ADP


Line plots across dimensions of each concept
Tables

Table of contents



us-gaap:CommonStockSharesOutstanding

us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding

us-gaap:WeightedAverageNumberOfSharesOutstandingBasic

us-gaap:EarningsPerShareBasic

us-gaap:EarningsPerShareDiluted

us-gaap:IncomeLossFromContinuingOperationsPerBasicShare

us-gaap:IncomeLossFromContinuingOperationsPerDilutedShare

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

us-gaap:Revenues
us-gaap:StatementBusinessSegments

us-gaap:CostOfGoodsAndServicesSold

us-gaap:CostOfGoodsAndServicesSoldDepreciationAndAmortization

us-gaap:SellingGeneralAndAdministrativeExpense

us-gaap:InterestExpense

us-gaap:OperatingCostsAndExpenses

us-gaap:CostsAndExpenses

us-gaap:SellingGeneralAndAdministrativeExpense

us-gaap:InterestExpense

us-gaap:NonoperatingIncomeExpense

us-gaap:IncomeTaxExpenseBenefit

us-gaap:IncomeTaxesPaidNet

us-gaap:ComprehensiveIncomeNetOfTax

us-gaap:ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest
us-gaap:StatementEquityComponents

us-gaap:NetIncomeLoss
us-gaap:StatementEquityComponents

us-gaap:Assets

us-gaap:Liabilities

us-gaap:LiabilitiesAndStockholdersEquity

us-gaap:StockholdersEquity

us-gaap:AssetsCurrent

us-gaap:CashAndCashEquivalentsAtCarryingValue

us-gaap:AccountsReceivableNetCurrent

us-gaap:OtherAssetsCurrent

us-gaap:PropertyPlantAndEquipmentNet

us-gaap:Goodwill
us-gaap:StatementBusinessSegments

us-gaap:IntangibleAssetsNetExcludingGoodwill

us-gaap:OtherAssetsNoncurrent

us-gaap:LiabilitiesCurrent

us-gaap:DebtCurrent

us-gaap:AccountsPayableCurrent

us-gaap:AccruedIncomeTaxesCurrent

us-gaap:LongTermDebtNoncurrent

us-gaap:OtherLiabilitiesNoncurrent

us-gaap:StockholdersEquity

us-gaap:StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest
us-gaap:StatementEquityComponents

us-gaap:AdditionalPaidInCapitalCommonStock

us-gaap:RetainedEarningsAccumulatedDeficit

us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax
us-gaap:StatementEquityComponents

us-gaap:TreasuryStockValue

us-gaap:NetCashProvidedByUsedInOperatingActivities

us-gaap:NetCashProvidedByUsedInInvestingActivities

us-gaap:NetCashProvidedByUsedInFinancingActivities

us-gaap:NetCashProvidedByUsedInOperatingActivities

us-gaap:NetIncomeLoss
us-gaap:StatementEquityComponents

us-gaap:DepreciationDepletionAndAmortization

us-gaap:NetCashProvidedByUsedInInvestingActivities

us-gaap:NetCashProvidedByUsedInFinancingActivities

us-gaap:RepaymentsOfLongTermDebt

us-gaap:PaymentsOfDividends

us-gaap:PaymentsOfDividends

us-gaap:PaymentsForRepurchaseOfCommonStock

us-gaap:RepaymentsOfLongTermDebt
us-gaap:DebtInstrument
us-gaap:DebtInstrumentInterestRateStatedPercentage

us-gaap:EffectiveIncomeTaxRateContinuingOperations

us-gaap:ShareBasedCompensation

us-gaap:OperatingLeaseRightOfUseAsset

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents

adp:ClientFundsHeldinGrantorTrust

adp:DeferredIncomeTaxExpenseBenefitNetofDisposals

adp:DirectPassThroughCostsPEORevenues

adp:EffectOfEmployeeRestrictedStockSharesOnWeightedAverageNumberOfDilutedSharesOutstanding

adp:InterestOnFundsHeldClients
us-gaap:DebtInstrument
adp:LineOfCreditFacilityPotentiallyAvailableIncreaseInMaximumBorrowingCapacity

adp:NetDecreaseIncreaseInClientFundsObligations

adp:NetProceedsfromstockpurchaseplanandstockbasedcompensationplans

adp:Netrepaymentsofproceedsfromreverserepurchaseagreements

adp:PEORevenues

adp:ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodTax
us-gaap:StatementEquityComponents

adp:RevenuesNet

adp:StockBasedCompensationExpenseinEquity
us-gaap:StatementEquityComponents

adp:Systemsdevelopmentprogrammingcosts

us-gaap:AccretionAmortizationOfDiscountsAndPremiumsInvestments

us-gaap:AllocatedShareBasedCompensationExpense
us-gaap:IncomeStatementLocation

us-gaap:AmortizationOfIntangibleAssets

us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount

us-gaap:AvailableForSaleSecuritiesGrossRealizedGains

us-gaap:AvailableForSaleSecuritiesGrossRealizedLosses

us-gaap:CapitalizedContractCostAmortization

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect

us-gaap:CommonStockDividendsPerShareDeclared
us-gaap:DebtInstrument
us-gaap:DebtInstrumentInterestRateDuringPeriod

us-gaap:DefinedBenefitPlanAmortizationOfGainsLosses

us-gaap:DefinedBenefitPlanExpectedReturnOnPlanAssets

us-gaap:DefinedBenefitPlanInterestCost

us-gaap:DefinedBenefitPlanNetPeriodicBenefitCost

us-gaap:DefinedBenefitPlanRecognizedNetGainLossDueToSettlementsAndCurtailments1

us-gaap:DefinedBenefitPlanServiceCost

us-gaap:DividendsStock
us-gaap:StatementEquityComponents

us-gaap:EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents

us-gaap:GainLossOnDispositionOfAssets1

us-gaap:GainLossOnSaleOfProperties

us-gaap:GainOnSaleOfInvestments

us-gaap:GoodwillForeignCurrencyTranslationGainLoss
us-gaap:StatementBusinessSegments

us-gaap:GoodwillPeriodIncreaseDecrease
us-gaap:StatementBusinessSegments

us-gaap:ImpairmentOfIntangibleAssetsFinitelived

us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments
us-gaap:StatementBusinessSegments

us-gaap:IncreaseDecreaseInAccountsAndNotesReceivable

us-gaap:IncreaseDecreaseInAccountsPayableTrade

us-gaap:IncreaseDecreaseInAccruedLiabilities

us-gaap:IncreaseDecreaseInOtherOperatingAssets

us-gaap:IncrementalCommonSharesAttributableToCallOptionsAndWarrants

us-gaap:InterestPaidNet

us-gaap:InvestmentIncomeInterest

us-gaap:LeaseCost

us-gaap:NetPeriodicDefinedBenefitsExpenseReversalOfExpenseExcludingServiceCostComponent

us-gaap:OperatingLeaseCost

us-gaap:OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossArisingDuringPeriodNetOfTax

us-gaap:OtherComprehensiveIncomeLossBeforeReclassificationsBeforeTax
us-gaap:StatementEquityComponents

us-gaap:OtherComprehensiveIncomeLossBeforeReclassificationsTax
us-gaap:StatementEquityComponents

us-gaap:OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAndTax

us-gaap:OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationTax

us-gaap:OtherComprehensiveIncomeLossNetOfTax

us-gaap:OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax

us-gaap:OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesTax

us-gaap:OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansBeforeTax

us-gaap:OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansTax

us-gaap:OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax

us-gaap:OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax

us-gaap:OtherNoncashExpense

us-gaap:PaymentsToAcquireBusinessesNetOfCashAcquired

us-gaap:PaymentsToAcquireIntangibleAssets

us-gaap:PaymentsToAcquireMarketableSecurities

us-gaap:PaymentsToAcquireOtherPropertyPlantAndEquipment

us-gaap:PensionExpense

us-gaap:ProceedsFromSaleOfAvailableForSaleSecurities
us-gaap:SubsequentEventType

us-gaap:ProceedsFromSaleOfPropertyPlantAndEquipment

us-gaap:ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodBeforeTax
us-gaap:StatementEquityComponents

us-gaap:ShortTermLeaseCost
us-gaap:DebtInstrument
us-gaap:ShorttermDebtAverageOutstandingAmount

us-gaap:StockIssuedDuringPeriodValueShareBasedCompensation
us-gaap:StatementEquityComponents

us-gaap:TreasuryStockSharesAcquired

us-gaap:TreasuryStockValueAcquiredCostMethod
us-gaap:StatementEquityComponents

us-gaap:VariableLeaseCost

adp:AvailableforSaleSecuritiesUnrealizedGains
us-gaap:FinancialInstrument

adp:AvailableforsalesecuritiesUnrealizedLoss
us-gaap:FinancialInstrument

adp:CashEquivalentsAtAmortizedCost

adp:ClientFundsObligations

adp:FundsHeldClients

adp:ObligationsUnderReverseRepurchaseAgreements

adp:TotalAssetsBeforeFundsHeldClients

adp:TotalCorporateInvestmentsAndFundsHeldForClientsAmortizedCost

adp:TotalCorporateInvestmentsAndFundsHeldForClientsFairValue

adp:TotalCorporateInvestmentsAndFundsHeldForClientsGrossUnrealizedGains

adp:TotalCorporateInvestmentsAndFundsHeldForClientsGrossUnrealizedLosses

adp:TotalCurrentLiabilitiesBeforeClientFundsObligations

adp:TotalFundsHeldToSatisfyClientFundObligationAtCarryingValue

us-gaap:AccountsReceivableNetNoncurrent

us-gaap:AccruedLiabilitiesCurrent

us-gaap:AllowanceForDoubtfulAccountsReceivableCurrent

us-gaap:AllowanceForDoubtfulAccountsReceivableNoncurrent

us-gaap:AvailableForSaleSecurities
us-gaap:FairValueByFairValueHierarchyLevel
us-gaap:FinancialInstrument
us-gaap:InvestmentSecondaryCategorization

us-gaap:AvailableForSaleSecuritiesAmortizedCost
us-gaap:FinancialInstrument

us-gaap:AvailableForSaleSecuritiesContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss
us-gaap:FinancialInstrument

us-gaap:AvailableForSaleSecuritiesContinuousUnrealizedLossPositionAccumulatedLoss
us-gaap:FinancialInstrument

us-gaap:AvailableForSaleSecuritiesContinuousUnrealizedLossPositionFairValue
us-gaap:FinancialInstrument

us-gaap:AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss
us-gaap:FinancialInstrument

us-gaap:AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsFairValue
us-gaap:FinancialInstrument

us-gaap:AvailableForSaleSecuritiesContinuousUnrealizedLossPositionTwelveMonthsOrLongerFairValue
us-gaap:FinancialInstrument
adp:AccountClassification
us-gaap:AvailableForSaleSecuritiesRestricted

us-gaap:CapitalizedContractCostNet

us-gaap:CashEquivalentsAtCarryingValue

us-gaap:ContractWithCustomerLiability

us-gaap:ContractWithCustomerLiabilityCurrent
us-gaap:DebtInstrument
us-gaap:DebtInstrumentInterestRateEffectivePercentage

us-gaap:DeferredIncomeTaxLiabilitiesNet

us-gaap:DeferredRevenueNoncurrent

us-gaap:DividendsPayableCurrentAndNoncurrent

us-gaap:EmployeeRelatedLiabilitiesCurrent

us-gaap:FiniteLivedIntangibleAssetsAccumulatedAmortization
us-gaap:FiniteLivedIntangibleAssetsByMajorClass

us-gaap:FiniteLivedIntangibleAssetsGross
us-gaap:FiniteLivedIntangibleAssetsByMajorClass

us-gaap:Investments
us-gaap:DebtInstrument
us-gaap:LineOfCreditFacilityMaximumBorrowingCapacity

us-gaap:MarketableSecuritiesCurrent

us-gaap:MarketableSecuritiesNoncurrent

us-gaap:NewAccountingPronouncementOrChangeInAccountingPrincipleCumulativeEffectOfChangeOnEquityOrNetAssets1
us-gaap:StatementEquityComponents

us-gaap:NotesPayable
us-gaap:DebtInstrument

us-gaap:OperatingLeaseLiabilityNoncurrent

us-gaap:OtherLongTermDebtNoncurrent

us-gaap:PreferredStockParOrStatedValuePerShare

us-gaap:PreferredStockSharesAuthorized

us-gaap:RestrictedCashAndCashEquivalents

us-gaap:ShortTermBorrowings

us-gaap:TreasuryStockShares

us-gaap:UnamortizedLoanCommitmentAndOriginationFeesAndUnamortizedDiscountsOrPremiums

