CACC


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

Table of contents



us-gaap:CommonStockValue

us-gaap:CommonStockSharesIssued

us-gaap:CommonStockSharesOutstanding
us-gaap:StatementEquityComponents

us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding

us-gaap:WeightedAverageNumberOfSharesOutstandingBasic

us-gaap:EarningsPerShareBasic

us-gaap:EarningsPerShareDiluted

us-gaap:ComprehensiveIncomeNetOfTax

us-gaap:CostsAndExpenses

us-gaap:GainsLossesOnExtinguishmentOfDebt

us-gaap:GeneralAndAdministrativeExpense

us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments

us-gaap:IncomeTaxExpenseBenefit

us-gaap:IncomeTaxesPaidNet

us-gaap:InterestExpense

us-gaap:InterestPaidNet

us-gaap:NetIncomeLoss
us-gaap:StatementEquityComponents

us-gaap:OtherComprehensiveIncomeLossNetOfTax
us-gaap:StatementEquityComponents

us-gaap:OtherIncome
us-gaap:MajorCustomers
us-gaap:MajorCustomers, us-gaap:ProductOrService
us-gaap:ProductOrService
us-gaap:ProductOrService, us-gaap:TimingOfTransferOfGoodOrService
us-gaap:TimingOfTransferOfGoodOrService

us-gaap:PolicyholderBenefitsAndClaimsIncurredNet

us-gaap:PremiumsEarnedNet

us-gaap:Revenues

us-gaap:SellingAndMarketingExpense

us-gaap:Assets

us-gaap:Liabilities

us-gaap:LiabilitiesAndStockholdersEquity

us-gaap:StockholdersEquity
us-gaap:StatementEquityComponents

us-gaap:CashAndCashEquivalentsAtCarryingValue

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents

us-gaap:PropertyPlantAndEquipmentGross

us-gaap:FurnitureAndFixturesGross

us-gaap:LeaseholdImprovementsGross

us-gaap:AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment

us-gaap:PropertyPlantAndEquipmentNet

us-gaap:OtherAssets

us-gaap:AccountsPayableAndAccruedLiabilitiesCurrent

us-gaap:DeferredIncomeTaxLiabilitiesNet

us-gaap:StockholdersEquity
us-gaap:StatementEquityComponents

us-gaap:CommonStockValue

us-gaap:AdditionalPaidInCapitalCommonStock

us-gaap:RetainedEarningsAccumulatedDeficit

us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax

us-gaap:AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue
us-gaap:StatementEquityComponents

us-gaap:NetCashProvidedByUsedInOperatingActivities

us-gaap:NetCashProvidedByUsedInInvestingActivities

us-gaap:NetCashProvidedByUsedInFinancingActivities

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect

us-gaap:DeferredIncomeTaxExpenseBenefit

us-gaap:NetCashProvidedByUsedInOperatingActivities

us-gaap:NetIncomeLoss
us-gaap:StatementEquityComponents

us-gaap:ShareBasedCompensation
us-gaap:AwardType

us-gaap:NetCashProvidedByUsedInInvestingActivities

us-gaap:PaymentsToAcquirePropertyPlantAndEquipment

us-gaap:NetCashProvidedByUsedInFinancingActivities

us-gaap:PaymentsForRepurchaseOfCommonStock

us-gaap:EffectiveIncomeTaxRateContinuingOperations

us-gaap:UnrecognizedTaxBenefits

cacc:AcceleratedPaymentsOfDealerHoldback
us-gaap:AccountsNotesLoansAndFinancingReceivableByReceivableType
us-gaap:AccountsNotesLoansAndFinancingReceivableByReceivableType, us-gaap:BalanceSheetLocation
us-gaap:BalanceSheetLocation

cacc:AdditionalNumberOfConsumerLoansRequiredToGroupAdvances
us-gaap:AccountsNotesLoansAndFinancingReceivableByReceivableType, us-gaap:BalanceSheetLocation
cacc:AdoptionofCECL
us-gaap:BalanceSheetLocation

cacc:AdvancesToDealers

cacc:CECLImpactonNetIncome

cacc:CECLImpactonNetIncomePerDilutedShare

cacc:CertainLoansAcquiredInTransferAccountedForAsLoansAccretableYieldReclassificationsFromNonaccretableDifferenceForecastChanges
us-gaap:AccountsNotesLoansAndFinancingReceivableByReceivableType

cacc:CertainLoansAcquiredInTransferAccountedForAsLoansAccretableYieldReclassificationsFromNonaccretableDifferenceForecastChangesByPercentage

cacc:DeferralofLoanOriginationCosts
us-gaap:AccountsNotesLoansAndFinancingReceivableByReceivableType
us-gaap:AccountsNotesLoansAndFinancingReceivableByReceivableType, us-gaap:BalanceSheetLocation
us-gaap:BalanceSheetLocation

cacc:Expectedfuturefinancechargesatthetimeofassignment
us-gaap:AccountsNotesLoansAndFinancingReceivableByReceivableType

cacc:ExpectednetLoanincomeatthetimeofassignment
us-gaap:AccountsNotesLoansAndFinancingReceivableByReceivableType

cacc:FinanceChargesRevenue
us-gaap:AccountsNotesLoansAndFinancingReceivableByReceivableType
us-gaap:AccountsNotesLoansAndFinancingReceivableByReceivableType, us-gaap:BalanceSheetLocation
us-gaap:BalanceSheetLocation
us-gaap:AccountsNotesLoansAndFinancingReceivableByReceivableType
cacc:LoansAndLeasesReceivableTransfers
us-gaap:AccountsNotesLoansAndFinancingReceivableByReceivableType, us-gaap:BalanceSheetLocation

cacc:LoansReceivableContractualNetCashFlowsAtAssignment
us-gaap:AccountsNotesLoansAndFinancingReceivableByReceivableType

cacc:LoansReceivableExpectedNetCashFlowsAtAssignment
us-gaap:AccountsNotesLoansAndFinancingReceivableByReceivableType

cacc:LoansReceivableFairValueOfNetCashFlowsAtAssignment
us-gaap:AccountsNotesLoansAndFinancingReceivableByReceivableType

cacc:NewConsumerLoanAssignments
us-gaap:AccountsNotesLoansAndFinancingReceivableByReceivableType
us-gaap:AccountsNotesLoansAndFinancingReceivableByReceivableType, us-gaap:BalanceSheetLocation
us-gaap:BalanceSheetLocation

cacc:OriginalNumberOfConsumerLoansRequiredToGroupAdvances

cacc:PaymentHoldbackPercentage

cacc:PaymentsOfDealerHoldback
us-gaap:AccountsNotesLoansAndFinancingReceivableByReceivableType
us-gaap:AccountsNotesLoansAndFinancingReceivableByReceivableType, us-gaap:BalanceSheetLocation
us-gaap:BalanceSheetLocation
us-gaap:CreditScoreFico
cacc:PercentageOfContracts
us-gaap:DebtInstrument
cacc:PercentageOfNetBookValueOfLoans
cacc:PaymentsForProceedsFromLoansReceivablePrograms
cacc:PercentageOfNewConsumerLoansInUnitVolume
cacc:PaymentsForProceedsFromLoansReceivablePrograms
cacc:Percentageofnewconsumerloansdollarvolume

cacc:RealizedNetCashFlows
us-gaap:AccountsNotesLoansAndFinancingReceivableByReceivableType

cacc:RevenueFromEnrollmentAndRegistrationFeesInProgram
us-gaap:AwardType
cacc:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsConvertedWeightedAverageGrantDateFairValue

cacc:TransferofExpectedFutureNetCashFlowsbetweenPrograms
us-gaap:AccountsNotesLoansAndFinancingReceivableByReceivableType
us-gaap:AccountsNotesLoansAndFinancingReceivableByReceivableType, us-gaap:BalanceSheetLocation
us-gaap:AllowanceForLoanAndLeaseLossRecoveryOfBadDebts
us-gaap:BalanceSheetLocation
us-gaap:AccountsNotesLoansAndFinancingReceivableByReceivableType, us-gaap:BalanceSheetLocation
us-gaap:AllowanceForLoanAndLeaseLossesWriteOffs
us-gaap:BalanceSheetLocation

us-gaap:AmortizationOfAcquisitionCosts

us-gaap:AmortizationOfFinancingCostsAndDiscounts

us-gaap:AssumedPremiumsWritten
us-gaap:AwardType
us-gaap:ConversionOfStockSharesConverted1
us-gaap:StatementEquityComponents

us-gaap:Depreciation

us-gaap:EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate

us-gaap:EffectiveIncomeTaxRateReconciliationNondeductibleExpenseShareBasedCompensationCost

us-gaap:EffectiveIncomeTaxRateReconciliationOtherAdjustments

us-gaap:EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes

us-gaap:IncreaseDecreaseInAccountsPayableAndAccruedLiabilities

us-gaap:IncreaseDecreaseInIncomeTaxesReceivable

us-gaap:IncreaseDecreaseInOtherOperatingAssets

us-gaap:LaborAndRelatedExpense
us-gaap:DebtInstrument
us-gaap:LineOfCreditFacilityAverageOutstandingAmount
us-gaap:DebtInstrument
us-gaap:LineOfCreditFacilityMaximumAmountOutstandingDuringPeriod

us-gaap:OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent

us-gaap:OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax

us-gaap:OtherOperatingActivitiesCashFlowStatement

us-gaap:PaymentsOfDebtIssuanceCosts

us-gaap:PaymentsToAcquireAvailableForSaleSecurities

us-gaap:PaymentsToAcquireLoansReceivable

us-gaap:ProceedsFromCollectionOfLoansReceivable
us-gaap:AccountsNotesLoansAndFinancingReceivableByReceivableType
us-gaap:AccountsNotesLoansAndFinancingReceivableByReceivableType, us-gaap:BalanceSheetLocation
us-gaap:BalanceSheetLocation

us-gaap:ProceedsFromIssuanceOfSecuredDebt

us-gaap:ProceedsFromLoanAndLeaseOriginationsAndPrincipalCollections1

us-gaap:ProceedsFromLongTermLinesOfCredit

us-gaap:ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities

us-gaap:ProceedsFromPaymentsForOtherFinancingActivities

us-gaap:ProceedsFromSaleOfAvailableForSaleSecuritiesDebt

us-gaap:ProvisionForLoanAndLeaseLosses
us-gaap:AccountsNotesLoansAndFinancingReceivableByReceivableType
us-gaap:AccountsNotesLoansAndFinancingReceivableByReceivableType, us-gaap:BalanceSheetLocation
us-gaap:AccountsNotesLoansAndFinancingReceivableByReceivableType, us-gaap:Subsegments
us-gaap:BalanceSheetLocation
us-gaap:Subsegments

us-gaap:RepaymentsOfLongTermLinesOfCredit

us-gaap:RepaymentsOfSecuredDebt

us-gaap:RepaymentsOfSeniorDebt
us-gaap:AwardType
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod
us-gaap:AwardType
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue
us-gaap:AwardType
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue
us-gaap:AwardType
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod
us-gaap:AwardType
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue
us-gaap:AwardType
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsForfeitures
us-gaap:AwardType
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsGranted

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross
us-gaap:SubsequentEventType
us-gaap:SubsequentEventType
us-gaap:ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice
us-gaap:StatementEquityComponents
us-gaap:StockIssuedDuringPeriodSharesRestrictedStockAwardNetOfForfeitures
us-gaap:StatementEquityComponents
us-gaap:StockRepurchasedDuringPeriodShares

us-gaap:StockRepurchasedDuringPeriodValue
us-gaap:ShareRepurchaseProgram
us-gaap:StatementEquityComponents

cacc:CumulativePaidClaims
cacc:IncidentYear

cacc:DataProcessingEquipmentAndSoftware
us-gaap:DebtInstrument
cacc:DebtInstrumentAmountAvailableForBorrowing

cacc:DebtInstrumentPrincipalOutstanding
us-gaap:DebtInstrument

cacc:EmployeeServiceShareBasedCompensationEstimatedAllocationOfRecognizedPeriodCostsAfterFiveYears
us-gaap:AwardType

cacc:EmployeeServiceShareBasedCompensationEstimatedAllocationOfRecognizedPeriodCostsInFiveYears
us-gaap:AwardType

cacc:EmployeeServiceShareBasedCompensationEstimatedAllocationOfRecognizedPeriodCostsInFourYears
us-gaap:AwardType

cacc:EmployeeServiceShareBasedCompensationEstimatedAllocationOfRecognizedPeriodCostsInThreeYears
us-gaap:AwardType

cacc:EmployeeServiceShareBasedCompensationEstimatedAllocationOfRecognizedPeriodCostsInTwoYears
us-gaap:AwardType

cacc:EmployeeServiceShareBasedCompensationEstimatedAllocationOfRecognizedPeriodCostsNextTwelveMonths
us-gaap:AwardType

cacc:EmployeeServiceShareBasedCompensationEstimatedAllocationOfRecognizedPeriodCostsTotal
us-gaap:AwardType

cacc:ExpectedFutureNetCashFlows
us-gaap:AccountsNotesLoansAndFinancingReceivableByReceivableType
us-gaap:DebtInstrument
cacc:LineOfCreditFacilityFutureMaximumBorrowingCapacity
cacc:Loans
cacc:LoansReceivableInitialForecastedCollectionPercentage
cacc:Loans, us-gaap:AccountsNotesLoansAndFinancingReceivableByReceivableType
us-gaap:AccountsNotesLoansAndFinancingReceivableByReceivableType, us-gaap:Subsegments
us-gaap:Subsegments
cacc:Loans
cacc:LoansReceivableVarianceInForecastedCollectionPercentageFromInitialForecast
cacc:Loans, us-gaap:AccountsNotesLoansAndFinancingReceivableByReceivableType
us-gaap:AccountsNotesLoansAndFinancingReceivableByReceivableType, us-gaap:Subsegments
cacc:LoansReceivableVarianceInForecastedCollectionPercentageFromPriorQuarterEnd
us-gaap:Subsegments
cacc:Loans
cacc:LoansReceivableVarianceInForecastedCollectionPercentageFromPriorYear
cacc:Loans, us-gaap:AccountsNotesLoansAndFinancingReceivableByReceivableType
us-gaap:AccountsNotesLoansAndFinancingReceivableByReceivableType, us-gaap:Subsegments
cacc:LoansReceivableVarianceInForecastedCollectionPercentageFromPriorYearEnd
us-gaap:Subsegments
cacc:Loans
cacc:LoansReceivableVarianceInForecastedCollectionPercentageFromTwoYearsPrior
cacc:Loans, us-gaap:AccountsNotesLoansAndFinancingReceivableByReceivableType
us-gaap:AccountsNotesLoansAndFinancingReceivableByReceivableType, us-gaap:Subsegments
cacc:LoansReceivableVarianceInInitialForecastedCollectionPercentage
us-gaap:Subsegments
us-gaap:DebtInstrument
cacc:NetBookValueOfLoansPledgedAsCollateral
us-gaap:DebtInstrument
cacc:NotionalAmount
us-gaap:DebtInstrument, us-gaap:DerivativeInstrumentRisk

cacc:RestrictedCashAndCashEquivalentsFairValueDisclosure
us-gaap:FairValueByFairValueHierarchyLevel
us-gaap:FairValueByMeasurementBasis

cacc:SecuredFinancingFairValueDisclosure
us-gaap:FairValueByFairValueHierarchyLevel
us-gaap:FairValueByMeasurementBasis
us-gaap:AwardType
cacc:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedWeightedAverageGrantDateFairValue
us-gaap:AwardType
cacc:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsWeightedAverageGrantDateFairValue

dei:EntityCommonStockSharesOutstanding

us-gaap:AccountsPayableAndAccruedLiabilitiesCurrentAndNoncurrent
cacc:TrustAssetsAndReinsuranceLiabilities

us-gaap:AccruedIncomeTaxes

us-gaap:AvailableForSaleDebtSecuritiesAmortizedCostBasis

us-gaap:AvailableForSaleSecuritiesAccumulatedGrossUnrealizedGainBeforeTax
us-gaap:FinancialInstrument
us-gaap:RestrictedCashAndCashEquivalentsCashAndCashEquivalents

us-gaap:AvailableForSaleSecuritiesAccumulatedGrossUnrealizedLossBeforeTax
us-gaap:RestrictedCashAndCashEquivalentsCashAndCashEquivalents

us-gaap:AvailableForSaleSecuritiesAmortizedCost
us-gaap:FinancialInstrument
us-gaap:RestrictedCashAndCashEquivalentsCashAndCashEquivalents

us-gaap:AvailableForSaleSecuritiesContinuousUnrealizedLossPositionAccumulatedLoss
us-gaap:RestrictedCashAndCashEquivalentsCashAndCashEquivalents

us-gaap:AvailableForSaleSecuritiesContinuousUnrealizedLossPositionFairValue
us-gaap:FinancialInstrument
us-gaap:RestrictedCashAndCashEquivalentsCashAndCashEquivalents

us-gaap:AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss
us-gaap:RestrictedCashAndCashEquivalentsCashAndCashEquivalents

us-gaap:AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsFairValue
us-gaap:FinancialInstrument
us-gaap:RestrictedCashAndCashEquivalentsCashAndCashEquivalents

us-gaap:AvailableForSaleSecuritiesContinuousUnrealizedLossPositionTwelveMonthsOrLongerFairValue
us-gaap:RestrictedCashAndCashEquivalentsCashAndCashEquivalents

us-gaap:AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsAmortizedCost

us-gaap:AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue

us-gaap:AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsAmortizedCost

us-gaap:AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue

us-gaap:AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsAmortizedCost

us-gaap:AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsFairValue

us-gaap:AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearAmortizedCost

us-gaap:AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearFairValue

us-gaap:AvailableForSaleSecuritiesRestricted
cacc:TrustAssetsAndReinsuranceLiabilities
us-gaap:FairValueByFairValueHierarchyLevel
us-gaap:FairValueByMeasurementBasis
us-gaap:FinancialInstrument
us-gaap:RestrictedCashAndCashEquivalentsCashAndCashEquivalents

us-gaap:BuildingsAndImprovementsGross

us-gaap:CashAndCashEquivalentsFairValueDisclosure
us-gaap:FairValueByFairValueHierarchyLevel
us-gaap:FairValueByMeasurementBasis

us-gaap:CashUninsuredAmount
us-gaap:CashAndCashEquivalents

us-gaap:DebtInstrumentCarryingAmount
us-gaap:DebtInstrument
us-gaap:DebtInstrument
us-gaap:DebtInstrumentFaceAmount
us-gaap:DebtInstrument, us-gaap:DerivativeInstrumentRisk
us-gaap:DebtInstrument, us-gaap:SubsequentEventType

us-gaap:DebtInstrumentFairValue
us-gaap:DebtInstrument
us-gaap:DebtInstrument
us-gaap:DebtInstrumentInterestRateEffectivePercentage
us-gaap:DebtInstrument, us-gaap:SubsequentEventType

us-gaap:DeferredIncomeTaxLiabilities

us-gaap:DeferredTaxAssetsGross

us-gaap:DeferredTaxAssetsOperatingLossCarryforwardsStateAndLocal

us-gaap:DeferredTaxAssetsOther

us-gaap:DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsShareBasedCompensationCost

us-gaap:DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAllowanceForDoubtfulAccounts

us-gaap:DeferredTaxLiabilitiesDeferredExpenseDeferredFinancingCosts

us-gaap:DeferredTaxLiabilitiesFinancingArrangements

us-gaap:DeferredTaxLiabilitiesOther
us-gaap:DebtInstrument, us-gaap:DerivativeInstrumentRisk
us-gaap:DerivativeCapInterestRate

us-gaap:DerivativeFairValueOfDerivativeAssetAmountNotOffsetAgainstCollateral
us-gaap:DebtInstrument
us-gaap:DerivativeNotionalAmount
us-gaap:DebtInstrument, us-gaap:DerivativeInstrumentRisk

us-gaap:IncomeTaxReceivable

us-gaap:LandAndLandImprovements

us-gaap:LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseIncurredButNotReportedIBNRClaimsAmount
cacc:IncidentYear

us-gaap:LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseReportedClaimsAmount
cacc:IncidentYear

us-gaap:LineOfCredit
us-gaap:DebtInstrument
us-gaap:DebtInstrument
us-gaap:LineOfCreditFacilityInterestRateAtPeriodEnd
us-gaap:DebtInstrument
us-gaap:LineOfCreditFacilityMaximumBorrowingCapacity
us-gaap:DebtInstrument
us-gaap:LineOfCreditFacilityRemainingBorrowingCapacity

us-gaap:LinesOfCreditFairValueDisclosure
us-gaap:FairValueByFairValueHierarchyLevel
us-gaap:FairValueByMeasurementBasis

us-gaap:LoansAndLeasesReceivableAllowance
cacc:Loans
cacc:Loans, us-gaap:AccountsNotesLoansAndFinancingReceivableByReceivableType
us-gaap:AccountsNotesLoansAndFinancingReceivableByReceivableType

us-gaap:LoansAndLeasesReceivableNetOfDeferredIncome

us-gaap:LoansAndLeasesReceivableNetReportedAmount
cacc:Loans
cacc:Loans, us-gaap:AccountsNotesLoansAndFinancingReceivableByReceivableType
us-gaap:AccountsNotesLoansAndFinancingReceivableByReceivableType
us-gaap:AccountsNotesLoansAndFinancingReceivableByReceivableType, us-gaap:BalanceSheetLocation
us-gaap:BalanceSheetLocation
us-gaap:DebtInstrument
us-gaap:LoansPledgedAsCollateral

us-gaap:LoansReceivableFairValueDisclosure
us-gaap:FairValueByFairValueHierarchyLevel
us-gaap:FairValueByMeasurementBasis

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalAfterYearFive
us-gaap:DebtInstrument

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInNextRollingTwelveMonths
us-gaap:DebtInstrument

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour
us-gaap:DebtInstrument

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree
us-gaap:DebtInstrument

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo
us-gaap:DebtInstrument

us-gaap:LossContingencyPendingClaimsNumber
cacc:IncidentYear

us-gaap:NotesPayableFairValueDisclosure
us-gaap:FairValueByFairValueHierarchyLevel
us-gaap:FairValueByMeasurementBasis

us-gaap:OperatingLeasesFutureMinimumPaymentsDue

us-gaap:OperatingLeasesFutureMinimumPaymentsDueInRollingYearTwo

us-gaap:OperatingLeasesFutureMinimumPaymentsNextRollingTwelveMonths

us-gaap:OtherBorrowings
us-gaap:DebtInstrument
us-gaap:FairValueByFairValueHierarchyLevel
us-gaap:FairValueByMeasurementBasis

us-gaap:RestrictedCashAndCashEquivalents
cacc:TrustAssetsAndReinsuranceLiabilities
us-gaap:DebtInstrument

us-gaap:SecuredDebt
us-gaap:DebtInstrument
us-gaap:DebtInstrument, us-gaap:SubsequentEventType

us-gaap:SeniorLongTermNotes
us-gaap:DebtInstrument
us-gaap:AwardType
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber
us-gaap:AwardType
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue
us-gaap:AwardType
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsOutstandingNumber

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant
us-gaap:AwardType
us-gaap:SharebasedCompensationArrangementBySharebasedPaymentAwardEquityInstrumentsOtherThanOptionsAggregateIntrinsicValueOutstanding

us-gaap:StockRepurchaseProgramNumberOfSharesAuthorizedToBeRepurchased

us-gaap:UnamortizedDebtIssuanceExpense
us-gaap:DebtInstrument

us-gaap:UnrecognizedTaxBenefitsInterestOnIncomeTaxesAccrued

us-gaap:UnrecognizedTaxBenefitsThatWouldImpactEffectiveTaxRate

Plots across concepts


IncomeStatement
Other Comprehensive Income Loss Net Of Tax
Expenses
Selling And Marketing Expense
Balance Sheet
Cash And Cash Equivalents At Carrying Value
Assets
Other Assets
Current Assets
Cash And Cash Equivalents At Carrying Value
NonCurrent Assets
Property Plant And Equipment Net
PropertyPlantAndEquipmentNet
Accumulated Depreciation Depletion And Amortization Property Plant And Equipment
Liabilities
Accounts Payable And Accrued Liabilities Current And Noncurrent
Stockholders Equity
Common Stock Value
CashFlow
Net Cash Provided By Used In Financing Activities
NetCashProvidedByUsedInOperatingActivities
Share Based Compensation
NetCashProvidedByUsedInInvestingActivities
Payments To Acquire Property Plant And Equipment
NetCashProvidedByUsedInFinancingActivities
Net Cash Provided By Used In Financing Activities
Shares
Common Stock Shares Issued

