5.951	13	17	25	13	10	10	15	14	1.448	1.658	20	7.565	2.329	2.015	14
Percentage of Bookoverdraft	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

egp:BuildingLeasePercentage us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName

egp:BuildingLeasePercentage

egp:IndustryDistributionCenterIiUndividedTenant

Period End	2020-12-31
Value	100.0
Percentage of BuildingLeasePercentage	100.0

egp:BusinessCombinationRecognizedAssetsAcquiredLand us-gaap:AssetAcquisition

egp:BusinessCombinationRecognizedAssetsAcquiredLand

egp:A2020Acquisitions

Period End	2020-12-31
Value	23
Percentage of BusinessCombinationRecognizedAssetsAcquiredLand	100.0

egp:A2021Acquisitions

Period End	2021-06-30
Value	6.131
Percentage of BusinessCombinationRecognizedAssetsAcquiredLand	0.0

egp:BusinessCombinationRecognizedAssetsAcquiredLand us-gaap:BalanceSheetLocation, us-gaap:BusinessAcquisition

us-gaap:LandAndLandImprovements, egp:A2020Acquisitions

Period End	2020-12-31	2020-09-30	2020-06-30	2020-03-31
Value	23	0.907	0.907	0.907
Percentage of BusinessCombinationRecognizedAssetsAcquiredLand	100.0	0.0	0.0	0.0

egp:BusinessCombinationRecognizedAssetsAcquiredLand us-gaap:BusinessAcquisition

egp:A2020Acquisitions

Period End	2020-12-31
Value	23
Percentage of BusinessCombinationRecognizedAssetsAcquiredLand	100.0

egp:A2021AcquisitionsAccessPointIAndNorthpoint200

Period End	2021-03-31
Value	1.986
Percentage of BusinessCombinationRecognizedAssetsAcquiredLand	0.0

egp:BusinessCombinationRecognizedAssetsAcquiredTenantImprovements us-gaap:AssetAcquisition

egp:BusinessCombinationRecognizedAssetsAcquiredTenantImprovements

egp:A2020Acquisitions

Period End	2020-12-31
Value	7971000.0
Percentage of BusinessCombinationRecognizedAssetsAcquiredTenantImprovements	100.0

egp:A2021Acquisitions

Period End	2021-06-30
Value	108000.0
Percentage of BusinessCombinationRecognizedAssetsAcquiredTenantImprovements	0.0

egp:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedTotalRealEstateProperties us-gaap:AssetAcquisition

egp:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedTotalRealEstateProperties

egp:A2020Acquisitions

Period End	2020-12-31
Value	73
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedTotalRealEstateProperties	100.0

egp:A2021Acquisitions

Period End	2021-06-30
Value	44
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedTotalRealEstateProperties	0.0

egp:CashFlowHedgeAmountEstimatedToBeReclassifiedToInterestExpenseInNext12Months us-gaap:DerivativeInstrumentRisk, us-gaap:HedgingDesignation

egp:CashFlowHedgeAmountEstimatedToBeReclassifiedToInterestExpenseInNext12Months

us-gaap:InterestRateSwap, us-gaap:DesignatedAsHedgingInstrument

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30
Value	3636000.0	3993000.0	4026000.0	4442000.0
Percentage of CashFlowHedgeAmountEstimatedToBeReclassifiedToInterestExpenseInNext12Months	100.0	100.0	100.0	100.0

egp:DeferredRentReceivablesGross

Period End	2021-06-30	2021-03-31	2020-09-30	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	1.7	1.7	1.7	36	35	34	32	31	30	29	28	28	27	27	27	26	25	25	25	25	24	24	24	24	23	22	22	22	22	21	21	20
Percentage of DeferredRentReceivablesGross	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

egp:Deferredrentreceivableapplicabletofutureperiods

Period End	2020-09-30
Value	150000.0
Percentage of Deferredrentreceivableapplicabletofutureperiods	100.0

egp:Deferredrentreceivableapplicabletopastperiods

Period End	2021-06-30	2021-03-31	2020-09-30
Value	1700000.0	1700000.0	1500000.0
Percentage of Deferredrentreceivableapplicabletopastperiods	100.0	100.0	100.0

egp:DevelopmentObligations egp:StageOfDevelopment

egp:DevelopmentObligations

egp:LeaseUpConstructionAndProspectiveDevelopment

Period End	2020-12-31
Value	33
Percentage of DevelopmentObligations	100.0

egp:Developmentandvalueaddproperties

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	2017-12-31
Value	320	346	359	324	405	438	419	354	285	264	263	244	211	242
Percentage of Developmentandvalueaddproperties	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

egp:EstimatedAccumulatedTaxDepreciation

Period End	2020-12-31
Value	688
Percentage of EstimatedAccumulatedTaxDepreciation	100.0

egp:Fixedinterestrate us-gaap:DebtInstrument

egp:Fixedinterestrate

egp:A100millionseniorunsecuredprivateplacementnotes2Q2020

Period End	2020-07-29
Value	0.0261
Percentage of Fixedinterestrate	100.0

egp:A75millionseniorunsecuredprivateplacementnotes2020

Period End	2020-07-29
Value	0.0271
Percentage of Fixedinterestrate	103.8

egp:Fixedinterestrate us-gaap:DebtInstrument, us-gaap:SubsequentEventType

egp:A100millionseniorunsecuredprivateplacementnotes2Q2020, us-gaap:SubsequentEvent

Period End	2020-10-27
Value	2.61
Percentage of Fixedinterestrate	0.0

egp:A75MillionSeniorUnsecuredPrivatePlacementNotes2Q2020, us-gaap:SubsequentEvent

Period End	2020-10-27
Value	2.71
Percentage of Fixedinterestrate	0.0

egp:Imputedinterestrelatedtorightofuseassetsforgroundleases us-gaap:PropertySubjectToOrAvailableForOperatingLease

egp:Imputedinterestrelatedtorightofuseassetsforgroundleases

egp:GroundLeases

Period End	2021-03-31	2020-12-31	2020-09-30
Value	-31587000.0	-31631000.0	-31662000.0
Percentage of Imputedinterestrelatedtorightofuseassetsforgroundleases	100.0	100.0	100.0

egp:LessThanWhollyOwnedJointVentureInvestmentOwnershipPercentage us-gaap:BalanceSheetLocation, us-gaap:BusinessAcquisition

egp:LessThanWhollyOwnedJointVentureInvestmentOwnershipPercentage

us-gaap:RealEstatePropertiesDomain, egp:MiramarLand

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31
Value	95.0	95.0	95.0	95.0	0.95	0.95	0.95
Percentage of LessThanWhollyOwnedJointVentureInvestmentOwnershipPercentage	100.0	100.0	100.0	100.0	100.0	100.0	100.0

us-gaap:RealEstatePropertiesDomain, egp:OtayMesaLand

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31
Value	99.0	99.0	99.0	99.0	0.99	0.99	0.99
Percentage of LessThanWhollyOwnedJointVentureInvestmentOwnershipPercentage	104.2	104.2	104.2	104.2	104.2	104.2	104.2

us-gaap:RealEstatePropertiesDomain, egp:UniversityBusinessCenter120

Period End	2020-09-30	2020-06-30	2020-03-31	2019-12-31
Value	80.0	0.8	0.8	0.8
Percentage of LessThanWhollyOwnedJointVentureInvestmentOwnershipPercentage	84.2	84.2	84.2	84.2

egp:LineOfCreditFacilityAccordion us-gaap:CreditFacility, us-gaap:DebtInstrument

egp:LineOfCreditFacilityAccordion

egp:NineBankGroupUnsecuredRevolvingCreditFacility, egp:BankCreditFacilityObtainedIn2021425Million

Period End	2021-06-30
Value	325
Percentage of LineOfCreditFacilityAccordion	100.0

egp:Longtermdebtmaturitiessecureddebtandunsecureddebt us-gaap:LongtermDebtType

egp:Longtermdebtmaturitiessecureddebtandunsecureddebt

egp:Securedandunsecureddebt

Period End	2021-06-30	2021-03-31	2020-09-30
Value	1321	1196	1136
Percentage of Longtermdebtmaturitiessecureddebtandunsecureddebt	100.0	100.0	100.0

egp:MortgageLoanBalanceRepaid us-gaap:ParticipatingMortgageLoans

egp:MortgageLoanBalanceRepaid

egp:A40thAvenueBeltwayCrossingVCentennialParkExecutiveAirportInterchangeParkIOceanViewWetmore58AndWorldHouston262829And30RepaidIn2020

Period End	2020-12-31
Value	45
Percentage of MortgageLoanBalanceRepaid	100.0

egp:Mortgageloansreceivable

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
Value	1658000.0	1665000.0	1672000.0	1679000.0	2564000.0	2575000.0	2591000.0	2594000.0
Percentage of Mortgageloansreceivable	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

egp:Noncontrollinginterestinjointventures

Period End	2020-12-31	2019-12-31	2018-12-31
Value	852000.0	3148000.0	3296000.0
Percentage of Noncontrollinginterestinjointventures	100.0	100.0	100.0

egp:NumberofMortgageLoansRepaid us-gaap:MortgageLoansOnRealEstateDescriptionLoanCategory

egp:NumberofMortgageLoansRepaid

us-gaap:FirstMortgage

Period End	2020-12-31
Value	1.0
Percentage of NumberofMortgageLoansRepaid	100.0

egp:OperatingleaseRightofUseAssetnetofamortization

Period End	2020-12-31	2019-12-31
Value	11	11
Percentage of OperatingleaseRightofUseAssetnetofamortization	100.0	100.0

egp:Operatingleaseliabilitiesgroundleases

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	10	11	11	11	11	11	12	12	12	10	0.0
Percentage of Operatingleaseliabilitiesgroundleases	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	0.0

egp:Operatingleaseliabilitiesofficeleases

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	2282000.0	2402000.0	2167000.0	2287000.0	2407000.0	2528000.0	2141000.0	2246000.0	2340000.0	2376000.0	0
Percentage of Operatingleaseliabilitiesofficeleases	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	0.0

egp:Operatingleasesfutureminimumpaymentsduetotal us-gaap:PropertySubjectToOrAvailableForOperatingLease

egp:Operatingleasesfutureminimumpaymentsduetotal

egp:GroundLeases

Period End	2021-03-31	2020-12-31	2020-09-30
Value	42	42	43
Percentage of Operatingleasesfutureminimumpaymentsduetotal	100.0	100.0	100.0

egp:Percentageofassetsliabilitiesrevenuesandexpensesofthebuildingsheldinjointventureswiththenoncontrollinginterests

