PCTY

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

Plots across concepts

IncomeStatement

Expenses

Balance Sheet

Assets

Current Assets

NonCurrent Assets

PropertyPlantAndEquipmentNet

Liabilities

Current Liabilities

Noncurrent Liabilities

Stockholders Equity

CashFlow

NetCashProvidedByUsedInOperatingActivities

NetCashProvidedByUsedInInvestingActivities

OperatingLeaseLiability

LesseeOperatingLeaseLiabilityPaymentsDue

FiniteLivedIntangibleAssets

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
us-gaap:CommonStockValue	█▇▇▇▇▇▇▇▅▅▅▅▅▅▅▄▄▂▂▂▂▂▂▂▂▂▁▁▁▁	0.055	0.054	0.054	0.054	0.054	0.054	0.054	0.054	0.053	0.053	0.053	0.053	0.053	0.053	0.053	0.052	0.052	0.051	0.051	0.051	0.051	0.051	0.051	0.051	0.051	0.051	0.05	0.05	0.05	0.05	NA	NA	0.032	NA	NA	NA
us-gaap:CommonStockSharesIssued	███▇▇▇▇▆▆▆▆▅▅▅▅▄▄▄▄▃▃▃▃▃▃▂▂▁▁▁	54.594	54.451	54.37	54.223	53.792	53.66	53.573	53.511	53.075	52.964	52.887	52.796	52.758	52.649	52.59	52.075	51.738	51.489	51.43	51.332	51.132	50.984	50.953	50.833	50.703	50.616	50.487	49.577	49.564	49.564	NA	NA	31.988	NA	NA	NA
us-gaap:CommonStockSharesAuthorized	▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄	155.0	155.0	155.0	155.0	155.0	155.0	155.0	155.0	155.0	155.0	155.0	155.0	155.0	155.0	155.0	155.0	155.0	155.0	155.0	155.0	155.0	155.0	155.0	155.0	155.0	155.0	155.0	155.0	155.0	155.0	NA	NA	66.667	NA	NA	NA
us-gaap:PreferredStockSharesAuthorized	▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄	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	5.0	5.0	5.0	5.0	NA	NA	0.0	NA	NA	NA
us-gaap:CommonStockSharesOutstanding	███▇▇▇▇▆▆▆▆▅▅▅▅▄▄▄▄▃▃▃▃▃▃▂▂▁▁▁	54.594	54.451	54.37	54.223	53.792	53.66	53.573	53.511	53.075	52.964	52.887	52.796	52.758	52.649	52.59	52.075	51.738	51.489	51.43	51.332	51.132	50.984	50.953	50.833	50.703	50.616	50.487	49.577	49.564	49.564	NA	NA	31.988	NA	NA	NA
us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding		NA	56.414	56.343	56.05	55.97	55.953	55.826	55.713	55.692	55.465	55.081	55.487	52.699	55.03	54.818	54.61	51.602	54.002	51.384	51.231	51.058	53.424	50.89	50.744	50.65	52.203	49.775	49.566	49.564	44.87	31.988	31.988	31.988	44.407	31.988	31.988
us-gaap:WeightedAverageNumberOfSharesOutstandingBasic		NA	54.415	54.305	54.015	53.731	53.629	53.542	53.287	53.017	52.934	52.842	52.865	52.699	52.615	52.502	51.893	51.602	51.447	51.384	51.231	51.058	50.962	50.89	50.744	50.65	50.533	49.775	49.566	49.564	44.36	31.988	31.988	31.988	43.921	31.988	31.988
us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount		NA	NA	0.014	0.52	NA	NA	0.018	0.624	NA	NA	0.042	NA	NA	0.028	0.02	0.816	NA	0.155	4.784	4.906	NA	0.158	4.775	5.013	NA	0.334	4.776	5.107	NA	NA	14.309	14.309	NA	NA	NA	NA
us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecurities pcty:MarketShareUnits		NA	NA	NA	0.058	NA	NA	NA	NA	NA	NA	NA	NA	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:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecurities us-gaap:RestrictedStockUnitsRSU		NA	0.001	0.014	0.462	NA	0.006	0.003	0.624	NA	0.018	0.025	0.687	NA	0.028	0.005	0.816	NA	0.01	1.501	1.522	NA	0.011	0.989	1.002	NA	0.006	0.377	0.48	NA	NA	NA	NA	NA	NA	NA	NA
us-gaap:EarningsPerShareBasic	▄▇▄▄▃█▃▄▄▆▃▄▂█▂▂▂▄▂▂▁▃▂▂▁▂▁▁▁▂▂▂▂▂	0.20999999999999996	0.68	0.18	0.23	0.09	0.75	0.1	0.26	0.19	0.53	0.11	0.19	-0.03	0.74	0.01	0.01	-0.07	0.29	-0.03	-0.05	-0.11	0.12	-0.02	-0.07	-0.09	0.03	-0.13	-0.1	-0.14	0.01	-0.07	-0.03	-0.030000000000000006	0.03	NA	NA
us-gaap:EarningsPerShareDiluted	▄▇▄▄▃█▃▄▄▆▃▄▂█▂▂▂▄▂▂▁▃▂▂▁▂▁▁▁▂▂▂▂▂	0.20999999999999996	0.65	0.17	0.22	0.09	0.72	0.1	0.25	0.18	0.51	0.1	0.18	-0.03	0.71	0.01	0.01	-0.07	0.27	-0.03	-0.05	-0.11	0.12	-0.02	-0.07	-0.09	0.03	-0.13	-0.1	-0.14	0.01	-0.07	-0.03	-0.030000000000000006	0.03	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

		2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2013-03-31	2012-12-31	2012-09-30
TTM Greenblatt ROC _ _	▃▇▃▂▃█▃▃▃▇▃▂▁▄▂▂▁▄▂▂▁▃▂▁▁▂▁▁▁▂▂▂▂	9.1	39.143	6.351	3.449	6.316	47.741	6.114	6.0	9.209	36.212	7.027	3.776	-5.164	20.465	0.133	0.515	-3.434	14.88	-1.643	-2.507	-5.04	6.201	-1.294	-3.417	-4.264	1.705	-6.466	-4.896	-6.306	2.133	-2.411	-0.434	-0.869	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
us-gaap:AllocatedShareBasedCompensationExpense	███▇▇▅▆▆▅▅▅▅▅▄▄▄▄▄▄▃▃▃▃▃▂▂▃▂▂▂▁▁▁▁	16.105	16.011	16.659	14.277	13.145	9.516	12.77	12.062	9.928	9.313	10.099	9.425	8.463	7.467	7.818	6.606	8.039	6.247	6.635	5.813	4.351	4.72	4.78	3.712	2.497	3.535	3.854	3.283	3.215	1.365	0.168	0.181	0.131	0.13	NA	NA
us-gaap:ComprehensiveIncomeNetOfTax	▄▇▃▄▃█▂▄▃▆▃▃▁█▂▂▁▄▁▁	11.81	36.708	9.455	12.237	5.727	39.95	5.431	13.91	10.331	28.187	5.689	9.867	-1.521	39.116	0.326	0.538	-3.844	14.801	-1.671	-2.568	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA
us-gaap:CostOfGoodsAndServicesSold	██▇▇▆▆▆▆▅▅▅▅▅▅▅▅▄▄▄▄▃▃▃▂▂▂▂▂▂▂▁▁▁▁	59.05	57.326	53.542	49.38	45.875	48.081	45.424	42.63	40.094	39.745	38.07	35.942	38.746	38.652	36.84	34.959	33.163	32.082	30.383	28.359	26.581	27.209	24.1	20.195	18.116	19.282	18.046	15.452	15.104	14.925	13.318	11.747	10.876	10.734	NA	NA
us-gaap:CostOfRevenue	██▇▇▆▆▆▆▅▅▅▅▅▅▅▅▄▄▄▄▃▃▃▂▂▂▂▂▂▂▁▁▁▁	59.05	57.326	53.542	49.38	45.875	48.081	45.424	42.63	40.094	39.745	38.07	35.942	38.746	38.652	36.84	34.959	33.163	32.082	30.383	28.359	26.581	27.209	24.1	20.195	18.116	19.282	18.046	15.452	15.104	14.925	13.318	11.747	10.876	10.734	NA	NA
us-gaap:GeneralAndAdministrativeExpense	██▇▇▇▆▇▇▆▆▆▆▆▅▅▄▅▄▄▄▃▃▃▃▂▂▂▂▂▂▂▁▁▁	32.733	31.071	29.323	26.644	27.965	22.411	28.133	26.739	25.715	23.208	22.739	22.968	25.914	19.228	18.159	15.951	18.208	15.1	14.957	13.858	13.188	12.72	11.239	10.451	8.756	8.559	8.061	7.448	7.254	5.587	5.228	3.911	3.357	2.928	NA	NA
us-gaap:GrossProfit	▇█▆▆▅█▆▅▅▆▅▄▄▅▃▃▃▄▃▃▂▃▂▂▂▂▂▁▁▂▁▁▁▁▁▁	108.401	128.727	92.787	86.414	84.714	123.565	86.95	84.09	80.279	99.807	69.134	64.562	57.87	74.755	49.164	46.541	42.898	58.191	38.271	36.663	33.258	43.361	31.084	24.913	21.888	27.99	16.267	15.657	13.543	18.841	10.587	10.622	9.386	13.272	7.663	7.307
us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	▃▇▃▂▃█▃▃▃▇▃▂▁▄▂▂▁▄▂▂▁▃▂▁▁▂▁▁	9.004	38.936	5.972	3.192	6.069	48.176	6.399	6.474	9.876	36.752	7.373	4.045	-4.827	20.68	0.274	0.624	-3.357	14.833	-1.639	-2.468	-5.378	6.118	-1.08	-3.334	-4.39	1.756	-6.386	-4.847	NA	NA	NA	NA	NA	NA	NA	NA
us-gaap:IncomeTaxExpenseBenefit	▅▆▅▃▆█▆▄▆█▆▄▅▁▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆	-2.879	2.102	-3.67	-9.268	1.119	8.044	0.932	-7.432	-0.365	8.726	1.669	-5.807	-3.274	-18.497	-0.157	0.081	0.487	0.032	0.032	0.1	0.034	-0.043	0.085	0.101	0.039	0.004	0.034	0.028	0.452	1.042	-0.877	-0.362	-0.496	0.575	NA	NA
us-gaap:IncomeTaxesPaidNet	▄▁▃▁▄▃▃▃▃▃▃█▂▂▃▄▃▃▃▃▃▃▃▃▅▃	0.086	-0.112	0.009	-0.119	0.06	0.005	0.008	0.011	0.037	0.018	0.006	0.351	-0.07	-0.043	0.007	0.053	-0.013	0.015	0.01	0.016	-0.017	-0.002	0.006	0.016	0.134	0.002	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA
us-gaap:InterestPaidNet	▁▆▇██▁	0.05	0.236	0.273	0.311	0.323	0.062	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA
us-gaap:NetIncomeLoss	▄█▃▄▃█▃▄▄▆▃▃▂█▂▂▁▄▂▂▁▃▂▁▁▂▁▁▁▂▂▂▂▂▂▂	11.883	36.834	9.642	12.46	4.95	40.132	5.467	13.906	10.241	28.026	5.704	9.852	-1.553	39.177	0.431	0.543	-3.844	14.801	-1.671	-2.568	-5.412	6.161	-1.165	-3.435	-4.429	1.752	-6.42	-4.875	-6.704	1.15	-1.512	-0.044	-0.372	2.021	-0.627	-0.405
us-gaap:NetIncomeLossAvailableToCommonStockholdersBasic	▄▇▃▄▂█▂▄▃▆▃▃▁█▂▂▁▄▁▁	11.883	36.834	9.642	12.46	4.95	40.132	5.467	13.906	10.241	28.026	5.704	9.852	-1.553	39.177	0.431	0.543	-3.844	14.801	-1.671	-2.568	NA	NA	NA	NA	-4.429	1.752	-6.42	-4.875	-6.704	0.43	-2.293	-0.825	-1.099	1.294	NA	NA
us-gaap:NonoperatingIncomeExpense	▃▂▁▂▂▆▅▇█▇▆▅▆▅▄▄▄▃▄▄▁▃▅▄▃▄▄▄▄▄▄▄▄▃	-0.096	-0.207	-0.379	-0.257	-0.247	0.435	0.285	0.474	0.667	0.54	0.346	0.269	0.337	0.215	0.141	0.109	0.077	-0.047	0.004	0.039	-0.338	-0.083	0.214	0.083	-0.126	0.051	0.08	0.049	0.054	0.059	0.022	0.028	0.001	-0.008	NA	NA
us-gaap:OperatingExpenses	█▇▇▇▆▆▇▆▆▅▅▅▅▄▄▄▄▄▃▃▃▃▃▂▂▂▂▂▂▂▁▁▁▁	99.301	89.584	86.436	82.965	78.398	75.824	80.836	78.09	71.07	63.595	62.107	60.786	63.034	54.29	49.031	46.026	46.332	43.311	39.914	39.17	38.298	37.16	32.378	28.33	26.152	26.285	22.733	20.553	19.849	16.708	12.998	11.056	10.255	10.668	NA	NA
us-gaap:OperatingIncomeLoss	▃▇▃▂▃█▃▃▃▇▃▂▁▄▂▂▁▄▂▂▁▃▂▁▁▂▁▁▁▂▂▂▂▂▂▂	9.1	39.143	6.351	3.449	6.316	47.741	6.114	6.0	9.209	36.212	7.027	3.776	-5.164	20.465	0.133	0.515	-3.434	14.88	-1.643	-2.507	-5.04	6.201	-1.294	-3.417	-4.264	1.705	-6.466	-4.896	-6.306	2.133	-2.411	-0.434	-0.869	2.604	-1.088	-0.616
us-gaap:OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax		NA	NA	0.001	NA	NA	NA	NA	NA	NA	NA	NA	NA	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:OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax us-gaap:StatementEquityComponents us-gaap:AccumulatedOtherComprehensiveIncome		NA	NA	0.001	NA	NA	NA	NA	NA	NA	NA	NA	NA	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:ProfitLoss	▄▇▃▄▂█▂▄▃▆▃▃▁█▂▂▁▄▁▁	11.883	36.834	9.642	12.46	4.95	40.132	5.467	13.906	10.241	28.026	5.704	9.852	-1.553	39.177	0.431	0.543	-3.844	14.801	-1.671	-2.568	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA
us-gaap:ResearchAndDevelopmentExpense	█▇█▇▇▆▆▆▅▅▅▅▄▄▄▄▃▃▃▃▃▃▃▂▂▂▂▂▂▁▁▁▁▁	20.264	18.458	19.338	18.647	17.35	15.612	15.41	14.394	13.443	12.688	12.798	11.4	10.418	9.058	9.274	8.895	7.606	6.969	7.222	7.301	7.749	6.759	6.799	5.429	5.513	5.053	5.271	4.027	3.609	2.443	2.347	1.956	1.919	1.852	NA	NA
us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax	▇█▆▆▆▇▆▅▅▆▅▄▄▅▄▄▃▄▃▃▃▃▃▂▂▂▂▂▂▂▁▁▁▁▁▁	166.53	184.927	145.393	134.875	130.589	167.095	127.98	121.873	120.373	133.355	102.739	97.002	96.616	113.407	86.004	81.5	76.061	90.273	68.654	65.022	59.839	70.57	55.184	45.108	40.004	47.272	34.313	31.109	28.647	33.766	23.905	22.369	20.262	24.006	17.2	15.826
us-gaap:Revenues	▇█▆▆▆▇▆▆▅▆▅▄▄▅▄▄▃▄▃▃▃▃▃▂▂▂▂▂▂▂▁▁▁▁▁▁	167.451	186.053	146.329	135.794	130.589	171.646	132.374	126.72	120.373	139.552	107.204	100.504	96.616	113.407	86.004	81.5	76.061	90.273	68.654	65.022	59.839	70.57	55.184	45.108	40.004	47.272	34.313	31.109	28.647	33.766	23.905	22.369	20.262	24.006	17.2	15.826
us-gaap:SellingAndMarketingExpense	█▇▇▇▆▇▆▆▆▅▅▅▅▅▄▄▄▄▃▃▃▃▃▂▂▂▂▂▂▂▁▁▁▁	46.304	40.055	37.775	37.674	33.083	37.801	37.293	36.957	31.912	27.699	26.57	26.418	26.702	26.004	21.598	21.18	20.518	21.242	17.735	18.011	17.361	17.681	14.34	12.45	11.883	12.673	9.401	9.078	8.986	8.678	5.423	5.189	4.979	5.888	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