Tables

  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
us-gaap:CommonStockValue ▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▇▇████0.20.20.20.20.20.20.20.20.20.20.20.20.20.20.20.20.20.20.20.20.20.20.20.20.20.20.20.20.20.20.20.20.20.20.20.2460.2450.2560.2560.2570.256NA0.273NANA
us-gaap:CommonStockSharesIssued ▁▂▂▂▂▂▃▃▃▃▃▃▃▃▃▃▃▄▄▄▄▄▄▄▄▄▄▅▅▆▆▆▆▆▇▇▇████16.00324916.71042217.09243217.64938217.64974817.64974818.35277918.7967718.79687618.79707118.97255819.30961419.30964519.30993719.31004919.31034619.31034620.32854619.87738120.32835320.32836220.32854620.13297220.59750420.59750420.59755420.59767121.59382821.59382822.50968422.94307823.01339223.28073723.58749624.11489624.55124.54225.62825.62425.66725.64NA27.304NANA
us-gaap:CommonStockSharesOutstanding ▁▂▂▂▂▂▃▃▃▃▃▃▃▃▃▃▃▄▄▄▄▄▄▄▄▄▄▅▅▆▆▆▆▆▇▇▇████16.00324916.71042217.09243217.64938217.64974817.64974818.35277918.7967718.79687618.79707118.97255819.30961419.30964519.30993719.31004919.31034619.31034620.32854619.87738120.32835320.32836220.32854620.13297220.59750420.59750420.59755420.59767121.59382821.59382822.50968422.94307823.01339223.28073723.58749624.11489624.55124.54225.62825.62425.66725.64NA27.304NANA
us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding ▁█16.79427917.099058NA17.84976517.8470518.185465NA18.95086618.94996219.004498NA19.47397819.47216419.473563NA19.41554519.46352119.772658NA20.38462420.38280420.485832NA20.95271120.95183220.94867621.17123521.89522222.65889123.52846623.57578623.70804324.01727324.42612724.92600424.96225.9826.28426.25866826.13626.11127.489NA28.45231.601
us-gaap:WeightedAverageNumberOfSharesOutstandingBasic ▁█16.79018917.060944NA17.84478517.84478518.185465NA18.94467218.94467218.955191NA19.46556319.46556319.437735NA19.40734419.45815519.722491NA20.37955720.37955720.435201NA20.94682720.94682720.9226221.10934921.88859122.65339323.4633823.43815323.67263523.97409924.33002724.75628624.90825.92626.15826.02168226.03325.97527.196NA28.06331.172
us-gaap:EarningsPerShareBasic █▆▆▇▄▁▅▅▅▅▅▅▅▄▅▄▄▄▄▄▄▄▄▄▄▄▄▄▃▃▃▃▃▃▃▃▃▃▃▃▃▃▃▃▃17.1911.859.4713.575.4-4.618.638.738.688.677.827.767.766.189.135.195.094.734.354.224.173.643.863.533.543.423.463.383.062.122.812.752.572.492.422.132.181.921.921.921.731.591.70000000000000021.51.57
us-gaap:EarningsPerShareDiluted █▆▆▇▄▁▅▅▅▅▅▅▅▄▅▄▄▄▄▄▄▄▄▄▄▄▄▄▃▃▃▃▃▃▃▃▃▃▃▃▃▃▃▃▃17.1811.829.4313.565.4-4.618.68.738.688.657.797.757.756.179.15.195.094.724.334.214.173.633.843.533.543.413.453.383.062.122.82.752.562.482.42.122.181.921.911.911.721.571.63999999999999971.481.55
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
us-gaap:ComprehensiveIncomeNetOfTax █▆▆▇▄▁▆▆▆▆▅▅▅▅▆▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▃▃288.6201.4166.2241.997.6-83.9161.8165.5164.9165.0152.2151.0150.9119.8176.9100.799.293.487.185.885.074.879.874.174.071.873.073.969.549.965.965.161.360.759.76752.97156.5250.34250.05349.98544.8943.232NANANA
us-gaap:CostsAndExpenses ▂▃▄▂▅█▃▃▃▃▂▂▂▂▃▂▂▂▂▂▂▂▂▂▂▂▁▁▁▂▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁92.0186.7231.3108.1278.5501.9170.7159.6155.3147.5141.8133.6117.4137.9164.9123.8118.9118.6114.6110.1103.8109.591.992.385.780.968.766.470.696.971.870.572.069.668.071.81662.64863.57758.255.07359.33256.25146.22546.46545.143
us-gaap:GainsLossesOnExtinguishmentOfDebt NANA0.00.00.0-7.4-1.8NA0.00.0NANANANANANANANANANANANA0.00.00.00.00.00.00.0-21.80.00.00.0NANANANANANANANANANANANA
us-gaap:GeneralAndAdministrativeExpense ▃█▄▃▃▃▃▃▃▂▃▂▂▃▂▂▂▂▂▂▂▂▂▂▂▂▂▂▁▁▂▂▁▁▂▁▁▁▁▁▁▁▁▁▁16.946.122.817.214.615.017.217.216.813.914.414.112.714.513.414.214.013.912.511.012.612.19.89.89.19.18.98.78.58.29.58.78.37.99.0376.7977.2577.4097.4396.0446.5095.6336.7627.2085.92
us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments █▆▆▇▄▁▆▆▆▆▅▅▅▅▄▅▅▅▅▅▅▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄379.7264.3216.1318.4127.8-112.8215.2219.1215.3206.3201.0198.4198.0157.7122.4160.1157.1144.2141.6136.5134.7118.4125.9117.9117.4113.3116.4115.3109.280.0103.5102.297.495.191.383.86289.13378.82779.878.66670.63367.26169.20865.19666.636
us-gaap:IncomeTaxExpenseBenefit █▇▆▇▅▂▆▆▆▆▆▆▆▅▁▆▆▆▆▆▆▆▆▆▆▆▆▆▆▅▅▅▅▅▅▅▅▅▅▅▅▅▅▅▄91.162.249.876.331.4-29.053.353.750.941.949.147.447.037.6-54.759.458.050.954.050.649.844.045.943.943.241.843.441.339.830.237.637.135.934.531.430.87432.6228.48929.828.70625.78924.0722.22823.14917.571
us-gaap:IncomeTaxesPaidNet NANA105.735.00.00.855.740.374.61.832.230.9104.11.642.946.483.91.836.027.425.822.044.722.359.720.228.228.238.05.511.327.155.525.723.49824.80834.4299.66521.34217.08631.7246.30625.28318.231NA
us-gaap:InterestExpense ▆▇▇▇▇████▇▆▆▆▅▅▄▄▄▄▃▃▃▃▃▂▂▁▁▁▂▂▂▂▂▂▂▂▂▂▁▂▁▁▁▁42.043.845.146.848.251.951.050.449.845.042.341.138.734.532.230.529.927.626.225.124.322.121.120.419.614.913.913.513.316.016.716.116.216.016.2516.28915.64915.21215.06314.614.9512.62311.74212.03812.267
us-gaap:InterestPaidNet ▅▅▆▆▆▇▄█▄▆▄▆▃▅▃▅▂▄▂▄▂▄▁▄▁▂▁▂▁▃▁▃▁▃▁▃▂▂▂▂▂▂▂▂36.841.544.444.944.158.234.062.530.348.829.046.225.540.319.936.918.034.014.531.912.429.29.526.68.417.37.317.17.023.86.522.16.722.26.4122.22314.15413.41313.68312.98713.82310.86710.68610.668NA
us-gaap:NetIncomeLoss █▆▆▇▄▁▆▆▆▆▅▅▅▅▆▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▃▃▃▃▃288.6202.1166.3242.196.4-83.8161.9165.4164.4164.4151.9151.0151.0120.1177.1100.799.193.387.685.984.974.480.074.074.271.573.074.069.449.865.965.161.560.659.952.98856.51350.33850.049.9644.84443.19146.9842.04749.04
us-gaap:OtherComprehensiveIncomeLossNetOfTax ▄▁▃▃█▃▃▄▅▆▅▄▃▂0.0-0.7-0.1-0.21.2-0.1-0.10.10.50.60.30.0-0.1-0.3NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:OtherComprehensiveIncomeLossNetOfTax us-gaap:StatementEquityComponents us-gaap:AccumulatedOtherComprehensiveIncome▄▁▃▃█▃▃▄▅▆▅▄▃▂0.0-0.7-0.1-0.21.2-0.1-0.10.10.50.60.30.0-0.1-0.3NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:OtherIncome ▄▄▆▂▅▆▇▆▆█▇▇▅▆▆▆▅▆▅▅▅▆▅▅▄▅▄▄▃▄▄▄▃▄▂▂▂▂▁▂▂▃▁▁▃10.511.714.47.013.914.317.015.916.019.716.616.814.015.014.814.213.714.713.212.012.414.312.112.010.312.210.611.08.310.910.510.99.09.86.5875.9775.7685.5684.7685.3725.9458.4663.7673.7797.985
us-gaap:PolicyholderBenefitsAndClaimsIncurredNet ▇▆▆█▆▅▃▅▅▃▃▃▄▁▁▁▂▂▂▃▃▃▃▅▆▅▅▆██▇█▇▆▅▆▆▅▄▅▄▃▂▂▂10.39.09.110.79.38.87.08.28.36.66.57.07.35.25.15.56.16.05.66.67.06.87.08.49.28.68.69.411.011.010.311.010.59.08.0969.1229.038.5527.6668.3637.7716.5995.8236.1126.282
us-gaap:PremiumsEarnedNet █▇▇▇▇▅▅▅▆▅▅▅▄▃▃▃▃▃▃▃▄▃▄▅▅▅▅▅▆▆▆▆▅▅▅▅▅▃▃▃▃▁▁▁▁15.814.415.115.114.212.912.812.913.112.212.412.211.710.310.210.310.510.110.610.710.910.811.512.012.612.112.812.713.613.213.513.112.912.012.11312.20612.01110.7710.82410.46210.198.5438.0838.6278.245
us-gaap:Revenues ███▇▇▆▆▆▆▆▅▅▅▅▄▄▄▄▄▄▃▃▃▃▃▃▂▂▂▂▂▂▂▂▂▂▂▂▂▁▁▁▁▁▁471.7451.0447.4426.5406.3389.1385.9378.7370.6353.8342.8332.0315.4295.6287.3283.9276.0262.8256.2246.6238.5227.9217.8210.2203.1194.2185.1181.7179.8176.9175.3172.7169.4164.7159.3155.678151.781142.404138.0133.739129.965123.512115.433111.661111.779
us-gaap:SellingAndMarketingExpense ▆▇▆▇██▇▇▇█▇▇▇▇▆▆▆▆▄▅▄▅▄▄▄▄▃▃▃▃▃▃▃▃▂▃▂▂▁▁▁▂▁▁▁14.917.215.616.618.219.117.116.617.718.816.416.317.217.814.714.214.415.111.612.211.913.711.411.910.911.79.78.78.89.68.58.58.59.07.7228.1297.5967.7535.7525.5875.7726.4095.0454.9724.834
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
us-gaap:Assets ████▇▇█▇▇▇▆▆▆▆▅▅▅▄▄▄▄▄▃▃▃▃▃▂▂▂▂▂▂▂▂▂▂▂▁▁▁▁▁7801.47706.97489.07421.57337.67259.67423.27071.06908.56749.96237.46244.15874.35534.04985.64826.94727.84556.74218.04093.14024.43704.03389.43375.63132.53127.12785.42722.52627.62573.72433.42385.22315.32248.32133.22103.3222002.9271955.0331758.5981670.6521581.6551492.11343.515NANA
us-gaap:Liabilities ██████▇▇▇▇▆▆▆▆▅▅▅▅▄▄▄▄▃▃▃▃▃▃▃▃▂▂▂▂▂▂▂▂▂▁▁▁▁5408.45337.15186.55113.05272.55293.55067.94688.24693.24701.04246.54280.84064.73877.33449.83475.13479.63392.93044.32927.42946.32712.62461.32444.32278.62349.82083.21974.01954.81858.71683.31695.41661.41623.71511.31505.5171462.571382.4671218.6471177.3821139.7441096.8869.041NANA
us-gaap:LiabilitiesAndStockholdersEquity ████▇▇█▇▇▇▆▆▆▆▅▅▅▄▄▄▄▄▃▃▃▃▃▂▂▂▂▂▂▂▂▂▂▂▁▁▁▁▁7801.47706.97489.07421.57337.67259.67423.27071.06908.56749.96237.46244.15874.35534.04985.64826.94727.84556.74218.04093.14024.43704.03389.43375.63132.53127.12785.42722.52627.62573.72433.42385.22315.32248.32133.22103.3222002.9271955.0331758.5981670.6521581.6551492.11343.515NANA
us-gaap:StockholdersEquity ████▇▇██▇▇▇▆▆▅▅▄▄▄▄▄▃▃▃▃▃▂▂▂▂▂▂▂▂▂▂▂▂▂▂▁▁▁▁2393.02369.82302.52308.52065.11966.12355.32382.82215.32048.91990.91963.31809.61656.71535.81351.81248.21163.81173.71165.71078.1991.4928.1931.3853.9777.3702.2748.5672.8715.0750.1689.8653.9624.6621.9597.805540.357572.566539.951493.27441.911395.3474.474NANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
us-gaap:CashAndCashEquivalentsAtCarryingValue █▂▁▁▁▁▄▁▁▂▁▅▂▁▁▁▁▁▁▁▄▁▁▃▁▃▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁383.545.716.08.98.525.7187.424.719.741.325.7195.755.711.58.24.927.211.114.65.7158.39.16.3134.71.386.76.44.36.75.64.23.69.07.89.05.7255.154.6914.6573.6345.694.5853.7921.5371.537
us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents █▅▃▃▃▃▄▂▂▃▂▄▃▃▁▁▂▂▁860.9584.2396.2400.8391.2433.8517.7354.5348.5459.2329.3543.3393.7380.0263.8278.5341.1327.8239.3NANANA173.7NANANANANANANANANANANANANANANANANANANANANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
us-gaap:PropertyPlantAndEquipmentGross NANA109.0NANANA104.8NANANA79.276.9NANA55.4NANANA52.4NANANA50.6NANANA48.6NANANA46.6NANANA61.8NANANA54.7NANANANANANA
us-gaap:FurnitureAndFixturesGross NANA3.4NANANA3.9NANANA3.83.8NANA3.8NANANA3.9NANANA3.9NANANA4.1NANANA4.1NANANA3.6NANANA2.9NANANANANANA
us-gaap:LeaseholdImprovementsGross NANA2.3NANANA2.4NANANA2.22.2NANA2.2NANANA2.0NANANA1.6NANANA1.5NANANA0.7NANANA0.1NANANA0.1NANANANANANA
us-gaap:AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment NANA49.6NANANA45.1NANANA39.038.2NANA34.9NANANA34.2NANANA31.7NANANA27.7NANANA24.3NANANA39.6NANANA36.2NANANANANANA
us-gaap:PropertyPlantAndEquipmentNet ▇▇█████▇▇▅▅▄▂▂▂▂▁▁▁▁▁▁▁▁▁▂▂▂▂▂▂▂▂▂▂▂▂▂▁▁▁57.757.859.461.062.062.359.758.553.143.440.238.723.120.420.520.320.019.818.217.718.619.018.919.520.020.620.921.823.023.122.322.322.422.022.221.86321.98421.16818.47216.77616.827NA16.311NANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
us-gaap:AccountsPayableAndAccruedLiabilitiesCurrent █▇▃▃▂▁▅▃▅226.3217.2186.7187.2181.1170.6206.4184.6203.4NA186.4NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
us-gaap:DeferredIncomeTaxLiabilitiesNet ██▇▂▁▁▃401.8403.7391.0306.3292.1284.9322.5NANANA236.7NANANA187.4NANANA273.1NANANA248.9NANANA213.4NANANANANANANANANANANANANANANANANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
us-gaap:StockholdersEquity ████▇▇██▇▇▇▆▆▅▅▄▄▄▄▄▃▃▃▃▃▂▂▂▂▂▂▂▂▂▂▂▂▂▂▁▁▁▁2393.02369.82302.52308.52065.11966.12355.32382.82215.32048.91990.91963.31809.61656.71535.81351.81248.21163.81173.71165.71078.1991.4928.1931.3853.9777.3702.2748.5672.8715.0750.1689.8653.9624.6621.9597.805540.357572.566539.951493.27441.911395.3474.474NANA
us-gaap:CommonStockValue ▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▇▇████0.20.20.20.20.20.20.20.20.20.20.20.20.20.20.20.20.20.20.20.20.20.20.20.20.20.20.20.20.20.20.20.20.20.20.20.2460.2450.2560.2560.2570.256NA0.273NANA
us-gaap:AdditionalPaidInCapitalCommonStock ▇████████▇█▇▇▇▇▇▇▆▆▆▆▆▅▄▄▄▄▄▃▃▂▂▂▂▂▂▁▁▁▁▁150.8161.7161.9160.4158.9157.5157.7155.7153.7152.2154.9152.4149.7147.7145.5138.4135.5132.6131.7129.8128.0126.2100.898.395.092.488.782.981.177.763.260.858.754.553.449.45544.94740.7638.80137.96236.589NA30.985NANA
us-gaap:RetainedEarningsAccumulatedDeficit ████▇▆██▇▇▆▆▆▅▅▄▄▃▃▃▃▃▃▃▂▂▂▂▂▂▂▂▂▂▂▂▁▁▁▁▁2241.12207.02138.82146.21904.11807.72196.62226.02060.61896.21836.11811.31660.31509.31390.31213.21112.51031.11042.01035.4949.5864.7827.2832.7758.7684.5613.4665.5591.5637.2686.9629.0595.2569.9568.4548.104495.148531.54500.888455.049405.089NA443.326NANA
us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax ▅▅▇▇█▅▅▅▅▄▂▁▁▁▂▃▃▂▂▄▄▄▂▃▃▃▂▂▃▂▂▂▂0.90.91.61.71.90.70.80.90.80.3-0.3-0.6-0.6-0.5-0.20.00.0-0.1-0.20.30.40.3-0.10.10.00.2-0.1-0.10.0-0.1-0.2-0.2-0.2NA-0.10.00.0170.010.0060.002-0.023NA-0.11NANA
us-gaap:AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue ▁▇▇▇▇▇▇▇▇███▇█-10.91.11.51.51.41.81.92.01.52.22.52.72.03.1NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue us-gaap:StatementEquityComponents us-gaap:AdditionalPaidInCapital▁▇▇▇▇▇▇▇▇███▇█-10.91.11.51.51.41.81.92.01.52.22.52.72.03.1NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
us-gaap:NetCashProvidedByUsedInOperatingActivities ██▅▆▆▅▅▅▄▅▅▄▂▅▃▃▂▄▃▃▃▂▂▂▂▃▂▂▂▂▂▂▁▂▂▁▁▂▂▁▁▂▁▁343.3325.2202.2276.7275.0231.3204.3207.4170.9229.7202.9191.0102.6207.4151.4153.699.1161.9143.7135.0136.891.7103.9110.872.1117.494.896.180.893.5104.380.759.880.990.0966.93162.30989.2773.29162.39853.88886.07150.04248.491NA
us-gaap:NetCashProvidedByUsedInInvestingActivities █▅▆▅▃▃▅▄▃▂▄▄▃▁▄▅▄▂▅▃▄▂▅▅▅▃▆▅▆▅▆▅▆▅▆▅▆▄▅▅▅▅▆▆134.2-112.6-15.5-86.0-275.7-296.3-151.2-204.6-266.2-402.2-227.9-246.2-303.9-460.3-213.4-154.6-168.3-366.4-142.5-252.6-196.1-344.3-146.1-135.8-88.9-268.7-59.6-99.8-58.1-145.9-52.2-81.8-72.2-127.4-35.726-110.134-51.247-203.793-95.964-98.062-100.164-159.805-54.051-33.131NA
us-gaap:NetCashProvidedByUsedInFinancingActivities ▁▃▁▁▃▃▅▄▃▇▁▆▆█▄▃▅▆▄▃▆▇▂▅▃▆▃▃▃▄▃▃▄▄▃▄▃▅▄▄▄▄▄▃-200.8-24.6-191.3-181.1-41.9-18.9110.13.2-15.4302.4-189.0204.8215.0369.165.3-21.385.3201.07.7-35.0208.5255.4-86.2158.4-68.6231.6-33.11.3-21.653.8-51.5-4.313.645.3-51.13243.778-10.603114.55723.69633.60847.38174.5276.264-15.359NA
us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect █▇▄▄▃▃▆▄▂▆▁▆▄▆▄▃▄▅276.7188.0-4.69.6-42.6-83.9163.26.0-110.7129.9-214.0149.613.7116.2-14.7-62.613.388.5NANANANANANANANANANANANANANANANANANANANANANANANANANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
us-gaap:DeferredIncomeTaxExpenseBenefit ▅▆█▆▆▄▇▆▆▆▅▆▆▆▁▆▆▇▅▆▆▆▆▆▆▆▆▆▆▆▆▆▆▅▆▅▆▆▆▆▆▅▅▆-1.912.984.714.2000000000000016.9-37.551.34.210.519.50.89.619.819.1-146.29.011.240.3-7.815.513.23.312.57.98.27.022.33.72.427.711.44.53.9-11.013.1160.8945.0565.9346.5468.0926.048-5.3771.5055.876NA
us-gaap:NetCashProvidedByUsedInOperatingActivities ██▅▆▆▅▅▅▄▅▅▄▂▅▃▃▂▄▃▃▃▂▂▂▂▃▂▂▂▂▂▂▁▂▂▁▁▂▂▁▁▂▁▁343.3325.2202.2276.7275.0231.3204.3207.4170.9229.7202.9191.0102.6207.4151.4153.699.1161.9143.7135.0136.891.7103.9110.872.1117.494.896.180.893.5104.380.759.880.990.0966.93162.30989.2773.29162.39853.88886.07150.04248.491NA
us-gaap:NetIncomeLoss █▆▆▇▄▁▆▆▆▆▅▅▅▅▆▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▃▃▃▃▃288.6202.1166.3242.196.4-83.8161.9165.4164.4164.4151.9151.0151.0120.1177.1100.799.193.387.685.984.974.480.074.074.271.573.074.069.449.865.965.161.560.659.952.98856.51350.33850.049.9644.84443.19146.9842.04749.04
us-gaap:ShareBasedCompensation ▁▆▆▆▆▆▆▆▆▆▆▆▆▆█▆▆▆▆▆▆▆▆▇▆▇▇▆▇▇▆▆▆▆▇▇▇▆▅▅▅▅▆▆-10.91.11.51.51.41.81.92.01.52.22.52.72.03.17.12.92.92.51.81.81.72.12.43.32.64.15.71.83.44.42.51.33.21.53.5994.0453.7340.8220.3250.3640.6010.5911.0720.887NA
 us-gaap:ShareBasedCompensation us-gaap:AwardType us-gaap:RestrictedStock▁▇█▇█████████████████████████████████▇▇▇▇-8.30.40.50.40.50.60.70.80.70.80.60.70.70.70.70.80.70.70.70.70.70.70.70.80.71.01.10.60.70.90.80.61.00.61.031.1011.0480.20.1070.1130.164NANANANA
 us-gaap:ShareBasedCompensation us-gaap:AwardType us-gaap:RestrictedStockUnitsRSU▁▄▄▄▄▄▄▄▄▄▄▅▄▅█▅▅▄▄▄▄▄▄▅▄▅▇▄▅▆▄▄▅▄▅▅▅▃▃▃▃-2.60.71.01.10.91.21.21.20.81.41.92.01.32.46.42.12.21.81.11.11.01.41.72.51.93.14.61.22.73.51.70.72.20.92.5692.9442.6860.60.2370.2510.437NANANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
us-gaap:NetCashProvidedByUsedInInvestingActivities █▅▆▅▃▃▅▄▃▂▄▄▃▁▄▅▄▂▅▃▄▂▅▅▅▃▆▅▆▅▆▅▆▅▆▅▆▄▅▅▅▅▆▆134.2-112.6-15.5-86.0-275.7-296.3-151.2-204.6-266.2-402.2-227.9-246.2-303.9-460.3-213.4-154.6-168.3-366.4-142.5-252.6-196.1-344.3-146.1-135.8-88.9-268.7-59.6-99.8-58.1-145.9-52.2-81.8-72.2-127.4-35.726-110.134-51.247-203.793-95.964-98.062-100.164-159.805-54.051-33.131NA
us-gaap:PaymentsToAcquirePropertyPlantAndEquipment ▂▂▂▂▂▃▃▄▆▃▂█▃▂▂▂▂▃▂▂▂▂▂▂▂▂▂▁▂▂▂▂▂▂▂▂▂▃▂▂▂▂▂▁2.30.80.81.41.94.43.27.311.64.73.016.94.01.21.51.81.93.21.90.71.21.70.81.00.91.30.70.31.22.11.31.31.81.21.7091.0822.0763.9332.7651.00.9871.5822.286-0.772NA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
us-gaap:NetCashProvidedByUsedInFinancingActivities ▁▃▁▁▃▃▅▄▃▇▁▆▆█▄▃▅▆▄▃▆▇▂▅▃▆▃▃▃▄▃▃▄▄▃▄▃▅▄▄▄▄▄▃-200.8-24.6-191.3-181.1-41.9-18.9110.13.2-15.4302.4-189.0204.8215.0369.165.3-21.385.3201.07.7-35.0208.5255.4-86.2158.4-68.6231.6-33.11.3-21.653.8-51.5-4.313.645.3-51.13243.778-10.603114.55723.69633.60847.38174.5276.264-15.359NA
us-gaap:PaymentsForRepurchaseOfCommonStock ▇▄▅▁▁█▅▁▁▃▄▁▁▁▁▁▁▃▃▁▁▂▃▁▁▁▄▁▄▃▁▂▂▂▂▃▁▁▁▁▁▄▁▆254.5135.2173.70.00.0307.1191.20.00.0109.2127.10.00.02.00.00.017.7105.880.90.00.040.885.40.00.01.1125.00.0115.1103.68.031.336.259.739.55484.4818.46619.9994.2110.00.0126.6750.0200.351NA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30

Common Stock Value

us-gaap:CommonStockValue

us-gaap:CommonStockValue


Common
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value200000.0200000.0200000.0200000.0200000.0200000.0200000.0200000.0200000.0200000.0200000.0200000.0200000.0200000.0200000.0200000.0200000.0200000.0200000.0200000.0200000.0200000.0200000.0200000.0200000.0200000.0200000.0200000.0200000.0200000.0200000.0200000.0200000.0200000.0200000.0246000.0245000.0256000.0256000.0257000.0256000.0273000.0
Percentage of CommonStockValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Common Stock Shares Issued

us-gaap:CommonStockSharesIssued

us-gaap:CommonStockSharesIssued


Common
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value161617171717181818181819191919191920192020202020202020212122222323232424242525252527
Percentage of CommonStockSharesIssued100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Common Stock Shares Outstanding

us-gaap:CommonStockSharesOutstanding

us-gaap:CommonStockSharesOutstanding


Common
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value161617171717181818181819191919191920192020202020202020212122222323232424242525252527
Percentage of CommonStockSharesOutstanding100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:CommonStockSharesOutstanding us-gaap:StatementEquityComponents

us-gaap:CommonStock


Common
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312012-01-012011-12-312010-12-312009-12-312008-12-31
Value16161717171718181818181919191919202022242525273130
Percentage of CommonStockSharesOutstanding100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.00.00.0

Weighted Average Number Of Diluted Shares Outstanding

us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding

us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding


Weighted
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-09-302010-06-30
Value1617171718181819191919191919202020202020212122232323242424242526262626272831
Percentage of WeightedAverageNumberOfDilutedSharesOutstanding100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Weighted Average Number Of Shares Outstanding Basic

us-gaap:WeightedAverageNumberOfSharesOutstandingBasic

us-gaap:WeightedAverageNumberOfSharesOutstandingBasic


Weighted
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-09-302010-06-30
Value1617171718181818191919191919202020202020212122232323232424242526262625272831
Percentage of WeightedAverageNumberOfSharesOutstandingBasic100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Earnings Per Share Basic

us-gaap:EarningsPerShareBasic

us-gaap:EarningsPerShareBasic


Earnings
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value17.1911.859.4713.575.4-4.618.638.738.688.677.827.767.766.189.135.195.094.734.354.224.173.643.863.533.543.423.463.383.062.122.812.752.572.492.422.132.181.921.921.921.731.591.71.51.57
Percentage of EarningsPerShareBasic100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Earnings Per Share Diluted

us-gaap:EarningsPerShareDiluted

us-gaap:EarningsPerShareDiluted


Earnings
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value17.1811.829.4313.565.4-4.618.68.738.688.657.797.757.756.179.15.195.094.724.334.214.173.633.843.533.543.413.453.383.062.122.82.752.562.482.42.122.181.921.911.911.721.571.641.481.55
Percentage of EarningsPerShareDiluted100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Comprehensive Income Net Of Tax

us-gaap:ComprehensiveIncomeNetOfTax

us-gaap:ComprehensiveIncomeNetOfTax


Comprehensive
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-31
Value28820116624197-83.91611651641651521511501191761009993878585747974747173736949656561605952565050494443
Percentage of ComprehensiveIncomeNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues61.244.737.156.724.0-21.641.943.744.546.644.445.547.840.561.635.535.935.534.034.835.632.836.635.336.437.039.440.738.728.237.637.736.236.937.534.037.235.436.337.434.535.0

Costs And Expenses

us-gaap:CostsAndExpenses

us-gaap:CostsAndExpenses


Costs
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value921862311082785011701591551471411331171371641231181181141101031099192858068667096717072696871626358555956464645
Percentage of CostsAndExpenses100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues19.541.451.725.368.5129.044.242.141.941.741.440.237.246.757.443.643.145.144.744.643.548.042.243.942.241.737.136.539.354.841.040.842.542.342.746.141.344.642.241.245.745.540.041.640.4

Gains Losses On Extinguishment Of Debt

us-gaap:GainsLossesOnExtinguishmentOfDebt

us-gaap:GainsLossesOnExtinguishmentOfDebt


Gains
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-06-302019-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-30
Value0.00.00.0-7.4-1.80.00.00.00.00.00.00.00.00.0-21.80.00.00.0
Percentage of GainsLossesOnExtinguishmentOfDebt0.00.00.0100.0100.00.00.00.00.00.00.00.00.00.0100.00.00.00.0
Percentage of Revenues0.00.00.0-1.9-0.50.00.00.00.00.00.00.00.00.0-12.30.00.00.0

General And Administrative Expense

us-gaap:GeneralAndAdministrativeExpense

us-gaap:GeneralAndAdministrativeExpense


General
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value164622171415171716131414121413141413121112129.89.89.19.18.98.78.58.29.58.78.37.99.0376.7977.2577.4097.4396.0446.5095.6336.7627.2085.92
Percentage of GeneralAndAdministrativeExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues3.610.25.14.03.63.94.54.54.53.94.24.24.04.94.75.05.15.34.94.55.35.34.54.74.54.74.84.84.74.65.45.04.94.85.74.44.85.25.44.55.04.65.96.55.3

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

us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments

us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments


Income
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value379264216318127-112.82152192152062011981981571221601571441411361341181251171171131161151098010310297959183897879787067696566
Percentage of IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues80.558.648.374.731.5-29.055.857.958.158.358.659.862.853.342.656.456.954.955.355.456.552.057.856.157.858.362.963.560.745.259.059.257.557.757.353.958.755.457.858.854.354.560.058.459.6

Income Tax Expense Benefit

us-gaap:IncomeTaxExpenseBenefit

us-gaap:IncomeTaxExpenseBenefit


Income
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value9162497631-29.05353504149474737-54.7595850545049444543434143413930373735343130322829282524222317
Percentage of IncomeTaxExpenseBenefit100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues19.313.811.117.97.7-7.513.814.213.711.814.314.314.912.7-19.020.921.019.421.120.520.919.321.120.921.321.523.422.722.117.121.421.521.220.919.719.821.520.021.621.519.819.519.320.715.7

Income Taxes Paid Net

us-gaap:IncomeTaxesPaidNet

us-gaap:IncomeTaxesPaidNet


Income
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value105350.00.85540741.832301041.64246831.836272522442259202828385.5112755252324349.6652117316.3062518
Percentage of IncomeTaxesPaidNet100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues23.68.20.00.214.410.620.10.59.49.333.00.514.916.330.40.714.111.110.89.720.510.629.410.415.215.521.13.16.415.732.815.614.815.922.76.815.512.824.45.121.916.3

Interest Expense

us-gaap:InterestExpense

us-gaap:InterestExpense


Interest
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value424345464851515049454241383432302927262524222120191413131316161616161616151515141412111212
Percentage of InterestExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues8.99.710.111.011.913.313.213.313.412.712.312.412.311.711.210.710.810.510.210.210.29.79.79.79.77.77.57.47.49.09.59.39.69.710.210.510.310.710.910.911.510.210.210.811.0

Interest Paid Net

us-gaap:InterestPaidNet

us-gaap:InterestPaidNet


Interest
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value364144444458346230482946254019361834143112299.5268.4177.3177.0236.5226.7226.41221413131213101010
Percentage of InterestPaidNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues7.89.29.910.510.915.08.816.58.213.88.513.98.113.66.913.06.512.95.712.95.212.84.412.74.18.93.99.43.913.53.712.84.013.54.014.39.39.49.99.710.68.89.39.6