Tables

  2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-30
us-gaap:CommonStockSharesOutstanding ▁▁▁▂▂▂▂▂▂▂▃▃▃▃▃▄▄▄▄▅▅▆▆▆▆▆▆▆▇▇▇▇▇▇▇▇██429431433434435436438438441442444445447448453455456458463466471477481480481481481482485484484484489489488490498494NA492NANANA
us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding ▁▄█431433435NA436438439NA443443445NA449450455NA456460465NA474480481NA483482484NA486486488NA493492493NA501496494NA505506NA
us-gaap:WeightedAverageNumberOfSharesOutstandingBasic ▁▄█430431432NA434435436NA441441442NA446447452NA454457462NA470476478NA478478480NA482482483NA488486487NA496492491NA502502NA
us-gaap:EarningsPerShareBasic █▆▆▅▇▅▅▁▆▄▄▂▅▅▃▃▅▃▃▃▄▃▃▂▅▃▃1.911.511.351.09999999999999961.741.281.160.260000000000000231.461.060.910.60000000000000011.321.140.820.62999999999999991.170.750.730.71999999999999981.040.70.620.60999999999999991.090.790.68NA1.00.810.63NA0.930.770.62NA0.850.630.57NA0.80.63NA
us-gaap:EarningsPerShareDiluted █▆▆▅▇▅▅▁▆▄▄▂▅▅▃▃▅▃▃▃▄▃▂▂▄▃▃1.91.51.341.08999999999999991.731.271.150.260000000000000231.451.050.90.60000000000000011.311.130.810.62000000000000011.170.740.720.71999999999999981.030.690.610.60000000000000011.080.780.68NA0.990.80.63NA0.920.760.61NA0.850.620.56NA0.80.62NA
us-gaap:IncomeLossFromContinuingOperationsPerBasicShare █▆▆▅▇▅▅▁▆▄▄▂▆▅▃▃▅▃▃▂▄▃▃▂▄▃▃▂▄▃▃▂▄▃▃▂▄▃▂▂▃▃▂1.911.511.351.11.741.281.160.251.461.060.910.61.321.140.820.621.170.750.730.551.050.70.620.61.070.790.680.471.00.730.630.530.930.770.620.490.850.630.570.420.80.630.56
us-gaap:IncomeLossFromContinuingOperationsPerDilutedShare █▆▆▅▇▅▅▁▆▄▄▂▅▅▃▃▅▃▃▂▄▃▃▂▄▃▃▂▄▃▃▂▄▃▃▂▄▃▂▂▃▃▂1.91.51.341.091.731.271.150.251.451.050.90.591.311.130.810.621.170.740.720.551.040.70.620.61.060.780.680.470.990.720.620.530.920.760.610.480.850.620.560.420.790.620.56
  2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-30
us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax █▇▆▆▇▆▅▅▇▅▅▄▆▄▄▄▅▄▃▃▄▃▃▅▅▄▄▄▅▃▃▃▄▃▃▂▃▂▁▁▂▁▁4047366934953498384735053323331836963238307730643410298729162898324828072714269430312661257330733320298228392810311427472637263629232583252225072737240522292190244321982096
 us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:ProductOrService adp:Global█▆▅▅█▄▃▅▆▂▁540511503505545490473499513469449NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:ProductOrService adp:HCM█▅▃▃▇▄▃▂▆▂▁18581647156815551771159915201508175915121424NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:ProductOrService adp:HRO█▅▂▂▆▃▁742650591589678614557NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:ProductOrService adp:PEO█▇▆▆▅▅▄▃▂▂▁747722699701684673653634626607595NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:ProductOrService,us-gaap:StatementBusinessSegments adp:Global,adp:EmployerServicesSegment█▆▅▅█▄▃▅▆▂▁540511503505545490473499513469449NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:ProductOrService,us-gaap:StatementBusinessSegments adp:HCM,adp:EmployerServicesSegment█▅▃▃▇▄▃▂▆▂▁18591649157015561774159915211516175615121425NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:ProductOrService,us-gaap:StatementBusinessSegments adp:HRO,adp:ProfessionalEmployeeOrganizationServicesSegment█▅▂▂▆▃▁489411356359448383332NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:ProductOrService,us-gaap:StatementBusinessSegments adp:PEO,adp:ProfessionalEmployeeOrganizationServicesSegment█▇▆▆▅▅▄▃▂▂▁747722699701684673653634626607595NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:StatementBusinessSegments adp:EmployerServicesSegment█▅▄▄▇▄▃▃▆▂▁28112537244124352719245023382349262822972179NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:StatementBusinessSegments adp:ProfessionalEmployeeOrganizationServicesSegment█▆▄▄▆▄▃▃▄▂▁1238113410561062113410589879721067942899NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:Revenues █▇▆▆▇▆▅▅▇▅▅▄▆▄▄▄▅▄▃▃▄▃▃▅▅▄▄▄▅▃▃▃▄▃▃▂▃▂▁▁▂▁▁4047366934953498384735053323331836933235307830643410298729162898324828072714269430312661257330733320298228392810311427472637263629232583252225072737240522292190244321982096
 us-gaap:Revenues us-gaap:StatementBusinessSegments adp:EmployerServicesSegment█▆▅▅▇▅▄▅█▅▄▄▆▄▃▄▆▃▂▃▅▃▂▂▄▂▁281125372441243527192450233824992804243723162337262723092261229125762212213021532474216920992139235020871968NA221219071819NA210818271750NA197317071599NANANANA
 us-gaap:Revenues us-gaap:StatementBusinessSegments adp:ProfessionalEmployeeOrganizationServicesSegment█▇▆▆▇▆▆▅▆▅▅▅▅▄▄▄▄▃▃▃▃▂▂▂▂▁▁1238113410561062113410589879761071945903891974822794767866737701677748625594584650531505NA565465451NA513413400NA447358341NANANANA
us-gaap:CostOfGoodsAndServicesSold █▅▄▄▆▄▃▃▅▃▁22392094204420202111201319401942207919371851NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:CostOfGoodsAndServicesSoldDepreciationAndAmortization █▇▇▅▃▁▁92898882777172NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:SellingGeneralAndAdministrativeExpense ▆▅▅█▅▅▄█▅▅▃▇▃▃▃▆▂▂▂▅▂▁▁▆▃▃▃756754726854750745713836755717662829665640647770634627605720608590578776673675638NA654624611NA622577589NA577570515NA504518NA
us-gaap:InterestExpense ▅▇█▇▅█▇▆▄▆▆▅▄▅▄▄▄▄▂▁▁▁▁▁▁▁▁203139332138352818272822162019181616410211021NA133NA122NA122NA12NA
us-gaap:OperatingCostsAndExpenses █▇▆▆▇▆▅▅▇▅▅▄▅▄▃▃▄▃▃▂▃▂▂▂▂▁19741836178717751874178517091727184417191646162217011560153114941611147914391391148413861361134513951289NANANANANANANANANANANANANANANANANA
us-gaap:CostsAndExpenses █▇▆▇▇▆▅▆▆▅▄▅▄▃▂▃▃▂▁3015288028112909288327972690281728512691255626992592242924112487246323262256NANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:SellingGeneralAndAdministrativeExpense ▆▅▅█▅▅▄█▅▅▃▇▃▃▃▆▂▂▂▅▂▁▁▆▃▃▃756754726854750745713836755717662829665640647770634627605720608590578776673675638NA654624611NA622577589NA577570515NA504518NA
us-gaap:InterestExpense ▅▇█▇▅█▇▆▄▆▆▅▄▅▄▄▄▄▂▁▁▁▁▁▁▁▁203139332138352818272822162019181616410211021NA133NA122NA122NA12NA
us-gaap:NonoperatingIncomeExpense ▆▆▆▆▅▅▅▁▅▅▅▅▅█▅▅▅▅▆▅▅▅▅▅▅▅▅44465443213213-29610212623922823159274715719201382822NA123329NA109634NA153237NA2629NA
us-gaap:IncomeTaxExpenseBenefit ▇▄▃▃▆▄▃▁▅▁▃▂▇█▄▃▇▄▄▂▇▄▃▄▇▄▄2551831561572301821419520998146122240275160145262166167122250167154160259184168NA242176163NA233204156NA229174157NA231164NA
us-gaap:IncomeTaxesPaidNet ▄▇▂▅▄▆▁▃▁█▁▆▆▇▁▆▃▇▁▅169304451961572413910633347412472362963623110829318227NANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:ComprehensiveIncomeNetOfTax ▇▆▅▅█▆▄▁▄▃▄▄▆▂▃▂▆▂▃▂▄▃▂▄▅▃▃81765460563095668344566479379436399641190337226751209349212467290131426551317383NA377355424NA472308342NA425125451NA359287NA
us-gaap:ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest ▁▂█-3223NA203125-60NA-158-89NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:NetIncomeLoss █▆▆▅▇▅▅▁▆▅▄▃▆▅▄▃▅▃▃▃▅▃▃▃▅▄▃820651582475753558505108643467401265587510368282532341336336489331295288521377328NA482390305NA452375302NA423310278NA403315NA
 us-gaap:NetIncomeLoss us-gaap:StatementEquityComponents us-gaap:RetainedEarnings█▃▁820651582NA753558505NA661670NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
  2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-30
us-gaap:Assets ▆▇▄▅▇▄▄▄▆▆▃▄▆▅▃▆█▅▃▃▄▆▂▂▄▄▁▂▅▃▂▂▄▂▁▃▅▂4338349059377144188748196388063741637088440654454535661371804385539999343374367051125398993438033110371074350330208320513659638321294813226840166333303014430815393763248428020342384159632660NA26862NANANA
us-gaap:Liabilities ▆▇▄▅▇▄▄▄▆▆▄▄▆▅▃▆█▅▃▃▄▆▂▂▃▄▁▂▄▂▂▂▄▂▁▃▅▂3789243695323543648742950340423273733629400364061431707332033975236184300873918846622356932975028302319293801024380253812998032063232882607833605269342385124701329192630222001282273540126884NA21383NANANA
us-gaap:LiabilitiesAndStockholdersEquity ▆▇▄▅▇▄▄▄▆▆▃▄▆▅▃▆█▅▃▃▄▆▂▂▄▄▁▂▅▃▂▂▄▂▁▃▅▂4338349059377144188748196388063741637088440654454535661371804385539999343374367051125398993438033110371074350330208320513659638321294813226840166333303014430815393763248428020342384159632660NA26862NANANA
us-gaap:StockholdersEquity ▅▅▅▅▅▄▄▁▂▂▂▂▂▂▃▃▃▃▄▄▅▅▆██▇▇▇█▇▇▇█▇▇▇▇▆54905364536053995246476346783459402939313953397741033815425044814503420646304808517854925827667066166258619261896561639562926114645661826019601061945775NA5478NANANA
  2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-30
us-gaap:AssetsCurrent ▅▇▃▅▆▄▃▄▆▆▄▄▆▅▃▆█▅▃▃▄▆▂▂▄▄▁▂▅▃▂▂▄▃▁▃▅▃3570841365295083434240924316822995532050387143935031002326583951435808301243950046819356593017628809327923911625793258333053232301210352620134433275522397225155335532672722454285833608327371NA22316NANANA
us-gaap:CashAndCashEquivalentsAtCarryingValue ▃▂▂▄▃▇▂▅▅▃▅▇▇▆▇█▇▇█▃▃▃▅▄▃▂▁▃▃▂▁▂▃▂▁▂▃▂▁▃▄▃170515001403194918262785149021702293177323632780299527052776319129412794318416391808185021751983167112671149169916471390111715481665133112481389160013051176164319651741NA
us-gaap:AccountsReceivableNetCurrent ██▇▇▇█▆▅▅▅▄▄▄▄▃▄▅▃▃▃▃▃▂▄▄▄▃▃▄▃▃▂▂▂▁▂▂▁26202587249024392485263822161984204320451788170318111839162017422074163415651546158015951390180018351730158515981723160414631399137213531236136412931136NA1127NANANA
us-gaap:OtherAssetsCurrent ▁▃▃▁▁▂▅▄▃▇█▅▄▄▅▃▃▅▅▃▃▅▄▄▄▅▄▂▃▄▄▂▂▃▃▂▃▃54566067551953465384675873010791164883820837898701728867890731674860827759759866823646693754756632643659667648680662NA673NANANA
  2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-30
us-gaap:PropertyPlantAndEquipmentNet ▅▆▆▆▆▇▇████▇▆▅▄▃▂▂▃▂▁▁▁▇▆▅▅▅▄▄▄▄▄▄▄▄▃▂743761767764765772787793794799800779750733701685668679680672646650650777767739735728716712703706710707708716685676NA673NANANA
us-gaap:Goodwill ▄▄▄▄▄▄▄▄▄▃▁▁▁▁▁▁▁▁▁▂▂▂▂████▇██████▇██▇22992314230323232316232123252243226321641757174117261652169816821689167116841793178518331857311331023108309530523068310030883155316331302997307330722878NA2383NANANA
 us-gaap:Goodwill us-gaap:StatementBusinessSegments adp:EmployerServicesSegment███████▇▇▆▂▂▂▁▁▁▁▁▁▂▂▃▃▃▃▄▄▃▄▄▄▄▄▄▄▄229423102298231823112316232022382258215917521736172116481693167716841666167917881780182818521882187818921903187818961910190119801978194218881935NANANA1611NANANA
us-gaap:IntangibleAssetsNetExcludingGoodwill █████▆▆▆▅▅▃▃▂▂▂▂▁▁▁▁▁▁▁▃▃▃▃▃▃▃▃▄▄▄▃▄▄▃11061102107810711062926917886875832687620594552553534513495476503498499500632636644639643644670683711723731686715718682NA542NANANA
us-gaap:OtherAssetsNoncurrent ▁▁▅▄▂▂▅▅▇▇▇▇▆▆▆▆▇▇▇▆▇▇▇█▇▇▆▆▅▅▅▃▄▄▄▄▃▃579596112993474073910531089139113711386135212421228122512331399134113091270132413251326148513551320128611891089107510418701001964949922815823NA712NANANA
  2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-30
us-gaap:LiabilitiesCurrent ▅▇▄▅▇▄▄▄▆▆▃▄▆▅▃▆█▅▃▃▄▆▂▂▃▄▁▂▅▃▂▂▄▂▁▃▅▃3467240522292003262739166302962903730413367413725028286298153641832956267193584743250324682658727113307143677023159239082857830645218992473232118254382235123239314232479720511267863397425492NA20052NANANA
us-gaap:DebtCurrent ███▁▁▁▁▁▁▁▁▁▁▁▁▁1001100110012222222777722NANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:AccountsPayableCurrent ▂▃▁▃▅▅▃▃▁▃▂▄▃▄▂▅▅▄▄█▃▃▄▆▄▄▄▅▄▄▄▆▄▄▂▅▃▂115132108125156151131135105136112149126137117152158138146194130136146169145140148157149141138167137137123153131116NA150NANANA
us-gaap:AccruedIncomeTaxesCurrent ▃▂▇▃▆▂▅▃▅▁▅▃█▅▆▂▄▁▆▂▃▃▇▁▆▁▆▂▅▂▆▂▆▃▅▂▂▂50381235499297543802287491338210128682399275641115209515983985259539974584284032NA60NANANA
  2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-30
us-gaap:LongTermDebtNoncurrent ▄▄▄████████████████▁10021003100320022002200220022002200220022002200220022002200720072007199419959NANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:OtherLiabilitiesNoncurrent ▆▅▅▇▆▆▆▆▇████▆▆▅▅▄▄▄▃▃▃▄▃▃▃▃▃▃▃▂▂▃▂▂▁▁745726707798759752736728795824835830836770734701707675648644621629616660627623612603599610606585585605582556551530NA528NANANA
  2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-30
us-gaap:StockholdersEquity ▅▅▅▅▅▄▄▁▂▂▂▂▂▂▃▃▃▃▄▄▅▅▆██▇▇▇█▇▇▇█▇▇▇▇▆54905364536053995246476346783459402939313953397741033815425044814503420646304808517854925827667066166258619261896561639562926114645661826019601061945775NA5478NANANA
us-gaap:StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest █▇▇▇▆▂▁▁▆▅▄▄549053645360539952464763467847355282516049814984NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest us-gaap:StatementEquityComponents us-gaap:AdditionalPaidInCapital█▇▆▆▅▄▄▃▃▂▁▁13151253121311831140107610351014964903869867NANANA768NANANA663NANANA545NANANA456NANANA486NANANA489NANANA493NANANA
 us-gaap:StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest us-gaap:StatementEquityComponents us-gaap:RetainedEarnings█▇▇▆▆▅▅▂▅▄▃▁184161798717729175001736816959167411527116709162851589414728NANANA14003NANANA13460NANANA13632NANANA13020NANANA12438NANANA11803NANANA11252NANANA
us-gaap:AdditionalPaidInCapitalCommonStock ██▇▇▇▆▆▆▅▅▄▄▄▄▄▄▃▃▃▃▂▂▂▂▂▁▁▁▁▁▁▁▁▁▁▁▁▁13151253121311831140107610351014964903869867833784750768735694659663614584565545513474436456451439476486484479466489479464NA493NANANA
us-gaap:RetainedEarningsAccumulatedDeficit ██▇▇▇▇▆▅▅▅▄▄▄▄▄▄▃▃▃▃▃▃▃▃▃▃▃▃▃▂▂▂▂▂▁▁▁▁1841617987177291750017368169591674115271154661506014872147281471714384141301400313957136661356813460133481309012990136321357513285131391302013003127321255212438123711211211930118031173911495NA11252NANANA
us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax ▄▄▄▄▃▂▁▁▂▃▃▃▂▂▄▄▅▃▄▄▅▅▅▇▆▆▆▆▇▇█▇████▇▇-234-231-233-257-411-615-740-680-638-432-344-379-513-566-246-215-160-379-247-260-137-114-7417841107015209314349230359339406367198197NA209NANANA
 us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax us-gaap:StatementEquityComponents us-gaap:AccumulatedNetUnrealizedInvestmentGainLoss█▇▇▇▄▂▁▁▂▄▅▅▅▄▇█▇▅▆▆▇▆▆▆▆▆▆▆36926429822419-181-311-274-228-345968491928833324468177143247163151211165138194186NANANA461NANANANANANANANANANANA
us-gaap:TreasuryStockValue ██▇▇▇▇▇▆▆▆▆▆▅▅▅▄▄▄▄▄▃▃▂▂▂▂▂▂▂▂▂▂▁▁▂▁▁▁1407013709134121309012914127201242112209118261166311508113031099810851104481013810093983994149118871181317717775075777575751773667166715471497104682268126848671462876445NA6539NANANA
  2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-30
us-gaap:NetCashProvidedByUsedInOperatingActivities █▅▃▅▇▆▁▅█▃▂▃▆▄▃▅▅▃▁▃▆▂▃▄▅11186984327321024782149705113443024445782751132965970839993441857228378604743NA81NANANA-65NANANA316NANANA222NANANANA
us-gaap:NetCashProvidedByUsedInInvestingActivities ▅▅▅▅▅▅▅▅▅▅▅▇▄▃██▂▃▅▆▇▁▅▇▆603-247122-999-728-16-452-546-631-1033-2926597-3586-604487637172-10393-618431937165903-1364626749912045NA2504NANANA715NANANA5882NANANA-4155NANANANA
us-gaap:NetCashProvidedByUsedInFinancingActivities ▂▇▂▂▇▄▃▂▄▇▃▂▅▆▁▂▇▆▄▃▂█▄▂▃-648910571-5045-71538433329-1817-7014-9228345-2064-729530425484-9513-7576981654051144-4333-675213120-418-5294-2381NA-3137NANANA-1093NANANA-6315NANANA3438NANANANA
  2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-30
us-gaap:NetCashProvidedByUsedInOperatingActivities █▅▃▅▇▆▁▅█▃▂▃▆▄▃▅▅▃▁▃▆▂▃▄▅11186984327321024782149705113443024445782751132965970839993441857228378604743NA81NANANA-65NANANA316NANANA222NANANANA
us-gaap:NetIncomeLoss █▆▆▅▇▅▅▁▆▅▄▃▆▅▄▃▅▃▃▃▅▃▃▃▅▄▃820651582475753558505108643467401265587510368282532341336336489331295288521377328NA482390305NA452375302NA423310278NA403315NA
 us-gaap:NetIncomeLoss us-gaap:StatementEquityComponents us-gaap:RetainedEarnings█▃▁820651582NA753558505NA661670NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:DepreciationDepletionAndAmortization ███▇▆▅▅▅▅▄▄▃▂▂▂▂▂▂▁▁▁▁▁▄▃1201171171091039799999694878277787773737268697069688982NA80NANANA78NANANA79NANANA75NANANANA
  2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-30
us-gaap:NetCashProvidedByUsedInInvestingActivities ▅▅▅▅▅▅▅▅▅▅▅▇▄▃██▂▃▅▆▇▁▅▇▆603-247122-999-728-16-452-546-631-1033-2926597-3586-604487637172-10393-618431937165903-1364626749912045NA2504NANANA715NANANA5882NANANA-4155NANANANA
  2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-30
us-gaap:NetCashProvidedByUsedInFinancingActivities ▂▇▂▂▇▄▃▂▄▇▃▂▅▆▁▂▇▆▄▃▂█▄▂▃-648910571-5045-71538433329-1817-7014-9228345-2064-729530425484-9513-7576981654051144-4333-675213120-418-5294-2381NA-3137NANANA-1093NANANA-6315NANANA3438NANANANA
us-gaap:RepaymentsOfLongTermDebt ▁▁▁▁▁▁▁▁▁█▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁0000000005000000000000000NA0NANANA8NANANA0NANANA4NANANANA
us-gaap:PaymentsOfDividends █▆▆▆▆▄▄▃▃▂▂▂▂▁▂▂▂▁▁▁▁▁▁▁▁392342343343344302302278278253253255257240241242242229229231234231229231231NA210NANANA192NANANA177NANANA168NANANANA
us-gaap:PaymentsOfDividends █▆▆▆▆▄▄▃▃▂▂▂▂▁▂▂▂▁▁▁▁▁▁▁▁392342343343344302302278278253253255257240241242242229229231234231229231231NA210NANANA192NANANA177NANANA168NANANANA
us-gaap:PaymentsForRepurchaseOfCommonStock ▅▄▄▃▃▄▃▅▃▂▃▄▃▅▄▁▄▆▄▅█▅▁▃▁391305309177234299227393187158250302191436328643184643084296654016120841NA303NANANA194NANANA249NANANA49NANANANA
  2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-30
us-gaap:RepaymentsOfLongTermDebt ▁▁▁▁▁▁▁▁▁█▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁0000000005000000000000000NA0NANANA8NANANA0NANANA4NANANANA
 us-gaap:DebtInstrumentInterestRateStatedPercentage us-gaap:DebtInstrument adp:Notesdueon2025▁▁▁▁▁▁▁▁▁▁▁█▁▁0.033750.033750.033750.033750.033750.033750.033750.033750.033750.033750.033750.03380.033750.03375NA0.03380.033750.033750.03375NANANANANANANANANANANANANANANANANANANANANANANANA

Common Stock Value

Common Stock Par Or Stated Value Per Share

Common Stock Shares Issued

Common Stock Shares Outstanding

us-gaap:CommonStockSharesOutstanding



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-06-30
Value429431433434435436438438441442444445447448453455456458463466471477481480481481481482485484484484489489488490498494492
Percentage of CommonStockSharesOutstanding100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Common Stock Shares Authorized

