SAH


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

Table of contents


us-gaap:StatementClassOfStock
us-gaap:CommonStockValue
us-gaap:StatementClassOfStock, us-gaap:StatementEquityComponents
us-gaap:SharesOutstanding
us-gaap:StatementClassOfStock
us-gaap:CommonStockSharesIssued
us-gaap:StatementClassOfStock
us-gaap:CommonStockSharesOutstanding

us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding

us-gaap:WeightedAverageNumberOfSharesOutstandingBasic

us-gaap:EarningsPerShareBasic

us-gaap:EarningsPerShareDiluted

us-gaap:IncomeLossFromContinuingOperationsPerBasicShare

us-gaap:IncomeLossFromContinuingOperationsPerDilutedShare

us-gaap:ComprehensiveIncomeNetOfTax

us-gaap:CostOfGoodsAndServicesSold
us-gaap:ProductOrService
us-gaap:DisposalGroupClassification
us-gaap:DisposalGroupNotDiscontinuedOperationGainLossOnDisposal

us-gaap:GrossProfit

us-gaap:IncomeLossFromContinuingOperations

us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest

us-gaap:IncomeTaxExpenseBenefit

us-gaap:IncomeTaxesPaidNet

us-gaap:NetIncomeLoss
us-gaap:StatementEquityComponents

us-gaap:NonoperatingIncomeExpense

us-gaap:OperatingIncomeLoss
us-gaap:ConsolidationItems
us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

us-gaap:OtherNonoperatingIncomeExpense
us-gaap:ConsolidationItems

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

us-gaap:Revenues

us-gaap:SellingGeneralAndAdministrativeExpense

us-gaap:Assets
us-gaap:StatementBusinessSegments

us-gaap:LiabilitiesAndStockholdersEquity

us-gaap:StockholdersEquity
us-gaap:StatementClassOfStock, us-gaap:StatementEquityComponents
us-gaap:StatementEquityComponents

us-gaap:AssetsCurrent

us-gaap:CashAndCashEquivalentsAtCarryingValue

us-gaap:ReceivablesNetCurrent

us-gaap:InventoryNet

us-gaap:OtherAssetsCurrent
us-gaap:PropertyPlantAndEquipmentByType
us-gaap:PropertyPlantAndEquipmentGross

us-gaap:AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment

us-gaap:PropertyPlantAndEquipmentNet

us-gaap:Goodwill
us-gaap:ReportingUnit
us-gaap:IndefiniteLivedIntangibleAssetsByMajorClass
us-gaap:IndefiniteLivedIntangibleAssetsExcludingGoodwill

us-gaap:IntangibleAssetsNetExcludingGoodwill

us-gaap:OperatingLeaseRightOfUseAsset

us-gaap:OtherAssetsNoncurrent

us-gaap:OtherAssets

us-gaap:AccountsPayableCurrent

us-gaap:LiabilitiesCurrent

us-gaap:LongTermDebtCurrent

us-gaap:OperatingLeaseLiabilityCurrent

us-gaap:OtherLiabilitiesCurrent
us-gaap:RetirementPlanType

us-gaap:LongTermDebt
us-gaap:LongtermDebtType

us-gaap:LongTermDebtNoncurrent

us-gaap:DeferredIncomeTaxLiabilitiesNet

us-gaap:OtherLiabilitiesNoncurrent
us-gaap:RetirementPlanType

us-gaap:OperatingLeaseLiabilityNoncurrent

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearTwo

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearThree

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFour

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFive

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive

us-gaap:OperatingLeaseLiability

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDue

us-gaap:LesseeOperatingLeaseLiabilityUndiscountedExcessAmount

us-gaap:StockholdersEquity
us-gaap:StatementClassOfStock, us-gaap:StatementEquityComponents
us-gaap:StatementEquityComponents
us-gaap:StatementClassOfStock
us-gaap:CommonStockValue

us-gaap:AdditionalPaidInCapitalCommonStock

us-gaap:RetainedEarningsAccumulatedDeficit

us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax

us-gaap:TreasuryStockValue
us-gaap:StatementEquityComponents
us-gaap:AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue

us-gaap:NetCashProvidedByUsedInOperatingActivities

us-gaap:NetCashProvidedByUsedInInvestingActivities

us-gaap:NetCashProvidedByUsedInFinancingActivities

us-gaap:CashAndCashEquivalentsPeriodIncreaseDecrease

us-gaap:AmortizationOfFinancingCosts

us-gaap:DeferredIncomeTaxExpenseBenefit

us-gaap:DepreciationDepletionAndAmortization
us-gaap:StatementBusinessSegments

us-gaap:IncreaseDecreaseInInventories

us-gaap:NetCashProvidedByUsedInOperatingActivities

us-gaap:NetIncomeLoss
us-gaap:StatementEquityComponents

us-gaap:ShareBasedCompensation

us-gaap:NetCashProvidedByUsedInInvestingActivities

us-gaap:PaymentsToAcquirePropertyPlantAndEquipment
us-gaap:StatementBusinessSegments

us-gaap:NetCashProvidedByUsedInFinancingActivities

us-gaap:ProceedsFromIssuanceOfLongTermDebt

us-gaap:RepaymentsOfLongTermDebt

us-gaap:PaymentsOfDividendsCommonStock

us-gaap:PaymentsForRepurchaseOfCommonStock

us-gaap:EffectiveIncomeTaxRateContinuingOperations

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice

us-gaap:DeferredTaxLiabilities

us-gaap:DeferredTaxAssetsNet

us-gaap:UnrecognizedTaxBenefits

us-gaap:DeferredTaxAssetsValuationAllowance

sah:DebtInstrumentPercentageOfOutstandingPrincipalAmountRedeemableUponEventOfDefault

sah:DepreciationAndAmortizationOfPropertyPlantAndEquipment
us-gaap:DisposalGroupClassification
sah:DisposalGroupNotDiscontinuedOperationIncomeLossBeforeIncomeTax
us-gaap:DisposalGroupClassification
sah:DisposalGroupNotDiscontinuedOperationOperatingIncomeLoss
us-gaap:DisposalGroupClassification
sah:DisposalGroupNotDiscontinuedOperationRevenue

sah:FloorPlanInterestExpense
us-gaap:StatementBusinessSegments

sah:IncomeTaxBenefitGoodwillImpairment

sah:IncreaseDecreaseInVehicleFloorPlanPayableNonTradeNet

sah:IncreaseDecreaseInVehicleFloorPlanPayableTradeNet

sah:LossGainOnDisposalOfFranchisesAndPropertyAndEquipment

sah:OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesAmortizationOfTerminatedSwapsBeforeTax

sah:ProceedsFromDispositionsOfFranchises

sah:ProvisionRecoveryForDoubtfulAccounts

sah:RestrictedStockAmortizationNetOfForfeitures
us-gaap:StatementEquityComponents

sah:RetailUnits
us-gaap:StatementBusinessSegments

us-gaap:AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivities

us-gaap:AssetImpairmentCharges
us-gaap:ConsolidationItems
us-gaap:StatementBusinessSegments

us-gaap:ContractWithCustomerAssetCumulativeCatchUpAdjustmentToRevenueChangeInMeasureOfProgress
us-gaap:DebtInstrument, us-gaap:DebtInstrumentRedemptionPeriod
us-gaap:DebtInstrumentRedemptionPricePercentageOfPrincipalAmountRedeemed

us-gaap:DepreciationAndAmortization

us-gaap:DiscontinuedOperationIncomeLossFromDiscontinuedOperationBeforeIncomeTax
us-gaap:DisposalGroupClassification

us-gaap:DiscontinuedOperationTaxEffectOfDiscontinuedOperation
us-gaap:DisposalGroupClassification
us-gaap:DisposalGroupIncludingDiscontinuedOperationOperatingIncomeLoss
us-gaap:StatementClassOfStock
us-gaap:DividendsCommonStock
us-gaap:StatementClassOfStock, us-gaap:StatementEquityComponents

us-gaap:EffectiveIncomeTaxRateReconciliationShareBasedCompensationExcessTaxBenefitAmount

us-gaap:FinanceLeaseInterestExpense

us-gaap:FinanceLeaseInterestPaymentOnLiability

us-gaap:FinanceLeasePrincipalPayments

us-gaap:FinanceLeaseRightOfUseAssetAmortization

us-gaap:GoodwillImpairmentLoss

us-gaap:IncomeLossFromDiscontinuedOperationsNetOfTax

us-gaap:IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare

us-gaap:IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare

us-gaap:IncomeLossFromEquityMethodInvestmentsNetOfDividendsOrDistributions

us-gaap:IncomeTaxReconciliationDispositionOfAssets

us-gaap:IncomeTaxReconciliationNondeductibleExpenseImpairmentLosses

us-gaap:IncomeTaxReconciliationTaxContingencies

us-gaap:IncomeTaxReconciliationTaxSettlementsStateAndLocal

us-gaap:IncreaseDecreaseInAccountsAndOtherReceivables

us-gaap:IncreaseDecreaseInAccountsPayableAndAccruedLiabilities

us-gaap:IncreaseDecreaseInOtherOperatingAssets

us-gaap:InterestExpenseOther
us-gaap:ConsolidationItems
us-gaap:StatementBusinessSegments

us-gaap:InterestPaid

us-gaap:LeaseCost

us-gaap:OperatingLeaseCost

us-gaap:OperatingLeasePayments

us-gaap:OtherComprehensiveIncomeDerivativesQualifyingAsHedgesBeforeTaxPortionAttributableToParent

us-gaap:OtherComprehensiveIncomeDerivativesQualifyingAsHedgesNetOfTaxPortionAttributableToParent

us-gaap:OtherComprehensiveIncomeDerivativesQualifyingAsHedgesTaxPortionAttributableToParent

us-gaap:OtherComprehensiveIncomeLossBeforeTaxPortionAttributableToParent

us-gaap:OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesNetOfTax

us-gaap:OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent
us-gaap:StatementEquityComponents

us-gaap:OtherComprehensiveIncomeLossTaxPortionAttributableToParent1

us-gaap:PaymentsOfDebtIssuanceCosts

us-gaap:PaymentsToAcquireBusinessesNetOfCashAcquired

us-gaap:ProceedsFromDivestitureOfBusinessesNetOfCashDivested

us-gaap:ProceedsFromLongTermLinesOfCredit

us-gaap:ProceedsFromSaleOfPropertyPlantAndEquipment

us-gaap:PropertyPlantAndEquipmentAdditions

us-gaap:RepaymentsOfLongTermLinesOfCredit

us-gaap:RightOfUseAssetObtainedInExchangeForFinanceLeaseLiability

us-gaap:RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability

us-gaap:ShortTermLeaseCost
us-gaap:StatementClassOfStock, us-gaap:StatementEquityComponents
us-gaap:StockIssuedDuringPeriodSharesShareBasedCompensation

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

us-gaap:SubleaseIncome
us-gaap:StatementClassOfStock, us-gaap:StatementEquityComponents
us-gaap:TreasuryStockSharesAcquired

us-gaap:TreasuryStockValueAcquiredCostMethod
us-gaap:StatementClassOfStock, us-gaap:StatementEquityComponents

us-gaap:VariableLeaseCost
us-gaap:StatementClassOfStock
dei:EntityCommonStockSharesOutstanding
us-gaap:DebtInstrument
sah:A2019MortgageFacilityOutstanding

sah:CommitmentsForFacilityConstructionProjects
us-gaap:ConcentrationRiskByType
sah:ConcentrationCreditRiskAmount

sah:ConcentrationCreditRiskReceivables

sah:ContingentLiabilityReserveBalance

sah:ContractsInTransitIncludedInNetReceivables
us-gaap:DebtInstrument
sah:DebtInstrumentCovenantComplianceUnrestrictedNetIncomeLossAndRetainedEarnings

sah:DebtInstrumentNetOfUnamortizedDiscountOrPremiumAfterYearFive

sah:DebtInstrumentNetOfUnamortizedDiscountOrPremiumNextTwelveMonths

sah:DebtInstrumentNetOfUnamortizedDiscountOrPremiumYearFive

sah:DebtInstrumentNetOfUnamortizedDiscountOrPremiumYearFour

sah:DebtInstrumentNetOfUnamortizedDiscountOrPremiumYearThree

sah:DebtInstrumentNetOfUnamortizedDiscountOrPremiumYearTwo
us-gaap:FairValueByFairValueHierarchyLevel
sah:DeferredCompensationPlanLiabilityFairValueDisclosure

sah:DeferredTaxAssetsBasisDifferenceRelatedToROUAssets

sah:DeferredTaxAssetsInterestAndStateTaxes

sah:DeferredTaxLiabilityBasisDifferenceInROUAssets

sah:DerivativeInstrumentUnamortizedPremium

sah:EchoParkSegmentAssets

sah:FinanceLeaseLiabilityCurrentModifications

sah:FinanceLeaseLiabilityNoncurrentModifications

sah:FinanceLeaseRightofUseAssetModifications

sah:FranchisedDealershipsSegmentAssets

sah:GoodwillFranchiseSegment

sah:GoodwillPreownedSegment

sah:InitialBorrowingFloorPlanFacility2021

sah:InitialBorrowingRevolvingFacility2021

sah:InventoryNewVehicles

sah:InventoryServiceLoaners

sah:InventoryUsedVehicles

sah:LeaseLiabilityCurrentTotal

sah:LeaseLiabilityNoncurrentTotal
us-gaap:BalanceSheetLocation
sah:LegalMattersAmountReservedForPendingProceedings

sah:LongTermDebtNetOfUnamortizedDiscountOrPremiumIncludingDebtIssuanceCosts

sah:MaximumBorrowing2020LineOfCreditFacility

sah:MaximumConsolidatedAggregateLeaseAdjustedLeverageRatio

sah:MinimumConsolidatedFixedChargeCoverageRatio

sah:MinimumConsolidatedLiquidityRatio

sah:NetLongTermDeferredTaxLiability

sah:OperatingLeaseLiabilityCurrentModifications

sah:OperatingLeaseLiabilityCurrentNewLeases

sah:OperatingLeaseLiabilityNoncurrentModifications

sah:OperatingLeaseLiabilityNoncurrentNewLeases

sah:OperatingLeaseRightofUseAssetModifications

sah:OperatingLeaseRightofUseAssetNewLeases

sah:PropertyPlantAndEquipmentBeforeReclassificationOfAssetsHeldToSale

sah:RemainingAvailability2020LOC
us-gaap:CreditFacility, us-gaap:DebtInstrument
sah:RevolvingBorrowingBase

sah:RightOfUseAssetsTotal

sah:VehicleFloorPlanPayableNonTrade

sah:VehicleFloorPlanPayableTrade

us-gaap:AccrualForEnvironmentalLossContingenciesGross
us-gaap:FairValueByFairValueHierarchyLevel
us-gaap:AssetsFairValueDisclosure

us-gaap:AssetsHeldForSaleNotPartOfDisposalGroupCurrent
us-gaap:FairValueByFairValueHierarchyLevel
us-gaap:CashSurrenderValueFairValueDisclosure
us-gaap:ProductOrService, us-gaap:AdjustmentsForNewAccountingPronouncements
us-gaap:ContractWithCustomerAssetNetCurrent

us-gaap:DebtInstrumentCarryingAmount
us-gaap:LongtermDebtType
us-gaap:DebtInstrument
us-gaap:DebtInstrumentUnusedBorrowingCapacityAmount
us-gaap:LongtermDebtType
us-gaap:DebtWeightedAverageInterestRate

us-gaap:DeferredFinanceCostsNet

us-gaap:DeferredIncomeTaxLiabilities

us-gaap:DeferredIncomeTaxesAndOtherAssetsNoncurrent

us-gaap:DeferredTaxAndOtherLiabilitiesNoncurrent

us-gaap:DeferredTaxAssetsDerivativeInstruments

us-gaap:DeferredTaxAssetsInventory

us-gaap:DeferredTaxAssetsOperatingLossCarryforwards

us-gaap:DeferredTaxAssetsOperatingLossCarryforwardsStateAndLocal

us-gaap:DeferredTaxAssetsOperatingLossCarryforwardsSubjectToExpiration

us-gaap:DeferredTaxAssetsOther

us-gaap:DeferredTaxAssetsPropertyPlantAndEquipment

us-gaap:DeferredTaxAssetsTaxDeferredExpenseReservesAndAccruals

us-gaap:DeferredTaxLiabilitiesGoodwillAndIntangibleAssetsGoodwill

us-gaap:DeferredTaxLiabilitiesOther
us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanAccumulatedBenefitObligation

us-gaap:DefinedBenefitPlanAssumptionsUsedCalculatingBenefitObligationRateOfCompensationIncrease
us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanBenefitObligation

us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsFiveFiscalYearsThereafter

us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsNextTwelveMonths

us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFive

us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFour

us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsYearThree

us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsYearTwo
us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanFundedStatusOfPlan
us-gaap:DerivativeInstrumentRisk
us-gaap:DerivativeLiabilityNotionalAmount

us-gaap:DerivativeVariableInterestRate
us-gaap:AwardType
us-gaap:EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedShareBasedAwardsOtherThanOptions

us-gaap:EquityMethodInvestmentOwnershipPercentage
us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName

us-gaap:FinanceLeaseLiability

us-gaap:FinanceLeaseLiabilityCurrent

us-gaap:FinanceLeaseLiabilityNoncurrent

us-gaap:FinanceLeaseLiabilityPaymentsDue

us-gaap:FinanceLeaseLiabilityPaymentsDueAfterYearFive

us-gaap:FinanceLeaseLiabilityPaymentsDueNextTwelveMonths

us-gaap:FinanceLeaseLiabilityPaymentsDueYearFive

us-gaap:FinanceLeaseLiabilityPaymentsDueYearFour

us-gaap:FinanceLeaseLiabilityPaymentsDueYearThree

us-gaap:FinanceLeaseLiabilityPaymentsDueYearTwo

us-gaap:FinanceLeaseLiabilityUndiscountedExcessAmount

us-gaap:FinanceLeaseRightOfUseAsset

us-gaap:FinanceLeaseWeightedAverageDiscountRatePercent

us-gaap:GoodwillImpairedAccumulatedImpairmentLoss

us-gaap:IncomeTaxExaminationPenaltiesAndInterestAccrued

us-gaap:InterestPayableCurrent
us-gaap:FairValueByFairValueHierarchyLevel
us-gaap:InterestRateCashFlowHedgeAssetAtFairValue
us-gaap:BalanceSheetLocation, us-gaap:FairValueByFairValueHierarchyLevel
us-gaap:InterestRateCashFlowHedgeLiabilityAtFairValue

us-gaap:InventoryPartsAndComponentsNetOfReserves

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths

us-gaap:LessorOperatingLeasePaymentsToBeReceived

us-gaap:LessorOperatingLeasePaymentsToBeReceivedFiveYears

us-gaap:LessorOperatingLeasePaymentsToBeReceivedFourYears

us-gaap:LessorOperatingLeasePaymentsToBeReceivedNextTwelveMonths

us-gaap:LessorOperatingLeasePaymentsToBeReceivedThereafter

us-gaap:LessorOperatingLeasePaymentsToBeReceivedTwoYears
us-gaap:CreditFacility, us-gaap:DebtInstrument
us-gaap:LettersOfCreditOutstandingAmount
us-gaap:FairValueByFairValueHierarchyLevel
us-gaap:LiabilitiesFairValueDisclosure
us-gaap:CreditFacility, us-gaap:DebtInstrument
us-gaap:LineOfCreditFacilityCurrentBorrowingCapacity
us-gaap:CreditFacility, us-gaap:DebtInstrument
us-gaap:LineOfCreditFacilityMaximumBorrowingCapacity
us-gaap:CreditFacility, us-gaap:DebtInstrument
us-gaap:LineOfCreditFacilityRemainingBorrowingCapacity
us-gaap:DebtInstrument
us-gaap:LongTermDebtFairValue
us-gaap:LongtermDebtType
us-gaap:Range, us-gaap:LongtermDebtType
us-gaap:LongTermDebtPercentageBearingVariableInterestRate
us-gaap:LongtermDebtType
us-gaap:LongtermDebtPercentageBearingFixedInterestAmount
us-gaap:LongtermDebtType
us-gaap:LongtermDebtPercentageBearingVariableInterestAmount

us-gaap:OperatingLeaseWeightedAverageDiscountRatePercent

us-gaap:SelfInsuranceReserve

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue

us-gaap:SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvestedWeightedAverageGrantDateFairValue

us-gaap:StockRepurchaseProgramAuthorizedAmount1
us-gaap:StatementClassOfStock
us-gaap:StockRepurchaseProgramRemainingAuthorizedRepurchaseAmount1
us-gaap:DebtInstrument
us-gaap:SubordinatedDebt
us-gaap:StatementClassOfStock
us-gaap:TreasuryStockShares

us-gaap:UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestAccrued

us-gaap:UnrecognizedTaxBenefitsThatWouldImpactEffectiveTaxRate

us-gaap:ValuationAllowancesAndReservesBalance

Plots across concepts


IncomeStatement
Net Income Loss
Expenses
Other Nonoperating Income Expense
Balance Sheet
Intangible Assets Net Excluding Goodwill
Assets
Other Assets
Current Assets
Other Assets Current
NonCurrent Assets
Intangible Assets Net Excluding Goodwill
PropertyPlantAndEquipmentNet
Accumulated Depreciation Depletion And Amortization Property Plant And Equipment
Liabilities
Operating Lease Liability
Current Liabilities
Operating Lease Liability Current
Noncurrent Liabilities
Deferred Income Tax Liabilities Net
Stockholders Equity
Accumulated Other Comprehensive Income Loss Net Of Tax
CashFlow
Net Cash Provided By Used In Operating Activities
NetCashProvidedByUsedInOperatingActivities
Increase Decrease In Inventories
NetCashProvidedByUsedInInvestingActivities
Net Cash Provided By Used In Investing Activities
NetCashProvidedByUsedInFinancingActivities
Payments For Repurchase Of Common Stock
Shares
Weighted Average Number Of Shares Outstanding Basic
DividendsAndRepurchase
Payments For Repurchase Of Common Stock
OperatingLeaseLiability
Operating Lease Liability Current
NonoperatingIncomeExpense
Nonoperating Income Expense
LesseeOperatingLeaseLiabilityPaymentsDue
Lessee Operating Lease Liability Payments Due Year Four