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2019-12-31
Value	100.0	100.0	100.0	100.0	1.0	1.0
Percentage of Percentageofassetsliabilitiesrevenuesandexpensesofthebuildingsheldinjointventureswiththenoncontrollinginterests	100.0	100.0	100.0	100.0	100.0	100.0

egp:Prepaidtenantimprovementreimbursements

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
Value	360000.0	165000.0	364000.0	26000.0	1003000.0	215000.0	56000.0	607000.0	353000.0	400000.0	614000.0	-105000.0	-343000.0	-573000.0	-124000.0	-256000.0	-231000.0	-572000.0	-343000.0	-1481000.0	-87000.0	-1045000.0	-493000.0	-433000.0	-31000.0	-117000.0	-212000.0	-1345000.0	-1497000.0	1000000.0	40000.0
Percentage of Prepaidtenantimprovementreimbursements	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

egp:PrincipalRepaymentAmount us-gaap:LongtermDebtType

egp:PrincipalRepaymentAmount

egp:ThirtyMillionSeniorUnsecuredNotesRepaidIn2020

Period End	2020-12-31
Value	30
Percentage of PrincipalRepaymentAmount	100.0

egp:Propertycapitalexpenditurespayable

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	2014-12-31
Value	6398000.0	7841000.0	5692000.0	6001000.0	4864000.0	4944000.0	4636000.0	6729000.0	4999000.0	5658000.0	3911000.0	5847000.0	4463000.0	4443000.0	3957000.0	3924000.0	4086000.0	4582000.0	2304000.0	3466000.0	2513000.0	2940000.0	2818000.0	1554000.0
Percentage of Propertycapitalexpenditurespayable	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

egp:PurchasePriceAllocatedToRealEstateProperties us-gaap:BusinessAcquisition

egp:PurchasePriceAllocatedToRealEstateProperties

egp:A2020Acquisitions

Period End	2020-12-31
Value	46
Percentage of PurchasePriceAllocatedToRealEstateProperties	100.0

egp:RealEstateInvestmentPropertyNetSecuringDebt

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
Value	108	178	233	239	294	359	446	470	582	606
Percentage of RealEstateInvestmentPropertyNetSecuringDebt	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

egp:RealEstateInvestmentPropertyNetSecuringDebt us-gaap:ParticipatingMortgageLoans

egp:Arion18BeltwayViViiCommerceParkIiIiiConcordDistCtrInterstateDistCtrVViViiLakeviewBusinessCtrRidgeCreekDistributionCtrIiSouthridgeIvVAndWorldHouston32

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
Value	52	53	54	56	58	59	61	60	61
Percentage of RealEstateInvestmentPropertyNetSecuringDebt	48.0	30.1	23.4	23.6	19.8	16.7	13.7	12.9	10.6

egp:ColoradoCrossingInterstateIIIIRojasSteeleCreek12StemmonsCircleVentureandWorldHouston39

Period End	2020-12-31	2019-12-31	2018-12-31	2017-12-31	2016-12-31
Value	47	50	53	56	59
Percentage of RealEstateInvestmentPropertyNetSecuringDebt	44.0	28.0	23.0	23.4	20.3

egp:RamonaDistributionCenter

Period End	2020-12-31	2019-12-31	2018-12-31	2017-12-31	2016-12-31	2015-12-31	2014-12-31
Value	8.697	8.794	8.89	9.027	9.185	9.344	9.499
Percentage of RealEstateInvestmentPropertyNetSecuringDebt	8.0	4.9	3.8	3.8	3.1	2.6	2.1

egp:RealEstateProperties

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	3336	3230	3159	3097	2986	2910	2844	2739	2721	2609	2553	2511	2457	2362	2335	2306	2272	2207	2113	2089	2043	2064	2049	1960	1932	1917	1894	1875	1840	1796	1778	1761	1736	1646	1619	1583	1572	1569	1550	1486	1460	1454	1447	1370
Percentage of RealEstateProperties	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

egp:ReceivableForCommonStockOfferings

Period End	2020-12-31
Value	1942000.0
Percentage of ReceivableForCommonStockOfferings	100.0

egp:RightofuseassetsOfficeLeases

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	2233000.0	2359000.0	2131000.0	2253000.0	2375000.0	2499000.0	2115000.0	2223000.0	2332000.0	2376000.0	0
Percentage of RightofuseassetsOfficeLeases	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	0.0

egp:SecureddebtFairValueDisclosure us-gaap:FairValueByMeasurementBasis

egp:SecureddebtFairValueDisclosure

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	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2012-12-31
Value	36	36	79	126	128	131	133	135	137	186	189	191	194	197	200	203	251	255	112	262	342	345	351	380	385	390	453	456	488	494	499	555	607
Percentage of SecureddebtFairValueDisclosure	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	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	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2012-12-31
Value	36	37	80	128	130	133	136	138	141	188	191	193	197	201	206	210	259	263	111	276	359	363	366	402	405	417	478	482	516	517	519	581	661
Percentage of SecureddebtFairValueDisclosure	101.4	102.2	101.7	101.5	101.3	101.4	102.0	102.4	102.3	101.3	101.4	100.7	101.2	102.1	103.0	103.8	103.2	103.2	99.9	105.5	105.3	105.3	104.3	105.7	105.1	106.8	105.5	105.7	105.7	104.7	103.9	104.6	108.8

egp:Secureddebtcarryingamount

Period End	2020-12-31	2019-12-31	2018-12-31	2017-12-31	2016-12-31	2015-12-31
Value	79	133	189	200	258	351
Percentage of Secureddebtcarryingamount	100.0	100.0	100.0	100.0	100.0	100.0

egp:Secureddebtcarryingamount us-gaap:DebtInstrument

us-gaap:SecuredDebt

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
Value	36	36	79	126	128	131	133	135	137	186	189	191	194	197	200	203	251	255	258	262	342	346	351
Percentage of Secureddebtcarryingamount	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	100.0	0.0	0.0	0.0	100.0

egp:Secureddebtcarryingamount us-gaap:ParticipatingMortgageLoans

egp:Arion18BeltwayViViiCommerceParkIiIiiConcordDistCtrInterstateDistCtrVViViiLakeviewBusinessCtrRidgeCreekDistributionCtrIiSouthridgeIvVAndWorldHouston32

Period End	2020-12-31	2019-12-31	2018-12-31
Value	35	37	40
Percentage of Secureddebtcarryingamount	44.5	28.2	21.2

egp:ColoradoCrossingInterstateIIIIRojasSteeleCreek12StemmonsCircleVentureandWorldHouston39

Period End	2020-12-31	2019-12-31	2018-12-31
Value	41	44	47
Percentage of Secureddebtcarryingamount	52.6	33.4	25.1

egp:RamonaDistributionCenter

Period End	2020-12-31	2019-12-31	2018-12-31
Value	2.266	2.372	2.474
Percentage of Secureddebtcarryingamount	2.9	1.8	1.3

egp:ShareBasedCompensationArrangementByShareBasedPaymentAwardSharesVestingFourToFiveYearsOrLess egp:AwardRecipientType, egp:ShareBasedPaymentAwardstype

egp:ShareBasedCompensationArrangementByShareBasedPaymentAwardSharesVestingFourToFiveYearsOrLess

egp:AwardRecipientTypeEmployee, us-gaap:RestrictedStock

Period End	2020-12-31
Value	2460.0
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardSharesVestingFourToFiveYearsOrLess	100.0

egp:ShareBasedCompensationArrangementByShareBasedPaymentAwardSharesVestingOneToTwoYears egp:AwardRecipientType, egp:ShareBasedPaymentAwardstype

egp:ShareBasedCompensationArrangementByShareBasedPaymentAwardSharesVestingOneToTwoYears

egp:AwardRecipientTypeEmployee, us-gaap:RestrictedStock

Period End	2020-12-31
Value	31870.0
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardSharesVestingOneToTwoYears	100.0

egp:ShareBasedCompensationArrangementByShareBasedPaymentAwardSharesVestingOneYearOrLess egp:AwardRecipientType, egp:ShareBasedPaymentAwardstype

egp:ShareBasedCompensationArrangementByShareBasedPaymentAwardSharesVestingOneYearOrLess

egp:AwardRecipientTypeEmployee, us-gaap:RestrictedStock

Period End	2020-12-31
Value	44807.0
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardSharesVestingOneYearOrLess	100.0

egp:ShareBasedCompensationArrangementByShareBasedPaymentAwardSharesVestingThreeToFourYearsOrLess egp:AwardRecipientType, egp:ShareBasedPaymentAwardstype

egp:ShareBasedCompensationArrangementByShareBasedPaymentAwardSharesVestingThreeToFourYearsOrLess

egp:AwardRecipientTypeEmployee, us-gaap:RestrictedStock

Period End	2020-12-31
Value	11899.0
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardSharesVestingThreeToFourYearsOrLess	100.0