		2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2013-03-31	2012-12-31	2012-09-30
us-gaap:Assets	▇▇█▅▅▆▆▄▅▆▄▄▄▄▄▃▃▃▃▂▄▄▂▁▂▂▂▁▁▁	2414.885	2663.552	2850.963	2004.851	1985.648	2256.928	2323.432	1598.474	1803.941	2094.996	1580.352	1464.103	1507.599	1610.878	1549.328	1134.268	1137.441	1354.936	1252.941	915.442	1390.689	1574.627	1017.855	671.963	720.548	862.36	982.428	538.725	528.151	651.598	NA	NA	377.916	NA	NA	NA
us-gaap:Liabilities	▆▇█▅▅▆▆▄▅▆▄▄▄▄▄▃▃▄▃▂▄▅▃▁▂▂▃▁▁▁	1937.955	2208.943	2442.745	1618.031	1592.74	1882.553	1991.868	1289.015	1495.977	1808.771	1329.415	1231.477	1294.775	1406.33	1391.175	985.548	989.828	1209.087	1127.6	796.795	1271.117	1454.033	908.066	565.571	612.968	753.494	877.287	448.955	437.017	558.202	NA	NA	367.935	NA	NA	NA
us-gaap:LiabilitiesAndStockholdersEquity	▇▇█▅▅▆▆▄▅▆▄▄▄▄▄▃▃▃▃▂▄▄▂▁▂▂▂▁▁▁	2414.885	2663.552	2850.963	2004.851	1985.648	2256.928	2323.432	1598.474	1803.941	2094.996	1580.352	1464.103	1507.599	1610.878	1549.328	1134.268	1137.441	1354.936	1252.941	915.442	1390.689	1574.627	1017.855	671.963	720.548	862.36	982.428	538.725	528.151	651.598	NA	NA	377.916	NA	NA	NA
us-gaap:StockholdersEquity	██▇▆▆▆▅▅▅▅▄▄▃▃▂▂▂▂▂▂▂▂▁▁▁▁▁▁▁▁	476.93	454.609	408.218	386.82	392.908	374.375	331.564	309.459	307.964	286.225	250.937	232.626	212.824	204.548	158.153	148.72	147.613	145.849	125.341	118.647	119.572	120.594	109.789	106.392	107.58	108.866	105.141	89.77	91.134	93.396	NA	NA	-26.592	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
us-gaap:AssetsCurrent	▆▇█▅▅▆▆▄▅▆▄▄▄▄▄▃▃▄▃▂▄▅▃▁▂▂▃▁▁▁	2032.883	2298.32	2495.817	1673.041	1663.154	1957.993	2034.417	1325.736	1596.189	1908.148	1397.306	1286.47	1378.24	1497.357	1466.924	1055.447	1062.846	1287.062	1188.086	857.135	1335.208	1521.854	969.547	628.071	678.783	831.441	952.311	509.645	500.265	635.312	NA	NA	366.716	NA	NA	NA
us-gaap:CashAndCashEquivalentsAtCarryingValue	▇▆▇▇█▄▃▄▅▃▃▃▅▅▄▄▄▄▃▃▃▃▃▃▃▄▃▃▃▃▁▁▁▁	202.287	175.453	218.696	221.514	250.851	114.325	75.9	100.529	132.476	90.856	84.114	63.662	137.193	129.53	111.027	97.399	103.468	101.45	82.257	77.998	86.496	89.707	79.024	78.691	81.258	93.227	89.48	72.843	78.848	88.944	2.829	5.299	7.594	8.537	NA	NA
us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	▇▇█▅▅▆▆▄▅▆▁▁▁▅▁▁▁	1945.881	2194.542	2373.248	1536.39	1492.133	1634.452	1736.671	1135.834	1426.143	1687.575	84.114	63.662	137.193	1402.297	111.027	97.399	103.468	NA	NA	NA	1326.118	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA
us-gaap:AccountsReceivableNetCurrent	▆█▅▄▄▅▄▄▄▅▄▃▃▃▃▂▂▂▂▂▂▂▂▁▁▁▁▁▁▁	6.267	9.211	6.118	4.672	4.923	5.761	4.348	3.906	4.358	5.137	4.267	2.992	3.453	3.384	2.739	2.565	2.04	2.177	2.067	1.757	1.681	1.725	1.468	1.328	1.115	1.07	1.03	0.799	0.756	0.791	NA	NA	0.74	NA	NA	NA
us-gaap:PrepaidExpenseAndOtherAssetsCurrent	▆▅▆▆▅▅▅▅▅█▅▅▄▆▃▅▅▅▄▂▃▃▂▂▂▂▁▁▁▁	15.966	14.198	15.633	15.202	13.188	13.337	12.876	13.941	13.895	21.922	12.553	14.22	11.98	16.921	7.456	13.494	14.879	13.094	11.291	6.432	7.409	7.059	5.521	5.051	4.416	4.844	2.978	3.072	2.694	3.16	NA	NA	1.875	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
us-gaap:PropertyPlantAndEquipmentGross	██████▇▇▇▇▆▆▆▅▅▄▄▃▃▃▃▂▂▂▂▂▁▁▁▁	122.589	123.659	121.796	121.006	118.046	116.609	115.744	114.259	108.422	102.49	97.34	93.077	90.758	83.636	79.006	72.952	66.169	58.509	55.735	48.865	45.244	42.406	37.089	33.528	31.155	31.073	29.347	26.842	24.874	22.792	NA	NA	16.841	NA	NA	NA
us-gaap:AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment	██▇▇▆▆▆▅▅▅▄▄▃▄▄▃▃▃▃▂▂▂▂▂▂▂▁▁▁▁	62.754	61.472	57.73	54.938	51.309	47.911	44.654	41.675	38.366	37.597	34.678	31.254	28.729	33.256	30.652	27.984	25.413	24.212	22.102	20.184	18.457	17.472	15.968	16.333	15.094	15.358	14.131	12.804	11.749	10.65	NA	NA	8.255	NA	NA	NA
us-gaap:AmortizationOfIntangibleAssets	██▇▇▇▅▅▅▅▅▅▅▅▃▃▃▄▄▄▄▄▄▄▄▃▂▂▂▂▁▁▁	1.028	1.028	0.94	0.844	0.835	0.563	0.562	0.563	0.563	0.562	0.563	0.563	0.619	0.358	0.359	0.359	0.37	0.38	0.381	0.381	0.38	0.381	0.381	0.38	0.349	0.19	0.19	0.19	0.08	0.0	0.0	0.0	NA	NA	NA	NA
us-gaap:PropertyPlantAndEquipmentNet	▇▇▇▇▇████▇▇▇▇▅▅▅▄▄▃▃▃▂▂▂▁▁▁▁▁▁	59.835	62.187	64.066	66.068	66.737	68.698	71.09	72.584	70.056	64.893	62.662	61.823	62.029	50.38	48.354	44.968	40.756	34.297	33.633	28.681	26.787	24.934	21.121	17.195	16.061	15.715	15.216	14.038	13.125	12.142	NA	NA	8.586	NA	NA	NA
us-gaap:Goodwill	███▅▅▂▂▂▂▂▂▂▂▃▂▂▂▂▂▂▂▂▂▂▂▁▁▁▁	33.65	33.184	33.184	21.655	21.655	9.59	9.59	9.59	9.59	9.59	9.59	9.59	9.59	9.754	6.003	6.003	6.003	6.003	6.003	6.003	6.003	6.003	6.003	6.003	6.003	3.035	3.035	3.035	3.035	NA	NA	NA	NA	NA	NA	NA
us-gaap:FiniteLivedIntangibleAssetsNet	▆▇█▆▇▃▄▄▅▅▆▆▆▇▃▃▃▄▄▄▅▅▅▅▆▁▁▁▁	13.027	14.055	15.083	12.516	13.36	9.063	9.626	10.188	10.751	11.314	11.876	12.439	13.002	13.457	8.189	8.548	8.907	9.277	9.657	10.038	10.419	10.799	11.18	11.561	11.941	5.75	5.94	6.13	6.32	NA	NA	NA	NA	NA	NA	NA
us-gaap:DeferredTaxAssetsLiabilitiesNet	▄	9.822	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	-0.008	NA	NA	NA	0.333	NA	NA	NA
us-gaap:OperatingLeaseRightOfUseAsset	▁▂▂▄▅▇█▇	43.984	45.112	45.429	47.08	48.658	50.18	51.659	50.865	NA	NA	NA	NA	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
us-gaap:AccountsPayableCurrent	▆▅▄▅▂▅▅█▆█▅▅▄▃▂▃▃▂▅▄▂▁▄▃▂▃▅▂▃▄	4.23	3.319	2.771	3.209	1.755	3.626	3.714	5.061	3.954	5.344	3.498	3.559	2.99	2.371	1.794	1.864	2.046	1.633	3.134	2.784	1.621	0.851	2.889	1.973	1.327	2.122	3.373	1.52	2.133	3.088	NA	NA	0.88	NA	NA	NA
us-gaap:AccruedLiabilitiesCurrent	█▆▅▅▆▅▅▄▅▄▃▃▃▃▂▂▂▂▂▂▂▂▂▁▁▁▁▁▁▁	103.109	83.139	64.204	62.343	79.881	64.002	62.853	51.496	57.625	48.396	43.207	35.678	42.241	35.474	29.128	26.728	30.301	27.136	22.096	18.26	24.979	24.964	17.696	16.855	16.43	15.985	11.72	10.777	10.744	10.572	NA	NA	6.794	NA	NA	NA
us-gaap:ContractWithCustomerLiabilityCurrent	██▇▇▇▆▄▃▂▁	9.442	9.62	9.09	8.784	8.777	8.308	7.405	6.239	5.572	5.246	NA	NA	0.654	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA
us-gaap:LiabilitiesCurrent	▆▇█▅▅▆▇▄▅▆▄▄▄▅▅▃▃▄▄▂▄▅▃▁▂▂▃▁▁▁	1867.016	2138.372	2271.261	1444.527	1408.94	1796.804	1911.861	1211.084	1456.048	1776.049	1305.478	1207.393	1270.845	1385.367	1376.624	970.581	974.806	1199.11	1117.701	791.992	1266.222	1448.791	904.022	561.74	609.487	749.723	873.651	445.132	433.128	555.383	NA	NA	364.411	NA	NA	NA
us-gaap:OperatingLeaseLiabilityCurrent	▁▅▄▇█	7.549	7.834	7.774	7.977	8.083	NA	NA	NA	1.482	NA	NA	NA	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:OtherAccruedLiabilitiesCurrent	█▇▇▆▆▆▇▇▇▇█▇▆▆▄▆▃▄▂▂▂▂▂▂▁▁▁▁▁▁	12.149	11.918	10.912	10.138	9.737	9.353	11.413	10.547	11.476	10.673	12.914	11.987	8.892	10.113	6.723	9.693	5.17	5.788	3.058	3.143	2.817	3.577	2.957	2.601	1.428	1.336	1.57	1.397	1.38	1.236	NA	NA	0.756	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
us-gaap:LongTermDebt		NA	NA	100.0	100.0	100.0	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	1.563	NA	NA	NA
us-gaap:DeferredIncomeTaxLiabilitiesNet	▄	1.78	NA	NA	0.368	8.754	9.169	1.718	0.154	6.943	NA	NA	NA	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:OtherLiabilitiesNoncurrent	██▇▆▆▆▃▄▆█▅▄▁	1.958	1.91	1.812	1.676	1.747	1.668	1.36	1.43	1.723	1.925	1.595	1.424	1.118	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:OperatingLeaseLiabilityNoncurrent	▁▂▃▄▅▇██	67.201	68.661	69.672	71.46	73.299	74.912	76.929	76.347	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA
us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearTwo	▄	9.798	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA
us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearThree	▄	9.594	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA
us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFour	▄	9.392	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA
us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFive	▄	9.067	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA
us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive	▄	41.965	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	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
us-gaap:StockholdersEquity	██▇▆▆▆▅▅▅▅▄▄▃▃▂▂▂▂▂▂▂▂▁▁▁▁▁▁▁▁	476.93	454.609	408.218	386.82	392.908	374.375	331.564	309.459	307.964	286.225	250.937	232.626	212.824	204.548	158.153	148.72	147.613	145.849	125.341	118.647	119.572	120.594	109.789	106.392	107.58	108.866	105.141	89.77	91.134	93.396	NA	NA	-26.592	NA	NA	NA
us-gaap:CommonStockValue	█▇▇▇▇▇▇▇▅▅▅▅▅▅▅▄▄▂▂▂▂▂▂▂▂▂▁▁▁▁	0.055	0.054	0.054	0.054	0.054	0.054	0.054	0.054	0.053	0.053	0.053	0.053	0.053	0.053	0.053	0.052	0.052	0.051	0.051	0.051	0.051	0.051	0.051	0.051	0.051	0.051	0.05	0.05	0.05	0.05	NA	NA	0.032	NA	NA	NA
us-gaap:AdditionalPaidInCapital	█▇▇▆▇▆▆▅▆▅▅▄▇▆▆▅▅▅▅▄▄▄▃▃▃▃▃▁▁▁	241.718	231.208	221.525	209.582	227.907	215.101	212.24	195.566	207.982	196.574	189.473	176.851	219.588	209.791	202.512	193.406	192.837	187.23	181.523	173.158	171.515	167.125	162.481	157.919	155.672	152.529	150.557	128.766	125.255	120.813	NA	NA	0.437	NA	NA	NA
us-gaap:RetainedEarningsAccumulatedDeficit	██▇▇▆▆▅▅▅▅▄▄▂▂▁▁▁▁▁▁▁▁▁▁▁▁▁▁▂▂	235.091	223.208	186.374	176.732	164.272	159.322	119.19	113.723	99.817	89.576	61.55	55.846	-6.678	-5.125	-44.302	-44.733	-45.276	-41.432	-56.233	-54.562	-51.994	-46.582	-52.743	-51.578	-48.143	-43.714	-45.466	-39.046	-34.171	-27.467	NA	NA	-27.061	NA	NA	NA
us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax	▃▃▄▆█▁▃▃▃▂▁▁▁	0.066	0.139	0.265	0.452	0.675	-0.102	0.08	0.116	0.112	0.022	-0.139	-0.124	-0.139	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:AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	███▇▆▅▆▆▅▅▅▅▄▄▄▃▄▃▃▃▂▂▂▂▁▂▂▁▁	16.766	16.663	17.187	15.046	13.699	10.051	13.422	12.718	10.708	9.972	10.795	10.05	9.033	8.017	8.289	7.039	8.4	6.787	7.135	6.185	4.606	5.001	5.056	3.978	2.662	3.715	4.002	3.445	3.464	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
us-gaap:NetCashProvidedByUsedInOperatingActivities	▅█▃▁▄▆▄▂▅▆▄▂▄▅▄▂▃▄▃▁	39.09	66.088	21.239	-1.567	25.86	50.717	27.813	8.265	35.873	44.863	26.952	7.344	28.523	35.175	25.965	8.203	18.645	27.945	13.507	1.883	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA
us-gaap:NetCashProvidedByUsedInInvestingActivities	▄▄▄▅▅▄▃▄▅▄▄▅▅▄▁▄▆▄▂█	10.743	14.55	-4.437	27.564	134.586	-29.636	-120.493	-33.214	30.835	-4.605	-98.631	29.057	100.283	-15.441	-416.868	-7.332	214.047	-85.542	-332.001	462.835	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA
us-gaap:NetCashProvidedByUsedInFinancingActivities	▂▂█▄▂▃▇▂▂▆▄▃▃▄▆▄▂▄▅▁	-298.494	-259.344	820.056	18.26	-302.765	-123.3	693.517	-265.36	-328.14	460.665	92.131	-109.932	-121.143	-1.231	404.531	-6.94	-230.674	76.79	322.753	-473.216	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA
us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	▁▂█▃▂▂▇▁▁▆▃▂▂▅▃▃	-248.661	-178.706	836.858	44.257	-142.319	-102.219	600.837	-290.309	-261.432	500.923	20.452	-73.531	-162.566	348.811	13.628	-6.069	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
us-gaap:AmortizationOfFinancingCosts	▇▇█▃▅▅▅▁	0.044	0.044	0.046	0.037	0.041	0.04	0.04	0.033	NA	NA	NA	NA	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:DeferredIncomeTaxExpenseBenefit	▅▆▅▃▆█▆▄▆█▆▄▅▁▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆	-2.986	2.284	-3.672	-9.268	1.21	8.044	0.931	-7.431	-0.45	8.723	1.67	-5.809	-3.267	-18.51	-0.13	0.037	0.025	0.025	0.024	0.078	0.037	-0.038	0.067	0.084	0.032	0.02	0.019	0.02	0.399	1.181	-0.878	-0.361	-0.436	NA	NA	NA
us-gaap:DepreciationDepletionAndAmortization	███▇▇▇▇▆▇▆▆▆▇▅▅▅▅▄▄▃▃▃▂▂▂▂▂▁▁▁▁▁▁	10.902	10.999	10.836	10.235	10.081	9.571	9.328	8.933	9.351	8.412	8.569	8.232	9.562	7.202	6.765	6.673	6.342	5.582	4.835	4.268	3.998	3.72	3.436	2.719	2.364	2.085	2.229	1.931	1.792	1.62	1.533	1.391	1.426	NA	NA	NA
us-gaap:IncreaseDecreaseInAccountsReceivable	▁█▆▄▃▆▅▄▃▅▆▄▅▅▅▅▄▄▅▄▄▅▅▅▄▄▅▄▄▄▄▄▄	-2.841	3.208	1.482	-0.195	-0.903	1.582	0.505	-0.452	-0.716	0.978	1.357	-0.431	0.216	0.503	0.246	0.529	-0.071	0.097	0.373	0.073	0.025	0.272	0.19	0.238	0.046	0.058	0.26	0.085	-0.052	0.18	-0.144	0.094	0.089	NA	NA	NA
us-gaap:NetCashProvidedByUsedInOperatingActivities	▅█▃▁▄▆▄▂▅▆▄▂▄▅▄▂▃▄▃▁	39.09	66.088	21.239	-1.567	25.86	50.717	27.813	8.265	35.873	44.863	26.952	7.344	28.523	35.175	25.965	8.203	18.645	27.945	13.507	1.883	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA
us-gaap:NetIncomeLoss	▄█▃▄▃█▃▄▄▆▃▃▂█▂▂▁▄▂▂▁▃▂▁▁▂▁▁▁▂▂▂▂▂▂▂	11.883	36.834	9.642	12.46	4.95	40.132	5.467	13.906	10.241	28.026	5.704	9.852	-1.553	39.177	0.431	0.543	-3.844	14.801	-1.671	-2.568	-5.412	6.161	-1.165	-3.435	-4.429	1.752	-6.42	-4.875	-6.704	1.15	-1.512	-0.044	-0.372	2.021	-0.627	-0.405
us-gaap:ProfitLoss	▄▇▃▄▂█▂▄▃▆▃▃▁█▂▂▁▄▁▁	11.883	36.834	9.642	12.46	4.95	40.132	5.467	13.906	10.241	28.026	5.704	9.852	-1.553	39.177	0.431	0.543	-3.844	14.801	-1.671	-2.568	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA
us-gaap:ShareBasedCompensation	███▇▇▅▆▆▅▅▅▅▅▄▄▄▄▄▄▃▃▃▃▃▂▂▃▂▂▂▁▁▁	16.105	16.011	16.659	14.277	13.145	9.516	12.77	12.062	9.928	9.313	10.099	9.425	8.463	7.467	7.818	6.606	8.039	6.247	6.635	5.813	4.351	4.72	4.78	3.712	2.497	3.535	3.854	3.283	3.215	1.365	0.168	0.181	0.131	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
us-gaap:NetCashProvidedByUsedInInvestingActivities	▄▄▄▅▅▄▃▄▅▄▄▅▅▄▁▄▆▄▂█	10.743	14.55	-4.437	27.564	134.586	-29.636	-120.493	-33.214	30.835	-4.605	-98.631	29.057	100.283	-15.441	-416.868	-7.332	214.047	-85.542	-332.001	462.835	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA	NA
us-gaap:PaymentsToAcquirePropertyPlantAndEquipment	▁▂▃▂▂▂▃▅▁▂▃▂█▁▄▂▅▃▅▂▃▃▄▁▂▂▁▂▁▂▁▁▁	1.306	2.11	4.0	2.045	2.0	2.18	4.365	8.033	1.659	2.089	5.104	2.428	12.302	1.376	5.305	2.693	7.422	3.878	7.086	2.952	4.337	4.881	5.277	1.588	2.689	2.166	1.666	2.499	1.713	2.167	1.375	1.412	1.122	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
us-gaap:NetCashProvidedByUsedInFinancingActivities	▂▂█▄▂▃▇▂▂▆▄▃▃▄▆▄▂▄▅▁	-298.494	-259.344	820.056	18.26	-302.765	-123.3	693.517	-265.36	-328.14	460.665	92.131	-109.932	-121.143	-1.231	404.531	-6.94	-230.674	76.79	322.753	-473.216	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

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	2013-06-30
Value	55000.0	54000.0	54000.0	54000.0	54000.0	54000.0	54000.0	54000.0	53000.0	53000.0	53000.0	53000.0	53000.0	53000.0	53000.0	52000.0	52000.0	51000.0	51000.0	51000.0	51000.0	51000.0	51000.0	51000.0	51000.0	51000.0	50000.0	50000.0	50000.0	50000.0	32000.0
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
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

Common Stock Shares Issued

us-gaap:CommonStockSharesIssued

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-06-30
Value	54	54	54	54	53	53	53	53	53	52	52	52	52	52	52	52	51	51	51	51	51	50	50	50	50	50	50	49	49	49	31
Percentage of CommonStockSharesIssued	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

Common Stock Shares Authorized

us-gaap:CommonStockSharesAuthorized

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-06-30
Value	155	155	155	155	155	155	155	155	155	155	155	155	155	155	155	155	155	155	155	155	155	155	155	155	155	155	155	155	155	155	66
Percentage of CommonStockSharesAuthorized	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

Preferred Stock Shares Authorized

us-gaap:PreferredStockSharesAuthorized

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-06-30
Value	5000000.0	5000000.0	5000000.0	5000000.0	5000000.0	5000000.0	5000000.0	5000000.0	5000000.0	5000000.0	5000000.0	5000000.0	5000000.0	5000000.0	5000000.0	5000000.0	5000000.0	5000000.0	5000000.0	5000000.0	5000000.0	5000000.0	5000000.0	5000000.0	5000000.0	5000000.0	5000000.0	5000000.0	5000000.0	5000000.0	0
Percentage of PreferredStockSharesAuthorized	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	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

Common Stock Shares Outstanding

us-gaap:CommonStockSharesOutstanding

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-06-30
Value	54	54	54	54	53	53	53	53	53	52	52	52	52	52	52	52	51	51	51	51	51	50	50	50	50	50	50	49	49	49	31
Percentage of CommonStockSharesOutstanding	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	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:CommonStockSharesOutstanding us-gaap:StatementEquityComponents

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	2013-06-30	2012-06-30	2011-06-30
Value	54	54	54	54	53	53	53	53	53	52	52	52	52	52	52	52	51	51	51	51	51	50	50	50	50	50	50	49	49	49	31	31	37
Percentage of CommonStockSharesOutstanding	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	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

Weighted Average Number Of Diluted Shares Outstanding

us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding

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	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	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	56	56	56	55	55	55	55	55	55	55	55	52	55	54	54	51	54	51	51	51	53	50	50	50	52	49	49	49	44	31	31	31	44	31	31
Percentage of WeightedAverageNumberOfDilutedSharesOutstanding	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	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	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	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	54	54	54	53	53	53	53	53	52	52	52	52	52	52	51	51	51	51	51	51	50	50	50	50	50	49	49	49	44	31	31	31	43	31	31
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

Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount

us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount

Period End	2020-12-31	2020-09-30	2019-12-31	2019-09-30	2018-12-31	2018-03-31	2017-12-31	2017-09-30	2017-03-31	2016-12-31	2016-09-30	2016-03-31	2015-12-31	2015-09-30	2015-03-31	2014-12-31	2014-09-30	2013-12-31	2013-09-30
Value	0.014	0.52	0.018	0.624	0.042	0.028	0.02	0.816	0.155	4.784	4.906	0.158	4.775	5.013	0.334	4.776	5.107	14	14
Percentage of AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecurities

pcty:MarketShareUnits

Period End	2020-09-30
Value	0.058
Percentage of AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	11.2

us-gaap:RestrictedStockUnitsRSU

Period End	2021-03-31	2020-12-31	2020-09-30	2020-03-31	2019-12-31	2019-09-30	2019-03-31	2018-12-31	2018-09-30	2018-03-31	2017-12-31	2017-09-30	2017-03-31	2016-12-31	2016-09-30	2016-03-31	2015-12-31	2015-09-30	2015-03-31	2014-12-31	2014-09-30
Value	0.001	0.014	0.462	0.006	0.003	0.624	0.018	0.025	0.687	0.028	0.005	0.816	0.01	1.501	1.522	0.011	0.989	1.002	0.006	0.377	0.48
Percentage of AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	0.0	100.0	88.8	0.0	16.7	100.0	0.0	59.5	0.0	100.0	25.0	100.0	6.5	31.4	31.0	7.0	20.7	20.0	1.8	7.9	9.4

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
Value	0.21	0.68	0.18	0.23	0.09	0.75	0.1	0.26	0.19	0.53	0.11	0.19	-0.03	0.74	0.01	0.01	-0.07	0.29	-0.03	-0.05	-0.11	0.12	-0.02	-0.07	-0.09	0.03	-0.13	-0.1	-0.14	0.01	-0.07	-0.03	-0.03	0.03
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

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
Value	0.21	0.65	0.17	0.22	0.09	0.72	0.1	0.25	0.18	0.51	0.1	0.18	-0.03	0.71	0.01	0.01	-0.07	0.27	-0.03	-0.05	-0.11	0.12	-0.02	-0.07	-0.09	0.03	-0.13	-0.1	-0.14	0.01	-0.07	-0.03	-0.03	0.03
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