Weighted Average Number Of Diluted Shares Outstanding

us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding



Period End2020-03-312019-12-312019-09-302019-03-312018-12-312018-09-302018-03-312017-12-312017-09-302017-03-312016-12-312016-09-302016-03-312015-12-312015-09-302015-03-312014-12-312014-09-302014-03-312013-12-312013-09-302013-03-312012-12-312012-09-302012-03-312011-12-312011-09-302011-03-312010-12-312010-09-302010-03-312009-12-31
Value431433435436438439443443445449450455456460465474480481483482484486486488493492493501496494505506
Percentage of WeightedAverageNumberOfDilutedSharesOutstanding100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Weighted Average Number Of Shares Outstanding Basic

us-gaap:WeightedAverageNumberOfSharesOutstandingBasic



Period End2020-03-312019-12-312019-09-302019-03-312018-12-312018-09-302018-03-312017-12-312017-09-302017-03-312016-12-312016-09-302016-03-312015-12-312015-09-302015-03-312014-12-312014-09-302014-03-312013-12-312013-09-302013-03-312012-12-312012-09-302012-03-312011-12-312011-09-302011-03-312010-12-312010-09-302010-03-312009-12-31
Value430431432434435436441441442446447452454457462470476478478478480482482483488486487496492491502502
Percentage of WeightedAverageNumberOfSharesOutstandingBasic100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Earnings Per Share Basic

us-gaap:EarningsPerShareBasic



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-03-312012-12-312012-09-302012-03-312011-12-312011-09-302011-03-312010-12-312010-09-302010-03-312009-12-31
Value1.911.511.351.09999999999999961.741.281.160.260000000000000231.461.060.910.60000000000000011.321.140.820.62999999999999991.170.750.730.71999999999999981.040.70.620.60999999999999991.090.790.681.00.810.630.930.770.620.850.630.570.80.63
Percentage of EarningsPerShareBasic100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Earnings Per Share Diluted

us-gaap:EarningsPerShareDiluted



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-03-312012-12-312012-09-302012-03-312011-12-312011-09-302011-03-312010-12-312010-09-302010-03-312009-12-31
Value1.91.51.341.08999999999999991.731.271.150.260000000000000231.451.050.90.60000000000000011.311.130.810.62000000000000011.170.740.720.71999999999999981.030.690.610.60000000000000011.080.780.680.990.80.630.920.760.610.850.620.560.80.62
Percentage of EarningsPerShareDiluted100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Income Loss From Continuing Operations Per Basic Share

us-gaap:IncomeLossFromContinuingOperationsPerBasicShare



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-30
Value1.911.511.351.11.741.281.160.251.461.060.910.61.321.140.820.621.170.750.730.551.050.70.620.61.070.790.680.471.00.730.630.530.930.770.620.490.850.630.570.420.80.630.56
Percentage of IncomeLossFromContinuingOperationsPerBasicShare100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Income Loss From Continuing Operations Per Diluted Share

us-gaap:IncomeLossFromContinuingOperationsPerDilutedShare



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-30
Value1.91.51.341.091.731.271.150.251.451.050.90.591.311.130.810.621.170.740.720.551.040.70.620.61.060.780.680.470.990.720.620.530.920.760.610.480.850.620.560.420.790.620.56
Percentage of IncomeLossFromContinuingOperationsPerDilutedShare100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Revenue From Contract With Customer Excluding Assessed Tax

us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-30
Value4047366934953498384735053323331836963238307730643410298729162898324828072714269430312661257330733320298228392810311427472637263629232583252225072737240522292190244321982096
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ProductOrService

adp:Clientfundinterest



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
Value15813713314616712911812513410699
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax3.93.83.84.24.43.73.63.83.63.33.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax3.93.83.84.24.43.73.63.83.63.33.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax adp:Clientfundinterest100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

adp:Global



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
Value540511503505545490473499513469449
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax13.313.914.414.514.214.014.215.013.914.514.6
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax13.313.914.414.514.214.014.215.013.914.514.6
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax adp:Global100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

adp:HCM



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
Value18581647156815551771159915201508175915121424
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax45.944.944.944.546.045.645.745.547.646.746.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax45.944.944.944.546.045.645.745.547.646.746.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax adp:HCM100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

adp:HRO



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-30
Value742650591589678614557
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax18.317.716.916.817.617.516.8
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax18.317.716.916.817.617.516.8
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax adp:HRO100.0100.0100.0100.0100.0100.0100.0

adp:PEO



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
Value747722699701684673653634626607595
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax18.519.720.020.017.819.219.719.116.918.719.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax18.519.720.020.017.819.219.719.116.918.719.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax adp:PEO100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ProductOrService, us-gaap:StatementBusinessSegments

adp:Clientfundinterest, adp:EmployerServicesSegment



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
Value15713613214516512711612413310598
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax3.93.73.84.24.33.63.53.83.63.33.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax3.93.73.84.24.33.63.53.83.63.33.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax adp:Clientfundinterest adp:EmployerServicesSegment100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

adp:Clientfundinterest, adp:ProfessionalEmployeeOrganizationServicesSegment



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
Value11111111110
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.00.00.00.00.00.00.10.00.00.00.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.00.00.00.00.00.00.10.00.00.00.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax adp:Clientfundinterest adp:ProfessionalEmployeeOrganizationServicesSegment100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

adp:Global, adp:EmployerServicesSegment



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
Value540511503505545490473499513469449
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax13.313.914.414.514.214.014.215.013.914.514.6
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax13.313.914.414.514.214.014.215.013.914.514.6
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax adp:Global adp:EmployerServicesSegment100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

adp:HCM, adp:EmployerServicesSegment



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
Value18591649157015561774159915211516175615121425
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax45.945.044.944.546.145.645.845.747.546.746.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax45.945.044.944.546.145.645.845.747.546.746.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax adp:HCM adp:EmployerServicesSegment100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

adp:HCM, us-gaap:AllOtherSegments



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
Value-1-1-10-30-1-7300
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-0.0-0.1-0.0-0.0-0.1-0.0-0.0-0.20.10.0-0.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-0.0-0.1-0.0-0.0-0.1-0.0-0.0-0.20.10.0-0.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax adp:HCM us-gaap:AllOtherSegments100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

adp:HRO, adp:EmployerServicesSegment



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-30
Value254239235227233232226
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax6.36.56.76.56.16.66.8
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax6.36.56.76.56.16.66.8
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax adp:HRO adp:EmployerServicesSegment100.0100.0100.0100.0100.0100.0100.0

adp:HRO, adp:ProfessionalEmployeeOrganizationServicesSegment



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-30
Value489411356359448383332
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax12.111.210.210.311.710.910.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax12.111.210.210.311.710.910.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax adp:HRO adp:ProfessionalEmployeeOrganizationServicesSegment100.0100.0100.0100.0100.0100.0100.0

adp:HRO, us-gaap:AllOtherSegments



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-30
Value00-12-3-2-1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-0.0-0.0-0.00.1-0.1-0.1-0.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-0.0-0.0-0.00.1-0.1-0.1-0.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax adp:HRO us-gaap:AllOtherSegments100.0100.0100.0100.0100.0100.0100.0

adp:PEO, adp:ProfessionalEmployeeOrganizationServicesSegment



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
Value747722699701684673653634626607595
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax18.519.720.020.017.819.219.719.116.918.719.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax18.519.720.020.017.819.219.719.116.918.719.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax adp:PEO adp:ProfessionalEmployeeOrganizationServicesSegment100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:StatementBusinessSegments

adp:EmployerServicesSegment



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
Value28112537244124352719245023382349262822972179
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax69.569.269.869.670.769.970.470.871.171.070.8
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax69.569.269.869.670.769.970.470.871.171.070.8
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax adp:EmployerServicesSegment100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

adp:ProfessionalEmployeeOrganizationServicesSegment



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
Value1238113410561062113410589879721067942899
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax30.630.930.230.429.530.229.729.328.929.129.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax30.630.930.230.429.530.229.729.328.929.129.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax adp:ProfessionalEmployeeOrganizationServicesSegment100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AllOtherSegments



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
Value-2-2-21-6-2-2-50-1-2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-0.1-0.1-0.10.0-0.2-0.1-0.1-0.20.0-0.1-0.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-0.1-0.1-0.10.0-0.2-0.1-0.1-0.20.0-0.1-0.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:AllOtherSegments100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Revenues

us-gaap:Revenues



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-30
Value4047366934953498384735053323331836933235307830643410298729162898324828072714269430312661257330733320298228392810311427472637263629232583252225072737240522292190244321982096
Percentage of Revenues100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax100.0100.0100.0100.0100.0100.0100.0100.099.999.9100.1100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:StatementBusinessSegments

adp:EmployerServicesSegment



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-03-312012-12-312012-09-302012-03-312011-12-312011-09-302011-03-312010-12-312010-09-30
Value281125372441243527192450233824992804243723162337262723092261229125762212213021532474216920992139235020871968221219071819210818271750197317071599
Percentage of Revenues69.569.269.869.670.769.970.475.375.975.375.276.377.077.377.579.179.378.878.579.981.681.581.669.670.870.069.371.069.469.072.170.769.472.171.071.7
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax69.569.269.869.670.769.970.475.375.975.375.376.377.077.377.579.179.378.878.579.981.681.581.669.670.870.069.371.069.469.072.170.769.472.171.071.7
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax adp:EmployerServicesSegment100.0100.0100.0100.0100.0100.0100.0106.4106.7106.1106.30.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

adp:ProfessionalEmployeeOrganizationServicesSegment



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-03-312012-12-312012-09-302012-03-312011-12-312011-09-302011-03-312010-12-312010-09-30
Value1238113410561062113410589879761071945903891974822794767866737701677748625594584650531505565465451513413400447358341
Percentage of Revenues30.630.930.230.429.530.229.729.429.029.229.329.128.627.527.226.526.726.325.825.224.723.523.119.019.617.817.818.216.917.117.616.015.916.414.915.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax30.630.930.230.429.530.229.729.429.029.229.429.128.627.527.226.526.726.325.825.224.723.523.119.019.617.817.818.216.917.117.616.015.916.414.915.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax adp:ProfessionalEmployeeOrganizationServicesSegment100.0100.0100.0100.0100.0100.0100.0100.4100.4100.3100.40.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:AllOtherSegments



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-03-312013-12-312013-09-302013-03-312012-12-312012-09-30
Value222-16-2-2-50-1-2-2-2-2-3-3-2-21077-4-20000000
Percentage of Revenues0.10.10.1-0.00.2-0.1-0.1-0.20.0-0.1-0.1-0.1-0.1-0.1-0.1-0.1-0.1-0.10.42.9-0.2-0.1-0.0-0.0-0.00.00.00.00.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.10.10.1-0.00.2-0.1-0.1-0.20.0-0.1-0.1-0.1-0.1-0.1-0.1-0.1-0.1-0.10.42.9-0.2-0.1-0.0-0.0-0.00.00.00.00.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:AllOtherSegments-100.0-100.0-100.0-100.0-100.0100.0100.0100.0100.0100.0100.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Sales Revenue Net

Cost Of Goods And Services Sold

us-gaap:CostOfGoodsAndServicesSold



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
Value22392094204420202111201319401942207919371851
Percentage of CostOfGoodsAndServicesSold100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax55.357.158.557.854.957.458.458.556.359.860.2

Cost Of Goods And Services Sold Depreciation And Amortization

us-gaap:CostOfGoodsAndServicesSoldDepreciationAndAmortization



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-30
Value92898882777172
Percentage of CostOfGoodsAndServicesSoldDepreciationAndAmortization100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax2.32.42.52.42.02.02.2

Cost Of Services

Selling General And Administrative Expense

us-gaap:SellingGeneralAndAdministrativeExpense



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-03-312012-12-312012-09-302012-03-312011-12-312011-09-302011-03-312010-12-312010-09-302010-03-312009-12-31
Value756754726854750745713836755717662829665640647770634627605720608590578776673675638654624611622577589577570515504518
Percentage of SellingGeneralAndAdministrativeExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax18.720.620.824.419.521.321.525.220.422.121.527.119.521.522.226.619.522.322.326.720.122.222.525.320.322.622.521.022.723.221.322.423.421.123.723.120.723.6

Interest Expense

us-gaap:InterestExpense



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-03-312012-12-312012-09-302012-03-312011-12-312011-09-302011-03-312010-12-312010-09-302010-03-312009-12-31
Value20313933213835281827282216201918161641021102113312212212
Percentage of InterestExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.50.91.11.00.61.11.10.90.50.80.90.70.50.70.70.60.50.60.20.10.00.10.10.00.00.10.10.00.10.10.00.10.10.10.10.10.00.1

Gross Profit

Operating Expenses

Operating Costs And Expenses

us-gaap:OperatingCostsAndExpenses



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-31
Value19741836178717751874178517091727184417191646162217011560153114941611147914391391148413861361134513951289
Percentage of OperatingCostsAndExpenses100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax48.850.051.150.748.750.951.552.049.953.153.552.949.952.252.551.649.652.753.151.649.052.152.943.842.043.2

Costs And Expenses

us-gaap:CostsAndExpenses



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-30
Value3015288028112909288327972690281728512691255626992592242924112487246323262256
Percentage of CostsAndExpenses100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax74.578.580.483.175.079.881.084.977.183.183.188.176.081.382.785.875.882.983.2

Selling General And Administrative Expense

us-gaap:SellingGeneralAndAdministrativeExpense



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-03-312012-12-312012-09-302012-03-312011-12-312011-09-302011-03-312010-12-312010-09-302010-03-312009-12-31
Value756754726854750745713836755717662829665640647770634627605720608590578776673675638654624611622577589577570515504518
Percentage of SellingGeneralAndAdministrativeExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax18.720.620.824.419.521.321.525.220.422.121.527.119.521.522.226.619.522.322.326.720.122.222.525.320.322.622.521.022.723.221.322.423.421.123.723.120.723.6

Interest Expense

us-gaap:InterestExpense



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-03-312012-12-312012-09-302012-03-312011-12-312011-09-302011-03-312010-12-312010-09-302010-03-312009-12-31
Value20313933213835281827282216201918161641021102113312212212
Percentage of InterestExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.50.91.11.00.61.11.10.90.50.80.90.70.50.70.70.60.50.60.20.10.00.10.10.00.00.10.10.00.10.10.00.10.10.10.10.10.00.1

Other Nonoperating Income Expense

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

Income Loss From Continuing Operations Including Portion Attributable To Noncontrolling Interest

Income Loss From Continuing Operations Before Income Taxes Domestic

Income Loss From Continuing Operations Before Income Taxes Foreign

Nonoperating Income Expense

us-gaap:NonoperatingIncomeExpense



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-03-312012-12-312012-09-302012-03-312011-12-312011-09-302011-03-312010-12-312010-09-302010-03-312009-12-31
Value44465443213213-296102126239228231592747157192013828221233291096341532372629
Percentage of NonoperatingIncomeExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax1.11.31.61.20.50.90.4-8.90.30.70.90.80.37.60.80.50.31.01.80.60.30.70.80.40.20.90.80.41.21.10.43.71.40.51.31.71.11.3

Income Tax Expense Benefit

us-gaap:IncomeTaxExpenseBenefit



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-03-312012-12-312012-09-302012-03-312011-12-312011-09-302011-03-312010-12-312010-09-302010-03-312009-12-31
Value2551831561572301821419520998146122240275160145262166167122250167154160259184168242176163233204156229174157231164
Percentage of IncomeTaxExpenseBenefit100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax6.35.04.54.56.05.24.32.95.73.04.84.07.09.25.55.08.15.96.24.58.36.36.05.27.86.25.97.86.46.28.07.96.28.47.37.19.57.5

Income Taxes Paid Net

us-gaap:IncomeTaxesPaidNet



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-30
Value169304451961572413910633347412472362963623110829318227
Percentage of IncomeTaxesPaidNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax4.28.31.35.64.16.91.23.20.910.71.48.16.99.91.28.03.310.40.78.4

Comprehensive Income Net Of Tax

us-gaap:ComprehensiveIncomeNetOfTax



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-03-312012-12-312012-09-302012-03-312011-12-312011-09-302011-03-312010-12-312010-09-302010-03-312009-12-31
Value81765460563095668344566479379436399641190337226751209349212467290131426551317383377355424472308342425125451359287
Percentage of ComprehensiveIncomeNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax20.217.817.318.024.919.513.42.013.011.714.213.018.86.411.67.823.17.512.97.915.410.95.113.916.610.613.512.112.916.116.211.913.615.55.220.314.713.1

Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest

us-gaap:ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest



Period End2020-03-312019-12-312019-09-302019-03-312018-12-312018-09-302018-03-312017-12-31
Value-3223203125-60-158-89
Percentage of ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-0.10.10.75.33.6-1.8-4.3-2.8

us-gaap:StatementEquityComponents

us-gaap:AccumulatedOtherComprehensiveIncome



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value-3223154203125-60-56-158-89
Percentage of ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest100.0100.0100.00.0100.0100.0100.00.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-0.10.10.74.45.33.6-1.8-1.7-4.3-2.8
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:AccumulatedOtherComprehensiveIncome0.00.00.00.00.00.00.00.00.00.0

Net Income Loss

us-gaap:NetIncomeLoss



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-03-312012-12-312012-09-302012-03-312011-12-312011-09-302011-03-312010-12-312010-09-302010-03-312009-12-31
Value820651582475753558505108643467401265587510368282532341336336489331295288521377328482390305452375302423310278403315
Percentage of NetIncomeLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax20.317.816.713.619.615.915.23.317.414.413.08.717.217.112.69.716.412.212.412.516.112.511.59.415.712.611.615.514.211.615.514.512.015.512.912.516.514.4

us-gaap:StatementEquityComponents

us-gaap:RetainedEarnings



Period End2020-03-312019-12-312019-09-302019-03-312018-12-312018-09-302018-03-312017-12-31
Value820651582753558505661670
Percentage of NetIncomeLoss100.0100.0100.0100.0100.0100.0102.8143.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax20.317.816.719.615.915.217.920.7
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:RetainedEarnings0.00.00.00.00.00.00.00.0

Net Income Loss Available To Common Stockholders Diluted

Assets

us-gaap:Assets



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-06-302009-06-30
Value43383490593771441887481963880637416370884406544545356613718043855399993433743670511253989934380331103710743503302083205136596383212948132268401663333030144308153937632484280203423841596326602686225351
Percentage of Assets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Liabilities

us-gaap:Liabilities



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-06-30
Value378924369532354364874295034042327373362940036406143170733203397523618430087391884662235693297502830231929380102438025381299803206323288260783360526934238512470132919263022200128227354012688421383
Percentage of Liabilities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets87.389.185.887.189.187.787.590.790.991.288.989.390.690.587.689.791.289.586.585.586.087.480.779.281.983.779.080.883.780.879.180.283.681.078.582.485.182.379.6