egp:ShareBasedCompensationArrangementByShareBasedPaymentAwardSharesVestingTwoToThreeYearsOrLess egp:AwardRecipientType, egp:ShareBasedPaymentAwardstype

egp:ShareBasedCompensationArrangementByShareBasedPaymentAwardSharesVestingTwoToThreeYearsOrLess

egp:AwardRecipientTypeEmployee, us-gaap:RestrictedStock

Period End	2020-12-31
Value	22089.0
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardSharesVestingTwoToThreeYearsOrLess	100.0

egp:SingleTenantJointPartnerOwnershipInHundredths us-gaap:ConsolidatedEntities, us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName

egp:SingleTenantJointPartnerOwnershipInHundredths

srt:PartnershipInterest, egp:IndustryDistributionCenterIiUndividedTenant

Period End	2020-12-31
Value	50.0
Percentage of SingleTenantJointPartnerOwnershipInHundredths	100.0

egp:Straightlinerentsreceivable

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	47	45	43	43	42	41	40	39	38	36	36
Percentage of Straightlinerentsreceivable	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

egp:SwapTerminationValue

Period End	2021-06-30	2021-03-31
Value	3942000.0	3716000.0
Percentage of SwapTerminationValue	100.0	100.0

egp:Tenantimprovementobligations egp:StageOfDevelopment

egp:Tenantimprovementobligations

egp:LeaseUpConstructionAndProspectiveDevelopment

Period End	2020-12-31
Value	4900000.0
Percentage of Tenantimprovementobligations	100.0

egp:TerminationValueIfInDefaultOfDervativeObligations us-gaap:BalanceSheetLocation, us-gaap:DerivativeInstrumentRisk, us-gaap:HedgingDesignation

egp:TerminationValueIfInDefaultOfDervativeObligations

us-gaap:OtherLiabilities, us-gaap:InterestRateSwap, us-gaap:DesignatedAsHedgingInstrument

Period End	2020-12-31
Value	10
Percentage of TerminationValueIfInDefaultOfDervativeObligations	100.0

egp:Totalamountofunsecureddebt us-gaap:DebtInstrument, us-gaap:SubsequentEventType

egp:Totalamountofunsecureddebt

egp:A175MillionSeniorUnsecuredPrivatePlacementNotesBothNotes2Q2020, us-gaap:SubsequentEvent

Period End	2020-10-27
Value	175
Percentage of Totalamountofunsecureddebt	100.0

egp:Totaldebt

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
Value	1316	1286	1310	1211	1232	1250	1182	1112	1135	1120	1105	1083	1094	1111	1108	1071	1070	1106	1101	1019	968	1039	1027
Percentage of Totaldebt	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

egp:Unamortizeddebtissuancecosts us-gaap:DebtInstrument

egp:Unamortizeddebtissuancecosts

us-gaap:NotesPayableToBanks

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
Value	2437000.0	680000.0	806000.0	934000.0	1061000.0	1189000.0	1316000.0	1427000.0	1553000.0	1679000.0	-1804000.0	1930000.0	2064000.0	-531000.0	-630000.0	731000.0	831000.0	-931000.0	-1030000.0	1130000.0	1224000.0	-1324000.0	-1422000.0
Percentage of Unamortizeddebtissuancecosts	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	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:SecuredDebt

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
Value	34000.0	45000.0	103000.0	159000.0	214000.0	271000.0	329000.0	389000.0	448000.0	510000.0	-577000.0	631000.0	701000.0	-771000.0	-842000.0	915000.0	994000.0	-1074000.0	-1089000.0	1171000.0	1278000.0	-1293000.0	-1116000.0
Percentage of Unamortizeddebtissuancecosts	1.4	6.6	12.8	17.0	20.2	22.8	25.0	27.3	28.8	30.4	32.0	32.7	34.0	145.2	133.7	125.2	119.6	115.4	105.7	103.6	104.4	97.7	78.5

us-gaap:UnsecuredDebt

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
Value	2562000.0	2358000.0	2292000.0	1988000.0	2146000.0	2297000.0	1885000.0	1419000.0	1466000.0	1603000.0	-1600000.0	1700000.0	1829000.0	-1878000.0	-1939000.0	1822000.0	1935000.0	-2050000.0	-2162000.0	1965000.0	2326000.0	-1688000.0	-1790000.0
Percentage of Unamortizeddebtissuancecosts	105.1	346.8	284.4	212.8	202.3	193.2	143.2	99.4	94.4	95.5	88.7	88.1	88.6	353.7	307.8	249.2	232.9	220.2	209.9	173.9	190.0	127.5	125.9

egp:UnsecuredDebtPrincipal us-gaap:LongtermDebtType

egp:UnsecuredDebtPrincipal

egp:ThirtyMillionSeniorUnsecuredNotesRepaidIn2020

Period End	2020-12-31
Value	100
Percentage of UnsecuredDebtPrincipal	100.0

egp:UnsecuredbankcreditfacilitiesvariablerateFairValueDisclosure us-gaap:FairValueByMeasurementBasis

egp:UnsecuredbankcreditfacilitiesvariablerateFairValueDisclosure

us-gaap:CarryingReportedAmountFairValueDisclosure

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	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2015-12-31
Value	92	125	77	67	82	112	140	195	132	195	171	99	122	116	137	88	120	655	126	150
Percentage of UnsecuredbankcreditfacilitiesvariablerateFairValueDisclosure	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	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	2021-03-31	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	2015-12-31
Value	92	124	76	66	82	113	140	196	133	196	171	99	122	116	137	88	120	623	126	150
Percentage of UnsecuredbankcreditfacilitiesvariablerateFairValueDisclosure	100.1	99.9	99.4	98.8	99.1	100.4	100.3	100.3	100.3	100.4	100.2	100.0	100.0	99.9	100.0	100.0	99.9	95.1	100.0	99.9

egp:Unsecuredbankcreditfacilitiesvariableratecarryingamount us-gaap:CreditFacility, us-gaap:DebtInstrument

egp:Unsecuredbankcreditfacilitiesvariableratecarryingamount

egp:NineBankGroupUnsecuredRevolvingCreditFacility, egp:Bankcreditfacilityobtainedin2018350million

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
Value	85	125	65	45	70	105	110	165	130	187	155	80
Percentage of Unsecuredbankcreditfacilitiesvariableratecarryingamount	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

egp:PncNaUnsecuredRevolvingCreditFacility, egp:Creditfacilityobtainedin201845million

Period End	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
Value	7.318	12	22	12	7.71	30	30	2.868	8.73	16	19
Percentage of Unsecuredbankcreditfacilitiesvariableratecarryingamount	8.6	19.2	49.0	18.5	7.3	27.3	18.7	2.2	4.7	10.4	23.8

egp:Unsecuredbankcreditfacilitiesvariableratecarryingamount us-gaap:DebtInstrument

us-gaap:NotesPayableToBanks

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	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2015-12-31
Value	92	125	77	67	82	112	140	195	132	195	171	99	122	116	137	88	120	112	126	150
Percentage of Unsecuredbankcreditfacilitiesvariableratecarryingamount	108.6	100.0	119.2	149.0	118.5	107.3	127.3	118.7	102.2	104.7	110.4	123.8	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0

egp:Unsecuredbankcreditfacilitiesvariableratecarryingamount us-gaap:ParticipatingMortgageLoans, us-gaap:SubsequentEventType

egp:A74MillionMortgageClosed2010RepaidIn2020, us-gaap:SubsequentEvent

Period End	2020-10-27
Value	45
Percentage of Unsecuredbankcreditfacilitiesvariableratecarryingamount	0.0

egp:UnsecureddebtFairValueDisclosure us-gaap:FairValueByMeasurementBasis

egp:UnsecureddebtFairValueDisclosure

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	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2012-12-31
Value	1285	1160	1110	1010	1040	1040	940	840	805	805	725	725	725	715	715	655	655	655	80	555	595	528	530	455	455	455	380	380	305	305	305	230	130
Percentage of UnsecureddebtFairValueDisclosure	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	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	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2012-12-31
Value	1326	1207	1141	1033	1048	1015	959	864	821	810	718	700	703	698	703	644	639	630	79	542	586	518	509	430	428	436	380	377	303	298	294	222	130
Percentage of UnsecureddebtFairValueDisclosure	103.2	104.1	102.9	102.3	100.8	97.7	102.0	102.9	102.0	100.7	99.1	96.6	97.1	97.7	98.4	98.4	97.6	96.3	100.0	97.7	98.5	98.1	96.1	94.7	94.2	96.0	100.0	99.5	99.4	97.8	96.7	96.7	100.6

egp:Unsecureddebtamountrepaidduringperiod us-gaap:LongtermDebtType

egp:Unsecureddebtamountrepaidduringperiod

egp:A75MillionTermLoan2013RepaidIn2020

Period End	2020-12-31
Value	75
Percentage of Unsecureddebtamountrepaidduringperiod	100.0

egp:Unsecureddebtcarryingamount

Period End	2020-12-31	2019-12-31	2018-12-31	2017-12-31	2016-12-31	2015-12-31
Value	1110	940	725	715	655	530
Percentage of Unsecureddebtcarryingamount	100.0	100.0	100.0	100.0	100.0	100.0

egp:Unsecureddebtcarryingamount us-gaap:DebtInstrument

egp:A100millionseniorunsecuredprivateplacementnotes2Q2020

Period End	2020-07-29
Value	100
Percentage of Unsecureddebtcarryingamount	0.0

egp:A75millionseniorunsecuredprivateplacementnotes2020

Period End	2020-07-29
Value	75
Percentage of Unsecureddebtcarryingamount	0.0

us-gaap:UnsecuredDebt

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
Value	1285	1160	1110	1010	1040	1040	940	840	805	805	725	725	725	715	715	655	655	655	655	555	595	530	530
Percentage of Unsecureddebtcarryingamount	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	100.0	0.0	0.0	0.0	100.0

egp:Unsecureddebtcarryingamount us-gaap:DebtInstrument, us-gaap:SubsequentEventType

egp:A100millionseniorunsecuredprivateplacementnotes2Q2020, us-gaap:SubsequentEvent