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 us-gaap:StatementClassOfStock us-gaap:CommonClassA█▇▇▇▇▆▆▆▆▆▅▅▅▅▄▄▄▄▃▃▃▃▃▃▃▃▂▂▂▂▂▁▁▁▁▁0.6640.660.6560.6560.6560.6520.6470.6470.6470.6470.6420.6420.6410.6410.6350.6350.6350.6340.630.630.630.6290.6260.6250.6250.6240.620.620.620.6190.6160.6150.6150.6150.6140.612NA0.570.5640.5630.562NA0.557NANA
 us-gaap:SharesOutstanding us-gaap:StatementClassOfStock,us-gaap:StatementEquityComponents us-gaap:CommonClassA,us-gaap:CommonStock█▇▇▇▇▆▅▅▅▅▄▄▄▄▃▃▃▃▂▂▂▂▁▁66.44966.01865.60865.60865.60465.19964.73464.73464.72864.67764.19764.19764.12664.08563.45763.45763.45663.38962.96762.95762.95562.92662.58662.457NANA62.047NANANA61.584NANANA61.352NANANANANANANANANANA
 us-gaap:SharesOutstanding us-gaap:StatementClassOfStock,us-gaap:StatementEquityComponents us-gaap:CommonClassA,us-gaap:TreasuryStock████████████▁▁▁▁▁▁▁▁▁▁▂▂36.76836.76735.8135.42234.63834.36433.62933.62933.62933.62533.47633.476-33.444-33.443-32.29-32.29-31.623-30.441-30.263-30.116-29.537-28.778-24.675-24.558NANA-23.156NANANA-20.9NANANA-20.142NANANANANANANANANANA
 us-gaap:CommonStockSharesIssued us-gaap:StatementClassOfStock us-gaap:CommonClassA██▇▇▇▇▇▇▇▇▆▆▆▆▆▆▆▆▆▆▆▆▅▅▅▅▅▅▅▅▅▅▅▅▅▄▂▂▁▁▁66.44854666.01771665.60762865.60762865.60374665.19924764.73366764.73366764.72810664.67685864.19738564.19738564.12613364.08470463.45669863.45669863.45550963.38946362.96706162.95689462.95539262.92592162.58638162.45660362.45125462.41661262.04696662.00663662.00530361.89071261.58424861.53470661.53541661.4624361.35213461.19186657.01152856.95139356.37777856.30727356.21448NA55.738639NANA
 us-gaap:CommonStockSharesOutstanding us-gaap:StatementClassOfStock us-gaap:CommonClassA▁▁▁▁▂▂▂▂▂▂▂▂▂▂▂▂▂▃▃▃▃▃▅▅▅▅▅▆▆▆▆▆▆▆▆█▆▆▆▆▆29.68041429.25051229.79772730.1858330.96525530.83479331.10531.10531.09943931.05143130.72122630.72122630.68218130.64171731.16620531.16620531.83213132.94873532.70386532.84072633.41845534.1480437.91093837.89903838.69606738.81321938.89053339.4380940.6069140.6127940.68398440.75138640.76702540.92917641.21050744.50408741.12742841.06981540.60003140.66003940.941955NA40.757999NANA
us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding ▁█43.42443.542NA44.57743.57542.615NA44.20343.2342.888NA42.99442.9242.789NA43.81144.8144.791NA45.35445.92447.122NA50.76951.09351.403NA52.55352.9352.946NA52.91852.94252.931NA59.01163.50664.42NA65.51765.93665.95NA65.85165.807
us-gaap:WeightedAverageNumberOfSharesOutstandingBasic █▁41.58141.541NA42.5142.9442.615NA43.07843.06642.838NA42.67342.66242.789NA43.49644.5744.791NA45.11845.73146.95NA50.45650.78450.854NA52.0752.51452.418NA52.55352.59752.586NA55.06952.59352.224NA52.36652.46152.416NA52.31152.249
us-gaap:EarningsPerShareBasic █▇▇▇▆▁▆▆▆▆▆▆▆▅▇▆▆▅▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▇▆▆2.741.311.33999999999999991.410.72-4.681.070.670.620.980.510.350.4-0.051.430.450.27-0.010.840.40.50.310.620.530.290.270.510.470.510.370.530.440.170.40.550.180.530.390.390.370.40.281.220.250.16
us-gaap:EarningsPerShareDiluted █▇▇▇▆▁▆▆▆▆▆▆▆▅▇▆▆▅▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆2.631.251.33999999999999991.340.71-4.681.040.660.610.980.510.350.39-0.051.420.440.27-0.010.830.40.50.310.620.520.290.270.50.470.510.360.530.440.170.40.550.180.470.350.350.330.350.261.00.230.16
us-gaap:IncomeLossFromContinuingOperationsPerBasicShare █▇▇▇▆▁▆▆▆▆▆▆▆▅▇▆▆▅▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▇▆▆2.74e-061.29e-061.3399999999999999e-061.4099999999999998e-067.2e-07-4.67e-061.08e-066.800000000000001e-076.2e-079.9e-075.2e-073.6e-074.0000000000000003e-07-5.0000000000000004e-081.4200000000000002e-064.5000000000000003e-072.8e-070.08.399999999999999e-074.2e-075e-073.1e-076.199999999999999e-075.4e-073e-072.8e-075.299999999999998e-074.6999999999999995e-075.1e-073.8e-075.6e-074.6999999999999995e-071.6e-074.1e-075.4e-072.1e-075.2e-073.7e-073.799999999999999e-073.6e-074.2e-073e-071.25e-062.6e-071.8e-07
us-gaap:IncomeLossFromContinuingOperationsPerDilutedShare █▇▇▇▆▁▆▆▆▆▆▆▆▅▇▆▆▅▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆2.63e-061.23e-061.3399999999999999e-061.35e-067.1e-07-4.67e-061.0500000000000003e-066.6e-076.2e-079.9e-075.1e-073.6e-074.0000000000000003e-07-5.0000000000000004e-081.4000000000000001e-064.5000000000000003e-072.7e-070.08.400000000000001e-074.2e-075e-073.1e-076.199999999999999e-075.3e-073e-072.8e-075.2e-074.6999999999999995e-075.1e-073.8e-075.6e-074.6000000000000004e-071.6e-074.1e-075.1e-072.1e-074.6000000000000004e-073.3e-073.400000000000001e-073.3e-073.7e-072.7e-071.02e-062.5e-071.8e-07
  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
 COGS Ratio us-gaap:ProductOrService sah:NewVehicle█▄▆▃▁▂▆▅▅▃▆▅▅▄█▇▅1462.8931156.3171323.4291098.302900.003959.4891360.0651258.0181204.7541066.3341319.5871235.0941238.5711180.8461485.7491362.3011275.069NANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 COGS Ratio us-gaap:ProductOrService sah:PartsServiceandCollisionRepair█▅▅▅▁▆▇▇█▇▇▇▇▇█▇█360.596320.914319.068320.929259.058334.68346.514352.047355.312341.43339.257343.118346.754351.758355.137347.717361.113NANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 COGS Ratio us-gaap:ProductOrService sah:TotalVehicles█▅▅▃▁▂▄▄▄▂▄▃▃▂▄▃▂2814.3962321.2232342.4612100.8321742.0551858.0842276.3682223.8322140.421941.472125.3682029.672054.8911955.292212.6042065.1231957.725NANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 COGS Ratio us-gaap:ProductOrService sah:UsedVehicles█▆▅▄▃▃▄▄▄▃▂▂▂▂▁▁▁1266.6961090.097959.875946.028808.877850.052869.708914.272885.627820.366755.882745.998762.572709.046685.965659.724641.891NANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 COGS Ratio us-gaap:ProductOrService sah:WholesaleVehicles█▇▅▄▁▃▃▃▃▄▃▃▄▅▂▂▂84.80774.80959.15756.50233.17548.54346.59551.54250.03954.7749.89948.57853.74865.39840.8943.09840.765NANANANANANANANANANANANANANANANANANANANANANANANANANANANA
  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
 TTM Greenblatt ROC _ _█▇▇▇▆▁▇▆▆▇▆▆▆▅▆▆▆▆▇▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆165.42787.85105.83796.43353.544-221.87592.22265.19662.97387.31558.69148.13750.64720.18877.18455.76242.17136.44982.63250.92757.04542.30569.74462.92343.1341.49662.4756.90263.59850.64359.26457.75562.53655.04766.17357.58159.82453.31752.9453.77859.48548.31NANANA
  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 █▇▇▇▆▁▆▆▆▆▆▆▆▅▇▆▆▅▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▇▆114.19254.46556.28759.84330.536-199.60543.96328.33125.18740.3620.57315.50617.7760.7263.72919.90312.1580.76243.16320.71321.08711.59934.49823.88815.67313.04425.04627.21526.69120.42331.1723.54415.20623.07831.9929.9226.47722.23921.39116.77318.28616.99869.37411.62NA
us-gaap:CostOfGoodsAndServicesSold █▆▆▅▃▄▆▅▅▄▅▄▅▄▅▅▄▃▅▅▄▃▄▄▄▃▄▄▄▃▄▃▃▃▃▃▃▂▃▂▂▁▂▁▁2841.4382385.9052409.4382171.9781804.5031957.4782354.522315.9092232.772030.1272203.5432110.3132143.3742048.2742283.8492143.0792045.1281937.4762185.1792198.8432029.0071889.4762106.7882134.1572068.1861900.5562003.3642014.1152006.3331807.3861976.6691916.1151878.631770.1461813.2581844.5871864.4571675.9731765.5031689.9251658.521531.0581560.3681488.4611439.55
 us-gaap:DisposalGroupNotDiscontinuedOperationGainLossOnDisposal us-gaap:DisposalGroupClassification us-gaap:DisposalGroupNotDiscontinuedOperationsNANA0.8223.388-1.1170.00230.891-0.823-0.35646.750.158-0.08838.4221.191.5088.490.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:GrossProfit █▅▄▄▂▃▄▄▄▃▄▃▃▃▄▃▃▃▄▃▃▃▄▃▃▃▃▃▃▂▃▂▂▂▂▂▂▂▁▂▂▁▁▁▁510.808400.893389.117376.567307.383350.578393.884386.811381.311359.011370.715360.536362.375352.499384.09362.622360.618350.346371.734359.085353.305345.15363.848360.251355.554334.959348.464341.489346.947329.0338.7326.081323.806313.02314.119307.659320.772311.869293.694302.924309.732287.238284.525281.799282.476
us-gaap:IncomeLossFromContinuingOperations █▇▇▇▆▁▆▆▆▆▆▆▆▅▇▆▆▅▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▇▆▆113.99153.68957.48359.98830.996-199.13146.26929.16826.75142.34921.98115.30117.122-2.01462.12919.7312.314-0.0238.04118.96923.04314.46431.50727.10315.09214.38926.95724.55727.06119.98429.56124.7028.71721.69729.72311.8427.53319.46620.37219.33322.15115.68465.81813.9499.592
us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest █▇▇▇▆▁▆▆▆▆▆▆▆▅▆▆▆▅▆▆▆▆▆▆▆▆▆▆151.02172.55390.37880.67337.433-243.24860.94740.5436.82261.33631.19222.63225.344-3.85653.84633.85620.270.15262.17231.2538.15623.63451.62845.19824.74123.58945.00339.602NANANANANANANANANANANANANANANANANA
us-gaap:IncomeTaxExpenseBenefit █▆█▇▅▁▆▆▆▆▆▅▆▅▄▆▅▅▇▆▆▆▇▆▆▆▆▆▆▆▆▆▅▆▆▅▆▆▆▆▆▆▂▆▅37.0318.86432.89520.6856.437-44.11714.67811.37210.07118.9879.2117.3318.222-1.842-8.28314.1267.9560.17224.13112.28115.1139.1720.12118.0959.6499.218.04615.04517.82912.24910.83314.0665.57313.87317.3767.89910.64612.70910.98712.114.76710.457-37.4098.4426.51
us-gaap:IncomeTaxesPaidNet █▁▂█▁▁▃▃▅▂▂▃▄▁▃▃▃▁▁▃▃▁▃▃▂▁▃▃▄▂▁▁▃▃▂▁▄▂▁▃▂▁▁▁54.759-0.3825.38951.3760.0760.00316.12315.32431.02810.2772.26114.27418.6820.012.15518.08812.5610.1031.53716.04710.50.37516.75613.958.435-0.66716.24710.5721.022.6880.41.45317.6210.6852.8840.99418.5126.2431.38912.1085.7771.097-1.8091.152NA
us-gaap:NetIncomeLoss █▇▇▇▆▁▆▆▆▆▆▆▆▅▇▆▆▅▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▇▆▆113.84554.22257.33959.81830.791-199.33346.30729.0126.59942.22121.82115.11816.905-2.19461.95219.4412.132-0.54137.63618.11122.82214.62431.05826.50514.78113.96726.12624.71226.99319.38628.08423.3278.91621.29130.38210.04228.17920.49820.53819.40121.35114.96464.35412.9858.436
us-gaap:NonoperatingIncomeExpense █████▇▅▆▆▆▅▆▆▆▆▆▆▃▇▇▇▇▇▇▇▇▇▇▇▇▇▇▁▇▇▃▇▇▇▆▆▆▆▆▄-14.406-15.297-15.459-15.76-16.111-21.373-31.275-24.656-26.151-25.979-27.499-25.505-25.303-24.044-23.338-21.906-21.901-36.297-20.46-19.677-18.889-18.671-18.116-17.725-18.389-17.907-17.467-17.3-18.708-18.41-18.87-18.987-48.246-19.477-19.074-37.842-21.645-21.142-21.581-22.345-22.567-22.169-22.463-24.259-32.234
us-gaap:OperatingIncomeLoss █▇▇▇▆▁▇▆▆▇▆▆▆▅▆▆▆▆▇▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆165.42787.85105.83796.43353.544-221.87592.22265.19662.97387.31558.69148.13750.64720.18877.18455.76242.17136.44982.63250.92757.04542.30569.74462.92343.1341.49662.4756.90263.59850.64359.26457.75562.53655.04766.17357.58159.82453.31752.9453.77859.48548.3150.87246.6548.336
us-gaap:OtherNonoperatingIncomeExpense ██████▆██████████▄██████████████▁██▄▇███████▆-0.0010.101-0.0030.0010.00.1-6.679-0.005-0.0050.1-0.0010.00.0170.089-0.0320.0040.007-14.5010.0050.0110.0060.104-0.0030.0020.010.09-0.001-0.0010.0030.0970.00.029-28.2650.0950.183-17.275-2.550.019-0.278-0.8260.0170.071-0.003-0.351-7.235
 us-gaap:OtherNonoperatingIncomeExpense us-gaap:ConsolidationItems us-gaap:MaterialReconcilingItems█▁151.02172.553NA80.67337.433-243.248NA-0.005-0.0050.1-0.0010.00.0170.089-0.0320.0040.007NANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax █▆▆▅▃▄▅▅▅▄▅▄▄▄▅▄▄▃▅▅▄▃▄▄▄▃▄▄▄▃▄▃▃▃▃▃▃▂▂▂▂▁▂▁▁3352.2462786.7982798.5552548.5452111.8862308.0562748.4042702.722614.0812389.1382574.2592470.8492505.7492400.7732667.9392505.7012405.7462287.8222556.9132557.9282382.3122234.6262470.6352494.4082423.742235.5152351.8282355.6042353.282136.3862315.3692242.1962202.4362083.1662188.7352152.2462185.2291987.8421983.4461992.8491968.2521818.2961844.8931770.261722.026
us-gaap:Revenues █▆▆▅▃▄▅▅▅▄▅▄▄▄▅▄▄▃▅▅▄▃▄▄▄▃▄▄▄▃▄▃▃▃▃▃▃▂▂▂▂▁▂▁▁3352.2462786.7982798.5552548.5452111.8862308.0562748.4042702.722614.0812389.1382574.2592470.8492505.7492400.7732667.9392505.7012405.7462287.8222556.9132557.9282382.3122234.6262470.6352494.4082423.742235.5152351.8282355.6042353.282136.3862315.3692242.1962202.4362083.1662188.7352152.2462185.2291987.8421983.4461992.8491968.2521818.2961844.8931770.261722.026
us-gaap:SellingGeneralAndAdministrativeExpense █▆▄▃▁▅▄▆▆▃▅▆▅▇▅▅▆▆▄▅▅▅▅▅▅▄▄▄▄▄▃▃▃▃▁▂▃▃▂▂▂▁▁▁▁320.62289.356258.978257.174230.359282.156260.921296.826294.532247.095273.915289.022277.462304.925277.634283.974293.931292.234267.135282.141277.204284.375275.001280.041284.661270.862264.402270.144268.914263.973254.646254.564248.09245.824226.58238.68249.525247.48240.779238.704240.439229.016224.155226.331225.558
  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 ▆▆▇▆▆▇████▇▆▆▇▇▆▆▆▆▅▆▅▆▅▅▄▄▄▄▄▄▃▃▃▃▂▂▂▁▁▁3656.3453692.2273745.9933503.9173595.4253976.7444071.0354117.8924119.3274139.093796.8073703.9313704.8143788.4953818.5183614.5693645.1563607.6353639.3363429.1913511.2253431.3713562.3813292.4083275.4953122.2553183.1352983.9133070.563005.4493051.172895.9322871.482687.9642776.7222503.3612469.9992415.5782339.6292238.1982254.489NA2250.764NANA
us-gaap:LiabilitiesAndStockholdersEquity ▆▆▇▆▆▇████▇▆▆▇▇▆▆▆▆▅▆▅▆▅▅▄▄▄▄▄▄▃▃▃▃▂▂▂▁▁▁3656.3453692.2273745.9933503.9173595.4253976.7444071.0354117.8924119.3274139.093796.8073703.9313704.8143788.4953818.5183614.5693645.1563607.6353639.3363429.1913511.2253431.3713562.3813292.4083275.4953122.2553183.1352983.9133070.563005.4493051.172895.9322871.482687.9642776.7722503.3612469.9992415.5782339.6292238.1982254.489NA2250.764NANA
us-gaap:StockholdersEquity █▆▆▅▅▅█▇▇▇▆▆▆▅▆▅▄▅▅▄▄▄▅▄▄▄▄▃▃▃▃▂▂▂▁▂▂▂▁▁▁946.354826.459814.805774.102744.702721.987944.764902.425875.725852.286823.116803.844786.98768.717786.76722.974713.41722.278725.164685.444674.928666.457729.048693.16685.434672.06666.718653.571654.005627.478613.639583.73552.85541.219526.545559.122561.846545.323522.742505.346496.045NA464.695NANA
  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:AssetsCurrent ▅▆▆▅▅█▇▇▇▇▇▆▇▇▇▆▇▇▇▆▇▇█▆▆▅▆▅▆▅▅▄▅▄▅▃▃▂▂▁▁1719.3741780.6841882.5671652.131739.1032129.7862017.612022.4612021.1782023.2691993.3871863.9751909.6951958.542019.7971832.7761960.161946.3352031.0441857.4811967.2351931.4582083.1121823.9151835.3081683.0641768.9591627.5261752.5991688.7161732.1851574.9721630.4441474.5861611.0331355.1941323.6611263.3361180.7291067.311100.911NA1190.35NANA
us-gaap:CashAndCashEquivalentsAtCarryingValue █▃▆▅▄▆▂▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▃▁▁▁▂▁▁▂▁▂239.61777.233170.313125.739115.724181.7829.1032.4012.142.7225.8547.5828.1549.1636.35213.3794.386.5653.1082.9412.4192.393.6252.4933.5523.9584.1821.6642.9992.1393.0168.9933.194.2473.37162.4775.9082.361.91328.00711.0132.39521.84210.62320.122
us-gaap:ReceivablesNetCurrent ▅▅▅▃▄▁▇▅▅▅▇▅▅▅█▆▃▃▇▃▄▃▅▃▄▄▅▃▃▄▅▃▃▃▅▂▃▂▄▁▁356.85373.518371.666286.938322.703200.876432.742365.005364.026371.768438.186350.912347.847367.895482.126410.945289.82297.266430.242299.254313.572278.099378.52299.53308.853315.106371.994270.386293.443303.799354.138271.874295.523280.92345.294240.664264.108255.001303.279200.011198.936NA239.634NANA
us-gaap:InventoryNet ▃▅▅▄▄█▇▇▇▇▇▇▇▇▇▆███▇███▆▆▅▅▄▅▅▅▅▅▄▄▃▃▂▁▁▁1016.5661232.2531247.2541137.8521176.5061608.2181517.8751528.6671521.5671530.2011528.4611474.8321527.6611550.5211512.7451390.0531622.3381600.6021570.7011511.3361590.2161593.7321599.5811422.4331441.1481280.0271311.7021203.3941302.0591269.9961282.1381228.6511249.8171142.0231177.9661033.291033.044986.095863.133815.567861.655NA903.221NANA
us-gaap:OtherAssetsCurrent ▆▆▅▆▇█▂▇█▇▁▂▂▂▁▁▃▃▂▂▃▃▆▆▅▅▅█▇▇▅▄▅▃▅▁▁▁▁▂▂106.34197.6893.334101.601124.17138.91237.89126.388133.445118.57820.88630.64926.03330.96118.57418.39943.62241.90226.99337.60354.68157.237101.38699.45981.75583.97381.081137.271125.747112.78292.89365.45481.91447.39684.40218.76320.60119.8812.40423.72529.307NA25.653NANA
  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 us-gaap:PropertyPlantAndEquipmentByType sah:SoftwareAndComputerEquipment██▇▇▇▇▇▂▁▁▁▂▂▂▂▂▂▂▂▂▁▁▁406.408391.968365.222359.663357.129352.574346.26121.43697.258119.138116.348127.515127.094150.52147.812143.239138.25132.874128.366119.448114.224111.763107.086NANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:PropertyPlantAndEquipmentGross us-gaap:PropertyPlantAndEquipmentByType us-gaap:BuildingImprovements██▇▇▇▇▇▇▇▇▇▇▆▆▆▆▅▅▅▄▄▄▄▃▃▃▂▂▂▂▂▂▂▂▁▁▁1079.0781046.0041028.0161013.6121012.537976.904969.609996.832994.101952.333989.872984.214943.442942.426893.768869.382836.976805.927777.766748.627730.923692.545679.712637.356632.443627.372582.261573.329574.605571.56569.619541.026516.45506.734476.846459.757455.973NA455.65NANANANANANA