Net Income Loss

us-gaap:NetIncomeLoss

us-gaap:NetIncomeLoss


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value28820216624296-83.81611651641641511511511201771009993878584748074747173746949656561605952565050494443464249
Percentage of NetIncomeLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues61.244.837.256.823.7-21.542.043.744.446.544.345.547.940.661.635.535.935.534.234.835.632.636.735.236.536.839.440.738.628.237.637.736.336.837.634.037.235.336.237.434.535.040.737.743.9

us-gaap:NetIncomeLoss us-gaap:StatementEquityComponents

us-gaap:RetainedEarnings


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value28820216624296-83.8161165164164151151151120
Percentage of NetIncomeLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues61.244.837.256.823.7-21.542.043.744.446.544.345.547.940.6
Percentage of Revenues us-gaap:RetainedEarnings0.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Other Comprehensive Income Loss Net Of Tax

us-gaap:OtherComprehensiveIncomeLossNetOfTax

us-gaap:OtherComprehensiveIncomeLossNetOfTax


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value0-700000.0-100000.0-200000.01200000.0-100000.0-100000.0100000.0500000.0600000.0300000.00-100000.0-300000.0
Percentage of OtherComprehensiveIncomeLossNetOfTax0.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0
Percentage of Revenues0.0-0.2-0.0-0.00.3-0.0-0.00.00.10.20.10.0-0.0-0.1

us-gaap:OtherComprehensiveIncomeLossNetOfTax us-gaap:StatementEquityComponents

us-gaap:AccumulatedOtherComprehensiveIncome


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value0-700000.0-100000.0-200000.01200000.0-100000.0-100000.0100000.0500000.0600000.0300000.00-100000.0-300000.0
Percentage of OtherComprehensiveIncomeLossNetOfTax0.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0
Percentage of Revenues0.0-0.2-0.0-0.00.3-0.0-0.00.00.10.20.10.0-0.0-0.1
Percentage of Revenues us-gaap:AccumulatedOtherComprehensiveIncome0.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Other Income

us-gaap:OtherIncome

us-gaap:OtherIncome


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value1011147.01314171516191616141514141314131212141212101210118.31010109.09.86.5875.9775.7685.5684.7685.3725.9458.4663.7673.7797.985
Percentage of OtherIncome100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues2.22.63.21.63.43.74.44.24.35.64.85.14.45.15.25.05.05.65.24.95.26.35.65.75.16.35.76.14.66.26.06.35.36.04.13.83.83.93.54.04.66.93.33.47.1

us-gaap:OtherIncome us-gaap:MajorCustomers

cacc:Dealers


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value2.93.02.32.33.24.24.25.04.95.14.04.85.45.4
Percentage of OtherIncome27.625.616.032.923.029.424.731.430.625.924.128.638.636.0
Percentage of Revenues0.60.70.50.50.81.11.11.31.31.41.21.41.71.8
Percentage of Revenues cacc:Dealers0.00.00.00.00.00.00.00.00.00.00.00.00.00.0

cacc:ThirdPartyProviders


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value7.68.7124.710101210111412128.69.6
Percentage of OtherIncome72.474.484.067.177.070.675.368.669.474.175.971.461.464.0
Percentage of Revenues1.61.92.71.12.62.63.32.93.04.13.73.62.73.2
Percentage of Revenues cacc:ThirdPartyProviders0.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:OtherIncome us-gaap:MajorCustomers, us-gaap:ProductOrService

cacc:Dealers, cacc:DealerEnrollmentFees


Other
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value0.70.40.70.90.91.21.41.11.01.01.01.21.1
Percentage of OtherIncome6.73.410.06.56.37.18.86.95.16.06.08.67.3
Percentage of Revenues0.10.10.20.20.20.30.40.30.30.30.30.40.4
Percentage of Revenues cacc:Dealers cacc:DealerEnrollmentFees0.00.00.00.00.00.00.00.00.00.00.00.00.0

cacc:Dealers, cacc:DealerSupportProductsAndServices


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value0.30.40.40.50.50.50.50.60.70.70.71.01.21.2
Percentage of OtherIncome2.93.42.87.13.63.52.93.84.43.64.26.08.68.0
Percentage of Revenues0.10.10.10.10.10.10.10.20.20.20.20.30.40.4
Percentage of Revenues cacc:Dealers cacc:DealerSupportProductsAndServices0.00.00.00.00.00.00.00.00.00.00.00.00.00.0

cacc:Dealers, cacc:RemarketingFees


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value1.92.21.41.11.82.82.53.03.13.42.32.83.03.1
Percentage of OtherIncome18.118.89.715.712.919.614.718.919.417.313.916.721.420.7
Percentage of Revenues0.40.50.30.30.40.70.60.80.81.00.70.81.01.0
Percentage of Revenues cacc:Dealers cacc:RemarketingFees0.00.00.00.00.00.00.00.00.00.00.00.00.00.0

cacc:ThirdPartyProviders, cacc:Ancillaryproductprofitsharing


Other
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-31
Value7.28.24.110.08.28.88.1108.75.86.4
Percentage of OtherIncome68.670.158.671.957.355.350.652.851.841.442.7
Percentage of Revenues1.51.81.02.52.12.32.22.92.61.82.2
Percentage of Revenues cacc:ThirdPartyProviders cacc:Ancillaryproductprofitsharing0.00.00.00.00.00.00.00.00.00.00.0

cacc:ThirdPartyProviders, cacc:Interest


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value0.40.30.30.40.51.71.82.02.42.3
Percentage of OtherIncome3.82.62.15.73.611.910.612.615.011.7
Percentage of Revenues0.10.10.10.10.10.40.50.50.60.7
Percentage of Revenues cacc:ThirdPartyProviders cacc:Interest0.00.00.00.00.00.00.00.00.00.0

cacc:ThirdPartyProviders, cacc:Other


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value0.00.20.60.20.20.20.40.10.10.5-3.21.91.40.7
Percentage of OtherIncome0.01.74.22.91.41.42.40.60.62.5-19.311.310.04.7
Percentage of Revenues0.00.00.10.00.00.10.10.00.00.1-0.90.60.40.2
Percentage of Revenues cacc:ThirdPartyProviders cacc:Other0.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:OtherIncome us-gaap:ProductOrService

cacc:Ancillaryproductprofitsharing


Other
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-31
Value7.28.24.110.08.28.88.1108.75.86.46.25.35.1
Percentage of OtherIncome68.670.158.671.957.355.350.652.851.841.442.743.738.734.7
Percentage of Revenues1.51.81.02.52.12.32.22.92.61.82.22.21.91.9
Percentage of Revenues cacc:Ancillaryproductprofitsharing0.00.00.00.00.00.00.00.00.00.00.00.00.00.0

cacc:DealerEnrollmentFees


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value0.70.40.50.70.90.91.21.41.11.01.01.01.21.10.91.01.01.0
Percentage of OtherIncome6.73.43.510.06.56.37.18.86.95.16.06.08.67.36.17.07.36.8
Percentage of Revenues0.10.10.10.20.20.20.30.40.30.30.30.30.40.40.30.40.40.4
Percentage of Revenues cacc:DealerEnrollmentFees0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

cacc:DealerSupportProductsAndServices


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value0.30.40.40.50.50.50.50.60.70.70.71.01.21.21.11.21.21.3
Percentage of OtherIncome2.93.42.87.13.63.52.93.84.43.64.26.08.68.07.48.58.88.8
Percentage of Revenues0.10.10.10.10.10.10.10.20.20.20.20.30.40.40.40.40.40.5
Percentage of Revenues cacc:DealerSupportProductsAndServices0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

cacc:Interest


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value0.40.30.30.40.51.71.82.02.42.31.41.41.40.7
Percentage of OtherIncome3.82.62.15.73.611.910.612.615.011.78.48.310.04.7
Percentage of Revenues0.10.10.10.10.10.40.50.50.60.70.40.40.40.2
Percentage of Revenues cacc:Interest0.00.00.00.00.00.00.00.00.00.00.00.00.00.0

cacc:Other


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value0.00.20.60.20.20.20.40.10.10.5-3.21.91.40.7-1.00.70.50.4
Percentage of OtherIncome0.01.74.22.91.41.42.40.60.62.5-19.311.310.04.7-6.84.93.62.7
Percentage of Revenues0.00.00.10.00.00.10.10.00.00.1-0.90.60.40.2-0.30.20.20.2
Percentage of Revenues cacc:Other0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

cacc:RemarketingFees


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value1.92.21.41.11.82.82.53.03.13.42.32.83.03.12.22.82.83.1
Percentage of OtherIncome18.118.89.715.712.919.614.718.919.417.313.916.721.420.714.919.720.421.1
Percentage of Revenues0.40.50.30.30.40.70.60.80.81.00.70.81.01.00.81.01.01.2
Percentage of Revenues cacc:RemarketingFees0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:OtherIncome us-gaap:ProductOrService, us-gaap:TimingOfTransferOfGoodOrService

cacc:Ancillaryproductprofitsharing, us-gaap:TransferredOverTime


Other
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-31
Value7.28.24.110.08.28.88.1108.75.86.4
Percentage of OtherIncome68.670.158.671.957.355.350.652.851.841.442.7
Percentage of Revenues1.51.81.02.52.12.32.22.92.61.82.2
Percentage of Revenues cacc:Ancillaryproductprofitsharing us-gaap:TransferredOverTime0.00.00.00.00.00.00.00.00.00.00.0

cacc:DealerEnrollmentFees, us-gaap:TransferredOverTime


Other
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value0.70.40.70.90.91.21.41.11.01.01.01.21.1
Percentage of OtherIncome6.73.410.06.56.37.18.86.95.16.06.08.67.3
Percentage of Revenues0.10.10.20.20.20.30.40.30.30.30.30.40.4
Percentage of Revenues cacc:DealerEnrollmentFees us-gaap:TransferredOverTime0.00.00.00.00.00.00.00.00.00.00.00.00.0

cacc:DealerSupportProductsAndServices, us-gaap:TransferredAtPointInTime


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value0.30.40.40.50.50.50.50.60.70.70.71.01.21.2
Percentage of OtherIncome2.93.42.87.13.63.52.93.84.43.64.26.08.68.0
Percentage of Revenues0.10.10.10.10.10.10.10.20.20.20.20.30.40.4
Percentage of Revenues cacc:DealerSupportProductsAndServices us-gaap:TransferredAtPointInTime0.00.00.00.00.00.00.00.00.00.00.00.00.00.0

cacc:Interest, us-gaap:TransferredOverTime


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value0.40.30.30.40.51.71.82.02.42.3
Percentage of OtherIncome3.82.62.15.73.611.910.612.615.011.7
Percentage of Revenues0.10.10.10.10.10.40.50.50.60.7
Percentage of Revenues cacc:Interest us-gaap:TransferredOverTime0.00.00.00.00.00.00.00.00.00.0

cacc:Other, us-gaap:TransferredAtPointInTime


Other
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value0.00.20.20.20.20.40.10.10.50.40.50.00.0
Percentage of OtherIncome0.01.72.91.41.42.40.60.62.52.43.00.00.0
Percentage of Revenues0.00.00.00.00.10.10.00.00.10.10.20.00.0
Percentage of Revenues cacc:Other us-gaap:TransferredAtPointInTime0.00.00.00.00.00.00.00.00.00.00.00.00.0

cacc:RemarketingFees, us-gaap:TransferredAtPointInTime


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value1.92.21.41.11.82.82.53.03.13.42.32.83.03.1
Percentage of OtherIncome18.118.89.715.712.919.614.718.919.417.313.916.721.420.7
Percentage of Revenues0.40.50.30.30.40.70.60.80.81.00.70.81.01.0
Percentage of Revenues cacc:RemarketingFees us-gaap:TransferredAtPointInTime0.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:OtherIncome us-gaap:TimingOfTransferOfGoodOrService

us-gaap:TransferredAtPointInTime


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value2.22.82.41.82.53.53.43.74.46.04.55.75.66.8
Percentage of OtherIncome21.023.916.725.718.024.520.023.327.530.527.133.940.045.3
Percentage of Revenues0.50.60.50.40.60.90.91.01.21.71.31.71.82.3
Percentage of Revenues us-gaap:TransferredAtPointInTime0.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:TransferredOverTime


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value8.38.9125.211101312111312118.48.2
Percentage of OtherIncome79.076.183.374.382.075.580.076.772.569.572.966.160.054.7
Percentage of Revenues1.82.02.71.22.82.83.53.23.13.93.53.32.72.8
Percentage of Revenues us-gaap:TransferredOverTime0.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Policyholder Benefits And Claims Incurred Net

us-gaap:PolicyholderBenefitsAndClaimsIncurredNet

us-gaap:PolicyholderBenefitsAndClaimsIncurredNet


Policyholder
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value109.09.1109.38.87.08.28.36.66.57.07.35.25.15.56.16.05.66.67.06.87.08.49.28.68.69.411111011109.08.0969.1229.038.5527.6668.3637.7716.5995.8236.1126.282
Percentage of PolicyholderBenefitsAndClaimsIncurredNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues2.22.02.02.52.32.31.82.22.21.91.92.12.31.81.81.92.22.32.22.72.93.03.24.04.54.44.65.26.16.25.96.46.25.55.15.95.96.05.66.36.05.35.05.55.6

Premiums Earned Net

us-gaap:PremiumsEarnedNet

us-gaap:PremiumsEarnedNet


Premiums
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value15141515141212121312121211101010101010101010111212121212131313131212121212101010108.5438.0838.6278.245
Percentage of PremiumsEarnedNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues3.33.23.43.53.53.33.33.43.53.43.63.73.73.53.63.63.83.84.14.34.64.75.35.76.26.26.97.07.67.57.77.67.67.37.67.87.97.67.87.87.86.97.07.77.4

Revenues

us-gaap:Revenues

us-gaap:Revenues


Revenues
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value471451447426406389385378370353342332315295287283276262256246238227217210203194185181179176175172169164159155151142138133129123115111111
Percentage of Revenues100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Selling And Marketing Expense

us-gaap:SellingAndMarketingExpense

us-gaap:SellingAndMarketingExpense


Selling
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value14171516181917161718161617171414141511121113111110119.78.78.89.68.58.58.59.07.7228.1297.5967.7535.7525.5875.7726.4095.0454.9724.834
Percentage of SellingAndMarketingExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues3.23.83.53.94.54.94.44.44.85.34.84.95.56.05.15.05.25.74.54.95.06.05.25.75.46.05.24.84.95.44.84.95.05.54.85.25.05.44.24.24.45.24.44.54.3

Assets

us-gaap:Assets

us-gaap:Assets


Assets
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-31
Value7801770674897421733772597423707169086749623762445874553449854826472745564218409340243704338933753132312727852722262725732433238523152248213321032002195517581670158114921343
Percentage of Assets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Liabilities

us-gaap:Liabilities

us-gaap:Liabilities


Liabilities
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-31
Value540853375186511352725293506746884693470142464280406438773449347534793392304429272946271224612444227823492083197419541858168316951661162315111505146213821218117711391096869
Percentage of Liabilities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets69.369.369.368.971.972.968.366.367.969.668.168.669.270.169.272.073.674.572.271.573.273.272.672.472.775.174.872.574.472.269.271.171.872.270.871.673.070.769.370.572.173.564.7

Liabilities And Stockholders Equity

us-gaap:LiabilitiesAndStockholdersEquity

us-gaap:LiabilitiesAndStockholdersEquity


Liabilities
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-31
Value7801770674897421733772597423707169086749623762445874553449854826472745564218409340243704338933753132312727852722262725732433238523152248213321032002195517581670158114921343
Percentage of LiabilitiesAndStockholdersEquity100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Stockholders Equity

us-gaap:StockholdersEquity

us-gaap:StockholdersEquity


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-312008-12-31
Value239323692302230820651966235523822215204819901963180916561535135112481163117311651078991928931853777702748672715750689653624621597540572539493441395474498337
Percentage of StockholdersEquity100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets30.730.730.731.128.127.131.733.732.130.431.931.430.829.930.828.026.425.527.828.526.826.827.427.627.324.925.227.525.627.830.828.928.227.829.228.427.029.330.729.527.926.535.30.00.0

us-gaap:StockholdersEquity us-gaap:StatementEquityComponents

us-gaap:AccumulatedOtherComprehensiveIncome


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312012-01-012011-12-312010-12-312009-12-312008-12-31
Value0.90.91.61.71.90.70.80.90.80.3-0.3-0.6-0.6-0.5-0.2-0.2-0.1-0.1-0.2-0.10.00.006-0.11-0.904-2.562
Percentage of StockholdersEquity0.00.00.10.10.10.00.00.00.00.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.00.00.0-0.0-0.2-0.8
Percentage of Assets0.00.00.00.00.00.00.00.00.00.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.00.00.0-0.00.00.0
Percentage of Assets us-gaap:AccumulatedOtherComprehensiveIncome0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:AdditionalPaidInCapital


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312012-01-012011-12-312010-12-312009-12-312008-12-31
Value1501611611601581571571551531521541521491471451311008863533838302411
Percentage of StockholdersEquity6.36.87.06.97.78.06.76.56.97.47.87.88.38.99.511.210.912.68.48.60.07.26.54.93.5
Percentage of Assets1.92.12.22.22.22.22.12.22.22.32.52.42.52.72.93.13.03.22.62.50.02.22.30.00.0
Percentage of Assets us-gaap:AdditionalPaidInCapital0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:CommonStock


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312012-01-012011-12-312010-12-312009-12-312008-12-31
Value0.20.20.20.20.20.20.20.20.20.20.20.20.20.20.20.20.20.20.20.20.30.2560.2730.3110.306
Percentage of StockholdersEquity0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.10.10.1
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of Assets us-gaap:CommonStock0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:RetainedEarnings


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312012-01-012011-12-312010-12-312009-12-312008-12-31
Value2241220721382146190418072196222620601896183618111660150913901042827613686568500500443474328
Percentage of StockholdersEquity93.793.192.993.092.291.993.393.493.092.592.292.391.791.190.588.889.187.491.691.40.092.893.495.297.2
Percentage of Assets28.728.628.628.925.924.929.631.529.828.129.429.028.327.327.924.724.422.028.226.60.028.533.00.00.0
Percentage of Assets us-gaap:RetainedEarnings0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Cash And Cash Equivalents At Carrying Value

us-gaap:CashAndCashEquivalentsAtCarryingValue

us-gaap:CashAndCashEquivalentsAtCarryingValue


Cash
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302009-12-312008-12-31
Value38345168.98.5251872419412519555118.24.92711145.71589.16.31341.3866.44.36.75.64.23.69.07.89.05.7255.154.6914.6573.6345.694.5853.7921.5371.5372.173.154
Percentage of CashAndCashEquivalentsAtCarryingValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets4.90.60.20.10.10.42.50.30.30.60.43.10.90.20.20.10.60.20.30.13.90.20.24.00.02.80.20.20.30.20.20.20.40.30.40.30.30.20.30.20.40.30.30.00.00.00.0

Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents


Cash
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312015-12-31
Value860584396400391433517354348459329543393380263278341327239173
Percentage of CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets11.07.65.35.45.36.07.05.05.06.85.38.76.76.95.35.87.27.25.75.1

Property Plant And Equipment Gross

us-gaap:PropertyPlantAndEquipmentGross

us-gaap:PropertyPlantAndEquipmentGross


Property
Period End2020-12-312019-12-312018-12-312018-09-302017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-31
Value109104797655525048466154
Percentage of PropertyPlantAndEquipmentGross100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets1.51.41.31.21.11.21.51.71.92.93.1

Furniture And Fixtures Gross

us-gaap:FurnitureAndFixturesGross

us-gaap:FurnitureAndFixturesGross


Furniture
Period End2020-12-312019-12-312018-12-312018-09-302017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-31
Value3400000.03900000.03800000.03800000.03800000.03900000.03900000.04100000.04100000.03600000.02900000.0
Percentage of FurnitureAndFixturesGross100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.00.10.10.10.10.10.10.10.20.20.2

Leasehold Improvements Gross

us-gaap:LeaseholdImprovementsGross

us-gaap:LeaseholdImprovementsGross


Leasehold
Period End2020-12-312019-12-312018-12-312018-09-302017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-31
Value2300000.02400000.02200000.02200000.02200000.02000000.01600000.01500000.0700000.0100000.0100000.0
Percentage of LeaseholdImprovementsGross100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.00.00.00.00.00.00.00.10.00.00.0

Accumulated Depreciation Depletion And Amortization Property Plant And Equipment

us-gaap:AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment

us-gaap:AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment


Accumulated
Period End2020-12-312019-12-312018-12-312018-09-302017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-31
Value4945393834343127243936
Percentage of AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.70.60.60.60.70.80.91.01.01.92.1

Property Plant And Equipment Net

us-gaap:PropertyPlantAndEquipmentNet

us-gaap:PropertyPlantAndEquipmentNet


Property
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value575759616262595853434038232020202019181718191819202020212323222222222221212118161616
Percentage of PropertyPlantAndEquipmentNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.70.70.80.80.80.90.80.80.80.60.60.60.40.40.40.40.40.40.40.40.50.50.60.60.60.70.80.80.90.90.90.91.01.01.01.01.11.11.11.01.11.2

Other Assets

us-gaap:OtherAssets

us-gaap:OtherAssets


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value272332193022352339343827333033252823262022173735363333302726282626252831303030323126
Percentage of OtherAssets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.40.30.40.30.40.30.50.30.60.50.60.40.60.50.70.50.60.50.60.50.50.51.11.01.21.11.21.11.01.01.21.11.11.11.41.51.51.51.81.92.01.9

Accounts Payable And Accrued Liabilities Current

us-gaap:AccountsPayableAndAccruedLiabilitiesCurrent

us-gaap:AccountsPayableAndAccruedLiabilitiesCurrent


Accounts
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302018-12-31
Value226217186187181170206184203186
Percentage of AccountsPayableAndAccruedLiabilitiesCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets2.92.82.52.52.52.32.82.62.93.0

Deferred Income Tax Liabilities Net

us-gaap:DeferredIncomeTaxLiabilitiesNet

us-gaap:DeferredIncomeTaxLiabilitiesNet


Deferred
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-31
Value401403391306292284322236187273248213
Percentage of DeferredIncomeTaxLiabilitiesNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets5.25.25.24.14.03.94.33.83.86.57.37.7

Stockholders Equity

us-gaap:StockholdersEquity

us-gaap:StockholdersEquity


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-312008-12-31
Value239323692302230820651966235523822215204819901963180916561535135112481163117311651078991928931853777702748672715750689653624621597540572539493441395474498337
Percentage of StockholdersEquity100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets30.730.730.731.128.127.131.733.732.130.431.931.430.829.930.828.026.425.527.828.526.826.827.427.627.324.925.227.525.627.830.828.928.227.829.228.427.029.330.729.527.926.535.30.00.0

us-gaap:StockholdersEquity us-gaap:StatementEquityComponents

us-gaap:AccumulatedOtherComprehensiveIncome


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312012-01-012011-12-312010-12-312009-12-312008-12-31
Value0.90.91.61.71.90.70.80.90.80.3-0.3-0.6-0.6-0.5-0.2-0.2-0.1-0.1-0.2-0.10.00.006-0.11-0.904-2.562
Percentage of StockholdersEquity0.00.00.10.10.10.00.00.00.00.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.00.00.0-0.0-0.2-0.8
Percentage of Assets0.00.00.00.00.00.00.00.00.00.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.00.00.0-0.00.00.0
Percentage of Assets us-gaap:AccumulatedOtherComprehensiveIncome0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:AdditionalPaidInCapital


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312012-01-012011-12-312010-12-312009-12-312008-12-31
Value1501611611601581571571551531521541521491471451311008863533838302411
Percentage of StockholdersEquity6.36.87.06.97.78.06.76.56.97.47.87.88.38.99.511.210.912.68.48.60.07.26.54.93.5
Percentage of Assets1.92.12.22.22.22.22.12.22.22.32.52.42.52.72.93.13.03.22.62.50.02.22.30.00.0
Percentage of Assets us-gaap:AdditionalPaidInCapital0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:CommonStock


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312012-01-012011-12-312010-12-312009-12-312008-12-31
Value0.20.20.20.20.20.20.20.20.20.20.20.20.20.20.20.20.20.20.20.20.30.2560.2730.3110.306
Percentage of StockholdersEquity0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.10.10.1
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of Assets us-gaap:CommonStock0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:RetainedEarnings


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312012-01-012011-12-312010-12-312009-12-312008-12-31
Value2241220721382146190418072196222620601896183618111660150913901042827613686568500500443474328
Percentage of StockholdersEquity93.793.192.993.092.291.993.393.493.092.592.292.391.791.190.588.889.187.491.691.40.092.893.495.297.2
Percentage of Assets28.728.628.628.925.924.929.631.529.828.129.429.028.327.327.924.724.422.028.226.60.028.533.00.00.0
Percentage of Assets us-gaap:RetainedEarnings0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Common Stock Value

us-gaap:CommonStockValue

us-gaap:CommonStockValue


Common
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value200000.0200000.0200000.0200000.0200000.0200000.0200000.0200000.0200000.0200000.0200000.0200000.0200000.0200000.0200000.0200000.0200000.0200000.0200000.0200000.0200000.0200000.0200000.0200000.0200000.0200000.0200000.0200000.0200000.0200000.0200000.0200000.0200000.0200000.0200000.0246000.0245000.0256000.0256000.0257000.0256000.0273000.0
Percentage of CommonStockValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Additional Paid In Capital Common Stock

us-gaap:AdditionalPaidInCapitalCommonStock

us-gaap:AdditionalPaidInCapitalCommonStock


Additional
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value15016116116015815715715515315215415214914714513813513213112912812610098959288828177636058545349444038373630
Percentage of AdditionalPaidInCapitalCommonStock100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets1.92.12.22.22.22.22.12.22.22.32.52.42.52.72.92.92.92.93.13.23.23.43.02.93.03.03.23.03.13.02.62.52.52.42.52.42.22.12.22.32.32.3

Retained Earnings Accumulated Deficit

us-gaap:RetainedEarningsAccumulatedDeficit

us-gaap:RetainedEarningsAccumulatedDeficit


Retained
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value22412207213821461904180721962226206018961836181116601509139012131112103110421035949864827832758684613665591637686629595569568548495531500455405443
Percentage of RetainedEarningsAccumulatedDeficit100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets28.728.628.628.925.924.929.631.529.828.129.429.028.327.327.925.123.522.624.725.323.623.324.424.724.221.922.024.422.524.828.226.425.725.326.626.124.727.228.527.225.633.0

Accumulated Other Comprehensive Income Loss Net Of Tax

us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax

us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax


Accumulated
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-312009-12-31
Value900000.0900000.01600000.01700000.01900000.0700000.0800000.0900000.0800000.0300000.0-300000.0-600000.0-600000.0-500000.0-200000.000-100000.0-200000.0300000.0400000.0300000.0-100000.0100000.00200000.0-100000.0-100000.00-100000.0-200000.0-200000.0-200000.0-100000.0017000.010000.06000.02000.0-23000.0-110000.0-900000.0
Percentage of AccumulatedOtherComprehensiveIncomeLossNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.00.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.00.00.00.00.00.00.00.00.00.0-0.0-0.0-0.0-0.0-0.00.00.0-0.0-0.00.00.00.0-0.00.00.00.0-0.0-0.00.0-0.0-0.0-0.0-0.0-0.00.00.00.00.00.0-0.0-0.00.0

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

us-gaap:AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue

us-gaap:AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue


Adjustments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value-10.91.11.51.51.41.81.92.01.52.22.52.72.03.1
Percentage of AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue us-gaap:StatementEquityComponents

us-gaap:AdditionalPaidInCapital


Adjustments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value-10.91.11.51.51.41.81.92.01.52.22.52.72.03.1
Percentage of AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of Assets us-gaap:AdditionalPaidInCapital0.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Net Cash Provided By Used In Operating Activities

us-gaap:NetCashProvidedByUsedInOperatingActivities

us-gaap:NetCashProvidedByUsedInOperatingActivities


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value3433252022762752312042071702292021911022071511539916114313513691103110721179496809310480598090666289736253865048
Percentage of NetCashProvidedByUsedInOperatingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues72.872.145.264.967.759.452.954.846.164.959.257.532.570.252.754.135.961.656.154.757.440.247.752.735.560.551.252.944.952.959.546.735.349.156.643.041.162.753.146.741.569.743.443.4

Net Cash Provided By Used In Investing Activities

us-gaap:NetCashProvidedByUsedInInvestingActivities

us-gaap:NetCashProvidedByUsedInInvestingActivities


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value134-112.6-15.5-86.0-275.7-296.3-151.2-204.6-266.2-402.2-227.9-246.2-303.9-460.3-213.4-154.6-168.3-366.4-142.5-252.6-196.1-344.3-146.1-135.8-88.9-268.7-59.6-99.8-58.1-145.9-52.2-81.8-72.2-127.4-35.726-110.134-51.247-203.793-95.964-98.062-100.164-159.805-54.051-33.131
Percentage of NetCashProvidedByUsedInInvestingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues28.5-25.0-3.5-20.2-67.9-76.2-39.2-54.0-71.8-113.7-66.5-74.2-96.4-155.7-74.3-54.5-61.0-139.4-55.6-102.4-82.2-151.1-67.1-64.6-43.8-138.4-32.2-54.9-32.3-82.5-29.8-47.4-42.6-77.4-22.4-70.7-33.8-143.1-69.5-73.3-77.1-129.4-46.8-29.7

Net Cash Provided By Used In Financing Activities

us-gaap:NetCashProvidedByUsedInFinancingActivities

us-gaap:NetCashProvidedByUsedInFinancingActivities


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value-200.8-24.6-191.3-181.1-41.9-18.91103.2-15.4302-189.020421536965-21.3852017.7-35.0208255-86.2158-68.6231-33.11.3-21.653-51.5-4.31345-51.13243-10.603114233347746.264-15.359
Percentage of NetCashProvidedByUsedInFinancingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues-42.6-5.5-42.8-42.5-10.3-4.928.50.8-4.285.5-55.161.768.2124.922.7-7.530.976.53.0-14.287.4112.1-39.675.4-33.8119.3-17.90.7-12.030.4-29.4-2.58.027.5-32.128.1-7.080.417.225.136.560.35.4-13.8

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

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect


Cash
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value276188-4.69.6-42.6-83.91636.0-110.7129-214.014913116-14.7-62.61388
Percentage of CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues58.741.7-1.02.3-10.5-21.642.31.6-29.936.7-62.445.14.339.3-5.1-22.14.833.7

Deferred Income Tax Expense Benefit

us-gaap:DeferredIncomeTaxExpenseBenefit

us-gaap:DeferredIncomeTaxExpenseBenefit


Deferred
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value-1.91284146.9-37.5514.210190.89.61919-146.29.01140-7.815133.3127.98.27.0223.72.427114.53.9-11.0130.8945.0565.9346.5468.0926.048-5.3771.5055.876
Percentage of DeferredIncomeTaxExpenseBenefit100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Net Cash Provided By Used In Operating Activities

us-gaap:NetCashProvidedByUsedInOperatingActivities

us-gaap:NetCashProvidedByUsedInOperatingActivities


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value3433252022762752312042071702292021911022071511539916114313513691103110721179496809310480598090666289736253865048
Percentage of NetCashProvidedByUsedInOperatingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues72.872.145.264.967.759.452.954.846.164.959.257.532.570.252.754.135.961.656.154.757.440.247.752.735.560.551.252.944.952.959.546.735.349.156.643.041.162.753.146.741.569.743.443.4

Net Income Loss

us-gaap:NetIncomeLoss

us-gaap:NetIncomeLoss


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value28820216624296-83.81611651641641511511511201771009993878584748074747173746949656561605952565050494443464249
Percentage of NetIncomeLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues61.244.837.256.823.7-21.542.043.744.446.544.345.547.940.661.635.535.935.534.234.835.632.636.735.236.536.839.440.738.628.237.637.736.336.837.634.037.235.336.237.434.535.040.737.743.9

us-gaap:NetIncomeLoss us-gaap:StatementEquityComponents

us-gaap:RetainedEarnings


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value28820216624296-83.8161165164164151151151120
Percentage of NetIncomeLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues61.244.837.256.823.7-21.542.043.744.446.544.345.547.940.6
Percentage of Revenues us-gaap:RetainedEarnings0.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Share Based Compensation

us-gaap:ShareBasedCompensation

us-gaap:ShareBasedCompensation


Share
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value-10.91.11.51.51.41.81.92.01.52.22.52.72.03.17.12.92.92.51.81.81.72.12.43.32.64.15.71.83.44.42.51.33.21.53.5994.0453.7340.8220.3250.3640.6010.5911.0720.887
Percentage of ShareBasedCompensation100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ShareBasedCompensation us-gaap:AwardType

us-gaap:RestrictedStock


Share
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-30
Value-8.30.40.50.40.50.60.70.80.70.80.60.70.70.70.70.80.70.70.70.70.70.70.70.80.71.01.10.60.70.90.80.61.00.61.031.1011.0480.20.1070.1130.164
Percentage of ShareBasedCompensation76.136.433.326.735.733.336.840.046.736.424.025.935.022.69.927.624.128.038.938.941.233.329.224.226.924.419.333.320.620.532.046.231.240.028.627.228.124.332.931.027.3

us-gaap:RestrictedStockUnitsRSU


Share
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-30
Value-2.60.71.01.10.91.21.21.20.81.41.92.01.32.46.42.12.21.81.11.11.01.41.72.51.93.14.61.22.73.51.70.72.20.92.5692.9442.6860.60.2370.2510.437
Percentage of ShareBasedCompensation23.963.666.773.364.366.763.260.053.363.676.074.165.077.490.172.475.972.061.161.158.866.770.875.873.175.680.766.779.479.568.053.868.860.071.472.871.973.072.969.072.7