Period End	2020-10-27
Value	100
Percentage of Unsecureddebtcarryingamount	0.0

egp:A75MillionSeniorUnsecuredPrivatePlacementNotes2Q2020, us-gaap:SubsequentEvent

Period End	2020-10-27
Value	75
Percentage of Unsecureddebtcarryingamount	0.0

egp:Unsecureddebtcarryingamount us-gaap:LongtermDebtType

egp:A100MillionTermLoan2020

Period End	2020-12-31
Value	100
Percentage of Unsecureddebtcarryingamount	9.0

egp:A100milliontermloan2019

Period End	2020-12-31	2019-12-31	2018-12-31
Value	100	100	0.0
Percentage of Unsecureddebtcarryingamount	9.0	10.6	0.0

egp:A35millionseniorunsecuredprivateplacementnotes2019

Period End	2020-12-31	2019-12-31	2018-12-31
Value	35	35	0.0
Percentage of Unsecureddebtcarryingamount	3.2	3.7	0.0

egp:A40milliontermloan2016

Period End	2020-12-31	2019-12-31	2018-12-31	2017-12-31	2016-12-31	2015-12-31
Value	40	40	40	40	40	0.0
Percentage of Unsecureddebtcarryingamount	3.6	4.3	5.5	5.6	6.1	0.0

egp:A75MillionSeniorUnsecuredPrivatePlacementNotes2020

Period End	2020-12-31
Value	75
Percentage of Unsecureddebtcarryingamount	6.8

egp:A75millionseniorunsecuredprivateplacementnotes2019

Period End	2020-12-31	2019-12-31	2018-12-31
Value	75	75	0.0
Percentage of Unsecureddebtcarryingamount	6.8	8.0	0.0

egp:A80millionseniorunsecuredprivateplacementnotes2019

Period End	2020-12-31	2019-12-31	2018-12-31
Value	80	80	0.0
Percentage of Unsecureddebtcarryingamount	7.2	8.5	0.0

egp:Fortymillionseniorunsecurednotesexecutedin2016

Period End	2020-12-31	2019-12-31	2018-12-31	2017-12-31	2016-12-31	2015-12-31
Value	40	40	40	40	40	0.0
Percentage of Unsecureddebtcarryingamount	3.6	4.3	5.5	5.6	6.1	0.0

egp:Sixtyfivemilliontermloan2016

Period End	2020-12-31	2019-12-31	2018-12-31	2017-12-31	2016-12-31	2015-12-31
Value	65	65	65	65	65	0.0
Percentage of Unsecureddebtcarryingamount	5.9	6.9	9.0	9.1	9.9	0.0

egp:Sixtymillionseniorunsecurednotesexecutedin2016

Period End	2020-12-31	2019-12-31	2018-12-31	2017-12-31	2016-12-31	2015-12-31
Value	60	60	60	60	60	0.0
Percentage of Unsecureddebtcarryingamount	5.4	6.4	8.3	8.4	9.2	0.0

egp:Sixtymillionseniorunsecurednotesexecutedin2017

Period End	2020-12-31	2019-12-31	2018-12-31	2017-12-31	2016-12-31
Value	60	60	60	60	0.0
Percentage of Unsecureddebtcarryingamount	5.4	6.4	8.3	8.4	0.0

egp:Sixtymillionseniorunsecurednotesexecutedin2018

Period End	2020-12-31	2019-12-31	2018-12-31	2017-12-31
Value	60	60	60	0.0
Percentage of Unsecureddebtcarryingamount	5.4	6.4	8.3	0.0

egp:TwoSeniorUnsecuredPrivatePlacementNotesTotalling175Million2020

Period End	2020-12-31
Value	175
Percentage of Unsecureddebtcarryingamount	15.8

srt:RealEstateAndAccumulatedDepreciationAmountOfEncumbrances

Period End	2020-12-31	2019-12-31	2018-12-31
Value	79	133	189
Percentage of RealEstateAndAccumulatedDepreciationAmountOfEncumbrances	100.0	100.0	100.0

srt:RealEstateFederalIncomeTaxBasis

Period End	2020-12-31
Value	3464
Percentage of RealEstateFederalIncomeTaxBasis	100.0

us-gaap:AccountsPayableAndAccruedLiabilitiesCurrentAndNoncurrent

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	101	88	69	110	99	91	92	122	96	83	86	105	56	46	64	66	48	43	52	56	41	26	44	47	35	26	39	52	45	28	37	42	35	23	28	34	24	19	31	30	20	14	20	23
Percentage of AccountsPayableAndAccruedLiabilitiesCurrentAndNoncurrent	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	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:AccountsPayableOtherCurrentAndNoncurrent

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	5.762	5.11	9.54	7.152	5.65	4.789	10	7.969	5.664	5.418	9.671	6.519	5.38	3.925	13	6.491	4.46	5.658	6.563	6.778	9.33	3.93	13	11	6.668	7.028	10	10	4.991	4.355	8.332	7.999	8.061	5.493	5.831	5.27	5.074	4.041	11	5.582	4.235	7.104
Percentage of AccountsPayableOtherCurrentAndNoncurrent	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	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:AccrualForTaxesOtherThanIncomeTaxesCurrentAndNoncurrent

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	30	16	3.524	42	27	13	2.696	38	24	12	10	34	22	12	12	31	20	11	14	27	17	9.309	16	24	15	9.611	15	22	14	8.41	15	20	12	6.699	12	18	11	5.518	9.84	17	11	9.776
Percentage of AccrualForTaxesOtherThanIncomeTaxesCurrentAndNoncurrent	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	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:AccumulatedDistributionsInExcessOfNetIncome

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	338	334	329	335	328	322	316	336	330	330	326	318	315	310	317	312	306	321	313	308	302	326	328	320	313	309	300	295	294	286	278	270	262	254	245	241	232	225	216	208	200	191	182	144
Percentage of AccumulatedDistributionsInExcessOfNetIncome	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	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:AdvanceRent

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	13	15	14	12	13	13	13	11	10	11	12	8.391	10	10	9.352	8.702	9.828	11	9.795	9.968	8.922	10	10	8.613	9.028	9.949	8.971	8.922	8.434	9.793	10	7.557	6.434	7.141	7.93	5.616	5.998	6.923	6.373	5.991	6.054	6.44
Percentage of AdvanceRent	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	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:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssets us-gaap:AssetAcquisition

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssets

egp:A2020Acquisitions

Period End	2020-12-31
Value	76
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssets	100.0

egp:A2021Acquisitions

Period End	2021-06-30
Value	45
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssets	0.0

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedBuildings us-gaap:AssetAcquisition

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedBuildings

egp:A2020Acquisitions

Period End	2020-12-31
Value	42
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedBuildings	100.0

egp:A2021Acquisitions

Period End	2021-06-30
Value	38
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedBuildings	0.0

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibles us-gaap:AssetAcquisition, us-gaap:FiniteLivedIntangibleAssetsByMajorClass

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibles

egp:A2020Acquisitions, egp:Belowmarketlease

Period End	2020-12-31
Value	-0.403
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibles	100.0

egp:A2020Acquisitions, us-gaap:AboveMarketLeases

Period End	2020-12-31
Value	0.104
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibles	-25.8

egp:A2020Acquisitions, us-gaap:LeasesAcquiredInPlace

Period End	2020-12-31
Value	3.257
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibles	-808.2

egp:A2021Acquisitions, us-gaap:LeasesAcquiredInPlace

Period End	2021-06-30
Value	0.88
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibles	0.0

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibles us-gaap:BusinessAcquisition, us-gaap:FiniteLivedIntangibleAssetsByMajorClass

egp:A2020Acquisitions, egp:Belowmarketlease

Period End	2020-12-31	2020-09-30	2020-06-30	2020-03-31
Value	0.403	0.02	0.02	0.02
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibles	-100.0	0.0	0.0	0.0

egp:A2020Acquisitions, us-gaap:AboveMarketLeases

Period End	2020-12-31	2020-09-30	2020-06-30	2020-03-31
Value	0.104	0.002	0.002	0.002
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibles	-25.8	0.0	0.0	0.0

egp:A2020Acquisitions, us-gaap:LeasesAcquiredInPlace

Period End	2020-12-31	2020-09-30	2020-06-30	2020-03-31
Value	3.257	0.438	0.438	0.438
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibles	-808.2	0.0	0.0	0.0

egp:A2021AcquisitionsAccessPointIAndNorthpoint200, us-gaap:LeasesAcquiredInPlace

Period End	2021-03-31
Value	0.271
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibles	0.0

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedPropertyPlantAndEquipment us-gaap:BalanceSheetLocation, us-gaap:BusinessAcquisition

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedPropertyPlantAndEquipment

egp:Developmentandvalueaddproperties, egp:A2020Acquisitions

Period End	2020-12-31
Value	27
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedPropertyPlantAndEquipment	100.0

us-gaap:RealEstatePropertiesDomain, egp:A2020Acquisitions

Period End	2020-12-31	2020-09-30	2020-06-30	2020-03-31
Value	46	5.811	5.811	5.811
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedPropertyPlantAndEquipment	169.3	0.0	0.0	0.0