Liabilities And Stockholders Equity

us-gaap:LiabilitiesAndStockholdersEquity



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-06-30
Value433834905937714418874819638806374163708844065445453566137180438553999934337436705112539899343803311037107435033020832051365963832129481322684016633330301443081539376324842802034238415963266026862
Percentage of LiabilitiesAndStockholdersEquity100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Stockholders Equity

us-gaap:StockholdersEquity



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-06-30
Value549053645360539952464763467834594029393139533977410338154250448145034206463048085178549258276670661662586192618965616395629261146456618260196010619457755478
Percentage of StockholdersEquity100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets12.710.914.212.910.912.312.59.39.18.811.110.79.49.512.410.38.810.513.514.514.012.619.320.818.116.321.019.216.319.220.919.816.419.021.517.614.917.720.4

Assets Current

us-gaap:AssetsCurrent



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-06-30
Value357084136529508343424092431682299553205038714393503100232658395143580830124395004681935659301762880932792391162579325833305323230121035262013443327552239722515533553267272245428583360832737122316
Percentage of AssetsCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets82.384.378.282.084.981.680.186.487.988.386.987.890.189.587.790.591.689.487.887.088.489.985.480.683.484.371.481.285.782.779.581.685.282.380.183.586.783.883.1

Cash And Cash Equivalents At Carrying Value

us-gaap:CashAndCashEquivalentsAtCarryingValue



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-06-302008-06-30
Value1705150014031949182627851490217022931773236327802995270527763191294127943184163918081850217519831671126711491699164713901117154816651331124813891600130511761643196517412265917
Percentage of CashAndCashEquivalentsAtCarryingValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets3.93.13.74.73.87.24.05.95.24.06.67.56.86.88.17.35.87.09.35.04.94.37.26.24.63.33.95.34.14.23.75.04.24.14.54.13.84.00.06.10.00.08.90.0

Short Term Investments

Accounts Receivable Net Current

us-gaap:AccountsReceivableNetCurrent



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-06-30
Value262025872490243924852638221619842043204517881703181118391620174220741634156515461580159513901800183517301585159817231604146313991372135312361364129311361127
Percentage of AccountsReceivableNetCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets6.05.36.65.85.26.85.95.34.64.65.04.64.14.64.74.04.14.14.64.74.33.74.65.65.04.55.45.04.34.84.94.53.54.24.44.03.13.54.2

Other Assets Current

us-gaap:OtherAssetsCurrent



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-06-30
Value54566067551953465384675873010791164883820837898701728867890731674860827759759866823646693754756632643659667648680662673
Percentage of OtherAssetsCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets1.31.31.81.21.11.72.32.01.72.43.32.41.92.12.61.61.42.22.62.21.82.02.72.42.12.32.82.01.72.32.52.11.62.02.41.91.62.02.5

Machinery And Equipment Gross

Property Plant And Equipment Gross

Accumulated Depreciation Depletion And Amortization Property Plant And Equipment

Property Plant And Equipment Net

us-gaap:PropertyPlantAndEquipmentNet



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-06-30
Value743761767764765772787793794799800779750733701685668679680672646650650777767739735728716712703706710707708716685676673
Percentage of PropertyPlantAndEquipmentNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets1.71.62.01.81.62.02.12.11.81.82.22.11.71.82.01.61.31.72.02.01.71.52.22.42.11.92.52.31.82.12.32.31.82.22.52.11.62.12.5

Goodwill

us-gaap:Goodwill



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-06-302009-06-30
Value2299231423032323231623212325224322632164175717411726165216981682168916711684179317851833185731133102310830953052306831003088315531633130299730733072287823832375
Percentage of Goodwill100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets5.34.76.15.54.86.06.26.05.14.94.94.73.94.14.93.93.34.24.95.44.84.26.19.78.58.110.59.57.69.310.210.28.09.610.79.07.48.88.99.4

us-gaap:StatementBusinessSegments

adp:EmployerServicesSegment



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-06-302009-06-30
Value22942310229823182311231623202238225821591752173617211648169316771684166616791788178018281852188218781892190318781896191019011980197819421888193516111567
Percentage of Goodwill99.899.899.899.899.899.899.899.899.899.899.799.799.799.799.799.799.799.799.799.799.799.799.760.560.660.961.561.561.861.661.662.862.562.163.063.067.666.0
Percentage of Assets5.34.76.15.54.86.06.26.05.14.84.94.73.94.14.93.83.34.24.95.44.84.26.15.95.14.96.55.84.75.76.36.45.06.06.75.76.06.2
Percentage of Assets adp:EmployerServicesSegment0.00.00.06.70.00.00.07.00.00.00.05.50.00.00.00.00.00.00.00.00.00.00.00.00.00.00.07.80.00.00.08.50.00.00.07.17.88.6

Intangible Assets Net Excluding Goodwill

us-gaap:IntangibleAssetsNetExcludingGoodwill



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-06-30
Value11061102107810711062926917886875832687620594552553534513495476503498499500632636644639643644670683711723731686715718682542
Percentage of IntangibleAssetsNetExcludingGoodwill100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets2.62.22.92.62.22.42.52.42.01.91.91.71.41.41.61.21.01.21.41.51.31.11.72.01.71.72.22.01.62.02.32.31.82.32.52.11.72.12.0

Deferred Tax Assets Liabilities Net

Other Assets Noncurrent

us-gaap:OtherAssetsNoncurrent



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-06-30
Value579596112993474073910531089139113711386135212421228122512331399134113091270132413251326148513551320128611891089107510418701001964949922815823712
Percentage of OtherAssetsNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets1.31.23.02.21.51.92.82.93.23.13.93.62.83.13.62.82.73.43.83.83.63.04.44.63.73.44.43.72.73.23.52.82.53.03.42.72.02.52.7

Liabilities Current

us-gaap:LiabilitiesCurrent



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-06-30
Value346724052229200326273916630296290373041336741372502828629815364183295626719358474325032468265872711330714367702315923908285783064521899247323211825438223512323931423247972051126786339742549220052
Percentage of LiabilitiesCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets79.982.677.477.981.378.177.682.083.483.679.380.283.082.477.882.184.681.477.381.982.884.576.774.678.180.074.376.680.076.374.175.479.876.373.278.281.778.174.6

Debt Current

us-gaap:DebtCurrent



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-30
Value1001100110012222222777722
Percentage of DebtCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets2.32.02.70.00.00.00.00.00.00.00.00.00.00.00.00.0

Long Term Debt Current

Accounts Payable Current

us-gaap:AccountsPayableCurrent



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-06-30
Value115132108125156151131135105136112149126137117152158138146194130136146169145140148157149141138167137137123153131116150
Percentage of AccountsPayableCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.30.30.30.30.30.40.40.40.20.30.30.40.30.30.30.30.30.30.40.60.40.30.50.50.40.40.50.50.40.40.50.50.30.40.40.40.30.40.6

Accrued Income Taxes Current

us-gaap:AccruedIncomeTaxesCurrent



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-06-30
Value5038123549929754380228749133821012868239927564111520951598398525953997458428403260
Percentage of AccruedIncomeTaxesCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.10.10.30.10.20.10.20.10.20.10.20.10.30.20.30.10.10.10.30.10.20.10.40.10.30.00.30.10.20.10.30.10.20.10.30.10.10.10.2

Long Term Debt

Long Term Debt Noncurrent

us-gaap:LongTermDebtNoncurrent



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-30
Value10021003100320022002200220022002200220022002200220022002200720072007199419959
Percentage of LongTermDebtNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets2.32.02.74.84.25.25.45.44.54.55.65.44.65.05.84.63.95.05.80.0

Deferred Tax Liabilities Noncurrent

Other Liabilities Noncurrent

us-gaap:OtherLiabilitiesNoncurrent



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-06-30
Value745726707798759752736728795824835830836770734701707675648644621629616660627623612603599610606585585605582556551530528
Percentage of OtherLiabilitiesNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets1.71.51.91.91.61.92.02.01.81.92.32.21.91.92.11.61.41.71.91.91.71.42.02.11.71.62.11.91.51.82.01.91.51.92.11.61.31.62.0

Stockholders Equity

us-gaap:StockholdersEquity



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-06-30
Value549053645360539952464763467834594029393139533977410338154250448145034206463048085178549258276670661662586192618965616395629261146456618260196010619457755478
Percentage of StockholdersEquity100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets12.710.914.212.910.912.312.59.39.18.811.110.79.49.512.410.38.810.513.514.514.012.619.320.818.116.321.019.216.319.220.919.816.419.021.517.614.917.720.4

Stockholders Equity Including Portion Attributable To Noncontrolling Interest

us-gaap:StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
Value549053645360539952464763467847355282516049814984
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets12.710.914.212.910.912.312.512.812.011.614.013.4

us-gaap:StatementEquityComponents

us-gaap:AccumulatedOtherComprehensiveIncome



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302016-06-302015-06-302014-06-302013-06-302012-06-302011-06-302010-06-302009-06-302008-06-30
Value-234-231-233-257-411-615-740-680-628-428-338-379-215-26017815230367209156276
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest-4.3-4.3-4.4-4.8-7.9-12.9-15.8-14.4-11.9-8.3-6.8-7.60.00.00.00.00.00.00.00.00.0
Percentage of Assets-0.5-0.5-0.6-0.6-0.9-1.6-2.0-1.8-1.4-1.0-0.9-1.0-0.5-0.80.60.00.71.10.80.60.0
Percentage of Assets us-gaap:AccumulatedOtherComprehensiveIncome0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:AdditionalPaidInCapital



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302016-06-302015-06-302014-06-302013-06-302012-06-302011-06-302010-06-302009-06-302008-06-30
Value13151253121311831140107610351014964903869867768663545456486489493520522
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest24.023.422.621.921.722.622.121.418.317.517.517.40.00.00.00.00.00.00.00.00.0
Percentage of Assets3.02.63.22.82.42.82.82.72.22.02.42.31.82.01.71.41.61.41.82.10.0
Percentage of Assets us-gaap:AdditionalPaidInCapital0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:RetainedEarnings



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302016-06-302015-06-302014-06-302013-06-302012-06-302011-06-302010-06-302009-06-302008-06-30
Value184161798717729175001736816959167411527116709162851589414728140031346013632130201243811803112521071610029
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest335.4335.3330.7324.1331.1356.0357.8322.5316.3315.6319.1295.50.00.00.00.00.00.00.00.00.0
Percentage of Assets42.536.747.041.836.043.744.741.237.936.644.639.632.140.742.540.440.434.541.942.30.0
Percentage of Assets us-gaap:RetainedEarnings0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:TreasuryStock



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302016-06-302015-06-302014-06-302013-06-302012-06-302011-06-302010-06-302009-06-302008-06-30
Value-14070-13709-13412-13090-12914-12720-12421-12209-11826-11663-11508-11303-10138-9118-7750-7366-7104-6714-6539-6133-5804
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest-256.3-255.6-250.2-242.4-246.2-267.0-265.5-257.8-223.9-226.0-231.0-226.80.00.00.00.00.00.00.00.00.0
Percentage of Assets-32.4-27.9-35.6-31.3-26.8-32.8-33.2-32.9-26.8-26.2-32.3-30.4-23.2-27.5-24.2-22.8-23.1-19.6-24.3-24.20.0
Percentage of Assets us-gaap:TreasuryStock0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Common Stock Value

Additional Paid In Capital Common Stock

us-gaap:AdditionalPaidInCapitalCommonStock



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-06-30
Value13151253121311831140107610351014964903869867833784750768735694659663614584565545513474436456451439476486484479466489479464493
Percentage of AdditionalPaidInCapitalCommonStock100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets3.02.63.22.82.42.82.82.72.22.02.42.31.92.02.21.81.41.71.92.01.71.31.91.71.41.21.51.41.11.31.61.61.21.51.71.41.21.41.8

Retained Earnings Accumulated Deficit

us-gaap:RetainedEarningsAccumulatedDeficit



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-06-30
Value184161798717729175001736816959167411527115466150601487214728147171438414130140031395713666135681346013348130901299013632135751328513139130201300312732125521243812371121121193011803117391149511252
Percentage of RetainedEarningsAccumulatedDeficit100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets42.536.747.041.836.043.744.741.235.133.841.739.633.636.041.232.127.334.339.540.736.030.143.042.537.134.744.640.432.438.241.640.431.437.342.634.528.235.241.9

Accumulated Other Comprehensive Income Loss Net Of Tax

us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-06-302009-06-30
Value-234-231-233-257-411-615-740-680-638-432-344-379-513-566-246-215-160-379-247-260-137-114-7417841107015209314349230359339406367198197209156
Percentage of AccumulatedOtherComprehensiveIncomeLossNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets-0.5-0.5-0.6-0.6-0.9-1.6-2.0-1.8-1.4-1.0-1.0-1.0-1.2-1.4-0.7-0.5-0.3-1.0-0.7-0.8-0.4-0.3-0.20.60.10.00.20.00.50.91.20.70.91.01.51.10.50.60.80.6

us-gaap:StatementEquityComponents

us-gaap:AccumulatedDefinedBenefitPlansAdjustment



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302012-06-30
Value-223-212-213-212-154-158-178-178-247-213-215-216-285-288-291-295-170-172-174-176-121-124-127-132-199-203-206-210-273
Percentage of AccumulatedOtherComprehensiveIncomeLossNetOfTax95.591.991.482.737.525.824.226.338.749.462.557.155.650.9118.5137.2106.645.570.567.688.8108.1172.1-74.6-485.6-1900.9-293.2-1369.5-118.6
Percentage of Assets-0.5-0.4-0.6-0.5-0.3-0.4-0.5-0.5-0.6-0.5-0.6-0.6-0.7-0.7-0.9-0.7-0.3-0.4-0.5-0.5-0.3-0.3-0.4-0.4-0.5-0.5-0.7-0.7-0.9
Percentage of Assets us-gaap:AccumulatedDefinedBenefitPlansAdjustment0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:AccumulatedGainLossNetCashFlowHedgeParent



Period End2020-03-312019-12-312019-09-302019-06-30
Value-28000
Percentage of AccumulatedOtherComprehensiveIncomeLossNetOfTax12.0-0.2-0.0-0.0
Percentage of Assets-0.10.00.00.0
Percentage of Assets us-gaap:AccumulatedGainLossNetCashFlowHedgeParent0.00.00.00.0

us-gaap:AccumulatedNetUnrealizedInvestmentGainLoss



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302012-06-30
Value36926429822419-181-311-274-228-345968491928833324468177143247163151211165138194186461
Percentage of AccumulatedOtherComprehensiveIncomeLossNetOfTax-157.8-114.4-127.4-87.3-4.729.542.140.235.88.0-17.1-18.0-9.7-3.5-117.1-155.2-152.5-18.0-71.7-55.2-180.8-142.7-203.8118.7404.11289.7275.61212.3200.4
Percentage of Assets0.90.50.80.50.0-0.5-0.8-0.7-0.5-0.10.20.20.10.00.80.80.50.20.50.40.70.40.50.70.50.40.70.61.5
Percentage of Assets us-gaap:AccumulatedNetUnrealizedInvestmentGainLoss0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:AccumulatedTranslationAdjustment



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302012-06-30
Value-352-283-318-269-276-274-249-228-163-184-188-230-277-298-243-253-233-274-250-228-263-154-97997476823942
Percentage of AccumulatedOtherComprehensiveIncomeLossNetOfTax150.3122.8136.0104.667.244.733.833.525.542.654.660.954.152.698.6118.0145.972.5101.287.6192.0134.6131.755.8181.5711.2117.6257.118.2
Percentage of Assets-0.8-0.6-0.8-0.6-0.6-0.7-0.7-0.6-0.4-0.4-0.5-0.6-0.6-0.7-0.7-0.6-0.5-0.7-0.7-0.7-0.7-0.4-0.30.30.20.20.30.10.1
Percentage of Assets us-gaap:AccumulatedTranslationAdjustment0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Treasury Stock Value

us-gaap:TreasuryStockValue



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-06-30
Value14070137091341213090129141272012421122091182611663115081130310998108511044810138100939839941491188711813177177750757775757517736671667154714971046822681268486714628764456539
Percentage of TreasuryStockValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets32.427.935.631.326.832.833.232.926.826.232.330.425.127.130.423.219.724.727.427.523.518.725.524.220.719.825.522.817.821.523.723.117.321.024.419.615.119.724.3

Net Cash Provided By Used In Operating Activities

us-gaap:NetCashProvidedByUsedInOperatingActivities



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-09-302012-09-302011-09-302010-09-30
Value1118698432732102478214970511344302444578275113296597083999344185722837860474381-65316222
Percentage of NetCashProvidedByUsedInOperatingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax27.619.012.420.926.622.34.521.230.713.38.014.924.317.111.322.721.814.23.416.428.38.614.719.722.42.9-2.512.510.0

Net Cash Provided By Used In Investing Activities

us-gaap:NetCashProvidedByUsedInInvestingActivities



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-09-302012-09-302011-09-302010-09-30
Value603-247122-999-728-16-452-546-631-1033-2926597-3586-604487637172-10393-618431937165903-136462674991204525047155882-4155
Percentage of NetCashProvidedByUsedInInvestingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax14.9-6.73.5-28.6-18.9-0.5-13.6-16.5-17.1-31.9-9.5215.3-105.1-202.3300.5247.5-319.9-220.311.8137.9194.7-512.810.4162.461.688.227.1233.2-186.4

Net Cash Provided By Used In Financing Activities

us-gaap:NetCashProvidedByUsedInFinancingActivities



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-09-302012-09-302011-09-302010-09-30
Value-648910571-5045-71538433329-1817-7014-9228345-2064-729530425484-9513-7576981654051144-4333-675213120-418-5294-2381-3137-1093-63153438
Percentage of NetCashProvidedByUsedInFinancingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-160.3288.1-144.3-204.5219.29.4-54.7-211.4-24.9257.7-67.1-238.089.2183.6-326.2-261.4302.2192.642.2-160.8-222.7493.0-16.2-172.2-71.7-110.5-41.5-250.4154.2

Net Cash Provided By Used In Operating Activities

us-gaap:NetCashProvidedByUsedInOperatingActivities



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-09-302012-09-302011-09-302010-09-30
Value1118698432732102478214970511344302444578275113296597083999344185722837860474381-65316222
Percentage of NetCashProvidedByUsedInOperatingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax27.619.012.420.926.622.34.521.230.713.38.014.924.317.111.322.721.814.23.416.428.38.614.719.722.42.9-2.512.510.0