 us-gaap:PropertyPlantAndEquipmentGross us-gaap:PropertyPlantAndEquipmentByType us-gaap:ConstructionInProgress▃▅▂▁▂▅▄▃▂▅▅▇▄▃▅▆▆▆▆▆▇▆▅▇▄▄█▇▄▂▁▅▅▃▃▂▁43.42855.79934.76728.78231.12253.21450.92843.9232.3958.71159.52374.57647.04943.41754.42961.67667.21166.79362.98268.68369.30966.60155.0172.83245.50350.02481.1871.12546.30932.71827.71655.10258.16743.54339.13933.92925.026NA16.191NANANANANANA
 us-gaap:PropertyPlantAndEquipmentGross us-gaap:PropertyPlantAndEquipmentByType us-gaap:Land██████████████▇▇▇▇▆▆▅▅▄▄▄▄▃▃▃▃▃▂▂▂▁▁▁378.511377.978375.297384.046389.467373.963373.301377.818382.349386.518381.527385.814382.31383.749370.828351.367335.238335.407306.457300.4284.389264.904260.275252.939244.004232.812224.124212.945205.032199.826194.639185.371161.731160.49142.73134.407134.407NA131.865NANANANANANA
 us-gaap:PropertyPlantAndEquipmentGross us-gaap:PropertyPlantAndEquipmentByType us-gaap:PropertyPlantAndEquipmentNetExcludingCapitalLeasedAssets█▇▄▃▃▂▁1907.4251871.7491803.3021786.1031790.2551756.6551740.098NANANA1761.071NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment ██▇▇▇▇▇▆▆▆▆▆▆▆▅▅▅▄▄▄▄▃▃▃▃▂▂▂▂▂▂▂▂▁▁▁▁717.565695.13673.082659.044651.142638.03616.611610.914589.108570.412575.72567.559549.183548.958527.379510.678490.71470.824450.184435.708416.095397.681379.688365.713349.138332.543316.617328.635324.686313.425300.035286.535274.097261.133249.528240.867232.395NA214.541NANANANANANA
us-gaap:PropertyPlantAndEquipmentNet ██▇▇▇▇▇▇▇▇████▇▇▇▇▆▆▅▅▅▄▄▄▄▃▃▃▃▃▂▂▂▁▁▁▁▁▁1177.9281166.9251120.5261110.6091112.8731092.3851097.2471136.2131130.9421137.5731178.4891207.2631162.7861178.9431146.8811120.8111087.3691062.7161010.38978.008951.838908.176886.902859.855829.698823.139799.319742.081712.654701.141702.011700.973659.92641.797595.124567.929561.374554.081552.037542.36529.567NA436.26NANA
us-gaap:Goodwill ▁▁▁▁▁▁▇▇▇▇██████▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▆▆▆▇▇▇▇▇▇223.398219.195213.977207.297207.791207.791475.791487.306487.306487.306509.592510.16510.16525.1525.78526.918471.493472.393472.437473.161471.493471.493471.493472.613473.713476.159475.929474.088469.949477.034476.315478.951454.224454.224454.224458.969464.136464.488468.465468.465468.465NA468.516NANA
 us-gaap:IndefiniteLivedIntangibleAssetsExcludingGoodwill us-gaap:IndefiniteLivedIntangibleAssetsByMajorClass us-gaap:FranchiseRights█▁▁▁68.264.364.364.3NANA64.364.364.364.365.767.867.8NA69.973.574.974.974.974.974.974.974.975.874.777.177.175.174.10178.73579.53580.635NANA60.635NANANA64.835NANANANANANA
us-gaap:IntangibleAssetsNetExcludingGoodwill ▂▁▁▁▁▁▁▁▁▁▃▃▃▄▄▅▅▅▅▅▆▆▆▆▆▆▆▆▆▇██▃▃▃▄▄▄▄▅▅68.264.364.364.364.364.364.364.364.364.369.70571.95772.10974.36174.58978.3579.91180.07280.23380.39480.55580.71580.87681.93780.99883.55983.7282.44981.65486.67887.86689.35569.74470.13370.52173.7175.49975.88876.27677.90778.321NA79.149NANA
us-gaap:OperatingLeaseRightOfUseAsset ▇█████████▁313.941320.914330.322337.774341.41344.148337.842328.85333.525343.2210.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:OtherAssetsNoncurrent ▇▆▆██▇▂▂▁▂▂▂▂▃▃▃▂▂▂▁▁▁▁▃▃▃▃▃▃▃▃▃▃▂▂▂▂▃▄▇▆83.01874.99374.1892.34491.43587.63643.55443.4443.14843.66345.63450.57650.06451.50951.47155.71446.22346.11945.24240.14740.10439.52939.99854.08855.77856.33455.20857.76953.70451.8852.79351.68157.14847.22445.8247.55945.32957.78562.12282.15677.225NA76.489NANA
  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:AccountsPayableCurrent █▇▄▃▄▂▇▆▆▆▅▆▅▅▇▄▆▆▅▅▇▇▇▅▅▅▇▄▅▅▆▅▄▄▆▁▄▃▃▃▃146.634136.314105.09892.624105.78478.394135.217119.79128.579127.443114.263119.082111.128113.705129.903102.122123.01125.279117.74108.21129.944138.511131.204113.527113.621115.384132.405102.806110.452108.329126.025107.90999.55499.663120.98167.30298.38990.38586.90287.3687.468NA59.719NANA
us-gaap:LiabilitiesCurrent ▅▆▆▅▆██▇▇▇▇▆▇▇▇▆▇▇▇▆▆▆▇▅▅▅▅▄▄▄▅▄▄▄▄▂▃▂▂▁▁1635.8021781.3321831.4131629.0181748.1772013.0442066.1561945.9481965.4091966.281945.8471812.941847.2621887.0671954.8321731.7461904.8841847.9791936.881752.8271834.2351804.1531914.6211656.5781673.0011561.4941647.0061439.7831535.8031497.681594.5361454.0711486.0931406.2471524.1551224.21262.031202.2641156.6751044.2971028.474NA1105.587NANA
us-gaap:LongTermDebtCurrent ▆█▇▇▇█▇▇▇▅▄▅▅▆▇▆▇▆▅▅▄▄▅▅▅▅▄▄▄▄▄▄▄▄▁▁▁51.68174.5268.24463.91372.04380.80369.90862.85462.96838.41626.30433.1137.78653.95761.31459.47567.23150.03243.00343.24129.45926.67933.43731.71138.53638.23730.80224.01820.35820.5418.21618.0120.36319.555-18.587-12.289-12.175NA-11.608NANANANANANA
us-gaap:OperatingLeaseLiabilityCurrent ▇▇████████▁40.41340.68542.33943.944.73943.13943.33243.69244.47745.3570.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:OtherLiabilitiesCurrent ██▇▆█▅▇▆▆▆▆▅▄▅▅▅▄▄▅▅▄▄▄▄▃▄▄▃▂▂▃▂▂▂▃▂▁▂▂▂▂290.686295.331279.477246.958293.714237.211266.211259.467243.869251.038257.823241.443221.18226.53237.963239.667221.389215.478236.982236.883219.546205.471218.507214.9198.896203.846208.654200.839173.535178.599185.951176.701164.683172.49188.726166.504150.003178.55177.707178.606169.303NA160.763NANA
  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:LongTermDebt ▁▁▂▂▂▅▁▅▅▅▆▆▆█▇█▆▆▅▅▄▄▃▄▃686.393711.897720.067733.597749.531911.642706.886909.076914.251919.355945.083990.629970.9141058.6141024.7031075.865954.558947.384882.678886.135878.261843.744814.582827.582819.419NA773.412NANANA748.373752.074NANA629.385NANANANANANANANANANA
us-gaap:LongTermDebtNoncurrent ▃▃▃▃▃▅▃▆▆▆▇▇▇█▇█▆▆▅▆▆▅▅▅▅▄▄▄▄▄▄▄▄▂▂▂▁▁▁▁▂634.712637.377651.823669.684677.488830.839636.978846.222851.283880.939918.779957.519933.1281004.657963.3891016.39887.327897.352839.675842.894848.802817.065781.145795.871780.883756.388742.61759.463760.527764.51730.157734.064713.087619.742610.798598.89525.395545.028536.011559.709596.41NA546.401NANA
us-gaap:DeferredIncomeTaxLiabilitiesNet ▃█▁0.4850.7710.345NA1.9120.08.92720.51323.41626.84433.17850.44949.886NA51.619NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:OtherLiabilitiesNoncurrent ▄▄▄▃▂▂▂▂▂▂▂▃▄▂▁▁▁▁▁▂▂▂▁▂▂▂▂▂▂▃▃▄▄▅▅▇▇▇▇██92.97490.31188.75386.72875.34466.28773.74671.13368.26567.81975.88779.17987.55873.5361.91864.12363.03761.00561.1766.87670.51766.94164.24573.98470.19871.21569.271.47676.27677.83681.28691.95994.336102.081104.456121.149120.728122.963124.201128.846133.56NA134.081NANA
us-gaap:OperatingLeaseLiabilityNoncurrent ▇▇████████▁281.636288.589296.564304.596307.528311.371304.151295.005299.009308.1590.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearTwo NANA56.23363.188NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearThree NANA54.16756.644NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFour NANA48.87254.777NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFive NANA42.4649.351NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive NANA203.171237.759NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
  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 █▆▆▅▅▅█▇▇▇▆▆▆▅▆▅▄▅▅▄▄▄▅▄▄▄▄▃▃▃▃▂▂▂▁▂▂▂▁▁▁946.354826.459814.805774.102744.702721.987944.764902.425875.725852.286823.116803.844786.98768.717786.76722.974713.41722.278725.164685.444674.928666.457729.048693.16685.434672.06666.718653.571654.005627.478613.639583.73552.85541.219526.545559.122561.846545.323522.742505.346496.045NA464.695NANA
 us-gaap:CommonStockValue us-gaap:StatementClassOfStock us-gaap:CommonClassA█▇▇▇▇▆▆▆▆▆▅▅▅▅▄▄▄▄▃▃▃▃▃▃▃▃▂▂▂▂▂▁▁▁▁▁0.6640.660.6560.6560.6560.6520.6470.6470.6470.6470.6420.6420.6410.6410.6350.6350.6350.6340.630.630.630.6290.6260.6250.6250.6240.620.620.620.6190.6160.6150.6150.6150.6140.612NA0.570.5640.5630.562NA0.557NANA
us-gaap:AdditionalPaidInCapitalCommonStock █▇▇▇▇▇▆▆▆▆▆▆▅▅▅▅▅▅▄▄▄▄▄▄▃▃▃▃▃▃▂▂▂▂▁▁▁▂▁▁▁781.829771.079767.599764.446761.293758.327755.904753.214750.532747.92745.052743.788739.212736.161732.854730.638727.459724.276721.695720.416718.39715.634713.118707.419705.046702.423697.76694.869692.818688.901685.782683.137674.159671.382669.324666.0662.72671.304667.839668.638669.577NA666.961NANA
us-gaap:RetainedEarningsAccumulatedDeficit █▇▇▆▆▅▇▇▇▆▆▆▆▆▆▅▅▅▅▅▅▄▄▄▄▄▄▃▃▃▃▃▂▂▂▂▂▁▁▁▁880.704771.864721.77668.54613.033586.511790.158748.166723.469701.182670.691651.436638.895624.535625.356565.563548.242538.368541.146505.747489.878469.34457.01427.819402.575389.074376.353351.507328.114302.436284.368257.605235.601227.996208.048179.008170.391143.551124.383105.16787.089NA53.427NANA
us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax ▆▆▆▆▆▆▆▇▇▇████▇▇▆▆▆▅▄▄▅▄▅▅▅▅▅▅▄▄▄▂▂▁▁▂▁▁▂-3.026-3.373-3.616-2.564-2.589-2.334-2.0620.2810.962.3724.2335.485.0924.2211.307-0.47-0.933-0.959-2.262-7.789-10.392-8.657-5.632-9.072-6.455-7.347-6.424-5.344-7.847-7.545-8.582-11.669-11.886-18.176-19.963-21.573-21.451-19.749-21.49-22.343-19.714NA-18.683NANA
us-gaap:TreasuryStockValue ██▇▇▇▇▆▆▆▆▆▆▆▆▆▆▆▅▅▅▅▅▄▄▄▄▃▃▃▃▃▃▃▂▂▁▁▁▁▁▁713.938713.892671.725657.097627.812621.29600.004600.004600.004599.956597.623597.623596.981596.962573.513573.513562.114540.162536.166533.681523.699510.61436.195433.752416.478412.835401.712388.202359.821357.054348.666346.079345.76340.719331.599265.046250.505250.474248.675246.8241.59NA237.688NANA
 us-gaap:AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue us-gaap:StatementEquityComponents us-gaap:AdditionalPaidInCapital█▁3.9883.484NA3.1542.971NANANANANANANANANANANANANANANANANANANANANANANANANANANANANA0.00.00.0150.1070.1110.11NANANANANA
  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 ▁▅▃▄█▂▇▄▄▂▃▅▃▄▃▅▃▅▃▆▃▅▂▅▃▄▃▅▄▃▂▆▂▅▁▅▃▃▂▄▅▄▃▄-124.88890.238.08345.248274.946-47.198196.5631.21337.47-94.329-11.798117.365-16.71454.822-25.24995.24913.40879.475-25.165134.8143.079103.64-61.94977.33110.05344.0565.108101.90239.37614.264-54.195150.317-58.51188.837-102.72883.25-8.732-39.168-40.04662.306112.9518.4216.98333.356NA
us-gaap:NetCashProvidedByUsedInInvestingActivities ▃▃▄▅▄▄▇▅▄█▅▄█▃▄▁▄▃▃▃▃▄▄▄▄▄▃▄▅▄▄▁▄▃▄▅▄▅▄▄▄▂▄▅-53.581-75.568-38.4220.694-42.845-19.61170.448-6.071-19.80292.206-16.562-34.15591.46-56.074-36.576-114.602-45.415-75.516-50.903-61.788-67.845-40.238-39.282-43.695-34.54-46.132-60.933-27.451-1.137-18.433-29.983-126.159-29.225-59.165-18.1625.98-18.6889.164-22.507-22.797-22.149-89.569-40.844-8.206NA
us-gaap:NetCashProvidedByUsedInFinancingActivities █▃▅▄▁▇▂▄▄▄▅▃▃▄▅▅▅▄▅▃▅▄▅▄▅▄▅▃▄▄▅▄▅▄▅▄▅▅▅▄▃▅▅▄340.853-107.74274.913-35.927-298.157219.486-240.306-24.881-18.25-1.00926.632-83.782-75.7554.06354.79828.35229.822-0.50276.235-72.50464.795-64.637102.363-34.69524.0811.85258.343-75.786-37.3793.29278.201-18.35586.679-28.79661.784-32.66130.96830.45136.459-22.515-82.18351.70235.08-34.649NA
us-gaap:CashAndCashEquivalentsPeriodIncreaseDecrease █▁▅▄▂█▄▄▄▃▄▄▄▄▃▄▃▄▄▄▄▄▄▄▄▄▄▄▄▄▃▄▄▄▂▅▄▄▃▄▄▃▄▃162.384-93.0844.57410.015-66.056152.67726.7020.261-0.582-3.132-1.728-0.572-1.0092.811-7.0278.999-2.1853.4570.1670.5220.029-1.2351.132-1.059-0.406-0.2242.518-1.3350.86-0.877-5.9775.803-1.0570.876-59.10656.5693.5480.447-26.09416.9948.618-19.44711.219-9.499NA
  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:AmortizationOfFinancingCosts ▅▅▆▅▃▂▃▂▂▂▂▃▃▂▂▂▂▂▄▃▃▃█▁▁▁▁▁▁▃▂▃▄▅▅▄▄▄▄▇▇▇▇█0.8350.8230.8840.8340.6250.5570.6890.60.5980.5910.590.6110.6190.5980.5990.5910.5880.6050.7550.6360.6280.6221.0330.490.4830.4830.4810.510.4810.6630.5980.6620.7330.7940.7740.760.7540.7650.7331.0021.0030.9870.9831.066NA
us-gaap:DeferredIncomeTaxExpenseBenefit ▅▅█▅▅▁▄▅▅▅▄▆▅▅▃▆▆▅▆▅▆▆▅▆▆▆▆▆▆▆▆▆▆▆▆▆▇▅█▅▅▅▇▅-3.047-2.91529.273-2.915-6.036-53.999-12.508-2.777-2.744-2.816-14.8980.48-5.119-1.069-30.5052.5630.971-0.7896.461-3.1887.0514.141-0.8418.4414.3334.0637.1977.0758.445.7585.6686.8622.5836.8118.0820.74314.1-0.42930.196-0.664-0.365-0.25122.713-0.193NA
us-gaap:DepreciationDepletionAndAmortization █▁24.76123.687NA22.93422.64722.297NA23.66523.80622.649NANANANANANANANANANANANANANANANANA14.23514.43114.38114.98713.74413.14412.13411.64911.37511.3911.07110.58510.349.7679.8959.3818.7318.581
us-gaap:IncreaseDecreaseInInventories ▃▆▇▆▁▇▆▆▆▆▇▅▆▆▇▃▆▆▇▅▆▆█▆█▆▇▅▇▆▇▅▇▆█▆▇▇▆▅▅▆▆▆-223.703-16.5396.553-33.311-431.68290.34230.83116.126-8.64440.2158.431-52.8330.26442.836133.827-242.71421.73729.959.365-85.545-3.516-5.849180.368-18.714161.121-31.675108.273-96.77856.803-12.09553.644-46.77107.764-35.992152.42114.46249.984130.76647.543-46.155-69.69428.10539.1674.868NA
us-gaap:NetCashProvidedByUsedInOperatingActivities ▁▅▃▄█▂▇▄▄▂▃▅▃▄▃▅▃▅▃▆▃▅▂▅▃▄▃▅▄▃▂▆▂▅▁▅▃▃▂▄▅▄▃▄-124.88890.238.08345.248274.946-47.198196.5631.21337.47-94.329-11.798117.365-16.71454.822-25.24995.24913.40879.475-25.165134.8143.079103.64-61.94977.33110.05344.0565.108101.90239.37614.264-54.195150.317-58.51188.837-102.72883.25-8.732-39.168-40.04662.306112.9518.4216.98333.356NA
us-gaap:NetIncomeLoss █▇▇▇▆▁▆▆▆▆▆▆▆▅▇▆▆▅▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▇▆▆113.84554.22257.33959.81830.791-199.33346.30729.0126.59942.22121.82115.11816.905-2.19461.95219.4412.132-0.54137.63618.11122.82214.62431.05826.50514.78113.96726.12624.71226.99319.38628.08423.3278.91621.29130.38210.04228.17920.49820.53819.40121.35114.96464.35412.9858.436
us-gaap:ShareBasedCompensation ▇▆▆▆▆▅▅▅▅▅▃█▆▆▄▆▆▅▅▅▅▅▅▅▅▅▃▄▄▄▄▅▄▃▁▁▁▁▁▁▁▁▁▁3.9893.4843.1533.1542.972.4272.692.6812.6122.8141.2644.5783.0492.9622.2173.1793.1382.5852.7712.762.7392.8952.4052.6662.3512.3921.4722.0221.9942.1871.6492.3032.1291.1270.00.00.0150.1070.1110.110.110.1070.0940.119NA
  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 ▃▃▄▅▄▄▇▅▄█▅▄█▃▄▁▄▃▃▃▃▄▄▄▄▄▃▄▅▄▄▁▄▃▄▅▄▅▄▄▄▂▄▅-53.581-75.568-38.4220.694-42.845-19.61170.448-6.071-19.80292.206-16.562-34.15591.46-56.074-36.576-114.602-45.415-75.516-50.903-61.788-67.845-40.238-39.282-43.695-34.54-46.132-60.933-27.451-1.137-18.433-29.983-126.159-29.225-59.165-18.1625.98-18.6889.164-22.507-22.797-22.149-89.569-40.844-8.206NA
us-gaap:PaymentsToAcquirePropertyPlantAndEquipment ▃▆▃▃▄▂▄▂▂▃▃▃▃▆▅▅▄▇▄▄▆▄▄▄▃▄▅▄▂▂▃▃▃▅▄▂▂▁▂▂▂█▄▂37.42967.66335.12730.32241.92819.80551.02723.31520.61430.61929.70134.31633.88965.71352.35260.67145.53675.68651.17246.0967.58841.38246.15144.17636.15546.76756.50241.34427.03721.54930.07938.39129.8159.33740.15220.7222.54611.95822.81923.23622.07490.58741.15523.615NA
  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 █▃▅▄▁▇▂▄▄▄▅▃▃▄▅▅▅▄▅▃▅▄▅▄▅▄▅▃▄▄▅▄▅▄▅▄▅▅▅▄▃▅▅▄340.853-107.74274.913-35.927-298.157219.486-240.306-24.881-18.25-1.00926.632-83.782-75.7554.06354.79828.35229.822-0.50276.235-72.50464.795-64.637102.363-34.69524.0811.85258.343-75.786-37.3793.29278.201-18.35586.679-28.79661.784-32.66130.96830.45136.459-22.515-82.18351.70235.08-34.649NA
us-gaap:ProceedsFromIssuanceOfLongTermDebt NANA4.7450.00.053.135109.0880.00.00.00.00.00.11220.9614.0645.96112.603269.8553.80323.18342.65433.7554.019.020.45725.6184.034NANANANANA306.5619.215.0198.220.010.74.687.520.053.95NANANA
us-gaap:RepaymentsOfLongTermDebt █▃▆▅▁▂█▂▂▂▅▄▂▄▂▇▂▂▂▅▁▁▁▁▁▁▁▂▁▁21.7258.96818.59215.9054.6465.77723.0455.5145.7046.01113.71612.9935.85512.4895.64220.1435.7625.2895.21416.1025.014.6235.1445.1314.7034.4464.3487.1974.1693.768NANANANANANANANANANANANANANANA
us-gaap:PaymentsOfDividendsCommonStock █████████▄▄▄▄▃▃▃▃▃▃▃▃▂▁▁▁▁▁▁▁▁▁▁4.1274.1834.2394.3114.2694.3144.3144.3124.3022.5652.5622.562.5452.162.162.212.2442.2372.2432.2832.3021.8731.2541.2681.2831.2731.2981.3161.331.3171.321.321NANA2.7541.3161.3391.3341.3171.3251.3241.32NANANA
us-gaap:PaymentsForRepurchaseOfCommonStock ▁▅▂▄▂▃▁▁▁▁▁▁▁▃▁▂▃▁▁▂▂█▁▃▁▂▂▄▁▂▁▁▁▂▇▂▁▁▁▁▁▁▁▁0.04642.16714.62829.2856.52221.2860.00.00.0482.3330.00.6420.01923.4490.011.39921.9523.9962.4859.98213.08974.4152.44317.2743.64311.12313.5128.3812.7678.3882.5870.3195.0419.1266.55314.5410.0311.7991.8755.21-0.0013.9030.040.024NA
  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:StatementClassOfStock