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedPropertyPlantAndEquipment us-gaap:BusinessAcquisition

egp:A2020Acquisitions

Period End	2020-12-31
Value	27
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedPropertyPlantAndEquipment	100.0

egp:A2021AcquisitionsAccessPointIAndNorthpoint200

Period End	2021-03-31
Value	16
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedPropertyPlantAndEquipment	0.0

us-gaap:CashAndCashEquivalentsFairValueDisclosure us-gaap:FairValueByMeasurementBasis

us-gaap:CashAndCashEquivalentsFairValueDisclosure

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	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2012-12-31
Value	38	0.068	0.021	0.019	0.104	0.671	0.224	0.13	0.326	1.831	0.374	0.257	0.252	0.037	0.016	0.01	0.078	0.044	0.522	0.033	0.01	0.012	0.048	0.342	0.013	0.173	0.011	0.323	0.019	1.88	0.008	0.207	1.258
Percentage of CashAndCashEquivalentsFairValueDisclosure	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	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:ConstructionPayableCurrentAndNoncurrent

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	19	7.297	6.427	9.864	11	13	11	19	17	16	15	11	17	18	9.699	11	12	14	9.844	13	7.12	5.491	6.215	8.079	7.773	5.663	7.92	15	19	11	7.679	9.232	10	7.643	7.17	6.0	3.229	6.086	5.928	2.986	1.376	0.673
Percentage of ConstructionPayableCurrentAndNoncurrent	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	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:DebtInstrumentInterestRateEffectivePercentage us-gaap:LongtermDebtType

us-gaap:DebtInstrumentInterestRateEffectivePercentage

egp:A40milliontermloan2016

Period End	2020-12-31	2019-12-31	2018-12-31	2017-12-31	2016-12-31
Value	2.34	0.0234	0.02335	0.02335	0.02335
Percentage of DebtInstrumentInterestRateEffectivePercentage	100.0	100.0	100.0	100.0	100.0

egp:A75MillionTermLoan2013RepaidIn2020

Period End	2020-12-31
Value	3.45
Percentage of DebtInstrumentInterestRateEffectivePercentage	147.4

egp:Fiftymillionseniorunsecurednotes

Period End	2020-12-31	2019-12-31	2018-12-31	2017-12-31	2016-12-31	2015-12-31
Value	3.8	0.038	0.038	0.038	0.038	0.038
Percentage of DebtInstrumentInterestRateEffectivePercentage	162.4	162.4	162.7	162.7	162.7	0.0

egp:Fiftymillionseniorunsecurednotesexecutedin2015

Period End	2020-12-31	2019-12-31	2018-12-31	2017-12-31	2016-12-31	2015-12-31
Value	3.99	0.0399	0.0399	0.0399	0.0399	0.0399
Percentage of DebtInstrumentInterestRateEffectivePercentage	170.5	170.5	170.9	170.9	170.9	0.0

egp:Fortymillionseniorunsecurednotesexecutedin2016

Period End	2020-12-31	2019-12-31	2018-12-31	2017-12-31	2016-12-31
Value	3.75	0.0375	0.0375	0.0375	0.0375
Percentage of DebtInstrumentInterestRateEffectivePercentage	160.3	160.3	160.6	160.6	160.6

egp:SeventyfiveMillionUnsecuredTermLoan

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
Value	3.03	0.0303	0.03452	0.03452	0.03752	0.03752	0.03752	0.03752
Percentage of DebtInstrumentInterestRateEffectivePercentage	129.5	129.5	147.8	147.8	160.7	0.0	0.0	0.0

egp:Sixtyfivemilliontermloan2016

Period End	2020-12-31	2019-12-31	2018-12-31	2017-12-31	2016-12-31
Value	2.31	0.0231	0.02313	0.02863	0.02863
Percentage of DebtInstrumentInterestRateEffectivePercentage	98.7	98.7	99.1	122.6	122.6

egp:Sixtymillionseniorunsecurednotesexecutedin2016

Period End	2020-12-31	2019-12-31	2018-12-31	2017-12-31	2016-12-31
Value	3.48	0.0348	0.0348	0.0348	0.0348
Percentage of DebtInstrumentInterestRateEffectivePercentage	148.7	148.7	149.0	149.0	149.0

egp:Sixtymillionseniorunsecurednotesexecutedin2017

Period End	2020-12-31	2019-12-31	2018-12-31	2017-12-31
Value	3.46	0.0346	0.0346	0.0346
Percentage of DebtInstrumentInterestRateEffectivePercentage	147.9	147.9	148.2	148.2

egp:Sixtymillionseniorunsecurednotesexecutedin2018

Period End	2020-12-31	2019-12-31	2018-12-31
Value	3.93	0.0393	0.0393
Percentage of DebtInstrumentInterestRateEffectivePercentage	167.9	167.9	168.3

egp:ThirtyMillionSeniorUnsecuredNotesRepaidIn2020

Period End	2020-12-31
Value	3.8
Percentage of DebtInstrumentInterestRateEffectivePercentage	162.4

egp:Twentyfivemillionseniorunsecurednotesexecutedin2015

Period End	2020-12-31	2019-12-31	2018-12-31	2017-12-31	2016-12-31	2015-12-31
Value	3.97	0.0397	0.0397	0.0397	0.0397	0.0397
Percentage of DebtInstrumentInterestRateEffectivePercentage	169.7	169.7	170.0	170.0	170.0	0.0

egp:Twentymillionseniorunsecurednotes

Period End	2020-12-31	2019-12-31	2018-12-31	2017-12-31	2016-12-31	2015-12-31
Value	3.8	0.038	0.038	0.038	0.038	0.038
Percentage of DebtInstrumentInterestRateEffectivePercentage	162.4	162.4	162.7	162.7	162.7	0.0

us-gaap:DebtWeightedAverageInterestRate

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	1.86	0.0334	0.0264	0.0207	0.0149	0.0185	0.0192	0.0187	0.0161	0.0141	0.0142
Percentage of DebtWeightedAverageInterestRate	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

us-gaap:DeferredCostsLeasingAccumulatedAmortization

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
Value	39	38	38	38	37	36	34	34	33	31	30	28	27	27	27	26	25	25	26	24	24	23	23	23	22	21	22	21	19	19	18	18	17	17	17	17	17	-17.064	-16.603	15	18
Percentage of DeferredCostsLeasingAccumulatedAmortization	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	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:DeferredCostsLeasingGross

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	106	101	95	96	93	92	89	87	85	81	78	76	73	72	72	70	68	67	65	63	61	60	59	57	56	55	56	53	50	49	48	46	43	41	41	41	41	40	39
Percentage of DeferredCostsLeasingGross	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	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:DeferredCostsLeasingNet

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	67	62	57	58	55	56	54	53	51	49	48	47	45	44	44	44	43	42	39	38	37	36	35	34	34	33	33	31	30	30	29	28	25	24	23	23	24	23	22	22	22	22
Percentage of DeferredCostsLeasingNet	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	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:DeferredRevenueLeasesCurrent

Period End	2020-12-31
Value	1483000.0
Percentage of DeferredRevenueLeasesCurrent	100.0

us-gaap:DerivativeLiabilities us-gaap:FairValueByMeasurementBasis

us-gaap:DerivativeLiabilities

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	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2012-12-31
Value	3.942	3.716	10	13	14	12	0.678	1.027	0.698	0.109	0.0	0.0	0.0	0.0	0.695	1.552	1.89	1.865	2.578	9.742	12	9.222	3.96	7.029	3.479	5.121	3.314	1.601	2.13	1.071	0.244	1.116	0.645
Percentage of DerivativeLiabilities	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	100.0	100.0	100.0	100.0	100.0	100.0	100.0	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	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2012-12-31
Value	3.942	3.716	10	13	14	12	0.678	1.027	0.698	0.109	0.0	0.0	0.0	0.0	0.695	1.552	1.89	1.865	2.578	9.742	12	9.222	3.96	7.029	3.479	5.121	3.314	1.601	2.13	1.071	0.244	1.116	0.645
Percentage of DerivativeLiabilities	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	100.0	100.0	100.0	100.0	100.0	100.0	100.0	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:DerivativeNotionalAmount egp:InterestRateSwapIdentifier, us-gaap:DerivativeInstrumentRisk, us-gaap:HedgingDesignation

us-gaap:DerivativeNotionalAmount

egp:A100MillionInterestRateSwap2020, us-gaap:InterestRateSwap, us-gaap:DesignatedAsHedgingInstrument

Period End	2020-12-31
Value	100
Percentage of DerivativeNotionalAmount	100.0

egp:A100millioninterestrateswap2019Domain, us-gaap:InterestRateSwap, us-gaap:DesignatedAsHedgingInstrument

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	2018-12-31
Value	100	100	100	100	100	100	100	100	0.0
Percentage of DerivativeNotionalAmount	0.0	0.0	100.0	0.0	0.0	0.0	0.0	0.0	0.0

egp:A100millioninterestrateswap2020, us-gaap:InterestRateSwap, us-gaap:DesignatedAsHedgingInstrument