Allocated Share Based Compensation Expense

us-gaap:AllocatedShareBasedCompensationExpense

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2013-03-31
Value	16	16	16	14	13	9.516	12	12	9.928	9.313	10	9.425	8.463	7.467	7.818	6.606	8.039	6.247	6.635	5.813	4.351	4.72	4.78	3.712	2.497	3.535	3.854	3.283	3.215	1.365	0.168	0.181	0.131	0.13
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
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax	0.0	8.7	11.5	10.6	10.1	5.7	10.0	9.9	8.2	7.0	9.8	9.7	8.8	6.6	9.1	8.1	10.6	6.9	9.7	8.9	7.3	6.7	8.7	8.2	6.2	7.5	11.2	10.6	11.2	4.0	0.7	0.8	0.6	0.5

us-gaap:AllocatedShareBasedCompensationExpense us-gaap:IncomeStatementLocation

us-gaap:CostOfSales

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	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	1.914	1.972	1.969	1.832	1.58	1.362	1.446	1.249	1.293	1.192	1.304	1.238
Percentage of AllocatedShareBasedCompensationExpense	11.9	12.3	11.8	12.8	12.0	14.3	11.3	10.4	13.0	12.8	12.9	13.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax	0.0	1.1	1.4	1.4	1.2	0.8	1.1	1.0	1.1	0.9	1.3	1.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:CostOfSales	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: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
Value	7.694	7.499	7.987	6.335	6.181	2.789	6.177	5.567	5.2	5.035	5.335	5.212	4.815	3.918	3.557	2.803	5.14	2.93	3.122	2.65	1.93	2.017	2.008	1.603	0.979	1.172	1.259	1.225	1.439	0.841	0.168	0.181	0.131	0.13
Percentage of AllocatedShareBasedCompensationExpense	47.8	46.8	47.9	44.4	47.0	29.3	48.4	46.2	52.4	54.1	52.8	55.3	56.9	52.5	45.5	42.4	63.9	46.9	47.1	45.6	44.4	42.7	42.0	43.2	39.2	33.2	32.7	37.3	44.8	61.6	100.0	100.0	100.0	100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax	0.0	4.1	5.5	4.7	4.7	1.7	4.8	4.6	4.3	3.8	5.2	5.4	5.0	3.5	4.1	3.4	6.8	3.2	4.5	4.1	3.2	2.9	3.6	3.6	2.4	2.5	3.7	3.9	5.0	2.5	0.7	0.8	0.6	0.5
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:GeneralAndAdministrativeExpense	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	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:ResearchAndDevelopmentExpense

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31
Value	2.622	2.602	2.738	2.23	2.237	1.899	1.768	1.278	1.3	1.287	1.46	1.278	1.006	0.926	0.945	0.871	0.625	0.797	0.87	0.794	0.649	0.756	0.815	0.569	0.432	0.717	0.849	0.535	0.476	0.139
Percentage of AllocatedShareBasedCompensationExpense	16.3	16.3	16.4	15.6	17.0	20.0	13.8	10.6	13.1	13.8	14.5	13.6	11.9	12.4	12.1	13.2	7.8	12.8	13.1	13.7	14.9	16.0	17.1	15.3	17.3	20.3	22.0	16.3	14.8	10.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax	0.0	1.4	1.9	1.7	1.7	1.1	1.4	1.0	1.1	1.0	1.4	1.3	1.0	0.8	1.1	1.1	0.8	0.9	1.3	1.2	1.1	1.1	1.5	1.3	1.1	1.5	2.5	1.7	1.7	0.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:ResearchAndDevelopmentExpense	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	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:SellingAndMarketingExpense

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31
Value	3.875	3.938	3.965	3.88	3.147	3.466	3.379	3.968	2.135	1.799	2.0	1.697	1.615	1.537	2.205	1.938	1.407	1.672	1.683	1.525	1.128	1.195	1.205	0.913	0.608	0.861	0.894	0.884	0.59	0.175
Percentage of AllocatedShareBasedCompensationExpense	24.1	24.6	23.8	27.2	23.9	36.4	26.5	32.9	21.5	19.3	19.8	18.0	19.1	20.6	28.2	29.3	17.5	26.8	25.4	26.2	25.9	25.3	25.2	24.6	24.3	24.4	23.2	26.9	18.4	12.8
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax	0.0	2.1	2.7	2.9	2.4	2.1	2.6	3.3	1.8	1.3	1.9	1.7	1.7	1.4	2.6	2.4	1.8	1.9	2.5	2.3	1.9	1.7	2.2	2.0	1.5	1.8	2.6	2.8	2.1	0.5
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:SellingAndMarketingExpense	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	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:RetirementPlanType

pcty:DeferredCompensationShareBasedPaymentsModifiedAgreement

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30
Value	1.863	1.776	1.924	0.86
Percentage of AllocatedShareBasedCompensationExpense	11.6	11.1	11.5	6.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax	0.0	1.0	1.3	0.6
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax pcty:DeferredCompensationShareBasedPaymentsModifiedAgreement	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
Value	11	36	9.455	12	5.727	39	5.431	13	10	28	5.689	9.867	-1.521	39	0.326	0.538	-3.844	14	-1.671	-2.568
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
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax	0.0	19.8	6.5	9.1	4.4	23.9	4.2	11.4	8.6	21.1	5.5	10.2	-1.6	34.5	0.4	0.7	-5.1	16.4	-2.4	-3.9

Cost Of Goods And Services Sold

us-gaap:CostOfGoodsAndServicesSold

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2013-03-31
Value	59	57	53	49	45	48	45	42	40	39	38	35	38	38	36	34	33	32	30	28	26	27	24	20	18	19	18	15	15	14	13	11	10	10
Percentage of CostOfGoodsAndServicesSold	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	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 RevenueFromContractWithCustomerExcludingAssessedTax	0.0	31.0	36.8	36.6	35.1	28.8	35.5	35.0	33.3	29.8	37.1	37.1	40.1	34.1	42.8	42.9	43.6	35.5	44.3	43.6	44.4	38.6	43.7	44.8	45.3	40.8	52.6	49.7	52.7	44.2	55.7	52.5	53.7	44.7

Cost Of Revenue

us-gaap:CostOfRevenue

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2013-03-31
Value	59	57	53	49	45	48	45	42	40	39	38	35	38	38	36	34	33	32	30	28	26	27	24	20	18	19	18	15	15	14	13	11	10	10
Percentage of CostOfRevenue	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	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 RevenueFromContractWithCustomerExcludingAssessedTax	0.0	31.0	36.8	36.6	35.1	28.8	35.5	35.0	33.3	29.8	37.1	37.1	40.1	34.1	42.8	42.9	43.6	35.5	44.3	43.6	44.4	38.6	43.7	44.8	45.3	40.8	52.6	49.7	52.7	44.2	55.7	52.5	53.7	44.7

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
Value	32	31	29	26	27	22	28	26	25	23	22	22	25	19	18	15	18	15	14	13	13	12	11	10	8.756	8.559	8.061	7.448	7.254	5.587	5.228	3.911	3.357	2.928
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
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax	0.0	16.8	20.2	19.8	21.4	13.4	22.0	21.9	21.4	17.4	22.1	23.7	26.8	17.0	21.1	19.6	23.9	16.7	21.8	21.3	22.0	18.0	20.4	23.2	21.9	18.1	23.5	23.9	25.3	16.5	21.9	17.5	16.6	12.2

Gross Profit

us-gaap:GrossProfit

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	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	108	128	92	86	84	123	86	84	80	99	69	64	57	74	49	46	42	58	38	36	33	43	31	24	21	27	16	15	13	18	10	10	9.386	13	7.663	7.307
Percentage of GrossProfit	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	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 RevenueFromContractWithCustomerExcludingAssessedTax	0.0	69.6	63.8	64.1	64.9	73.9	67.9	69.0	66.7	74.8	67.3	66.6	59.9	65.9	57.2	57.1	56.4	64.5	55.7	56.4	55.6	61.4	56.3	55.2	54.7	59.2	47.4	50.3	47.3	55.8	44.3	47.5	46.3	55.3	44.6	46.2

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

us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30
Value	9.004	38	5.972	3.192	6.069	48	6.399	6.474	9.876	36	7.373	4.045	-4.827	20	0.274	0.624	-3.357	14	-1.639	-2.468	-5.378	6.118	-1.08	-3.334	-4.39	1.756	-6.386	-4.847
Percentage of IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax	0.0	21.1	4.1	2.4	4.6	28.8	5.0	5.3	8.2	27.6	7.2	4.2	-5.0	18.2	0.3	0.8	-4.4	16.4	-2.4	-3.8	-9.0	8.7	-2.0	-7.4	-11.0	3.7	-18.6	-15.6

Income Tax Expense Benefit

us-gaap:IncomeTaxExpenseBenefit

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2013-03-31
Value	-2.879	2.102	-3.67	-9.268	1.119	8.044	0.932	-7.432	-0.365	8.726	1.669	-5.807	-3.274	-18.497	-0.157	0.081	0.487	0.032	0.032	0.1	0.034	-0.043	0.085	0.101	0.039	0.004	0.034	0.028	0.452	1.042	-0.877	-0.362	-0.496	0.575
Percentage of IncomeTaxExpenseBenefit	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax	0.0	1.1	-2.5	-6.9	0.9	4.8	0.7	-6.1	-0.3	6.5	1.6	-6.0	-3.4	-16.3	-0.2	0.1	0.6	0.0	0.0	0.2	0.1	-0.1	0.2	0.2	0.1	0.0	0.1	0.1	1.6	3.1	-3.7	-1.6	-2.4	2.4

Income Taxes Paid Net

us-gaap:IncomeTaxesPaidNet

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31
Value	86000.0	-112000.0	9000.0	-119000.0	60000.0	5000.0	8000.0	11000.0	37000.0	18000.0	6000.0	351000.0	-70000.0	-43000.0	7000.0	53000.0	-13000.0	15000.0	10000.0	16000.0	-17000.0	-2000.0	6000.0	16000.0	134000.0	2000.0
Percentage of IncomeTaxesPaidNet	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	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 RevenueFromContractWithCustomerExcludingAssessedTax	0.0	-0.1	0.0	-0.1	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.4	-0.1	-0.0	0.0	0.1	-0.0	0.0	0.0	0.0	-0.0	-0.0	0.0	0.0	0.3	0.0

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
Value	50000.0	236000.0	273000.0	311000.0	323000.0	62000.0
Percentage of InterestPaidNet	100.0	100.0	100.0	100.0	100.0	100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax	0.0	0.1	0.2	0.2	0.2	0.0

Net Income Loss

us-gaap:NetIncomeLoss

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2013-03-31	2012-12-31	2012-09-30
Value	11	36	9.642	12	4.95	40	5.467	13	10	28	5.704	9.852	-1.553	39	0.431	0.543	-3.844	14	-1.671	-2.568	-5.412	6.161	-1.165	-3.435	-4.429	1.752	-6.42	-4.875	-6.704	1.15	-1.512	-0.044	-0.372	2.021	-0.627	-0.405
Percentage of NetIncomeLoss	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax	0.0	19.9	6.6	9.2	3.8	24.0	4.3	11.4	8.5	21.0	5.6	10.2	-1.6	34.5	0.5	0.7	-5.1	16.4	-2.4	-3.9	-9.0	8.7	-2.1	-7.6	-11.1	3.7	-18.7	-15.7	-23.4	3.4	-6.3	-0.2	-1.8	8.4	-3.6	-2.6

us-gaap:NetIncomeLoss us-gaap:StatementEquityComponents

us-gaap:RetainedEarnings

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30
Value	11	36	9.642	12	4.95	40	5.467	13	10	28	5.704	9.852	-1.553	39	0.431	0.543	-3.844	14	-1.671	-2.568	-5.412	6.161	-1.165	-3.435	-4.429	1.752	-6.42	-4.875	-6.704
Percentage of NetIncomeLoss	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax	0.0	19.9	6.6	9.2	3.8	24.0	4.3	11.4	8.5	21.0	5.6	10.2	-1.6	34.5	0.5	0.7	-5.1	16.4	-2.4	-3.9	-9.0	8.7	-2.1	-7.6	-11.1	3.7	-18.7	-15.7	-23.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:RetainedEarnings	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0

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	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2013-03-31
Value	11	36	9.642	12	4.95	40	5.467	13	10	28	5.704	9.852	-1.553	39	0.431	0.543	-3.844	14	-1.671	-2.568	-4.429	1.752	-6.42	-4.875	-6.704	0.43	-2.293	-0.825	-1.099	1.294
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
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax	0.0	19.9	6.6	9.2	3.8	24.0	4.3	11.4	8.5	21.0	5.6	10.2	-1.6	34.5	0.5	0.7	-5.1	16.4	-2.4	-3.9	-11.1	3.7	-18.7	-15.7	-23.4	1.3	-9.6	-3.7	-5.4	5.4

Nonoperating Income Expense

us-gaap:NonoperatingIncomeExpense

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2013-03-31
Value	-96000.0	-207000.0	-379000.0	-257000.0	-247000.0	435000.0	285000.0	474000.0	667000.0	540000.0	346000.0	269000.0	337000.0	215000.0	141000.0	109000.0	77000.0	-47000.0	4000.0	39000.0	-338000.0	-83000.0	214000.0	83000.0	-126000.0	51000.0	80000.0	49000.0	54000.0	59000.0	22000.0	28000.0	1000.0	-8000.0
Percentage of NonoperatingIncomeExpense	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	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 RevenueFromContractWithCustomerExcludingAssessedTax	0.0	-0.1	-0.3	-0.2	-0.2	0.3	0.2	0.4	0.6	0.4	0.3	0.3	0.3	0.2	0.2	0.1	0.1	-0.1	0.0	0.1	-0.6	-0.1	0.4	0.2	-0.3	0.1	0.2	0.2	0.2	0.2	0.1	0.1	0.0	-0.0

Operating Expenses

us-gaap:OperatingExpenses

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2013-03-31
Value	99	89	86	82	78	75	80	78	71	63	62	60	63	54	49	46	46	43	39	39	38	37	32	28	26	26	22	20	19	16	12	11	10	10
Percentage of OperatingExpenses	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax	0.0	48.4	59.4	61.5	60.0	45.4	63.2	64.1	59.0	47.7	60.5	62.7	65.2	47.9	57.0	56.5	60.9	48.0	58.1	60.2	64.0	52.7	58.7	62.8	65.4	55.6	66.3	66.1	69.3	49.5	54.4	49.4	50.6	44.4

Operating Income Loss

us-gaap:OperatingIncomeLoss

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	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	9.1	39	6.351	3.449	6.316	47	6.114	6.0	9.209	36	7.027	3.776	-5.164	20	0.133	0.515	-3.434	14	-1.643	-2.507	-5.04	6.201	-1.294	-3.417	-4.264	1.705	-6.466	-4.896	-6.306	2.133	-2.411	-0.434	-0.869	2.604	-1.088	-0.616
Percentage of OperatingIncomeLoss	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	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 RevenueFromContractWithCustomerExcludingAssessedTax	0.0	21.2	4.4	2.6	4.8	28.6	4.8	4.9	7.7	27.2	6.8	3.9	-5.3	18.0	0.2	0.6	-4.5	16.5	-2.4	-3.9	-8.4	8.8	-2.3	-7.6	-10.7	3.6	-18.8	-15.7	-22.0	6.3	-10.1	-1.9	-4.3	10.8	-6.3	-3.9

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

us-gaap:OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax

Period End	2020-12-31
Value	1000.0
Percentage of OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax	100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax	0.0

us-gaap:OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax us-gaap:StatementEquityComponents

us-gaap:AccumulatedOtherComprehensiveIncome

Period End	2020-12-31
Value	1000.0
Percentage of OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax	100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax	0.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:AccumulatedOtherComprehensiveIncome	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
Value	11	36	9.642	12	4.95	40	5.467	13	10	28	5.704	9.852	-1.553	39	0.431	0.543	-3.844	14	-1.671	-2.568
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
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax	0.0	19.9	6.6	9.2	3.8	24.0	4.3	11.4	8.5	21.0	5.6	10.2	-1.6	34.5	0.5	0.7	-5.1	16.4	-2.4	-3.9

Research And Development Expense

us-gaap:ResearchAndDevelopmentExpense

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2013-03-31
Value	20	18	19	18	17	15	15	14	13	12	12	11	10	9.058	9.274	8.895	7.606	6.969	7.222	7.301	7.749	6.759	6.799	5.429	5.513	5.053	5.271	4.027	3.609	2.443	2.347	1.956	1.919	1.852
Percentage of ResearchAndDevelopmentExpense	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	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 RevenueFromContractWithCustomerExcludingAssessedTax	0.0	10.0	13.3	13.8	13.3	9.3	12.0	11.8	11.2	9.5	12.5	11.8	10.8	8.0	10.8	10.9	10.0	7.7	10.5	11.2	12.9	9.6	12.3	12.0	13.8	10.7	15.4	12.9	12.6	7.2	9.8	8.7	9.5	7.7

Revenue From Contract With Customer Excluding Assessed Tax

us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	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	166	184	145	134	130	167	127	121	120	133	102	97	96	113	86	81	76	90	68	65	59	70	55	45	40	47	34	31	28	33	23	22	20	24	17	15
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	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 RevenueFromContractWithCustomerExcludingAssessedTax	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	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:RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:ProductOrService

pcty:NonrecurringFees

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	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	5.736	6.216	4.932	5.183	5.602	5.829	4.418	4.096	3.713	3.379	2.464	1.241	3.653	4.831	2.929	2.589
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax	3.4	3.4	3.4	3.8	4.3	3.5	3.5	3.4	3.1	2.5	2.4	1.3	3.8	4.3	3.4	3.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax	3.4	3.4	3.4	3.8	4.3	3.5	3.5	3.4	3.1	2.5	2.4	1.3	3.8	4.3	3.4	3.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax pcty:NonrecurringFees	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

pcty:RecurringFees

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	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	160	178	140	129	123	161	123	117	110	129	100	95	89	105	81	77
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax	96.6	96.6	96.6	96.2	94.7	96.5	96.5	96.6	92.2	97.5	97.6	98.7	93.1	93.3	94.5	94.8
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax	96.6	96.6	96.6	96.2	94.7	96.5	96.5	96.6	92.2	97.5	97.6	98.7	93.1	93.3	94.5	94.8
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax pcty:RecurringFees	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

Revenues

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
Value	167	186	146	135	130	171	132	126	120	139	107	100	96	113	86	81	76	90	68	65	59	70	55	45	40	47	34	31	28	33	23	22	20	24	17	15
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
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax	100.6	100.6	100.6	100.7	100.0	102.7	103.4	104.0	100.0	104.6	104.3	103.6	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

Selling And Marketing Expense

us-gaap:SellingAndMarketingExpense

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2013-03-31
Value	46	40	37	37	33	37	37	36	31	27	26	26	26	26	21	21	20	21	17	18	17	17	14	12	11	12	9.401	9.078	8.986	8.678	5.423	5.189	4.979	5.888
Percentage of SellingAndMarketingExpense	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	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 RevenueFromContractWithCustomerExcludingAssessedTax	27.8	21.7	26.0	27.9	25.3	22.6	29.1	30.3	26.5	20.8	25.9	27.2	27.6	22.9	25.1	26.0	27.0	23.5	25.8	27.7	29.0	25.1	26.0	27.6	29.7	26.8	27.4	29.2	31.4	25.7	22.7	23.2	24.6	24.5

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	2013-06-30
Value	2414	2663	2850	2004	1985	2256	2323	1598	1803	2094	1580	1464	1507	1610	1549	1134	1137	1354	1252	915	1390	1574	1017	671	720	862	982	538	528	651	377
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
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

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	2013-06-30
Value	1937	2208	2442	1618	1592	1882	1991	1289	1495	1808	1329	1231	1294	1406	1391	985	989	1209	1127	796	1271	1454	908	565	612	753	877	448	437	558	367
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
Percentage of Assets	80.3	82.9	85.7	80.7	80.2	83.4	85.7	80.6	82.9	86.3	84.1	84.1	85.9	87.3	89.8	86.9	87.0	89.2	90.0	87.0	91.4	92.3	89.2	84.2	85.1	87.4	89.3	83.3	82.7	85.7	97.4

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	2013-06-30
Value	2414	2663	2850	2004	1985	2256	2323	1598	1803	2094	1580	1464	1507	1610	1549	1134	1137	1354	1252	915	1390	1574	1017	671	720	862	982	538	528	651	377
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
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

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	2013-06-30	2012-06-30	2011-06-30
Value	476	454	408	386	392	374	331	309	307	286	250	232	212	204	158	148	147	145	125	118	119	120	109	106	107	108	105	89	91	93	-26.592	-27.646	-2.254
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
Percentage of Assets	19.7	17.1	14.3	19.3	19.8	16.6	14.3	19.4	17.1	13.7	15.9	15.9	14.1	12.7	10.2	13.1	13.0	10.8	10.0	13.0	8.6	7.7	10.8	15.8	14.9	12.6	10.7	16.7	17.3	14.3	-7.0	0.0	0.0

us-gaap:StockholdersEquity us-gaap:StatementEquityComponents

us-gaap:AccumulatedOtherComprehensiveIncome

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30
Value	0.066	0.139	0.265	0.452	0.675	-0.102	0.08	0.116	0.112	0.022	-0.139	-0.124	-0.139	-0.171	-0.11	-0.005
Percentage of StockholdersEquity	0.0	0.0	0.1	0.1	0.2	-0.0	0.0	0.0	0.0	0.0	-0.1	-0.1	-0.1	-0.1	-0.1	-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
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