Net Income Loss

us-gaap:NetIncomeLoss



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-03-312012-12-312012-09-302012-03-312011-12-312011-09-302011-03-312010-12-312010-09-302010-03-312009-12-31
Value820651582475753558505108643467401265587510368282532341336336489331295288521377328482390305452375302423310278403315
Percentage of NetIncomeLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax20.317.816.713.619.615.915.23.317.414.413.08.717.217.112.69.716.412.212.412.516.112.511.59.415.712.611.615.514.211.615.514.512.015.512.912.516.514.4

us-gaap:StatementEquityComponents

us-gaap:RetainedEarnings



Period End2020-03-312019-12-312019-09-302019-03-312018-12-312018-09-302018-03-312017-12-31
Value820651582753558505661670
Percentage of NetIncomeLoss100.0100.0100.0100.0100.0100.0102.8143.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax20.317.816.719.615.915.217.920.7
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:RetainedEarnings0.00.00.00.00.00.00.00.0

Depreciation Depletion And Amortization

us-gaap:DepreciationDepletionAndAmortization



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-09-302012-09-302011-09-302010-09-30
Value120117117109103979999969487827778777373726869706968898280787975
Percentage of DepreciationDepletionAndAmortization100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Net Cash Provided By Used In Investing Activities

us-gaap:NetCashProvidedByUsedInInvestingActivities



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-09-302012-09-302011-09-302010-09-30
Value603-247122-999-728-16-452-546-631-1033-2926597-3586-604487637172-10393-618431937165903-136462674991204525047155882-4155
Percentage of NetCashProvidedByUsedInInvestingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax14.9-6.73.5-28.6-18.9-0.5-13.6-16.5-17.1-31.9-9.5215.3-105.1-202.3300.5247.5-319.9-220.311.8137.9194.7-512.810.4162.461.688.227.1233.2-186.4

Net Cash Provided By Used In Financing Activities

us-gaap:NetCashProvidedByUsedInFinancingActivities



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-09-302012-09-302011-09-302010-09-30
Value-648910571-5045-71538433329-1817-7014-9228345-2064-729530425484-9513-7576981654051144-4333-675213120-418-5294-2381-3137-1093-63153438
Percentage of NetCashProvidedByUsedInFinancingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-160.3288.1-144.3-204.5219.29.4-54.7-211.4-24.9257.7-67.1-238.089.2183.6-326.2-261.4302.2192.642.2-160.8-222.7493.0-16.2-172.2-71.7-110.5-41.5-250.4154.2

Repayments Of Long Term Debt

us-gaap:RepaymentsOfLongTermDebt



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-09-302012-09-302011-09-302010-09-30
Value00000000050000000000000000804
Percentage of RepaymentsOfLongTermDebt100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of LongTermDebtAndCapitalLeaseObligations0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Payments Of Dividends

us-gaap:PaymentsOfDividends



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-09-302012-09-302011-09-302010-09-30
Value392342343343344302302278278253253255257240241242242229229231234231229231231210192177168
Percentage of PaymentsOfDividends100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Payments Of Dividends

us-gaap:PaymentsOfDividends



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-09-302012-09-302011-09-302010-09-30
Value392342343343344302302278278253253255257240241242242229229231234231229231231210192177168
Percentage of PaymentsOfDividends100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Payments For Repurchase Of Common Stock

us-gaap:PaymentsForRepurchaseOfCommonStock



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-09-302012-09-302011-09-302010-09-30
Value39130530917723429922739318715825030219143632864318464308429665401612084130319424949
Percentage of PaymentsForRepurchaseOfCommonStock100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Repayments Of Long Term Debt

us-gaap:RepaymentsOfLongTermDebt



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-09-302012-09-302011-09-302010-09-30
Value00000000050000000000000000804
Percentage of RepaymentsOfLongTermDebt100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of LongTermDebtAndCapitalLeaseObligations0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Debt Instrument Interest Rate Stated Percentage

us-gaap:DebtInstrument

us-gaap:DebtInstrumentInterestRateStatedPercentage

adp:Notesdueon2025



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-06-302016-03-312015-12-312015-09-30
Value0.033750.033750.033750.033750.033750.033750.033750.033750.033750.033750.033750.03380.033750.033750.03380.033750.033750.03375
Percentage of DebtInstrumentInterestRateStatedPercentage100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of LongTermDebtAndCapitalLeaseObligations0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of LongTermDebtAndCapitalLeaseObligations adp:Notesdueon20250.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Effective Income Tax Rate Continuing Operations

us-gaap:EffectiveIncomeTaxRateContinuingOperations



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-03-312012-12-312012-09-302012-03-312011-12-312011-09-302011-03-312010-12-312010-09-302010-03-312009-12-31
Value0.2380.220.2120.0029999999999999750.2340.2470.2190.0219999999999999920.2460.1740.2680.00.290.350.3030.00200000000000000180.330.3280.332-0.00200000000000000180.3370.3330.3410.00400000000000000360.3370.3280.3390.3340.3340.350.340.3530.3410.3510.360.3620.3660.342
Percentage of EffectiveIncomeTaxRateContinuingOperations100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

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

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

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

Share Based Compensation

us-gaap:ShareBasedCompensation



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302014-09-302014-06-302014-03-312013-09-302012-09-302012-03-312011-12-312011-09-302011-03-312010-12-312010-09-302010-03-312009-12-31
Value3336374545383856413839373435313531363438363527172027182122131819
Percentage of ShareBasedCompensation100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Deferred Tax Liabilities

Deferred Tax Assets Net

Unrecognized Tax Benefits

Deferred Tax Assets Valuation Allowance

Unrecognized Tax Benefits Increases Resulting From Current Period Tax Positions

Operating Lease Right Of Use Asset

us-gaap:OperatingLeaseRightOfUseAsset



Period End2020-03-312019-12-312019-09-302019-07-012019-06-30
Value5215005045730
Percentage of OperatingLeaseRightOfUseAsset100.0100.0100.0100.00.0

Cash And Cash Equivalents Period Increase Decrease

Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302016-06-302015-06-30
Value8519133152272679614211548444086542134441385960838181154585686
Percentage of CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Proceeds From Repayments Of Short Term Debt

adp:ClientFundsHeldinGrantorTrust



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-30
Value-53111410318898-588010011-47722994
Percentage of ClientFundsHeldinGrantorTrust100.0100.0100.0100.0100.0100.0100.0

adp:DeferredIncomeTaxExpenseBenefitNetofDisposals



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
Value130445-2862614617-21855
Percentage of DeferredIncomeTaxExpenseBenefitNetofDisposals100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

adp:DirectPassThroughCostsPEORevenues



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-03-312012-12-312012-09-302012-03-312011-12-312011-09-302011-03-312010-12-312010-09-30
Value12643123711051010510107981175196299593101761063287388527920791457687731583748373686567017018721757365707639661404947531754104525458648103935417742313351
Percentage of DirectPassThroughCostsPEORevenues100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

adp:EffectOfEmployeeRestrictedStockSharesOnWeightedAverageNumberOfDilutedSharesOutstanding



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-03-312012-12-312012-09-302012-03-312011-12-312011-09-302011-03-312010-12-312010-09-302010-03-312009-12-31
Value00101110111011101120111011101101101101
Percentage of EffectOfEmployeeRestrictedStockSharesOnWeightedAverageNumberOfDilutedSharesOutstanding100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

adp:InterestOnFundsHeldClients



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-03-312012-12-312012-09-302012-03-312011-12-312011-09-302011-03-312010-12-312010-09-302010-03-312009-12-31
Value158137133146167129118125134106991041119189971028987951019190951008989112101106133117121-148-129126-147-127
Percentage of InterestOnFundsHeldClients100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DebtInstrument

adp:LineOfCreditFacilityPotentiallyAvailableIncreaseInMaximumBorrowingCapacity

adp:CreditFacilityExpiringInJuneTwoThousandTwentyFour



Period End2020-03-312019-12-312019-09-30
Value00500
Percentage of LineOfCreditFacilityPotentiallyAvailableIncreaseInMaximumBorrowingCapacity0.00.0100.0

adp:CreditFacilityExpiringInJuneTwoThousandTwentyThree



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-30
Value00500000500
Percentage of LineOfCreditFacilityPotentiallyAvailableIncreaseInMaximumBorrowingCapacity0.00.0100.00.00.00.00.0

adp:NetDecreaseIncreaseInClientFundsObligations



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-09-302012-09-302011-09-302010-09-30
Value-574215157-8063-691610179144-1711-6359-5068881-1674-675734366128-8928-7294103046068-275-3736-59101567447-7093-2141-5295-1220-59363639
Percentage of NetDecreaseIncreaseInClientFundsObligations100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

adp:NetProceedsfromstockpurchaseplanandstockbasedcompensationplans



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-30
Value3727-32224529-2423519-15215533-14224925-2221591216
Percentage of NetProceedsfromstockpurchaseplanandstockbasedcompensationplans100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

adp:Netrepaymentsofproceedsfromreverserepurchaseagreements



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302017-09-302016-09-30
Value0-4281662620-4484481290
Percentage of Netrepaymentsofproceedsfromreverserepurchaseagreements0.0100.0100.0100.00.0100.0100.0100.00.0

adp:PEORevenues



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-03-312012-12-312012-09-302012-03-312011-12-312011-09-302011-03-312010-12-312010-09-302010-03-312009-12-31
Value1236113310551060113310579869701065939898886969818790763862733697674744622591580647527501562462448510411397445355338376308
Percentage of PEORevenues100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

adp:ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodTax



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-30
Value411-1-1-60-20-10-2-1-1-1-1-1-2-10-1-1-2-2020
Percentage of ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:StatementEquityComponents

us-gaap:AccumulatedDefinedBenefitPlansAdjustment



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-30
Value300-1-1-60-2000-2-1-1-1-1-1-1-10-1-1-2-20-10
Percentage of ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodTax86.0-45.550.093.3100.098.450.084.6120.066.7100.0122.794.7150.0100.075.090.947.8100.0-300.0115.4125.0112.0100.0266.7-79.2-225.0

us-gaap:AccumulatedNetUnrealizedInvestmentGainLoss



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-30
Value01000000000000000-1000000041
Percentage of ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodTax14.0145.550.06.7-0.01.650.015.4-20.033.3-0.0-22.75.3-50.0-0.025.09.152.2-0.0400.0-15.4-25.0-12.0-0.0-166.7179.2325.0

adp:RevenuesNet



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-30
Value2652239823062291254623192218
Percentage of RevenuesNet100.0100.0100.0100.0100.0100.0100.0

adp:StockBasedCompensationExpenseinEquity



Period End2020-03-312019-12-312019-09-302019-03-312018-12-312018-09-302018-03-312017-12-31
Value-30-31-36-35-35-34-35-31
Percentage of StockBasedCompensationExpenseinEquity100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:StatementEquityComponents

us-gaap:AdditionalPaidInCapital



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value-30-31-36-38-35-35-34-43-35-31
Percentage of StockBasedCompensationExpenseinEquity100.0100.0100.00.0100.0100.0100.00.0100.0100.0

adp:Systemsdevelopmentprogrammingcosts



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-03-312012-12-312012-09-30
Value172168168162160156158152162158156166153152154150147149156149150148146186180179171164159156
Percentage of Systemsdevelopmentprogrammingcosts100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AccretionAmortizationOfDiscountsAndPremiumsInvestments



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-31
Value-14400000.0-14100000.0-12200000.0-11200000.0-11500000.0-13100000.0-14300000.0-15900000.0-17700000.0-18500000.0-19400000.0-19800000.0-20600000.0-22300000.0-23200000.0-23100000.0-23000000.0-23900000.0-24100000.0-24900000.0-25100000.0-25000000.0-25300000.0-24600000.0-23600000.0
Percentage of AccretionAmortizationOfDiscountsAndPremiumsInvestments100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AllocatedShareBasedCompensationExpense



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-03-312012-12-312012-09-302012-03-312011-12-312011-09-302011-03-312010-12-312010-03-312009-12-31
Value33363745453838564138393734353135313634323536383635392722241720271821221819
Percentage of AllocatedShareBasedCompensationExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncomeStatementLocation

adp:OperatingExpenses



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-30
Value3344435745554656555567776743463
Percentage of AllocatedShareBasedCompensationExpense9.09.410.88.99.18.814.113.411.514.013.313.513.417.618.017.316.716.317.017.417.520.719.619.518.319.116.90.021.424.721.0

adp:SystemDevelopmentAndProgrammingCosts



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-30
Value4444545755544544344445555532443
Percentage of AllocatedShareBasedCompensationExpense12.913.312.910.011.112.413.013.812.215.013.311.713.414.512.912.512.012.513.013.713.615.214.414.014.114.511.80.017.920.219.9

us-gaap:SellingGeneralAndAdministrativeExpenses



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-03-312012-12-312012-09-30
Value262828363630284031272828252421242225242224232510242619181813
Percentage of AllocatedShareBasedCompensationExpense78.177.376.381.279.978.872.972.976.371.173.374.873.267.969.170.271.371.270.068.968.864.266.027.767.666.371.383.977.078.4

us-gaap:AmortizationOfIntangibleAssets



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-03-312012-12-312012-09-302012-03-312011-12-312011-09-302011-03-312010-12-312010-09-302010-03-312009-12-31
Value7169696257555354525146434042423939383536383837464243414241424343434545403938
Percentage of AmortizationOfIntangibleAssets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount



Period End2020-03-312019-12-312019-09-302019-03-312018-12-312018-09-302018-03-312017-12-312017-09-302016-12-312016-09-302016-03-312015-12-312015-09-302015-03-312014-09-302014-03-312013-12-312013-09-302013-03-312012-12-312012-09-302012-03-312011-12-312011-09-302011-03-312010-12-312010-09-302010-03-312009-12-31
Value110000110100010110010000003141215
Percentage of AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AvailableForSaleSecuritiesGrossRealizedGains



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-03-312012-12-312012-09-302012-03-312011-12-312011-09-302011-03-312010-12-312010-09-302010-03-312009-12-31
Value27200000100202012003111021346944144551212
Percentage of AvailableForSaleSecuritiesGrossRealizedGains100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AvailableForSaleSecuritiesGrossRealizedLosses



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-03-312012-12-312012-09-302012-03-312011-12-312011-09-302011-03-312010-12-312010-09-302010-03-312009-12-31
Value00000011110100022400000001000006011004
Percentage of AvailableForSaleSecuritiesGrossRealizedLosses100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:CapitalizedContractCostAmortization



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
Value231228227218220217216213211207204
Percentage of CapitalizedContractCostAmortization100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
Value-479611042-4524-741587271075-2133-6902-4147776-2098
Percentage of CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:CommonStockDividendsPerShareDeclared



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-03-312012-12-312012-09-302012-03-312011-12-312011-09-302011-03-312010-12-312010-03-312009-12-31
Value0.910.910.790.790.790.790.690.690.630.630.570.57000000000000030.570.570.530.530.530.530.490.490.490.490.480.48499999999999990.480.480.4350.4350.4350.3950.3950.3950.360.360.360.340.34
Percentage of CommonStockDividendsPerShareDeclared100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DebtInstrument

us-gaap:DebtInstrumentInterestRateDuringPeriod

adp:ReverseRepurchaseAgreements



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-30
Value0.0160.0170.020.00100000000000000090.0180.0190.0170.0020.0120.0120.0110.0010.0050.0050.0060.00.0050.0030.004-0.0010.0070.0050.004
Percentage of DebtInstrumentInterestRateDuringPeriod100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:CommercialPaper



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-30
Value0.0150.0170.0230.00.0240.0230.020.0020.0150.0120.0120.0010.0070.0050.0040.0010.0040.0020.0020.00.0010.0010.001
Percentage of DebtInstrumentInterestRateDuringPeriod93.8100.0115.00.0133.3121.1117.6100.0125.0100.0109.1100.0140.0100.066.70.080.066.750.0-0.014.320.025.0

us-gaap:DefinedBenefitPlanAmortizationOfGainsLosses



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-03-312012-12-312012-09-302012-03-312011-12-312011-09-302011-03-312010-12-312010-09-30
Value-1900000.0-1500000.0-1600000.00.00.00.0-100000.0-2100000.0-2100000.0-2100000.0-2100000.0-4700000.0-4800000.0-4800000.0-4800000.0-2700000.0-2800000.0-2700000.0-2800000.0-4300000.0-4300000.0-4300000.0-4400000.0-5100000.0-5000000.0-5000000.0-5000000.0-7700000.0-7700000.0-7700000.0-3700000.0-3700000.0-3800000.0-5000000.0-5000000.0-5100000.0
Percentage of DefinedBenefitPlanAmortizationOfGainsLosses100.0100.0100.00.00.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DefinedBenefitPlanExpectedReturnOnPlanAssets



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-03-312012-12-312012-09-302012-03-312011-12-312011-09-302011-03-312010-12-312010-09-302010-03-312009-12-31
Value2929293232333234343434333333343232323232323232292929292727272424242222221919
Percentage of DefinedBenefitPlanExpectedReturnOnPlanAssets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DefinedBenefitPlanInterestCost



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-03-312012-12-312012-09-302012-03-312011-12-312011-09-302011-03-312010-12-312010-09-302010-03-312009-12-31
Value1515151919191916161616151414151616161615151515151515151313131515151414141414
Percentage of DefinedBenefitPlanInterestCost100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DefinedBenefitPlanNetPeriodicBenefitCost



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-03-312012-12-312012-09-302012-03-312011-12-312011-09-302011-03-312010-12-312010-09-302010-03-312009-12-31
Value-142-214914173222226666444433410777710101099910101088
Percentage of DefinedBenefitPlanNetPeriodicBenefitCost100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DefinedBenefitPlanRecognizedNetGainLossDueToSettlementsAndCurtailments1



Period End2020-03-312019-06-302019-03-31
Value1738-7
Percentage of DefinedBenefitPlanRecognizedNetGainLossDueToSettlementsAndCurtailments1100.0100.0100.0

us-gaap:DefinedBenefitPlanServiceCost



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-03-312012-12-312012-09-302012-03-312011-12-312011-09-302011-03-312010-12-312010-09-302010-03-312009-12-31
Value1414141414141418181818202020201717171716161619161616161616161414141313131111
Percentage of DefinedBenefitPlanServiceCost100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DividendsStock