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31
Value	100	100	100	100	100	100	0.0
Percentage of DerivativeNotionalAmount	0.0	0.0	100.0	0.0	0.0	0.0	0.0

us-gaap:DividendsPayableCurrentAndNoncurrent

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	32	32	32	32	30	30	30	30	28	27	27	27	1.179	1.017	1.365	1.237	1.11	0.954	1.53	1.43	1.31	1.353	2.157	2.002	1.845	1.682	2.096	1.949	1.807	1.66	1.928	1.769	1.588	1.443	1.191	1.582	1.436	1.282	1.415	1.292	1.17	0.791
Percentage of DividendsPayableCurrentAndNoncurrent	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	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:EquityMethodInvestmentOwnershipPercentage us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName

us-gaap:EquityMethodInvestmentOwnershipPercentage

egp:IndustryDistributionCenterIiUndividedTenant

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	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	2011-12-31
Value	50.0	50.0	50.0	50.0	0.5	0.5	0.5	0.5	0.5	0.5	0.5	0.5	0.5	0.5	0.5	0.5	0.5	0.5	0.5	0.5	0.5	0.5	0.5	0.5	0.5	0.5	0.5	0.5	0.5	0.5	0.5
Percentage of EquityMethodInvestmentOwnershipPercentage	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	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: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	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	7353000.0	7646000.0	7446000.0	7530000.0	7322000.0	7613000.0	7805000.0	7596000.0	8088000.0	7879000.0	7870000.0	7686000.0	7852000.0	7865000.0	8029000.0	7836000.0	7643000.0	7724000.0	7681000.0	7707000.0	7807000.0	8023000.0	8004000.0	7947000.0	8090000.0	7913000.0	7884000.0	2796000.0	2832000.0	2858000.0	2764000.0	2762000.0	2760000.0	2834000.0	2743000.0	2794000.0	2845000.0	2846000.0	2757000.0	2740000.0	2743000.0	2776000.0	2740000.0	2725000.0
Percentage of EquityMethodInvestments	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	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:EquityMethodInvestments us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName

egp:IndustryDistributionCenterIiUndividedTenant

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	7446000.0	7805000.0	7870000.0	8029000.0	7681000.0	8004000.0	7884000.0	2764000.0	2743000.0	2757000.0	2740000.0
Percentage of EquityMethodInvestments	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

us-gaap:FiniteLivedIntangibleAssetAcquiredInPlaceLeases

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	25	26	28	26	27	28	28	26	24	21	21	21	21	20	20	21	21	21	21	19	17	18	19	17	18	18	20	19	20	15	16	17	17	10	11	10	10	10	7.679	2.672	2.014	3.046
Percentage of FiniteLivedIntangibleAssetAcquiredInPlaceLeases	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	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:GroundLeasesNet us-gaap:PropertySubjectToOrAvailableForOperatingLease

us-gaap:GroundLeasesNet

egp:GroundLeases

Period End	2021-03-31	2020-09-30
Value	11	11
Percentage of GroundLeasesNet	100.0	100.0

us-gaap:InterestPayableCurrentAndNoncurrent

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	6601000.0	7974000.0	6537000.0	6270000.0	6331000.0	6315000.0	6370000.0	6070000.0	4821000.0	5931000.0	4067000.0	5901000.0	4015000.0	4899000.0	3744000.0	4329000.0	3746000.0	4481000.0	3822000.0	3603000.0	3924000.0	3630000.0	3704000.0	2337000.0	3192000.0	2291000.0	3500000.0	2626000.0	3594000.0	2644000.0	3658000.0	2998000.0	2660000.0	2661000.0	2615000.0	2629000.0	2682000.0	2958000.0	2736000.0	2685000.0	2703000.0	2625000.0
Percentage of InterestPayableCurrentAndNoncurrent	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	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:InterestRateCashFlowHedgeAssetAtFairValue

Period End	2021-06-30	2021-03-31	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	2012-12-31
Value	0.141	1.178	0.0	0.0	3.485	1.405	1.332	4.497	6.701	10	10	8.95	6.034	4.183	4.293	5.243	4.546	0.0	0.0	0.27	0.4	0.0	1.585	0.094	0.812	1.361	0.816	1.494	1.692	0.0
Percentage of InterestRateCashFlowHedgeAssetAtFairValue	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	100.0	100.0	100.0	100.0	0.0	0.0	100.0	100.0	0.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	0.0

us-gaap:InterestRateCashFlowHedgeAssetAtFairValue us-gaap:BalanceSheetLocation, us-gaap:DerivativeInstrumentRisk, us-gaap:HedgingDesignation

us-gaap:OtherAssets, us-gaap:InterestRateSwap, us-gaap:DesignatedAsHedgingInstrument

Period End	2021-06-30	2021-03-31	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	2012-12-31
Value	0.141	1.178	0.0	0.0	3.485	1.405	1.332	4.497	6.701	10	10	8.95	6.034	4.183	4.293	5.243	4.546	0.0	0.0	0.27	0.4	0.0	1.585	0.094	0.812	1.361	0.816	1.494	1.692	1.274	0.0
Percentage of InterestRateCashFlowHedgeAssetAtFairValue	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	100.0	100.0	100.0	100.0	0.0	0.0	100.0	100.0	0.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	0.0	0.0

us-gaap:InterestRateCashFlowHedgeLiabilityAtFairValue

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
Value	3.942	3.716	10	13	14	12	0.678	1.027	0.698	0.109	0.0	0.0	0.0	0.0	0.695	1.552	1.89	1.865	2.578	9.742	12	9.222	3.96	7.029	3.479	5.121	3.314	1.601	2.13	1.071	0.244	1.116	0.0	0.414	0.645	0.871	0.0
Percentage of InterestRateCashFlowHedgeLiabilityAtFairValue	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	100.0	100.0	100.0	100.0	100.0	100.0	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	100.0	0.0

us-gaap:InterestRateCashFlowHedgeLiabilityAtFairValue us-gaap:BalanceSheetLocation, us-gaap:DerivativeInstrumentRisk, us-gaap:HedgingDesignation

us-gaap:OtherLiabilities, us-gaap:InterestRateSwap, us-gaap:DesignatedAsHedgingInstrument

Period End	2021-06-30	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	2013-03-31	2012-12-31	2011-12-31
Value	3.942	10	13	14	12	0.678	1.027	0.698	0.109	0.0	0.0	0.0	0.0	0.695	1.552	1.89	1.865	2.578	9.742	12	9.222	3.96	7.029	3.479	5.121	3.314	1.601	2.13	1.071	0.244	1.116	0.414	0.645	0.0
Percentage of InterestRateCashFlowHedgeLiabilityAtFairValue	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	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	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

us-gaap:InterestRateDerivativeAssetsAtFairValue us-gaap:FairValueByMeasurementBasis

us-gaap:InterestRateDerivativeAssetsAtFairValue

us-gaap:CarryingReportedAmountFairValueDisclosure

Period End	2021-06-30	2021-03-31	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	2012-12-31
Value	0.141	1.178	0.0	0.0	3.485	1.405	1.332	4.497	6.701	10	10	8.95	6.034	4.183	4.293	5.243	4.546	0.0	0.0	0.27	0.4	0.0	1.585	0.094	0.812	1.361	0.816	1.494	1.692	1.274	0.0
Percentage of InterestRateDerivativeAssetsAtFairValue	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	100.0	100.0	100.0	100.0	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	0.0

us-gaap:EstimateOfFairValueFairValueDisclosure

Period End	2021-06-30	2021-03-31	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	2012-12-31
Value	0.141	1.178	0.0	0.0	3.485	1.405	1.332	4.497	6.701	10	10	8.95	6.034	4.183	4.293	5.243	4.546	0.0	0.0	0.27	0.4	0.0	1.585	0.094	0.812	1.361	0.816	1.494	1.692	1.274	0.0
Percentage of InterestRateDerivativeAssetsAtFairValue	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	100.0	100.0	100.0	100.0	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	0.0

us-gaap:InvestmentBuildingAndBuildingImprovements

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	2247	2171	2120	2080	2005	1952	1907	1847	1836	1762	1732	1703	1666	1605	1587	1569	1551	1506	1435	1420	1391	1406	1393	1329	1311	1300	1284	1274	1249	1221	1210	1199	1183	1120	1102	1073	1068	1069	1056	1008	990	985
Percentage of InvestmentBuildingAndBuildingImprovements	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	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:LettersOfCreditOutstandingAmount us-gaap:CreditFacility, us-gaap:DebtInstrument

us-gaap:LettersOfCreditOutstandingAmount

egp:NineBankGroupUnsecuredRevolvingCreditFacility, egp:BankCreditFacilityObtainedIn2021425Million

Period End	2021-06-30
Value	674000.0
Percentage of LettersOfCreditOutstandingAmount	100.0

us-gaap:LineOfCreditFacilityCurrentBorrowingCapacity us-gaap:CreditFacility, us-gaap:DebtInstrument

us-gaap:LineOfCreditFacilityCurrentBorrowingCapacity

egp:NineBankGroupUnsecuredRevolvingCreditFacility, egp:BankCreditFacilityObtainedIn2021425Million

Period End	2021-06-30
Value	425
Percentage of LineOfCreditFacilityCurrentBorrowingCapacity	100.0

egp:PncNaUnsecuredRevolvingCreditFacility, egp:BankCreditFacilityObtainedIn202150Million

Period End	2021-06-30
Value	50
Percentage of LineOfCreditFacilityCurrentBorrowingCapacity	11.8

us-gaap:LineOfCreditFacilityInterestRateAtPeriodEnd us-gaap:CreditFacility, us-gaap:DebtInstrument

us-gaap:LineOfCreditFacilityInterestRateAtPeriodEnd

egp:NineBankGroupUnsecuredRevolvingCreditFacility, egp:Bankcreditfacilityobtainedin2018350million