Net Cash Provided By Used In Investing Activities

us-gaap:NetCashProvidedByUsedInInvestingActivities

us-gaap:NetCashProvidedByUsedInInvestingActivities


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value134-112.6-15.5-86.0-275.7-296.3-151.2-204.6-266.2-402.2-227.9-246.2-303.9-460.3-213.4-154.6-168.3-366.4-142.5-252.6-196.1-344.3-146.1-135.8-88.9-268.7-59.6-99.8-58.1-145.9-52.2-81.8-72.2-127.4-35.726-110.134-51.247-203.793-95.964-98.062-100.164-159.805-54.051-33.131
Percentage of NetCashProvidedByUsedInInvestingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues28.5-25.0-3.5-20.2-67.9-76.2-39.2-54.0-71.8-113.7-66.5-74.2-96.4-155.7-74.3-54.5-61.0-139.4-55.6-102.4-82.2-151.1-67.1-64.6-43.8-138.4-32.2-54.9-32.3-82.5-29.8-47.4-42.6-77.4-22.4-70.7-33.8-143.1-69.5-73.3-77.1-129.4-46.8-29.7

Payments To Acquire Property Plant And Equipment

us-gaap:PaymentsToAcquirePropertyPlantAndEquipment

us-gaap:PaymentsToAcquirePropertyPlantAndEquipment


Payments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value2.30.80.81.41.94.43.27.3114.73.0164.01.21.51.81.93.21.90.71.21.70.81.00.91.30.70.31.22.11.31.31.81.21.7091.0822.0763.9332.7651.00.9871.5822.286-0.772
Percentage of PaymentsToAcquirePropertyPlantAndEquipment100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Net Cash Provided By Used In Financing Activities

us-gaap:NetCashProvidedByUsedInFinancingActivities

us-gaap:NetCashProvidedByUsedInFinancingActivities


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value-200.8-24.6-191.3-181.1-41.9-18.91103.2-15.4302-189.020421536965-21.3852017.7-35.0208255-86.2158-68.6231-33.11.3-21.653-51.5-4.31345-51.13243-10.603114233347746.264-15.359
Percentage of NetCashProvidedByUsedInFinancingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues-42.6-5.5-42.8-42.5-10.3-4.928.50.8-4.285.5-55.161.768.2124.922.7-7.530.976.53.0-14.287.4112.1-39.675.4-33.8119.3-17.90.7-12.030.4-29.4-2.58.027.5-32.128.1-7.080.417.225.136.560.35.4-13.8

Payments For Repurchase Of Common Stock

us-gaap:PaymentsForRepurchaseOfCommonStock

us-gaap:PaymentsForRepurchaseOfCommonStock


Payments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value2541351730.00.03071910.00.01091270.00.02.00.00.017105800.00.040850.00.01.11250.01151038.031365939848.466194.2110.00.01260.0200
Percentage of PaymentsForRepurchaseOfCommonStock100.0100.0100.00.00.0100.0100.00.00.0100.0100.00.00.0100.00.00.0100.0100.0100.00.00.0100.0100.00.00.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.0100.00.0100.0

Effective Income Tax Rate Continuing Operations

us-gaap:EffectiveIncomeTaxRateContinuingOperations

us-gaap:EffectiveIncomeTaxRateContinuingOperations


Effective
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-30
Value24.023.5-0.224.00.2460.2570.0040.2450.2360.2030.0020.2390.2370.238-0.170.3710.3690.3530.0020.3710.370.372-0.0020.3720.3680.3690.0020.3580.3640.378-0.0010.3630.3690.363-0.0050.3680.3650.3610.0030.3650.365
Percentage of EffectiveIncomeTaxRateContinuingOperations100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Unrecognized Tax Benefits

us-gaap:UnrecognizedTaxBenefits

us-gaap:UnrecognizedTaxBenefits


Unrecognized
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-312009-12-31
Value41413831272116131110.07.811
Percentage of UnrecognizedTaxBenefits100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

cacc:AcceleratedPaymentsOfDealerHoldback

cacc:AcceleratedPaymentsOfDealerHoldback


Accelerated
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value1610111111111416151211111612111113101013141413131213109.710-11.2-9.6-10.4-10.9-9.5-9.593-9.884-11.309-12.914-10.136-12.859-12.371-12.045-8.845-8.464
Percentage of AcceleratedPaymentsOfDealerHoldback100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

cacc:AcceleratedPaymentsOfDealerHoldback us-gaap:AccountsNotesLoansAndFinancingReceivableByReceivableType

cacc:DealerLoans


Accelerated
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-30
Value1610111111111416151211111612111113101013141413131213109.710-11.2-9.6-10.4-10.9-9.5-9.593-9.884-11.309-12.9-10.125-12.859-12.371
Percentage of AcceleratedPaymentsOfDealerHoldback100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.099.999.9100.0100.0

cacc:AcceleratedPaymentsOfDealerHoldback us-gaap:AccountsNotesLoansAndFinancingReceivableByReceivableType, us-gaap:BalanceSheetLocation

cacc:DealerLoans, us-gaap:LoansReceivable


Accelerated
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value16101111111114161512
Percentage of AcceleratedPaymentsOfDealerHoldback100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

cacc:AcceleratedPaymentsOfDealerHoldback us-gaap:BalanceSheetLocation

us-gaap:LoansReceivable


Accelerated
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value16101111111114161512
Percentage of AcceleratedPaymentsOfDealerHoldback100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

cacc:AdditionalNumberOfConsumerLoansRequiredToGroupAdvances

cacc:AdditionalNumberOfConsumerLoansRequiredToGroupAdvances


Additional
Period End2021-06-302021-03-31
Value050.0
Percentage of AdditionalNumberOfConsumerLoansRequiredToGroupAdvances0.0100.0

cacc:AdoptionofCECL us-gaap:AccountsNotesLoansAndFinancingReceivableByReceivableType, us-gaap:BalanceSheetLocation

cacc:AdoptionofCECL

cacc:DealerLoans, cacc:AllowanceforCreditLosses


Adoptionof
Period End2020-12-312020-09-302020-06-302020-03-31
Value0.00.00.0940
Percentage of AdoptionofCECL0.00.00.0100.0

cacc:DealerLoans, us-gaap:LoansReceivable


Adoptionof
Period End2020-12-312020-09-302020-06-302020-03-31
Value0.00.00.0940
Percentage of AdoptionofCECL0.00.00.0100.0

cacc:PurchasedLoans, cacc:AllowanceforCreditLosses


Adoptionof
Period End2020-12-312020-09-302020-06-302020-03-31
Value0.00.00.01523
Percentage of AdoptionofCECL0.00.00.0162.0

cacc:PurchasedLoans, us-gaap:LoansReceivable


Adoptionof
Period End2020-12-312020-09-302020-06-302020-03-31
Value0.00.00.01523
Percentage of AdoptionofCECL0.00.00.0162.0

cacc:AdoptionofCECL us-gaap:BalanceSheetLocation

cacc:AllowanceforCreditLosses


Adoptionof
Period End2020-12-312020-09-302020-06-302020-03-31
Value0.00.00.02463
Percentage of AdoptionofCECL0.00.00.0262.0

us-gaap:LoansReceivable


Adoptionof
Period End2020-12-312020-09-302020-06-302020-03-31
Value0.00.00.02463
Percentage of AdoptionofCECL0.00.00.0262.0

cacc:AdvancesToDealers

cacc:AdvancesToDealers


Advances
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-30
Value511647456519594638523573608719544556604709501474456536404475438562423427410533367342339421308335334378284293300374263278
Percentage of AdvancesToDealers100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

cacc:CECLImpactonNetIncome

cacc:CECLImpactonNetIncome


C
Period End2020-09-302020-06-30
Value87118
Percentage of CECLImpactonNetIncome100.0100.0

cacc:CECLImpactonNetIncomePerDilutedShare

cacc:CECLImpactonNetIncomePerDilutedShare


C
Period End2020-09-302020-06-30
Value4.926.65
Percentage of CECLImpactonNetIncomePerDilutedShare100.0100.0

cacc:CertainLoansAcquiredInTransferAccountedForAsLoansAccretableYieldReclassificationsFromNonaccretableDifferenceForecastChanges

cacc:CertainLoansAcquiredInTransferAccountedForAsLoansAccretableYieldReclassificationsFromNonaccretableDifferenceForecastChanges


Certain
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-30
Value104107-206.513824-206.5-17.72.613167.81728-10.8135.58.88.1-13.9-6.06.5-6.73.02.98.59.4118.2
Percentage of CertainLoansAcquiredInTransferAccountedForAsLoansAccretableYieldReclassificationsFromNonaccretableDifferenceForecastChanges100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

cacc:CertainLoansAcquiredInTransferAccountedForAsLoansAccretableYieldReclassificationsFromNonaccretableDifferenceForecastChanges us-gaap:AccountsNotesLoansAndFinancingReceivableByReceivableType

cacc:DealerLoans


Certain
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-30
Value3226-4.639-0.1-75.9-7.6-4.23.40.5-1.5-0.19.7-6.11.2-1.9-1.5-3.4-14.3-7.6-3.9-9.6-3.1-0.82.64.86.85.8
Percentage of CertainLoansAcquiredInTransferAccountedForAsLoansAccretableYieldReclassificationsFromNonaccretableDifferenceForecastChanges31.524.92.228.5-0.436.842.9-161.526.23.0-19.2-0.634.456.58.8-34.5-17.0-42.0102.9126.7-60.0143.3-103.3-27.630.651.160.770.7

cacc:PurchasedLoans


Certain
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-30
Value71801.99924-130.6-10.16.89.6169.31718-4.7127.410110.41.6102.96.13.75.94.64.42.4
Percentage of CertainLoansAcquiredInTransferAccountedForAsLoansAccretableYieldReclassificationsFromNonaccretableDifferenceForecastChanges68.575.1-0.971.5100.463.257.1261.573.897.0119.2100.665.643.591.2134.5117.0142.0-2.9-26.7160.0-43.3203.3127.669.448.939.329.3

cacc:CertainLoansAcquiredInTransferAccountedForAsLoansAccretableYieldReclassificationsFromNonaccretableDifferenceForecastChangesByPercentage

cacc:CertainLoansAcquiredInTransferAccountedForAsLoansAccretableYieldReclassificationsFromNonaccretableDifferenceForecastChangesByPercentage


Certain
Period End2021-06-302021-03-312020-03-31
Value0-2.32.3
Percentage of CertainLoansAcquiredInTransferAccountedForAsLoansAccretableYieldReclassificationsFromNonaccretableDifferenceForecastChangesByPercentage0.0100.0100.0

cacc:DeferralofLoanOriginationCosts

cacc:DeferralofLoanOriginationCosts


Deferralof
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-31
Value2100000.02200000.02200000.02300000.02200000.02200000.02200000.02200000.0
Percentage of DeferralofLoanOriginationCosts100.0100.0100.0100.0100.0100.0100.0100.0

cacc:DeferralofLoanOriginationCosts us-gaap:AccountsNotesLoansAndFinancingReceivableByReceivableType

cacc:DealerLoans


Deferralof
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-31
Value2100000.02200000.02200000.02300000.02200000.02200000.02200000.02200000.0
Percentage of DeferralofLoanOriginationCosts100.0100.0100.0100.0100.0100.0100.0100.0

cacc:DeferralofLoanOriginationCosts us-gaap:AccountsNotesLoansAndFinancingReceivableByReceivableType, us-gaap:BalanceSheetLocation

cacc:DealerLoans, us-gaap:LoansReceivable


Deferralof
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-31
Value2100000.02200000.02200000.02300000.02200000.02200000.02200000.02200000.0
Percentage of DeferralofLoanOriginationCosts100.0100.0100.0100.0100.0100.0100.0100.0

cacc:DeferralofLoanOriginationCosts us-gaap:BalanceSheetLocation

us-gaap:LoansReceivable


Deferralof
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-31
Value2100000.02200000.02200000.02300000.02200000.02200000.02200000.02200000.0
Percentage of DeferralofLoanOriginationCosts100.0100.0100.0100.0100.0100.0100.0100.0

cacc:Expectedfuturefinancechargesatthetimeofassignment

cacc:Expectedfuturefinancechargesatthetimeofassignment


Expectedfuturefinancechargesatthetimeofassignment
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-30
Value422555470571577358388
Percentage of Expectedfuturefinancechargesatthetimeofassignment100.0100.0100.0100.0100.0100.0100.0

cacc:Expectedfuturefinancechargesatthetimeofassignment us-gaap:AccountsNotesLoansAndFinancingReceivableByReceivableType

cacc:DealerLoans


Expectedfuturefinancechargesatthetimeofassignmentus-gaap:
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-30
Value249319260307324224244
Percentage of Expectedfuturefinancechargesatthetimeofassignment59.157.555.353.856.262.562.9

cacc:PurchasedLoans


Expectedfuturefinancechargesatthetimeofassignmentus-gaap:
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-30
Value172236210263252134144
Percentage of Expectedfuturefinancechargesatthetimeofassignment40.942.544.746.243.837.537.1

cacc:ExpectednetLoanincomeatthetimeofassignment

cacc:ExpectednetLoanincomeatthetimeofassignment


Expectednet
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-31
Value330423356416419358388451
Percentage of ExpectednetLoanincomeatthetimeofassignment100.0100.0100.0100.0100.0100.0100.0100.0

cacc:ExpectednetLoanincomeatthetimeofassignment us-gaap:AccountsNotesLoansAndFinancingReceivableByReceivableType

cacc:DealerLoans


Expectednet
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-31
Value213264214246259224244291
Percentage of ExpectednetLoanincomeatthetimeofassignment64.462.460.159.161.962.562.964.5

cacc:PurchasedLoans


Expectednet
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-31
Value117159142170159134144160
Percentage of ExpectednetLoanincomeatthetimeofassignment35.637.639.940.938.137.537.135.5

cacc:FinanceChargesRevenue

cacc:FinanceChargesRevenue


Finance
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value445424417404378361356349341321313303289270
Percentage of FinanceChargesRevenue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

cacc:FinanceChargesRevenue us-gaap:AccountsNotesLoansAndFinancingReceivableByReceivableType

cacc:DealerLoans


Finance
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value248242243241232228227225222213
Percentage of FinanceChargesRevenue55.857.158.459.661.563.063.864.465.266.3

cacc:PurchasedLoans


Finance
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value196182174163145133128124118108
Percentage of FinanceChargesRevenue44.242.941.640.438.537.036.235.634.833.7

cacc:FinanceChargesRevenue us-gaap:AccountsNotesLoansAndFinancingReceivableByReceivableType, us-gaap:BalanceSheetLocation

cacc:DealerLoans, cacc:AllowanceforCreditLosses


Finance
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-06-302019-03-31
Value103101979591830.00.0
Percentage of FinanceChargesRevenue23.123.923.423.624.123.10.00.0

cacc:DealerLoans, us-gaap:LoansReceivable


Finance
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value351344341336323311227225222213
Percentage of FinanceChargesRevenue79.081.081.783.385.686.263.864.465.266.3

cacc:PurchasedLoans, cacc:AllowanceforCreditLosses


Finance
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-06-302019-03-31
Value8992959694880.00.0
Percentage of FinanceChargesRevenue20.121.822.723.925.024.40.00.0

cacc:PurchasedLoans, us-gaap:LoansReceivable


Finance
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value286275269259240222128124118108
Percentage of FinanceChargesRevenue64.364.864.464.263.561.336.235.634.833.7

cacc:FinanceChargesRevenue us-gaap:BalanceSheetLocation

cacc:AllowanceforCreditLosses


Finance
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-06-302019-03-31
Value1921941921921851710.00.0
Percentage of FinanceChargesRevenue43.345.846.147.549.147.50.00.0

us-gaap:LoansReceivable


Finance
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value638619610596563533356349341321
Percentage of FinanceChargesRevenue143.3145.8146.1147.5149.1147.5100.0100.0100.0100.0

cacc:LoansAndLeasesReceivableTransfers us-gaap:AccountsNotesLoansAndFinancingReceivableByReceivableType

cacc:LoansAndLeasesReceivableTransfers

cacc:DealerLoans


Loans
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-30
Value182719201921-19.6-20.3-21.6-25.7-24.9-20.2-14.7-18.4-89.0-1.9-1.1-1.1-2.5-5.1-1.11.4-19.01.53.33.6-36.54.66.1-5.3-4.4-4.6-3.9-5.0-7.65-5.946-5.025-5.2-5.01-2.933-2.961
Percentage of LoansAndLeasesReceivableTransfers100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

cacc:PurchasedLoans


Loans
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-30
Value1827192019211920212524201418971.91.11.12.55.11.1-1.419-1.5-3.3-3.636-4.6-6.15.34.44.63.95.07.655.9465.0255.25.012.9332.961
Percentage of LoansAndLeasesReceivableTransfers100.0100.0100.0100.0100.0100.0-100.0-100.0-100.0-100.0-100.0-100.0-100.0-100.0-109.2-100.0-100.0-100.0-100.0-100.0-100.0-100.0-100.0-100.0-100.0-100.0-100.0-100.0-100.0-100.0-100.0-100.0-100.0-100.0-100.0-100.0-100.0-100.0-100.0-100.0-100.0

cacc:LoansAndLeasesReceivableTransfers us-gaap:AccountsNotesLoansAndFinancingReceivableByReceivableType, us-gaap:BalanceSheetLocation

cacc:DealerLoans, cacc:AllowanceforCreditLosses


Loans
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value7.613109.99.99.72.82.83.34.2
Percentage of LoansAndLeasesReceivableTransfers40.649.852.849.351.844.9-14.3-13.8-15.3-16.3

cacc:DealerLoans, us-gaap:LoansReceivable


Loans
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value26402930293119202125
Percentage of LoansAndLeasesReceivableTransfers140.6149.8152.8149.3151.8144.9-100.0-100.0-100.0-100.0

cacc:PurchasedLoans, cacc:AllowanceforCreditLosses


Loans
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value7.613109.99.99.72.82.83.34.2
Percentage of LoansAndLeasesReceivableTransfers40.649.852.849.351.844.9-14.3-13.8-15.3-16.3

cacc:PurchasedLoans, us-gaap:LoansReceivable


Loans
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value26402930293119202125
Percentage of LoansAndLeasesReceivableTransfers140.6149.8152.8149.3151.8144.9-100.0-100.0-100.0-100.0

cacc:LoansReceivableContractualNetCashFlowsAtAssignment

cacc:LoansReceivableContractualNetCashFlowsAtAssignment


Loans
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-30
Value14091849130415531874192514731599170819811444148916161888127812301190140510071204108112568858638051009686617599742541581565633483505516647463492486
Percentage of LoansReceivableContractualNetCashFlowsAtAssignment100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

cacc:LoansReceivableContractualNetCashFlowsAtAssignment us-gaap:AccountsNotesLoansAndFinancingReceivableByReceivableType

cacc:DealerLoans


Loans
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-30
Value8021017719823950101382889595511318618839591122796754726854651756698890674678643825566523517643475515510578439454465576407431424
Percentage of LoansReceivableContractualNetCashFlowsAtAssignment56.955.055.253.050.752.656.256.055.957.159.759.359.459.462.361.361.060.864.762.864.670.876.278.679.981.882.584.986.386.787.988.690.391.390.890.090.089.087.987.587.3

cacc:PurchasedLoans


Loans
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-30
Value6078325847309249116457047538505826066567654814764645513554483823662111841611831209382996566555444505171566161
Percentage of LoansReceivableContractualNetCashFlowsAtAssignment43.145.044.847.049.347.443.844.044.142.940.340.740.640.637.738.739.039.235.337.235.429.223.821.420.118.217.515.113.713.312.111.49.78.79.210.010.011.012.112.512.7

cacc:LoansReceivableExpectedNetCashFlowsAtAssignment

cacc:LoansReceivableExpectedNetCashFlowsAtAssignment


Loans
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-30
Value11291455102612081421147411511253134315561138117112751488101697594711148059718811045744734692877600547535663483521509581439457469582418445441
Percentage of LoansReceivableExpectedNetCashFlowsAtAssignment100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

cacc:LoansReceivableExpectedNetCashFlowsAtAssignment us-gaap:AccountsNotesLoansAndFinancingReceivableByReceivableType

cacc:DealerLoans


Loans
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-30
Value7249116417338408977357978531010766784855998705666643756573671621796601607580750516480476592436473469542407421431532377400395
Percentage of LoansReceivableExpectedNetCashFlowsAtAssignment64.162.662.560.759.160.963.863.663.564.967.367.067.167.169.468.367.967.971.369.270.576.280.782.783.885.586.087.888.989.390.390.992.293.292.792.192.091.390.289.989.7

cacc:PurchasedLoans


Loans
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-30
Value405544384475581576416455490546372386420490311309304358231299259248143127112127846659714747393932363750404445
Percentage of LoansReceivableExpectedNetCashFlowsAtAssignment35.937.437.539.340.939.136.236.436.535.132.733.032.932.930.631.732.132.128.730.829.523.819.317.316.214.514.012.211.110.79.79.17.86.87.37.98.08.79.810.110.3

cacc:LoansReceivableFairValueOfNetCashFlowsAtAssignment

cacc:LoansReceivableFairValueOfNetCashFlowsAtAssignment


Loans
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-30
Value79910327288521005105581789495511058088319041051719690671791569694627744528520491626429391382472342369362406307318326409291309304
Percentage of LoansReceivableFairValueOfNetCashFlowsAtAssignment100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

cacc:LoansReceivableFairValueOfNetCashFlowsAtAssignment us-gaap:AccountsNotesLoansAndFinancingReceivableByReceivableType

cacc:DealerLoans


Loans
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-30
Value511647456519594638523573608719544556604709501474456536404475438562423427410533367342339421308335334378284293300374263278273
Percentage of LoansReceivableFairValueOfNetCashFlowsAtAssignment64.062.762.760.959.160.564.064.163.765.067.467.066.867.469.768.667.967.871.168.569.875.680.182.283.485.285.787.588.889.290.190.892.293.192.692.192.191.590.490.189.9

cacc:PurchasedLoans


Loans
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-30
Value287385272333411417293321346386264274300342218216215254164218189181105928192614842513333282722252534273030
Percentage of LoansReceivableFairValueOfNetCashFlowsAtAssignment36.037.337.339.140.939.536.035.936.335.032.633.033.232.630.331.432.132.228.931.530.224.419.917.816.614.814.312.511.210.89.99.27.86.97.47.97.98.59.69.910.1

cacc:NewConsumerLoanAssignments

cacc:NewConsumerLoanAssignments


New
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-30
Value79910327288521005105581789495511058088319041051719690671791569694627744528520491626429391382472342369362406307318326409291309304
Percentage of NewConsumerLoanAssignments100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

cacc:NewConsumerLoanAssignments us-gaap:AccountsNotesLoansAndFinancingReceivableByReceivableType

cacc:DealerLoans


New
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-30
Value511647456519594638523573608719544556604709501474456536404475438562423427410533367342339421308335334378284293300374263278273
Percentage of NewConsumerLoanAssignments64.062.762.760.959.160.564.064.163.765.067.467.066.867.469.768.667.967.871.168.569.875.680.182.283.485.285.787.588.889.290.190.892.293.192.692.192.191.590.490.189.9

cacc:PurchasedLoans


New
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-30
Value287385272333411417293321346386264274300342218216215254164218189181105928192614842513333282722252534273030
Percentage of NewConsumerLoanAssignments36.037.337.339.140.939.536.035.936.335.032.633.033.232.630.331.432.132.228.931.530.224.419.917.816.614.814.312.511.210.89.99.27.86.97.47.97.98.59.69.910.1

cacc:NewConsumerLoanAssignments us-gaap:AccountsNotesLoansAndFinancingReceivableByReceivableType, us-gaap:BalanceSheetLocation

cacc:DealerLoans, us-gaap:LoansReceivable


New
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value511647456519594638523573608719
Percentage of NewConsumerLoanAssignments64.062.762.760.959.160.564.064.163.765.0

cacc:PurchasedLoans, us-gaap:LoansReceivable


New
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value287385272333411417293321346386
Percentage of NewConsumerLoanAssignments36.037.337.339.140.939.536.035.936.335.0

cacc:NewConsumerLoanAssignments us-gaap:BalanceSheetLocation

us-gaap:LoansReceivable


New
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value7991032728852100510558178949551105
Percentage of NewConsumerLoanAssignments100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

cacc:OriginalNumberOfConsumerLoansRequiredToGroupAdvances

cacc:OriginalNumberOfConsumerLoansRequiredToGroupAdvances


Original
Period End2020-09-302020-06-302020-03-312019-12-31
Value00100.00
Percentage of OriginalNumberOfConsumerLoansRequiredToGroupAdvances0.00.0100.00.0

cacc:PaymentHoldbackPercentage

cacc:PaymentHoldbackPercentage


Payment
Period End2020-12-312020-03-312019-12-312019-09-30
Value050.000
Percentage of PaymentHoldbackPercentage0.0100.00.00.0

cacc:PaymentsOfDealerHoldback

cacc:PaymentsOfDealerHoldback


Payments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value4039323537363334363430313233303233353233353934363741343333342727283025272933262319151010
Percentage of PaymentsOfDealerHoldback100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

cacc:PaymentsOfDealerHoldback us-gaap:AccountsNotesLoansAndFinancingReceivableByReceivableType

cacc:DealerLoans


Payments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-30
Value4039323537363334363430313233303233353233353934363741343333342727283025272933262319
Percentage of PaymentsOfDealerHoldback100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.1100.0100.0

cacc:PaymentsOfDealerHoldback us-gaap:AccountsNotesLoansAndFinancingReceivableByReceivableType, us-gaap:BalanceSheetLocation

cacc:DealerLoans, us-gaap:LoansReceivable


Payments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value40393235373633343634
Percentage of PaymentsOfDealerHoldback100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

cacc:PaymentsOfDealerHoldback us-gaap:BalanceSheetLocation

us-gaap:LoansReceivable


Payments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value40393235373633343634
Percentage of PaymentsOfDealerHoldback100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

cacc:PercentageOfContracts us-gaap:CreditScoreFico

cacc:PercentageOfContracts

cacc:FICOScoreLowerThan650OrNoFICOScore


Percentage
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-30
Value92.794.393.60.9560.9650.9550.9570.9660.9520.953
Percentage of PercentageOfContracts100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

cacc:PercentageOfNetBookValueOfLoans us-gaap:DebtInstrument

cacc:PercentageOfNetBookValueOfLoans

us-gaap:LineOfCredit


Percentage
Period End2021-06-302021-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-06-30
Value080.00000.80.80000.80000.80000.80000.80-0.80.80000.800.8
Percentage of PercentageOfNetBookValueOfLoans0.0100.00.00.00.0100.0100.00.00.00.0100.00.00.00.0100.00.00.00.0100.00.00.00.0100.00.0100.0100.00.00.00.0100.00.0100.0

cacc:PercentageOfNewConsumerLoansInUnitVolume cacc:PaymentsForProceedsFromLoansReceivablePrograms

cacc:PercentageOfNewConsumerLoansInUnitVolume

cacc:PortfolioProgram


Percentage
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-31
Value66.965.465.364.10.6250.6490.6740.6720.6670.6740.6940.6950.6970.7010.7250.7190.7230.7330.7690.7620.7780.824
Percentage of PercentageOfNewConsumerLoansInUnitVolume100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

cacc:PurchaseProgram


Percentage
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-31
Value33.134.634.735.90.3750.3510.3260.3280.3330.3260.3060.3050.3030.2990.2750.2810.2770.2670.2310.2380.2220.176
Percentage of PercentageOfNewConsumerLoansInUnitVolume49.552.953.156.060.054.148.448.849.948.444.143.943.542.737.939.138.336.430.031.228.521.4

cacc:Percentageofnewconsumerloansdollarvolume cacc:PaymentsForProceedsFromLoansReceivablePrograms

cacc:Percentageofnewconsumerloansdollarvolume

cacc:PortfolioProgram


Percentageofnewconsumerloansdollarvolumecacc:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-31
Value64.062.762.760.90.5910.6050.640.6410.6370.650.6740.670.6680.6740.6970.6860.6790.6780.7110.6850.6980.756
Percentage of Percentageofnewconsumerloansdollarvolume100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

cacc:PurchaseProgram


Percentageofnewconsumerloansdollarvolumecacc:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-31
Value36.037.337.339.10.4090.3950.360.3590.3630.350.3260.330.3320.3260.3030.3140.3210.3220.2890.3150.3020.244
Percentage of Percentageofnewconsumerloansdollarvolume56.259.559.564.269.265.356.256.057.053.848.449.349.748.443.545.847.347.540.646.043.332.3

cacc:RealizedNetCashFlows

cacc:RealizedNetCashFlows


Realized
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value13841350-7972.3117311141131-7277.5104710431034
Percentage of RealizedNetCashFlows100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

cacc:RealizedNetCashFlows us-gaap:AccountsNotesLoansAndFinancingReceivableByReceivableType

cacc:DealerLoans


Realized
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value840826-5039.2733707728-4830.4687693700
Percentage of RealizedNetCashFlows60.761.263.262.563.464.466.465.666.467.7

cacc:PurchasedLoans


Realized
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value543524-2933.1440407402-2447.1360350334
Percentage of RealizedNetCashFlows39.338.836.837.536.635.633.634.433.632.3

cacc:RevenueFromEnrollmentAndRegistrationFeesInProgram

cacc:RevenueFromEnrollmentAndRegistrationFeesInProgram


Revenue
Period End2020-12-312020-03-312019-12-312019-09-30
Value09850.000
Percentage of RevenueFromEnrollmentAndRegistrationFeesInProgram0.0100.00.00.0

cacc:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsConvertedWeightedAverageGrantDateFairValue us-gaap:AwardType

cacc:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsConvertedWeightedAverageGrantDateFairValue

us-gaap:RestrictedStockUnitsRSU


Share
Period End2020-12-31
Value0
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsConvertedWeightedAverageGrantDateFairValue0.0