Period End2020-03-312019-12-312019-09-302019-03-312018-12-312018-09-302018-03-312017-12-31
Value392393346344340310279279
Percentage of DividendsStock100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:StatementEquityComponents

us-gaap:RetainedEarnings



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value392393346343344340310303279279
Percentage of DividendsStock100.0100.0100.00.0100.0100.0100.00.0100.0100.0

us-gaap:EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
Value-2920-335-2-19-12-4743414
Percentage of EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:GainLossOnDispositionOfAssets1



Period End2020-03-312019-12-312019-09-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
Value0010400000
Percentage of GainLossOnDispositionOfAssets10.00.0100.00.0100.00.0100.00.00.0100.0

us-gaap:GainLossOnSaleOfProperties



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302017-06-302017-03-312016-12-312016-06-302016-03-312015-12-312015-06-302015-03-312014-12-312014-06-302014-03-312013-12-312013-03-312012-12-312012-03-312011-12-31
Value0011504000000130000000200
Percentage of GainLossOnSaleOfProperties0.0100.0100.0100.00.0100.00.00.00.00.00.00.0100.00.00.00.00.00.00.00.0100.00.00.0

us-gaap:GainOnSaleOfInvestments



Period End2020-03-312019-12-312019-06-302019-03-312018-12-31
Value001500
Percentage of GainOnSaleOfInvestments0.0100.0100.00.00.0

us-gaap:GoodwillForeignCurrencyTranslationGainLoss



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-30
Value-1510-161-3-6-6-2311316207-243
Percentage of GoodwillForeignCurrencyTranslationGainLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:StatementBusinessSegments

adp:EmployerServicesSegment



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-30
Value-1510-161-3-6-6-2311316207-243
Percentage of GoodwillForeignCurrencyTranslationGainLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:GoodwillPeriodIncreaseDecrease



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-30
Value00-35-12883874030-666013
Percentage of GoodwillPeriodIncreaseDecrease0.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.00.0100.0

us-gaap:StatementBusinessSegments

adp:EmployerServicesSegment



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-30
Value00-35-12883874030-666013
Percentage of GoodwillPeriodIncreaseDecrease0.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.00.0100.0

us-gaap:ImpairmentOfIntangibleAssetsFinitelived



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
Value000000120000
Percentage of ImpairmentOfIntangibleAssetsFinitelived0.00.00.00.00.00.0100.00.00.00.00.0

us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-03-312012-12-312012-09-302012-03-312011-12-312011-09-302011-03-312010-12-312010-09-302010-03-312009-12-31
Value1076835739633984741646204852565548388827786528427794507505381742501452357769561497724528465685579459653484436633479
Percentage of IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:StatementBusinessSegments

adp:EmployerServicesSegment



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-03-312012-12-312012-09-302012-03-312011-12-312011-09-302011-03-312010-12-312010-09-30
Value10257676816249627336377111022706646619963681656672971637587548934627584561840595522762485421699447410653438382
Percentage of IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments95.291.892.198.597.799.098.6348.1119.9124.9117.9159.4116.486.7124.2157.4122.2125.4116.3143.7125.8125.2129.1157.4109.2106.2105.1105.291.790.6102.077.189.3100.190.487.6

adp:ProfessionalEmployeeOrganizationServicesSegment



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-03-312012-12-312012-09-302012-03-312011-12-312011-09-302011-03-312010-12-312010-09-30
Value172167148161155157145122136128116107120114107919793887780786662605951544946454236373528
Percentage of IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments16.020.020.125.515.821.222.660.116.022.721.327.614.514.620.321.412.318.517.520.310.915.714.717.57.910.610.47.59.49.96.77.38.05.87.46.4

us-gaap:AllOtherSegments



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-03-312013-12-312013-09-302013-03-312012-12-312012-09-30
Value-120-99-90-152-133-149-136-478-123-123-76-176-67132-99-110-82-82-414-85-73-78-68-79-67-66-42-47
Percentage of IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments-11.2-11.8-12.2-24.0-13.5-20.1-21.1-233.8-14.5-21.8-13.9-45.4-8.116.9-18.8-25.9-10.4-16.3-8.21.1-11.5-14.6-17.3-8.9-14.2-13.6-9.2-8.1-10.2

us-gaap:IncreaseDecreaseInAccountsAndNotesReceivable



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-09-302012-09-302011-09-302010-09-30
Value8210296-52-14343023952-9725581-113-29240-121-3214347832-3424215-29-32107-1273-106-27
Percentage of IncreaseDecreaseInAccountsAndNotesReceivable100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncreaseDecreaseInAccountsPayableTrade



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-09-302012-09-302011-09-302010-09-30
Value-1527-15-36621-229-2821-2417-1320-36-18201-1929-60-9225-11-31-26-36
Percentage of IncreaseDecreaseInAccountsPayableTrade100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncreaseDecreaseInAccruedLiabilities



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-09-302012-09-302011-09-302010-09-30
Value115-58-9171-92365-772406043088121-80-142450-15-71-19192-36-1461207-86-73-78-68
Percentage of IncreaseDecreaseInAccruedLiabilities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncreaseDecreaseInOtherOperatingAssets



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-09-302012-09-302011-09-302010-09-30
Value156213391238154123471-132-206-142591168-77221-97-19-232492-98-19224-27-35290330117106
Percentage of IncreaseDecreaseInOtherOperatingAssets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncrementalCommonSharesAttributableToCallOptionsAndWarrants



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-03-312012-12-312012-09-302012-03-312011-12-312011-09-302011-03-312010-12-312010-09-302010-03-312009-12-31
Value01101110111011101110122022333344443222
Percentage of IncrementalCommonSharesAttributableToCallOptionsAndWarrants100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:InterestPaidNet



Period End2020-03-312019-12-312019-09-302019-03-312018-12-312018-09-30
Value331753352349
Percentage of InterestPaidNet100.0100.0100.0100.0100.0100.0

us-gaap:InvestmentIncomeInterest



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-03-312012-12-312012-09-302012-03-312011-12-312011-09-302011-03-312010-12-312010-09-302010-03-312009-12-31
Value12253226152828241122252210212216917181371818136161962123827291027301031
Percentage of InvestmentIncomeInterest100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:LeaseCost



Period End2020-03-312019-12-31
Value3944
Percentage of LeaseCost100.0100.0

us-gaap:NetPeriodicDefinedBenefitsExpenseReversalOfExpenseExcludingServiceCostComponent



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-30
Value-30-13-18-1-501
Percentage of NetPeriodicDefinedBenefitsExpenseReversalOfExpenseExcludingServiceCostComponent100.0100.0100.0100.0100.0100.0100.0

us-gaap:OperatingLeaseCost



Period End2020-03-312019-12-31
Value3442
Percentage of OperatingLeaseCost100.0100.0

us-gaap:OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossArisingDuringPeriodNetOfTax



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-03-312012-12-312012-09-302012-03-312011-12-312011-09-30
Value-6834-487-2-24-22-64214424620-5510-2041-24-2234-108-56-10825-1-643-70165236-34-75
Percentage of OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossArisingDuringPeriodNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherComprehensiveIncomeLossBeforeReclassificationsBeforeTax



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-30
Value32047188256143-73-38-219-1432918966-468-60-81313-19831-21120-37-20319740-8158
Percentage of OtherComprehensiveIncomeLossBeforeReclassificationsBeforeTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:StatementEquityComponents

us-gaap:AccumulatedDefinedBenefitPlansAdjustment



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-30
Value000-8400087000109000-199000-87000102000
Percentage of OtherComprehensiveIncomeLossBeforeReclassificationsBeforeTax0.0-0.00.0-45.00.00.0-0.0-228.9-0.0-0.00.058.00.0-0.0-0.0244.10.0-0.00.041.40.0-0.0-0.052.10.0-0.00.0

us-gaap:AccumulatedGainLossNetCashFlowHedgeParent



Period End2020-03-312019-12-31
Value-380
Percentage of OtherComprehensiveIncomeLossBeforeReclassificationsBeforeTax-116.8-140.0

us-gaap:AccumulatedNetUnrealizedInvestmentGainLoss



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-30
Value139-3596265259168-50-60-240-147-123246-413-71138271-17453-15712819-946943-7414
Percentage of OtherComprehensiveIncomeLossBeforeReclassificationsBeforeTax426.07100.0203.6140.9100.9117.268.8158.2109.6102.9-43.117.269.588.3117.8-168.986.887.7170.174.5638.1-51.946.435.2107.991.625.5

us-gaap:AccumulatedTranslationAdjustment



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-30
Value-6834-487-2-24-22-64214424620-5510-2041-24-2233-108-56-10825-3-643
Percentage of OtherComprehensiveIncomeLossBeforeReclassificationsBeforeTax-209.2-6860.0-103.64.1-0.9-17.231.2170.8-9.6-2.9143.124.830.511.7-17.824.813.212.3-70.1-15.9-538.1151.953.612.7-7.98.474.5

us-gaap:OtherComprehensiveIncomeLossBeforeReclassificationsTax



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-30
Value22-720395838-12214-53-53-35716-145-26-2495-62-205444634
Percentage of OtherComprehensiveIncomeLossBeforeReclassificationsTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:StatementEquityComponents

us-gaap:AccumulatedDefinedBenefitPlansAdjustment



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-30
Value000-20000-1800043000-7200032000
Percentage of OtherComprehensiveIncomeLossBeforeReclassificationsTax0.0-0.00.0-50.50.00.0-0.0-8.7-0.0-0.0-0.076.40.0-0.0-0.0303.80.0-0.0-0.059.80.00.00.0

us-gaap:AccumulatedGainLossNetCashFlowHedgeParent



Period End2020-03-312019-12-31
Value-90
Percentage of OtherComprehensiveIncomeLossBeforeReclassificationsTax-41.9-2.7

us-gaap:AccumulatedNetUnrealizedInvestmentGainLoss



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-30
Value32-720595838-12233-53-53-31316-145-264895-62-202244634
Percentage of OtherComprehensiveIncomeLossBeforeReclassificationsTax141.9102.7100.0150.5100.0100.0100.0108.7100.0100.0100.023.6100.0100.0100.0-203.8100.0100.0100.040.2100.0100.0100.0

us-gaap:OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAndTax



Period End2020-03-312019-12-312019-03-312018-12-31
Value-38200000.0700000.00.00.0
Percentage of OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAndTax100.0100.00.00.0

us-gaap:OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationTax



Period End2020-03-312019-12-312019-03-312018-12-31
Value-9500000.0200000.00.00.0
Percentage of OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationTax100.0100.00.00.0

us-gaap:OtherComprehensiveIncomeLossNetOfTax



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-03-312012-12-312012-09-302012-03-312011-12-312011-09-30
Value-3223154203125-60-42-163-883413453-320-31-55219-13113-123-22-40-16413730-5955-104-3511920-6739
Percentage of OtherComprehensiveIncomeLossNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-30
Value2720000-10-101010-10-302000011138694
Percentage of OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesTax



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-30
Value01000000000000000-10000000412231
Percentage of OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesTax100.0100.0100.0100.00.0100.0100.0100.0100.0100.00.0100.0100.0100.00.0100.0100.0100.00.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansBeforeTax



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-31
Value-151-1762602222555533
Percentage of OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansBeforeTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansTax



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-31
Value-30011602000211111
Percentage of OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-03-312012-03-31
Value139-3596265259168-50-60-240-147-123246-413-71138271-17453-15712819-946943-74-56-21
Percentage of OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-03-312012-12-312012-09-30
Value32-720595838-12-13-53-53-31316-145-264895-6220-55446-342315-255-20-2735
Percentage of OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherNoncashExpense



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302014-09-302014-06-302014-03-312013-09-302012-09-302011-09-302010-09-30
Value38-511227310975912115821345-640-249412
Percentage of OtherNoncashExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:PaymentsToAcquireBusinessesNetOfCashAcquired



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-09-302012-09-302011-09-302010-09-30
Value000500119012548700660200000000800901475
Percentage of PaymentsToAcquireBusinessesNetOfCashAcquired0.00.00.0100.00.0100.0100.00.0100.0100.00.0100.0100.00.0100.00.00.00.00.00.00.00.0100.00.0100.0100.0100.0100.0100.0

us-gaap:PaymentsToAcquireIntangibleAssets



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-09-302012-09-302011-09-302010-09-30
Value93798874190657368636269685549575754604545474044403532332419
Percentage of PaymentsToAcquireIntangibleAssets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:PaymentsToAcquireMarketableSecurities



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-09-302012-09-302011-09-302010-09-30
Value10191465140916961425545755118412381296115791211101188117116351801157985916811515956894133384936976510951085
Percentage of PaymentsToAcquireMarketableSecurities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:PaymentsToAcquireOtherPropertyPlantAndEquipment



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-09-302012-09-302011-09-302010-09-30
Value3843564140364346414573655471484028435550274436536746303338
Percentage of PaymentsToAcquireOtherPropertyPlantAndEquipment100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:PensionExpense



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312012-09-302011-09-302010-09-30
Value-142-214914173222226666444433455610910
Percentage of PensionExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ProceedsFromSaleOfAvailableForSaleSecurities



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-09-302012-09-302011-09-302010-09-30
Value1754134116538189276235397528368581007889826977900115413971408125512231245777595590423571602844826
Percentage of ProceedsFromSaleOfAvailableForSaleSecurities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:SubsequentEventType

us-gaap:SubsequentEvent



Period End2020-05-01
Value1300
Percentage of ProceedsFromSaleOfAvailableForSaleSecurities0.0

us-gaap:ProceedsFromSaleOfPropertyPlantAndEquipment



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-06-302017-03-312016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-30
Value00230070000000150000230000
Percentage of ProceedsFromSaleOfPropertyPlantAndEquipment0.0100.0100.00.00.0100.00.0100.00.00.00.00.00.0100.00.00.00.00.0100.00.0100.00.00.0

us-gaap:ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodBeforeTax



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-30
Value-17-5-47626132324535436229-3-4-76-56-1
Percentage of ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodBeforeTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:StatementEquityComponents

us-gaap:AccumulatedDefinedBenefitPlansAdjustment



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-30
Value-151-17626022225555333235-3-5-836-5-5-5
Percentage of ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodBeforeTax85.7-36.542.5106.8101.798.118.263.292.069.7100.0126.296.2134.2102.073.896.844.1100.0120.6121.9122.0110.8591.8100.0-81.2318.8

us-gaap:AccumulatedNetUnrealizedInvestmentGainLoss



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-30
Value-2-7-200001010-10-101030-7000-331113
Percentage of ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodBeforeTax14.3136.557.5-6.8-1.71.981.836.88.030.30.0-26.23.8-34.2-2.026.23.255.90.0-24.7-21.9-22.0-10.8-541.0-29.4181.2-218.8

us-gaap:AccumulatedTranslationAdjustment



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-30
Value000000000000000000010003-100
Percentage of ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodBeforeTax-0.0-0.0-0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.04.1-0.0-0.0-0.049.229.40.0-0.0

us-gaap:ShortTermLeaseCost



Period End2020-03-312019-12-31
Value11
Percentage of ShortTermLeaseCost100.0100.0

us-gaap:DebtInstrument

us-gaap:ShorttermDebtAverageOutstandingAmount

adp:ReverseRepurchaseAgreements



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-03-312013-12-312013-09-302013-03-312012-12-31
Value1233354261093325495-15995375261614526735924128334485-293598570162402529127416
Percentage of ShorttermDebtAverageOutstandingAmount100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:CommercialPaper



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-30
Value120035004000-1001100380037000100035003800-1001100420041000130033003500-100100030003100
Percentage of ShorttermDebtAverageOutstandingAmount974.01042.0937.6-943.41181.51167.8747.3-0.01010.1651.8722.2-598.8758.61569.51141.10.01015.6985.4720.85000.01075.3501.2543.2

us-gaap:StockIssuedDuringPeriodValueShareBasedCompensation



Period End2020-03-312019-12-312019-09-302019-03-312018-12-312018-09-302018-03-312017-12-31
Value532365611955659
Percentage of StockIssuedDuringPeriodValueShareBasedCompensation100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:StatementEquityComponents

us-gaap:AdditionalPaidInCapital



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value3085428614-3252
Percentage of StockIssuedDuringPeriodValueShareBasedCompensation57.137.58.50.045.731.125.60.038.628.1

us-gaap:TreasuryStock



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value231470733137012396
Percentage of StockIssuedDuringPeriodValueShareBasedCompensation42.962.5108.50.054.368.9125.60.061.471.9

us-gaap:TreasuryStockSharesAcquired



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312015-06-30
Value211-5101-5100
Percentage of TreasuryStockSharesAcquired100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0

us-gaap:TreasuryStockValueAcquiredCostMethod



Period End2020-03-312019-12-312019-09-302019-03-312018-12-312018-09-302018-03-312017-12-31
Value383311392228312281202162
Percentage of TreasuryStockValueAcquiredCostMethod100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:StatementEquityComponents

us-gaap:TreasuryStock



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value383311392182228312281395202162
Percentage of TreasuryStockValueAcquiredCostMethod100.0100.0100.00.0100.0100.0100.00.0100.0100.0

us-gaap:VariableLeaseCost



Period End2020-03-312019-12-31
Value20
Percentage of VariableLeaseCost100.0100.0

adp:AvailableforSaleSecuritiesUnrealizedGains



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-30
Value5523584013201494725364294169176163147441511379184297265385284290362338341403418
Percentage of AvailableforSaleSecuritiesUnrealizedGains100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FinancialInstrument

adp:CanadianProvincialBonds



Period End2020-03-312019-12-312019-09-302019-06-302018-06-30
Value241016145
Percentage of AvailableforSaleSecuritiesUnrealizedGains4.43.04.04.513.9

us-gaap:AssetBackedSecurities



Period End2020-03-312019-12-312019-09-302019-06-302018-06-30
Value273745370
Percentage of AvailableforSaleSecuritiesUnrealizedGains5.010.511.211.80.8

us-gaap:CorporateDebtSecurities



Period End2020-03-312019-12-312019-09-302019-06-302018-06-30
Value22621823218220
Percentage of AvailableforSaleSecuritiesUnrealizedGains41.061.058.057.055.3

us-gaap:ForeignGovernmentDebtSecurities



Period End2020-03-312019-12-312019-09-302019-06-302018-06-30
Value163670
Percentage of AvailableforSaleSecuritiesUnrealizedGains2.91.11.52.21.1