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
Value	1.108	1.152	1.146	0.01184	0.01941	0.02776	0.03048	0.03398	0.03491	0.03508	0.03218	0.03091
Percentage of LineOfCreditFacilityInterestRateAtPeriodEnd	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:LoansReceivableFairValueDisclosure us-gaap:FairValueByMeasurementBasis

us-gaap:LoansReceivableFairValueDisclosure

us-gaap:CarryingReportedAmountFairValueDisclosure

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	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	2012-12-31
Value	1658000.0	1665000.0	1672000.0	1679000.0	2564000.0	2575000.0	2591000.0	2594000.0	2604000.0	2623000.0	2623000.0	4581000.0	4656000.0	4688000.0	4720000.0	4752000.0	4784000.0	4815000.0	4845000.0	4875000.0	4904000.0	4934000.0	4962000.0	4991000.0	8760000.0	8798000.0	8833000.0	8870000.0	9253000.0	9323000.0
Percentage of LoansReceivableFairValueDisclosure	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	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	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	2012-12-31
Value	1693000.0	1679000.0	1684000.0	1703000.0	2608000.0	2605000.0	2587000.0	2571000.0	2531000.0	2552000.0	2589000.0	4569000.0	4657000.0	4690000.0	4720000.0	4747000.0	4811000.0	4863000.0	4885000.0	4896000.0	4973000.0	4978000.0	5050000.0	5055000.0	8968000.0	9004000.0	9010000.0	9040000.0	9461000.0	9748000.0
Percentage of LoansReceivableFairValueDisclosure	102.1	100.8	100.7	101.4	101.7	101.2	99.8	99.1	97.2	97.3	98.7	99.7	100.0	100.0	100.0	99.9	100.6	101.0	100.8	100.4	101.4	100.9	101.8	101.3	102.4	102.3	102.0	101.9	102.2	104.6

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalAfterYearFive us-gaap:LongtermDebtType

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalAfterYearFive

egp:Securedandunsecureddebt

Period End	2021-06-30	2021-03-31	2020-09-30
Value	791	666	586
Percentage of LongTermDebtMaturitiesRepaymentsOfPrincipalAfterYearFive	100.0	100.0	100.0

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive us-gaap:LongtermDebtType

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive

egp:Securedandunsecureddebt

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30
Value	145	145	95	120
Percentage of LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive	100.0	100.0	100.0	100.0

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour us-gaap:LongtermDebtType

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour

egp:Securedandunsecureddebt

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30
Value	120	120	120	115
Percentage of LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour	100.0	100.0	100.0	100.0

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree us-gaap:LongtermDebtType

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree

egp:Securedandunsecureddebt

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30
Value	115	115	115	107
Percentage of LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree	100.0	100.0	100.0	100.0

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo us-gaap:LongtermDebtType

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo

egp:Securedandunsecureddebt

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30
Value	107	107	107	129
Percentage of LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo	100.0	100.0	100.0	100.0

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalRemainderOfFiscalYear us-gaap:LongtermDebtType

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalRemainderOfFiscalYear

egp:Securedandunsecureddebt

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30
Value	41	42	84	77
Percentage of LongTermDebtMaturitiesRepaymentsOfPrincipalRemainderOfFiscalYear	100.0	100.0	100.0	100.0

us-gaap:NotesPayableToBank

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	-2.437	91	124	76	65	81	111	138	194	131	193	169	176	201	195	216	167	199	190	205	35	165	150	143	133	114	99	84	142	99	88	111	176	91	76	46	120	118	154	144	108	144	91	89
Percentage of NotesPayableToBank	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	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:NotesPayableToBank us-gaap:DebtInstrument

us-gaap:NotesPayableToBanks

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
Value	-2.437	91	124	76	65	81	111	138	194	131	193	169	176	201	195	216	167	199	190	205	35	165	149
Percentage of NotesPayableToBank	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	99.1

us-gaap:OperatingLeasesFutureMinimumPaymentsDue us-gaap:PropertySubjectToOrAvailableForOperatingLease

us-gaap:OperatingLeasesFutureMinimumPaymentsDue

egp:GroundLeases

Period End	2020-12-31
Value	11
Percentage of OperatingLeasesFutureMinimumPaymentsDue	100.0

us-gaap:OperatingLeasesFutureMinimumPaymentsDueCurrent us-gaap:PropertySubjectToOrAvailableForOperatingLease

us-gaap:OperatingLeasesFutureMinimumPaymentsDueCurrent

egp:GroundLeases

Period End	2021-03-31	2020-12-31	2020-09-30
Value	727000.0	970000.0	242000.0
Percentage of OperatingLeasesFutureMinimumPaymentsDueCurrent	100.0	100.0	100.0

us-gaap:OperatingLeasesFutureMinimumPaymentsDueInFourYears us-gaap:PropertySubjectToOrAvailableForOperatingLease

us-gaap:OperatingLeasesFutureMinimumPaymentsDueInFourYears

egp:GroundLeases

Period End	2021-03-31	2020-12-31	2020-09-30
Value	999000.0	999000.0	975000.0
Percentage of OperatingLeasesFutureMinimumPaymentsDueInFourYears	100.0	100.0	100.0

us-gaap:OperatingLeasesFutureMinimumPaymentsDueInThreeYears us-gaap:PropertySubjectToOrAvailableForOperatingLease

us-gaap:OperatingLeasesFutureMinimumPaymentsDueInThreeYears

egp:GroundLeases

Period End	2021-03-31	2020-12-31	2020-09-30
Value	975000.0	975000.0	970000.0
Percentage of OperatingLeasesFutureMinimumPaymentsDueInThreeYears	100.0	100.0	100.0

us-gaap:OperatingLeasesFutureMinimumPaymentsDueThereafter us-gaap:PropertySubjectToOrAvailableForOperatingLease

us-gaap:OperatingLeasesFutureMinimumPaymentsDueThereafter

egp:GroundLeases

Period End	2021-03-31	2020-12-31	2020-09-30
Value	37	37	38
Percentage of OperatingLeasesFutureMinimumPaymentsDueThereafter	100.0	100.0	100.0

us-gaap:OperatingLeasesFutureMinimumPaymentsReceivable

Period End	2020-12-31	2019-12-31	2018-12-31
Value	1120	1042	931
Percentage of OperatingLeasesFutureMinimumPaymentsReceivable	100.0	100.0	100.0

us-gaap:OperatingLeasesFutureMinimumPaymentsReceivableCurrent

Period End	2020-12-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31
Value	272	252	62	121	175	226
Percentage of OperatingLeasesFutureMinimumPaymentsReceivableCurrent	100.0	100.0	100.0	100.0	100.0	100.0

us-gaap:OperatingLeasesFutureMinimumPaymentsReceivableInFiveYears

Period End	2020-12-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31
Value	104	99	120	105	93	82
Percentage of OperatingLeasesFutureMinimumPaymentsReceivableInFiveYears	100.0	100.0	100.0	100.0	100.0	100.0

us-gaap:OperatingLeasesFutureMinimumPaymentsReceivableInFourYears

Period End	2020-12-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31
Value	148	132	156	138	124	112
Percentage of OperatingLeasesFutureMinimumPaymentsReceivableInFourYears	100.0	100.0	100.0	100.0	100.0	100.0

us-gaap:OperatingLeasesFutureMinimumPaymentsReceivableInThreeYears

Period End	2020-12-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31
Value	192	171	200	181	165	151
Percentage of OperatingLeasesFutureMinimumPaymentsReceivableInThreeYears	100.0	100.0	100.0	100.0	100.0	100.0

us-gaap:OperatingLeasesFutureMinimumPaymentsReceivableInTwoYears

Period End	2020-12-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31
Value	235	215	242	225	208	195
Percentage of OperatingLeasesFutureMinimumPaymentsReceivableInTwoYears	100.0	100.0	100.0	100.0	100.0	100.0

us-gaap:OperatingLeasesFutureMinimumPaymentsReceivableThereafter

Period End	2020-12-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31
Value	166	171	249	216	182	163
Percentage of OperatingLeasesFutureMinimumPaymentsReceivableThereafter	100.0	100.0	100.0	100.0	100.0	100.0

us-gaap:OtherLiabilities

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	64	65	69	69	73	70	69	56	54	46	34	29	30	29	28	28	30	31	29	37	37	36	30	31	27	30	27	26	26	25	23	22	20	19	20	16	15	16	17	15	14	16	15	15
Percentage of OtherLiabilities	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	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:PrepaidExpenseAndOtherAssets

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	18	21	22	19	17	17	18	13	13	8.381	8.265	5.87	7.278	8.336	11	7.731	8.909	8.094	7.606	6.737	6.33	6.221	6.96	5.642	5.888	8.631	7.446	5.225	8.673	6.523	7.037	4.586	7.381	8.315	7.093	5.18	11	7.327	8.085	5.719	6.784	63	62	61
Percentage of PrepaidExpenseAndOtherAssets	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	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:RealEstateAccumulatedDepreciation

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	2008-12-31
Value	955	871	814	749	694	657	600	550	496	451	403	354	310
Percentage of RealEstateAccumulatedDepreciation	100.0	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:RealEstateAndAccumulatedDepreciationCarryingAmountOfBuildingsAndImprovements

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
Value	2848	2660	2329	2125	1973	1847	1724	1588	1452	1365
Percentage of RealEstateAndAccumulatedDepreciationCarryingAmountOfBuildingsAndImprovements	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

us-gaap:RealEstateAndAccumulatedDepreciationCarryingAmountOfLand

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
Value	659	591	487	451	433	372	350	338	315	296
Percentage of RealEstateAndAccumulatedDepreciationCarryingAmountOfLand	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

us-gaap:RealEstateAndAccumulatedDepreciationCostsCapitalizedSubsequentToAcquisitionCarryingCosts

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
Value	1601	1453	1245	1080	966	887	787	677	587	532
Percentage of RealEstateAndAccumulatedDepreciationCostsCapitalizedSubsequentToAcquisitionCarryingCosts	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

us-gaap:RealEstateAndAccumulatedDepreciationInitialCostOfBuildingsAndImprovements

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
Value	1251	1210	1087	1049	1012	965	944	919	869	837
Percentage of RealEstateAndAccumulatedDepreciationInitialCostOfBuildingsAndImprovements	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

us-gaap:RealEstateAndAccumulatedDepreciationInitialCostOfLand

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
Value	655	588	484	447	428	367	342	330	311	293
Percentage of RealEstateAndAccumulatedDepreciationInitialCostOfLand	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

us-gaap:RealEstateGrossAtCarryingValue

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	2008-12-31
Value	3519	3264	2817	2577	2406	2219	2074	1927	1768	1662	1521	1468	1402
Percentage of RealEstateGrossAtCarryingValue	100.0	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:RealEstateInvestmentPropertyAccumulatedDepreciation