cacc:TransferofExpectedFutureNetCashFlowsbetweenPrograms

cacc:TransferofExpectedFutureNetCashFlowsbetweenPrograms


Transferof
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-31
Value1.92.71.81.52.21.92.72.3
Percentage of TransferofExpectedFutureNetCashFlowsbetweenPrograms100.0100.0100.0100.0100.0100.0100.0100.0

cacc:TransferofExpectedFutureNetCashFlowsbetweenPrograms us-gaap:AccountsNotesLoansAndFinancingReceivableByReceivableType

cacc:DealerLoans


Transferof
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-31
Value-27.6-38.6-28.7-27.0-31.3-25.5-26.8-31.0
Percentage of TransferofExpectedFutureNetCashFlowsbetweenPrograms-1452.6-1429.6-1594.4-1800.0-1422.7-1342.1-992.6-1347.8

cacc:PurchasedLoans


Transferof
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-31
Value2941302833272933
Percentage of TransferofExpectedFutureNetCashFlowsbetweenPrograms1552.61529.61694.41900.01522.71442.11092.61447.8

us-gaap:AllowanceForLoanAndLeaseLossRecoveryOfBadDebts us-gaap:AccountsNotesLoansAndFinancingReceivableByReceivableType, us-gaap:BalanceSheetLocation

us-gaap:AllowanceForLoanAndLeaseLossRecoveryOfBadDebts

cacc:DealerLoans, cacc:AllowanceforCreditLosses


Allowance
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value900000.0200000.0200000.0200000.0300000.0300000.0300000.0500000.0300000.0400000.0
Percentage of AllowanceForLoanAndLeaseLossRecoveryOfBadDebts100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

cacc:DealerLoans, us-gaap:LoansReceivable


Allowance
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value900000.0200000.0200000.0200000.0300000.0300000.0300000.0500000.0300000.0400000.0
Percentage of AllowanceForLoanAndLeaseLossRecoveryOfBadDebts100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

cacc:PurchasedLoans, cacc:AllowanceforCreditLosses


Allowance
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value600000.0600000.0500000.0600000.0400000.0300000.0200000.0200000.0400000.0300000.0
Percentage of AllowanceForLoanAndLeaseLossRecoveryOfBadDebts66.7300.0250.0300.0133.3100.066.740.0133.375.0

cacc:PurchasedLoans, us-gaap:LoansReceivable


Allowance
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value600000.0600000.0500000.0600000.0400000.0300000.0200000.0200000.0400000.0300000.0
Percentage of AllowanceForLoanAndLeaseLossRecoveryOfBadDebts66.7300.0250.0300.0133.3100.066.740.0133.375.0

us-gaap:AllowanceForLoanAndLeaseLossRecoveryOfBadDebts us-gaap:BalanceSheetLocation

cacc:AllowanceforCreditLosses


Allowance
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value1500000.0800000.0700000.0800000.0700000.0600000.0500000.0700000.0700000.0700000.0
Percentage of AllowanceForLoanAndLeaseLossRecoveryOfBadDebts166.7400.0350.0400.0233.3200.0166.7140.0233.3175.0

us-gaap:LoansReceivable


Allowance
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value1500000.0800000.0700000.0800000.0700000.0600000.0500000.0700000.0700000.0700000.0
Percentage of AllowanceForLoanAndLeaseLossRecoveryOfBadDebts166.7400.0350.0400.0233.3200.0166.7140.0233.3175.0

us-gaap:AllowanceForLoanAndLeaseLossesWriteOffs us-gaap:AccountsNotesLoansAndFinancingReceivableByReceivableType, us-gaap:BalanceSheetLocation

us-gaap:AllowanceForLoanAndLeaseLossesWriteOffs

cacc:DealerLoans, cacc:AllowanceforCreditLosses


Allowance
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value6362574851780.70.30.62.8
Percentage of AllowanceForLoanAndLeaseLossesWriteOffs100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

cacc:DealerLoans, us-gaap:LoansReceivable


Allowance
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value6362574851780.70.30.62.8
Percentage of AllowanceForLoanAndLeaseLossesWriteOffs100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

cacc:PurchasedLoans, cacc:AllowanceforCreditLosses


Allowance
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value1842082021501692080.10.20.10.1
Percentage of AllowanceForLoanAndLeaseLossesWriteOffs291.2331.2353.8310.8330.1265.614.366.716.73.6

cacc:PurchasedLoans, us-gaap:LoansReceivable


Allowance
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value1842082021501692080.10.20.10.1
Percentage of AllowanceForLoanAndLeaseLossesWriteOffs291.2331.2353.8310.8330.1265.614.366.716.73.6

us-gaap:AllowanceForLoanAndLeaseLossesWriteOffs us-gaap:BalanceSheetLocation

cacc:AllowanceforCreditLosses


Allowance
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value2482702601982202860.80000000000000050.50.72.9
Percentage of AllowanceForLoanAndLeaseLossesWriteOffs391.2431.2453.8410.8430.1365.6114.3166.7116.7103.6

us-gaap:LoansReceivable


Allowance
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value2482702601982202860.80000000000000050.50.72.9
Percentage of AllowanceForLoanAndLeaseLossesWriteOffs391.2431.2453.8410.8430.1365.6114.3166.7116.7103.6

us-gaap:AmortizationOfAcquisitionCosts

us-gaap:AmortizationOfAcquisitionCosts


Amortization
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-30
Value400000.0400000.0400000.0400000.0200000.0400000.0400000.0200000.0400000.0300000.0400000.0300000.0200000.0300000.0200000.0300000.0200000.0300000.0300000.0300000.0300000.0200000.0300000.0400000.0200000.0300000.0400000.0200000.0400000.0300000.0400000.0300000.0300000.0300000.0348000.0342000.0331000.0300000.0253000.0288000.0246000.0
Percentage of AmortizationOfAcquisitionCosts100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AmortizationOfFinancingCostsAndDiscounts

us-gaap:AmortizationOfFinancingCostsAndDiscounts


Amortization
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value4.0000000000000014.13.93.83.63.73.84.03.73.64.13.73.42.92.92.42.62.52.42.42.22.22.12.31.92.22.02.02.01.72.31.91.81.81.9741.7961.7251.6051.5581.5731.311.4631.3451.474
Percentage of AmortizationOfFinancingCostsAndDiscounts100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AssumedPremiumsWritten

us-gaap:AssumedPremiumsWritten


Assumed
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-30
Value1518121417171211111512121416109.79.6128.7119.0119.19.81015121010141413141610111216101111
Percentage of AssumedPremiumsWritten100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ConversionOfStockSharesConverted1 us-gaap:AwardType

us-gaap:ConversionOfStockSharesConverted1

us-gaap:RestrictedStockUnitsRSU


Conversion
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value00021971.000087842.0
Percentage of ConversionOfStockSharesConverted10.00.00.0100.00.00.00.0100.0

us-gaap:ConversionOfStockSharesConverted1 us-gaap:StatementEquityComponents

us-gaap:CommonStock


Conversion
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value011416.000021971.000087842.00001439.0
Percentage of ConversionOfStockSharesConverted10.00.00.00.00.0100.00.00.00.0100.00.00.00.00.0

us-gaap:Depreciation

us-gaap:Depreciation


Depreciation
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value2400000.02400000.02400000.02400000.02200000.01800000.02000000.01900000.01900000.01500000.01500000.01300000.01300000.01300000.01300000.01500000.01600000.01600000.01400000.01500000.01600000.01600000.01400000.01400000.01400000.01500000.01500000.01500000.01200000.01300000.01300000.01400000.01300000.01400000.01410000.01203000.01250000.01237000.01069000.01036000.01015000.01025000.01033000.01087000.0
Percentage of Depreciation100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate

us-gaap:EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate


Effective
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-30
Value21.021.0021.00.210.2100.210.210.2100.210.210.2100.350.350.3500.350.350.3500.350.350.3500.350.350.3500.350.350.3500.350.350.3500.350.35
Percentage of EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate100.0100.00.0100.0100.0100.00.0100.0100.0100.00.0100.0100.0100.00.0100.0100.0100.00.0100.0100.0100.00.0100.0100.0100.00.0100.0100.0100.00.0100.0100.0100.00.0100.0100.0100.00.0100.0100.0

us-gaap:EffectiveIncomeTaxRateReconciliationNondeductibleExpenseShareBasedCompensationCost

us-gaap:EffectiveIncomeTaxRateReconciliationNondeductibleExpenseShareBasedCompensationCost


Effective
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-31
Value-0.20.40.6240-0.023000.038000.001000.016000
Percentage of EffectiveIncomeTaxRateReconciliationNondeductibleExpenseShareBasedCompensationCost100.0100.0100.00.0100.00.00.0100.00.00.0100.00.00.0100.00.00.00.0

us-gaap:EffectiveIncomeTaxRateReconciliationOtherAdjustments

us-gaap:EffectiveIncomeTaxRateReconciliationOtherAdjustments


Effective
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-09-302011-06-30
Value00.1-0.20.10.004-0.009-0.0010.002-0.0010.00300.0040.0020.0050.0010.0020.0010.00200.0040.0020.00300.0040.0010.0020-0.0010.0020.0020.0010.0020.0020.002-0.0010.005-0.0050.0010.002-0.005
Percentage of EffectiveIncomeTaxRateReconciliationOtherAdjustments0.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.00.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes

us-gaap:EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes


Effective
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-30
Value3.02.8-0.32.90.0320.0330.0020.0330.0270.0280.010.0250.0250.024-0.0010.0190.0180.0170.0020.0170.0180.019-0.0020.0180.0170.0210.0020.0130.0160.031-0.0020.0140.020.014-0.0020.0170.0260.0140.0020.0150.026
Percentage of EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncreaseDecreaseInAccountsPayableAndAccruedLiabilities

us-gaap:IncreaseDecreaseInAccountsPayableAndAccruedLiabilities


Increase
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value16241.94.410-35.522-15.713-2.620-1.73.619135.91.4-10.112-3.58.9-6.37.8-6.03.37.93.01.3-1.3-2.43.9-2.47.1-0.67.727-7.594-1.6114.786-5.126-0.882211.615-5.311
Percentage of IncreaseDecreaseInAccountsPayableAndAccruedLiabilities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncreaseDecreaseInIncomeTaxesReceivable

us-gaap:IncreaseDecreaseInIncomeTaxesReceivable


Increase
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value-80.4-48.7138-27.6-23.3-6.655-11.014-0.4-12.3-5.4230.3-3.3-2.95.20.9-3.1-4.6-9.89.89.7-10.49.7-0.40.0-0.2-0.40.9-0.10.40.2-0.51.106-0.5240.118-0.10.007-2.2252.016-11.2945.026-0.019
Percentage of IncreaseDecreaseInIncomeTaxesReceivable100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncreaseDecreaseInOtherOperatingAssets

us-gaap:IncreaseDecreaseInOtherOperatingAssets


Increase
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value5100000.0-8700000.012700000.0-10700000.08800000.0-12300000.012000000.0-15200000.04600000.0-7400000.010800000.0-5200000.01800000.0-3000000.08300000.0-2600000.03700000.0-2900000.06500000.0-1900000.03400000.0-2100000.04000000.0-1900000.02400000.0-3500000.03600000.01300000.0-100000.0-1100000.01900000.01900000.0-100000.0-2200000.0-933000.0774000.0-151000.0-990000.0-1358000.0739000.0-4573000.07537000.01664000.0-2346000.0
Percentage of IncreaseDecreaseInOtherOperatingAssets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:LaborAndRelatedExpense

us-gaap:LaborAndRelatedExpense


Labor
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value3849464648454947474844413942383332353132303228282830282224252220232120212019151515161516
Percentage of LaborAndRelatedExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:LineOfCreditFacilityAverageOutstandingAmount us-gaap:DebtInstrument

us-gaap:LineOfCreditFacilityAverageOutstandingAmount

cacc:WarehouseFacilityII


Line
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-09-302013-06-30
Value4.442-21.116120120-24.81268893-1.14.44.44.50.60.05.84.50.10.06.64.4-2.74.40.027-19.3152565813648
Percentage of LineOfCreditFacilityAverageOutstandingAmount100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.00.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0

cacc:WarehouseFacilityV


Line
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-30
Value-6.417508.2-0.33.40.00.0-0.32.10.02.2-2.60.0282.20.20.03.30.9-4.29.624151.82.5118.5-4.242
Percentage of LineOfCreditFacilityAverageOutstandingAmount30.311.125.140.21.22.70.00.027.347.70.048.9-433.30.0498.348.9200.00.050.020.5155.6218.20.054.9-9.31.620.214.60.030.9

cacc:WarehouseFacilityVI


Line
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-30
Value-2.3500.00.00.00.00.02.3-0.10.00.01.7-2.00.0281.1-0.70.01.68.91.50.00.00.00.00.0
Percentage of LineOfCreditFacilityAverageOutstandingAmount10.931.00.00.0-0.00.00.02.59.10.00.037.8-333.30.0489.724.4-700.00.024.2202.3-55.60.00.00.0-0.00.0

cacc:WarehouseFacilityVII


Line
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value-13.110210021-2.3231.90.0-2.62.2262.80.00.00.00.0
Percentage of LineOfCreditFacilityAverageOutstandingAmount62.163.550.0106.49.318.92.10.0236.450.0600.062.20.00.00.00.0

cacc:WarehouseFacilityVIII


Line
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-30
Value-9.535697.6-5.5120.00.00.00.0
Percentage of LineOfCreditFacilityAverageOutstandingAmount45.022.034.837.322.210.00.00.0-0.00.0

us-gaap:LineOfCredit


Line
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-30
Value1168-11.412414885-2.9718188-4.2227339-11.935178620.2132256-8.9306.91071.4101124803.57013973-2.676100931021.038113124
Percentage of LineOfCreditFacilityAverageOutstandingAmount250.0161.054.077.374.0417.611.756.191.695.1381.8504.51663.6868.9-1983.30.03082.81386.7200.00.0336.41286.4329.6681.80.0389.5-7.366.2220.5138.00.051.8290.80.00.00.00.00.00.00.00.0

us-gaap:LineOfCreditFacilityMaximumAmountOutstandingDuringPeriod us-gaap:DebtInstrument

us-gaap:LineOfCreditFacilityMaximumAmountOutstandingDuringPeriod

cacc:WarehouseFacilityII


Line
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-09-302013-06-30
Value2012010.02012012010.02012012010.0201201201110.02632000.00.02002000.02000.01900.0290162162169162
Percentage of LineOfCreditFacilityMaximumAmountOutstandingDuringPeriod100.0100.00.0100.0100.0100.00.0100.0100.0100.00.0100.0100.0100.0100.00.0100.0100.00.00.0100.0100.00.0100.00.0100.00.0100.0100.0100.0100.0100.0

cacc:WarehouseFacilityV


Line
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-30
Value0.07575500.0350.00.00.0970.0990.00.01001000.00.0100400.09929750.05869750.046
Percentage of LineOfCreditFacilityMaximumAmountOutstandingDuringPeriod0.037.337.324.90.017.40.00.00.048.40.049.30.00.038.050.00.00.050.020.00.049.40.039.50.020.342.546.10.027.7

cacc:WarehouseFacilityVI


Line
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-30
Value0.0500.00.00.00.00.01010.00.00.0750.00.075490.00.04914150.00.00.00.00.0
Percentage of LineOfCreditFacilityMaximumAmountOutstandingDuringPeriod0.024.90.00.00.00.00.050.50.00.00.037.30.00.028.524.90.00.024.97.30.00.00.00.00.00.0

cacc:WarehouseFacilityVII


Line
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value0.01251251000.050250.00.01001501250.00.00.00.0
Percentage of LineOfCreditFacilityMaximumAmountOutstandingDuringPeriod0.062.262.249.80.024.912.40.00.049.874.662.20.00.00.00.0

cacc:WarehouseFacilityVIII


Line
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-30
Value0.01491494970750.00.00.00.0
Percentage of LineOfCreditFacilityMaximumAmountOutstandingDuringPeriod0.074.174.124.40.037.30.00.00.00.0

us-gaap:LineOfCredit


Line
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-30
Value1292160.02872962680.01932822760.01532651770.01302761880.0921231860.0142512060.01632012040.01791951790.013918718519165152
Percentage of LineOfCreditFacilityMaximumAmountOutstandingDuringPeriod64.4107.50.0143.1147.6133.40.096.2140.7137.50.076.6132.088.30.00.0105.094.00.00.061.893.20.071.00.0108.60.056.3123.9125.90.0105.9120.00.00.00.00.00.00.00.00.0

us-gaap:OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent

us-gaap:OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-31
Value0-700000.0-100000.0-200000.01200000.0-100000.0-100000.0100000.0500000.0600000.0300000.00-100000.0-300000.0-200000.00100000.0100000.0-500000.0-100000.0100000.0400000.0-200000.0100000.0-200000.0300000.00-100000.0100000.0100000.000-200000.0100000.0-94000.0-17000.07000.04000.04000.025000.046000.041000.0
Percentage of OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent0.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.00.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax

us-gaap:OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-312011-09-302011-06-30
Value0-700000.0-100000.0-200000.01200000.0-100000.0-100000.0100000.0500000.0600000.0300000.00-100000.0-300000.0-200000.00100000.0100000.0-500000.0-100000.0100000.0400000.0-200000.0100000.0-200000.0300000.00-100000.0100000.0100000.000-200000.0100000.0-107000.0-4000.07000.00-4000.04000.0
Percentage of OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax0.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.00.00.0100.0100.0100.0100.0100.00.0100.0100.0

us-gaap:OtherOperatingActivitiesCashFlowStatement

us-gaap:OtherOperatingActivitiesCashFlowStatement


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-03-312017-12-31
Value-100000.0-100000.0-100000.0-200000.0-200000.0-200000.0-300000.0100000.0100000.0-100000.0000
Percentage of OtherOperatingActivitiesCashFlowStatement100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.00.0

us-gaap:PaymentsOfDebtIssuanceCosts

us-gaap:PaymentsOfDebtIssuanceCosts


Payments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value3.67.66.23.60.48.59.65.21.88.90.73.75.43.95.50.65.72.82.70.84.80.70.02.91.96.20.54.13.0221.80.62.50.40.5272.2421.9291.8021.5211.6852.1363.0281.6351.171
Percentage of PaymentsOfDebtIssuanceCosts100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:PaymentsToAcquireAvailableForSaleSecurities

us-gaap:PaymentsToAcquireAvailableForSaleSecurities


Payments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value13115.48.313167.38.09.4158.27.214136.56.47.713109.66.1127.56.58.5117.810311530252821570.00.10.00.00.2290.00.3030.00.045
Percentage of PaymentsToAcquireAvailableForSaleSecurities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.00.00.0100.00.0100.00.0100.0

us-gaap:PaymentsToAcquireLoansReceivable

us-gaap:PaymentsToAcquireLoansReceivable


Payments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value287385272333411417293321346386264274300342218216215254164218189181105928192614842513333282722252534273030322225
Percentage of PaymentsToAcquireLoansReceivable100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ProceedsFromCollectionOfLoansReceivable

us-gaap:ProceedsFromCollectionOfLoansReceivable


Proceeds
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value144114001177122011641179716746751757627647657643532541549567462489488514420432432454368381381408326330332345280285286310248253240253196197
Percentage of ProceedsFromCollectionOfLoansReceivable100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ProceedsFromCollectionOfLoansReceivable us-gaap:AccountsNotesLoansAndFinancingReceivableByReceivableType

cacc:DealerLoans


Proceeds
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-30
Value897875746780756776487510520531447466480478406424438461384412420450372383385407332344345370296299300309250252252269214216203
Percentage of ProceedsFromCollectionOfLoansReceivable62.362.663.463.965.065.868.068.469.270.171.372.073.074.376.378.579.881.383.084.386.187.688.488.789.389.790.190.390.590.790.990.590.389.589.488.688.086.886.385.484.3

cacc:PurchasedLoans


Proceeds
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-30
Value5435244314404074022292352312261791811771651261161111067877686448484646363636382931323629323441333637
Percentage of ProceedsFromCollectionOfLoansReceivable37.737.436.636.135.034.232.031.630.829.928.728.027.025.723.721.520.218.717.015.713.912.411.611.310.710.39.99.79.59.39.19.59.710.510.611.412.013.313.714.615.7

us-gaap:ProceedsFromCollectionOfLoansReceivable us-gaap:AccountsNotesLoansAndFinancingReceivableByReceivableType, us-gaap:BalanceSheetLocation

cacc:DealerLoans, us-gaap:LoansReceivable


Proceeds
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value897875746780756776716738744747
Percentage of ProceedsFromCollectionOfLoansReceivable62.362.663.463.965.065.8100.198.999.298.6

cacc:PurchasedLoans, us-gaap:LoansReceivable


Proceeds
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value543524431440407402357360350334
Percentage of ProceedsFromCollectionOfLoansReceivable37.737.436.636.135.034.250.048.346.644.2

us-gaap:ProceedsFromCollectionOfLoansReceivable us-gaap:BalanceSheetLocation

us-gaap:LoansReceivable


Proceeds
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value1441140011771220116411791074109810941081
Percentage of ProceedsFromCollectionOfLoansReceivable100.0100.0100.0100.0100.0100.0150.0147.2145.8142.8

us-gaap:ProceedsFromIssuanceOfSecuredDebt

us-gaap:ProceedsFromIssuanceOfSecuredDebt


Proceeds
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value65172872870325211156986472378140.079690010007000.0928736736367366615162436535170662561360197160333312315504430492564305145150110147
Percentage of ProceedsFromIssuanceOfSecuredDebt100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ProceedsFromLoanAndLeaseOriginationsAndPrincipalCollections1

us-gaap:ProceedsFromLoanAndLeaseOriginationsAndPrincipalCollections1


Proceeds
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value993973757813783815716746751757
Percentage of ProceedsFromLoanAndLeaseOriginationsAndPrincipalCollections1100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ProceedsFromLongTermLinesOfCredit

us-gaap:ProceedsFromLongTermLinesOfCredit


Proceeds
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value186807988150317621121819906105310665252919674654505531900622334244237798193340134988814635821525748508964595537707655607627645623489479405
Percentage of ProceedsFromLongTermLinesOfCredit100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities

us-gaap:ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities


Proceeds
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value113.50.62.95.54.03.81.92.83.44.30.85.01.41.30.50.43.41.32.40.91.20.90.81.90.50.7112214261824169.60.00.00.0740.0750.3050.00.0
Percentage of ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.0100.0100.0100.00.00.0

us-gaap:ProceedsFromPaymentsForOtherFinancingActivities

us-gaap:ProceedsFromPaymentsForOtherFinancingActivities


Proceeds
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-31
Value-7.06.6-2.31.9-0.2-0.2-0.2-2.9-1.84.3-2.2-2.90.0-1.9-1.9-5.8-2.37.5-2.7-4.91.510-4.2-1.8-1.27.60.00.0-3.7-0.1
Percentage of ProceedsFromPaymentsForOtherFinancingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.0100.0100.0

us-gaap:ProceedsFromSaleOfAvailableForSaleSecuritiesDebt

us-gaap:ProceedsFromSaleOfAvailableForSaleSecuritiesDebt


Proceeds
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value0.95.25.46.44.98.14.27.87.79.4
Percentage of ProceedsFromSaleOfAvailableForSaleSecuritiesDebt100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ProvisionForLoanAndLeaseLosses

us-gaap:ProvisionForLoanAndLeaseLosses


Provision
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value-30.52192-29.81393542719151417141.823612521202722172213138.46.2-0.64.14.64.74.66.15.45.86.2849.7592.715.2476.5624.558.9288.9161.8190.0021.79
Percentage of ProvisionForLoanAndLeaseLosses100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ProvisionForLoanAndLeaseLosses us-gaap:AccountsNotesLoansAndFinancingReceivableByReceivableType

cacc:DealerLoans


Provision
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-30
Value-27.2-0.136-26.4611682117141113123.218472018172621172113138.66.2-0.34.04.95.15.06.43.96.06.710
Percentage of ProvisionForLoanAndLeaseLosses89.2-0.539.888.643.847.480.592.794.280.077.488.6177.879.978.078.683.583.994.994.7100.098.699.3101.5102.4100.050.097.6106.5108.5108.7104.972.2103.4106.6104.5

cacc:PurchasedLoans


Provision
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-30
Value-3.32155-3.4781865.31.40.92.94.01.6-1.44.7135.53.63.31.41.20.00.30.1-0.2-0.20.0-0.30.1-0.3-0.4-0.4-0.31.5-0.2-0.5-0.4
Percentage of ProvisionForLoanAndLeaseLosses10.8100.560.211.456.252.619.57.35.820.022.611.4-77.820.122.021.416.516.15.15.30.01.40.7-1.5-2.40.050.02.4-6.5-8.5-8.7-4.927.8-3.4-8.0-4.1

us-gaap:ProvisionForLoanAndLeaseLosses us-gaap:AccountsNotesLoansAndFinancingReceivableByReceivableType, us-gaap:BalanceSheetLocation

cacc:DealerLoans, cacc:AllowanceforCreditLosses


Provision
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value-27.2-0.136-26.46116821171411
Percentage of ProvisionForLoanAndLeaseLosses89.2-0.539.888.643.847.480.592.794.280.0

cacc:PurchasedLoans, cacc:AllowanceforCreditLosses


Provision
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value-3.32155-3.4781865.31.40.92.9
Percentage of ProvisionForLoanAndLeaseLosses10.8100.560.211.456.252.619.57.35.820.0

us-gaap:ProvisionForLoanAndLeaseLosses us-gaap:AccountsNotesLoansAndFinancingReceivableByReceivableType, us-gaap:Subsegments

cacc:DealerLoans, cacc:ForecastChanges


Provision
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-31
Value-63.7-54.8-1.5-72.00.2103
Percentage of ProvisionForLoanAndLeaseLosses208.9-257.3-1.6241.60.129.1

cacc:DealerLoans, cacc:NewConsumerLoanAssignments


Provision
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-06-30
Value3654384560640.0
Percentage of ProvisionForLoanAndLeaseLosses-119.7256.841.5-153.043.718.30.0

cacc:PurchasedLoans, cacc:ForecastChanges


Provision
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-31
Value-58.4-55.71.7000000000000008-71.9-15.093
Percentage of ProvisionForLoanAndLeaseLosses191.5-261.51.8241.3-10.826.4

cacc:PurchasedLoans, cacc:NewConsumerLoanAssignments


Provision
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-06-30
Value5577546893930.0
Percentage of ProvisionForLoanAndLeaseLosses-180.7362.058.3-229.966.926.20.0

us-gaap:ProvisionForLoanAndLeaseLosses us-gaap:BalanceSheetLocation

cacc:AllowanceforCreditLosses


Provision
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value-30.52192-29.813935427191514
Percentage of ProvisionForLoanAndLeaseLosses100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ProvisionForLoanAndLeaseLosses us-gaap:Subsegments

cacc:ForecastChanges


Provision
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-31
Value-122.1-110.50.2-143.9-14.8196
Percentage of ProvisionForLoanAndLeaseLosses400.3-518.80.2482.9-10.655.5

cacc:NewConsumerLoanAssignments


Provision
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-06-30
Value91131921141541570.0
Percentage of ProvisionForLoanAndLeaseLosses-300.3618.899.8-382.9110.644.50.0

us-gaap:RepaymentsOfLongTermLinesOfCredit

us-gaap:RepaymentsOfLongTermLinesOfCredit


Repayments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value18690310171537168210418718921015123835329199045656742220344884191592738201363641091107703732831512733571929522610604815477682673628492445307
Percentage of RepaymentsOfLongTermLinesOfCredit100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:RepaymentsOfSecuredDebt

us-gaap:RepaymentsOfSecuredDebt


Repayments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value58652170784837449758664928762523059765663251014568356855615048838010543612643318955945115725470317279254476270487480242905113859
Percentage of RepaymentsOfSecuredDebt100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:RepaymentsOfSeniorDebt

us-gaap:RepaymentsOfSeniorDebt


Repayments
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-06-302019-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-30
Value1481480.04011480.00.00.00.00.00.00.00.00.03500.00.0
Percentage of RepaymentsOfSeniorDebt100.0100.00.0100.0100.00.00.00.00.00.00.00.00.00.0100.00.00.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod us-gaap:AwardType

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod

us-gaap:RestrictedStock


Share
Period End2020-12-31
Value4.0
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod100.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue us-gaap:AwardType

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue

us-gaap:RestrictedStock


Share
Period End2020-12-312020-09-302019-12-312019-09-30
Value2.1342.33-8.990.41
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue100.0100.0100.0100.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue us-gaap:AwardType

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue

us-gaap:RestrictedStockUnitsRSU


Share
Period End2020-12-312019-12-312019-09-302019-06-302019-03-312016-12-312016-09-302016-06-302016-03-31
Value00017.23436.412.0800178.96
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue0.00.00.0100.0100.0100.00.00.0100.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod us-gaap:AwardType

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod

us-gaap:RestrictedStock


Share
Period End2020-12-31
Value0
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod0.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue us-gaap:AwardType

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue

us-gaap:RestrictedStock


Share
Period End2020-12-31
Value0
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue0.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsForfeitures us-gaap:AwardType

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsForfeitures

us-gaap:RestrictedStockUnitsRSU


Share
Period End2020-12-31
Value16.0
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsForfeitures100.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsGranted us-gaap:AwardType

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsGranted

us-gaap:RestrictedStockUnitsRSU


Share
Period End2020-12-31
Value0
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsGranted0.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross


Share
Period End2021-03-31
Value622000.0
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross100.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross us-gaap:SubsequentEventType

us-gaap:SubsequentEvent


Share
Period End2021-07-21
Value770500.0
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross0.0

us-gaap:ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice us-gaap:SubsequentEventType

us-gaap:ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice

us-gaap:SubsequentEvent


Share
Period End2021-07-21
Value346.94
Percentage of ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice100.0

us-gaap:StockIssuedDuringPeriodSharesRestrictedStockAwardNetOfForfeitures us-gaap:StatementEquityComponents

us-gaap:StockIssuedDuringPeriodSharesRestrictedStockAwardNetOfForfeitures

us-gaap:CommonStock


Stock
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value-109010.0-18.0-4.0-88.0-8.0-52.0-154.0-106.0-195.05282.0-313.0-31.0-292.04634.0
Percentage of StockIssuedDuringPeriodSharesRestrictedStockAwardNetOfForfeitures100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:StockRepurchasedDuringPeriodShares us-gaap:StatementEquityComponents

us-gaap:StockRepurchasedDuringPeriodShares

us-gaap:CommonStock


Stock
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value598160.0393410.0556950.000725220.0443840.000268610.0336740.0006185.0
Percentage of StockRepurchasedDuringPeriodShares100.0100.0100.00.00.0100.0100.00.00.0100.0100.00.00.0100.0

us-gaap:StockRepurchasedDuringPeriodValue

us-gaap:StockRepurchasedDuringPeriodValue


Stock
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-31
Value2541351730.00.03071910.00.01091270.00.02.00.00.017105800.00.040850.00.01.11250.01151038.0313659390.09319
Percentage of StockRepurchasedDuringPeriodValue100.0100.0100.00.00.0100.0100.00.00.0100.0100.00.00.0100.00.00.0100.0100.0100.00.00.0100.0100.00.00.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0

us-gaap:StockRepurchasedDuringPeriodValue us-gaap:ShareRepurchaseProgram

cacc:OpenMarket


Stock
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-31
Value2541321730.00.03001910.00.0911270.00.00.00.00.017101800.00.07.6850.00.00.00.00.00.08.0313659390.02718
Percentage of StockRepurchasedDuringPeriodValue100.098.0100.00.00.097.9100.00.00.083.3100.00.00.00.00.00.0100.095.8100.00.00.018.6100.00.00.00.00.00.00.0100.0100.0100.098.8100.00.029.094.0

cacc:TaxWithholdingsForShareBasedCompensationAwardsVested


Stock
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-31
Value0.02.70.00.06.50.00.0180.00.02.00.00.04.40.00.0330.00.01.10.00.0180.00.00.70.00.01.2
Percentage of StockRepurchasedDuringPeriodValue0.02.00.00.02.10.00.016.70.00.0100.00.00.04.20.00.081.40.00.0100.00.00.017.80.00.01.20.00.06.0

us-gaap:StockRepurchasedDuringPeriodValue us-gaap:StatementEquityComponents

us-gaap:AdditionalPaidInCapital


Stock
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value0.01.30.00.00.02.0-0.10.00.04.90.00.00.00.9
Percentage of StockRepurchasedDuringPeriodValue0.01.00.00.00.00.7-0.10.00.04.50.00.00.045.0

us-gaap:RetainedEarnings


Stock
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value2541331730.00.03051910.00.01041270.00.01.1
Percentage of StockRepurchasedDuringPeriodValue100.099.0100.00.00.099.3100.10.00.095.5100.00.00.055.0

cacc:CumulativePaidClaims

cacc:CumulativePaidClaims


Cumulative
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value140136146161173
Percentage of CumulativePaidClaims100.0100.0100.0100.0100.0

cacc:CumulativePaidClaims cacc:IncidentYear

cacc:IncidentYear2016


Cumulative
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value2626262624
Percentage of CumulativePaidClaims18.619.117.816.114.2

cacc:IncidentYear2017


Cumulative
Period End2020-12-312019-12-312018-12-312017-12-31
Value22222221
Percentage of CumulativePaidClaims16.116.615.413.2

cacc:IncidentYear2018


Cumulative
Period End2020-12-312019-12-312018-12-31
Value252524
Percentage of CumulativePaidClaims18.418.916.6

cacc:IncidentYear2019


Cumulative
Period End2020-12-312019-12-31
Value3028
Percentage of CumulativePaidClaims21.620.8

cacc:IncidentYear2020


Cumulative
Period End2020-12-31
Value35
Percentage of CumulativePaidClaims25.3

cacc:DataProcessingEquipmentAndSoftware

cacc:DataProcessingEquipmentAndSoftware


Data
Period End2020-12-312019-12-312018-12-312018-09-302017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-31
Value4141373631292826254237
Percentage of DataProcessingEquipmentAndSoftware100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

cacc:DebtInstrumentAmountAvailableForBorrowing us-gaap:DebtInstrument

cacc:DebtInstrumentAmountAvailableForBorrowing

cacc:WarehouseFacilityII


Debt
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302013-12-31
Value400400325250199199400400199400400400400400400400400400400400400400400400400325243325170325
Percentage of DebtInstrumentAmountAvailableForBorrowing100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

cacc:WarehouseFacilityIV


Debt
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-31
Value300300300300300300300300250250250250250100100100100636363636363636375555050507575753737373737
Percentage of DebtInstrumentAmountAvailableForBorrowing75.075.092.3120.0150.8150.875.075.0125.662.562.562.562.525.025.025.025.015.815.815.815.815.815.815.815.823.122.615.429.30.023.10.00.00.00.00.00.00.0

cacc:WarehouseFacilityV


Debt
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302013-12-31
Value12512512510025501001001001001001001001001001001001001001001001001001008446577575
Percentage of DebtInstrumentAmountAvailableForBorrowing31.231.238.540.012.625.125.025.050.325.025.025.025.025.025.025.025.025.025.025.025.025.025.025.021.014.223.423.123.1

cacc:WarehouseFacilityVI


Debt
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302014-12-31
Value7575752525757575757575757575757575757575757560750.0
Percentage of DebtInstrumentAmountAvailableForBorrowing18.818.823.110.012.637.718.818.837.718.818.818.818.818.818.818.818.818.818.818.818.818.815.118.80.0

cacc:WarehouseFacilityVII


Debt
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-31
Value1501501505025501501501251501501501501501500.0
Percentage of DebtInstrumentAmountAvailableForBorrowing37.537.546.220.012.625.137.537.562.837.537.537.537.537.537.50.0

cacc:WarehouseFacilityVIII


Debt
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302018-12-31
Value200200200200511512002000.0
Percentage of DebtInstrumentAmountAvailableForBorrowing50.050.061.580.025.675.950.050.00.0

cacc:DebtInstrumentPrincipalOutstanding

cacc:DebtInstrumentPrincipalOutstanding


Debt
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312017-12-31
Value481047464635464448234865456842574246425838423093
Percentage of DebtInstrumentPrincipalOutstanding100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

cacc:DebtInstrumentPrincipalOutstanding us-gaap:DebtInstrument

cacc:Securedfinancings


Debt
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312017-12-31
Value400039363728370738523974335532443246329631082529
Percentage of DebtInstrumentPrincipalOutstanding83.282.980.479.879.981.773.476.276.577.480.981.8

us-gaap:LineOfCredit


Debt
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312017-12-31
Value95125160790.052380.017113
Percentage of DebtInstrumentPrincipalOutstanding2.12.73.31.60.01.20.90.04.50.4

us-gaap:Mortgages


Debt
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value1010101010111111111111
Percentage of DebtInstrumentPrincipalOutstanding0.20.20.20.20.20.20.20.30.30.30.3

us-gaap:SeniorNotes


Debt
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312017-12-31
Value8008008008008008001201950950950550550
Percentage of DebtInstrumentPrincipalOutstanding16.616.917.317.216.616.426.322.322.422.314.317.8

cacc:EmployeeServiceShareBasedCompensationEstimatedAllocationOfRecognizedPeriodCostsAfterFiveYears

cacc:EmployeeServiceShareBasedCompensationEstimatedAllocationOfRecognizedPeriodCostsAfterFiveYears


Employee
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-30
Value0.20.51.01.72.63.95.910.0131212111514
Percentage of EmployeeServiceShareBasedCompensationEstimatedAllocationOfRecognizedPeriodCostsAfterFiveYears100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

cacc:EmployeeServiceShareBasedCompensationEstimatedAllocationOfRecognizedPeriodCostsAfterFiveYears us-gaap:AwardType

us-gaap:RestrictedStock


Employee
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-30
Value0.20.51.01.72.53.44.66.27.67.37.47.08.7228.521
Percentage of EmployeeServiceShareBasedCompensationEstimatedAllocationOfRecognizedPeriodCostsAfterFiveYears100.0100.0100.0100.096.287.278.062.055.158.957.461.955.357.2

cacc:EmployeeServiceShareBasedCompensationEstimatedAllocationOfRecognizedPeriodCostsInFiveYears

cacc:EmployeeServiceShareBasedCompensationEstimatedAllocationOfRecognizedPeriodCostsInFiveYears


Employee
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-30
Value300000.0500000.0700000.0900000.01300000.01900000.02600000.03900000.04900000.04800000.04800000.04400000.05501000.04796000.0
Percentage of EmployeeServiceShareBasedCompensationEstimatedAllocationOfRecognizedPeriodCostsInFiveYears100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

cacc:EmployeeServiceShareBasedCompensationEstimatedAllocationOfRecognizedPeriodCostsInFiveYears us-gaap:AwardType

us-gaap:RestrictedStock


Employee
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-30
Value300000.0500000.0700000.0800000.0900000.01100000.01200000.01500000.01700000.01700000.01700000.01600000.01862000.01703000.0
Percentage of EmployeeServiceShareBasedCompensationEstimatedAllocationOfRecognizedPeriodCostsInFiveYears100.0100.0100.088.969.257.946.238.534.735.435.436.433.835.5

us-gaap:StockOption


Employee
Period End2021-06-30
Value2200000.0
Percentage of EmployeeServiceShareBasedCompensationEstimatedAllocationOfRecognizedPeriodCostsInFiveYears0.0

cacc:EmployeeServiceShareBasedCompensationEstimatedAllocationOfRecognizedPeriodCostsInFourYears

cacc:EmployeeServiceShareBasedCompensationEstimatedAllocationOfRecognizedPeriodCostsInFourYears


Employee
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-30
Value0.50.70.91.41.82.33.54.85.65.55.75.56.3276.213
Percentage of EmployeeServiceShareBasedCompensationEstimatedAllocationOfRecognizedPeriodCostsInFourYears100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

cacc:EmployeeServiceShareBasedCompensationEstimatedAllocationOfRecognizedPeriodCostsInFourYears us-gaap:AwardType

us-gaap:RestrictedStock


Employee
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-30
Value0.50.70.80.91.01.21.41.71.91.81.91.82.0292.003
Percentage of EmployeeServiceShareBasedCompensationEstimatedAllocationOfRecognizedPeriodCostsInFourYears100.0100.088.964.355.652.240.035.433.932.733.332.732.132.2

us-gaap:StockOption


Employee
Period End2021-06-30
Value36
Percentage of EmployeeServiceShareBasedCompensationEstimatedAllocationOfRecognizedPeriodCostsInFourYears0.0

cacc:EmployeeServiceShareBasedCompensationEstimatedAllocationOfRecognizedPeriodCostsInThreeYears

cacc:EmployeeServiceShareBasedCompensationEstimatedAllocationOfRecognizedPeriodCostsInThreeYears


Employee
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-30
Value0.81.01.43.32.33.04.25.56.26.16.46.37.6138.111
Percentage of EmployeeServiceShareBasedCompensationEstimatedAllocationOfRecognizedPeriodCostsInThreeYears100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

cacc:EmployeeServiceShareBasedCompensationEstimatedAllocationOfRecognizedPeriodCostsInThreeYears us-gaap:AwardType

us-gaap:RestrictedStock


Employee
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-30
Value0.70.90.91.11.21.31.61.82.12.12.12.02.352.465
Percentage of EmployeeServiceShareBasedCompensationEstimatedAllocationOfRecognizedPeriodCostsInThreeYears87.590.064.333.352.243.338.132.733.934.432.831.730.930.4

us-gaap:RestrictedStockUnitsRSU


Employee
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-30
Value0.10.10.52.21.11.72.63.74.14.04.34.35.2635.646
Percentage of EmployeeServiceShareBasedCompensationEstimatedAllocationOfRecognizedPeriodCostsInThreeYears12.510.035.766.747.856.761.967.366.165.667.268.369.169.6

us-gaap:StockOption


Employee
Period End2021-06-30
Value36
Percentage of EmployeeServiceShareBasedCompensationEstimatedAllocationOfRecognizedPeriodCostsInThreeYears0.0

cacc:EmployeeServiceShareBasedCompensationEstimatedAllocationOfRecognizedPeriodCostsInTwoYears

cacc:EmployeeServiceShareBasedCompensationEstimatedAllocationOfRecognizedPeriodCostsInTwoYears


Employee
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-30
Value1.21.83.65.93.24.16.46.17.37.67.67.81011
Percentage of EmployeeServiceShareBasedCompensationEstimatedAllocationOfRecognizedPeriodCostsInTwoYears100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

cacc:EmployeeServiceShareBasedCompensationEstimatedAllocationOfRecognizedPeriodCostsInTwoYears us-gaap:AwardType

us-gaap:RestrictedStock


Employee
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-30
Value0.91.21.31.41.51.61.92.12.52.62.62.33.0863.256
Percentage of EmployeeServiceShareBasedCompensationEstimatedAllocationOfRecognizedPeriodCostsInTwoYears75.066.736.123.746.939.029.734.434.234.234.229.528.828.5

us-gaap:RestrictedStockUnitsRSU


Employee
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-30
Value0.30.62.34.51.72.54.54.04.85.05.05.57.6248.167
Percentage of EmployeeServiceShareBasedCompensationEstimatedAllocationOfRecognizedPeriodCostsInTwoYears25.033.363.976.353.161.070.365.665.865.865.870.571.271.5

us-gaap:StockOption


Employee
Period End2021-06-30
Value36
Percentage of EmployeeServiceShareBasedCompensationEstimatedAllocationOfRecognizedPeriodCostsInTwoYears0.0

cacc:EmployeeServiceShareBasedCompensationEstimatedAllocationOfRecognizedPeriodCostsNextTwelveMonths

cacc:EmployeeServiceShareBasedCompensationEstimatedAllocationOfRecognizedPeriodCostsNextTwelveMonths


Employee
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-31
Value2.44.76.4104.56.7107.411
Percentage of EmployeeServiceShareBasedCompensationEstimatedAllocationOfRecognizedPeriodCostsNextTwelveMonths100.0100.0100.0100.0100.0100.0100.0100.0100.0

cacc:EmployeeServiceShareBasedCompensationEstimatedAllocationOfRecognizedPeriodCostsNextTwelveMonths us-gaap:AwardType

us-gaap:RestrictedStock


Employee
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-31
Value1.21.91.82.12.02.22.52.53.2
Percentage of EmployeeServiceShareBasedCompensationEstimatedAllocationOfRecognizedPeriodCostsNextTwelveMonths50.040.428.120.844.432.824.833.827.4

us-gaap:RestrictedStockUnitsRSU


Employee
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-31
Value1.22.84.68.02.54.57.64.98.5
Percentage of EmployeeServiceShareBasedCompensationEstimatedAllocationOfRecognizedPeriodCostsNextTwelveMonths50.059.671.979.255.667.275.266.272.6

us-gaap:StockOption


Employee
Period End2021-06-30
Value33
Percentage of EmployeeServiceShareBasedCompensationEstimatedAllocationOfRecognizedPeriodCostsNextTwelveMonths0.0

cacc:EmployeeServiceShareBasedCompensationEstimatedAllocationOfRecognizedPeriodCostsTotal

cacc:EmployeeServiceShareBasedCompensationEstimatedAllocationOfRecognizedPeriodCostsTotal


Employee
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-30
Value5.49.2142315213237404144474953
Percentage of EmployeeServiceShareBasedCompensationEstimatedAllocationOfRecognizedPeriodCostsTotal100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

cacc:EmployeeServiceShareBasedCompensationEstimatedAllocationOfRecognizedPeriodCostsTotal us-gaap:AwardType

us-gaap:RestrictedStock


Employee
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-30
Value3.85.76.58.09.1101315161718171820
Percentage of EmployeeServiceShareBasedCompensationEstimatedAllocationOfRecognizedPeriodCostsTotal70.462.046.434.358.049.340.441.941.341.340.638.138.637.8

us-gaap:RestrictedStockUnitsRSU


Employee
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-30
Value1.63.57.5156.6111921232426293033
Percentage of EmployeeServiceShareBasedCompensationEstimatedAllocationOfRecognizedPeriodCostsTotal29.638.053.665.742.050.759.658.158.758.759.461.961.462.2

us-gaap:StockOption


Employee
Period End2021-06-30
Value145
Percentage of EmployeeServiceShareBasedCompensationEstimatedAllocationOfRecognizedPeriodCostsTotal0.0

cacc:ExpectedFutureNetCashFlows

cacc:ExpectedFutureNetCashFlows


Expected
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312017-12-31
Value961197599544965294769143900588968686836978286285
Percentage of ExpectedFutureNetCashFlows100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

cacc:ExpectedFutureNetCashFlows us-gaap:AccountsNotesLoansAndFinancingReceivableByReceivableType

cacc:DealerLoans


Expected
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312017-12-31
Value562657375664575657455638557755425462532550454240
Percentage of ExpectedFutureNetCashFlows58.558.859.359.660.661.761.962.362.963.664.567.5

cacc:PurchasedLoans


Expected
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312017-12-31
Value398440223880389637313505342833533223304427822044
Percentage of ExpectedFutureNetCashFlows41.541.240.740.439.438.338.137.737.136.435.532.5

cacc:LineOfCreditFacilityFutureMaximumBorrowingCapacity us-gaap:DebtInstrument

cacc:LineOfCreditFacilityFutureMaximumBorrowingCapacity

us-gaap:LineOfCredit


Line
Period End2020-12-31
Value305
Percentage of LineOfCreditFacilityFutureMaximumBorrowingCapacity100.0

cacc:LoansReceivableInitialForecastedCollectionPercentage cacc:Loans

cacc:LoansReceivableInitialForecastedCollectionPercentage

cacc:LoansOriginatingIn2020


Loans
Period End2020-12-31
Value63.4
Percentage of LoansReceivableInitialForecastedCollectionPercentage100.0

cacc:LoansReceivableInitialForecastedCollectionPercentage cacc:Loans, us-gaap:AccountsNotesLoansAndFinancingReceivableByReceivableType

cacc:LoansOriginatingIn2020, cacc:DealerLoans


Loans
Period End2020-12-31
Value63.3
Percentage of LoansReceivableInitialForecastedCollectionPercentage99.8

cacc:LoansOriginatingIn2020, cacc:PurchasedLoans


Loans
Period End2020-12-31
Value63.6
Percentage of LoansReceivableInitialForecastedCollectionPercentage100.3

cacc:LoansReceivableInitialForecastedCollectionPercentage us-gaap:AccountsNotesLoansAndFinancingReceivableByReceivableType, us-gaap:Subsegments

cacc:DealerLoans, cacc:LoansOriginatingIn2020


Loans
Period End2021-06-302021-03-312020-09-302020-06-302020-03-31
Value63.363.362.90.6230.624
Percentage of LoansReceivableInitialForecastedCollectionPercentage0.00.00.00.00.0

cacc:DealerLoans, cacc:LoansOriginatingIn2021


Loans
Period End2021-06-302021-03-31
Value65.764.8
Percentage of LoansReceivableInitialForecastedCollectionPercentage0.00.0

cacc:DealerLoans, cacc:LoansOriginatingin2019


Loans
Period End2020-12-312019-12-31
Value63.90.639
Percentage of LoansReceivableInitialForecastedCollectionPercentage100.80.0

cacc:PurchasedLoans, cacc:LoansOriginatingIn2020


Loans
Period End2021-06-302021-03-312020-09-302020-06-302020-03-31
Value63.663.663.20.6260.628
Percentage of LoansReceivableInitialForecastedCollectionPercentage0.00.00.00.00.0

cacc:PurchasedLoans, cacc:LoansOriginatingIn2021


Loans
Period End2021-06-302021-03-31
Value65.665.0
Percentage of LoansReceivableInitialForecastedCollectionPercentage0.00.0

cacc:PurchasedLoans, cacc:LoansOriginatingin2019


Loans
Period End2020-12-312019-12-31
Value64.20.642
Percentage of LoansReceivableInitialForecastedCollectionPercentage101.30.0

cacc:LoansReceivableInitialForecastedCollectionPercentage us-gaap:Subsegments

cacc:LoansOriginatingIn2020


Loans
Period End2021-06-302021-03-312020-09-302020-06-302020-03-31
Value63.463.463.00.6240.625
Percentage of LoansReceivableInitialForecastedCollectionPercentage0.00.00.00.00.0

cacc:LoansOriginatingIn2021


Loans
Period End2021-06-302021-03-31
Value65.764.9
Percentage of LoansReceivableInitialForecastedCollectionPercentage0.00.0

cacc:LoansOriginatingin2019


Loans
Period End2020-12-312019-12-312019-09-302019-06-30
Value64.00.640.6410.642
Percentage of LoansReceivableInitialForecastedCollectionPercentage100.90.00.00.0

cacc:LoansReceivableVarianceInForecastedCollectionPercentageFromInitialForecast cacc:Loans

cacc:LoansReceivableVarianceInForecastedCollectionPercentageFromInitialForecast

cacc:LoansOriginatingIn2020


Loans
Period End2020-12-31
Value1.4
Percentage of LoansReceivableVarianceInForecastedCollectionPercentageFromInitialForecast100.0

cacc:LoansOriginatingin2011


Loans
Period End2020-12-31
Value2.3
Percentage of LoansReceivableVarianceInForecastedCollectionPercentageFromInitialForecast164.3

cacc:LoansOriginatingin2012


Loans
Period End2020-12-31
Value2.4
Percentage of LoansReceivableVarianceInForecastedCollectionPercentageFromInitialForecast171.4

cacc:LoansOriginatingin2013


Loans
Period End2020-12-31
Value1.4
Percentage of LoansReceivableVarianceInForecastedCollectionPercentageFromInitialForecast100.0

cacc:LoansOriginatingin2014


Loans
Period End2020-12-31
Value-0.2
Percentage of LoansReceivableVarianceInForecastedCollectionPercentageFromInitialForecast-14.3

cacc:LoansOriginatingin2015


Loans
Period End2020-12-31
Value-2.5
Percentage of LoansReceivableVarianceInForecastedCollectionPercentageFromInitialForecast-178.6

cacc:LoansOriginatingin2016


Loans
Period End2020-12-31
Value-1.8
Percentage of LoansReceivableVarianceInForecastedCollectionPercentageFromInitialForecast-128.6

cacc:LoansOriginatingin2017


Loans
Period End2020-12-31
Value0.1
Percentage of LoansReceivableVarianceInForecastedCollectionPercentageFromInitialForecast7.1

cacc:LoansOriginatingin2018


Loans
Period End2020-12-31
Value0.4
Percentage of LoansReceivableVarianceInForecastedCollectionPercentageFromInitialForecast28.6

cacc:LoansOriginatingin2019


Loans
Period End2020-12-31
Value0.4
Percentage of LoansReceivableVarianceInForecastedCollectionPercentageFromInitialForecast28.6

cacc:LoansReceivableVarianceInForecastedCollectionPercentageFromInitialForecast cacc:Loans, us-gaap:AccountsNotesLoansAndFinancingReceivableByReceivableType

cacc:LoansOriginatingIn2020, cacc:DealerLoans


Loans
Period End2020-12-31
Value1.2
Percentage of LoansReceivableVarianceInForecastedCollectionPercentageFromInitialForecast85.7

cacc:LoansOriginatingIn2020, cacc:PurchasedLoans


Loans
Period End2020-12-31
Value1.8
Percentage of LoansReceivableVarianceInForecastedCollectionPercentageFromInitialForecast128.6

cacc:LoansOriginatingin2011, cacc:DealerLoans


Loans
Period End2020-12-31
Value2.2
Percentage of LoansReceivableVarianceInForecastedCollectionPercentageFromInitialForecast157.1

cacc:LoansOriginatingin2011, cacc:PurchasedLoans


Loans
Period End2020-12-31
Value3.7
Percentage of LoansReceivableVarianceInForecastedCollectionPercentageFromInitialForecast264.3

cacc:LoansOriginatingin2012, cacc:DealerLoans


Loans
Period End2020-12-31
Value2.3
Percentage of LoansReceivableVarianceInForecastedCollectionPercentageFromInitialForecast164.3

cacc:LoansOriginatingin2012, cacc:PurchasedLoans


Loans
Period End2020-12-31
Value4.5
Percentage of LoansReceivableVarianceInForecastedCollectionPercentageFromInitialForecast321.4

cacc:LoansOriginatingin2013, cacc:DealerLoans


Loans
Period End2020-12-31
Value1.3
Percentage of LoansReceivableVarianceInForecastedCollectionPercentageFromInitialForecast92.9

cacc:LoansOriginatingin2013, cacc:PurchasedLoans


Loans
Period End2020-12-31
Value2.7
Percentage of LoansReceivableVarianceInForecastedCollectionPercentageFromInitialForecast192.9

cacc:LoansOriginatingin2014, cacc:DealerLoans


Loans
Period End2020-12-31
Value-0.4
Percentage of LoansReceivableVarianceInForecastedCollectionPercentageFromInitialForecast-28.6

cacc:LoansOriginatingin2014, cacc:PurchasedLoans


Loans
Period End2020-12-31
Value1.5
Percentage of LoansReceivableVarianceInForecastedCollectionPercentageFromInitialForecast107.1

cacc:LoansOriginatingin2015, cacc:DealerLoans


Loans
Period End2020-12-31
Value-3.0
Percentage of LoansReceivableVarianceInForecastedCollectionPercentageFromInitialForecast-214.3

cacc:LoansOriginatingin2015, cacc:PurchasedLoans


Loans
Period End2020-12-31
Value0.3
Percentage of LoansReceivableVarianceInForecastedCollectionPercentageFromInitialForecast21.4

cacc:LoansOriginatingin2016, cacc:DealerLoans


Loans
Period End2020-12-31
Value-2.3
Percentage of LoansReceivableVarianceInForecastedCollectionPercentageFromInitialForecast-164.3

cacc:LoansOriginatingin2016, cacc:PurchasedLoans


Loans
Period End2020-12-31
Value-0.7
Percentage of LoansReceivableVarianceInForecastedCollectionPercentageFromInitialForecast-50.0

cacc:LoansOriginatingin2017, cacc:DealerLoans


Loans
Period End2020-12-31
Value-0.4
Percentage of LoansReceivableVarianceInForecastedCollectionPercentageFromInitialForecast-28.6

cacc:LoansOriginatingin2017, cacc:PurchasedLoans


Loans
Period End2020-12-31
Value1.0
Percentage of LoansReceivableVarianceInForecastedCollectionPercentageFromInitialForecast71.4

cacc:LoansOriginatingin2018, cacc:DealerLoans


Loans
Period End2020-12-31
Value-0.1
Percentage of LoansReceivableVarianceInForecastedCollectionPercentageFromInitialForecast-7.1

cacc:LoansOriginatingin2018, cacc:PurchasedLoans


Loans
Period End2020-12-31
Value1.6
Percentage of LoansReceivableVarianceInForecastedCollectionPercentageFromInitialForecast114.3

cacc:LoansOriginatingin2019, cacc:DealerLoans


Loans
Period End2020-12-31
Value0.2
Percentage of LoansReceivableVarianceInForecastedCollectionPercentageFromInitialForecast14.3

cacc:LoansOriginatingin2019, cacc:PurchasedLoans


Loans
Period End2020-12-31
Value0.9
Percentage of LoansReceivableVarianceInForecastedCollectionPercentageFromInitialForecast64.3

cacc:LoansReceivableVarianceInForecastedCollectionPercentageFromPriorQuarterEnd us-gaap:AccountsNotesLoansAndFinancingReceivableByReceivableType, us-gaap:Subsegments

cacc:LoansReceivableVarianceInForecastedCollectionPercentageFromPriorQuarterEnd

cacc:DealerLoans, cacc:LoansOriginatingIn2011


Loans
Period End2020-09-302020-06-30
Value00.001
Percentage of LoansReceivableVarianceInForecastedCollectionPercentageFromPriorQuarterEnd0.0100.0

cacc:DealerLoans, cacc:LoansOriginatingIn2012


Loans
Period End2021-06-302020-09-302020-06-30
Value000.001
Percentage of LoansReceivableVarianceInForecastedCollectionPercentageFromPriorQuarterEnd0.00.0100.0

cacc:DealerLoans, cacc:LoansOriginatingIn2020


Loans
Period End2021-06-302020-09-302020-06-30
Value0.92.20.007
Percentage of LoansReceivableVarianceInForecastedCollectionPercentageFromPriorQuarterEnd0.00.0700.0

cacc:DealerLoans, cacc:LoansOriginatingIn2021


Loans
Period End2021-06-30
Value0.9
Percentage of LoansReceivableVarianceInForecastedCollectionPercentageFromPriorQuarterEnd0.0

cacc:DealerLoans, cacc:LoansOriginatingin2016


Loans
Period End2021-06-302020-09-302020-06-30
Value00.10
Percentage of LoansReceivableVarianceInForecastedCollectionPercentageFromPriorQuarterEnd0.00.00.0

cacc:DealerLoans, cacc:LoansOriginatingin2017


Loans
Period End2021-06-302020-09-302020-06-30
Value0.20.30
Percentage of LoansReceivableVarianceInForecastedCollectionPercentageFromPriorQuarterEnd0.00.00.0

cacc:DealerLoans, cacc:LoansOriginatingin2018


Loans
Period End2021-06-302020-09-302020-06-30
Value0.40.6-0.001
Percentage of LoansReceivableVarianceInForecastedCollectionPercentageFromPriorQuarterEnd0.00.0-100.0

cacc:DealerLoans, cacc:LoansOriginatingin2019


Loans
Period End2021-06-302020-09-302020-06-30
Value0.71.10.004
Percentage of LoansReceivableVarianceInForecastedCollectionPercentageFromPriorQuarterEnd0.00.0400.0

cacc:PurchasedLoans, cacc:LoansOriginatingIn2011


Loans
Period End2020-09-302020-06-30
Value00.001
Percentage of LoansReceivableVarianceInForecastedCollectionPercentageFromPriorQuarterEnd0.0100.0

cacc:PurchasedLoans, cacc:LoansOriginatingIn2020


Loans
Period End2021-06-302020-09-302020-06-30
Value0.72.30.01
Percentage of LoansReceivableVarianceInForecastedCollectionPercentageFromPriorQuarterEnd0.00.01000.0

cacc:PurchasedLoans, cacc:LoansOriginatingIn2021


Loans
Period End2021-06-30
Value1.0
Percentage of LoansReceivableVarianceInForecastedCollectionPercentageFromPriorQuarterEnd0.0

cacc:PurchasedLoans, cacc:LoansOriginatingin2015


Loans
Period End2021-06-302020-09-302020-06-30
Value00-0.001
Percentage of LoansReceivableVarianceInForecastedCollectionPercentageFromPriorQuarterEnd0.00.0-100.0

cacc:PurchasedLoans, cacc:LoansOriginatingin2016


Loans
Period End2021-06-302020-09-302020-06-30
Value00-0.001
Percentage of LoansReceivableVarianceInForecastedCollectionPercentageFromPriorQuarterEnd0.00.0-100.0