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	2013-06-30	2011-06-30
Value	241	231	221	209	227	215	212	195	207	196	189	176	219	209	202	193	192	187	181	173	171	167	162	157	155	152	150	128	125	120	0.437	4.304
Percentage of StockholdersEquity	50.7	50.9	54.3	54.2	58.0	57.5	64.0	63.2	67.5	68.7	75.5	76.0	103.2	102.6	128.0	130.0	130.6	128.4	144.8	145.9	143.4	138.6	148.0	148.4	144.7	140.1	143.2	143.4	137.4	129.4	-1.6	-190.9
Percentage of Assets	10.0	8.7	7.8	10.5	11.5	9.5	9.1	12.2	11.5	9.4	12.0	12.1	14.6	13.0	13.1	17.1	17.0	13.8	14.5	18.9	12.3	10.6	16.0	23.5	21.6	17.7	15.3	23.9	23.7	18.5	0.1	0.0
Percentage of Assets us-gaap:AdditionalPaidInCapital	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0

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	2013-06-30	2012-06-30	2011-06-30
Value	0.055	0.054	0.054	0.054	0.054	0.054	0.054	0.054	0.053	0.053	0.053	0.053	0.053	0.053	0.053	0.052	0.052	0.051	0.051	0.051	0.051	0.051	0.051	0.051	0.051	0.051	0.05	0.05	0.05	0.05	0.032	0.032	0.038
Percentage of StockholdersEquity	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	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	-0.1	-0.1	-1.7
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
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

us-gaap:RetainedEarnings

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-06-30	2012-06-30	2011-06-30
Value	235	223	186	176	164	159	119	113	99	89	61	55	-6.678	-5.125	-44.302	-44.733	-45.276	-41.432	-56.233	-54.562	-51.994	-46.582	-52.743	-51.578	-48.143	-43.714	-45.466	-39.046	-34.171	-27.467	-27.061	-27.678	-6.596
Percentage of StockholdersEquity	49.3	49.1	45.7	45.7	41.8	42.6	35.9	36.7	32.4	31.3	24.5	24.0	-3.1	-2.5	-28.0	-30.1	-30.7	-28.4	-44.9	-46.0	-43.5	-38.6	-48.0	-48.5	-44.8	-40.2	-43.2	-43.5	-37.5	-29.4	101.8	100.1	292.6
Percentage of Assets	9.7	8.4	6.5	8.8	8.3	7.1	5.1	7.1	5.5	4.3	3.9	3.8	-0.4	-0.3	-2.9	-3.9	-4.0	-3.1	-4.5	-6.0	-3.7	-3.0	-5.2	-7.7	-6.7	-5.1	-4.6	-7.2	-6.5	-4.2	-7.2	0.0	0.0
Percentage of Assets us-gaap:RetainedEarnings	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0

Assets Current

us-gaap:AssetsCurrent

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-06-30
Value	2032	2298	2495	1673	1663	1957	2034	1325	1596	1908	1397	1286	1378	1497	1466	1055	1062	1287	1188	857	1335	1521	969	628	678	831	952	509	500	635	366
Percentage of AssetsCurrent	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0
Percentage of Assets	84.2	86.3	87.5	83.4	83.8	86.8	87.6	82.9	88.5	91.1	88.4	87.9	91.4	93.0	94.7	93.1	93.4	95.0	94.8	93.6	96.0	96.6	95.3	93.5	94.2	96.4	96.9	94.6	94.7	97.5	97.0

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	2012-06-30	2011-06-30
Value	202	175	218	221	250	114	75	100	132	90	84	63	137	129	111	97	103	101	82	77	86	89	79	78	81	93	89	72	78	88	2.829	5.299	7.594	8.537	9.031	7.99
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
Percentage of Assets	8.4	6.6	7.7	11.0	12.6	5.1	3.3	6.3	7.3	4.3	5.3	4.3	9.1	8.0	7.2	8.6	9.1	7.5	6.6	8.5	6.2	5.7	7.8	11.7	11.3	10.8	9.1	13.5	14.9	13.7	0.0	0.0	2.0	0.0	0.0	0.0

us-gaap:CashAndCashEquivalentsAtCarryingValue us-gaap:FairValueByFairValueHierarchyLevel

us-gaap:FairValueInputsLevel1

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	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	202	175	218	221	250	90	50	80	116	64	79	60	137
Percentage of CashAndCashEquivalentsAtCarryingValue	100.0	100.0	100.0	100.0	100.0	79.4	66.9	80.0	87.9	71.4	94.3	94.6	100.0
Percentage of Assets	8.4	6.6	7.7	11.0	12.6	4.0	2.2	5.0	6.5	3.1	5.0	4.1	9.1
Percentage of Assets us-gaap:FairValueInputsLevel1	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0

Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2016-06-30
Value	1945	2194	2373	1536	1492	1634	1736	1135	1426	1687	84	63	137	1402	111	97	103	1326
Percentage of CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0
Percentage of Assets	80.6	82.4	83.2	76.6	75.1	72.4	74.7	71.1	79.1	80.6	5.3	4.3	9.1	87.1	7.2	8.6	9.1	95.4

Accounts Receivable Net Current

us-gaap:AccountsReceivableNetCurrent

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-06-30
Value	6267000.0	9211000.0	6118000.0	4672000.0	4923000.0	5761000.0	4348000.0	3906000.0	4358000.0	5137000.0	4267000.0	2992000.0	3453000.0	3384000.0	2739000.0	2565000.0	2040000.0	2177000.0	2067000.0	1757000.0	1681000.0	1725000.0	1468000.0	1328000.0	1115000.0	1070000.0	1030000.0	799000.0	756000.0	791000.0	740000.0
Percentage of AccountsReceivableNetCurrent	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	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	0.3	0.3	0.2	0.2	0.2	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	0.1	0.1	0.1	0.2	0.2	0.1	0.1	0.1	0.1	0.1	0.2

Prepaid Expense And Other Assets Current

us-gaap:PrepaidExpenseAndOtherAssetsCurrent

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-06-30
Value	15	14	15	15	13	13	12	13	13	21	12	14	11	16	7.456	13	14	13	11	6.432	7.409	7.059	5.521	5.051	4.416	4.844	2.978	3.072	2.694	3.16	1.875
Percentage of PrepaidExpenseAndOtherAssetsCurrent	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	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	0.7	0.5	0.5	0.8	0.7	0.6	0.6	0.9	0.8	1.0	0.8	1.0	0.8	1.1	0.5	1.2	1.3	1.0	0.9	0.7	0.5	0.4	0.5	0.8	0.6	0.6	0.3	0.6	0.5	0.5	0.5

Property Plant And Equipment Gross

us-gaap:PropertyPlantAndEquipmentGross

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-06-30
Value	122	123	121	121	118	116	115	114	108	102	97	93	90	83	79	72	66	58	55	48	45	42	37	33	31	31	29	26	24	22	16
Percentage of PropertyPlantAndEquipmentGross	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0
Percentage of Assets	5.1	4.6	4.3	6.0	5.9	5.2	5.0	7.1	6.0	4.9	6.2	6.4	6.0	5.2	5.1	6.4	5.8	4.3	4.4	5.3	3.3	2.7	3.6	5.0	4.3	3.6	3.0	5.0	4.7	3.5	4.5

us-gaap:PropertyPlantAndEquipmentGross us-gaap:PropertyPlantAndEquipmentByType

pcty:TimeClocksRentedByClients

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-06-30
Value	5.399	5.124	4.722	4.927	4.967	4.907	4.893	4.755	4.679	4.617	4.619	4.508	4.534	4.551	4.489	4.318	4.24	4.352	4.349	4.202	4.046	3.914	3.729	3.318	3.217	3.014	2.698	2.46	2.36	2.328	1.649
Percentage of PropertyPlantAndEquipmentGross	4.4	4.1	3.9	4.1	4.2	4.2	4.2	4.2	4.3	4.5	4.7	4.8	5.0	5.4	5.7	5.9	6.4	7.4	7.8	8.6	8.9	9.2	10.1	9.9	10.3	9.7	9.2	9.2	9.5	10.2	9.8
Percentage of Assets	0.2	0.2	0.2	0.2	0.3	0.2	0.2	0.3	0.3	0.2	0.3	0.3	0.3	0.3	0.3	0.4	0.4	0.3	0.3	0.5	0.3	0.2	0.4	0.5	0.4	0.3	0.3	0.5	0.4	0.4	0.4
Percentage of Assets pcty:TimeClocksRentedByClients	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	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:ComputerEquipment

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-06-30
Value	45	47	45	44	42	42	42	41	36	33	33	31	29	28	27	26	24	23	22	19	18	16	15	13	11	11	11	9.31	7.726	6.874	4.665
Percentage of PropertyPlantAndEquipmentGross	37.1	38.1	37.7	37.1	36.4	36.4	36.6	36.1	33.9	33.1	34.3	33.6	32.8	34.1	34.9	36.7	36.9	40.3	41.1	39.0	40.1	38.9	42.0	38.9	37.8	38.4	37.7	34.7	31.1	30.2	27.7
Percentage of Assets	1.9	1.8	1.6	2.2	2.2	1.9	1.8	2.6	2.0	1.6	2.1	2.1	2.0	1.8	1.8	2.4	2.1	1.7	1.8	2.1	1.3	1.0	1.5	1.9	1.6	1.4	1.1	1.7	1.5	1.1	1.2
Percentage of Assets us-gaap:ComputerEquipment	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	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:ComputerSoftwareIntangibleAsset

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-06-30
Value	6.641	6.627	6.627	6.585	6.609	6.603	6.638	6.399	6.332	6.31	6.231	6.181	5.965	5.221	5.008	4.88	4.954	5.783	5.581	5.263	5.059	5.112	5.094	5.435	5.218	5.198	5.133	4.978	4.963	4.74	3.791
Percentage of PropertyPlantAndEquipmentGross	5.4	5.4	5.4	5.4	5.6	5.7	5.7	5.6	5.8	6.2	6.4	6.6	6.6	6.2	6.3	6.7	7.5	9.9	10.0	10.8	11.2	12.1	13.7	16.2	16.7	16.7	17.5	18.5	20.0	20.8	22.5
Percentage of Assets	0.3	0.2	0.2	0.3	0.3	0.3	0.3	0.4	0.4	0.3	0.4	0.4	0.4	0.3	0.3	0.4	0.4	0.4	0.4	0.6	0.4	0.3	0.5	0.8	0.7	0.6	0.5	0.9	0.9	0.7	1.0
Percentage of Assets us-gaap:ComputerSoftwareIntangibleAsset	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	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:FurnitureAndFixtures

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-06-30
Value	13	13	13	13	12	12	12	12	11	10	10	10	10	8.837	8.821	7.57	7.547	5.49	5.49	4.815	4.308	3.954	3.032	2.526	2.423	2.35	2.351	2.357	2.317	2.093	1.433
Percentage of PropertyPlantAndEquipmentGross	10.7	10.6	10.8	10.9	10.8	10.9	11.0	11.2	10.9	10.5	10.9	11.0	11.4	10.6	11.2	10.4	11.4	9.4	9.9	9.9	9.5	9.3	8.2	7.5	7.8	7.6	8.0	8.8	9.3	9.2	8.5
Percentage of Assets	0.5	0.5	0.5	0.7	0.6	0.6	0.5	0.8	0.7	0.5	0.7	0.7	0.7	0.5	0.6	0.7	0.7	0.4	0.4	0.5	0.3	0.3	0.3	0.4	0.3	0.3	0.2	0.4	0.4	0.3	0.4
Percentage of Assets us-gaap:FurnitureAndFixtures	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	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:LeaseholdImprovements

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-06-30
Value	46	46	46	46	46	45	44	44	44	42	38	36	36	32	29	25	21	15	13	12	11	10	7.23	7.13	6.639	6.727	6.39	6.106	6.059	5.308	3.917
Percentage of PropertyPlantAndEquipmentGross	38.2	37.6	38.2	38.5	39.1	38.9	38.6	39.1	40.9	41.4	39.1	39.7	40.1	39.0	37.1	35.1	32.4	26.9	24.9	26.2	24.7	24.7	19.5	21.3	21.3	21.6	21.8	22.7	24.4	23.3	23.3
Percentage of Assets	1.9	1.7	1.6	2.3	2.3	2.0	1.9	2.8	2.5	2.0	2.4	2.5	2.4	2.0	1.9	2.3	1.9	1.2	1.1	1.4	0.8	0.7	0.7	1.1	0.9	0.8	0.7	1.1	1.1	0.8	1.0
Percentage of Assets us-gaap:LeaseholdImprovements	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	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:OfficeEquipment

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-06-30
Value	5.211	5.208	4.859	4.843	4.619	4.491	4.49	4.497	4.406	4.439	4.505	3.965	3.743	3.88	3.797	3.79	3.591	3.538	3.538	2.749	2.528	2.475	2.409	2.09	1.875	1.837	1.716	1.631	1.449	1.413	1.35
Percentage of PropertyPlantAndEquipmentGross	4.3	4.2	4.0	4.0	3.9	3.9	3.9	3.9	4.1	4.3	4.6	4.3	4.1	4.6	4.8	5.2	5.4	6.0	6.3	5.6	5.6	5.8	6.5	6.2	6.0	5.9	5.8	6.1	5.8	6.2	8.0
Percentage of Assets	0.2	0.2	0.2	0.2	0.2	0.2	0.2	0.3	0.2	0.2	0.3	0.3	0.2	0.2	0.2	0.3	0.3	0.3	0.3	0.3	0.2	0.2	0.2	0.3	0.3	0.2	0.2	0.3	0.3	0.2	0.4
Percentage of Assets us-gaap:OfficeEquipment	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0

Accumulated Depreciation Depletion And Amortization Property Plant And Equipment

us-gaap:AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-06-30
Value	62	61	57	54	51	47	44	41	38	37	34	31	28	33	30	27	25	24	22	20	18	17	15	16	15	15	14	12	11	10	8.255
Percentage of AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0
Percentage of Assets	2.6	2.3	2.0	2.7	2.6	2.1	1.9	2.6	2.1	1.8	2.2	2.1	1.9	2.1	2.0	2.5	2.2	1.8	1.8	2.2	1.3	1.1	1.6	2.4	2.1	1.8	1.4	2.4	2.2	1.6	2.2

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
Value	1028000.0	1028000.0	940000.0	844000.0	835000.0	563000.0	562000.0	563000.0	563000.0	562000.0	563000.0	563000.0	619000.0	358000.0	359000.0	359000.0	370000.0	380000.0	381000.0	381000.0	380000.0	381000.0	381000.0	380000.0	349000.0	190000.0	190000.0	190000.0	80000.0	0	0	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	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

Property Plant And Equipment Net

us-gaap:PropertyPlantAndEquipmentNet

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-06-30
Value	59	62	64	66	66	68	71	72	70	64	62	61	62	50	48	44	40	34	33	28	26	24	21	17	16	15	15	14	13	12	8.586
Percentage of PropertyPlantAndEquipmentNet	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0
Percentage of Assets	2.5	2.3	2.2	3.3	3.4	3.0	3.1	4.5	3.9	3.1	4.0	4.2	4.1	3.1	3.1	4.0	3.6	2.5	2.7	3.1	1.9	1.6	2.1	2.6	2.2	1.8	1.5	2.6	2.5	1.9	2.3

Goodwill

us-gaap:Goodwill

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30
Value	33	33	33	21	21	9.59	9.59	9.59	9.59	9.59	9.59	9.59	9.59	9.754	6.003	6.003	6.003	6.003	6.003	6.003	6.003	6.003	6.003	6.003	6.003	3.035	3.035	3.035	3.035
Percentage of Goodwill	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0
Percentage of Assets	1.4	1.2	1.2	1.1	1.1	0.4	0.4	0.6	0.5	0.5	0.6	0.7	0.6	0.6	0.4	0.5	0.5	0.4	0.5	0.7	0.4	0.4	0.6	0.9	0.8	0.4	0.3	0.6	0.6

us-gaap:Goodwill us-gaap:BusinessAcquisition

pcty:SamepageLabsInc

Period End	2021-03-31	2020-12-31	2020-11-30
Value	11	11	11
Percentage of Goodwill	34.7	34.7	0.0
Percentage of Assets	0.4	0.4	0.0
Percentage of Assets pcty:SamepageLabsInc	0.0	0.0	0.0

Finite Lived Intangible Assets Net

us-gaap:FiniteLivedIntangibleAssetsNet

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	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	13	14	15	12	13	9.063	9.626	10	10	11	11	12	13	13	8.189	8.548	8.907	9.277	9.657	10	10	10	11	11	11	5.75	5.94	6.13	6.32
Percentage of FiniteLivedIntangibleAssetsNet	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	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	0.5	0.5	0.5	0.6	0.7	0.4	0.4	0.6	0.6	0.5	0.8	0.8	0.9	0.8	0.5	0.8	0.8	0.7	0.8	1.1	0.7	0.7	1.1	1.7	1.7	0.7	0.6	1.1	1.2

Deferred Tax Assets Liabilities Net

us-gaap:DeferredTaxAssetsLiabilitiesNet

Period End	2021-06-30	2014-06-30	2013-06-30
Value	9822000.0	-8000.0	333000.0
Percentage of DeferredTaxAssetsLiabilitiesNet	100.0	100.0	100.0
Percentage of Assets	0.4	-0.0	0.1

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
Value	43	45	45	47	48	50	51	50
Percentage of OperatingLeaseRightOfUseAsset	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0
Percentage of Assets	1.8	1.7	1.6	2.3	2.5	2.2	2.2	3.2

Accounts Payable Current

us-gaap:AccountsPayableCurrent

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-06-30
Value	4230000.0	3319000.0	2771000.0	3209000.0	1755000.0	3626000.0	3714000.0	5061000.0	3954000.0	5344000.0	3498000.0	3559000.0	2990000.0	2371000.0	1794000.0	1864000.0	2046000.0	1633000.0	3134000.0	2784000.0	1621000.0	851000.0	2889000.0	1973000.0	1327000.0	2122000.0	3373000.0	1520000.0	2133000.0	3088000.0	880000.0
Percentage of AccountsPayableCurrent	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0
Percentage of Assets	0.2	0.1	0.1	0.2	0.1	0.2	0.2	0.3	0.2	0.3	0.2	0.2	0.2	0.1	0.1	0.2	0.2	0.1	0.3	0.3	0.1	0.1	0.3	0.3	0.2	0.2	0.3	0.3	0.4	0.5	0.2

Accrued Liabilities Current

us-gaap:AccruedLiabilitiesCurrent

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-06-30
Value	103	83	64	62	79	64	62	51	57	48	43	35	42	35	29	26	30	27	22	18	24	24	17	16	16	15	11	10	10	10	6.794
Percentage of AccruedLiabilitiesCurrent	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0
Percentage of Assets	4.3	3.1	2.3	3.1	4.0	2.8	2.7	3.2	3.2	2.3	2.7	2.4	2.8	2.2	1.9	2.4	2.7	2.0	1.8	2.0	1.8	1.6	1.7	2.5	2.3	1.9	1.2	2.0	2.0	1.6	1.8

Contract With Customer Liability Current

us-gaap:ContractWithCustomerLiabilityCurrent

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-06-30
Value	9442000.0	9620000.0	9090000.0	8784000.0	8777000.0	8308000.0	7405000.0	6239000.0	5572000.0	5246000.0	654000.0
Percentage of ContractWithCustomerLiabilityCurrent	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0
Percentage of Assets	0.4	0.4	0.3	0.4	0.4	0.4	0.3	0.4	0.3	0.3	0.0

Liabilities Current

us-gaap:LiabilitiesCurrent

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-06-30
Value	1867	2138	2271	1444	1408	1796	1911	1211	1456	1776	1305	1207	1270	1385	1376	970	974	1199	1117	791	1266	1448	904	561	609	749	873	445	433	555	364
Percentage of LiabilitiesCurrent	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0
Percentage of Assets	77.3	80.3	79.7	72.1	71.0	79.6	82.3	75.8	80.7	84.8	82.6	82.5	84.3	86.0	88.9	85.6	85.7	88.5	89.2	86.5	91.0	92.0	88.8	83.6	84.6	86.9	88.9	82.6	82.0	85.2	96.4

Operating Lease Liability Current

us-gaap:OperatingLeaseLiabilityCurrent

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2019-06-30
Value	7549000.0	7834000.0	7774000.0	7977000.0	8083000.0	1482000.0
Percentage of OperatingLeaseLiabilityCurrent	100.0	100.0	100.0	100.0	100.0	100.0
Percentage of Assets	0.3	0.3	0.3	0.4	0.4	0.1