us-gaap:CommonStockValue

us-gaap:CommonClassA


Common
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value0.6640.660.6560.6560.6560.6520.6470.6470.6470.6470.6420.6420.6410.6410.6350.6350.6350.6340.630.630.630.6290.6260.6250.6250.6240.620.620.620.6190.6160.6150.6150.6150.6140.6120.570.5640.5630.5620.557
Percentage of CommonStockValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of Assets us-gaap:CommonClassA0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Shares Outstanding

us-gaap:SharesOutstanding us-gaap:StatementClassOfStock, us-gaap:StatementEquityComponents

us-gaap:SharesOutstanding

us-gaap:CommonClassA, us-gaap:CommonStock


Shares
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302014-12-312013-12-312012-12-31
Value666665656565646464646464646463636363626262626262626161
Percentage of SharesOutstanding100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:CommonClassA, us-gaap:TreasuryStock


Shares
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302014-12-312013-12-312012-12-31
Value363635353434333333333333-33.444-33.443-32.29-32.29-31.623-30.441-30.263-30.116-29.537-28.778-24.675-24.558-23.156-20.9-20.142
Percentage of SharesOutstanding55.355.754.654.052.852.751.951.952.052.052.152.1-52.2-52.2-50.9-50.9-49.8-48.0-48.1-47.8-46.9-45.7-39.4-39.3-37.3-33.9-32.8

Common Stock Shares Issued

us-gaap:CommonStockSharesIssued us-gaap:StatementClassOfStock

us-gaap:CommonStockSharesIssued

us-gaap:CommonClassA


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
Value666665656565646464646464646463636363626262626262626262626261616161616161575656565655
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:StatementClassOfStock

us-gaap:CommonStockSharesOutstanding

us-gaap:CommonClassA


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
Value292929303030313131313030303031313132323233343737383838394040404040404144414140404040
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

Weighted Average Number Of Diluted Shares Outstanding

us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding

us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding


Weighted
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-09-302011-06-302011-03-312010-09-302010-06-30
Value43434443424443424242424344444545475051515252525252525963646565656565
Percentage of WeightedAverageNumberOfDilutedSharesOutstanding100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Weighted Average Number Of Shares Outstanding Basic

us-gaap:WeightedAverageNumberOfSharesOutstandingBasic

us-gaap:WeightedAverageNumberOfSharesOutstandingBasic


Weighted
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-09-302011-06-302011-03-312010-09-302010-06-30
Value41414242424343424242424344444545465050505252525252525552525252525252
Percentage of WeightedAverageNumberOfSharesOutstandingBasic100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

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
Value2.741.311.341.410.72-4.681.070.670.620.980.510.350.4-0.051.430.450.27-0.010.840.40.50.310.620.530.290.270.510.470.510.370.530.440.170.40.550.180.530.390.390.370.40.281.220.250.16
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
Value2.631.251.341.340.71-4.681.040.660.610.980.510.350.39-0.051.420.440.27-0.010.830.40.50.310.620.520.290.270.50.470.510.360.530.440.170.40.550.180.470.350.350.330.350.261.00.230.16
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

Income Loss From Continuing Operations Per Basic Share

us-gaap:IncomeLossFromContinuingOperationsPerBasicShare

us-gaap:IncomeLossFromContinuingOperationsPerBasicShare


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
Value2.741.291.341.410.72-4.671.080.680.620.990.520.360.4-0.051.420.450.2800.840.420.50.310.620.540.30.280.530.470.510.380.560.470.160.410.540.210.520.370.380.360.420.31.250.260.18
Percentage of IncomeLossFromContinuingOperationsPerBasicShare100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Income Loss From Continuing Operations Per Diluted Share

us-gaap:IncomeLossFromContinuingOperationsPerDilutedShare

us-gaap:IncomeLossFromContinuingOperationsPerDilutedShare


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
Value2.631.231.341.350.71-4.671.050.660.620.990.510.360.4-0.051.40.450.2700.840.420.50.310.620.530.30.280.520.470.510.380.560.460.160.410.510.210.460.330.340.330.370.271.020.250.18
Percentage of IncomeLossFromContinuingOperationsPerDilutedShare100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Comprehensive Income Net Of Tax

us-gaap:ComprehensiveIncomeNetOfTax

us-gaap:ComprehensiveIncomeNetOfTax


Comprehensive
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value11454565930-199.605432825402015170.726319120.76243202111342315132527262031231523319.922622211618166911
Percentage of ComprehensiveIncomeNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax3.42.00.02.31.4-8.61.61.01.01.70.80.60.70.02.40.80.50.01.70.80.90.51.41.00.60.61.11.21.11.01.31.10.71.11.50.51.21.11.10.80.90.90.00.7

Cost Of Goods And Services Sold

us-gaap:CostOfGoodsAndServicesSold

us-gaap:CostOfGoodsAndServicesSold


Cost
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
Value284123852409217118041957235423152232203022032110214320482283214320451937218521982029188921062134206819002003201420061807197619161878177018131844186416751765168916581531156014881439
Percentage of CostOfGoodsAndServicesSold100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax84.885.60.085.285.484.885.785.785.485.085.685.485.585.385.685.585.084.785.586.085.284.685.385.685.385.085.285.585.384.685.485.585.385.082.885.785.384.389.084.884.384.20.084.183.6

us-gaap:CostOfGoodsAndServicesSold us-gaap:ProductOrService

sah:NewVehicle


Cost
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
Value134410861242103585491412921202114810121253117311811124140712961212
Percentage of CostOfGoodsAndServicesSold47.345.651.647.747.446.754.951.951.449.956.955.655.154.961.660.559.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax40.139.00.040.640.539.647.044.543.942.448.747.547.146.852.851.750.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax sah:NewVehicle91.994.00.094.395.095.30.095.695.395.00.095.095.495.20.095.195.1

sah:PartsServiceandCollisionRepair


Cost
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
Value184165163164134176181183184178175176179182181180188
Percentage of CostOfGoodsAndServicesSold6.57.06.87.67.59.07.77.98.38.88.08.48.48.98.08.49.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax5.56.00.06.56.47.76.66.87.17.56.87.17.27.66.87.27.8
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax sah:PartsServiceandCollisionRepair51.251.70.051.252.052.80.052.052.052.20.051.451.851.80.051.852.1

sah:TotalVehicles


Cost
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
Value26562220224620071669178021732132204818512028193419631866210219631857
Percentage of CostOfGoodsAndServicesSold93.593.093.292.492.591.092.392.191.791.292.091.691.691.192.091.690.8
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax79.379.70.078.879.177.279.178.978.377.578.878.378.477.778.878.377.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax sah:TotalVehicles94.495.60.095.695.895.80.095.995.795.40.095.395.695.40.095.194.9

sah:UsedVehicles


Cost
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
Value12311059941917781817832877848783722710725672651620601
Percentage of CostOfGoodsAndServicesSold43.444.439.142.343.341.835.437.938.038.632.833.733.832.828.529.029.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax36.738.00.036.037.035.430.332.532.532.828.128.828.928.024.424.825.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax sah:UsedVehicles97.397.20.097.096.696.20.096.095.995.50.095.395.194.80.094.193.8

sah:WholesaleVehicles


Cost
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
Value8073615333484752505652495769434642
Percentage of CostOfGoodsAndServicesSold2.83.12.62.51.92.52.02.32.32.82.42.42.73.41.92.22.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax2.42.70.02.11.62.11.71.91.92.32.02.02.32.91.61.91.8
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax sah:WholesaleVehicles94.798.90.095.5101.3100.30.0102.1101.4102.30.0102.7106.2106.80.0107.6104.7

Disposal Group Not Discontinued Operation Gain Loss On Disposal

us-gaap:DisposalGroupNotDiscontinuedOperationGainLossOnDisposal us-gaap:DisposalGroupClassification

us-gaap:DisposalGroupNotDiscontinuedOperationGainLossOnDisposal

us-gaap:DisposalGroupNotDiscontinuedOperations


Disposal
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
Value0.8223.388-1.1170.00230-0.823-0.356460.158-0.088381.191.5088.490.0
Percentage of DisposalGroupNotDiscontinuedOperationGainLossOnDisposal100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.00.1-0.10.01.1-0.0-0.02.00.0-0.01.50.00.10.30.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:DisposalGroupNotDiscontinuedOperations0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Gross Profit

us-gaap:GrossProfit

us-gaap:GrossProfit


Gross
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
Value510400389376307350393386381359370360362352384362360350371359353345363360355334348341346329338326323313314307320311293302309287284281282
Percentage of GrossProfit100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax15.214.40.014.814.615.214.314.314.615.014.414.614.514.714.414.515.015.314.514.014.815.414.714.414.715.014.814.514.715.414.614.514.715.014.414.314.715.714.815.215.715.80.015.916.4

Income Loss From Continuing Operations

us-gaap:IncomeLossFromContinuingOperations

us-gaap:IncomeLossFromContinuingOperations


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
Value11353575930-199.13146292642211517-2.014621912-0.0238182314312715142624271929248.71721291127192019221565139.592
Percentage of IncomeLossFromContinuingOperations100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax3.41.90.02.41.5-8.61.71.11.01.80.90.60.7-0.12.30.80.5-0.01.50.71.00.61.31.10.60.61.11.01.10.91.31.10.41.01.40.61.31.01.01.01.10.90.00.80.6

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

us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest

us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest


Income
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-30
Value15172908037-243.24860403661312225-3.8565333200.15262313823514524234539
Percentage of IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax4.52.60.03.21.8-10.52.21.51.42.61.20.91.0-0.22.01.40.80.02.41.21.61.12.11.81.01.11.91.7

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
Value371832206.437-44.117141110189.2117.3318.222-1.842-8.283147.9560.1722412159.1720189.6499.21815171210145.57313177.899101210121410-37.4098.4426.51
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 RevenueFromContractWithCustomerExcludingAssessedTax1.10.70.00.80.3-1.90.50.40.40.80.40.30.3-0.1-0.30.60.30.00.90.50.60.40.80.70.40.40.80.60.80.60.50.60.30.70.80.40.50.60.60.60.80.60.00.50.4

Income Taxes Paid Net

us-gaap:IncomeTaxesPaidNet

us-gaap:IncomeTaxesPaidNet


Income
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value54-0.3825.389510.0760.003161531102.26114180.01218120.1031.53716100.37516138.435-0.6671610212.6880.41.45317102.8840.994186.2431.389125.7771.097-1.8091.152
Percentage of IncomeTaxesPaidNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax1.6-0.00.02.00.00.00.60.61.20.40.10.60.70.00.50.70.50.00.10.60.40.00.70.60.3-0.00.70.40.90.10.00.10.80.50.10.00.80.30.10.60.30.10.00.1

Net Income Loss

us-gaap:NetIncomeLoss

us-gaap:NetIncomeLoss


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312018-01-012017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value11354575930-199.33346292642211516-2.19451611912-0.54137182214312614132624261928238.91621301028202019211464128.436
Percentage of NetIncomeLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax3.41.90.02.31.5-8.61.71.11.01.80.80.60.7-0.10.02.30.80.5-0.01.50.71.00.71.31.10.60.61.11.01.10.91.21.00.41.01.40.51.31.01.01.01.10.80.00.70.5

us-gaap:NetIncomeLoss us-gaap:StatementEquityComponents

us-gaap:RetainedEarnings


Net
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312018-01-012017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-30
Value113545930-199.33346292642211516-2.19451611912-0.54137182214312614132624261928238.91621301028202019
Percentage of NetIncomeLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax3.41.92.31.5-8.61.71.11.01.80.80.60.7-0.10.02.30.80.5-0.01.50.71.00.71.31.10.60.61.11.01.10.91.21.00.41.01.40.51.31.01.01.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:RetainedEarnings0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Nonoperating Income Expense

us-gaap:NonoperatingIncomeExpense

us-gaap:NonoperatingIncomeExpense


Nonoperating
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-14406000.0-15297000.0-15459000.0-15760000.0-16111000.0-21373000.0-31275000.0-24656000.0-26151000.0-25979000.0-27499000.0-25505000.0-25303000.0-24044000.0-23338000.0-21906000.0-21901000.0-36297000.0-20460000.0-19677000.0-18889000.0-18671000.0-18116000.0-17725000.0-18389000.0-17907000.0-17467000.0-17300000.0-18708000.0-18410000.0-18870000.0-18987000.0-48246000.0-19477000.0-19074000.0-37842000.0-21645000.0-21142000.0-21581000.0-22345000.0-22567000.0-22169000.0-22463000.0-24259000.0-32234000.0
Percentage of NonoperatingIncomeExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-0.4-0.50.0-0.6-0.8-0.9-1.1-0.9-1.0-1.1-1.1-1.0-1.0-1.0-0.9-0.9-0.9-1.6-0.8-0.8-0.8-0.8-0.7-0.7-0.8-0.8-0.7-0.7-0.8-0.9-0.8-0.8-2.2-0.9-0.9-1.8-1.0-1.1-1.1-1.1-1.1-1.20.0-1.4-1.9

Operating Income Loss

us-gaap:OperatingIncomeLoss

us-gaap:OperatingIncomeLoss


Operating
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
Value165871059653-221.875926562875848502077554236825057426962434162566350595762556657595352535948504648
Percentage of OperatingIncomeLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax4.93.20.03.82.5-9.63.42.42.43.72.31.92.00.82.92.21.81.63.22.02.41.92.82.51.81.92.72.42.72.42.62.62.82.63.02.72.72.72.72.73.02.70.02.62.8

us-gaap:OperatingIncomeLoss us-gaap:ConsolidationItems

us-gaap:OperatingSegments


Operating
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
Value151728038245350744535389.511674633
Percentage of OperatingIncomeLoss91.382.683.771.5-11.282.180.184.976.974.776.447.187.184.178.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax4.52.63.21.81.12.01.93.11.81.51.50.42.51.91.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:OperatingSegments0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:OperatingIncomeLoss us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

us-gaap:OperatingSegments, sah:FranchisedDealerships


Operating
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
Value1657080352251487350406623715140
Percentage of OperatingIncomeLoss100.080.383.466.7-10.278.376.784.286.785.1130.4118.192.792.396.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax4.92.53.21.71.01.91.83.12.01.72.61.02.72.11.7
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:OperatingSegments sah:FranchisedDealerships0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:OperatingSegments, sah:PreOwnedStores


Operating
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-30
Value-14.3942.010.2392.5772.0962.532.1290.558-5.026-27.347-14.324-4.606-7.571
Percentage of OperatingIncomeLoss-8.72.30.24.8-0.93.93.40.6-10.4-54.0-71.0-8.3-18.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-0.40.10.00.10.10.10.10.0-0.2-1.1-0.6-0.2-0.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:OperatingSegments sah:PreOwnedStores0.00.00.00.00.00.00.00.00.00.00.00.00.0