cacc:PurchasedLoans, cacc:LoansOriginatingin2017


Loans
Period End2021-06-302020-09-302020-06-30
Value0.20.4-0.001
Percentage of LoansReceivableVarianceInForecastedCollectionPercentageFromPriorQuarterEnd0.00.0-100.0

cacc:PurchasedLoans, cacc:LoansOriginatingin2018


Loans
Period End2021-06-302020-09-302020-06-30
Value0.50.60
Percentage of LoansReceivableVarianceInForecastedCollectionPercentageFromPriorQuarterEnd0.00.00.0

cacc:PurchasedLoans, cacc:LoansOriginatingin2019


Loans
Period End2021-06-302020-09-302020-06-30
Value0.61.10.005
Percentage of LoansReceivableVarianceInForecastedCollectionPercentageFromPriorQuarterEnd0.00.0500.0

cacc:LoansReceivableVarianceInForecastedCollectionPercentageFromPriorQuarterEnd us-gaap:Subsegments

cacc:LoansOriginatingIn2012


Loans
Period End2021-06-302020-09-302020-06-302019-09-302019-06-30
Value00000.001
Percentage of LoansReceivableVarianceInForecastedCollectionPercentageFromPriorQuarterEnd0.00.00.00.00.0

cacc:LoansOriginatingIn2013


Loans
Period End2021-06-302020-09-302020-06-302019-09-302019-06-30
Value000.00100
Percentage of LoansReceivableVarianceInForecastedCollectionPercentageFromPriorQuarterEnd0.00.0100.00.00.0

cacc:LoansOriginatingIn2014


Loans
Period End2021-06-302020-09-302020-06-302019-09-302019-06-30
Value00000.001
Percentage of LoansReceivableVarianceInForecastedCollectionPercentageFromPriorQuarterEnd0.00.00.00.00.0

cacc:LoansOriginatingIn2020


Loans
Period End2021-06-302020-09-302020-06-30
Value0.92.20.009
Percentage of LoansReceivableVarianceInForecastedCollectionPercentageFromPriorQuarterEnd0.00.0900.0

cacc:LoansOriginatingIn2021


Loans
Period End2021-06-30
Value1.0
Percentage of LoansReceivableVarianceInForecastedCollectionPercentageFromPriorQuarterEnd0.0

cacc:LoansOriginatingin2015


Loans
Period End2021-06-302020-09-302020-06-302019-09-302019-06-30
Value00-0.00100.001
Percentage of LoansReceivableVarianceInForecastedCollectionPercentageFromPriorQuarterEnd0.00.0-100.00.00.0

cacc:LoansOriginatingin2016


Loans
Period End2021-06-302020-09-302020-06-302019-09-302019-06-30
Value0.10.10-0.0010.001
Percentage of LoansReceivableVarianceInForecastedCollectionPercentageFromPriorQuarterEnd0.00.00.00.00.0

cacc:LoansOriginatingin2017


Loans
Period End2021-06-302020-09-302020-06-302019-09-302019-06-30
Value0.20.30-0.001-0.001
Percentage of LoansReceivableVarianceInForecastedCollectionPercentageFromPriorQuarterEnd0.00.00.00.00.0

cacc:LoansOriginatingin2018


Loans
Period End2021-06-302020-09-302020-06-302019-09-302019-06-30
Value0.40.6-0.001-0.0010
Percentage of LoansReceivableVarianceInForecastedCollectionPercentageFromPriorQuarterEnd0.00.0-100.00.00.0

cacc:LoansOriginatingin2019


Loans
Period End2021-06-302020-09-302020-06-302019-09-302019-06-30
Value0.71.10.0040.0010.006
Percentage of LoansReceivableVarianceInForecastedCollectionPercentageFromPriorQuarterEnd0.00.0400.00.00.0

cacc:LoansReceivableVarianceInForecastedCollectionPercentageFromPriorYear cacc:Loans

cacc:LoansReceivableVarianceInForecastedCollectionPercentageFromPriorYear

cacc:LoansOriginatingin2011


Loans
Period End2020-12-31
Value0
Percentage of LoansReceivableVarianceInForecastedCollectionPercentageFromPriorYear0.0

cacc:LoansOriginatingin2012


Loans
Period End2020-12-31
Value-0.1
Percentage of LoansReceivableVarianceInForecastedCollectionPercentageFromPriorYear0.0

cacc:LoansOriginatingin2013


Loans
Period End2020-12-31
Value-0.1
Percentage of LoansReceivableVarianceInForecastedCollectionPercentageFromPriorYear0.0

cacc:LoansOriginatingin2014


Loans
Period End2020-12-31
Value-0.1
Percentage of LoansReceivableVarianceInForecastedCollectionPercentageFromPriorYear0.0

cacc:LoansOriginatingin2015


Loans
Period End2020-12-31
Value-0.2
Percentage of LoansReceivableVarianceInForecastedCollectionPercentageFromPriorYear0.0

cacc:LoansOriginatingin2016


Loans
Period End2020-12-31
Value-0.5
Percentage of LoansReceivableVarianceInForecastedCollectionPercentageFromPriorYear0.0

cacc:LoansOriginatingin2017


Loans
Period End2020-12-31
Value-0.7
Percentage of LoansReceivableVarianceInForecastedCollectionPercentageFromPriorYear0.0

cacc:LoansOriginatingin2018


Loans
Period End2020-12-31
Value-1.1
Percentage of LoansReceivableVarianceInForecastedCollectionPercentageFromPriorYear0.0

cacc:LoansOriginatingin2019


Loans
Period End2020-12-31
Value-0.2
Percentage of LoansReceivableVarianceInForecastedCollectionPercentageFromPriorYear0.0

cacc:LoansReceivableVarianceInForecastedCollectionPercentageFromPriorYear cacc:Loans, us-gaap:AccountsNotesLoansAndFinancingReceivableByReceivableType

cacc:LoansOriginatingin2011, cacc:DealerLoans


Loans
Period End2020-12-31
Value0
Percentage of LoansReceivableVarianceInForecastedCollectionPercentageFromPriorYear0.0

cacc:LoansOriginatingin2011, cacc:PurchasedLoans


Loans
Period End2020-12-31
Value0
Percentage of LoansReceivableVarianceInForecastedCollectionPercentageFromPriorYear0.0

cacc:LoansOriginatingin2012, cacc:DealerLoans


Loans
Period End2020-12-31
Value-0.1
Percentage of LoansReceivableVarianceInForecastedCollectionPercentageFromPriorYear0.0

cacc:LoansOriginatingin2012, cacc:PurchasedLoans


Loans
Period End2020-12-31
Value0
Percentage of LoansReceivableVarianceInForecastedCollectionPercentageFromPriorYear0.0

cacc:LoansOriginatingin2013, cacc:DealerLoans


Loans
Period End2020-12-31
Value0
Percentage of LoansReceivableVarianceInForecastedCollectionPercentageFromPriorYear0.0

cacc:LoansOriginatingin2013, cacc:PurchasedLoans


Loans
Period End2020-12-31
Value-0.1
Percentage of LoansReceivableVarianceInForecastedCollectionPercentageFromPriorYear0.0

cacc:LoansOriginatingin2014, cacc:DealerLoans


Loans
Period End2020-12-31
Value-0.1
Percentage of LoansReceivableVarianceInForecastedCollectionPercentageFromPriorYear0.0

cacc:LoansOriginatingin2014, cacc:PurchasedLoans


Loans
Period End2020-12-31
Value-0.1
Percentage of LoansReceivableVarianceInForecastedCollectionPercentageFromPriorYear0.0

cacc:LoansOriginatingin2015, cacc:DealerLoans


Loans
Period End2020-12-31
Value-0.3
Percentage of LoansReceivableVarianceInForecastedCollectionPercentageFromPriorYear0.0

cacc:LoansOriginatingin2015, cacc:PurchasedLoans


Loans
Period End2020-12-31
Value-0.5
Percentage of LoansReceivableVarianceInForecastedCollectionPercentageFromPriorYear0.0

cacc:LoansOriginatingin2016, cacc:DealerLoans


Loans
Period End2020-12-31
Value-0.4
Percentage of LoansReceivableVarianceInForecastedCollectionPercentageFromPriorYear0.0

cacc:LoansOriginatingin2016, cacc:PurchasedLoans


Loans
Period End2020-12-31
Value-0.8
Percentage of LoansReceivableVarianceInForecastedCollectionPercentageFromPriorYear0.0

cacc:LoansOriginatingin2017, cacc:DealerLoans


Loans
Period End2020-12-31
Value-0.8
Percentage of LoansReceivableVarianceInForecastedCollectionPercentageFromPriorYear0.0

cacc:LoansOriginatingin2017, cacc:PurchasedLoans


Loans
Period End2020-12-31
Value-0.7
Percentage of LoansReceivableVarianceInForecastedCollectionPercentageFromPriorYear0.0

cacc:LoansOriginatingin2018, cacc:DealerLoans


Loans
Period End2020-12-31
Value-1.2
Percentage of LoansReceivableVarianceInForecastedCollectionPercentageFromPriorYear0.0

cacc:LoansOriginatingin2018, cacc:PurchasedLoans


Loans
Period End2020-12-31
Value-0.9
Percentage of LoansReceivableVarianceInForecastedCollectionPercentageFromPriorYear0.0

cacc:LoansOriginatingin2019, cacc:DealerLoans


Loans
Period End2020-12-31
Value-0.3
Percentage of LoansReceivableVarianceInForecastedCollectionPercentageFromPriorYear0.0

cacc:LoansOriginatingin2019, cacc:PurchasedLoans


Loans
Period End2020-12-31
Value0
Percentage of LoansReceivableVarianceInForecastedCollectionPercentageFromPriorYear0.0

cacc:LoansReceivableVarianceInForecastedCollectionPercentageFromPriorYearEnd us-gaap:AccountsNotesLoansAndFinancingReceivableByReceivableType, us-gaap:Subsegments

cacc:LoansReceivableVarianceInForecastedCollectionPercentageFromPriorYearEnd

cacc:DealerLoans, cacc:LoansOriginatingIn2011


Loans
Period End2020-09-302020-06-302020-03-31
Value0.10.0010
Percentage of LoansReceivableVarianceInForecastedCollectionPercentageFromPriorYearEnd100.0100.00.0

cacc:DealerLoans, cacc:LoansOriginatingIn2012


Loans
Period End2021-06-302021-03-312020-09-302020-06-302020-03-31
Value0000-0.001
Percentage of LoansReceivableVarianceInForecastedCollectionPercentageFromPriorYearEnd0.00.00.00.00.0

cacc:DealerLoans, cacc:LoansOriginatingIn2013


Loans
Period End2021-06-302021-03-312020-09-302020-06-302020-03-31
Value-0.1-0.1000
Percentage of LoansReceivableVarianceInForecastedCollectionPercentageFromPriorYearEnd0.00.00.00.00.0

cacc:DealerLoans, cacc:LoansOriginatingIn2020


Loans
Period End2021-06-302021-03-31
Value2.11.2
Percentage of LoansReceivableVarianceInForecastedCollectionPercentageFromPriorYearEnd0.00.0

cacc:DealerLoans, cacc:LoansOriginatingin2015


Loans
Period End2021-06-302021-03-312020-09-302020-06-302020-03-31
Value00-0.2-0.002-0.002
Percentage of LoansReceivableVarianceInForecastedCollectionPercentageFromPriorYearEnd0.00.0-200.0-200.00.0

cacc:DealerLoans, cacc:LoansOriginatingin2016


Loans
Period End2021-06-302021-03-312020-09-302020-06-302020-03-31
Value0.10.1-0.3-0.004-0.004
Percentage of LoansReceivableVarianceInForecastedCollectionPercentageFromPriorYearEnd0.00.0-300.0-400.00.0

cacc:DealerLoans, cacc:LoansOriginatingin2017


Loans
Period End2021-06-302021-03-312020-09-302020-06-302020-03-31
Value0.30.1-0.7-0.01-0.01
Percentage of LoansReceivableVarianceInForecastedCollectionPercentageFromPriorYearEnd0.00.0-700.0-1000.00.0

cacc:DealerLoans, cacc:LoansOriginatingin2018


Loans
Period End2021-06-302021-03-312020-09-302020-06-302020-03-31
Value0.70.3-1.1-0.017-0.016
Percentage of LoansReceivableVarianceInForecastedCollectionPercentageFromPriorYearEnd0.00.0-1100.0-1700.00.0

cacc:DealerLoans, cacc:LoansOriginatingin2019


Loans
Period End2021-06-302021-03-312020-09-302020-06-302020-03-31
Value1.30.6-0.3-0.014-0.018
Percentage of LoansReceivableVarianceInForecastedCollectionPercentageFromPriorYearEnd0.00.0-300.0-1400.00.0

cacc:PurchasedLoans, cacc:LoansOriginatingIn2011


Loans
Period End2020-09-302020-06-302020-03-31
Value00-0.001
Percentage of LoansReceivableVarianceInForecastedCollectionPercentageFromPriorYearEnd0.00.00.0

cacc:PurchasedLoans, cacc:LoansOriginatingIn2013


Loans
Period End2021-06-302021-03-312020-09-302020-06-302020-03-31
Value00-0.1-0.001-0.001
Percentage of LoansReceivableVarianceInForecastedCollectionPercentageFromPriorYearEnd0.00.0-100.0-100.00.0

cacc:PurchasedLoans, cacc:LoansOriginatingIn2014


Loans
Period End2021-06-302021-03-312020-09-302020-06-302020-03-31
Value0.10.1000
Percentage of LoansReceivableVarianceInForecastedCollectionPercentageFromPriorYearEnd0.00.00.00.00.0

cacc:PurchasedLoans, cacc:LoansOriginatingIn2020


Loans
Period End2021-06-302021-03-31
Value2.11.4
Percentage of LoansReceivableVarianceInForecastedCollectionPercentageFromPriorYearEnd0.00.0

cacc:PurchasedLoans, cacc:LoansOriginatingin2015


Loans
Period End2021-06-302021-03-312020-09-302020-06-302020-03-31
Value0.10.1-0.4-0.004-0.003
Percentage of LoansReceivableVarianceInForecastedCollectionPercentageFromPriorYearEnd0.00.0-400.0-400.00.0

cacc:PurchasedLoans, cacc:LoansOriginatingin2016


Loans
Period End2021-06-302021-03-312020-09-302020-06-302020-03-31
Value00-0.7-0.007-0.006
Percentage of LoansReceivableVarianceInForecastedCollectionPercentageFromPriorYearEnd0.00.0-700.0-700.00.0

cacc:PurchasedLoans, cacc:LoansOriginatingin2017


Loans
Period End2021-06-302021-03-312020-09-302020-06-302020-03-31
Value0.30.1-0.6-0.01-0.009
Percentage of LoansReceivableVarianceInForecastedCollectionPercentageFromPriorYearEnd0.00.0-600.0-1000.00.0

cacc:PurchasedLoans, cacc:LoansOriginatingin2018


Loans
Period End2021-06-302021-03-312020-09-302020-06-302020-03-31
Value0.80.3-0.8-0.014-0.014
Percentage of LoansReceivableVarianceInForecastedCollectionPercentageFromPriorYearEnd0.00.0-800.0-1400.00.0

cacc:PurchasedLoans, cacc:LoansOriginatingin2019


Loans
Period End2021-06-302021-03-312020-09-302020-06-302020-03-31
Value1.30.70.1-0.01-0.015
Percentage of LoansReceivableVarianceInForecastedCollectionPercentageFromPriorYearEnd0.00.0100.0-1000.00.0

cacc:LoansReceivableVarianceInForecastedCollectionPercentageFromPriorYearEnd us-gaap:Subsegments

cacc:LoansOriginatingIn2011


Loans
Period End2020-09-302020-06-302020-03-312019-09-302019-06-30
Value0000.0010.001
Percentage of LoansReceivableVarianceInForecastedCollectionPercentageFromPriorYearEnd0.00.00.00.00.0

cacc:LoansOriginatingIn2012


Loans
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-30
Value00-0.1-0.001-0.0010.0010.001
Percentage of LoansReceivableVarianceInForecastedCollectionPercentageFromPriorYearEnd0.00.0-100.0-100.00.00.00.0

cacc:LoansOriginatingIn2013


Loans
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-30
Value0000-0.00100
Percentage of LoansReceivableVarianceInForecastedCollectionPercentageFromPriorYearEnd0.00.00.00.00.00.00.0

cacc:LoansOriginatingIn2014


Loans
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-30
Value000000.0010.001
Percentage of LoansReceivableVarianceInForecastedCollectionPercentageFromPriorYearEnd0.00.00.00.00.00.00.0

cacc:LoansOriginatingIn2020


Loans
Period End2021-06-302021-03-31
Value2.21.3
Percentage of LoansReceivableVarianceInForecastedCollectionPercentageFromPriorYearEnd0.00.0

cacc:LoansOriginatingin2015


Loans
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-30
Value00-0.2-0.002-0.0010.0010.001
Percentage of LoansReceivableVarianceInForecastedCollectionPercentageFromPriorYearEnd0.00.0-200.0-200.00.00.00.0

cacc:LoansOriginatingin2016


Loans
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-30
Value0.10-0.4-0.005-0.005-0.0010
Percentage of LoansReceivableVarianceInForecastedCollectionPercentageFromPriorYearEnd0.00.0-400.0-500.00.00.00.0

cacc:LoansOriginatingin2017


Loans
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-30
Value0.30.1-0.7-0.01-0.01-0.005-0.004
Percentage of LoansReceivableVarianceInForecastedCollectionPercentageFromPriorYearEnd0.00.0-700.0-1000.00.00.00.0

cacc:LoansOriginatingin2018


Loans
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-30
Value0.70.3-1.0-0.016-0.0150.0040.005
Percentage of LoansReceivableVarianceInForecastedCollectionPercentageFromPriorYearEnd0.00.0-1000.0-1600.00.00.00.0

cacc:LoansOriginatingin2019


Loans
Period End2021-06-302021-03-312020-09-302020-06-302020-03-31
Value1.40.7-0.1-0.012-0.016
Percentage of LoansReceivableVarianceInForecastedCollectionPercentageFromPriorYearEnd0.00.0-100.0-1200.00.0

cacc:LoansReceivableVarianceInForecastedCollectionPercentageFromTwoYearsPrior cacc:Loans

cacc:LoansReceivableVarianceInForecastedCollectionPercentageFromTwoYearsPrior

cacc:LoansOriginatingin2011


Loans
Period End2020-12-31
Value0.1
Percentage of LoansReceivableVarianceInForecastedCollectionPercentageFromTwoYearsPrior100.0

cacc:LoansOriginatingin2012


Loans
Period End2020-12-31
Value0
Percentage of LoansReceivableVarianceInForecastedCollectionPercentageFromTwoYearsPrior0.0

cacc:LoansOriginatingin2013


Loans
Period End2020-12-31
Value-0.1
Percentage of LoansReceivableVarianceInForecastedCollectionPercentageFromTwoYearsPrior-100.0

cacc:LoansOriginatingin2014


Loans
Period End2020-12-31
Value-0.1
Percentage of LoansReceivableVarianceInForecastedCollectionPercentageFromTwoYearsPrior-100.0

cacc:LoansOriginatingin2015


Loans
Period End2020-12-31
Value-0.2
Percentage of LoansReceivableVarianceInForecastedCollectionPercentageFromTwoYearsPrior-200.0

cacc:LoansOriginatingin2016


Loans
Period End2020-12-31
Value-0.6
Percentage of LoansReceivableVarianceInForecastedCollectionPercentageFromTwoYearsPrior-600.0

cacc:LoansOriginatingin2017


Loans
Period End2020-12-31
Value-1.4
Percentage of LoansReceivableVarianceInForecastedCollectionPercentageFromTwoYearsPrior-1400.0

cacc:LoansOriginatingin2018


Loans
Period End2020-12-31
Value-1.0
Percentage of LoansReceivableVarianceInForecastedCollectionPercentageFromTwoYearsPrior-1000.0

cacc:LoansReceivableVarianceInForecastedCollectionPercentageFromTwoYearsPrior cacc:Loans, us-gaap:AccountsNotesLoansAndFinancingReceivableByReceivableType

cacc:LoansOriginatingin2011, cacc:DealerLoans


Loans
Period End2020-12-31
Value0
Percentage of LoansReceivableVarianceInForecastedCollectionPercentageFromTwoYearsPrior0.0

cacc:LoansOriginatingin2011, cacc:PurchasedLoans


Loans
Period End2020-12-31
Value0.1
Percentage of LoansReceivableVarianceInForecastedCollectionPercentageFromTwoYearsPrior100.0

cacc:LoansOriginatingin2012, cacc:DealerLoans


Loans
Period End2020-12-31
Value-0.1
Percentage of LoansReceivableVarianceInForecastedCollectionPercentageFromTwoYearsPrior-100.0

cacc:LoansOriginatingin2012, cacc:PurchasedLoans


Loans
Period End2020-12-31
Value0
Percentage of LoansReceivableVarianceInForecastedCollectionPercentageFromTwoYearsPrior0.0

cacc:LoansOriginatingin2013, cacc:DealerLoans


Loans
Period End2020-12-31
Value0
Percentage of LoansReceivableVarianceInForecastedCollectionPercentageFromTwoYearsPrior0.0

cacc:LoansOriginatingin2013, cacc:PurchasedLoans


Loans
Period End2020-12-31
Value0
Percentage of LoansReceivableVarianceInForecastedCollectionPercentageFromTwoYearsPrior0.0

cacc:LoansOriginatingin2014, cacc:DealerLoans


Loans
Period End2020-12-31
Value-0.1
Percentage of LoansReceivableVarianceInForecastedCollectionPercentageFromTwoYearsPrior-100.0

cacc:LoansOriginatingin2014, cacc:PurchasedLoans


Loans
Period End2020-12-31
Value-0.2
Percentage of LoansReceivableVarianceInForecastedCollectionPercentageFromTwoYearsPrior-200.0

cacc:LoansOriginatingin2015, cacc:DealerLoans


Loans
Period End2020-12-31
Value-0.1
Percentage of LoansReceivableVarianceInForecastedCollectionPercentageFromTwoYearsPrior-100.0

cacc:LoansOriginatingin2015, cacc:PurchasedLoans


Loans
Period End2020-12-31
Value-0.7
Percentage of LoansReceivableVarianceInForecastedCollectionPercentageFromTwoYearsPrior-700.0

cacc:LoansOriginatingin2016, cacc:DealerLoans


Loans
Period End2020-12-31
Value-0.5
Percentage of LoansReceivableVarianceInForecastedCollectionPercentageFromTwoYearsPrior-500.0

cacc:LoansOriginatingin2016, cacc:PurchasedLoans


Loans
Period End2020-12-31
Value-1.0
Percentage of LoansReceivableVarianceInForecastedCollectionPercentageFromTwoYearsPrior-1000.0

cacc:LoansOriginatingin2017, cacc:DealerLoans


Loans
Period End2020-12-31
Value-1.4
Percentage of LoansReceivableVarianceInForecastedCollectionPercentageFromTwoYearsPrior-1400.0

cacc:LoansOriginatingin2017, cacc:PurchasedLoans


Loans
Period End2020-12-31
Value-1.4
Percentage of LoansReceivableVarianceInForecastedCollectionPercentageFromTwoYearsPrior-1400.0

cacc:LoansOriginatingin2018, cacc:DealerLoans


Loans
Period End2020-12-31
Value-1.2
Percentage of LoansReceivableVarianceInForecastedCollectionPercentageFromTwoYearsPrior-1200.0

cacc:LoansOriginatingin2018, cacc:PurchasedLoans


Loans
Period End2020-12-31
Value-0.5
Percentage of LoansReceivableVarianceInForecastedCollectionPercentageFromTwoYearsPrior-500.0

cacc:LoansReceivableVarianceInInitialForecastedCollectionPercentage us-gaap:AccountsNotesLoansAndFinancingReceivableByReceivableType, us-gaap:Subsegments

cacc:LoansReceivableVarianceInInitialForecastedCollectionPercentage

cacc:DealerLoans, cacc:LoansOriginatingIn2011


Loans
Period End2020-09-302020-06-302020-03-31
Value2.30.0230.022
Percentage of LoansReceivableVarianceInInitialForecastedCollectionPercentage100.0100.0100.0

cacc:DealerLoans, cacc:LoansOriginatingIn2012


Loans
Period End2021-06-302021-03-312020-09-302020-06-302020-03-31
Value2.32.32.40.0240.023
Percentage of LoansReceivableVarianceInInitialForecastedCollectionPercentage0.00.0104.3104.3104.5

cacc:DealerLoans, cacc:LoansOriginatingIn2013


Loans
Period End2021-06-302021-03-312020-09-302020-06-302020-03-31
Value1.21.21.30.0130.013
Percentage of LoansReceivableVarianceInInitialForecastedCollectionPercentage0.00.056.556.559.1

cacc:DealerLoans, cacc:LoansOriginatingIn2014


Loans
Period End2021-06-302021-03-312020-09-302020-06-302020-03-31
Value-0.4-0.4-0.3-0.003-0.003
Percentage of LoansReceivableVarianceInInitialForecastedCollectionPercentage0.00.0-13.0-13.0-13.6

cacc:DealerLoans, cacc:LoansOriginatingIn2020


Loans
Period End2021-06-302021-03-312020-09-302020-06-302020-03-31
Value3.32.41.2-0.004-0.012
Percentage of LoansReceivableVarianceInInitialForecastedCollectionPercentage0.00.052.2-17.4-54.5

cacc:DealerLoans, cacc:LoansOriginatingin2015


Loans
Period End2021-06-302021-03-312020-09-302020-06-302020-03-31
Value-3.0-3.0-2.9-0.029-0.029
Percentage of LoansReceivableVarianceInInitialForecastedCollectionPercentage0.00.0-126.1-126.1-131.8

cacc:DealerLoans, cacc:LoansOriginatingin2016


Loans
Period End2021-06-302021-03-312020-09-302020-06-302020-03-31
Value-2.2-2.2-2.2-0.023-0.023
Percentage of LoansReceivableVarianceInInitialForecastedCollectionPercentage0.00.0-95.7-100.0-104.5

cacc:DealerLoans, cacc:LoansOriginatingin2017


Loans
Period End2021-06-302021-03-312020-09-302020-06-302020-03-31
Value-0.1-0.3-0.3-0.006-0.006
Percentage of LoansReceivableVarianceInInitialForecastedCollectionPercentage0.00.0-13.0-26.1-27.3

cacc:DealerLoans, cacc:LoansOriginatingin2018


Loans
Period End2021-06-302021-03-312020-09-302020-06-302020-03-31
Value0.60.20-0.006-0.005
Percentage of LoansReceivableVarianceInInitialForecastedCollectionPercentage0.00.00.0-26.1-22.7

cacc:DealerLoans, cacc:LoansOriginatingin2019


Loans
Period End2021-06-302021-03-312020-09-302020-06-302020-03-31
Value1.50.80.2-0.009-0.013
Percentage of LoansReceivableVarianceInInitialForecastedCollectionPercentage0.00.08.7-39.1-59.1

cacc:PurchasedLoans, cacc:LoansOriginatingIn2011


Loans
Period End2020-09-302020-06-302020-03-31
Value3.70.0370.036
Percentage of LoansReceivableVarianceInInitialForecastedCollectionPercentage160.9160.9163.6

cacc:PurchasedLoans, cacc:LoansOriginatingIn2012


Loans
Period End2021-06-302021-03-312020-09-302020-06-302020-03-31
Value4.54.54.50.0450.045
Percentage of LoansReceivableVarianceInInitialForecastedCollectionPercentage0.00.0195.7195.7204.5

cacc:PurchasedLoans, cacc:LoansOriginatingIn2013


Loans
Period End2021-06-302021-03-312020-09-302020-06-302020-03-31
Value2.72.72.70.0270.027
Percentage of LoansReceivableVarianceInInitialForecastedCollectionPercentage0.00.0117.4117.4122.7

cacc:PurchasedLoans, cacc:LoansOriginatingIn2014


Loans
Period End2021-06-302021-03-312020-09-302020-06-302020-03-31
Value1.61.61.60.0160.016
Percentage of LoansReceivableVarianceInInitialForecastedCollectionPercentage0.00.069.669.672.7

cacc:PurchasedLoans, cacc:LoansOriginatingIn2020


Loans
Period End2021-06-302021-03-312020-09-302020-06-302020-03-31
Value3.93.21.70-0.012
Percentage of LoansReceivableVarianceInInitialForecastedCollectionPercentage0.00.073.90.0-54.5

cacc:PurchasedLoans, cacc:LoansOriginatingIn2021


Loans
Period End2021-06-302021-03-31
Value0.40
Percentage of LoansReceivableVarianceInInitialForecastedCollectionPercentage0.00.0

cacc:PurchasedLoans, cacc:LoansOriginatingin2015


Loans
Period End2021-06-302021-03-312020-09-302020-06-302020-03-31
Value0.40.40.40.0040.005
Percentage of LoansReceivableVarianceInInitialForecastedCollectionPercentage0.00.017.417.422.7

cacc:PurchasedLoans, cacc:LoansOriginatingin2016


Loans
Period End2021-06-302021-03-312020-09-302020-06-302020-03-31
Value-0.7-0.7-0.6-0.006-0.005
Percentage of LoansReceivableVarianceInInitialForecastedCollectionPercentage0.00.0-26.1-26.1-22.7

cacc:PurchasedLoans, cacc:LoansOriginatingin2017


Loans
Period End2021-06-302021-03-312020-09-302020-06-302020-03-31
Value1.31.11.10.0070.008
Percentage of LoansReceivableVarianceInInitialForecastedCollectionPercentage0.00.047.830.436.4

cacc:PurchasedLoans, cacc:LoansOriginatingin2018


Loans
Period End2021-06-302021-03-312020-09-302020-06-302020-03-31
Value2.41.91.70.0110.011
Percentage of LoansReceivableVarianceInInitialForecastedCollectionPercentage0.00.073.947.850.0

cacc:PurchasedLoans, cacc:LoansOriginatingin2019


Loans
Period End2021-06-302021-03-312020-09-302020-06-302020-03-31
Value2.21.61.0-0.001-0.006
Percentage of LoansReceivableVarianceInInitialForecastedCollectionPercentage0.00.043.5-4.3-27.3

cacc:LoansReceivableVarianceInInitialForecastedCollectionPercentage us-gaap:Subsegments