Other Accrued Liabilities Current

us-gaap:OtherAccruedLiabilitiesCurrent

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-06-30
Value	12	11	10	10	9.737	9.353	11	10	11	10	12	11	8.892	10	6.723	9.693	5.17	5.788	3.058	3.143	2.817	3.577	2.957	2.601	1.428	1.336	1.57	1.397	1.38	1.236	0.756
Percentage of OtherAccruedLiabilitiesCurrent	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	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	0.5	0.4	0.4	0.5	0.5	0.4	0.5	0.7	0.6	0.5	0.8	0.8	0.6	0.6	0.4	0.9	0.5	0.4	0.2	0.3	0.2	0.2	0.3	0.4	0.2	0.2	0.2	0.3	0.3	0.2	0.2

Long Term Debt

us-gaap:LongTermDebt

Period End	2020-12-31	2020-09-30	2020-06-30	2013-06-30
Value	100	100	100	1.563
Percentage of LongTermDebt	100.0	100.0	100.0	100.0
Percentage of Assets	3.5	5.0	5.0	0.4

Deferred Income Tax Liabilities Net

us-gaap:DeferredIncomeTaxLiabilitiesNet

Period End	2021-06-30	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30
Value	1780000.0	368000.0	8754000.0	9169000.0	1718000.0	154000.0	6943000.0
Percentage of DeferredIncomeTaxLiabilitiesNet	100.0	100.0	100.0	100.0	100.0	100.0	100.0
Percentage of Assets	0.1	0.0	0.4	0.4	0.1	0.0	0.4

Other Liabilities Noncurrent

us-gaap:OtherLiabilitiesNoncurrent

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30
Value	1.958	1.91	1.812	1.676	1.747	1.668	1.36	1.43	1.723	1.925	1.595	1.424	1.118
Percentage of OtherLiabilitiesNoncurrent	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0
Percentage of Assets	0.1	0.1	0.1	0.1	0.1	0.1	0.1	0.1	0.1	0.1	0.1	0.1	0.1

Operating Lease Liability Noncurrent

us-gaap:OperatingLeaseLiabilityNoncurrent

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30
Value	67	68	69	71	73	74	76	76
Percentage of OperatingLeaseLiabilityNoncurrent	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0
Percentage of Assets	2.8	2.6	2.4	3.6	3.7	3.3	3.3	4.8

Lessee Operating Lease Liability Payments Due Year Two

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearTwo

Period End	2021-06-30
Value	9798000.0
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueYearTwo	100.0
Percentage of Assets	0.4

Lessee Operating Lease Liability Payments Due Year Three

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearThree

Period End	2021-06-30
Value	9594000.0
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueYearThree	100.0
Percentage of Assets	0.4

Lessee Operating Lease Liability Payments Due Year Four

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFour

Period End	2021-06-30
Value	9392000.0
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueYearFour	100.0
Percentage of Assets	0.4

Lessee Operating Lease Liability Payments Due Year Five

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFive

Period End	2021-06-30
Value	9067000.0
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueYearFive	100.0
Percentage of Assets	0.4

Lessee Operating Lease Liability Payments Due After Year Five

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive

Period End	2021-06-30
Value	41
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive	100.0
Percentage of Assets	1.7

Operating Lease Liability

us-gaap:OperatingLeaseLiability

Period End	2021-06-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30
Value	74	81	82	84	84
Percentage of OperatingLeaseLiability	100.0	100.0	100.0	100.0	100.0
Percentage of Assets	3.1	4.1	3.7	3.6	5.3

Lessee Operating Lease Liability Payments Due

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDue

Period End	2021-06-30
Value	90
Percentage of LesseeOperatingLeaseLiabilityPaymentsDue	100.0
Percentage of Assets	3.7

Lessee Operating Lease Liability Undiscounted Excess Amount

us-gaap:LesseeOperatingLeaseLiabilityUndiscountedExcessAmount

Period End	2021-06-30
Value	15
Percentage of LesseeOperatingLeaseLiabilityUndiscountedExcessAmount	100.0
Percentage of Assets	0.6

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	2013-06-30	2012-06-30	2011-06-30
Value	476	454	408	386	392	374	331	309	307	286	250	232	212	204	158	148	147	145	125	118	119	120	109	106	107	108	105	89	91	93	-26.592	-27.646	-2.254
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
Percentage of Assets	19.7	17.1	14.3	19.3	19.8	16.6	14.3	19.4	17.1	13.7	15.9	15.9	14.1	12.7	10.2	13.1	13.0	10.8	10.0	13.0	8.6	7.7	10.8	15.8	14.9	12.6	10.7	16.7	17.3	14.3	-7.0	0.0	0.0

us-gaap:StockholdersEquity us-gaap:StatementEquityComponents

us-gaap:AccumulatedOtherComprehensiveIncome

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30
Value	0.066	0.139	0.265	0.452	0.675	-0.102	0.08	0.116	0.112	0.022	-0.139	-0.124	-0.139	-0.171	-0.11	-0.005
Percentage of StockholdersEquity	0.0	0.0	0.1	0.1	0.2	-0.0	0.0	0.0	0.0	0.0	-0.1	-0.1	-0.1	-0.1	-0.1	-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
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

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	2013-06-30	2011-06-30
Value	241	231	221	209	227	215	212	195	207	196	189	176	219	209	202	193	192	187	181	173	171	167	162	157	155	152	150	128	125	120	0.437	4.304
Percentage of StockholdersEquity	50.7	50.9	54.3	54.2	58.0	57.5	64.0	63.2	67.5	68.7	75.5	76.0	103.2	102.6	128.0	130.0	130.6	128.4	144.8	145.9	143.4	138.6	148.0	148.4	144.7	140.1	143.2	143.4	137.4	129.4	-1.6	-190.9
Percentage of Assets	10.0	8.7	7.8	10.5	11.5	9.5	9.1	12.2	11.5	9.4	12.0	12.1	14.6	13.0	13.1	17.1	17.0	13.8	14.5	18.9	12.3	10.6	16.0	23.5	21.6	17.7	15.3	23.9	23.7	18.5	0.1	0.0
Percentage of Assets us-gaap:AdditionalPaidInCapital	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0

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	2013-06-30	2012-06-30	2011-06-30
Value	0.055	0.054	0.054	0.054	0.054	0.054	0.054	0.054	0.053	0.053	0.053	0.053	0.053	0.053	0.053	0.052	0.052	0.051	0.051	0.051	0.051	0.051	0.051	0.051	0.051	0.051	0.05	0.05	0.05	0.05	0.032	0.032	0.038
Percentage of StockholdersEquity	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	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	-0.1	-0.1	-1.7
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
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

us-gaap:RetainedEarnings

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-06-30	2012-06-30	2011-06-30
Value	235	223	186	176	164	159	119	113	99	89	61	55	-6.678	-5.125	-44.302	-44.733	-45.276	-41.432	-56.233	-54.562	-51.994	-46.582	-52.743	-51.578	-48.143	-43.714	-45.466	-39.046	-34.171	-27.467	-27.061	-27.678	-6.596
Percentage of StockholdersEquity	49.3	49.1	45.7	45.7	41.8	42.6	35.9	36.7	32.4	31.3	24.5	24.0	-3.1	-2.5	-28.0	-30.1	-30.7	-28.4	-44.9	-46.0	-43.5	-38.6	-48.0	-48.5	-44.8	-40.2	-43.2	-43.5	-37.5	-29.4	101.8	100.1	292.6
Percentage of Assets	9.7	8.4	6.5	8.8	8.3	7.1	5.1	7.1	5.5	4.3	3.9	3.8	-0.4	-0.3	-2.9	-3.9	-4.0	-3.1	-4.5	-6.0	-3.7	-3.0	-5.2	-7.7	-6.7	-5.1	-4.6	-7.2	-6.5	-4.2	-7.2	0.0	0.0
Percentage of Assets us-gaap:RetainedEarnings	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0

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	2013-06-30
Value	55000.0	54000.0	54000.0	54000.0	54000.0	54000.0	54000.0	54000.0	53000.0	53000.0	53000.0	53000.0	53000.0	53000.0	53000.0	52000.0	52000.0	51000.0	51000.0	51000.0	51000.0	51000.0	51000.0	51000.0	51000.0	51000.0	50000.0	50000.0	50000.0	50000.0	32000.0
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
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

Additional Paid In Capital

us-gaap:AdditionalPaidInCapital

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-06-30
Value	241	231	221	209	227	215	212	195	207	196	189	176	219	209	202	193	192	187	181	173	171	167	162	157	155	152	150	128	125	120	0.437
Percentage of AdditionalPaidInCapital	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0
Percentage of Assets	10.0	8.7	7.8	10.5	11.5	9.5	9.1	12.2	11.5	9.4	12.0	12.1	14.6	13.0	13.1	17.1	17.0	13.8	14.5	18.9	12.3	10.6	16.0	23.5	21.6	17.7	15.3	23.9	23.7	18.5	0.1

Retained Earnings Accumulated Deficit

us-gaap:RetainedEarningsAccumulatedDeficit

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-06-30
Value	235	223	186	176	164	159	119	113	99	89	61	55	-6.678	-5.125	-44.302	-44.733	-45.276	-41.432	-56.233	-54.562	-51.994	-46.582	-52.743	-51.578	-48.143	-43.714	-45.466	-39.046	-34.171	-27.467	-27.061
Percentage of RetainedEarningsAccumulatedDeficit	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0
Percentage of Assets	9.7	8.4	6.5	8.8	8.3	7.1	5.1	7.1	5.5	4.3	3.9	3.8	-0.4	-0.3	-2.9	-3.9	-4.0	-3.1	-4.5	-6.0	-3.7	-3.0	-5.2	-7.7	-6.7	-5.1	-4.6	-7.2	-6.5	-4.2	-7.2

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
Value	66000.0	139000.0	265000.0	452000.0	675000.0	-102000.0	80000.0	116000.0	112000.0	22000.0	-139000.0	-124000.0	-139000.0
Percentage of AccumulatedOtherComprehensiveIncomeLossNetOfTax	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0
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

Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value

us-gaap:AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	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	16	16	17	15	13	10	13	12	10	9.972	10	10	9.033	8.017	8.289	7.039	8.4	6.787	7.135	6.185	4.606	5.001	5.056	3.978	2.662	3.715	4.002	3.445	3.464
Percentage of AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	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

us-gaap:AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue us-gaap:StatementEquityComponents

us-gaap:AdditionalPaidInCapital

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30
Value	16	16	17	15	13	10	13	12	10	9.972	10	10	9.033	8.017	8.289	7.039	8.4	6.787	7.135	6.185	4.606	5.001	5.056	3.978	2.662	3.715	4.002	3.445	3.464
Percentage of AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	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
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

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
Value	39	66	21	-1.567	25	50	27	8.265	35	44	26	7.344	28	35	25	8.203	18	27	13	1.883
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
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax	23.5	35.7	14.6	-1.2	19.8	30.4	21.7	6.8	29.8	33.6	26.2	7.6	29.5	31.0	30.2	10.1	24.5	31.0	19.7	2.9

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
Value	10	14	-4.437	27	134	-29.636	-120.493	-33.214	30	-4.605	-98.631	29	100	-15.441	-416.868	-7.332	214	-85.542	-332.001	462
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
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax	6.5	7.9	-3.1	20.4	103.1	-17.7	-94.1	-27.3	25.6	-3.5	-96.0	30.0	103.8	-13.6	-484.7	-9.0	281.4	-94.8	-483.6	711.8

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
Value	-298.494	-259.344	820	18	-302.765	-123.3	693	-265.36	-328.14	460	92	-109.932	-121.143	-1.231	404	-6.94	-230.674	76	322	-473.216
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
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax	-179.2	-140.2	564.0	13.5	-231.8	-73.8	541.9	-217.7	-272.6	345.4	89.7	-113.3	-125.4	-1.1	470.4	-8.5	-303.3	85.1	470.1	-727.8

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

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30
Value	-248.661	-178.706	836	44	-142.319	-102.219	600	-290.309	-261.432	500	20	-73.531	-162.566	348	13	-6.069
Percentage of CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax	-149.3	-96.6	575.6	32.8	-109.0	-61.2	469.5	-238.2	-217.2	375.6	19.9	-75.8	-168.3	307.6	15.8	-7.4

Amortization Of Financing Costs

us-gaap:AmortizationOfFinancingCosts

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30
Value	44000.0	44000.0	46000.0	37000.0	41000.0	40000.0	40000.0	33000.0
Percentage of AmortizationOfFinancingCosts	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

Deferred Income Tax Expense Benefit

us-gaap:DeferredIncomeTaxExpenseBenefit

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30
Value	-2.986	2.284	-3.672	-9.268	1.21	8.044	0.931	-7.431	-0.45	8.723	1.67	-5.809	-3.267	-18.51	-0.13	0.037	0.025	0.025	0.024	0.078	0.037	-0.038	0.067	0.084	0.032	0.02	0.019	0.02	0.399	1.181	-0.878	-0.361	-0.436
Percentage of DeferredIncomeTaxExpenseBenefit	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

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
Value	10	10	10	10	10	9.571	9.328	8.933	9.351	8.412	8.569	8.232	9.562	7.202	6.765	6.673	6.342	5.582	4.835	4.268	3.998	3.72	3.436	2.719	2.364	2.085	2.229	1.931	1.792	1.62	1.533	1.391	1.426
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

Increase Decrease In Accounts Receivable

us-gaap:IncreaseDecreaseInAccountsReceivable

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30
Value	-2841000.0	3208000.0	1482000.0	-195000.0	-903000.0	1582000.0	505000.0	-452000.0	-716000.0	978000.0	1357000.0	-431000.0	216000.0	503000.0	246000.0	529000.0	-71000.0	97000.0	373000.0	73000.0	25000.0	272000.0	190000.0	238000.0	46000.0	58000.0	260000.0	85000.0	-52000.0	180000.0	-144000.0	94000.0	89000.0
Percentage of IncreaseDecreaseInAccountsReceivable	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

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
Value	39	66	21	-1.567	25	50	27	8.265	35	44	26	7.344	28	35	25	8.203	18	27	13	1.883
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
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax	23.5	35.7	14.6	-1.2	19.8	30.4	21.7	6.8	29.8	33.6	26.2	7.6	29.5	31.0	30.2	10.1	24.5	31.0	19.7	2.9

Net Income Loss

us-gaap:NetIncomeLoss

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2013-03-31	2012-12-31	2012-09-30
Value	11	36	9.642	12	4.95	40	5.467	13	10	28	5.704	9.852	-1.553	39	0.431	0.543	-3.844	14	-1.671	-2.568	-5.412	6.161	-1.165	-3.435	-4.429	1.752	-6.42	-4.875	-6.704	1.15	-1.512	-0.044	-0.372	2.021	-0.627	-0.405
Percentage of NetIncomeLoss	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax	7.1	19.9	6.6	9.2	3.8	24.0	4.3	11.4	8.5	21.0	5.6	10.2	-1.6	34.5	0.5	0.7	-5.1	16.4	-2.4	-3.9	-9.0	8.7	-2.1	-7.6	-11.1	3.7	-18.7	-15.7	-23.4	3.4	-6.3	-0.2	-1.8	8.4	-3.6	-2.6

us-gaap:NetIncomeLoss us-gaap:StatementEquityComponents

us-gaap:RetainedEarnings

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30
Value	11	36	9.642	12	4.95	40	5.467	13	10	28	5.704	9.852	-1.553	39	0.431	0.543	-3.844	14	-1.671	-2.568	-5.412	6.161	-1.165	-3.435	-4.429	1.752	-6.42	-4.875	-6.704
Percentage of NetIncomeLoss	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax	7.1	19.9	6.6	9.2	3.8	24.0	4.3	11.4	8.5	21.0	5.6	10.2	-1.6	34.5	0.5	0.7	-5.1	16.4	-2.4	-3.9	-9.0	8.7	-2.1	-7.6	-11.1	3.7	-18.7	-15.7	-23.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:RetainedEarnings	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0

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
Value	11	36	9.642	12	4.95	40	5.467	13	10	28	5.704	9.852	-1.553	39	0.431	0.543	-3.844	14	-1.671	-2.568
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
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax	7.1	19.9	6.6	9.2	3.8	24.0	4.3	11.4	8.5	21.0	5.6	10.2	-1.6	34.5	0.5	0.7	-5.1	16.4	-2.4	-3.9

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
Value	16	16	16	14	13	9.516	12	12	9.928	9.313	10	9.425	8.463	7.467	7.818	6.606	8.039	6.247	6.635	5.813	4.351	4.72	4.78	3.712	2.497	3.535	3.854	3.283	3.215	1.365	0.168	0.181	0.131
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

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
Value	10	14	-4.437	27	134	-29.636	-120.493	-33.214	30	-4.605	-98.631	29	100	-15.441	-416.868	-7.332	214	-85.542	-332.001	462
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
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax	6.5	7.9	-3.1	20.4	103.1	-17.7	-94.1	-27.3	25.6	-3.5	-96.0	30.0	103.8	-13.6	-484.7	-9.0	281.4	-94.8	-483.6	711.8

Payments To Acquire Property Plant And Equipment

us-gaap:PaymentsToAcquirePropertyPlantAndEquipment

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30
Value	1.306	2.11	4.0	2.045	2.0	2.18	4.365	8.033	1.659	2.089	5.104	2.428	12	1.376	5.305	2.693	7.422	3.878	7.086	2.952	4.337	4.881	5.277	1.588	2.689	2.166	1.666	2.499	1.713	2.167	1.375	1.412	1.122
Percentage of PaymentsToAcquirePropertyPlantAndEquipment	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

Net Cash Provided By Used In Financing Activities

us-gaap:NetCashProvidedByUsedInFinancingActivities

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30
Value	-298.494	-259.344	820	18	-302.765	-123.3	693	-265.36	-328.14	460	92	-109.932	-121.143	-1.231	404	-6.94	-230.674	76	322	-473.216
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
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax	-179.2	-140.2	564.0	13.5	-231.8	-73.8	541.9	-217.7	-272.6	345.4	89.7	-113.3	-125.4	-1.1	470.4	-8.5	-303.3	85.1	470.1	-727.8

Effective Income Tax Rate Continuing Operations

us-gaap:EffectiveIncomeTaxRateContinuingOperations

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30
Value	-1.5	5.4	-61.5	-290.3	0.015	0.167	0.146	-1.148	-0.022	0.237	0.226	-1.436
Percentage of EffectiveIncomeTaxRateContinuingOperations	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Number

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber us-gaap:AwardType

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber

pcty:EmployeeAndNonemployeeStockOptions

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-06-30
Value	765000.0	917000.0	1021000.0	1167000.0	1255000.0	1372000.0	1502000.0	1517000.0	1525000.0	1574000.0	1693000.0	1724000.0	1907000.0	1974000.0	2078000.0	2643000.0	2751000.0	3127000.0	3262000.0	3333000.0	3464000.0	3698000.0	3773000.0	3959000.0	3956000.0	4111000.0	4387000.0	4600000.0	4388000.0	4441000.0	1859000.0
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Weighted Average Exercise Price

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice us-gaap:AwardType

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice

pcty:EmployeeAndNonemployeeStockOptions

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-06-30
Value	16.06	14.3	13.38	12.91	12.43	12.37	12.17	12.23	12.24	12.33	12.37	12.4	12.4	12.4	12.48	11.42	11.54	11.5	11.61	11.68	11.75	11.97	12.05	11.98	10.96	11.19	11.05	10.96	10.0	10.09	3.25
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

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

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod us-gaap:AwardType

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod

us-gaap:RestrictedStockUnitsRSU

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30
Value	0.011	0.002	0.016	0.465	0.016	0.004	0.009	0.629	0.022	0.024	0.021	0.715	0.045	0.039	0.008	0.837	0.024	0.004	0.005	0.741	0.042	0.01	0.006	0.716	0.032	0.013	0.005	0.379
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	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:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod us-gaap:PlanName

pcty:EquityIncentivePlan

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31
Value	0.011	0.002	0.016	0.465	0.016	0.004	0.009	0.629	0.022	0.024	0.021	0.715	0.045	0.039	0.008	0.837	0.024	0.004	0.005	0.741	0.042	0.01	0.006	0.716	0.032	0.013
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

Deferred Tax Assets Net

us-gaap:DeferredTaxAssetsNet

Period End	2021-06-30	2020-06-30	2019-06-30	2018-06-30	2017-06-30	2016-06-30	2015-06-30	2014-06-30	2013-06-30
Value	99	70	38	33	11	8.066	5.013	3.422	2.729
Percentage of DeferredTaxAssetsNet	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

Unrecognized Tax Benefits

us-gaap:UnrecognizedTaxBenefits

Period End	2021-06-30	2020-06-30	2019-06-30	2018-06-30	2017-06-30	2016-06-30	2015-06-30	2014-06-30	2013-06-30	2012-06-30
Value	534000.0	0	0	0	0	0	0	0	0	0
Percentage of UnrecognizedTaxBenefits	100.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0