Other Nonoperating Income Expense

us-gaap:OtherNonoperatingIncomeExpense

us-gaap:OtherNonoperatingIncomeExpense


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
Value-0.0010.101-0.0030.0010.00.1-6.679-0.005-0.0050.1-0.0010.00.0170.089-0.0320.0040.007-14.5010.0050.0110.0060.104-0.0030.0020.010.09-0.001-0.0010.0030.0970.00.029-28.2650.0950.183-17.275-2.550.019-0.278-0.8260.0170.071-0.003-0.351-7.235
Percentage of OtherNonoperatingIncomeExpense100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-0.00.00.00.00.00.0-0.2-0.0-0.00.0-0.00.00.00.0-0.00.00.0-0.60.00.00.00.0-0.00.00.00.0-0.0-0.00.00.00.00.0-1.30.00.0-0.8-0.10.0-0.0-0.00.00.00.0-0.0-0.4

us-gaap:OtherNonoperatingIncomeExpense us-gaap:ConsolidationItems

us-gaap:MaterialReconcilingItems


Other
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
Value151728037-243.248-0.005-0.0050.1-0.0010.00.0170.089-0.0320.0040.007
Percentage of OtherNonoperatingIncomeExpense-15102100.071834.78067300.00.0-243248.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax4.52.63.21.8-10.5-0.0-0.00.0-0.00.00.00.0-0.00.00.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:MaterialReconcilingItems0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Revenue From Contract With Customer Excluding Assessed Tax

us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax

us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax


Revenue
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
Value335227862798254821112308274827022614238925742470250524002667250524052287255625572382223424702494242322352351235523532136231522422202208321882152218519871983199219681818184417701722
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:ProductOrService

sah:FinanceInsuranceAndOtherNet


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
Value17714413712611011512512611810610998104931009286
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax5.35.24.95.05.25.04.64.74.54.44.34.04.23.93.83.73.6
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax5.35.24.95.05.25.04.64.74.54.44.34.04.23.93.83.73.6
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax sah:FinanceInsuranceAndOtherNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

sah:NewVehicle


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
Value146211561323109890095913601258120410661319123512381180148513621275
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax43.641.547.343.142.641.649.546.546.144.651.350.049.449.255.754.453.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax43.641.547.343.142.641.649.546.546.144.651.350.049.449.255.754.453.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax sah:NewVehicle100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

sah:PartsServiceandCollisionRepair


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
Value360320319320259334346352355341339343346351355347361
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax10.811.511.412.612.314.512.613.013.614.313.213.913.814.713.313.915.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax10.811.511.412.612.314.512.613.013.614.313.213.913.814.713.313.915.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax sah:PartsServiceandCollisionRepair100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

sah:TotalVehicles


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
Value28142321234221001742185822762223214019412125202920541955221220651957
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax84.083.383.782.482.580.582.882.381.981.382.682.182.081.482.982.481.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax84.083.383.782.482.580.582.882.381.981.382.682.182.081.482.982.481.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax sah:TotalVehicles100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

sah:UsedVehicles


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
Value12661090959946808850869914885820755745762709685659641
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax37.839.134.337.138.336.831.633.833.934.329.430.230.429.525.726.326.7
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax37.839.134.337.138.336.831.633.833.934.329.430.230.429.525.726.326.7
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax sah:UsedVehicles100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

sah:WholesaleVehicles


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
Value8474595633484651505449485365404340
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax2.52.72.12.21.62.11.71.91.92.31.92.02.12.71.51.71.7
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax2.52.72.12.21.62.11.71.91.92.31.92.02.12.71.51.71.7
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax sah:WholesaleVehicles100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

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

sah:FinanceInsuranceAndOtherNet, sah:FranchisedDealerships


Revenue
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-31
Value12497918083968980
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax3.73.53.63.83.63.63.43.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax3.73.53.63.83.63.63.43.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax sah:FinanceInsuranceAndOtherNet sah:FranchisedDealerships100.0100.0100.0100.0100.0100.0100.0100.0

sah:FinanceInsuranceAndOtherNet, sah:PreOwnedStores


Revenue
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-31
Value5347353032302825
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax1.61.71.41.41.41.11.11.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax1.61.71.41.41.41.11.11.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax sah:FinanceInsuranceAndOtherNet sah:PreOwnedStores100.0100.0100.0100.0100.0100.0100.0100.0

sah:NewVehicle, sah:FranchisedDealerships


Revenue
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-31
Value146111561098900959125812041066
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax43.641.543.142.641.646.546.144.6
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax43.641.543.142.641.646.546.144.6
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax sah:NewVehicle sah:FranchisedDealerships100.0100.0100.0100.0100.0100.0100.0100.0

sah:NewVehicles, sah:PreOwnedStores


Revenue
Period End2021-06-30
Value0.909
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax sah:NewVehicles sah:PreOwnedStores100.0

sah:PartsServiceandCollisionRepair, sah:FranchisedDealerships


Revenue
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-31
Value346308310251324343347336
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax10.311.112.211.914.112.713.314.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax10.311.112.211.914.112.713.314.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax sah:PartsServiceandCollisionRepair sah:FranchisedDealerships100.0100.0100.0100.0100.0100.0100.0100.0

sah:PartsServiceandCollisionRepair, sah:PreOwnedStores


Revenue
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-31
Value1412107.06108.2277.9755.205
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.40.50.40.30.40.30.30.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.40.50.40.30.40.30.30.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax sah:PartsServiceandCollisionRepair sah:PreOwnedStores100.0100.0100.0100.0100.0100.0100.0100.0

sah:UsedVehicles, sah:FranchisedDealerships


Revenue
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-31
Value761661615535566648637603
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax22.723.724.225.424.624.024.425.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax22.723.724.225.424.624.024.425.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax sah:UsedVehicles sah:FranchisedDealerships100.0100.0100.0100.0100.0100.0100.0100.0

sah:UsedVehicles, sah:PreOwnedStores


Revenue
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-31
Value505428330273283266248216
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax15.115.413.012.912.39.99.59.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax15.115.413.012.912.39.99.59.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax sah:UsedVehicles sah:PreOwnedStores100.0100.0100.0100.0100.0100.0100.0100.0

sah:WholesaleVehicles, sah:FranchisedDealerships


Revenue
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-31
Value6256482842444352
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax1.92.01.91.31.81.61.72.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax1.92.01.91.31.81.61.72.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax sah:WholesaleVehicles sah:FranchisedDealerships100.0100.0100.0100.0100.0100.0100.0100.0

sah:WholesaleVehicles, sah:PreOwnedStores


Revenue
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-31
Value21187.9764.6666.1037.0256.3192.237
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.70.70.30.20.30.30.20.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.70.70.30.20.30.30.20.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax sah:WholesaleVehicles sah:PreOwnedStores100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:StatementBusinessSegments

sah:FranchisedDealerships


Revenue
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-31
Value2756227921631796197623902322213923712284232522692561244823562246252125172352221024522472240222192346235523532136
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax82.281.884.985.185.688.488.889.692.192.592.894.596.097.798.098.298.698.498.898.999.399.199.199.399.8100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax82.281.884.985.185.688.488.889.692.192.592.894.596.097.798.098.298.698.498.898.999.399.199.199.399.8100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax sah:FranchisedDealerships100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

sah:PreOwnedStores


Revenue
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-30
Value5955073853153313122912491851801311065749414343
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax17.818.215.114.914.411.611.210.47.57.25.54.02.32.01.81.71.7
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax17.818.215.114.914.411.611.210.47.57.25.54.02.32.01.81.71.7
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax sah:PreOwnedStores100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

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
Value335227862798254821112308274827022614238925742470250524002667250524052287255625572382223424702494242322352351235523532136231522422202208321882152218519871983199219681818184417701722
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 RevenueFromContractWithCustomerExcludingAssessedTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Selling General And Administrative Expense

us-gaap:SellingGeneralAndAdministrativeExpense

us-gaap:SellingGeneralAndAdministrativeExpense


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
Value320289258257230282260296294247273289277304277283293292267282277284275280284270264270268263254254248245226238249247240238240229224226225
Percentage of SellingGeneralAndAdministrativeExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax9.610.49.310.110.912.29.511.011.310.310.611.711.112.710.411.312.212.810.411.011.612.711.111.211.712.111.211.511.412.411.011.411.311.810.411.111.412.412.112.012.212.612.212.813.1

Assets

us-gaap:Assets

us-gaap:Assets


Assets
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value365636923745350335953976407141174119413937963703370437883818361436453607363934293511343135623292327531223183298330703005305128952871268727762503246924152339223822542250
Percentage of Assets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:Assets us-gaap:StatementBusinessSegments

sah:FranchisedDealerships


Assetsus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-31
Value2742305430962975307235503797186119302095221118411877
Percentage of Assets75.082.782.784.985.589.393.349.050.657.662.157.961.5
Percentage of Assets75.082.782.784.985.589.393.349.050.657.662.157.961.5
Percentage of Assets sah:FranchisedDealerships100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

sah:PreOwnedStores


Assetsus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312017-12-312016-12-31
Value674560478402407244244200144
Percentage of Assets18.415.212.811.511.36.16.05.34.0
Percentage of Assets18.415.212.811.511.36.16.05.34.0
Percentage of Assets sah:PreOwnedStores100.0100.0100.0100.0100.0100.0100.0100.0100.0

Liabilities And Stockholders Equity

us-gaap:LiabilitiesAndStockholdersEquity

us-gaap:LiabilitiesAndStockholdersEquity


Liabilities
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value365636923745350335953976407141174119413937963703370437883818361436453607363934293511343135623292327531223183298330703005305128952871268727762503246924152339223822542250
Percentage of LiabilitiesAndStockholdersEquity100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Stockholders Equity

us-gaap:StockholdersEquity

us-gaap:StockholdersEquity


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-312009-12-312008-12-31
Value946826814774744721944902875852823803786768786722713722725685674666729693685672666653654627613583552541526559561545522505496464368197
Percentage of StockholdersEquity100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets25.922.421.822.120.718.223.221.921.320.621.721.721.220.320.620.019.620.019.920.019.219.420.521.120.921.520.921.921.320.920.120.219.320.119.022.322.722.622.322.622.020.60.00.0

us-gaap:StockholdersEquity us-gaap:StatementClassOfStock, us-gaap:StatementEquityComponents

us-gaap:CommonClassA, us-gaap:CommonStock


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302014-12-312013-12-312012-12-31
Value0.6640.660.6560.6560.6560.6520.6470.6470.6470.6470.6420.6420.6410.6410.6350.6350.6350.6340.630.630.630.6290.6260.6250.6250.620.6160.614
Percentage of StockholdersEquity0.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.1
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of Assets us-gaap:CommonClassA us-gaap:CommonStock0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:CommonClassA, us-gaap:TreasuryStock


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302012-12-312011-12-312010-12-31
Value-713.938-713.892-671.725-657.097-627.812-621.29-600.004-600.004-600.004-599.956-597.623-597.623-596.981-596.962-573.513-573.513-562.114-540.162-536.166-533.681-523.699-510.61-436.195-433.752-416.478-412.835-401.712-388.202-359.821-357.054-348.666-346.079-331.599-248.675-237.688
Percentage of StockholdersEquity-75.4-86.4-82.4-84.9-84.3-86.1-63.5-66.5-68.5-70.4-72.6-74.3-75.9-77.7-72.9-79.3-78.8-74.8-73.9-77.9-77.6-76.6-59.8-62.6-60.8-61.4-60.3-59.4-55.0-56.9-56.8-59.3-63.0-47.6-51.1
Percentage of Assets-19.5-19.3-17.9-18.8-17.5-15.6-14.7-14.6-14.6-14.5-15.7-16.1-16.1-15.8-15.0-15.9-15.4-15.0-14.7-15.6-14.9-14.9-12.2-13.2-12.7-13.2-12.6-13.0-11.7-11.9-11.4-12.0-11.9-10.6-10.6
Percentage of Assets us-gaap:CommonClassA us-gaap:TreasuryStock0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:StockholdersEquity us-gaap:StatementEquityComponents

us-gaap:AccumulatedDefinedBenefitPlansAdjustment


Stockholders
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302015-12-31
Value-2.072-0.736-0.736-0.736-0.7361.1991.1991.1991.199-0.443-0.443-0.443-0.443-0.177-0.177-0.177-0.1770.0060.0060.006
Percentage of StockholdersEquity-0.3-0.1-0.1-0.1-0.10.10.10.10.1-0.1-0.1-0.1-0.1-0.0-0.0-0.0-0.00.00.00.0
Percentage of Assets-0.1-0.0-0.0-0.0-0.00.00.00.00.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.00.00.00.0
Percentage of Assets us-gaap:AccumulatedDefinedBenefitPlansAdjustment0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:AccumulatedNetGainLossFromDesignatedOrQualifyingCashFlowHedges


Stockholders
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302015-12-31
Value-1.544-1.828-1.853-1.598-1.326-0.918-0.2391.1733.0345.9235.5354.6641.75-0.293-0.756-0.782-2.085-7.795-10.398-5.638
Percentage of StockholdersEquity-0.2-0.2-0.2-0.2-0.1-0.1-0.00.10.40.70.70.60.2-0.0-0.1-0.1-0.3-1.1-1.5-0.8
Percentage of Assets-0.0-0.1-0.1-0.0-0.0-0.0-0.00.00.10.20.10.10.0-0.0-0.0-0.0-0.1-0.2-0.3-0.2
Percentage of Assets us-gaap:AccumulatedNetGainLossFromDesignatedOrQualifyingCashFlowHedges0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:AccumulatedOtherComprehensiveIncome


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-312009-12-312008-12-31
Value-3.026-3.373-3.616-2.564-2.589-2.334-2.0620.2810.962.3724.2335.485.0924.2211.307-0.47-0.933-0.959-2.262-7.789-10.392-8.657-5.632-9.072-6.455-7.347-6.424-5.344-7.847-7.545-8.582-11.669-11.886-18.176-19.963-21.573-21.451-19.749-21.49-22.343-19.714-18.683-22.35-36.635
Percentage of StockholdersEquity-0.3-0.4-0.4-0.3-0.3-0.3-0.20.00.10.30.50.70.60.50.2-0.1-0.1-0.1-0.3-1.1-1.5-1.3-0.8-1.3-0.9-1.1-1.0-0.8-1.2-1.2-1.4-2.0-2.1-3.4-3.8-3.9-3.8-3.6-4.1-4.4-4.0-4.0-6.1-18.5
Percentage of Assets-0.1-0.1-0.1-0.1-0.1-0.1-0.10.00.00.10.10.10.10.10.0-0.0-0.0-0.0-0.1-0.2-0.3-0.3-0.2-0.3-0.2-0.2-0.2-0.2-0.3-0.3-0.3-0.4-0.4-0.7-0.7-0.9-0.9-0.8-0.9-1.0-0.9-0.80.00.0
Percentage of Assets us-gaap:AccumulatedOtherComprehensiveIncome0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:AdditionalPaidInCapital


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-312009-12-312008-12-31
Value781771767764761758755753750747745743739736732730727724721720718715713707705702697694692688685683674671669666662671667668669666662537
Percentage of StockholdersEquity82.693.394.298.8102.2105.080.083.585.787.890.592.593.995.893.1101.1102.0100.399.5105.1106.4107.497.8102.1102.9104.5104.7106.3105.9109.8111.8117.0121.9124.0127.1119.1118.0123.1127.8132.3135.0143.5179.6271.9
Percentage of Assets21.420.920.521.821.219.118.618.318.218.119.620.120.019.419.220.220.020.119.821.020.520.920.021.521.522.521.923.322.622.922.523.623.525.024.126.626.827.828.529.929.729.60.00.0
Percentage of Assets us-gaap:AdditionalPaidInCapital0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:RetainedEarnings


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-312009-12-312008-12-31
Value8807717216686135867907487237016706516386246255655485385415054894694574274023893763513283022842572352272081791701431241058753-35.18-66.9
Percentage of StockholdersEquity93.193.488.686.482.381.283.682.982.682.381.581.081.281.279.578.276.874.574.673.872.670.462.761.758.757.956.453.850.248.246.344.142.642.139.532.030.326.323.820.817.611.5-9.5-33.9
Percentage of Assets24.120.919.319.117.114.719.418.217.616.917.717.617.216.516.415.615.014.914.914.714.013.712.813.012.312.511.811.810.710.19.38.98.28.57.57.26.95.95.34.73.92.40.00.0
Percentage of Assets us-gaap:RetainedEarnings0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Assets Current

us-gaap:AssetsCurrent

us-gaap:AssetsCurrent


Assets
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value171917801882165217392129201720222021202319931863190919582019183219601946203118571967193120831823183516831768162717521688173215741630147416111355132312631180106711001190
Percentage of AssetsCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets47.048.250.347.248.453.649.649.149.148.952.550.351.551.752.950.753.854.055.854.256.056.358.555.456.053.955.654.557.156.256.854.456.854.958.054.153.652.350.547.748.852.9

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
Value23977170125115181292.4012.142.7225.8547.5828.1549.1636.352134.386.5653.1082.9412.4192.393.6252.4933.5523.9584.1821.6642.9992.1393.0168.9933.194.2473.371625.9082.361.91328112.395211020306.971
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 Assets6.62.14.53.63.24.60.70.10.10.10.20.20.20.20.20.40.10.20.10.10.10.10.10.10.10.10.10.10.10.10.10.30.10.20.12.50.20.10.11.30.50.01.00.00.00.00.0

Receivables Net Current

us-gaap:ReceivablesNetCurrent

us-gaap:ReceivablesNetCurrent


Receivables
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
Value356373371286322200432365364371438350347367482410289297430299313278378299308315371270293303354271295280345240264255303200198239
Percentage of ReceivablesNetCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets9.810.19.98.29.05.110.68.98.89.011.59.59.49.712.611.48.08.211.88.78.98.110.69.19.410.111.79.19.610.111.69.410.310.512.49.610.710.613.08.98.810.6

Inventory Net

us-gaap:InventoryNet

us-gaap:InventoryNet


Inventory
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
Value1016123212471137117616081517152815211530152814741527155015121390162216001570151115901593159914221441128013111203130212691282122812491142117710331033986863815861903
Percentage of InventoryNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets27.833.433.332.532.740.437.337.136.937.040.339.841.240.939.638.544.544.443.244.145.346.444.943.244.041.041.240.342.442.342.042.443.542.542.441.341.840.836.936.438.240.1

Other Assets Current

us-gaap:OtherAssetsCurrent

us-gaap:OtherAssetsCurrent


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
Value10697931011241383712613311820302630181843412637545710199818381137125112926581478418201912232925
Percentage of OtherAssetsCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets2.92.62.52.93.53.50.93.13.22.90.60.80.70.80.50.51.21.20.71.11.61.72.83.02.52.72.54.64.13.83.02.32.91.83.00.70.80.80.51.11.31.1

Property Plant And Equipment Gross

us-gaap:PropertyPlantAndEquipmentGross us-gaap:PropertyPlantAndEquipmentByType

us-gaap:PropertyPlantAndEquipmentGross

sah:SoftwareAndComputerEquipment


Property
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-31
Value40639136535935735234612197119116127127150147143138132128119114111107
Percentage of PropertyPlantAndEquipmentGross100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets11.110.69.710.39.98.98.52.92.42.93.13.43.44.03.94.03.83.73.53.53.33.33.0
Percentage of Assets sah:SoftwareAndComputerEquipment0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:BuildingImprovements


Property
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-31
Value10791046102810131012976969996994952989984943942893869836805777748730692679637632627582573574571569541516506476459455455
Percentage of PropertyPlantAndEquipmentGross265.5266.9281.5281.8283.5277.1280.0820.91022.1799.4850.8771.8742.3626.1604.7606.9605.4606.5605.9626.7639.9619.7634.70.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of Assets29.528.327.428.928.224.623.824.224.123.026.126.625.524.923.424.123.022.321.421.820.820.219.119.419.320.118.319.218.719.018.718.718.018.917.218.418.519.5
Percentage of Assets us-gaap:BuildingImprovements0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:ConstructionInProgress


Property
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-31
Value4355342831535043325859744743546167666268696655724550817146322755584339332516
Percentage of PropertyPlantAndEquipmentGross10.714.29.58.08.715.114.736.233.349.351.258.537.028.836.843.148.650.349.157.560.759.651.40.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of Assets1.21.50.90.80.91.31.31.10.81.41.62.01.31.11.41.71.81.91.72.02.01.91.52.21.41.62.62.41.51.10.91.92.01.61.41.41.00.7
Percentage of Assets us-gaap:ConstructionInProgress0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:Land


Property
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-31
Value378377375384389373373377382386381385382383370351335335306300284264260252244232224212205199194185161160142134134131
Percentage of PropertyPlantAndEquipmentGross93.196.4102.8106.8109.1106.1107.8311.1393.1324.4327.9302.6300.8254.9250.9245.3242.5252.4238.7251.5249.0237.0243.10.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of Assets10.410.210.011.010.89.49.29.29.39.310.010.410.310.19.79.79.29.38.48.88.17.77.37.77.47.57.07.16.76.66.46.45.66.05.15.45.45.6
Percentage of Assets us-gaap:Land0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:PropertyPlantAndEquipmentNetExcludingCapitalLeasedAssets


Property
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312018-12-31
Value19071871180317861790175617401761
Percentage of PropertyPlantAndEquipmentGross469.3477.5493.8496.6501.3498.2502.51513.6
Percentage of Assets52.250.748.151.049.844.242.746.4
Percentage of Assets us-gaap:PropertyPlantAndEquipmentNetExcludingCapitalLeasedAssets0.00.00.00.00.00.00.00.0