us-gaap:MunicipalBonds



Period End2020-03-312019-12-312019-09-302019-06-302018-06-30
Value171917163
Percentage of AvailableforSaleSecuritiesUnrealizedGains3.15.34.45.18.7

us-gaap:OtherDebtSecurities



Period End2020-03-312019-12-312019-09-302019-06-302018-06-30
Value502027203
Percentage of AvailableforSaleSecuritiesUnrealizedGains9.25.86.96.48.2

us-gaap:USGovernmentAgenciesDebtSecurities



Period End2020-03-312019-12-312019-09-302019-06-302018-06-30
Value612025174
Percentage of AvailableforSaleSecuritiesUnrealizedGains11.05.86.35.510.9

us-gaap:USTreasurySecurities



Period End2020-03-312019-12-312019-09-302019-06-302018-06-30
Value1292630230
Percentage of AvailableforSaleSecuritiesUnrealizedGains23.47.47.77.41.1

adp:AvailableforsalesecuritiesUnrealizedLoss



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-30
Value77191933126283430392339151807392123318842748836613883128104131
Percentage of AvailableforsalesecuritiesUnrealizedLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FinancialInstrument

adp:CanadianProvincialBonds



Period End2020-03-312019-12-312019-09-302019-06-302018-06-30
Value00007
Percentage of AvailableforsalesecuritiesUnrealizedLoss0.03.01.51.51.9

us-gaap:AssetBackedSecurities



Period End2020-03-312019-12-312019-09-302019-06-302018-06-30
Value4232564
Percentage of AvailableforsalesecuritiesUnrealizedLoss54.717.714.216.316.3

us-gaap:CorporateDebtSecurities



Period End2020-03-312019-12-312019-09-302019-06-302018-06-30
Value33226160
Percentage of AvailableforsalesecuritiesUnrealizedLoss42.914.611.220.241.0

us-gaap:ForeignGovernmentDebtSecurities



Period End2020-03-312019-12-312019-09-302019-06-302018-06-30
Value065620
Percentage of AvailableforsalesecuritiesUnrealizedLoss0.431.328.918.15.2

us-gaap:MunicipalBonds



Period End2020-03-312019-12-312019-09-302019-06-302018-06-30
Value00004
Percentage of AvailableforsalesecuritiesUnrealizedLoss0.60.50.50.31.1

us-gaap:OtherDebtSecurities



Period End2020-03-312019-12-312019-09-302019-06-302018-06-30
Value110010
Percentage of AvailableforsalesecuritiesUnrealizedLoss1.47.12.51.82.7

us-gaap:USGovernmentAgenciesDebtSecurities



Period End2020-03-312019-12-312019-09-302019-06-302018-06-30
Value012547
Percentage of AvailableforsalesecuritiesUnrealizedLoss0.06.611.217.512.2

us-gaap:USTreasurySecurities



Period End2020-03-312019-12-312019-09-302019-06-302018-06-30
Value035876
Percentage of AvailableforsalesecuritiesUnrealizedLoss0.019.229.924.219.6

adp:CashEquivalentsAtAmortizedCost



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-06-30
Value851913315227267961421154844408654213444138596083818115105117215861154582298512893736756861002516377338531718689108542498543113107681937255111139077654339097311752292295091
Percentage of CashEquivalentsAtAmortizedCost100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

adp:ClientFundsObligations



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-06-30
Value303593626921011291443605525842257982749333943345082559627189338163040224349333314068130237242402465028328344611893518963259922820516718219562970323064197012085629207226901855224591320152368218136
Percentage of ClientFundsObligations100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

adp:FundsHeldClients



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-06-30
Value308343660821393294343607825605254022713733646344512568627291338873042624787338414105130336245082486528702347071913819258262432841416935222283033623759204672153929836233491927225135324512421818832
Percentage of FundsHeldClients100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

adp:ObligationsUnderReverseRepurchaseAgreements



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302014-06-302014-03-312013-12-312013-09-302013-06-302012-12-312012-09-302012-06-30
Value0042826200453000129000000000000340245134420
Percentage of ObligationsUnderReverseRepurchaseAgreements0.00.0100.0100.00.00.0100.00.00.00.0100.00.00.00.00.00.00.00.00.00.00.00.00.0100.0100.0100.0100.00.0

adp:TotalAssetsBeforeFundsHeldClients



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-06-30
Value487447568115490848456076455349125067489853165367562753815337565957675323566739434090440966546575428838864099397240963793350536163716337731813447363131533484
Percentage of TotalAssetsBeforeFundsHeldClients100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

adp:TotalCorporateInvestmentsAndFundsHeldForClientsAmortizedCost



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-06-30
Value32067377772653631367378922863827761296743624436292281002998036822331562717336553436533307927472263433019036458233932300327737295512087723982314382455821336224943096624118198982608819897
Percentage of TotalCorporateInvestmentsAndFundsHeldForClientsAmortizedCost100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

adp:TotalCorporateInvestmentsAndFundsHeldForClientsFairValue



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-06-30
Value32542381162691831655379142840227355293183594736235281893008236893331802761237063440243317827741265603056736706236222332727992297632117524269320932527622142232043162624803206392665920608
Percentage of TotalCorporateInvestmentsAndFundsHeldForClientsFairValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

adp:TotalCorporateInvestmentsAndFundsHeldForClientsGrossUnrealizedGains



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-06-30
Value5523584013201494725364294169176163147441511379184297265385284290362338341403418662722807713673698749605721
Percentage of TotalCorporateInvestmentsAndFundsHeldForClientsGrossUnrealizedGains100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

adp:TotalCorporateInvestmentsAndFundsHeldForClientsGrossUnrealizedLosses



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-06-30
Value771919331262834303923391518073921233188427488366138831281041317412131373410
Percentage of TotalCorporateInvestmentsAndFundsHeldForClientsGrossUnrealizedLosses100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

adp:TotalCurrentLiabilitiesBeforeClientFundsObligations



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-06-30
Value431342528189348331104454323829202797274226902626260125532370251525692230234724632386230942244944258524395181277624152373264923832216210719592195195818101915
Percentage of TotalCurrentLiabilitiesBeforeClientFundsObligations100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

adp:TotalFundsHeldToSatisfyClientFundObligationAtCarryingValue



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-06-30
Value308343660821393294343607825605254022713733646344512568627291338873042624787338414105130336245082486528702347071913819258262432841416935222283033623759204672153929836233491927225135324512421818832
Percentage of TotalFundsHeldToSatisfyClientFundObligationAtCarryingValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AccountsReceivableNetNoncurrent



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-06-30
Value2121222325252525272727282724262727313232313232155148147140138136135130129127125124128125127129
Percentage of AccountsReceivableNetNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AccruedLiabilitiesCurrent



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-06-30
Value19782051199417591678205716031547150515831440138113361420127912461344112112521159123811631127131412121193116911781137116310441054930963869930700726771
Percentage of AccruedLiabilitiesCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AllowanceForDoubtfulAccountsReceivableCurrent



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-06-30
Value845359545051525151525449484542383835363535353951495050454546444144444644494739
Percentage of AllowanceForDoubtfulAccountsReceivableCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AllowanceForDoubtfulAccountsReceivableNoncurrent



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-30
Value600000.0500000.0600000.0400000.0500000.0500000.0600000.0500000.0400000.0700000.0800000.0800000.0800000.0800000.0800000.0500000.0500000.0700000.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of AllowanceForDoubtfulAccountsReceivableNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:AvailableForSaleSecurities



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-30
Value24023248012464624859237032291822947227762250222375221062190121788214582175121605210392028520374208732054120328202372015619302189091867718838
Percentage of AvailableForSaleSecurities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FairValueByFairValueHierarchyLevel

us-gaap:FairValueInputsLevel1



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302013-09-302013-06-30
Value0000000000000000000089
Percentage of AvailableForSaleSecurities0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.1

us-gaap:FinancialInstrument

adp:AssetBackedAutoLoanReceivables



Period End2020-03-312019-12-312019-09-302019-06-30
Value2045210121572073
Percentage of AvailableForSaleSecurities8.58.58.88.3

adp:AssetBackedEquipmentLeaseReceivable



Period End2020-03-312019-12-312019-09-302019-06-30
Value391418481495
Percentage of AvailableForSaleSecurities1.61.72.02.0

adp:CanadianProvincialBonds



Period End2020-03-312019-12-312019-09-302019-06-302018-06-30
Value755733809814722
Percentage of AvailableForSaleSecurities3.13.03.33.33.2

adp:FederalFarmCreditBanks



Period End2020-03-312019-12-312019-09-302019-06-30
Value698715661655
Percentage of AvailableForSaleSecurities2.92.92.72.6

adp:FixedRateCreditCard



Period End2020-03-312019-12-312019-09-302019-06-30
Value1483159715781960
Percentage of AvailableForSaleSecurities6.26.46.47.9

adp:RateReductionReceivable



Period End2020-03-312019-12-312019-09-302019-06-30
Value121121149162
Percentage of AvailableForSaleSecurities0.50.50.60.7

adp:SupranationalBonds



Period End2020-03-312019-12-312019-09-302019-06-30
Value9190108119
Percentage of AvailableForSaleSecurities0.40.40.40.5

us-gaap:AssetBackedSecurities



Period End2020-03-312019-12-312019-09-302019-06-302018-06-30
Value40424239436846904491
Percentage of AvailableForSaleSecurities16.817.117.718.919.7

us-gaap:CommercialMortgageBackedSecurities



Period End2020-03-312019-12-312019-09-302019-06-30
Value859739640615
Percentage of AvailableForSaleSecurities3.63.02.62.5

us-gaap:CorporateDebtSecurities



Period End2020-03-312019-12-312019-09-302019-06-302018-06-30
Value109951114910947108679678
Percentage of AvailableForSaleSecurities45.845.044.443.742.5

us-gaap:FederalHomeLoanBankCertificatesAndObligationsFHLB



Period End2020-03-312019-12-312019-09-302019-06-30
Value648115012661759
Percentage of AvailableForSaleSecurities2.74.65.17.1

us-gaap:ForeignCorporateDebtSecurities



Period End2020-03-312019-12-312019-09-302019-06-30
Value190201188193
Percentage of AvailableForSaleSecurities0.80.80.80.8

us-gaap:ForeignGovernmentDebtSecurities



Period End2020-03-312019-12-312019-09-302019-06-302018-06-30
Value10221175115511651088
Percentage of AvailableForSaleSecurities4.34.74.74.74.8

us-gaap:MunicipalBonds



Period End2020-03-312019-12-312019-09-302019-06-302018-06-30
Value597605578612583
Percentage of AvailableForSaleSecurities2.52.42.32.52.6

us-gaap:OtherDebtSecurities



Period End2020-03-312019-12-312019-09-302019-06-302018-06-30
Value1341122711571136865
Percentage of AvailableForSaleSecurities5.64.94.74.63.8

us-gaap:USGovernmentAgenciesDebtSecurities



Period End2020-03-312019-12-312019-09-302019-06-302018-06-30
Value15522066212926232743
Percentage of AvailableForSaleSecurities6.58.38.610.612.0

us-gaap:USTreasurySecurities



Period End2020-03-312019-12-312019-09-302019-06-302018-06-30
Value37153604349929482602
Percentage of AvailableForSaleSecurities15.514.514.211.911.4

us-gaap:InvestmentSecondaryCategorization

adp:CorporateInvestments



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-30
Value3741212711010462107101401010484831314748555614823082086
Percentage of AvailableForSaleSecurities0.00.016.71.10.00.02.00.00.00.00.60.00.00.20.20.10.10.20.20.30.30.711.410.4

adp:FundsHeldForClients



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-30
Value240202479320524245872369222907224842276522495223642196621890217772141021702215732100720237203262081820485201801792918070
Percentage of AvailableForSaleSecurities100.0100.083.398.9100.0100.098.0100.0100.0100.099.4100.0100.099.899.899.999.999.899.899.799.799.388.689.6

us-gaap:AvailableForSaleSecuritiesAmortizedCost



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-06-30
Value235482446224264245712368023154233522313122799224322201721798217172143421312210942066820185201042065720165200802000719832190471869618379185511833117738176111738217058164641650716356162031587214806
Percentage of AvailableForSaleSecuritiesAmortizedCost100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FinancialInstrument

adp:CanadianProvincialBonds



Period End2020-03-312019-12-312019-09-302019-06-302018-06-30
Value731723793800724
Percentage of AvailableForSaleSecuritiesAmortizedCost3.13.03.33.33.1

us-gaap:AssetBackedSecurities



Period End2020-03-312019-12-312019-09-302019-06-302018-06-30
Value40564205432546584555
Percentage of AvailableForSaleSecuritiesAmortizedCost17.217.217.819.019.7

us-gaap:CorporateDebtSecurities



Period End2020-03-312019-12-312019-09-302019-06-302018-06-30
Value108021093310716106919819
Percentage of AvailableForSaleSecuritiesAmortizedCost45.944.744.243.542.4

us-gaap:ForeignGovernmentDebtSecurities



Period End2020-03-312019-12-312019-09-302019-06-302018-06-30
Value10071177115511641109
Percentage of AvailableForSaleSecuritiesAmortizedCost4.34.84.84.74.8

us-gaap:MunicipalBonds



Period End2020-03-312019-12-312019-09-302019-06-302018-06-30
Value581586561596584
Percentage of AvailableForSaleSecuritiesAmortizedCost2.52.42.32.42.5

us-gaap:OtherDebtSecurities



Period End2020-03-312019-12-312019-09-302019-06-302018-06-30
Value1291120811301116873
Percentage of AvailableForSaleSecuritiesAmortizedCost5.54.94.74.53.8

us-gaap:USGovernmentAgenciesDebtSecurities



Period End2020-03-312019-12-312019-09-302019-06-302018-06-30
Value14912046210626122787
Percentage of AvailableForSaleSecuritiesAmortizedCost6.38.48.710.612.0

us-gaap:USTreasurySecurities



Period End2020-03-312019-12-312019-09-302019-06-302018-06-30
Value35853581347429332678
Percentage of AvailableForSaleSecuritiesAmortizedCost15.214.614.311.911.6

us-gaap:AvailableForSaleSecuritiesContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-06-30
Value15112511721419910999697000002114862734
Percentage of AvailableForSaleSecuritiesContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FinancialInstrument

adp:CanadianProvincialBonds



Period End2020-03-312019-12-312019-09-302019-06-302018-06-30
Value00001
Percentage of AvailableForSaleSecuritiesContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss0.00.00.90.81.0

us-gaap:AssetBackedSecurities



Period End2020-03-312019-12-312019-09-302019-06-302018-06-30
Value001516
Percentage of AvailableForSaleSecuritiesContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss90.016.416.820.115.3

us-gaap:CorporateDebtSecurities



Period End2020-03-312019-12-312019-09-302019-06-302018-06-30
Value001642
Percentage of AvailableForSaleSecuritiesContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss10.05.510.623.639.2

us-gaap:MunicipalBonds



Period End2020-03-312019-12-312019-09-302019-06-302018-06-30
Value00000
Percentage of AvailableForSaleSecuritiesContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss0.00.00.00.40.6

us-gaap:OtherDebtSecurities



Period End2020-03-312019-12-312019-09-302019-06-302018-06-30
Value00001
Percentage of AvailableForSaleSecuritiesContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss0.05.52.71.91.2

us-gaap:USGovernmentAgenciesDebtSecurities



Period End2020-03-312019-12-312019-09-302019-06-302018-06-30
Value002516
Percentage of AvailableForSaleSecuritiesContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss0.010.918.622.415.1

us-gaap:USTreasurySecurities



Period End2020-03-312019-12-312019-09-302019-06-302018-06-30
Value035830
Percentage of AvailableForSaleSecuritiesContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss0.061.850.430.927.5

us-gaap:AvailableForSaleSecuritiesContinuousUnrealizedLossPositionAccumulatedLoss