Deferred Tax Assets Valuation Allowance

us-gaap:DeferredTaxAssetsValuationAllowance

Period End	2021-06-30	2020-06-30	2019-06-30	2018-06-30	2017-06-30	2016-06-30	2015-06-30	2014-06-30
Value	5.584	3.967	0.502	0.355	8.689	10	7.448	2.878
Percentage of DeferredTaxAssetsValuationAllowance	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

us-gaap:DeferredTaxAssetsValuationAllowance us-gaap:IncomeTaxAuthority

us-gaap:StateAndLocalJurisdiction

Period End	2021-06-30	2020-06-30	2019-06-30	2018-06-30
Value	5.584	3.967	0.502	0.355
Percentage of DeferredTaxAssetsValuationAllowance	100.0	100.0	100.0	100.0

pcty:CapitalizedContractCostAdditions

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	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	28	26	22	19	25	22	18	15	15	16	11	11
Percentage of CapitalizedContractCostAdditions	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

pcty:CapitalizedContractCostAdditions us-gaap:CapitalizedContractCost

pcty:CostToFulfillContract

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	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	10	8.872	8.143	7.361	7.545	7.483	7.499	6.366	5.906	5.583	5.776	5.474
Percentage of CapitalizedContractCostAdditions	36.4	33.9	36.7	38.7	30.1	33.1	39.7	40.2	39.3	34.6	50.6	48.9

pcty:CostToObtainNewContract

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	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	17	17	14	11	17	15	11	9.486	9.104	10	5.635	5.711
Percentage of CapitalizedContractCostAdditions	63.6	66.1	63.3	61.3	69.9	66.9	60.3	59.8	60.7	65.4	49.4	51.1

pcty:ContractWithCustomerLiabilityIncreaseDecrease

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
Value	2.86	3.13	3.656	6.099	3.172	3.071	3.011	4.73	2.995	2.518
Percentage of ContractWithCustomerLiabilityIncreaseDecrease	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

pcty:IncreaseDecreaseInAccruedLiabilitiesAndOtherLiabilities

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	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	17	17	3.369	-18.781	14	0.865	11	-9.253	8.326	4.272	7.241	-6.214
Percentage of IncreaseDecreaseInAccruedLiabilitiesAndOtherLiabilities	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

pcty:IncreaseDecreaseInCapitalizedContractCost

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	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	17	16	13	10	17	15	12	9.987	9.633	11	6.987	7.169
Percentage of IncreaseDecreaseInCapitalizedContractCost	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

pcty:IncreaseDecreaseInClientFundsObligation

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30
Value	292	152	-825.311	-51.671	401	116	-690.767	239	327	-463.536	-90.617	57	121	-0.132	-403.713	0.47	227	-77.87	-321.523	468	183	-539.839	-340.525	48	140	126	-425.914	-14.964	124	-49.96	-200.204	64	97
Percentage of IncreaseDecreaseInClientFundsObligation	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

pcty:IncreaseInNumberOfSharesOfCommonStockCapitalSharesReservedForFutureIssuance us-gaap:AwardType

pcty:IncreaseInNumberOfSharesOfCommonStockCapitalSharesReservedForFutureIssuance

us-gaap:EmployeeStock

Period End	2021-01-01
Value	400000.0
Percentage of IncreaseInNumberOfSharesOfCommonStockCapitalSharesReservedForFutureIssuance	100.0

pcty:NetSettledEquityAwardsInShares us-gaap:PlanName

pcty:NetSettledEquityAwardsInShares

pcty:EquityIncentivePlan

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31
Value	75000.0	37000.0	68000.0	256000.0	64000.0	63000.0	9000.0	249000.0	33000.0	59000.0	22000.0	281000.0	40000.0	55000.0	111000.0	173000.0	206000.0	82000.0	39000.0	140000.0	141000.0	39000.0	76000.0	73000.0	78000.0	121000.0
Percentage of NetSettledEquityAwardsInShares	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

pcty:NetSettledEquityAwardsInShares us-gaap:StatementEquityComponents

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
Value	75000.0	37000.0	68000.0	256000.0	64000.0	63000.0	9000.0	249000.0	33000.0	59000.0	22000.0	281000.0	40000.0	55000.0	111000.0	173000.0	206000.0	82000.0	39000.0	140000.0	141000.0	39000.0	76000.0	73000.0	78000.0	121000.0
Percentage of NetSettledEquityAwardsInShares	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

pcty:NetSettlementForTaxesAndExercisePriceRelatedToEquityAwards

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31
Value	13	7.525	12	33	7.205	8.508	0.978	25	3.2	4.354	1.413	20	2.335	2.16	5.488	7.949	9.166	2.925	1.557	6.211	5.228	1.199	3.14	2.419	2.493	3.572
Percentage of NetSettlementForTaxesAndExercisePriceRelatedToEquityAwards	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

pcty:NetSettlementForTaxesAndExercisePriceRelatedToEquityAwards us-gaap:StatementEquityComponents

us-gaap:AdditionalPaidInCapital

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31
Value	13	7.525	12	33	7.205	8.508	0.978	25	3.2	4.354	1.413	20	2.335	2.16	5.488	7.949	9.166	2.925	1.557	6.211	5.228	1.199	3.14	2.419	2.493	3.572
Percentage of NetSettlementForTaxesAndExercisePriceRelatedToEquityAwards	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

pcty:PercentageOfSharesTargetToEachMarketShareUnits us-gaap:AwardType

pcty:PercentageOfSharesTargetToEachMarketShareUnits

pcty:MarketShareUnits

Period End	2020-08-31
Value	200.0
Percentage of PercentageOfSharesTargetToEachMarketShareUnits	100.0

pcty:ShareBasedCompensationArrangementByShareBasedPaymentAwardForfeituresInPeriod us-gaap:PlanName

pcty:ShareBasedCompensationArrangementByShareBasedPaymentAwardForfeituresInPeriod

pcty:EquityIncentivePlan

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30
Value	17000.0	11000.0	16000.0	44000.0
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardForfeituresInPeriod	100.0	100.0	100.0	100.0

pcty:ShareBasedCompensationArrangementByShareBasedPaymentAwardMarketShareUnits us-gaap:PlanName

pcty:ShareBasedCompensationArrangementByShareBasedPaymentAwardMarketShareUnits

pcty:EquityIncentivePlan

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30
Value	0	0	0	58000.0
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardMarketShareUnits	0.0	0.0	0.0	100.0

pcty:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsRemovedInPeriod us-gaap:PlanName

pcty:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsRemovedInPeriod

pcty:EquityIncentivePlan

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30
Value	63000.0	32000.0	46000.0	38000.0
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsRemovedInPeriod	100.0	100.0	100.0	100.0

pcty:StockIssuedDuringPeriodSharesRestrictedStockUnitsVesting us-gaap:StatementEquityComponents

pcty:StockIssuedDuringPeriodSharesRestrictedStockUnitsVesting

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
Value	22000.0	14000.0	9000.0	599000.0	27000.0	20000.0	11000.0	677000.0	37000.0	19000.0	25000.0	579000.0	27000.0	11000.0
Percentage of StockIssuedDuringPeriodSharesRestrictedStockUnitsVesting	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

pcty:TotalRevenueRecognizedFromBothBeginningBalanceAndCurrentPeriodIncreaseInContractLiability

Period End	2021-06-30	2021-03-31	2020-06-30	2020-03-31
Value	4.35	4.097	4.182	3.992
Percentage of TotalRevenueRecognizedFromBothBeginningBalanceAndCurrentPeriodIncreaseInContractLiability	100.0	100.0	100.0	100.0

us-gaap:AccretionAmortizationOfDiscountsAndPremiumsInvestments

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	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	-32000.0	-60000.0	-122000.0	-133000.0	163000.0	621000.0	567000.0	485000.0	623000.0	714000.0	486000.0	407000.0	209000.0	93000.0	33000.0	108000.0
Percentage of AccretionAmortizationOfDiscountsAndPremiumsInvestments	100.0	100.0	100.0	100.0	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:AllowanceForDoubtfulAccountsReceivableWriteOffs

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30
Value	67000.0	12000.0	32000.0	22000.0
Percentage of AllowanceForDoubtfulAccountsReceivableWriteOffs	100.0	100.0	100.0	100.0

us-gaap:BusinessCombinationConsiderationTransferred1 us-gaap:BusinessAcquisition

us-gaap:BusinessCombinationConsiderationTransferred1

pcty:SamepageLabsInc

Period End	2020-11-30
Value	15
Percentage of BusinessCombinationConsiderationTransferred1	100.0

us-gaap:CapitalExpendituresIncurredButNotYetPaid

Period End	2020-09-30	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31
Value	1479000.0	1249000.0	731000.0	3277000.0	-812000.0	1064000.0	-2173000.0	2350000.0	-3835000.0	4317000.0	-1047000.0	-458000.0	391000.0	1781000.0	-76000.0	-848000.0
Percentage of CapitalExpendituresIncurredButNotYetPaid	100.0	100.0	100.0	100.0	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:CapitalizedComputerSoftwareAmortization1 us-gaap:IncomeStatementLocation

us-gaap:CapitalizedComputerSoftwareAmortization1

us-gaap:CostOfSales

Period End	2021-03-31	2020-12-31	2020-09-30	2020-03-31	2019-12-31	2019-09-30	2019-03-31	2018-12-31	2018-09-30
Value	6.005	5.882	5.386	4.926	4.69	4.457	4.224	4.418	4.212
Percentage of CapitalizedComputerSoftwareAmortization1	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

us-gaap:CapitalizedContractCostAmortization

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	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	-10776000.0	-9997000.0	-9192000.0	-8593000.0	-7932000.0	-7229000.0	-6453000.0	-5865000.0	-5377000.0	-4924000.0	-4424000.0	-4016000.0
Percentage of CapitalizedContractCostAmortization	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:CapitalizedContractCostAmortization us-gaap:CapitalizedContractCost

pcty:CostToFulfillContract

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	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	-2945000.0	-2607000.0	-2294000.0	-2021000.0	-1754000.0	-1491000.0	-1212000.0	-964000.0	-742000.0	-538000.0	-332000.0	-131000.0
Percentage of CapitalizedContractCostAmortization	27.3	26.1	25.0	23.5	22.1	20.6	18.8	16.4	13.8	10.9	7.5	3.3

pcty:CostToObtainNewContract

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	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	-7831000.0	-7390000.0	-6898000.0	-6572000.0	-6178000.0	-5738000.0	-5241000.0	-4901000.0	-4635000.0	-4386000.0	-4092000.0	-3885000.0
Percentage of CapitalizedContractCostAmortization	72.7	73.9	75.0	76.5	77.9	79.4	81.2	83.6	86.2	89.1	92.5	96.7

us-gaap:ContractWithCustomerLiabilityRevenueRecognized

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
Value	3465000.0	-3894000.0	-4182000.0	-3992000.0	-2899000.0	-2780000.0	-2721000.0	-2354000.0	-1391000.0	-499000.0
Percentage of ContractWithCustomerLiabilityRevenueRecognized	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	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	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2013-03-31
Value	3.92	3.966	4.014	4.005	4.058	4.082	4.076	3.913	4.721	3.626	3.588	3.457	4.986	3.189	3.092	2.925	2.732	2.629	2.504	2.203	2.041	1.835	1.632	1.397	1.33	1.252	1.354	1.148	1.326	1.04	0.909	0.786	0.705	0.661
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	100.0	100.0	100.0	100.0	100.0	100.0	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

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30	2013-03-31
Value	661000.0	652000.0	528000.0	769000.0	554000.0	535000.0	652000.0	656000.0	780000.0	659000.0	696000.0	625000.0	570000.0	550000.0	471000.0	433000.0	361000.0	540000.0	500000.0	372000.0	255000.0	281000.0	276000.0	266000.0	165000.0	180000.0	148000.0	162000.0	249000.0	76000.0	0	0	0	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	100.0	0.0	0.0	0.0	0.0

us-gaap:GainLossOnSaleOfPropertyPlantEquipment

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
Value	-31000.0	-64000.0	-81000.0	-165000.0	-85000.0	-55000.0	-42000.0	-116000.0	-241000.0	-67000.0	-54000.0	-75000.0	-31000.0	-28000.0	-128000.0	-69000.0	-28000.0	-411000.0	-133000.0	-102000.0	-66000.0	-211000.0	-3000.0	-12000.0	-30000.0
Percentage of GainLossOnSaleOfPropertyPlantEquipment	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	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:IncreaseDecreaseInAccountsPayableTrade

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30
Value	802000.0	522000.0	-541000.0	1611000.0	-1669000.0	602000.0	222000.0	39000.0	-671000.0	449000.0	562000.0	-415000.0	311000.0	517000.0	13000.0	-101000.0	364000.0	-191000.0	-39000.0	85000.0	678000.0	-1259000.0	520000.0	133000.0	-545000.0	-338000.0	942000.0	-245000.0	-482000.0	169000.0	606000.0	172000.0	-65000.0
Percentage of IncreaseDecreaseInAccountsPayableTrade	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	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:IncreaseDecreaseInContractWithCustomerLiability

Period End	2021-06-30	2021-03-31	2020-06-30	2020-03-31
Value	-27.917	5.821	-28.34	6.099
Percentage of IncreaseDecreaseInContractWithCustomerLiability	100.0	100.0	100.0	100.0

us-gaap:IncreaseDecreaseInPrepaidExpense

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30
Value	1473000.0	-857000.0	1244000.0	2144000.0	264000.0	705000.0	-862000.0	89000.0	-1874000.0	2120000.0	-1488000.0	853000.0	463000.0	3261000.0	-1888000.0	305000.0	272000.0	2647000.0	444000.0	-1289000.0	201000.0	2178000.0	252000.0	639000.0	-288000.0	1849000.0	-175000.0	368000.0	-497000.0	914000.0	20000.0	695000.0	-486000.0
Percentage of IncreaseDecreaseInPrepaidExpense	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	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:IncrementalCommonSharesAttributableToShareBasedPaymentArrangements

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-03-31	2015-12-31	2015-09-30	2015-03-31	2014-12-31	2014-09-30	2014-03-31	2013-03-31
Value	-107000.0	1999000.0	2038000.0	2035000.0	-14000.0	2324000.0	2284000.0	2426000.0	100000.0	2531000.0	2239000.0	2622000.0	79000.0	2415000.0	2316000.0	2717000.0	8000.0	2555000.0	2462000.0	0	0	1670000.0	0	0	510000.0	486000.0
Percentage of IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	0.0	0.0	100.0	0.0	0.0	100.0	100.0

us-gaap:OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	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	-73000.0	-126000.0	-187000.0	-223000.0	777000.0	-182000.0	-36000.0	4000.0	90000.0	161000.0	-15000.0	15000.0	32000.0	-61000.0	-105000.0	-5000.0
Percentage of OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

us-gaap:OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30
Value	-73000.0	-126000.0	-188000.0	-223000.0	777000.0	-182000.0	-36000.0	4000.0	90000.0	161000.0	-15000.0	15000.0	32000.0	-61000.0	-105000.0	-5000.0
Percentage of OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

us-gaap:OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax us-gaap:StatementEquityComponents

us-gaap:AccumulatedOtherComprehensiveIncome

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30
Value	-73000.0	-126000.0	-188000.0	-223000.0	777000.0	-182000.0	-36000.0	4000.0	90000.0	161000.0	-15000.0	15000.0	32000.0	-61000.0	-105000.0	-5000.0
Percentage of OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

us-gaap:OtherNoncashExpense

Period End	2021-06-30	2021-03-31	2020-06-30	2020-03-31
Value	87000.0	30000.0	64000.0	81000.0
Percentage of OtherNoncashExpense	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
Value	8000.0	39000.0	8000.0	9000.0	26000.0	0	6000.0	669000.0
Percentage of PaymentsOfDebtIssuanceCosts	100.0	100.0	100.0	100.0	100.0	0.0	100.0	100.0

us-gaap:PaymentsRelatedToTaxWithholdingForShareBasedCompensation

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31
Value	12	7.079	11	33	5.807	7.182	1.205	24	2.458	2.871	0.998	17	1.494	1.363	1.227	6.47	5.127	1.08	0.593	4.542	1.804	0.357	1.897	1.868	0.622	1.791
Percentage of PaymentsRelatedToTaxWithholdingForShareBasedCompensation	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	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:PaymentsToDevelopSoftware

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30
Value	6.93	6.832	6.948	7.884	6.502	7.074	5.425	6.714	5.436	5.281	4.424	5.001	4.196	4.296	3.395	3.751	3.568	3.794	3.392	2.887	2.584	2.032	1.732	2.043	1.671	0.965	0.667	0.912	1.43	1.06	0.835	1.024	0.852
Percentage of PaymentsToDevelopSoftware	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	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:ProceedsFromIssuanceOfSharesUnderIncentiveAndShareBasedCompensationPlans

Period End	2021-06-30	2021-03-31	2020-06-30	2020-03-31	2019-06-30	2019-03-31	2018-06-30	2018-03-31	2017-06-30	2017-03-31	2016-06-30	2016-03-31	2015-06-30	2015-03-31
Value	6.114	0.0	4.94	0.0	3.158	0.0	2.259	0.0	1.854	0.0	1.588	0.0	1.103	0.0
Percentage of ProceedsFromIssuanceOfSharesUnderIncentiveAndShareBasedCompensationPlans	100.0	0.0	100.0	0.0	100.0	0.0	100.0	0.0	100.0	0.0	100.0	0.0	100.0	0.0

us-gaap:ProceedsFromLinesOfCredit us-gaap:CreditFacility, us-gaap:LongtermDebtType

us-gaap:ProceedsFromLinesOfCredit

us-gaap:RevolvingCreditFacility, us-gaap:SecuredDebt

Period End	2020-12-31	2020-09-30	2020-06-30	2020-04-30
Value	0.0	100	100	100
Percentage of ProceedsFromLinesOfCredit	0.0	100.0	100.0	100.0

us-gaap:ProceedsFromSaleAndMaturityOfAvailableForSaleSecurities

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	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	18	23	21	37	159	126	79	45	84	72	32	56	21	28	22	0.421
Percentage of ProceedsFromSaleAndMaturityOfAvailableForSaleSecurities	100.0	100.0	100.0	100.0	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:ProceedsFromStockOptionsExercised

Period End	2021-06-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30
Value	0	0	0	0	137000.0	0	66000.0	115000.0	66000.0
Percentage of ProceedsFromStockOptionsExercised	0.0	0.0	0.0	0.0	100.0	0.0	100.0	100.0	100.0

us-gaap:ProvisionForDoubtfulAccounts

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-06-30
Value	103000.0	115000.0	42000.0	56000.0	77000.0	169000.0	63000.0	108000.0	82000.0	30000.0	147000.0	73000.0	72000.0	4000.0	66000.0	-13000.0	63000.0	-3000.0	69000.0	15000.0	50000.0	25000.0	1000.0	18000.0	29000.0	42000.0	-17000.0	73000.0	-9000.0	15000.0	15000.0
Percentage of ProvisionForDoubtfulAccounts	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

us-gaap:RepaymentsOfLinesOfCredit

Period End	2021-06-30
Value	0.0
Percentage of RepaymentsOfLinesOfCredit	0.0

us-gaap:RevenueNotFromContractWithCustomer

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	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	0.921	1.126	0.936	0.919	1.325	4.551	4.394	4.847	5.717	6.197	4.465	3.502
Percentage of RevenueNotFromContractWithCustomer	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:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod us-gaap:AwardType

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod

us-gaap:RestrictedStockUnitsRSU

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30
Value	17000.0	11000.0	16000.0	44000.0
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod	100.0	100.0	100.0	100.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue us-gaap:AwardType

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue

us-gaap:RestrictedStockUnitsRSU

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30
Value	4.81	3.12	7.59	75.94
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue	100.0	100.0	100.0	100.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue us-gaap:AwardType

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue

us-gaap:RestrictedStockUnitsRSU

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30
Value	1.0	0.39	1.97	131.81
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue	100.0	100.0	100.0	100.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod us-gaap:AwardType

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod

us-gaap:RestrictedStockUnitsRSU

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30
Value	22000.0	14000.0	9000.0	599000.0
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod	100.0	100.0	100.0	100.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue us-gaap:AwardType

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue

us-gaap:RestrictedStockUnitsRSU

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30
Value	0.49	0.23	0.34	64.4
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue	100.0	100.0	100.0	100.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate us-gaap:AwardType

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate

pcty:MarketShareUnits

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30
Value	0	0	0	52.0
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate	0.0	0.0	0.0	100.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate us-gaap:AwardType

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate

pcty:MarketShareUnits

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30
Value	0	0	0	0.18
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate	0.0	0.0	0.0	100.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfAdditionalSharesAuthorized us-gaap:PlanName

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfAdditionalSharesAuthorized

pcty:EquityIncentivePlan2014

Period End	2021-01-01	2020-01-01	2019-01-01	2018-01-01
Value	1000000.0	0	0	2367000.0
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfAdditionalSharesAuthorized	100.0	0.0	0.0	100.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue us-gaap:AwardType

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue

pcty:EmployeeAndNonemployeeStockOptions

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30
Value	25	20	25	11	11	16	1.409	0.671	4.019	7.197	1.501	12	3.07	3.758	23	3.38	12	2.813	1.648	3.891	4.866	0.908	4.653	2.935	1.685	5.054	1.839	0.224
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	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:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross us-gaap:AwardType

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross

pcty:MarketShareUnits

Period End	2020-08-31
Value	0.058
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross	100.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue us-gaap:AwardType