Accumulated Depreciation Depletion And Amortization Property Plant And Equipment

us-gaap:AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment

us-gaap:AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment


Accumulated
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-31
Value717695673659651638616610589570575567549548527510490470450435416397379365349332316328324313300286274261249240232214
Percentage of AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets19.618.818.018.818.116.015.114.814.313.815.215.314.814.513.814.113.513.112.412.711.911.610.711.110.710.79.911.010.610.49.89.99.59.79.09.69.49.2

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
Value1177116611201110111210921097113611301137117812071162117811461120108710621010978951908886859829823799742712701702700659641595567561554552542529436
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 Assets32.231.629.931.731.027.527.027.627.527.531.032.631.431.130.031.029.829.527.828.527.126.524.926.125.326.425.124.923.223.323.024.223.023.921.422.722.722.923.624.223.519.4

Goodwill

us-gaap:Goodwill

us-gaap:Goodwill


Goodwill
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
Value223219213207207207475487487487509510510525525526471472472473471471471472473476475474469477476478454454454458464464468468468468
Percentage of Goodwill100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets6.15.95.75.95.85.211.711.811.811.813.413.813.813.913.814.612.913.113.013.813.413.713.214.414.515.315.015.915.315.915.616.515.816.916.418.318.819.220.020.920.820.8

us-gaap:Goodwill us-gaap:ReportingUnit

sah:EchoPark


Goodwillus-gaap:
Period End2020-12-312019-12-312018-12-31
Value666060
Percentage of Goodwill31.212.611.8
Percentage of Assets1.81.51.6
Percentage of Assets sah:EchoPark0.00.00.0

sah:FranchisedDealerships


Goodwillus-gaap:
Period End2020-12-312019-12-312018-12-31
Value147415449
Percentage of Goodwill68.887.488.2
Percentage of Assets3.910.211.8
Percentage of Assets sah:FranchisedDealerships0.00.00.0

Indefinite Lived Intangible Assets Excluding Goodwill

us-gaap:IndefiniteLivedIntangibleAssetsExcludingGoodwill us-gaap:IndefiniteLivedIntangibleAssetsByMajorClass

us-gaap:IndefiniteLivedIntangibleAssetsExcludingGoodwill

us-gaap:FranchiseRights


Indefinite
Period End2021-06-302021-03-312020-12-312020-09-302019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302012-12-312011-12-31
Value68646464646464646567676973747474747474747574777775747879806064
Percentage of IndefiniteLivedIntangibleAssetsExcludingGoodwill100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets1.91.71.71.81.61.61.61.61.71.81.81.82.02.12.12.12.22.12.22.12.32.32.52.42.52.42.62.62.82.22.8
Percentage of Assets us-gaap:FranchiseRights0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Intangible Assets Net Excluding Goodwill

us-gaap:IntangibleAssetsNetExcludingGoodwill

us-gaap:IntangibleAssetsNetExcludingGoodwill


Intangible
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
Value686464646464646464646971727474787980808080808081808383828186878969707073757576777879
Percentage of IntangibleAssetsNetExcludingGoodwill100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets1.91.71.71.81.81.61.61.61.61.61.81.91.92.02.02.22.22.22.22.32.32.42.32.52.52.72.62.82.72.92.93.12.42.62.52.93.13.13.33.53.53.5

Operating Lease Right Of Use Asset

us-gaap:OperatingLeaseRightOfUseAsset

us-gaap:OperatingLeaseRightOfUseAsset


Operating
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value3133203303373413443373283333430.0
Percentage of OperatingLeaseRightOfUseAsset100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0
Percentage of Assets8.68.78.89.69.58.78.38.08.18.30.0

Other Assets Noncurrent

us-gaap:OtherAssetsNoncurrent

us-gaap:OtherAssetsNoncurrent


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
Value837474929187434343434550505151554646454040393954555655575351525157474547455762827776
Percentage of OtherAssetsNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets2.32.02.02.62.52.21.11.11.01.11.21.41.41.41.31.51.31.31.21.21.11.21.11.61.71.81.71.91.71.71.71.82.01.81.71.91.82.42.73.73.43.4

Other Assets

us-gaap:OtherAssets

us-gaap:OtherAssets


Other
Period End2021-03-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-31
Value0.00511041080859718735600
Percentage of OtherAssets100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.029.128.323.620.223.119.7

Accounts Payable Current

us-gaap:AccountsPayableCurrent

us-gaap:AccountsPayableCurrent


Accounts
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value1461361059210578135119128127114119111113129102123125117108129138131113113115132102110108126107999912067989086878759
Percentage of AccountsPayableCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets4.03.72.82.62.92.03.32.93.13.13.03.23.03.03.42.83.43.53.23.23.74.03.73.43.53.74.23.43.63.64.13.73.53.74.42.74.03.73.73.93.92.7

Liabilities Current

us-gaap:LiabilitiesCurrent

us-gaap:LiabilitiesCurrent


Liabilities
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value163517811831162917482013206619451965196619451812184718871954173119041847193617521834180419141656167315611647143915351497159414541486140615241224126212021156104410281105
Percentage of LiabilitiesCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets44.748.248.946.548.650.650.847.347.747.551.248.949.949.851.247.952.351.253.251.152.252.653.750.351.150.051.748.350.049.852.350.251.852.354.948.951.149.849.446.745.649.1

Long Term Debt Current

us-gaap:LongTermDebtCurrent

us-gaap:LongTermDebtCurrent


Long
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
Value51746863728069626238263337536159675043432926333138383024202018182019-18.587-12.289-12.175-11.608
Percentage of LongTermDebtCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets1.42.01.81.82.02.01.71.51.50.90.70.91.01.41.61.61.81.41.21.30.80.80.91.01.21.21.00.80.70.70.60.60.70.7-0.7-0.5-0.5-0.5

Operating Lease Liability Current

us-gaap:OperatingLeaseLiabilityCurrent

us-gaap:OperatingLeaseLiabilityCurrent


Operating
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value404042434443434344450.0
Percentage of OperatingLeaseLiabilityCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0
Percentage of Assets1.11.11.11.31.21.11.11.11.11.10.0

Other Liabilities Current

us-gaap:OtherLiabilitiesCurrent

us-gaap:OtherLiabilitiesCurrent


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
Value290295279246293237266259243251257241221226237239221215236236219205218214198203208200173178185176164172188166150178177178169160
Percentage of OtherLiabilitiesCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets8.08.07.57.08.26.06.56.35.96.16.86.56.06.06.26.66.16.06.56.96.36.06.16.56.16.56.66.75.75.96.16.15.76.46.86.76.17.47.68.07.57.1

us-gaap:OtherLiabilitiesCurrent us-gaap:RetirementPlanType

us-gaap:SupplementalEmployeeRetirementPlanDefinedBenefit


Other
Period End2020-12-312019-12-312018-12-312017-12-31
Value0.40.40.30.3
Percentage of OtherLiabilitiesCurrent0.10.20.10.1
Percentage of Assets0.00.00.00.0
Percentage of Assets us-gaap:SupplementalEmployeeRetirementPlanDefinedBenefit0.00.00.00.0

Long Term Debt

us-gaap:LongTermDebt

us-gaap:LongTermDebt


Long
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302014-12-312013-12-312013-09-302012-12-31
Value686711720733749911706909914919945990970105810241075954947882886878843814827819773748752629
Percentage of LongTermDebt100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets18.819.319.220.920.822.917.422.122.222.224.926.726.227.926.829.826.226.324.325.825.024.622.925.125.024.324.526.022.7

us-gaap:LongTermDebt us-gaap:LongtermDebtType

sah:MortgageLoanAtFixInterestRate


Long
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-31
Value212217224191194205208211215226229232199197199183176178181183168170164145147149153155157159141136137124125116
Percentage of LongTermDebt29.529.630.021.027.522.622.823.122.822.923.722.019.518.320.919.320.020.220.721.820.720.620.00.019.10.00.00.021.121.20.00.021.90.00.00.0
Percentage of Assets5.76.26.34.84.85.05.15.15.76.16.26.15.25.55.55.14.85.25.25.44.75.25.04.74.65.05.05.25.25.54.95.15.05.05.15.0
Percentage of Assets sah:MortgageLoanAtFixInterestRate0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Long Term Debt Noncurrent

us-gaap:LongTermDebtNoncurrent

us-gaap:LongTermDebtNoncurrent


Long
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
Value63463765166967783063684685188091895793310049631016887897839842848817781795780756742759760764730734713619610598525545536559596546
Percentage of LongTermDebtNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets17.417.317.419.118.820.915.620.520.721.324.225.925.226.525.228.124.324.923.124.624.223.821.924.223.824.223.325.524.825.423.925.324.823.122.023.921.322.622.925.026.524.3

Deferred Income Tax Liabilities Net

us-gaap:DeferredIncomeTaxLiabilitiesNet

us-gaap:DeferredIncomeTaxLiabilitiesNet


Deferred
Period End2021-06-302021-03-312020-12-312020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-01-012017-12-31
Value0.4850.7710.3451.9120.08.9272023263350495051
Percentage of DeferredIncomeTaxLiabilitiesNet100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.00.00.00.10.00.20.50.60.60.91.41.30.01.4

Other Liabilities Noncurrent

us-gaap:OtherLiabilitiesNoncurrent

us-gaap:OtherLiabilitiesNoncurrent


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
Value929088867566737168677579877361646361616670666473707169717677819194102104121120122124128133134
Percentage of OtherLiabilitiesNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets2.52.42.42.52.11.71.81.71.71.62.02.12.41.91.61.81.71.71.72.02.02.01.82.22.12.32.22.42.52.62.73.23.33.83.84.84.95.15.35.85.96.0

us-gaap:OtherLiabilitiesNoncurrent us-gaap:RetirementPlanType

us-gaap:SupplementalEmployeeRetirementPlanDefinedBenefit


Other
Period End2020-12-312019-12-312018-12-312017-12-31
Value22171313
Percentage of OtherLiabilitiesNoncurrent24.923.917.121.5
Percentage of Assets0.60.40.30.3
Percentage of Assets us-gaap:SupplementalEmployeeRetirementPlanDefinedBenefit0.00.00.00.0

Operating Lease Liability Noncurrent

us-gaap:OperatingLeaseLiabilityNoncurrent

us-gaap:OperatingLeaseLiabilityNoncurrent


Operating
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value2812882963043073113042952993080.0
Percentage of OperatingLeaseLiabilityNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0
Percentage of Assets7.77.87.98.78.67.87.57.27.37.40.0

Lessee Operating Lease Liability Payments Due Year Two

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearTwo

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearTwo


Lessee
Period End2020-12-312020-09-30
Value5663
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueYearTwo100.0100.0
Percentage of Assets1.51.8

Lessee Operating Lease Liability Payments Due Year Three

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearThree

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearThree


Lessee
Period End2020-12-312020-09-30
Value5456
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueYearThree100.0100.0
Percentage of Assets1.41.6

Lessee Operating Lease Liability Payments Due Year Four

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFour

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFour


Lessee
Period End2020-12-312020-09-30
Value4854
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueYearFour100.0100.0
Percentage of Assets1.31.6

Lessee Operating Lease Liability Payments Due Year Five

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFive

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFive


Lessee
Period End2020-12-312020-09-30
Value4249
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueYearFive100.0100.0
Percentage of Assets1.11.4

Lessee Operating Lease Liability Payments Due After Year Five

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive


Lessee
Period End2020-12-312020-09-30
Value203237
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive100.0100.0
Percentage of Assets5.46.8

Operating Lease Liability

us-gaap:OperatingLeaseLiability

us-gaap:OperatingLeaseLiability


Operating
Period End2020-12-312020-09-302019-12-312019-09-302019-06-302019-03-312019-01-01
Value3383483470.3386970.343486353419
Percentage of OperatingLeaseLiability100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets9.09.98.50.00.08.50.0

Lessee Operating Lease Liability Payments Due

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDue

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDue


Lessee
Period End2020-12-312020-09-30
Value467478
Percentage of LesseeOperatingLeaseLiabilityPaymentsDue100.0100.0
Percentage of Assets12.513.7

Lessee Operating Lease Liability Undiscounted Excess Amount

us-gaap:LesseeOperatingLeaseLiabilityUndiscountedExcessAmount

us-gaap:LesseeOperatingLeaseLiabilityUndiscountedExcessAmount


Lessee
Period End2020-12-312020-09-30
Value128129
Percentage of LesseeOperatingLeaseLiabilityUndiscountedExcessAmount100.0100.0
Percentage of Assets3.43.7

Stockholders Equity

us-gaap:StockholdersEquity

us-gaap:StockholdersEquity


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-312009-12-312008-12-31
Value946826814774744721944902875852823803786768786722713722725685674666729693685672666653654627613583552541526559561545522505496464368197
Percentage of StockholdersEquity100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets25.922.421.822.120.718.223.221.921.320.621.721.721.220.320.620.019.620.019.920.019.219.420.521.120.921.520.921.921.320.920.120.219.320.119.022.322.722.622.322.622.020.60.00.0

us-gaap:StockholdersEquity us-gaap:StatementClassOfStock, us-gaap:StatementEquityComponents

us-gaap:CommonClassA, us-gaap:CommonStock


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302014-12-312013-12-312012-12-31
Value0.6640.660.6560.6560.6560.6520.6470.6470.6470.6470.6420.6420.6410.6410.6350.6350.6350.6340.630.630.630.6290.6260.6250.6250.620.6160.614
Percentage of StockholdersEquity0.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.1
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of Assets us-gaap:CommonClassA us-gaap:CommonStock0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:CommonClassA, us-gaap:TreasuryStock


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302012-12-312011-12-312010-12-31
Value-713.938-713.892-671.725-657.097-627.812-621.29-600.004-600.004-600.004-599.956-597.623-597.623-596.981-596.962-573.513-573.513-562.114-540.162-536.166-533.681-523.699-510.61-436.195-433.752-416.478-412.835-401.712-388.202-359.821-357.054-348.666-346.079-331.599-248.675-237.688
Percentage of StockholdersEquity-75.4-86.4-82.4-84.9-84.3-86.1-63.5-66.5-68.5-70.4-72.6-74.3-75.9-77.7-72.9-79.3-78.8-74.8-73.9-77.9-77.6-76.6-59.8-62.6-60.8-61.4-60.3-59.4-55.0-56.9-56.8-59.3-63.0-47.6-51.1
Percentage of Assets-19.5-19.3-17.9-18.8-17.5-15.6-14.7-14.6-14.6-14.5-15.7-16.1-16.1-15.8-15.0-15.9-15.4-15.0-14.7-15.6-14.9-14.9-12.2-13.2-12.7-13.2-12.6-13.0-11.7-11.9-11.4-12.0-11.9-10.6-10.6
Percentage of Assets us-gaap:CommonClassA us-gaap:TreasuryStock0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:StockholdersEquity us-gaap:StatementEquityComponents

us-gaap:AccumulatedDefinedBenefitPlansAdjustment


Stockholders
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302015-12-31
Value-2.072-0.736-0.736-0.736-0.7361.1991.1991.1991.199-0.443-0.443-0.443-0.443-0.177-0.177-0.177-0.1770.0060.0060.006
Percentage of StockholdersEquity-0.3-0.1-0.1-0.1-0.10.10.10.10.1-0.1-0.1-0.1-0.1-0.0-0.0-0.0-0.00.00.00.0
Percentage of Assets-0.1-0.0-0.0-0.0-0.00.00.00.00.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.00.00.00.0
Percentage of Assets us-gaap:AccumulatedDefinedBenefitPlansAdjustment0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:AccumulatedNetGainLossFromDesignatedOrQualifyingCashFlowHedges


Stockholders
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302015-12-31
Value-1.544-1.828-1.853-1.598-1.326-0.918-0.2391.1733.0345.9235.5354.6641.75-0.293-0.756-0.782-2.085-7.795-10.398-5.638
Percentage of StockholdersEquity-0.2-0.2-0.2-0.2-0.1-0.1-0.00.10.40.70.70.60.2-0.0-0.1-0.1-0.3-1.1-1.5-0.8
Percentage of Assets-0.0-0.1-0.1-0.0-0.0-0.0-0.00.00.10.20.10.10.0-0.0-0.0-0.0-0.1-0.2-0.3-0.2
Percentage of Assets us-gaap:AccumulatedNetGainLossFromDesignatedOrQualifyingCashFlowHedges0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:AccumulatedOtherComprehensiveIncome


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-312009-12-312008-12-31
Value-3.026-3.373-3.616-2.564-2.589-2.334-2.0620.2810.962.3724.2335.485.0924.2211.307-0.47-0.933-0.959-2.262-7.789-10.392-8.657-5.632-9.072-6.455-7.347-6.424-5.344-7.847-7.545-8.582-11.669-11.886-18.176-19.963-21.573-21.451-19.749-21.49-22.343-19.714-18.683-22.35-36.635
Percentage of StockholdersEquity-0.3-0.4-0.4-0.3-0.3-0.3-0.20.00.10.30.50.70.60.50.2-0.1-0.1-0.1-0.3-1.1-1.5-1.3-0.8-1.3-0.9-1.1-1.0-0.8-1.2-1.2-1.4-2.0-2.1-3.4-3.8-3.9-3.8-3.6-4.1-4.4-4.0-4.0-6.1-18.5
Percentage of Assets-0.1-0.1-0.1-0.1-0.1-0.1-0.10.00.00.10.10.10.10.10.0-0.0-0.0-0.0-0.1-0.2-0.3-0.3-0.2-0.3-0.2-0.2-0.2-0.2-0.3-0.3-0.3-0.4-0.4-0.7-0.7-0.9-0.9-0.8-0.9-1.0-0.9-0.80.00.0
Percentage of Assets us-gaap:AccumulatedOtherComprehensiveIncome0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:AdditionalPaidInCapital


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-312009-12-312008-12-31
Value781771767764761758755753750747745743739736732730727724721720718715713707705702697694692688685683674671669666662671667668669666662537
Percentage of StockholdersEquity82.693.394.298.8102.2105.080.083.585.787.890.592.593.995.893.1101.1102.0100.399.5105.1106.4107.497.8102.1102.9104.5104.7106.3105.9109.8111.8117.0121.9124.0127.1119.1118.0123.1127.8132.3135.0143.5179.6271.9
Percentage of Assets21.420.920.521.821.219.118.618.318.218.119.620.120.019.419.220.220.020.119.821.020.520.920.021.521.522.521.923.322.622.922.523.623.525.024.126.626.827.828.529.929.729.60.00.0
Percentage of Assets us-gaap:AdditionalPaidInCapital0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:RetainedEarnings


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-312009-12-312008-12-31
Value8807717216686135867907487237016706516386246255655485385415054894694574274023893763513283022842572352272081791701431241058753-35.18-66.9
Percentage of StockholdersEquity93.193.488.686.482.381.283.682.982.682.381.581.081.281.279.578.276.874.574.673.872.670.462.761.758.757.956.453.850.248.246.344.142.642.139.532.030.326.323.820.817.611.5-9.5-33.9
Percentage of Assets24.120.919.319.117.114.719.418.217.616.917.717.617.216.516.415.615.014.914.914.714.013.712.813.012.312.511.811.810.710.19.38.98.28.57.57.26.95.95.34.73.92.40.00.0
Percentage of Assets us-gaap:RetainedEarnings0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Common Stock Value

us-gaap:CommonStockValue us-gaap:StatementClassOfStock

us-gaap:CommonStockValue

us-gaap:CommonClassA


Common
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value0.6640.660.6560.6560.6560.6520.6470.6470.6470.6470.6420.6420.6410.6410.6350.6350.6350.6340.630.630.630.6290.6260.6250.6250.6240.620.620.620.6190.6160.6150.6150.6150.6140.6120.570.5640.5630.5620.557
Percentage of CommonStockValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of Assets us-gaap:CommonClassA0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

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
Value781771767764761758755753750747745743739736732730727724721720718715713707705702697694692688685683674671669666662671667668669666
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 Assets21.420.920.521.821.219.118.618.318.218.119.620.120.019.419.220.220.020.119.821.020.520.920.021.521.522.521.923.322.622.922.523.623.525.024.126.626.827.828.529.929.729.6

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
Value8807717216686135867907487237016706516386246255655485385415054894694574274023893763513283022842572352272081791701431241058753
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 Assets24.120.919.319.117.114.719.418.217.616.917.717.617.216.516.415.615.014.914.914.714.013.712.813.012.312.511.811.810.710.19.38.98.28.57.57.26.95.95.34.73.92.4