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	1004	979	955	940	916	893	871	854	847	832	814	796	778	760	749	732	715	710	-694.25	679	664	665	657	642	627	612	600	588	576	562	550	536	522	509	496	487	475	464	451	439	427	415	403	354
Percentage of RealEstateInvestmentPropertyAccumulatedDepreciation	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	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:RealEstateInvestmentPropertyAtCost

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	3656	3576	3519	3422	3391	3348	3264	3093	3007	2874	2817	2756	2668	2601	2577	2510	2470	2452	2406	2296	2209	2225	2219	2165	2131	2091	2074	2045	2025	1947	1927	1909	1881	1790	1768	1713	1692	1682	1662	1586	1542	1529	1521	1468
Percentage of RealEstateInvestmentPropertyAtCost	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	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:RealEstateInvestmentPropertyNet

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	2651	2596	2563	2482	2474	2454	2393	2239	2159	2041	2002	1960	1890	1841	1827	1777	1754	1741	1712	1616	1545	1560	1561	1523	1503	1479	1474	1457	1448	1385	1377	1373	1359	1280	1271	1225	1217	1217	1210	1146	1115	1114	1117	1113
Percentage of RealEstateInvestmentPropertyNet	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	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:SecuredDebt

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	36	36	78	126	128	130	133	135	137	185	188	191	194	196	199	202	250	253	257	260	340	345	351	380	385	390	453	456	488	494	499	555	595	601	607	613	623	672	628	634	639	603	644	602
Percentage of SecuredDebt	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	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:SecuredDebt us-gaap:DebtInstrument

us-gaap:SecuredDebt

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
Value	36	36	78	126	128	130	133	135	137	185	188	191	194	196	199	202	250	253	257	260	340	345	350
Percentage of SecuredDebt	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	99.7

us-gaap:SecurityDepositLiability

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	25	24	22	21	21	20	20	19	19	19	18	17	17	16	16	16	15	15	14	14	14	14	13	13	13	12	12	12	12	11	11	10	10	9.978	9.668	9.556	9.326	9.105	9.184	8.887	8.677	8.299
Percentage of SecurityDepositLiability	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	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:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber

Period End	2020-12-31	2019-12-31	2018-12-31	2017-12-31	2013-03-31	2012-12-31	2012-09-30	2012-06-30	2012-03-31	2011-12-31	2010-12-31	2009-12-31
Value	113120.0	130880.0	143310.0	152640.0	273040.0	212210.0	276780.0	276780.0	257260.0	235930.0	170580.0	124080.0
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber	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:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber egp:AwardRecipientType, egp:ShareBasedPaymentAwardstype

egp:AwardRecipientTypeEmployee, us-gaap:RestrictedStock

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	113120.0	130880.0	143310.0	152640.0	162090.0	260700.0	265910.0	293990.0	212210.0	235930.0	170580.0
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber	100.0	100.0	100.0	100.0	0.0	0.0	0.0	0.0	100.0	100.0	100.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber egp:ShareBasedPaymentAwardstype

us-gaap:RestrictedStock

Period End	2020-12-31
Value	113400.0
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber	100.2

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue egp:AwardRecipientType, egp:ShareBasedPaymentAwardstype

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue

egp:AwardRecipientTypeEmployee, us-gaap:RestrictedStock

Period End	2021-03-31	2020-12-31	2020-09-30	2020-06-30	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
Value	111.44	100.86	100.52	100.48	82.78	70.26	63.18	51.97	52.68	49.79	47.17	42.84	38.9	36.29
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

egp:AwardRecipientTypeEmployeesandDirectors, us-gaap:RestrictedStock

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	2016-06-30	2016-03-31	2015-12-31
Value	100.52	100.48	99.93	82.79	82.79	82.79	80.41	70.29	70.29	70.3	66.2	63.22	63.22	63.18	59.7	51.98	51.98	50.05	51.17	52.69
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue	100.0	100.0	0.0	100.0	0.0	0.0	0.0	100.0	0.0	0.0	0.0	100.1	0.0	0.0	0.0	100.0	0.0	0.0	0.0	100.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue egp:ShareBasedPaymentAwardstype

us-gaap:RestrictedStock

Period End	2021-06-30	2021-03-31	2020-12-31
Value	111.44	111.44	100.89
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue	0.0	100.0	100.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant us-gaap:PlanName

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant

egp:EquityIncentivePlan2013

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
Value	1527400.0	1583200.0	1629300.0	1672000.0	1752300.0	1802000.0	1900800.0	1971200.0
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

us-gaap:TenantImprovements

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	551	537	524	517	502	487	471	462	456	448	440	431	422	408	402	394	384	380	368	362	354	355	353	341	334	331	326	322	315	306	302	297	291	279	272	268	266	262	258	251	247	240
Percentage of TenantImprovements	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	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:UnsecuredDebt

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	2010-12-31
Value	1282	1157	1107	1008	1037	1037	938	838	803	803	723	723	723	713	713	653	653	652	652	553	592	528	530	455	455	455	380	380	305	305	305	230	130	130	130	130	50	50	50	0.0
Percentage of UnsecuredDebt	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	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

us-gaap:UnsecuredDebt us-gaap:DebtInstrument

us-gaap:UnsecuredDebt

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
Value	1282	1157	1107	1008	1037	1037	938	838	803	803	723	723	723	713	713	653	653	652	652	553	592	528	528
Percentage of UnsecuredDebt	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	99.7

Line plots across dimensions of each concept

us-gaap:ProfitLoss
us-gaap:StatementEquityComponents
(None,)

us-gaap:StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest
us-gaap:StatementEquityComponents
(None,)

us-gaap:MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders
us-gaap:StatementEquityComponents
(None,)

us-gaap:ProfitLoss
us-gaap:StatementEquityComponents
(None,)

us-gaap:DebtInstrumentInterestRateStatedPercentage
us-gaap:ParticipatingMortgageLoans
(None,)

EGP

Table of contents

Plots across concepts

Tables

Common Stock Value

us-gaap:CommonStockValue

us-gaap:CommonStockValue

Weighted Average Number Of Diluted Shares Outstanding

us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding

us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding

Weighted Average Number Of Shares Outstanding Basic

us-gaap:WeightedAverageNumberOfSharesOutstandingBasic

us-gaap:WeightedAverageNumberOfSharesOutstandingBasic

Earnings Per Share Basic

us-gaap:EarningsPerShareBasic

us-gaap:EarningsPerShareBasic

Earnings Per Share Diluted

us-gaap:EarningsPerShareDiluted

us-gaap:EarningsPerShareDiluted

Allocated Share Based Compensation Expense

us-gaap:AllocatedShareBasedCompensationExpense

us-gaap:AllocatedShareBasedCompensationExpense

us-gaap:AllocatedShareBasedCompensationExpense egp:AwardRecipientType

egp:AwardRecipientTypeDirector

us-gaap:AllocatedShareBasedCompensationExpense egp:AwardRecipientType, egp:ShareBasedPaymentAwardstype

egp:AwardRecipientTypeEmployee, us-gaap:RestrictedStock

us-gaap:AllocatedShareBasedCompensationExpense us-gaap:StatementEquityComponents

us-gaap:AdditionalPaidInCapital

Comprehensive Income Net Of Tax

us-gaap:ComprehensiveIncomeNetOfTax

us-gaap:ComprehensiveIncomeNetOfTax

Costs And Expenses

us-gaap:CostsAndExpenses

us-gaap:CostsAndExpenses

General And Administrative Expense

us-gaap:GeneralAndAdministrativeExpense

us-gaap:GeneralAndAdministrativeExpense

Interest Expense

us-gaap:InterestExpense

us-gaap:InterestExpense

Interest Paid Net

us-gaap:InterestPaidNet

us-gaap:InterestPaidNet

Net Income Loss Attributable To Noncontrolling Interest

us-gaap:NetIncomeLossAttributableToNoncontrollingInterest

us-gaap:NetIncomeLossAttributableToNoncontrollingInterest

Net Income Loss Available To Common Stockholders Basic

us-gaap:NetIncomeLossAvailableToCommonStockholdersBasic

us-gaap:NetIncomeLossAvailableToCommonStockholdersBasic

Other Comprehensive Income Loss Net Of Tax

us-gaap:OtherComprehensiveIncomeLossNetOfTax

us-gaap:OtherComprehensiveIncomeLossNetOfTax

Profit Loss

us-gaap:ProfitLoss

us-gaap:ProfitLoss

us-gaap:ProfitLoss us-gaap:StatementEquityComponents

us-gaap:AccumulatedDistributionsInExcessOfNetIncome

us-gaap:NoncontrollingInterest

Revenues

us-gaap:Revenues

us-gaap:Revenues

Assets

us-gaap:Assets

us-gaap:Assets

Liabilities

us-gaap:Liabilities

us-gaap:Liabilities

Liabilities And Stockholders Equity

us-gaap:LiabilitiesAndStockholdersEquity

us-gaap:LiabilitiesAndStockholdersEquity

Stockholders Equity

us-gaap:StockholdersEquity

us-gaap:StockholdersEquity

Cash

us-gaap:Cash

us-gaap:Cash

Cash And Cash Equivalents At Carrying Value

us-gaap:CashAndCashEquivalentsAtCarryingValue

us-gaap:CashAndCashEquivalentsAtCarryingValue

us-gaap:CashAndCashEquivalentsAtCarryingValue us-gaap:FairValueByMeasurementBasis