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue

pcty:MarketShareUnits

Period End	2020-08-31
Value	178.04
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue	100.0

us-gaap:ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice us-gaap:AwardType

us-gaap:ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice

pcty:EmployeeAndNonemployeeStockOptions

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30
Value	-0.59	-0.92	2.26	6.01
Percentage of ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice	100.0	100.0	100.0	100.0

us-gaap:StockIssuedDuringPeriodSharesEmployeeStockPurchasePlans us-gaap:StatementEquityComponents

us-gaap:StockIssuedDuringPeriodSharesEmployeeStockPurchasePlans

us-gaap:CommonStock

Period End	2021-06-30	2021-03-31	2020-12-31	2020-06-30	2020-03-31	2019-12-31	2019-06-30	2019-03-31	2018-12-31	2018-06-30	2018-03-31	2017-06-30	2017-03-31	2016-06-30	2016-03-31	2015-06-30	2015-03-31
Value	44000.0	0	60000.0	52000.0	0	45000.0	58000.0	0	58000.0	55000.0	0	63000.0	0	52000.0	0	47000.0	0
Percentage of StockIssuedDuringPeriodSharesEmployeeStockPurchasePlans	100.0	0.0	100.0	100.0	0.0	100.0	100.0	0.0	100.0	100.0	0.0	100.0	0.0	100.0	0.0	100.0	0.0

us-gaap:StockIssuedDuringPeriodSharesStockOptionsExercised us-gaap:AwardType

us-gaap:StockIssuedDuringPeriodSharesStockOptionsExercised

pcty:EmployeeAndNonemployeeStockOptions

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-12-31	2013-09-30	2013-03-31
Value	152000.0	104000.0	146000.0	88000.0	117000.0	130000.0	15000.0	8000.0	49000.0	117000.0	30000.0	182000.0	67000.0	103000.0	565000.0	104000.0	370000.0	130000.0	66000.0	125000.0	225000.0	57000.0	139000.0	115000.0	110000.0	238000.0	91000.0	13000.0	0	0	0	0	0
Percentage of StockIssuedDuringPeriodSharesStockOptionsExercised	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	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

us-gaap:StockIssuedDuringPeriodSharesStockOptionsExercised us-gaap:StatementEquityComponents

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
Value	152000.0	104000.0	146000.0	88000.0	117000.0	130000.0	15000.0	8000.0	49000.0	117000.0	30000.0	182000.0	67000.0	103000.0	565000.0	104000.0	370000.0	130000.0	66000.0	125000.0	225000.0	57000.0	139000.0	115000.0	110000.0	238000.0	91000.0	13000.0
Percentage of StockIssuedDuringPeriodSharesStockOptionsExercised	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	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:StockIssuedDuringPeriodValueEmployeeStockPurchasePlan

Period End	2021-06-30	2021-03-31	2020-12-31	2020-06-30	2020-03-31	2019-12-31	2019-06-30	2019-03-31	2018-12-31	2018-06-30	2018-03-31	2017-06-30	2017-03-31	2016-06-30	2016-03-31	2015-06-30	2015-03-31
Value	6.114	0.0	6.1	4.94	0.0	3.961	3.158	0.0	2.824	2.259	0.0	1.854	0.0	1.588	0.0	1.103	0.0
Percentage of StockIssuedDuringPeriodValueEmployeeStockPurchasePlan	100.0	0.0	100.0	100.0	0.0	100.0	100.0	0.0	100.0	100.0	0.0	100.0	0.0	100.0	0.0	100.0	0.0

us-gaap:StockIssuedDuringPeriodValueEmployeeStockPurchasePlan us-gaap:StatementEquityComponents

us-gaap:AdditionalPaidInCapital

Period End	2021-06-30	2021-03-31	2020-12-31	2020-06-30	2020-03-31	2019-12-31	2019-06-30	2019-03-31	2018-12-31	2018-06-30	2018-03-31	2017-06-30	2017-03-31	2016-06-30	2016-03-31	2015-06-30	2015-03-31
Value	6.114	0.0	6.1	4.94	0.0	3.961	3.158	0.0	2.824	2.259	0.0	1.854	0.0	1.588	0.0	1.103	0.0
Percentage of StockIssuedDuringPeriodValueEmployeeStockPurchasePlan	100.0	0.0	100.0	100.0	0.0	100.0	100.0	0.0	100.0	100.0	0.0	100.0	0.0	100.0	0.0	100.0	0.0

us-gaap:StockIssuedDuringPeriodValueStockOptionsExercised

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30
Value	836000.0	545000.0	1403000.0	529000.0	1372000.0	1318000.0	269000.0	120000.0	742000.0	1483000.0	416000.0	2241000.0	840000.0	1422000.0	4261000.0	1479000.0	4073000.0	1845000.0	964000.0	1669000.0	3424000.0	842000.0	1243000.0	688000.0	1871000.0	1847000.0	551000.0	66000.0
Percentage of StockIssuedDuringPeriodValueStockOptionsExercised	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	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:StockIssuedDuringPeriodValueStockOptionsExercised us-gaap:StatementEquityComponents

us-gaap:AdditionalPaidInCapital

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30
Value	836000.0	545000.0	1403000.0	529000.0	1372000.0	1318000.0	269000.0	120000.0	742000.0	1483000.0	416000.0	2241000.0	840000.0	1422000.0	4260000.0	1479000.0	4072000.0	1845000.0	964000.0	1669000.0	3424000.0	842000.0	1243000.0	688000.0	1871000.0	1847000.0	551000.0	66000.0
Percentage of StockIssuedDuringPeriodValueStockOptionsExercised	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

dei:EntityCommonStockSharesOutstanding

Period End	2021-04-30
Value	54
Percentage of EntityCommonStockSharesOutstanding	100.0

dei:EntityPublicFloat

Period End	2020-12-31
Value	7800
Percentage of EntityPublicFloat	100.0

pcty:AssetsCurrentBeforeFundsHeldForClients

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-06-30
Value	273	246	291	294	335	228	189	171	201	185	138	118	152	149	121	113	120	116	95	86	95	98	86	85	87	99	94	77	83	93	10
Percentage of AssetsCurrentBeforeFundsHeldForClients	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

pcty:AvailableForSaleSecuritiesDebtMaturitiesOneYearToTwoYearsAmortizedCost

Period End	2020-09-30
Value	8939000.0
Percentage of AvailableForSaleSecuritiesDebtMaturitiesOneYearToTwoYearsAmortizedCost	100.0

pcty:AvailableForSaleSecuritiesDebtMaturitiesOneYearToTwoYearsFairValue

Period End	2020-09-30
Value	9096000.0
Percentage of AvailableForSaleSecuritiesDebtMaturitiesOneYearToTwoYearsFairValue	100.0

pcty:CashAndCashEquivalentsAmortizedCost

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	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	202	175	218	221	250	114	75	100	132	90	84	63	137
Percentage of CashAndCashEquivalentsAmortizedCost	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

pcty:CashCashEquivalentsFundsHeldForClientsCashAndCashEquivalents

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-06-30
Value	1945	2194	2373	1536	1492	1634	1736	1135	1426	1687	1210	1110	1239	1402	1045
Percentage of CashCashEquivalentsFundsHeldForClientsCashAndCashEquivalents	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

pcty:ClientFundObligationsCurrent

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-06-30
Value	1759	2051	2204	1378	1327	1729	1845	1154	1394	1722	1258	1168	1225	1347	1345	941	942	1170	1092	770	1239	1422	883	542	591	731	858	432	417	541	355
Percentage of ClientFundObligationsCurrent	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

pcty:ContractWithCustomerRevenueDeferredToBeRecognizedInNextTwelveMonths us-gaap:ProductOrService

pcty:ContractWithCustomerRevenueDeferredToBeRecognizedInNextTwelveMonths

pcty:NonrecurringFees

Period End	2021-06-30
Value	7068000.0
Percentage of ContractWithCustomerRevenueDeferredToBeRecognizedInNextTwelveMonths	100.0

pcty:ContractWithCustomerRevenueDeferredToBeRecognizedInYearThreeAndThereafter us-gaap:ProductOrService

pcty:ContractWithCustomerRevenueDeferredToBeRecognizedInYearThreeAndThereafter

pcty:NonrecurringFees

Period End	2021-03-31	2020-12-31	2020-09-30
Value	975000.0	443000.0	234000.0
Percentage of ContractWithCustomerRevenueDeferredToBeRecognizedInYearThreeAndThereafter	100.0	100.0	100.0

pcty:ContractWithCustomerRevenueDeferredToBeRecognizedInYearTwo us-gaap:ProductOrService

pcty:ContractWithCustomerRevenueDeferredToBeRecognizedInYearTwo

pcty:NonrecurringFees

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30
Value	1600000.0	4425000.0	2680000.0	2116000.0
Percentage of ContractWithCustomerRevenueDeferredToBeRecognizedInYearTwo	100.0	100.0	100.0	100.0

pcty:ContractWithCustomerRevenueDeferredToBeRecognizedRemainderOfFiscalYear us-gaap:ProductOrService

pcty:ContractWithCustomerRevenueDeferredToBeRecognizedRemainderOfFiscalYear

pcty:NonrecurringFees

Period End	2021-03-31	2020-12-31	2020-09-30
Value	3389000.0	3942000.0	5320000.0
Percentage of ContractWithCustomerRevenueDeferredToBeRecognizedRemainderOfFiscalYear	100.0	100.0	100.0

pcty:ContractWithCustomerRevenueDeferredToBeRecognizedThereafter us-gaap:ProductOrService

pcty:ContractWithCustomerRevenueDeferredToBeRecognizedThereafter

pcty:NonrecurringFees

Period End	2021-06-30
Value	66000.0
Percentage of ContractWithCustomerRevenueDeferredToBeRecognizedThereafter	100.0

pcty:DeferredTaxAssetsOperatingLeaseLiabilities

Period End	2021-06-30	2020-06-30
Value	19	21
Percentage of DeferredTaxAssetsOperatingLeaseLiabilities	100.0	100.0

pcty:DeferredTaxLiabilitiesDeferredContractCosts

Period End	2021-06-30	2020-06-30	2019-06-30
Value	56	41	27
Percentage of DeferredTaxLiabilitiesDeferredContractCosts	100.0	100.0	100.0

pcty:DeferredTaxLiabilitiesOperatingLeaseRightOfUseAssets

Period End	2021-06-30	2020-06-30
Value	11	12
Percentage of DeferredTaxLiabilitiesOperatingLeaseRightOfUseAssets	100.0	100.0

pcty:FundsHeldForClientsCashAndCashEquivalents

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30
Value	1743	2019	2154	1314	1241	1520	1660	1035	1293	1596	1126	1046	1102	1272	1273	883	942
Percentage of FundsHeldForClientsCashAndCashEquivalents	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

pcty:FundsHeldForClientsCashAndCashEquivalents us-gaap:FairValueByFairValueHierarchyLevel

us-gaap:FairValueInputsLevel1

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	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	1743	2019	2154	1314	1241	1439	1620	1004	1244	1575	1108	1018	1076	1247	1245	867
Percentage of FundsHeldForClientsCashAndCashEquivalents	100.0	100.0	100.0	100.0	100.0	94.7	97.6	97.0	96.2	98.7	98.4	97.3	97.6	98.0	97.8	98.1

pcty:FundsHeldForClientsCashAndCashEquivalentsAmortizedCost

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	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	1743	2019	2154	1314	1241	1520	1660	1035	1293	1596	1126	1046	1102
Percentage of FundsHeldForClientsCashAndCashEquivalentsAmortizedCost	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

pcty:InvestmentsAccumulatedGrossUnrealizedGainBeforeTax

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	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	87000.0	185000.0	356000.0	608000.0	911000.0	313000.0	140000.0	167000.0	168000.0	85000.0	7000.0	16000.0	12000.0
Percentage of InvestmentsAccumulatedGrossUnrealizedGainBeforeTax	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

pcty:InvestmentsAmortizedCost

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	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	1966	2234	2436	1621	1614	1916	1997	1285	1556	1862	1363	1254	1363
Percentage of InvestmentsAmortizedCost	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

pcty:InvestmentsClassifiedAsLongTermPrepaidExpensesAndOther

Period End	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30
Value	2595000.0	2599000.0	6371000.0	6626000.0	1423000.0	708000.0
Percentage of InvestmentsClassifiedAsLongTermPrepaidExpensesAndOther	100.0	100.0	100.0	100.0	100.0	100.0

pcty:LiabilitiesCurrentBeforeClientFundObligations

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-06-30
Value	107	86	66	65	81	67	66	56	61	53	46	39	45	37	30	28	32	28	25	21	26	25	20	19	18	18	15	12	15	13	8.506
Percentage of LiabilitiesCurrentBeforeClientFundObligations	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

pcty:OperatingLossCarryforwardsNotSubjectToExpiration us-gaap:IncomeTaxAuthority

pcty:OperatingLossCarryforwardsNotSubjectToExpiration

pcty:FederalAndStateAuthorities

Period End	2021-06-30
Value	116
Percentage of OperatingLossCarryforwardsNotSubjectToExpiration	100.0

pcty:OperatingLossCarryforwardsSubjectToExpiration us-gaap:IncomeTaxAuthority

pcty:OperatingLossCarryforwardsSubjectToExpiration

us-gaap:DomesticCountry

Period End	2021-06-30	2020-06-30
Value	37	35
Percentage of OperatingLossCarryforwardsSubjectToExpiration	100.0	100.0

us-gaap:StateAndLocalJurisdiction

Period End	2021-06-30	2020-06-30
Value	73	26
Percentage of OperatingLossCarryforwardsSubjectToExpiration	196.5	73.6

pcty:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsExpectedToVestNumber us-gaap:AwardType

pcty:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsExpectedToVestNumber

us-gaap:RestrictedStockUnitsRSU

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30
Value	1314000.0	1325000.0	1367000.0	1345000.0
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsExpectedToVestNumber	100.0	100.0	100.0	100.0

pcty:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsExpectedToVestWeightedAverageGrantDateFairValue us-gaap:AwardType

pcty:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsExpectedToVestWeightedAverageGrantDateFairValue

us-gaap:RestrictedStockUnitsRSU

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30
Value	99.53	98.77	100.27	98.85
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsExpectedToVestWeightedAverageGrantDateFairValue	100.0	100.0	100.0	100.0

pcty:ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfCapitalSharesReservedForIssuance us-gaap:PlanName

pcty:ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfCapitalSharesReservedForIssuance

pcty:EquityIncentivePlan

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30
Value	2211000.0	2391000.0	2518000.0	2673000.0
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfCapitalSharesReservedForIssuance	100.0	100.0	100.0	100.0

pcty:TaxCreditCarryforwardNetAmount us-gaap:IncomeTaxAuthority, us-gaap:TaxCreditCarryforward

pcty:TaxCreditCarryforwardNetAmount

pcty:FederalAndStateAuthorities, pcty:ResearchAndDevelopmentAndOther

Period End	2021-06-30
Value	23
Percentage of TaxCreditCarryforwardNetAmount	100.0

us-gaap:AccruedLiabilitiesCurrentAndNoncurrent

Period End	2021-06-30	2020-06-30
Value	7549000.0	8083000.0
Percentage of AccruedLiabilitiesCurrentAndNoncurrent	100.0	100.0

us-gaap:AllowanceForDoubtfulAccountsReceivable

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-06-30	2012-06-30	2011-06-30
Value	800000.0	764000.0	661000.0	651000.0	617000.0	589000.0	488000.0	422000.0	473000.0	463000.0	384000.0	376000.0	375000.0	281000.0	257000.0	227000.0	266000.0	229000.0	244000.0	187000.0	193000.0	193000.0	184000.0	146000.0	149000.0	158000.0	158000.0	163000.0	126000.0	164000.0	118000.0	114000.0	80000.0
Percentage of AllowanceForDoubtfulAccountsReceivable	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	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:AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	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	87000.0	185000.0	356000.0	608000.0	911000.0	287000.0	138000.0	167000.0	168000.0	85000.0	7000.0	16000.0	12000.0	3000.0	5000.0	7000.0
Percentage of AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax	100.0	100.0	100.0	100.0	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:AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax us-gaap:FinancialInstrument

us-gaap:AssetBackedSecurities

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	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	17000.0	69000.0	168000.0	292000.0	424000.0	64000.0	68000.0	88000.0	55000.0	30000.0	3000.0	4000.0	1000.0
Percentage of AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax	19.5	37.3	47.2	48.0	46.5	22.3	49.3	52.7	32.7	35.3	42.9	25.0	8.3

us-gaap:CorporateDebtSecurities

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	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	70000.0	116000.0	188000.0	311000.0	414000.0	18000.0	54000.0	54000.0	59000.0	39000.0	4000.0	11000.0	8000.0
Percentage of AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax	80.5	62.7	52.8	51.2	45.4	6.3	39.1	32.3	35.1	45.9	57.1	68.8	66.7

us-gaap:USTreasurySecurities

Period End	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30
Value	5000.0	67000.0	155000.0	9000.0	17000.0	21000.0
Percentage of AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax	0.8	7.4	54.0	6.5	10.2	12.5

us-gaap:AvailableForSaleDebtSecuritiesAmortizedCostBasis

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	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	20	39	63	84	122	281	260	149	130	174	153	143	123	75	71	58
Percentage of AvailableForSaleDebtSecuritiesAmortizedCostBasis	100.0	100.0	100.0	100.0	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:AvailableForSaleDebtSecuritiesAmortizedCostBasis us-gaap:FinancialInstrument

us-gaap:AssetBackedSecurities

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	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	7.062	20	29	38	49	57	55	29	26	37	39	38	25
Percentage of AvailableForSaleDebtSecuritiesAmortizedCostBasis	34.5	51.0	47.4	45.2	40.9	20.4	21.4	19.7	20.3	21.6	25.8	26.9	20.9

us-gaap:CorporateDebtSecurities

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	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	13	19	33	42	44	52	22	17	27	31	36	32	37
Percentage of AvailableForSaleDebtSecuritiesAmortizedCostBasis	65.5	49.0	52.6	49.9	36.3	18.7	8.6	11.8	20.7	18.1	23.9	22.4	30.3

us-gaap:USTreasurySecurities

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
Value	4.15	21	21	33	21	13	12	16	16	9.879
Percentage of AvailableForSaleDebtSecuritiesAmortizedCostBasis	4.9	17.4	7.6	13.0	14.0	10.5	7.1	10.6	11.2	8.0

us-gaap:AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearAmortizedCost

Period End	2020-09-30
Value	75
Percentage of AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearAmortizedCost	100.0

us-gaap:AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearFairValue

Period End	2020-09-30
Value	76
Percentage of AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearFairValue	100.0

us-gaap:AvailableForSaleSecuritiesDebtSecurities

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	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	20	39	63	85	123	281	260	149	130	174	152	143	123	74	71	58
Percentage of AvailableForSaleSecuritiesDebtSecurities	100.0	100.0	100.0	100.0	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:AvailableForSaleSecuritiesDebtSecurities us-gaap:FairValueByFairValueHierarchyLevel

us-gaap:FairValueInputsLevel2

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30
Value	20	39	63	85	123	281	260	149	130	174	152	143	123	74	71	58
Percentage of AvailableForSaleSecuritiesDebtSecurities	100.0	100.0	100.0	100.0	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:AvailableForSaleSecuritiesDebtSecurities us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FinancialInstrument

us-gaap:FairValueInputsLevel2, us-gaap:AssetBackedSecurities

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	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	7.079	20	30	38	50	57	55	29	26	37	39	38	25
Percentage of AvailableForSaleSecuritiesDebtSecurities	34.5	50.9	47.4	45.2	40.9	20.4	21.4	19.8	20.3	21.6	25.8	26.9	20.9

us-gaap:FairValueInputsLevel2, us-gaap:CorporateDebtSecurities

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	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	13	19	33	42	44	52	22	17	27	31	36	32	37
Percentage of AvailableForSaleSecuritiesDebtSecurities	65.5	49.1	52.6	49.9	36.3	18.5	8.6	11.8	20.7	18.1	23.9	22.4	30.2

us-gaap:FairValueInputsLevel2, us-gaap:USTreasurySecurities

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
Value	4.155	21	21	33	21	13	12	16	16	9.877
Percentage of AvailableForSaleSecuritiesDebtSecurities	4.9	17.3	7.6	13.0	14.0	10.5	7.1	10.6	11.2	8.0

us-gaap:AvailableForSaleSecuritiesDebtSecurities us-gaap:FinancialInstrument

pcty:CorporateInvestments

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2018-06-30
Value	4.456	6.823	13	21	37	72	76	30	30	0.732
Percentage of AvailableForSaleSecuritiesDebtSecurities	21.7	17.2	21.5	24.8	30.2	25.8	29.3	20.4	22.9	0.6

pcty:FundsHeldForClients

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2018-06-30
Value	16	32	49	64	86	209	184	119	100	123
Percentage of AvailableForSaleSecuritiesDebtSecurities	78.3	82.8	78.5	75.2	69.8	74.2	70.7	79.6	77.1	99.4

us-gaap:AssetBackedSecurities

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	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	7.079	20	30	38	50	57	55	29	26	37	39	38	25
Percentage of AvailableForSaleSecuritiesDebtSecurities	34.5	50.9	47.4	45.2	40.9	20.4	21.4	19.8	20.3	21.6	25.8	26.9	20.9

us-gaap:CorporateDebtSecurities

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	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	13	19	33	42	44	52	22	17	27	31	36	32	37
Percentage of AvailableForSaleSecuritiesDebtSecurities	65.5	49.1	52.6	49.9	36.3	18.5	8.6	11.8	20.7	18.1	23.9	22.4	30.2

us-gaap:USTreasurySecurities

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
Value	4.155	21	21	33	21	13	12	16	16	9.877
Percentage of AvailableForSaleSecuritiesDebtSecurities	4.9	17.3	7.6	13.0	14.0	10.5	7.1	10.6	11.2	8.0

us-gaap:AvailableForSaleSecuritiesDebtSecuritiesCurrent

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	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	4.456	6.823	13	18	34	66	69	29	29	48	19	21	0.732
Percentage of AvailableForSaleSecuritiesDebtSecuritiesCurrent	100.0	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:CapitalizedComputerSoftwareAccumulatedAmortization