Accumulated Other Comprehensive Income Loss Net Of Tax

us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax

us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax


Accumulated
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value-3026000.0-3373000.0-3616000.0-2564000.0-2589000.0-2334000.0-2062000.0281000.0960000.02372000.04233000.05480000.05092000.04221000.01307000.0-470000.0-933000.0-959000.0-2262000.0-7789000.0-10392000.0-8657000.0-5632000.0-9072000.0-6455000.0-7347000.0-6424000.0-5344000.0-7847000.0-7545000.0-8582000.0-11669000.0-11886000.0-18176000.0-19963000.0-21573000.0-21451000.0-19749000.0-21490000.0-22343000.0-19714000.0-18683000.0
Percentage of AccumulatedOtherComprehensiveIncomeLossNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets-0.1-0.1-0.1-0.1-0.1-0.1-0.10.00.00.10.10.10.10.10.0-0.0-0.0-0.0-0.1-0.2-0.3-0.3-0.2-0.3-0.2-0.2-0.2-0.2-0.3-0.3-0.3-0.4-0.4-0.7-0.7-0.9-0.9-0.8-0.9-1.0-0.9-0.8

Treasury Stock Value

us-gaap:TreasuryStockValue

us-gaap:TreasuryStockValue


Treasury
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
Value713713671657627621600600600599597597596596573573562540536533523510436433416412401388359357348346345340331265250250248246241237
Percentage of TreasuryStockValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets19.519.317.918.817.515.614.714.614.614.515.716.116.115.815.015.915.415.014.715.614.914.912.213.212.713.212.613.011.711.911.412.012.012.711.910.610.110.410.611.010.710.6

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

us-gaap:AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue us-gaap:StatementEquityComponents

us-gaap:AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue

us-gaap:AdditionalPaidInCapital


Adjustments
Period End2021-06-302021-03-312020-09-302020-06-302012-12-312012-09-302012-06-302012-03-312011-12-312011-09-30
Value3988000.03484000.03154000.02971000.00015000.0107000.0111000.0110000.0
Percentage of AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue100.0100.0100.0100.00.00.0100.0100.0100.0100.0
Percentage of Assets0.00.00.00.00.00.00.00.00.00.0
Percentage of Assets us-gaap:AdditionalPaidInCapital0.00.00.00.00.00.00.00.00.00.0

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
Value-124.888908.08345274-47.1981963137-94.329-11.798117-16.71454-25.249951379-25.1651343.079103-61.9497710445.1081013914-54.195150-58.51188-102.72883-8.732-39.168-40.04662112181633
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 RevenueFromContractWithCustomerExcludingAssessedTax-3.73.20.31.813.0-2.07.21.21.4-3.9-0.54.7-0.72.3-0.93.80.63.5-1.05.30.14.6-2.53.10.42.00.24.31.70.7-2.36.7-2.74.3-4.73.9-0.4-2.0-2.03.15.71.00.91.9

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
Value-53.581-75.568-38.4220.694-42.845-19.61170-6.071-19.80292-16.562-34.15591-56.074-36.576-114.602-45.415-75.516-50.903-61.788-67.845-40.238-39.282-43.695-34.54-46.132-60.933-27.451-1.137-18.433-29.983-126.159-29.225-59.165-18.1625.98-18.6889.164-22.507-22.797-22.149-89.569-40.844-8.206
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 RevenueFromContractWithCustomerExcludingAssessedTax-1.6-2.7-1.40.0-2.0-0.82.6-0.2-0.83.9-0.6-1.43.7-2.3-1.4-4.6-1.9-3.3-2.0-2.4-2.8-1.8-1.6-1.8-1.4-2.1-2.6-1.2-0.0-0.9-1.3-5.6-1.3-2.8-0.80.3-0.90.5-1.1-1.1-1.1-4.9-2.2-0.5

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
Value340-107.74274-35.927-298.157219-240.306-24.881-18.25-1.00926-83.782-75.7554.063542829-0.50276-72.50464-64.637102-34.695241.85258-75.786-37.3793.29278-18.35586-28.79661-32.661303036-22.515-82.1835135-34.649
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 RevenueFromContractWithCustomerExcludingAssessedTax10.2-3.92.7-1.4-14.19.5-8.7-0.9-0.7-0.01.0-3.4-3.00.22.11.11.2-0.03.0-2.82.7-2.94.1-1.41.00.12.5-3.2-1.60.23.4-0.83.9-1.42.8-1.51.41.51.8-1.1-4.22.81.9-2.0

Cash And Cash Equivalents Period Increase Decrease

us-gaap:CashAndCashEquivalentsPeriodIncreaseDecrease

us-gaap:CashAndCashEquivalentsPeriodIncreaseDecrease


Cash
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value162-93.084410-66.056152260.261-0.582-3.132-1.728-0.572-1.0092.811-7.0278.999-2.1853.4570.1670.5220.029-1.2351.132-1.059-0.406-0.2242.518-1.3350.86-0.877-5.9775.803-1.0570.876-59.106563.5480.447-26.094168.618-19.44711-9.499
Percentage of CashAndCashEquivalentsPeriodIncreaseDecrease100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax4.8-3.31.60.4-3.16.61.00.0-0.0-0.1-0.1-0.0-0.00.1-0.30.4-0.10.20.00.00.0-0.10.0-0.0-0.0-0.00.1-0.10.0-0.0-0.30.3-0.00.0-2.72.60.20.0-1.30.90.4-1.10.6-0.5

Amortization Of Financing Costs

us-gaap:AmortizationOfFinancingCosts

us-gaap:AmortizationOfFinancingCosts


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
Value0.8350.8230.8840.8340.6250.5570.6890.60.5980.5910.590.6110.6190.5980.5990.5910.5880.6050.7550.6360.6280.6221.0330.490.4830.4830.4810.510.4810.6630.5980.6620.7330.7940.7740.760.7540.7650.7331.0021.0030.9870.9831.066
Percentage of AmortizationOfFinancingCosts100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Deferred 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-3.047-2.91529-2.915-6.036-53.999-12.508-2.777-2.744-2.816-14.8980.48-5.119-1.069-30.5052.5630.971-0.7896.461-3.1887.0514.141-0.8418.4414.3334.0637.1977.0758.445.7585.6686.8622.5836.8118.0820.74314-0.42930-0.664-0.365-0.25122-0.193
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

Depreciation Depletion And Amortization

us-gaap:DepreciationDepletionAndAmortization

us-gaap:DepreciationDepletionAndAmortization


Depreciation
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value2423222222232322141414141313121111111110109.7679.8959.3818.7318.581
Percentage of DepreciationDepletionAndAmortization100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DepreciationDepletionAndAmortization us-gaap:StatementBusinessSegments

sah:FranchisedDealerships


Depreciation
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-31
Value2020201919202120
Percentage of DepreciationDepletionAndAmortization83.386.087.987.887.988.688.889.4

sah:PreOwnedStores


Depreciation
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-31
Value4.1453.3112.7642.7522.7082.6982.6622.412
Percentage of DepreciationDepletionAndAmortization16.714.012.112.212.111.411.210.6

Increase Decrease In Inventories

us-gaap:IncreaseDecreaseInInventories

us-gaap:IncreaseDecreaseInInventories


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-223.703-16.5396-33.311-431.682903016-8.6444058-52.833042133-242.714212959-85.545-3.516-5.849180-18.714161-31.675108-96.77856-12.09553-46.77107-35.992152144913047-46.155-69.69428394.868
Percentage of IncreaseDecreaseInInventories100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

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
Value-124.888908.08345274-47.1981963137-94.329-11.798117-16.71454-25.249951379-25.1651343.079103-61.9497710445.1081013914-54.195150-58.51188-102.72883-8.732-39.168-40.04662112181633
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 RevenueFromContractWithCustomerExcludingAssessedTax-3.73.20.31.813.0-2.07.21.21.4-3.9-0.54.7-0.72.3-0.93.80.63.5-1.05.30.14.6-2.53.10.42.00.24.31.70.7-2.36.7-2.74.3-4.73.9-0.4-2.0-2.03.15.71.00.91.9

Net Income Loss

us-gaap:NetIncomeLoss

us-gaap:NetIncomeLoss


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312018-01-012017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value11354575930-199.33346292642211516-2.19451611912-0.54137182214312614132624261928238.91621301028202019211464128.436
Percentage of NetIncomeLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax3.41.92.02.31.5-8.61.71.11.01.80.80.60.7-0.10.02.30.80.5-0.01.50.71.00.71.31.10.60.61.11.01.10.91.21.00.41.01.40.51.31.01.01.01.10.83.50.70.5

us-gaap:NetIncomeLoss us-gaap:StatementEquityComponents

us-gaap:RetainedEarnings


Net
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312018-01-012017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-30
Value113545930-199.33346292642211516-2.19451611912-0.54137182214312614132624261928238.91621301028202019
Percentage of NetIncomeLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax3.41.92.31.5-8.61.71.11.01.80.80.60.7-0.10.02.30.80.5-0.01.50.71.00.71.31.10.60.61.11.01.10.91.21.00.41.01.40.51.31.01.01.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:RetainedEarnings0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

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
Value3.9893.4843.1533.1542.972.4272.692.6812.6122.8141.2644.5783.0492.9622.2173.1793.1382.5852.7712.762.7392.8952.4052.6662.3512.3921.4722.0221.9942.1871.6492.3032.1291.1270.00.00.0150.1070.1110.110.110.1070.0940.119
Percentage of ShareBasedCompensation100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.0100.0100.0100.0100.0100.0100.0100.0100.0

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
Value-53.581-75.568-38.4220.694-42.845-19.61170-6.071-19.80292-16.562-34.15591-56.074-36.576-114.602-45.415-75.516-50.903-61.788-67.845-40.238-39.282-43.695-34.54-46.132-60.933-27.451-1.137-18.433-29.983-126.159-29.225-59.165-18.1625.98-18.6889.164-22.507-22.797-22.149-89.569-40.844-8.206
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 RevenueFromContractWithCustomerExcludingAssessedTax-1.6-2.7-1.40.0-2.0-0.82.6-0.2-0.83.9-0.6-1.43.7-2.3-1.4-4.6-1.9-3.3-2.0-2.4-2.8-1.8-1.6-1.8-1.4-2.1-2.6-1.2-0.0-0.9-1.3-5.6-1.3-2.8-0.80.3-0.90.5-1.1-1.1-1.1-4.9-2.2-0.5

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
Value3767353041195123203029343365526045755146674146443646564127213038295940202211222322904123
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

us-gaap:PaymentsToAcquirePropertyPlantAndEquipment us-gaap:StatementBusinessSegments

sah:FranchisedDealerships


Payments
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-31
Value2546183517211625
Percentage of PaymentsToAcquirePropertyPlantAndEquipment68.168.260.184.487.190.779.882.4

sah:PreOwnedStores


Payments
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-31
Value1121126.542.5562.1744.1655.39
Percentage of PaymentsToAcquirePropertyPlantAndEquipment31.931.839.915.612.99.320.217.6

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
Value340-107.74274-35.927-298.157219-240.306-24.881-18.25-1.00926-83.782-75.7554.063542829-0.50276-72.50464-64.637102-34.695241.85258-75.786-37.3793.29278-18.35586-28.79661-32.661303036-22.515-82.1835135-34.649
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 RevenueFromContractWithCustomerExcludingAssessedTax10.2-3.92.7-1.4-14.19.5-8.7-0.9-0.7-0.01.0-3.4-3.00.22.11.11.2-0.03.0-2.82.7-2.94.1-1.41.00.12.5-3.2-1.60.23.4-0.83.9-1.42.8-1.51.41.51.8-1.1-4.22.81.9-2.0

Proceeds From Issuance Of Long Term Debt

us-gaap:ProceedsFromIssuanceOfLongTermDebt

us-gaap:ProceedsFromIssuanceOfLongTermDebt


Proceeds
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-31
Value4.7450.00.0531090.00.00.00.00.00.11220145.961122693.8032342334.01920254.03430619151980.0104.687.520.053
Percentage of ProceedsFromIssuanceOfLongTermDebt100.00.00.0100.0100.00.00.00.00.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.00.0100.0

Repayments Of Long Term Debt

us-gaap:RepaymentsOfLongTermDebt

us-gaap:RepaymentsOfLongTermDebt


Repayments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-31
Value218.96818154.6465.777235.5145.7046.01113125.855125.642205.7625.2895.214165.014.6235.1445.1314.7034.4464.3487.1974.1693.768
Percentage of RepaymentsOfLongTermDebt100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Payments Of Dividends Common Stock

us-gaap:PaymentsOfDividendsCommonStock

us-gaap:PaymentsOfDividendsCommonStock


Payments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-31
Value4.1274.1834.2394.3114.2694.3144.3144.3124.3022.5652.5622.562.5452.162.162.212.2442.2372.2432.2832.3021.8731.2541.2681.2831.2731.2981.3161.331.3171.321.3212.7541.3161.3391.3341.3171.3251.3241.32
Percentage of PaymentsOfDividendsCommonStock100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Payments For Repurchase Of Common Stock

us-gaap:PaymentsForRepurchaseOfCommonStock

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
Value0.0464214296.522210.00.00.0482.3330.00.6420.019230.011213.9962.4859.98213742.443173.6431113282.7678.3882.5870.3195.0419.1266140.0311.7991.8755.21-0.0013.9030.040.024
Percentage of PaymentsForRepurchaseOfCommonStock100.0100.0100.0100.0100.0100.00.00.0100.0100.00.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

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
Value24.526.0-59.3325.60.1720.182-0.0160.280.2740.31-0.00660.3240.3240.478-0.28080.4170.3931.133-0.00190.3930.3960.388-0.00190.40.390.390.00360.380.3970.38-0.03430.3630.390.390.00780.40.2790.397-0.00780.3840.373
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

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

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice


Share
Period End2020-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-31
Value16.761.811.8113.4217.5617.6218.8318.6717.74
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice100.0100.0100.0100.0100.0100.0100.0100.0100.0

Deferred Tax Liabilities

us-gaap:DeferredTaxLiabilities

us-gaap:DeferredTaxLiabilities


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-31
Value285.9612948745787625248
Percentage of DeferredTaxLiabilities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Deferred Tax Assets Net

us-gaap:DeferredTaxAssetsNet

us-gaap:DeferredTaxAssetsNet


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-31
Value1541575238494953576877
Percentage of DeferredTaxAssetsNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

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
Value4.0353.8394.9014.6454.3574.7555.746.6939.097132224
Percentage of UnrecognizedTaxBenefits100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Deferred Tax Assets Valuation Allowance

us-gaap:DeferredTaxAssetsValuationAllowance

us-gaap:DeferredTaxAssetsValuationAllowance


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-31
Value5.1847.7758.1387.9857.2115.886.5346.7586.33310
Percentage of DeferredTaxAssetsValuationAllowance100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

sah:DebtInstrumentPercentageOfOutstandingPrincipalAmountRedeemableUponEventOfDefault

sah:DebtInstrumentPercentageOfOutstandingPrincipalAmountRedeemableUponEventOfDefault


Debt
Period End2020-09-302019-09-302019-06-302019-03-31
Value25.00.250.250.25
Percentage of DebtInstrumentPercentageOfOutstandingPrincipalAmountRedeemableUponEventOfDefault100.0100.0100.0100.0

sah:DepreciationAndAmortizationOfPropertyPlantAndEquipment

sah:DepreciationAndAmortizationOfPropertyPlantAndEquipment


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
Value232222222121222222222223232323222121201918181717171615141414141313121111111110109.7589.9669.3548.705
Percentage of DepreciationAndAmortizationOfPropertyPlantAndEquipment100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

sah:DisposalGroupNotDiscontinuedOperationIncomeLossBeforeIncomeTax us-gaap:DisposalGroupClassification

sah:DisposalGroupNotDiscontinuedOperationIncomeLossBeforeIncomeTax

us-gaap:DisposalGroupNotDiscontinuedOperations


Disposal
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
Value0.2062.269-2.155-0.15836-1.023-0.69545-1.538-1.01339-5.665-0.7036.711-0.829
Percentage of DisposalGroupNotDiscontinuedOperationIncomeLossBeforeIncomeTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

sah:DisposalGroupNotDiscontinuedOperationOperatingIncomeLoss us-gaap:DisposalGroupClassification

sah:DisposalGroupNotDiscontinuedOperationOperatingIncomeLoss

us-gaap:DisposalGroupNotDiscontinuedOperations


Disposal
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
Value-616000.0-1119000.0-1038000.0-160000.05855000.0-200000.0-339000.0-1504000.0-1994000.0-910000.0739000.0-6335000.0-2042000.0-1779000.0-829000.0
Percentage of DisposalGroupNotDiscontinuedOperationOperatingIncomeLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

sah:DisposalGroupNotDiscontinuedOperationRevenue us-gaap:DisposalGroupClassification

sah:DisposalGroupNotDiscontinuedOperationRevenue

us-gaap:DisposalGroupNotDiscontinuedOperations


Disposal
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
Value7.321110.00.02532.4550.026180.030147136127135
Percentage of DisposalGroupNotDiscontinuedOperationRevenue100.0100.00.00.0100.0100.00.0100.0100.00.0100.0100.0100.0100.0100.0

sah:FloorPlanInterestExpense

sah:FloorPlanInterestExpense


Floor
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
Value4.3295.1135.4074.9996.3141011111213131211109.9828.8829.1448.3877.9196.6726.696.4365.8385.3645.3454.7784.8524.4064.8464.6895.6875.4635.5915.2135.3534.8585.0534.4734.8734.3484.9835.3655.9215.435.387
Percentage of FloorPlanInterestExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

sah:FloorPlanInterestExpense us-gaap:StatementBusinessSegments

sah:FranchisedDealerships


Floor
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-31
Value3.1554.1174.2345.6759.608101112
Percentage of FloorPlanInterestExpense72.980.584.789.991.491.892.694.5

sah:PreOwnedStores


Floor
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-31
Value1.1740.9960.7650.6390.90.9590.9210.721
Percentage of FloorPlanInterestExpense27.119.515.310.18.68.27.45.5

sah:IncomeTaxBenefitGoodwillImpairment

sah:IncomeTaxBenefitGoodwillImpairment


Income
Period End2020-12-312020-09-302020-06-302020-03-31
Value-4.50.04.551
Percentage of IncomeTaxBenefitGoodwillImpairment100.00.0100.0100.0

sah:IncreaseDecreaseInVehicleFloorPlanPayableNonTradeNet

sah:IncreaseDecreaseInVehicleFloorPlanPayableNonTradeNet


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
Value365-51.469-11.55114-105.3444143-10.37111-9.841-56.43163-15.1263.991-108.71978-47.42143-86.73466-46.35516-103.44323-3.9829.199-81.828453124-84.45935-27.97430-110.73974-65.234-23.09-66.691-24.14478-3.673-44.03413
Percentage of IncreaseDecreaseInVehicleFloorPlanPayableNonTradeNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

sah:IncreaseDecreaseInVehicleFloorPlanPayableTradeNet

sah:IncreaseDecreaseInVehicleFloorPlanPayableTradeNet


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-505.99-46.45742-60.085-224.081-33.579118-10.719-9.851-57.984706.012-30.787-28.95185-83.296-11.648-36.63487-24.243-24.281-82.055131-1.492113-62.04180-73.45972-49.43928-14.97154-42.1179853132043-13.05-23.543-17.04742-11.265
Percentage of IncreaseDecreaseInVehicleFloorPlanPayableTradeNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

sah:LossGainOnDisposalOfFranchisesAndPropertyAndEquipment

sah:LossGainOnDisposalOfFranchisesAndPropertyAndEquipment


Loss
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value-465000.0-25000.0-3718000.02403000.0-39000.041000.0720000.0-46785000.0323000.0-40223000.0-1216000.0-1600000.0-8527000.0-28000.0-39000.0-86000.0-96000.0-1000.0-148000.0-2390000.0503000.0-1107000.0-95000.0-1677000.0-3453000.0-7386000.0-807000.0-24000.013000.0290000.0-12000.0-3768000.0-1278000.067000.0-5644000.013000.0108000.0124000.011000.0-271000.0-382000.0
Percentage of LossGainOnDisposalOfFranchisesAndPropertyAndEquipment100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

sah:OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesAmortizationOfTerminatedSwapsBeforeTax

sah:OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesAmortizationOfTerminatedSwapsBeforeTax