cacc:LoansOriginatingIn2011


Loans
Period End2020-09-302020-06-302020-03-312019-09-302019-06-30
Value2.30.0230.0230.0230.023
Percentage of LoansReceivableVarianceInInitialForecastedCollectionPercentage100.0100.0104.50.00.0

cacc:LoansOriginatingIn2012


Loans
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-30
Value2.42.42.40.0240.0240.0250.025
Percentage of LoansReceivableVarianceInInitialForecastedCollectionPercentage0.00.0104.3104.3109.10.00.0

cacc:LoansOriginatingIn2013


Loans
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-30
Value1.41.41.50.0150.0140.0150.015
Percentage of LoansReceivableVarianceInInitialForecastedCollectionPercentage0.00.065.265.263.60.00.0

cacc:LoansOriginatingIn2014


Loans
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-30
Value-0.2-0.2-0.1-0.001-0.00100
Percentage of LoansReceivableVarianceInInitialForecastedCollectionPercentage0.00.0-4.3-4.3-4.50.00.0

cacc:LoansOriginatingIn2020


Loans
Period End2021-06-302021-03-312020-09-302020-06-302020-03-31
Value3.62.71.4-0.002-0.012
Percentage of LoansReceivableVarianceInInitialForecastedCollectionPercentage0.00.060.9-8.7-54.5

cacc:LoansOriginatingIn2021


Loans
Period End2021-06-302021-03-31
Value0.1-0.1
Percentage of LoansReceivableVarianceInInitialForecastedCollectionPercentage0.00.0

cacc:LoansOriginatingin2015


Loans
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-30
Value-2.5-2.5-2.5-0.025-0.024-0.022-0.022
Percentage of LoansReceivableVarianceInInitialForecastedCollectionPercentage0.00.0-108.7-108.7-109.10.00.0

cacc:LoansOriginatingin2016


Loans
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-30
Value-1.7-1.8-1.7-0.018-0.018-0.013-0.012
Percentage of LoansReceivableVarianceInInitialForecastedCollectionPercentage0.00.0-73.9-78.3-81.80.00.0

cacc:LoansOriginatingin2017


Loans
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-30
Value0.40.20.1-0.002-0.0020.010.011
Percentage of LoansReceivableVarianceInInitialForecastedCollectionPercentage0.00.04.3-8.7-9.10.00.0

cacc:LoansOriginatingin2018


Loans
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-30
Value1.10.70.5-0.00100.0180.019
Percentage of LoansReceivableVarianceInInitialForecastedCollectionPercentage0.00.021.7-4.30.00.00.0

cacc:LoansOriginatingin2019


Loans
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-30
Value1.81.10.5-0.006-0.010.0070.005
Percentage of LoansReceivableVarianceInInitialForecastedCollectionPercentage0.00.021.7-26.1-45.50.00.0

cacc:NetBookValueOfLoansPledgedAsCollateral us-gaap:DebtInstrument

cacc:NetBookValueOfLoansPledgedAsCollateral

cacc:TermAssetBackedSecuredFinancingsTwoThousandTwentyOneThree


Net
Period End2021-06-30
Value562
Percentage of NetBookValueOfLoansPledgedAsCollateral100.0

cacc:NotionalAmount us-gaap:DebtInstrument

cacc:NotionalAmount

cacc:WarehouseFacilityIV


Notional
Period End2021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302018-12-31
Value300300300300300300300250
Percentage of NotionalAmount100.0100.0100.0100.0100.0100.0100.0100.0

cacc:NotionalAmount us-gaap:DebtInstrument, us-gaap:DerivativeInstrumentRisk

cacc:WarehouseFacilityIV, cacc:FivePointFivePercentCapInterestRate


Notional
Period End2020-12-312019-12-312018-12-31
Value3310025
Percentage of NotionalAmount11.133.310.0

cacc:WarehouseFacilityIV, cacc:InterestRateAdditionalSixPointFiveCap


Notional
Period End2021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302018-12-31
Value122168712515050150150
Percentage of NotionalAmount4.272.229.241.750.016.750.060.0

cacc:WarehouseFacilityIV, cacc:InterestRateSecondAdditionalSixPointFiveCap


Notional
Period End2021-03-312020-09-302020-06-302020-03-312019-09-30
Value279154915050
Percentage of NotionalAmount93.151.430.616.716.7

cacc:WarehouseFacilityIV, cacc:SixPointFivePercentCapInterestRate


Notional
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302018-12-31
Value3008.350588310015010075
Percentage of NotionalAmount0.02.816.719.427.833.350.033.330.0

cacc:WarehouseFacilityV, cacc:SixPointFivePercentCapInterestRate


Notional
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302018-12-31
Value949494757575757575
Percentage of NotionalAmount0.031.331.325.025.025.025.025.030.0

cacc:WarehouseFacilityVII, cacc:Cacc_FivePercentCapInterestRate


Notional
Period End2020-12-312019-12-31
Value68143
Percentage of NotionalAmount22.947.9

cacc:WarehouseFacilityVII, cacc:FivePointFivePercentCapInterestRate


Notional
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302018-12-31
Value315087106125150150
Percentage of NotionalAmount0.016.729.235.441.750.060.0

cacc:WarehouseFacilityVII, cacc:InterestRateAdditionalFivePointFiveCap


Notional
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-31
Value11810081624325
Percentage of NotionalAmount0.033.327.120.814.68.3

cacc:RestrictedCashAndCashEquivalentsFairValueDisclosure

cacc:RestrictedCashAndCashEquivalentsFairValueDisclosure


Restricted
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-31
Value47753838039138240833032932841730334733836825527331331622423223322516717617719815720515614611111611611692167128104
Percentage of RestrictedCashAndCashEquivalentsFairValueDisclosure100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

cacc:RestrictedCashAndCashEquivalentsFairValueDisclosure us-gaap:FairValueByFairValueHierarchyLevel

us-gaap:FairValueInputsLevel1


Restricted
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-31
Value47753838039138240833032932841730334733836825527331331622423223322516717617719815720515614611111611611692167128104
Percentage of RestrictedCashAndCashEquivalentsFairValueDisclosure100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

cacc:RestrictedCashAndCashEquivalentsFairValueDisclosure us-gaap:FairValueByMeasurementBasis

us-gaap:CarryingReportedAmountFairValueDisclosure


Restricted
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302012-12-31
Value47753838039138240833032932841730334733836825527331331622423223322516717617719815720515614611111692
Percentage of RestrictedCashAndCashEquivalentsFairValueDisclosure100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:EstimateOfFairValueFairValueDisclosure


Restricted
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302012-12-31
Value47753838039138240833032932841730334733836825527331331622423223322516717617719815720515614611111692
Percentage of RestrictedCashAndCashEquivalentsFairValueDisclosure100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

cacc:SecuredFinancingFairValueDisclosure

cacc:SecuredFinancingFairValueDisclosure


Secured
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-31
Value404239933793376238893915339732923275330631003321312228782527234824892246207219012017175614711532134614381334135612551143938995907872863801769598
Percentage of SecuredFinancingFairValueDisclosure100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

cacc:SecuredFinancingFairValueDisclosure us-gaap:FairValueByFairValueHierarchyLevel

us-gaap:FairValueInputsLevel2


Secured
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-31
Value404239933793376238893915339732923275330631003321312228782527234824892246207219012017175614711532134614381334135612551143938995907872863801769598
Percentage of SecuredFinancingFairValueDisclosure100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

cacc:SecuredFinancingFairValueDisclosure us-gaap:FairValueByMeasurementBasis

us-gaap:CarryingReportedAmountFairValueDisclosure


Secured
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302012-12-31
Value397839143711369238383957333932283233328030923320312228802514232724722229206218841997175114781532134514351333135112481138935992853
Percentage of SecuredFinancingFairValueDisclosure98.498.097.898.298.7101.198.398.198.799.299.7100.0100.0100.099.599.199.399.399.599.199.099.8100.5100.099.999.899.999.699.599.599.699.798.8

us-gaap:EstimateOfFairValueFairValueDisclosure


Secured
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302012-12-31
Value404239933793376238893915339732923275330631003321312228782527234824892246207219012017175614711532134614381334135612551143938995863
Percentage of SecuredFinancingFairValueDisclosure100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

cacc:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedWeightedAverageGrantDateFairValue us-gaap:AwardType

cacc:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedWeightedAverageGrantDateFairValue

us-gaap:RestrictedStockUnitsRSU


Share
Period End2020-12-312012-12-312011-12-312010-12-312009-12-31
Value132.2421.9722.1422.9426.3
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedWeightedAverageGrantDateFairValue100.0100.0100.0100.0100.0

cacc:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsWeightedAverageGrantDateFairValue us-gaap:AwardType

cacc:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsWeightedAverageGrantDateFairValue

us-gaap:RestrictedStockUnitsRSU


Share
Period End2021-06-302020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312017-12-312016-12-312016-09-302016-06-302016-03-312015-12-312014-12-312013-12-312012-12-31
Value143.98138.65138.67138.68134.85132.99132.99132.99132.34127.07126.59101.75101.7101.7101.761.7361.9348.2347.88
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsWeightedAverageGrantDateFairValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

dei:EntityCommonStockSharesOutstanding

dei:EntityCommonStockSharesOutstanding


Entity
Period End2021-07-222021-04-222021-02-042020-10-22
Value15161617
Percentage of EntityCommonStockSharesOutstanding100.0100.0100.0100.0

us-gaap:AccountsPayableAndAccruedLiabilitiesCurrentAndNoncurrent

us-gaap:AccountsPayableAndAccruedLiabilitiesCurrentAndNoncurrent


Accounts
Period End2020-12-312019-12-312019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value1862061921861671721681511401401411431331421311271241321291141111101111131091121051059819010795919675
Percentage of AccountsPayableAndAccruedLiabilitiesCurrentAndNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AccountsPayableAndAccruedLiabilitiesCurrentAndNoncurrent cacc:TrustAssetsAndReinsuranceLiabilities

cacc:ClaimsReserve


Accounts
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-31
Value2.52.32.32.62.32.11.82.02.01.61.61.71.71.01.01.11.21.01.01.11.21.11.21.41.51.41.51.61.81.81.71.81.71.51.41.5151.4891.297
Percentage of AccountsPayableAndAccruedLiabilitiesCurrentAndNoncurrent0.00.01.20.00.00.00.90.00.00.80.91.01.00.60.70.80.90.70.70.80.80.80.91.11.11.11.31.41.61.61.51.61.51.41.31.50.81.4

cacc:UnearnedPremium


Accounts
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-31
Value5252485151484444454643434240343334353234343635373941383941434241414035373732
Percentage of AccountsPayableAndAccruedLiabilitiesCurrentAndNoncurrent0.00.026.00.00.00.021.40.00.024.423.225.724.623.722.523.824.324.822.825.924.227.527.530.330.232.233.635.237.439.437.338.036.738.033.737.919.933.7

us-gaap:AccruedIncomeTaxes

us-gaap:AccruedIncomeTaxes


Accrued
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302010-12-31
Value0.20.20.20.20.20.20.20.20.2212.50.20.255390.20.232232.00.02.30.0152.9112.74.2195.70.6256.39.9915.901131.4930.4480.0
Percentage of AccruedIncomeTaxes100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0

us-gaap:AvailableForSaleDebtSecuritiesAmortizedCostBasis

us-gaap:AvailableForSaleDebtSecuritiesAmortizedCostBasis


Available
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-31
Value686764646562585860615957555246464646454646484850525253
Percentage of AvailableForSaleDebtSecuritiesAmortizedCostBasis100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AvailableForSaleSecuritiesAccumulatedGrossUnrealizedGainBeforeTax

us-gaap:AvailableForSaleSecuritiesAccumulatedGrossUnrealizedGainBeforeTax


Available
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-31
Value1200000.01300000.02000000.02100000.02300000.01200000.01000000.01100000.01000000.0500000.0100000.00000100000.0100000.0100000.0100000.0400000.0600000.0400000.00200000.0100000.0200000.0100000.0
Percentage of AvailableForSaleSecuritiesAccumulatedGrossUnrealizedGainBeforeTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.00.00.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0

us-gaap:AvailableForSaleSecuritiesAccumulatedGrossUnrealizedGainBeforeTax us-gaap:FinancialInstrument

us-gaap:AssetBackedSecurities


Available
Period End2020-12-312019-12-312018-12-312017-12-31
Value200000.0100000.000
Percentage of AvailableForSaleSecuritiesAccumulatedGrossUnrealizedGainBeforeTax10.010.00.00.0

us-gaap:CorporateBondSecurities


Available
Period End2020-12-312019-12-312018-12-312017-12-31
Value1100000.0500000.000
Percentage of AvailableForSaleSecuritiesAccumulatedGrossUnrealizedGainBeforeTax55.050.00.00.0

us-gaap:USGovernmentAgenciesDebtSecurities


Available
Period End2020-12-312019-12-312018-12-312017-12-31
Value700000.0400000.0100000.00
Percentage of AvailableForSaleSecuritiesAccumulatedGrossUnrealizedGainBeforeTax35.040.0100.00.0

us-gaap:AvailableForSaleSecuritiesAccumulatedGrossUnrealizedGainBeforeTax us-gaap:RestrictedCashAndCashEquivalentsCashAndCashEquivalents

us-gaap:AssetBackedSecurities


Available
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-31
Value100000.0100000.0200000.0200000.0200000.0100000.0100000.0100000.0100000.0000000000000000000
Percentage of AvailableForSaleSecuritiesAccumulatedGrossUnrealizedGainBeforeTax8.37.710.09.58.78.310.09.110.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:CorporateBondSecurities


Available
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-31
Value700000.0700000.01100000.01100000.01200000.0300000.0500000.0600000.0500000.0300000.000000100000.0100000.0100000.0100000.0200000.0300000.0200000.000000
Percentage of AvailableForSaleSecuritiesAccumulatedGrossUnrealizedGainBeforeTax58.353.855.052.452.225.050.054.550.060.00.00.00.00.00.0100.0100.0100.0100.050.050.050.00.00.00.00.00.0

us-gaap:USGovernmentCorporationsAndAgenciesSecurities


Available
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-31
Value400000.0500000.0700000.0800000.0900000.0800000.0400000.0400000.0400000.0200000.0100000.000000000200000.0300000.0200000.00200000.0100000.0200000.0100000.0
Percentage of AvailableForSaleSecuritiesAccumulatedGrossUnrealizedGainBeforeTax33.338.535.038.139.166.740.036.440.040.0100.00.00.00.00.00.00.00.00.050.050.050.00.0100.0100.0100.0100.0

us-gaap:AvailableForSaleSecuritiesAccumulatedGrossUnrealizedLossBeforeTax

us-gaap:AvailableForSaleSecuritiesAccumulatedGrossUnrealizedLossBeforeTax


Available
Period End2021-06-302021-03-312020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-31
Value100000.0200000.00400000.0000200000.0500000.0800000.0800000.0700000.0300000.0100000.0100000.0200000.0300000.0000200000.00100000.00200000.0
Percentage of AvailableForSaleSecuritiesAccumulatedGrossUnrealizedLossBeforeTax100.0100.00.0100.00.00.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.00.0100.00.0100.00.0100.0

us-gaap:AvailableForSaleSecuritiesAccumulatedGrossUnrealizedLossBeforeTax us-gaap:RestrictedCashAndCashEquivalentsCashAndCashEquivalents

us-gaap:CorporateBondSecurities


Available
Period End2021-06-302021-03-312020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-31
Value100000.0200000.00300000.0000100000.0200000.0300000.0400000.0300000.0100000.000100000.0200000.0000100000.00100000.00100000.0
Percentage of AvailableForSaleSecuritiesAccumulatedGrossUnrealizedLossBeforeTax100.0100.00.075.00.00.00.050.040.037.550.042.933.30.00.050.066.70.00.00.050.00.0100.00.050.0

us-gaap:AvailableForSaleSecuritiesAmortizedCost

us-gaap:AvailableForSaleSecuritiesAmortizedCost


Available
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302014-12-31
Value6867646465625858606159575552464646464546464848505253
Percentage of AvailableForSaleSecuritiesAmortizedCost100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AvailableForSaleSecuritiesAmortizedCost us-gaap:FinancialInstrument

us-gaap:AssetBackedSecurities


Available
Period End2020-12-312019-12-312018-12-312017-12-31
Value12119.46.6
Percentage of AvailableForSaleSecuritiesAmortizedCost19.819.215.914.2

us-gaap:CorporateBondSecurities


Available
Period End2020-12-312019-12-312018-12-312017-12-31
Value31252318
Percentage of AvailableForSaleSecuritiesAmortizedCost48.843.439.739.2

us-gaap:MortgageBackedSecurities


Available
Period End2020-12-312019-12-312018-12-312017-12-31
Value0.40.51.42.4
Percentage of AvailableForSaleSecuritiesAmortizedCost0.60.92.45.2

us-gaap:USGovernmentAgenciesDebtSecurities


Available
Period End2020-12-312019-12-312018-12-312017-12-31
Value19212419
Percentage of AvailableForSaleSecuritiesAmortizedCost30.736.542.041.4

us-gaap:AvailableForSaleSecuritiesAmortizedCost us-gaap:RestrictedCashAndCashEquivalentsCashAndCashEquivalents

us-gaap:AssetBackedSecurities


Available
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302014-12-31
Value121212121210111111119.49.79.48.06.66.96.46.25.05.55.15.35.55.56.24.8
Percentage of AvailableForSaleSecuritiesAmortizedCost18.218.819.819.019.717.319.218.718.318.615.916.917.015.414.215.013.813.211.011.811.110.911.310.911.99.0

us-gaap:CorporateBondSecurities


Available
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302014-12-31
Value3334313026252524252423232220181818181617151717172019
Percentage of AvailableForSaleSecuritiesAmortizedCost48.551.948.846.440.940.543.442.441.339.439.740.941.539.439.239.540.240.237.136.934.134.935.334.839.735.8

us-gaap:MortgageBackedSecurities


Available
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302014-12-31
Value0.40.40.40.50.50.50.50.80.90.91.41.41.52.22.42.32.62.93.23.63.84.04.14.24.20.6
Percentage of AvailableForSaleSecuritiesAmortizedCost0.60.60.60.80.80.80.91.41.51.52.42.42.74.25.25.05.66.27.07.78.38.28.58.38.11.1

us-gaap:USGovernmentCorporationsAndAgenciesSecurities


Available
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302014-12-31
Value2219192125222122232524222021191818182019202221232128
Percentage of AvailableForSaleSecuritiesAmortizedCost32.728.730.733.838.736.536.537.538.840.542.038.337.941.041.440.640.440.444.842.145.046.044.945.940.354.0

us-gaap:AvailableForSaleSecuritiesContinuousUnrealizedLossPositionAccumulatedLoss

us-gaap:AvailableForSaleSecuritiesContinuousUnrealizedLossPositionAccumulatedLoss


Available
Period End2021-06-302021-03-312020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-31
Value100000.0200000.00400000.0000200000.0500000.0800000.0800000.0700000.0300000.0100000.0100000.0200000.0300000.0000200000.00100000.00200000.0
Percentage of AvailableForSaleSecuritiesContinuousUnrealizedLossPositionAccumulatedLoss100.0100.00.0100.00.00.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.00.0100.00.0100.00.0100.0

us-gaap:AvailableForSaleSecuritiesContinuousUnrealizedLossPositionAccumulatedLoss us-gaap:RestrictedCashAndCashEquivalentsCashAndCashEquivalents

us-gaap:CorporateBondSecurities


Available
Period End2021-06-302021-03-312020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-31
Value100000.0200000.00300000.0000100000.0200000.0300000.0400000.0300000.0100000.000100000.0200000.000100000.00100000.00100000.0
Percentage of AvailableForSaleSecuritiesContinuousUnrealizedLossPositionAccumulatedLoss100.0100.00.075.00.00.00.050.040.037.550.042.933.30.00.050.066.70.00.050.00.0100.00.050.0

us-gaap:AvailableForSaleSecuritiesContinuousUnrealizedLossPositionFairValue

us-gaap:AvailableForSaleSecuritiesContinuousUnrealizedLossPositionFairValue


Available
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302012-12-31
Value19222.24.73.1185.25.66.623405348464026252933101.45.8391323133341251726212023
Percentage of AvailableForSaleSecuritiesContinuousUnrealizedLossPositionFairValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AvailableForSaleSecuritiesContinuousUnrealizedLossPositionFairValue us-gaap:FinancialInstrument

us-gaap:CorporateBondSecurities


Available
Period End2020-12-312019-12-312018-12-312017-12-31
Value2.21.41813
Percentage of AvailableForSaleSecuritiesContinuousUnrealizedLossPositionFairValue100.026.945.632.3

us-gaap:AvailableForSaleSecuritiesContinuousUnrealizedLossPositionFairValue us-gaap:RestrictedCashAndCashEquivalentsCashAndCashEquivalents

us-gaap:AssetBackedSecurities


Available
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-30
Value3.92.70.50.56.31.91.41.84.68.09.17.46.75.94.23.04.32.80.80.31.45.41.31.90.93.71.6
Percentage of AvailableForSaleSecuritiesContinuousUnrealizedLossPositionFairValue19.611.810.616.133.536.525.027.319.719.716.915.414.614.716.011.814.68.47.921.424.113.79.88.06.711.03.9

us-gaap:CorporateBondSecurities


Available
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-31
Value11162.24.20.6121.40.91.58.218201919135.47.37.9114.82.1148.0138.218
Percentage of AvailableForSaleSecuritiesContinuousUnrealizedLossPositionFairValue57.873.2100.089.419.464.926.916.122.735.245.638.740.543.032.320.628.726.835.347.536.236.260.658.461.253.7

us-gaap:USGovernmentCorporationsAndAgenciesSecurities


Available
Period End2021-06-302021-03-312020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302013-12-312013-09-302013-06-302012-12-31
Value4.53.42.00.01.93.03.010.01221191718141314162.80.80.9162.76.44.3112511118.71216
Percentage of AvailableForSaleSecuritiesContinuousUnrealizedLossPositionFairValue22.614.964.50.036.553.645.542.931.340.140.037.647.054.652.848.849.127.757.115.542.320.526.932.135.260.547.245.440.362.671.4

us-gaap:AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss

us-gaap:AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss


Available
Period End2021-06-302021-03-312020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-31
Value100000.0200000.00400000.00000100000.0600000.0600000.0500000.0200000.0100000.0100000.0200000.0300000.0000200000.00100000.00100000.0
Percentage of AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss100.0100.00.0100.00.00.00.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.00.0100.00.0100.00.0100.0

us-gaap:AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss us-gaap:RestrictedCashAndCashEquivalentsCashAndCashEquivalents

us-gaap:CorporateBondSecurities


Available
Period End2021-06-302021-03-312020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-31
Value100000.0200000.00300000.00000100000.0300000.0300000.0200000.0100000.000100000.0200000.000100000.00100000.00100000.0
Percentage of AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss100.0100.00.075.00.00.00.00.0100.050.050.040.050.00.00.050.066.70.00.050.00.0100.00.0100.0

us-gaap:AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsFairValue

us-gaap:AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsFairValue


Available
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302012-12-31
Value19222.24.73.1185.24.31.23.0184241362823252933101.45.3371123102834171526212023
Percentage of AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsFairValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsFairValue us-gaap:FinancialInstrument

us-gaap:CorporateBondSecurities


Available
Period End2020-12-312019-12-312018-12-312017-12-31
Value2.21.41211
Percentage of AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsFairValue100.026.963.539.4

us-gaap:AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsFairValue us-gaap:RestrictedCashAndCashEquivalentsCashAndCashEquivalents

us-gaap:AssetBackedSecurities


Available
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-30
Value3.92.70.50.56.31.90.40.31.04.77.06.45.74.94.23.04.32.80.80.31.45.41.31.90.93.71.6
Percentage of AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsFairValue20.311.810.616.133.536.59.325.033.324.916.515.615.817.417.711.814.68.47.921.426.414.611.08.38.813.14.6

us-gaap:CorporateBondSecurities


Available
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-31
Value10162.24.20.6121.40.90.91.212191818114.07.37.9114.81.6127.3137.515
Percentage of AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsFairValue56.273.2100.089.419.464.926.920.975.040.063.546.244.851.139.416.928.726.835.347.530.234.061.960.073.554.1

us-gaap:USGovernmentCorporationsAndAgenciesSecurities


Available
Period End2021-06-302021-03-312020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302013-12-312013-09-302013-06-302012-12-31
Value4.53.42.00.01.93.00.00.82.214141011131314162.80.80.9162.05.71.89.3207.4118.71216
Percentage of AvailableForSaleSecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsFairValue23.414.964.50.036.569.80.026.711.634.436.330.039.055.752.848.849.127.757.117.043.116.924.817.632.960.342.345.440.362.671.4

us-gaap:AvailableForSaleSecuritiesContinuousUnrealizedLossPositionTwelveMonthsOrLongerFairValue

us-gaap:AvailableForSaleSecuritiesContinuousUnrealizedLossPositionTwelveMonthsOrLongerFairValue


Available
Period End2021-06-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-31
Value0.70.00.00.01.35.42021117.110.0122.50.00.00.00.00.00.52.41.40.83.25.27.07.52.00.0
Percentage of AvailableForSaleSecuritiesContinuousUnrealizedLossPositionTwelveMonthsOrLongerFairValue100.00.00.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.00.00.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0

us-gaap:AvailableForSaleSecuritiesContinuousUnrealizedLossPositionTwelveMonthsOrLongerFairValue us-gaap:RestrictedCashAndCashEquivalentsCashAndCashEquivalents

us-gaap:CorporateBondSecurities


Available
Period End2021-06-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-31
Value0.70.00.00.00.00.67.06.51.21.11.41.91.40.00.00.00.00.51.70.70.10.72.7
Percentage of AvailableForSaleSecuritiesContinuousUnrealizedLossPositionTwelveMonthsOrLongerFairValue100.00.00.00.00.011.134.530.010.515.514.015.856.00.00.00.00.0100.070.850.012.521.951.9

us-gaap:AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsAmortizedCost

us-gaap:AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsAmortizedCost


Available
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-03-312013-12-312013-09-302012-12-31
Value2100000.01700000.04700000.05100000.03500000.02700000.01500000.01000000.02100000.01700000.0800000.0600000.0300000.01000000.01000000.0600000.03500000.03200000.02200000.0500000.0500000.01500000.0500000.01000000.0700000.01900000.04100000.04600000.04500000.04100000.03900000.0
Percentage of AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsAmortizedCost100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue

us-gaap:AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue


Available
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-03-312013-12-312013-09-302012-12-31
Value2100000.01700000.04800000.05200000.03600000.02600000.01500000.01000000.02100000.01700000.0800000.0600000.0300000.01000000.01000000.0600000.03500000.03200000.02200000.0500000.0500000.01500000.0500000.01000000.0700000.01900000.04100000.04500000.04200000.03900000.03800000.0
Percentage of AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsAmortizedCost

us-gaap:AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsAmortizedCost


Available
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-03-312013-12-312013-09-302012-12-31
Value6258585655525050535455535145404239403941414142434238458.77.89.18.6
Percentage of AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsAmortizedCost100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue

us-gaap:AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue


Available
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-03-312013-12-312013-09-302012-12-31
Value6359605857535151545554525045404239403941414242434239458.67.89.08.6
Percentage of AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsAmortizedCost

us-gaap:AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsAmortizedCost


Available
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312013-12-31
Value200000.0200000.0200000.0200000.0200000.0300000.0300000.0500000.0500000.0600000.01400000.01400000.01600000.02300000.02400000.02300000.02500000.02700000.02400000.02500000.02800000.02900000.02900000.02900000.02900000.02400000.0300000.00
Percentage of AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsAmortizedCost100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0

us-gaap:AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsFairValue

us-gaap:AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsFairValue


Available
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312013-12-31
Value200000.0200000.0200000.0200000.0200000.0300000.0300000.0500000.0500000.0600000.01400000.01400000.01500000.02200000.02400000.02300000.02500000.02700000.02400000.02500000.02800000.02900000.02800000.02900000.02900000.02400000.0300000.00
Percentage of AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsFairValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0

us-gaap:AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearAmortizedCost

us-gaap:AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearAmortizedCost


Available
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-03-312013-12-312013-09-302012-12-31
Value3.76.81.12.66.27.05.76.64.84.71.72.52.12.82.50.70.80.41.62.31.62.42.62.85.99.73.839413933
Percentage of AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearAmortizedCost100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearFairValue

us-gaap:AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearFairValue


Available
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-03-312013-12-312013-09-302012-12-31
Value3.76.81.12.66.27.05.76.64.84.71.72.52.12.82.50.70.80.41.62.31.62.42.62.85.99.73.839413933
Percentage of AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearFairValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AvailableForSaleSecuritiesRestricted

us-gaap:AvailableForSaleSecuritiesRestricted


Available
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value69686666676359596162585654514646464645474649485052535351545253514747460.00.8850.8190.810.8080.7380.805
Percentage of AvailableForSaleSecuritiesRestricted100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0

us-gaap:AvailableForSaleSecuritiesRestricted cacc:TrustAssetsAndReinsuranceLiabilities

cacc:TrustAssets


Available
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-31
Value6968666667635959616258565451464646464547464948505253535154525351474746
Percentage of AvailableForSaleSecuritiesRestricted100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AvailableForSaleSecuritiesRestricted us-gaap:FairValueByFairValueHierarchyLevel

us-gaap:FairValueInputsLevel1


Available
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312012-12-31
Value5655525354484747494947444341373637373737373938404143474742232524
Percentage of AvailableForSaleSecuritiesRestricted81.480.879.980.580.077.480.180.180.380.081.779.079.280.380.580.080.680.581.979.179.481.180.180.880.081.189.893.277.144.246.852.1

us-gaap:FairValueInputsLevel2


Available
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312012-12-31
Value12131313131411111212101111109.09.29.09.18.29.89.69.39.69.71010.05.43.512292822
Percentage of AvailableForSaleSecuritiesRestricted18.619.220.119.520.022.619.919.919.720.018.321.020.819.719.520.019.419.518.120.920.618.919.919.220.018.910.26.822.955.853.247.9

us-gaap:AvailableForSaleSecuritiesRestricted us-gaap:FairValueByMeasurementBasis

us-gaap:CarryingReportedAmountFairValueDisclosure


Available
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312012-12-31
Value6968666667635959616258565451464646464547464948505253535154525346
Percentage of AvailableForSaleSecuritiesRestricted100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:EstimateOfFairValueFairValueDisclosure


Available
Period End2021-06-302021-03-312020-12-312020-09-302020-06