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-06-30
Value	105	99	93	88	82	77	72	67	63	59	55	50	46	42	38	35	32	29	26	24	22	21	19	18	17	16	16	15	14	14	12
Percentage of CapitalizedComputerSoftwareAccumulatedAmortization	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	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:CapitalizedComputerSoftwareGross

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-06-30
Value	150	142	134	127	119	111	104	97	90	84	78	72	67	62	57	53	49	45	41	37	34	31	29	27	24	22	21	20	19	18	15
Percentage of CapitalizedComputerSoftwareGross	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	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:CapitalizedComputerSoftwareNet

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-06-30
Value	45	42	40	39	36	34	31	29	27	24	23	22	21	20	18	17	17	16	14	13	11	10	9.309	8.724	7.357	6.206	5.704	5.574	5.093	3.8	2.614
Percentage of CapitalizedComputerSoftwareNet	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	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:CapitalizedContractCostNet

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	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	214	197	181	168	158	140	125	113	103	93	82	75	68
Percentage of CapitalizedContractCostNet	100.0	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:CapitalizedContractCostNet us-gaap:CapitalizedContractCost

pcty:CostToFulfillContract

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	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	69	61	55	49	44	38	32	26	20	15	10	5.343	0.0
Percentage of CapitalizedContractCostNet	32.2	31.3	30.7	29.6	28.1	27.4	26.0	23.3	20.4	16.9	13.1	7.1	0.0

pcty:CostToObtainNewContract

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	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	145	135	125	118	113	102	92	86	82	77	71	69	68
Percentage of CapitalizedContractCostNet	67.8	68.7	69.3	70.4	71.9	72.6	74.0	76.7	79.6	83.1	86.9	92.9	100.0

us-gaap:CapitalizedContractCostNetCurrent

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-07-01
Value	44	40	37	34	32	29	26	23	21	19	17	16	14
Percentage of CapitalizedContractCostNetCurrent	100.0	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:CapitalizedContractCostNetNoncurrent

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-07-01
Value	170	156	144	134	125	111	99	89	81	73	64	59	53
Percentage of CapitalizedContractCostNetNoncurrent	100.0	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:CommonStockCapitalSharesReservedForFutureIssuance us-gaap:AwardType

us-gaap:CommonStockCapitalSharesReservedForFutureIssuance

us-gaap:EmployeeStock

Period End	2021-06-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30
Value	1.194	0.898	0.95	0.95	0.995	0.995	1.053	1.053	1.111	1.111	1.166	0.771	0.824	0.824	0.888	0.888	0.951	0.951	1.003	1.003	1.053
Percentage of CommonStockCapitalSharesReservedForFutureIssuance	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	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:CommonStockCapitalSharesReservedForFutureIssuance us-gaap:PlanName

pcty:EquityIncentivePlan

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30
Value	12	12	11	11	12	12	12	12	13	13	13	13	13	13	11	12	12	12	10	10	10	10	8.551	8.67
Percentage of CommonStockCapitalSharesReservedForFutureIssuance	1048.8	0.0	0.0	0.0	1380.8	1317.7	1330.8	1272.4	1316.3	1249.5	1258.9	1196.7	1243.6	1190.7	1503.1	1465.9	1508.9	1428.4	1175.6	1102.0	1126.3	1077.8	852.5	823.4

us-gaap:ContractWithCustomerLiability

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	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	8734000.0	8789000.0	7065000.0	7670000.0	8434000.0	8960000.0	6853000.0	6580000.0	6289000.0	5999000.0	3623000.0	2019000.0	0
Percentage of ContractWithCustomerLiability	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:DeferredIncomeTaxAssetsNet

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2018-07-01	2018-06-30
Value	11	7.274	9.516	5.916	4.955	7.229	7.758	7.114	6.472	3.749	22
Percentage of DeferredIncomeTaxAssetsNet	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

us-gaap:DeferredIncomeTaxLiabilities

Period End	2021-06-30	2020-06-30	2019-06-30	2018-06-30	2017-06-30	2016-06-30	2015-06-30	2014-06-30	2013-06-30
Value	89	74	38	11	12	8.315	5.112	3.43	2.396
Percentage of DeferredIncomeTaxLiabilities	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

us-gaap:DeferredTaxAssetsGross

Period End	2021-06-30	2020-06-30	2019-06-30	2018-06-30	2017-06-30	2016-06-30	2015-06-30	2014-06-30	2013-06-30
Value	104	74	39	33	20	18	12	6.3	2.729
Percentage of DeferredTaxAssetsGross	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

us-gaap:DeferredTaxAssetsOperatingLossCarryforwards

Period End	2021-06-30	2020-06-30	2019-06-30	2018-06-30	2017-06-30	2016-06-30	2015-06-30	2014-06-30	2013-06-30
Value	32	13	9.98	10	0.253	4.498	4.332	1.641	0.359
Percentage of DeferredTaxAssetsOperatingLossCarryforwards	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

us-gaap:DeferredTaxAssetsOther

Period End	2021-06-30	2019-06-30	2018-06-30	2017-06-30
Value	179000.0	94000.0	146000.0	129000.0
Percentage of DeferredTaxAssetsOther	100.0	100.0	100.0	100.0

us-gaap:DeferredTaxAssetsTaxCreditCarryforwards

Period End	2021-06-30	2020-06-30	2019-06-30	2018-06-30
Value	23	16	11	7.674
Percentage of DeferredTaxAssetsTaxCreditCarryforwards	100.0	100.0	100.0	100.0

us-gaap:DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsShareBasedCompensationCost

Period End	2021-06-30	2020-06-30	2019-06-30	2018-06-30	2017-06-30	2016-06-30	2015-06-30	2014-06-30	2013-06-30
Value	15	13	10	10	11	7.367	4.671	2.149	0.333
Percentage of DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsShareBasedCompensationCost	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

us-gaap:DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAccruedLiabilities

Period End	2021-06-30	2020-06-30	2019-06-30	2018-06-30	2017-06-30	2016-06-30	2015-06-30	2014-06-30	2013-06-30
Value	13	9.915	4.25	2.709	2.29	1.812	1.313	0.761	0.583
Percentage of DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAccruedLiabilities	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

us-gaap:DeferredTaxLiabilitiesDeferredExpenseCapitalizedResearchAndDevelopmentCosts

Period End	2021-06-30	2020-06-30	2019-06-30	2018-06-30	2017-06-30	2016-06-30	2015-06-30	2014-06-30	2013-06-30
Value	10	8.563	6.294	4.711	5.649	3.681	2.837	1.95	1.024
Percentage of DeferredTaxLiabilitiesDeferredExpenseCapitalizedResearchAndDevelopmentCosts	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

us-gaap:DeferredTaxLiabilitiesGoodwillAndIntangibleAssetsIntangibleAssets

Period End	2021-06-30	2020-06-30
Value	994000.0	781000.0
Percentage of DeferredTaxLiabilitiesGoodwillAndIntangibleAssetsIntangibleAssets	100.0	100.0

us-gaap:DeferredTaxLiabilitiesPropertyPlantAndEquipment

Period End	2021-06-30	2020-06-30	2019-06-30	2018-06-30	2017-06-30	2016-06-30	2015-06-30	2014-06-30	2013-06-30
Value	9.763	11	5.581	6.379	6.5	4.543	2.067	1.406	1.306
Percentage of DeferredTaxLiabilitiesPropertyPlantAndEquipment	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0

us-gaap:EmployeeRelatedLiabilitiesCurrent

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-06-30
Value	73	53	36	35	53	38	36	26	39	31	28	21	31	25	22	17	25	20	18	14	21	21	14	13	14	13	9.481	8.756	8.781	8.006	5.549
Percentage of EmployeeRelatedLiabilitiesCurrent	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	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:EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedShareBasedAwardsOtherThanOptions us-gaap:AwardType

us-gaap:EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedShareBasedAwardsOtherThanOptions

pcty:MarketShareUnits

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30
Value	6.608	7.272	7.904	8.541
Percentage of EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedShareBasedAwardsOtherThanOptions	100.0	100.0	100.0	100.0

us-gaap:RestrictedStockUnitsRSU

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30
Value	55	68	82	92
Percentage of EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedShareBasedAwardsOtherThanOptions	836.7	942.2	1041.8	1087.4

us-gaap:FiniteLivedIntangibleAssetsAccumulatedAmortization

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	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	14	13	12	11	10	9.667	9.104	8.542	7.979	7.416	6.854	6.291	5.728	5.109	4.751	4.392	4.033	3.663	3.283	2.902	2.521	2.141	1.76	1.379	0.999	-0.65	-0.46	-0.27	-0.08
Percentage of FiniteLivedIntangibleAssetsAccumulatedAmortization	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	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:FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30
Value	4093000.0	4093000.0	4093000.0	3358000.0
Percentage of FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths	100.0	100.0	100.0	100.0

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseRemainderOfFiscalYear

Period End	2021-03-31	2020-12-31	2020-09-30
Value	1028000.0	2056000.0	2533000.0
Percentage of FiniteLivedIntangibleAssetsAmortizationExpenseRemainderOfFiscalYear	100.0	100.0	100.0

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearFive

Period End	2021-06-30
Value	241000.0
Percentage of FiniteLivedIntangibleAssetsAmortizationExpenseYearFive	100.0

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearFour

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30
Value	1860000.0	1860000.0	1860000.0	1208000.0
Percentage of FiniteLivedIntangibleAssetsAmortizationExpenseYearFour	100.0	100.0	100.0	100.0

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearThree

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30
Value	2914000.0	2914000.0	2914000.0	2232000.0
Percentage of FiniteLivedIntangibleAssetsAmortizationExpenseYearThree	100.0	100.0	100.0	100.0

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30
Value	3919000.0	3919000.0	3919000.0	3185000.0
Percentage of FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo	100.0	100.0	100.0	100.0

us-gaap:FiniteLivedIntangibleAssetsGross

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	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	27	27	27	23	23	18	18	18	18	18	18	18	18	18	12	12	12	12	12	12	12	12	12	12	12	6.4	6.4	6.4	6.4
Percentage of FiniteLivedIntangibleAssetsGross	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	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:FiniteLivedIntangibleAssetsGross us-gaap:FiniteLivedIntangibleAssetsByMajorClass

pcty:ProprietaryTechnology

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30
Value	6.129	6.129	6.129	2.962	2.962
Percentage of FiniteLivedIntangibleAssetsGross	22.4	22.4	22.4	12.4	12.4

us-gaap:CustomerRelationships

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	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	19	19	19	19	19	18	18	18	18	18	18	18	18	17	12	12	12	12	12	12	12	12	12	12	12	6.18	6.18	6.18	6.18
Percentage of FiniteLivedIntangibleAssetsGross	70.2	70.2	70.2	80.5	80.5	96.8	96.8	96.8	96.8	96.8	96.8	96.8	96.8	96.8	97.2	97.2	97.2	97.2	97.2	97.2	97.2	97.2	97.2	97.2	97.2	96.6	96.6	96.6	96.6

us-gaap:NoncompeteAgreements

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	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	1.6	1.6	1.6	1.35	1.35	0.6	0.6	0.6	0.6	0.6	0.6	0.6	0.6	0.6	0.36	0.36	0.36	0.36	0.36	0.36	0.36	0.36	0.36	0.36	0.36	0.22	0.22	0.22	0.22
Percentage of FiniteLivedIntangibleAssetsGross	5.8	5.8	5.8	5.7	5.7	3.2	3.2	3.2	3.2	3.2	3.2	3.2	3.2	3.2	2.8	2.8	2.8	2.8	2.8	2.8	2.8	2.8	2.8	2.8	2.8	3.4	3.4	3.4	3.4

us-gaap:TradeNames

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30
Value	0.44	0.44	0.44	0.35	0.35
Percentage of FiniteLivedIntangibleAssetsGross	1.6	1.6	1.6	1.5	1.5

us-gaap:FundsHeldForClients

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-06-30
Value	1759	2051	2204	1378	1327	1729	1845	1154	1394	1722	1258	1168	1225	1347	1345	941	942	1170	1092	770	1239	1422	883	542	591	731	858	432	417	541	355
Percentage of FundsHeldForClients	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	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:Investments

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30
Value	1966	2234	2436	1621	1615	1916	1997	1285	1556	1862	1363	1253	1226	1347	1345	942	942
Percentage of Investments	100.0	100.0	100.0	100.0	100.0	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:Investments us-gaap:FairValueByFairValueHierarchyLevel

us-gaap:FairValueInputsLevel1

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	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	1945	2194	2373	1536	1492	1530	1671	1085	1361	1640	1188	1078	1076	1247	1245	867
Percentage of Investments	99.0	98.2	97.4	94.7	92.4	79.9	83.7	84.4	87.4	88.1	87.1	86.0	87.8	92.6	92.6	92.1

us-gaap:FairValueInputsLevel2

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30
Value	20	39	63	85	123	386	326	200	195	221	175	175	149	100	99	74
Percentage of Investments	1.0	1.8	2.6	5.3	7.6	20.1	16.3	15.6	12.6	11.9	12.9	14.0	12.2	7.4	7.4	7.9

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths

Period End	2021-06-30
Value	10
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths	100.0

us-gaap:OperatingLossCarryforwards us-gaap:IncomeTaxAuthority

us-gaap:OperatingLossCarryforwards

us-gaap:DomesticCountry

Period End	2021-06-30	2020-06-30	2019-06-30	2018-06-30	2017-06-30	2016-06-30	2015-06-30
Value	129	55	41	45	0.484	12	11
Percentage of OperatingLossCarryforwards	100.0	100.0	100.0	100.0	100.0	100.0	100.0

us-gaap:StateAndLocalJurisdiction

Period End	2021-06-30	2020-06-30	2019-06-30	2018-06-30	2017-06-30	2016-06-30	2015-06-30
Value	98	32	19	18	1.777	4.703	8.254
Percentage of OperatingLossCarryforwards	76.3	57.8	47.0	40.2	367.1	37.8	71.9

us-gaap:PrepaidExpenseAndOtherAssetsNoncurrent

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	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	4223000.0	3773000.0	3218000.0	5016000.0	4917000.0	8266000.0	8290000.0	3380000.0	1975000.0	2766000.0	3266000.0	3132000.0	1504000.0
Percentage of PrepaidExpenseAndOtherAssetsNoncurrent	100.0	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:RevenueRemainingPerformanceObligation

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30
Value	47	47	42	45
Percentage of RevenueRemainingPerformanceObligation	100.0	100.0	100.0	100.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber us-gaap:AwardType

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber

us-gaap:RestrictedStockUnitsRSU

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	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	1388000.0	1416000.0	1439000.0	1448000.0	1626000.0	1654000.0	1683000.0	1704000.0	1813000.0	1849000.0	1898000.0	1922000.0	1879000.0	1874000.0	1862000.0	1876000.0	1455000.0	1479000.0	1501000.0	1522000.0	1003000.0	978000.0	989000.0	1002000.0	386000.0	370000.0	377000.0	480000.0	102000.0
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	100.0	100.0	100.0	100.0	100.0	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:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue us-gaap:AwardType

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue

us-gaap:RestrictedStockUnitsRSU

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	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	100.33	99.54	99.82	98.81	73.96	73.57	73.21	73.06	53.78	53.19	52.86	52.63	43.39	42.89	42.68	42.66	39.96	39.06	39.06	39.1	32.74	32.45	32.38	32.34	24.98	24.71	24.57	23.11	17.0
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	100.0	100.0	100.0	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:ShareBasedCompensationArrangementByShareBasedPaymentAwardMaximumEmployeeSubscriptionRate us-gaap:AwardType

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardMaximumEmployeeSubscriptionRate

us-gaap:EmployeeStock

Period End	2021-06-30
Value	10.0
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardMaximumEmployeeSubscriptionRate	100.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant us-gaap:PlanName

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant

pcty:EquityIncentivePlan

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-06-30
Value	10	10	9.28	9.258	9.519	9.492	9.458	9.439	9.759	9.734	9.665	9.649	10	10	7.649	7.56	8.227	8.078	5.676	5.625	6.244	6.134	3.79	3.709	4.49	4.391	2.036	2.581
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	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:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber us-gaap:AwardType

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber

pcty:EmployeeAndNonemployeeStockOptions

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30
Value	765000.0	917000.0	1021000.0	1167000.0
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber	100.0	100.0	100.0	100.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice us-gaap:AwardType

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice

pcty:EmployeeAndNonemployeeStockOptions

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30
Value	16.06	14.3	13.38	12.91
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice	100.0	100.0	100.0	100.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue us-gaap:AwardType

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue

pcty:EmployeeAndNonemployeeStockOptions

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30	2020-06-30	2020-03-31	2019-12-31	2019-09-30	2019-06-30	2019-03-31	2018-12-31	2018-09-30	2018-06-30	2018-03-31	2017-12-31	2017-09-30	2017-06-30	2017-03-31	2016-12-31	2016-09-30	2016-06-30	2016-03-31	2015-12-31	2015-09-30	2015-06-30	2015-03-31	2014-12-31	2014-09-30	2014-06-30	2014-03-31	2013-06-30
Value	133	151	196	173	167	104	163	129	124	120	80	117	88	76	72	98	92	84	60	109	108	77	107	72	98	71	66	41	51	62	7.028
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	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:SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1 us-gaap:AwardType

us-gaap:SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1

pcty:EmployeeAndNonemployeeStockOptions

Period End	2021-06-30	2021-03-31	2020-12-31	2020-09-30
Value	133	151	196	173
Percentage of SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1	100.0	100.0	100.0	100.0

Line plots across dimensions of each concept

TTM Greenblatt ROC
_
(None,)

us-gaap:AllocatedShareBasedCompensationExpense
us-gaap:IncomeStatementLocation
(None,)

us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax
us-gaap:ProductOrService
(None,)

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

us-gaap:PropertyPlantAndEquipmentGross
us-gaap:PropertyPlantAndEquipmentByType
(None,)

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

PCTY

Table of contents

Plots across concepts

Tables

Common Stock Value

us-gaap:CommonStockValue

us-gaap:CommonStockValue

Common Stock Shares Issued

us-gaap:CommonStockSharesIssued

us-gaap:CommonStockSharesIssued

Common Stock Shares Authorized

us-gaap:CommonStockSharesAuthorized

us-gaap:CommonStockSharesAuthorized

Preferred Stock Shares Authorized

us-gaap:PreferredStockSharesAuthorized

us-gaap:PreferredStockSharesAuthorized

Common Stock Shares Outstanding

us-gaap:CommonStockSharesOutstanding

us-gaap:CommonStockSharesOutstanding

us-gaap:CommonStockSharesOutstanding us-gaap:StatementEquityComponents

us-gaap:CommonStock

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

Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount

us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount

us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount

us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecurities

pcty:MarketShareUnits

us-gaap:RestrictedStockUnitsRSU

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 us-gaap:IncomeStatementLocation

us-gaap:CostOfSales

us-gaap:GeneralAndAdministrativeExpense

us-gaap:ResearchAndDevelopmentExpense

us-gaap:SellingAndMarketingExpense

us-gaap:AllocatedShareBasedCompensationExpense us-gaap:RetirementPlanType

pcty:DeferredCompensationShareBasedPaymentsModifiedAgreement

Comprehensive Income Net Of Tax

us-gaap:ComprehensiveIncomeNetOfTax

us-gaap:ComprehensiveIncomeNetOfTax

Cost Of Goods And Services Sold

us-gaap:CostOfGoodsAndServicesSold

us-gaap:CostOfGoodsAndServicesSold

Cost Of Revenue

us-gaap:CostOfRevenue

us-gaap:CostOfRevenue

General And Administrative Expense

us-gaap:GeneralAndAdministrativeExpense

us-gaap:GeneralAndAdministrativeExpense

Gross Profit

us-gaap:GrossProfit

us-gaap:GrossProfit

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

us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest

us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest

Income Tax Expense Benefit

us-gaap:IncomeTaxExpenseBenefit

us-gaap:IncomeTaxExpenseBenefit

Income Taxes Paid Net

us-gaap:IncomeTaxesPaidNet

us-gaap:IncomeTaxesPaidNet

Interest Paid Net

us-gaap:InterestPaidNet

us-gaap:InterestPaidNet

Net Income Loss

us-gaap:NetIncomeLoss

us-gaap:NetIncomeLoss

us-gaap:NetIncomeLoss us-gaap:StatementEquityComponents