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-06-302013-06-30
Value7719193312628343039233915180739212331884274883638131
Percentage of AvailableForSaleSecuritiesContinuousUnrealizedLossPositionAccumulatedLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FinancialInstrument

adp:CanadianProvincialBonds



Period End2020-03-312019-12-312019-09-302019-06-302018-06-30
Value00007
Percentage of AvailableForSaleSecuritiesContinuousUnrealizedLossPositionAccumulatedLoss0.03.01.51.51.9

us-gaap:AssetBackedSecurities



Period End2020-03-312019-12-312019-09-302019-06-302018-06-30
Value4232564
Percentage of AvailableForSaleSecuritiesContinuousUnrealizedLossPositionAccumulatedLoss54.717.714.216.316.3

us-gaap:CorporateDebtSecurities



Period End2020-03-312019-12-312019-09-302019-06-302018-06-30
Value33226160
Percentage of AvailableForSaleSecuritiesContinuousUnrealizedLossPositionAccumulatedLoss42.914.611.220.241.0

us-gaap:ForeignGovernmentDebtSecurities



Period End2020-03-312019-12-312019-09-302019-06-302018-06-30
Value065620
Percentage of AvailableForSaleSecuritiesContinuousUnrealizedLossPositionAccumulatedLoss0.431.328.918.15.2

us-gaap:MunicipalBonds



Period End2020-03-312019-12-312019-09-302019-06-302018-06-30
Value00004
Percentage of AvailableForSaleSecuritiesContinuousUnrealizedLossPositionAccumulatedLoss0.60.50.50.31.1

us-gaap:OtherDebtSecurities



Period End2020-03-312019-12-312019-09-302019-06-302018-06-30
Value110010
Percentage of AvailableForSaleSecuritiesContinuousUnrealizedLossPositionAccumulatedLoss1.47.12.51.82.7

us-gaap:USGovernmentAgenciesDebtSecurities



Period End2020-03-312019-12-312019-09-302019-06-302018-06-30
Value012547
Percentage of AvailableForSaleSecuritiesContinuousUnrealizedLossPositionAccumulatedLoss0.06.611.217.512.2

us-gaap:USTreasurySecurities



Period End2020-03-312019-12-312019-09-302019-06-302018-06-30
Value035876
Percentage of AvailableForSaleSecuritiesContinuousUnrealizedLossPositionAccumulatedLoss0.019.229.924.219.6

us-gaap:AvailableForSaleSecuritiesContinuousUnrealizedLossPositionFairValue



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-06-30
Value5230554356258300145521857520751198631939814377911789459391103381168513201988243749531818734744565536955582629755456142176812093156291358981713251729012403270
Percentage of AvailableForSaleSecuritiesContinuousUnrealizedLossPositionFairValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FinancialInstrument

adp:CanadianProvincialBonds



Period End2020-03-312019-12-312019-09-302019-06-302018-06-30
Value7144113131438
Percentage of AvailableForSaleSecuritiesContinuousUnrealizedLossPositionFairValue0.12.62.01.62.2

us-gaap:AssetBackedSecurities



Period End2020-03-312019-12-312019-09-302019-06-302018-06-30
Value22361222147022554383
Percentage of AvailableForSaleSecuritiesContinuousUnrealizedLossPositionFairValue42.822.026.127.222.1

us-gaap:CorporateDebtSecurities



Period End2020-03-312019-12-312019-09-302019-06-302018-06-30
Value2823975105422078127
Percentage of AvailableForSaleSecuritiesContinuousUnrealizedLossPositionFairValue54.017.618.726.640.9

us-gaap:ForeignGovernmentDebtSecurities



Period End2020-03-312019-12-312019-09-302019-06-302018-06-30
Value248707956631020
Percentage of AvailableForSaleSecuritiesContinuousUnrealizedLossPositionFairValue0.515.714.18.05.1

us-gaap:MunicipalBonds



Period End2020-03-312019-12-312019-09-302019-06-302018-06-30
Value44252524301
Percentage of AvailableForSaleSecuritiesContinuousUnrealizedLossPositionFairValue0.80.50.40.31.5

us-gaap:OtherDebtSecurities



Period End2020-03-312019-12-312019-09-302019-06-302018-06-30
Value9220790184606
Percentage of AvailableForSaleSecuritiesContinuousUnrealizedLossPositionFairValue1.83.71.62.23.1

us-gaap:USGovernmentAgenciesDebtSecurities



Period End2020-03-312019-12-312019-09-302019-06-302018-06-30
Value0835100616712444
Percentage of AvailableForSaleSecuritiesContinuousUnrealizedLossPositionFairValue0.015.117.920.112.3

us-gaap:USTreasurySecurities



Period End2020-03-312019-12-312019-09-302019-06-302018-06-30
Value21262107011612540
Percentage of AvailableForSaleSecuritiesContinuousUnrealizedLossPositionFairValue0.022.819.014.012.8

us-gaap:AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-06-30
Value76148796823028324081727392122206732340283
Percentage of AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FinancialInstrument

adp:CanadianProvincialBonds



Period End2020-03-312019-12-312019-09-302019-06-302018-06-30
Value00006
Percentage of AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss0.04.22.44.22.2

us-gaap:AssetBackedSecurities



Period End2020-03-312019-12-312019-09-302019-06-302018-06-30
Value4120047
Percentage of AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss54.218.210.72.816.7

us-gaap:CorporateDebtSecurities



Period End2020-03-312019-12-312019-09-302019-06-302018-06-30
Value32210118
Percentage of AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss43.318.211.98.341.7

us-gaap:ForeignGovernmentDebtSecurities



Period End2020-03-312019-12-312019-09-302019-06-302018-06-30
Value065620
Percentage of AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss0.443.467.983.37.3

us-gaap:MunicipalBonds



Period End2020-03-312019-12-312019-09-302019-06-302018-06-30
Value00003
Percentage of AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss0.70.71.20.01.3

us-gaap:OtherDebtSecurities



Period End2020-03-312019-12-312019-09-302019-06-302018-06-30
Value11009
Percentage of AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss1.47.72.41.43.2

us-gaap:USGovernmentAgenciesDebtSecurities



Period End2020-03-312019-12-312019-09-302019-06-302018-06-30
Value000031
Percentage of AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss0.04.91.20.011.0

us-gaap:USTreasurySecurities



Period End2020-03-312019-12-312019-09-302019-06-302018-06-30
Value000046
Percentage of AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss0.02.82.40.016.5

us-gaap:AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsFairValue



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-06-30
Value49332801183811079067095144791660616183103728678891593581021597429512347790270942428172623306398252515988552961421768120931560913388887132517263
Percentage of AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsFairValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FinancialInstrument

adp:CanadianProvincialBonds



Period End2020-03-312019-12-312019-09-302019-06-302018-06-30
Value71138381387
Percentage of AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsFairValue0.24.14.67.42.3

us-gaap:AssetBackedSecurities



Period End2020-03-312019-12-312019-09-302019-06-302018-06-30
Value19545933271713515
Percentage of AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsFairValue39.621.217.815.521.2

us-gaap:CorporateDebtSecurities



Period End2020-03-312019-12-312019-09-302019-06-302018-06-30
Value28117154381517132
Percentage of AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsFairValue57.025.523.913.743.0

us-gaap:ForeignGovernmentDebtSecurities



Period End2020-03-312019-12-312019-09-302019-06-302018-06-30
Value248707946621020
Percentage of AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsFairValue0.531.143.259.86.1

us-gaap:MunicipalBonds



Period End2020-03-312019-12-312019-09-302019-06-302018-06-30
Value4419201285
Percentage of AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsFairValue0.90.71.10.11.7

us-gaap:OtherDebtSecurities



Period End2020-03-312019-12-312019-09-302019-06-302018-06-30
Value891402236573
Percentage of AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsFairValue1.85.01.23.33.5

us-gaap:USGovernmentAgenciesDebtSecurities



Period End2020-03-312019-12-312019-09-302019-06-302018-06-30
Value0916102013
Percentage of AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsFairValue0.03.33.30.012.1

us-gaap:USTreasurySecurities



Period End2020-03-312019-12-312019-09-302019-06-302018-06-30
Value22579011676
Percentage of AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsFairValue0.19.24.90.210.1

us-gaap:AvailableForSaleSecuritiesContinuousUnrealizedLossPositionTwelveMonthsOrLongerFairValue



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312010-06-30
Value29627413787719213645114806271325632154004438293312319421778510331040107510562120259127133303091600002020936
Percentage of AvailableForSaleSecuritiesContinuousUnrealizedLossPositionTwelveMonthsOrLongerFairValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.00.00.0100.0100.0100.0100.0

us-gaap:FinancialInstrument

adp:CanadianProvincialBonds



Period End2020-03-312019-12-312019-09-302019-06-302018-06-30
Value030295050
Percentage of AvailableForSaleSecuritiesContinuousUnrealizedLossPositionTwelveMonthsOrLongerFairValue0.01.10.80.71.5

us-gaap:AssetBackedSecurities



Period End2020-03-312019-12-312019-09-302019-06-302018-06-30
Value28162811422083867
Percentage of AvailableForSaleSecuritiesContinuousUnrealizedLossPositionTwelveMonthsOrLongerFairValue94.922.930.229.026.6

us-gaap:CorporateDebtSecurities



Period End2020-03-312019-12-312019-09-302019-06-302018-06-30
Value122606152055994
Percentage of AvailableForSaleSecuritiesContinuousUnrealizedLossPositionTwelveMonthsOrLongerFairValue4.09.516.328.630.5

us-gaap:ForeignGovernmentDebtSecurities



Period End2020-03-312019-12-312019-09-302019-06-302018-06-30
Value00110
Percentage of AvailableForSaleSecuritiesContinuousUnrealizedLossPositionTwelveMonthsOrLongerFairValue0.00.00.00.00.0

us-gaap:MunicipalBonds



Period End2020-03-312019-12-312019-09-302019-06-302018-06-30
Value0652316
Percentage of AvailableForSaleSecuritiesContinuousUnrealizedLossPositionTwelveMonthsOrLongerFairValue0.00.20.10.30.5

us-gaap:OtherDebtSecurities



Period End2020-03-312019-12-312019-09-302019-06-302018-06-30
Value3676714833
Percentage of AvailableForSaleSecuritiesContinuousUnrealizedLossPositionTwelveMonthsOrLongerFairValue1.12.51.82.11.0

us-gaap:USGovernmentAgenciesDebtSecurities



Period End2020-03-312019-12-312019-09-302019-06-302018-06-30
Value07439451671431
Percentage of AvailableForSaleSecuritiesContinuousUnrealizedLossPositionTwelveMonthsOrLongerFairValue0.027.125.023.213.2

us-gaap:USTreasurySecurities



Period End2020-03-312019-12-312019-09-302019-06-302018-06-30
Value010059791159864
Percentage of AvailableForSaleSecuritiesContinuousUnrealizedLossPositionTwelveMonthsOrLongerFairValue0.036.725.916.126.5

adp:AccountClassification

us-gaap:AvailableForSaleSecuritiesRestricted

adp:Current



Period End2020-03-312019-12-312019-09-302019-06-302018-06-30
Value57995241116850132521
Percentage of AvailableForSaleSecuritiesRestricted100.0100.0100.0100.0100.0

adp:Noncurrent



Period End2020-03-312019-12-312019-09-302019-06-302018-06-30
Value1822119552193561957320244
Percentage of AvailableForSaleSecuritiesRestricted314.2373.01656.4390.4802.9

us-gaap:CapitalizedContractCostNet



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value24032397240124282361233823522377
Percentage of CapitalizedContractCostNet100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:CashEquivalentsAtCarryingValue



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-06-30
Value851913315227267961421154844408654213444138596083818115105117215861154582298512893736756861002516377338531718689108542498543113107681937255111139077654339097311752292295091
Percentage of CashEquivalentsAtCarryingValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ContractWithCustomerLiability



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value534536544563579582585607
Percentage of ContractWithCustomerLiability100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ContractWithCustomerLiabilityCurrent



Period End2020-03-312019-06-30
Value215220
Percentage of ContractWithCustomerLiabilityCurrent100.0100.0

us-gaap:DebtInstrument

us-gaap:DebtInstrumentInterestRateEffectivePercentage

adp:Notesdueon2020



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-30
Value0.02370.02370.02370.02370.02370.02370.02370.02370.02370.02370.02370.02370.02370.02370.02370.02390.02390.02390.0239
Percentage of DebtInstrumentInterestRateEffectivePercentage100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

adp:Notesdueon2025



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-30
Value0.03470.03470.03470.03470.03470.03470.03470.03470.03470.03470.03470.03470.03470.03470.03470.03480.03480.03480.0348
Percentage of DebtInstrumentInterestRateEffectivePercentage146.4146.4146.4146.4146.4146.4146.4146.4146.4146.4146.4146.4146.4146.4146.4145.6145.6145.6145.6

us-gaap:DeferredIncomeTaxLiabilitiesNet



Period End2020-03-312019-06-30
Value732659
Percentage of DeferredIncomeTaxLiabilitiesNet100.0100.0

us-gaap:DeferredRevenueNoncurrent



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-06-30
Value378381378399406410428377391387387391386369381381375362356362355362363513509496490493488484466468474464465477459464456
Percentage of DeferredRevenueNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DividendsPayableCurrentAndNoncurrent



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-30
Value387389339340340341298298275275249250251253237238238239225226
Percentage of DividendsPayableCurrentAndNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:EmployeeRelatedLiabilitiesCurrent



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-06-30
Value564428443721607445446667595496441562527444413616514491405627490502436707568560438632511524411599517447384558531423448
Percentage of EmployeeRelatedLiabilitiesCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FiniteLivedIntangibleAssetsAccumulatedAmortization



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-06-30
Value27082654258325462490244123962351233022922242219721542150212820882055201719881979194619301903210620662032200719581922188918451817178417341697166616281467
Percentage of FiniteLivedIntangibleAssetsAccumulatedAmortization100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FiniteLivedIntangibleAssetsByMajorClass

us-gaap:ComputerSoftwareIntangibleAsset



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-06-30
Value18801840178817621722168216431606158815591519148314531458143514031375134413191308128212671248131812941275126712391220119911731153113311031081106210431007946
Percentage of FiniteLivedIntangibleAssetsAccumulatedAmortization69.469.369.269.269.268.968.668.368.268.167.767.567.467.867.567.266.966.666.466.165.965.765.662.662.762.763.163.363.563.563.663.463.563.663.763.864.10.064.5

us-gaap:CustomerLists



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-06-30
Value606593576566551545539533530522514506496490491486483478475478473473469591577566552534520511496492482464451443429410375
Percentage of FiniteLivedIntangibleAssetsAccumulatedAmortization22.422.422.322.222.122.322.522.722.822.822.923.023.022.823.123.323.523.723.924.224.324.524.728.127.927.927.527.327.127.126.927.127.026.826.626.626.30.025.6

us-gaap:OtherIntangibleAssets



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-06-30
Value221220219217216214213211207
Percentage of FiniteLivedIntangibleAssetsAccumulatedAmortization8.28.38.58.58.78.88.99.09.4

us-gaap:FiniteLivedIntangibleAssetsGross



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-06-30
Value38143756366236173553336833133238320531242930281727492703268226232569251224642483244424292404273827022676264626012567256025292528250824652384238123472009
Percentage of FiniteLivedIntangibleAssetsGross100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FiniteLivedIntangibleAssetsByMajorClass

us-gaap:ComputerSoftwareIntangibleAsset



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-06-30
Value267326172556251924592411235822922253218720791975191218951862181117581705165216481610158215541626159215661545151114871472144614231404137113351322129312321160
Percentage of FiniteLivedIntangibleAssetsGross70.169.769.869.669.271.671.270.870.370.071.070.169.570.169.469.168.467.967.066.465.965.164.759.458.958.558.458.157.957.557.256.356.055.656.055.555.10.057.7

us-gaap:CustomerLists



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-06-30
Value901900867860855719716708714703622614607599612603603599604625625638640870867868858848838846841863861853810821816786640
Percentage of FiniteLivedIntangibleAssetsGross23.624.023.723.824.121.321.621.922.322.521.221.822.122.222.823.023.523.924.525.225.626.326.631.832.132.532.532.632.733.033.334.134.434.634.034.534.80.031.9

us-gaap:OtherIntangibleAssets



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-06-30
Value239238238237237237237236228
Percentage of FiniteLivedIntangibleAssetsGross6.36.46.56.66.77.17.27.38.1

us-gaap:Investments



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-06-30
Value170815075525222118362796195321802300178425032791300627532825322229722842323316941864199944834069174813494239204117571517167516651789145313671523174114411775
Percentage of Investments100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DebtInstrument

us-gaap:LineOfCreditFacilityMaximumBorrowingCapacity

adp:ThreeHundredAndSixtyFourDayCreditFacility



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-30
Value3800380038003800380038003800380035003500350035003250325032503250275027502750275022502250225020002000200020002000200020002000200020002000
Percentage of LineOfCreditFacilityMaximumBorrowingCapacity100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:MarketableSecuritiesCurrent



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-06-30
Value37354510731273031133341412323262726261012032
Percentage of MarketableSecuritiesCurrent100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:MarketableSecuritiesNoncurrent



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-06-30
Value0057626137335777267777772121282946465454592549314778252286969899989699104
Percentage of MarketableSecuritiesNoncurrent0.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:NewAccountingPronouncementOrChangeInAccountingPrincipleCumulativeEffectOfChangeOnEquityOrNetAssets1



Period End2020-03-31
Value-6900000.0
Percentage of NewAccountingPronouncementOrChangeInAccountingPrincipleCumulativeEffectOfChangeOnEquityOrNetAssets1100.0

us-gaap:StatementEquityComponents

us-gaap:RetainedEarnings



Period End2020-03-31
Value-6900000.0
Percentage of NewAccountingPronouncementOrChangeInAccountingPrincipleCumulativeEffectOfChangeOnEquityOrNetAssets1100.0

us-gaap:NotesPayable



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-30
Value2008200820092010201120122012201320132014201920202020202120212022202220102011
Percentage of NotesPayable100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DebtInstrument

us-gaap:OtherDebtSecurities



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-30
Value88910111212131314192020212122221011
Percentage of NotesPayable0.40.40.50.50.60.60.60.60.70.71.01.01.01.11.11.11.10.50.6

us-gaap:OperatingLeaseLiabilityNoncurrent



Period End2020-03-312019-12-312019-09-302019-07-012019-06-30
Value3613603555220
Percentage of OperatingLeaseLiabilityNoncurrent100.0100.0100.0100.00.0

us-gaap:OtherLongTermDebtNoncurrent



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-06-30
Value100210031003200220022002200220022002200220022002200220022007200799101011121214141515161617252634343539
Percentage of OtherLongTermDebtNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:PreferredStockParOrStatedValuePerShare



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-06-30
Value1.01.01.01.01.01.01.01.01.01.01.01.01.01.01.01.00.01.01.01.01.01.01.01.01.01.01.01.01.01.01.01.01.01.01.01.01.01.01.0
Percentage of PreferredStockParOrStatedValuePerShare100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:PreferredStockSharesAuthorized



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-06-30
Value300000.0300000.0300000.0300000.0300000.0300000.0300000.0300000.0300000.0300000.0300000.0300000.0300000.0300000.0300000.0300000.00.0300000.0300000.0300000.0300000.0300000.0300000.0300000.0300000.0300000.0300000.0300000.0300000.0300000.0300000.0300000.0300000.0300000.0300000.0300000.0300000.0300000.0300000.0
Percentage of PreferredStockSharesAuthorized100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:RestrictedCashAndCashEquivalents



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-06-30
Value68141181486848471238526982918437211151120863719540112109901630851226720043100984182404782171452712091187701895871349373211459542926083563122426322214183421592179243447
Percentage of RestrictedCashAndCashEquivalents100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ShortTermBorrowings



Period End2020-03-312019-12-312019-09-302019-06-302018-06-302017-06-302016-06-30
Value1001100110010000
Percentage of ShortTermBorrowings100.0100.0100.00.00.00.00.0

us-gaap:TreasuryStockShares



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-06-30
Value208206205204203202200199197196194193190189185183182180175172167161156158156157156156153154154154149149150147140144146
Percentage of TreasuryStockShares100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:UnamortizedLoanCommitmentAndOriginationFeesAndUnamortizedDiscountsOrPremiums



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-30
Value-4100000.0-4300000.0-4500000.0-6200000.0-6700000.0-7100000.0-7600000.0-8100000.0-8700000.0-9100000.0-9600000.0-10100000.0-10600000.0-11100000.0-11600000.0-12100000.0
Percentage of UnamortizedLoanCommitmentAndOriginationFeesAndUnamortizedDiscountsOrPremiums100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Line plots across dimensions of each concept

us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:ProductOrService


us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:StatementBusinessSegments


us-gaap:Revenues us-gaap:StatementBusinessSegments


us-gaap:StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest us-gaap:StatementEquityComponents


us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax us-gaap:StatementEquityComponents