Other
Period End2020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-31
Value280000.0835000.0797000.0786000.0632000.0288000.0000
Percentage of OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesAmortizationOfTerminatedSwapsBeforeTax100.0100.0100.0100.0100.0100.00.00.00.0

sah:ProceedsFromDispositionsOfFranchises

sah:ProceedsFromDispositionsOfFranchises


Proceeds
Period End2020-12-312019-12-312019-09-302019-06-302019-03-312018-12-312015-12-312015-09-302015-06-302014-12-312014-09-302014-06-30
Value0.81208.8-0.41216.86.70.01.3441413
Percentage of ProceedsFromDispositionsOfFranchises100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0

sah:ProvisionRecoveryForDoubtfulAccounts

sah:ProvisionRecoveryForDoubtfulAccounts


Provision
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-30
Value257000.091000.0203000.0180000.0211000.0134000.0245000.072000.046000.0159000.0161000.087000.0172000.0111000.091000.0162000.096000.0399000.0129000.012000.0107000.0141000.0276000.0208000.01427000.0-2000.0185000.0140000.0
Percentage of ProvisionRecoveryForDoubtfulAccounts100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

sah:RestrictedStockAmortizationNetOfForfeitures

sah:RestrictedStockAmortizationNetOfForfeitures


Restricted
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-30
Value3.9883.4843.1542.9712.4272.6822.6122.8141.2644.5783.0492.9622.2173.1793.1382.5852.7712.762.7392.8952.4052.6662.3512.3921.4722.0221.9942.1871.6492.3032.1291.1271.2131.361.4421.0230.9120.943
Percentage of RestrictedStockAmortizationNetOfForfeitures100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

sah:RestrictedStockAmortizationNetOfForfeitures us-gaap:StatementEquityComponents

us-gaap:AdditionalPaidInCapital


Restricted
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-30
Value3.1533.1542.9712.4272.692.6822.6122.8141.2644.5783.0492.9622.2173.1793.1382.5852.7712.762.7392.8952.4052.6662.3512.3921.4722.0221.9942.1871.6492.3032.1291.1271.2131.361.4421.0230.9120.943
Percentage of RestrictedStockAmortizationNetOfForfeitures0.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

sah:RetailUnits

sah:RetailUnits


Retail
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-31
Value80313.071264.065590.057071.061748.072600.069654.063660.0
Percentage of RetailUnits100.0100.0100.0100.0100.0100.0100.0100.0

sah:RetailUnits us-gaap:StatementBusinessSegments

sah:FranchisedDealerships


Retail
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-31
Value59038.051594.050463.043864.047762.059394.057067.052609.0
Percentage of RetailUnits73.572.476.976.977.381.881.982.6

sah:PreOwnedStores


Retail
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-31
Value21275.019670.015127.013207.013986.013206.012587.011051.0
Percentage of RetailUnits26.527.623.123.122.718.218.117.4

us-gaap:AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivities

us-gaap:AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivities


Adjustments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value-238.73336-49.256-14.572441521502.20310-136.55-33.618102-33.61957-87.201751.27680-62.801116-19.74389-93.00750-4.72930-21.0187712-5.122-82.278126-67.42767-133.1173-36.911-59.666-60.58442913.456-47.37120
Percentage of AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AssetImpairmentCharges

us-gaap:AssetImpairmentCharges


Asset
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value1.1580.0260.833268171.1240.01.952150.0103.66.10.22.6050.511.86.0890.1510.01.30.037106.26.40.2080.0040.0039.90.0180.0360.0150.3830.0230.0330.0010.9910.1020.0410.0170.1170.0870.001
Percentage of AssetImpairmentCharges100.0100.0100.0100.0100.0100.00.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AssetImpairmentCharges us-gaap:ConsolidationItems

us-gaap:MaterialReconcilingItems


Asset
Period End2020-09-302020-06-302020-03-312019-09-302019-03-31
Value-0.026-0.833-268.0-1.124-1.952
Percentage of AssetImpairmentCharges-100.0-100.0-100.0-100.0-100.0

us-gaap:AssetImpairmentCharges us-gaap:StatementBusinessSegments

sah:FranchisedDealerships


Asset
Period End2020-12-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-31
Value5380.90.82680.00.00.026
Percentage of AssetImpairmentCharges46459.43461.596.0100.00.00.01.3

us-gaap:ContractWithCustomerAssetCumulativeCatchUpAdjustmentToRevenueChangeInMeasureOfProgress

us-gaap:ContractWithCustomerAssetCumulativeCatchUpAdjustmentToRevenueChangeInMeasureOfProgress


Contract
Period End2020-12-312020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value-400000.03600000.0300000.00200000.04600000.04700000.0
Percentage of ContractWithCustomerAssetCumulativeCatchUpAdjustmentToRevenueChangeInMeasureOfProgress100.0100.0100.00.0100.0100.0100.0

us-gaap:DebtInstrumentRedemptionPricePercentageOfPrincipalAmountRedeemed us-gaap:DebtInstrument, us-gaap:DebtInstrumentRedemptionPeriod

us-gaap:DebtInstrumentRedemptionPricePercentageOfPrincipalAmountRedeemed

sah:SixPointOneTwoFivePercentSeniorSubordinateNoteDueTwoThousandTwentySeven, us-gaap:DebtInstrumentRedemptionPeriodFour


Debt
Period End2020-09-302020-06-302020-03-312019-09-302019-06-302019-03-31
Value99.001.0001.0
Percentage of DebtInstrumentRedemptionPricePercentageOfPrincipalAmountRedeemed100.00.0100.00.00.0100.0

sah:SixPointOneTwoFivePercentSeniorSubordinateNoteDueTwoThousandTwentySeven, us-gaap:DebtInstrumentRedemptionPeriodOne


Debt
Period End2020-09-302020-06-302020-03-312019-09-302019-06-302019-03-31
Value102.0301.0306001.0306
Percentage of DebtInstrumentRedemptionPricePercentageOfPrincipalAmountRedeemed103.10.0103.10.00.0103.1

sah:SixPointOneTwoFivePercentSeniorSubordinateNoteDueTwoThousandTwentySeven, us-gaap:DebtInstrumentRedemptionPeriodThree


Debt
Period End2020-09-302020-06-302020-03-312019-09-302019-06-302019-03-31
Value100.0101.0102001.0102
Percentage of DebtInstrumentRedemptionPricePercentageOfPrincipalAmountRedeemed101.00.0101.00.00.0101.0

sah:SixPointOneTwoFivePercentSeniorSubordinateNoteDueTwoThousandTwentySeven, us-gaap:DebtInstrumentRedemptionPeriodTwo


Debt
Period End2020-09-302020-06-302020-03-312019-09-302019-06-302019-03-31
Value101.0201.0204001.0204
Percentage of DebtInstrumentRedemptionPricePercentageOfPrincipalAmountRedeemed102.00.0102.00.00.0102.0

us-gaap:DepreciationAndAmortization

us-gaap:DepreciationAndAmortization


Depreciation
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-31
Value242323222222232323222223232323222121201918181717171615141414
Percentage of DepreciationAndAmortization100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DiscontinuedOperationIncomeLossFromDiscontinuedOperationBeforeIncomeTax

us-gaap:DiscontinuedOperationIncomeLossFromDiscontinuedOperationBeforeIncomeTax


Discontinued
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-204000.0720000.0-194000.0-234000.0-289000.0-285000.062000.0-223000.0-213000.0-180000.0-220000.0-252000.0-297000.0-248000.0-292000.0-481000.0-301000.0-868000.0-608000.0-1413000.0-362000.0261000.0-683000.0-999000.0-509000.0-691000.0-1326000.0254000.0-127000.0-965000.0-1583000.0-2057000.0361000.0-738000.0-655000.0-2839000.01345000.01706000.0-469000.0104000.0-1229000.0-1094000.0-2088000.0-633000.0-1536000.0
Percentage of DiscontinuedOperationIncomeLossFromDiscontinuedOperationBeforeIncomeTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DiscontinuedOperationIncomeLossFromDiscontinuedOperationBeforeIncomeTax us-gaap:DisposalGroupClassification

us-gaap:SegmentDiscontinuedOperations


Discontinued
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
Value-194000.0-234000.0-289000.0-285000.062000.0-223000.0-213000.0-180000.0-220000.0-252000.0-297000.0-248000.0-292000.0-481000.0-301000.0
Percentage of DiscontinuedOperationIncomeLossFromDiscontinuedOperationBeforeIncomeTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DiscontinuedOperationTaxEffectOfDiscontinuedOperation

us-gaap:DiscontinuedOperationTaxEffectOfDiscontinuedOperation


Discontinued
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-58000.0187000.0-50000.0-64000.0-84000.0-83000.025000.0-65000.0-61000.0-52000.0-59000.0-69000.0-80000.0-68000.0-115000.0-191000.0-119000.0-347000.0-203000.0-555000.0-141000.0101000.0-234000.0-401000.0-198000.0-269000.0-495000.099000.0-59000.0-367000.0-105000.0-682000.0162000.0-332000.0-1314000.0-1041000.0699000.0674000.0-635000.036000.0-429000.0-374000.0-624000.0331000.0-380000.0
Percentage of DiscontinuedOperationTaxEffectOfDiscontinuedOperation100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DisposalGroupIncludingDiscontinuedOperationOperatingIncomeLoss us-gaap:DisposalGroupClassification

us-gaap:DisposalGroupIncludingDiscontinuedOperationOperatingIncomeLoss

us-gaap:SegmentDiscontinuedOperations


Disposal
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
Value-194000.0-234000.0-289000.0-285000.062000.0-223000.0-213000.0-180000.0-132000.0-148000.0-191000.0-139000.0-174000.0-119000.0-162000.0
Percentage of DisposalGroupIncludingDiscontinuedOperationOperatingIncomeLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DividendsCommonStock us-gaap:StatementClassOfStock

us-gaap:DividendsCommonStock

us-gaap:CommonClassA


Dividends
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
Value3.5622.9253.1083.0663.1113.1113.113.1093.0991.1221.9871.5371.823
Percentage of DividendsCommonStock100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:CommonClassB


Dividends
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
Value1.4431.2031.2031.2031.2031.2031.2031.2031.2031.2031.4430.591.0080.722
Percentage of DividendsCommonStock40.541.10.038.739.238.738.738.738.738.8128.629.765.639.6

us-gaap:DividendsCommonStock us-gaap:StatementClassOfStock, us-gaap:StatementEquityComponents

us-gaap:CommonClassA, us-gaap:RetainedEarnings


Dividends
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
Value3.5622.9252.9063.1083.0663.1113.1113.113.1093.0991.1221.9871.5371.823
Percentage of DividendsCommonStock100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:CommonClassB, us-gaap:RetainedEarnings


Dividends
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
Value1.4431.2031.2031.2031.2031.2031.2031.2031.2031.2031.4430.591.0080.722
Percentage of DividendsCommonStock40.541.10.038.739.238.738.738.738.738.8128.629.765.639.6

us-gaap:EffectiveIncomeTaxRateReconciliationShareBasedCompensationExcessTaxBenefitAmount

us-gaap:EffectiveIncomeTaxRateReconciliationShareBasedCompensationExcessTaxBenefitAmount


Effective
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-30
Value1300000.01500000.00300000.0500000.000200000.00
Percentage of EffectiveIncomeTaxRateReconciliationShareBasedCompensationExcessTaxBenefitAmount100.0100.00.0100.0100.00.00.0100.00.0

us-gaap:FinanceLeaseInterestExpense

us-gaap:FinanceLeaseInterestExpense


Finance
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value1421000.01330000.01337000.01344000.01277000.01305000.01339000.01176000.0
Percentage of FinanceLeaseInterestExpense100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FinanceLeaseInterestPaymentOnLiability

us-gaap:FinanceLeaseInterestPaymentOnLiability


Finance
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value1421000.01330000.01337000.01344000.01277000.01305000.01339000.01176000.0
Percentage of FinanceLeaseInterestPaymentOnLiability100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FinanceLeasePrincipalPayments

us-gaap:FinanceLeasePrincipalPayments


Finance
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value1.1760.931.8480.438190.3379.8873.9240.5020.0
Percentage of FinanceLeasePrincipalPayments100.0100.0100.0100.0100.0100.0100.0100.0100.00.0

us-gaap:FinanceLeaseRightOfUseAssetAmortization

us-gaap:FinanceLeaseRightOfUseAssetAmortization


Finance
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value921000.0727000.0756000.02735000.0874000.0862000.0709000.0
Percentage of FinanceLeaseRightOfUseAssetAmortization100.0100.0100.0100.0100.0100.0100.0

us-gaap:GoodwillImpairmentLoss

us-gaap:GoodwillImpairmentLoss


Goodwill
Period End2020-12-312020-09-302020-06-302020-03-312014-10-022013-10-02
Value0.00.00.02680.00.0
Percentage of GoodwillImpairmentLoss0.00.00.0100.00.00.0

us-gaap:IncomeLossFromDiscontinuedOperationsNetOfTax

us-gaap:IncomeLossFromDiscontinuedOperationsNetOfTax


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
Value-146000.0533000.0-144000.0-170000.0-205000.0-202000.037000.0-158000.0-152000.0-128000.0-161000.0-183000.0-217000.0-180000.0-177000.0-290000.0-182000.0-521000.0-405000.0-858000.0-221000.0160000.0-449000.0-598000.0-311000.0-422000.0-831000.0155000.0-68000.0-598000.0-1478000.0-1375000.0199000.0-406000.0659000.0-1798000.0646000.01032000.0166000.068000.0-800000.0-720000.0-1464000.0-964000.0-1156000.0
Percentage of IncomeLossFromDiscontinuedOperationsNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare

us-gaap:IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare


Income
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value-0.010.020-0.010-0.010-0.010-0.01-0.01-0.0100-0.010-0.01-0.01-0.01-0.020-0.01-0.01-0.01-0.0200-0.01-0.03-0.030.01-0.010.02-0.030.010.020.010.01-0.02-0.02-0.03-0.01-0.02
Percentage of IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare100.0100.00.0100.00.0100.00.0100.00.0100.0100.0100.00.00.0100.00.0100.0100.0100.0100.00.0100.0100.0100.0100.00.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare

us-gaap:IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare


Income
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value-0.010.020-0.010-0.0100-0.01-0.010-0.01-0.010-0.01-0.010-0.01-0.01-0.020-0.01-0.01-0.01-0.020.010-0.02-0.03-0.020.01-0.010.02-0.030.010.020.01-0.01-0.02-0.01-0.02-0.02-0.02
Percentage of IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare100.0100.00.0100.00.0100.00.00.0100.0100.00.0100.0100.00.0100.0100.00.0100.0100.0100.00.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncomeLossFromEquityMethodInvestmentsNetOfDividendsOrDistributions

us-gaap:IncomeLossFromEquityMethodInvestmentsNetOfDividendsOrDistributions


Income
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-31
Value433000.0-171000.0221000.0151000.0-17000.0-448000.0151000.0155000.0174000.0-379000.0204000.0183000.0-330000.0168000.0155000.0173000.0147000.0-337000.0177000.0158000.0151000.0-186000.0210000.0
Percentage of IncomeLossFromEquityMethodInvestmentsNetOfDividendsOrDistributions100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncomeTaxReconciliationDispositionOfAssets

us-gaap:IncomeTaxReconciliationDispositionOfAssets


Income
Period End2020-09-302018-06-30
Value100000.0600000.0
Percentage of IncomeTaxReconciliationDispositionOfAssets100.0100.0

us-gaap:IncomeTaxReconciliationNondeductibleExpenseImpairmentLosses

us-gaap:IncomeTaxReconciliationNondeductibleExpenseImpairmentLosses


Income
Period End2021-06-302018-03-312017-09-30
Value1300000.0900000.0400000.0
Percentage of IncomeTaxReconciliationNondeductibleExpenseImpairmentLosses100.0100.0100.0

us-gaap:IncomeTaxReconciliationTaxContingencies

us-gaap:IncomeTaxReconciliationTaxContingencies


Income
Period End2020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-31
Value01300000.0100000.000200000.000200000.0
Percentage of IncomeTaxReconciliationTaxContingencies0.0100.0100.00.00.0100.00.00.0100.0

us-gaap:IncomeTaxReconciliationTaxSettlementsStateAndLocal

us-gaap:IncomeTaxReconciliationTaxSettlementsStateAndLocal


Income
Period End2020-09-302020-06-302019-09-302019-06-302013-06-30
Value03400000.0400000.0400000.03600000.0
Percentage of IncomeTaxReconciliationTaxSettlementsStateAndLocal0.0100.0100.0100.0100.0

us-gaap:IncreaseDecreaseInAccountsAndOtherReceivables

us-gaap:IncreaseDecreaseInAccountsAndOtherReceivables


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-16.411.94380-5.97592-231.73278-1.072-15.723-66.814991.378-30.599-120.79277119-11.35-132.679148-15.31931-101.43685-11.064-8.904-56.9299-33.564-12.955-50.25991-25.0376.684-64.355104-23.3979.317-48.5621031.643-16.455-23.97773-27.142
Percentage of IncreaseDecreaseInAccountsAndOtherReceivables100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

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
Value1.9323424-36.72161-105.63203.041-28.72-16.52522131.818-22.04330-0.55-4.104-9.62826-4.589-0.37-6.403218.469-2.936-21.4862212-9.714-24.7822624-15.601-47.33465-19.554-18.701-5.222-1.564-2.129101742-6.52
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: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
Value-0.886-9.628-10.117-23.528-44.10189-112.55-0.559-1.3366-9.271-1.517-4.2743.774-7.552-15.5513.129161.225-17.203-2.127-44.433-0.74716-0.9265.089-53.31112251625-20.66640-34.885592.2812.5334.736-1.0711.141-1.7076.7546.609-2.905
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:InterestExpenseOther

us-gaap:InterestExpenseOther


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
Value101010109.79710131313121313131313131213121312121212131312121313131314141315121514151515151515
Percentage of InterestExpenseOther100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:InterestExpenseOther us-gaap:ConsolidationItems

us-gaap:MaterialReconcilingItems


Interest
Period End2020-09-302019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
Value0.02613131213131313131312
Percentage of InterestExpenseOther0.2100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:InterestExpenseOther us-gaap:StatementBusinessSegments

sah:FranchisedDealerships


Interest
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-31
Value9.7239.958109.55710121312
Percentage of InterestExpenseOther96.596.898.697.696.796.996.896.6

sah:PreOwnedStores


Interest
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-31
Value0.3540.3270.1470.240.3660.4060.4360.439
Percentage of InterestExpenseOther3.53.21.42.43.33.13.23.4

us-gaap:InterestPaid

us-gaap:InterestPaid


Interest
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value1019219.58252525262624252423222221232019191817171817171718181520162912241723172518251826
Percentage of InterestPaid100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:LeaseCost

us-gaap:LeaseCost


Lease
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value1817161616161616
Percentage of LeaseCost100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OperatingLeaseCost

us-gaap:OperatingLeaseCost


Operating
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value1616161616161717
Percentage of OperatingLeaseCost100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OperatingLeasePayments

us-gaap:OperatingLeasePayments


Operating
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value1616161615171818
Percentage of OperatingLeasePayments100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherComprehensiveIncomeDerivativesQualifyingAsHedgesBeforeTaxPortionAttributableToParent

us-gaap:OtherComprehensiveIncomeDerivativesQualifyingAsHedgesBeforeTaxPortionAttributableToParent


Other
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-30
Value471000.0411000.0296000.0419000.0361000.0-223000.0-1400000.0-2349000.0533000.01197000.04044000.0747000.042000.0
Percentage of OtherComprehensiveIncomeDerivativesQualifyingAsHedgesBeforeTaxPortionAttributableToParent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherComprehensiveIncomeDerivativesQualifyingAsHedgesNetOfTaxPortionAttributableToParent

us-gaap:OtherComprehensiveIncomeDerivativesQualifyingAsHedgesNetOfTaxPortionAttributableToParent


Other
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-30
Value123000.0168000.0498000.01562000.0-1726000.0-330000.0-1396000.00145000.0288000.01130000.0284000.0
Percentage of OtherComprehensiveIncomeDerivativesQualifyingAsHedgesNetOfTaxPortionAttributableToParent100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0

us-gaap:OtherComprehensiveIncomeDerivativesQualifyingAsHedgesTaxPortionAttributableToParent

us-gaap:OtherComprehensiveIncomeDerivativesQualifyingAsHedgesTaxPortionAttributableToParent


Other
Period End2021-06-302021-03-312020-06-302020-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value124000.0168000.0161000.0164000.0987000.0-72000.0-1044000.0-1066000.0-522000.01611000.0-1879000.0-1247000.0-3077000.0837000.0
Percentage of OtherComprehensiveIncomeDerivativesQualifyingAsHedgesTaxPortionAttributableToParent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherComprehensiveIncomeLossBeforeTaxPortionAttributableToParent

us-gaap:OtherComprehensiveIncomeLossBeforeTaxPortionAttributableToParent


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-03-312016-03-31
Value0.4710.411-1.4430.016-0.416-0.436-3.295-1.009-2.032-2.637-1.6240.5331.1974.0442.102-4.878
Percentage of OtherComprehensiveIncomeLossBeforeTaxPortionAttributableToParent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesNetOfTax

us-gaap:OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesNetOfTax


Other
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-30
Value0.2840.025-0.255-0.272-0.407-0.679-1.412-1.861-2.8890.3880.8712.9142.0430.4630.0261.3035.712.603-1.735-3.0252.983-2.6170.892-0.923-0.3522.503-0.3021.0372.3350.2176.291.7871.77-0.122-1.7021.7411.168-2.629
Percentage of OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent

us-gaap:OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent


Other
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-30
Value347000.0243000.025000.0-255000.0-272000.0-679000.0-1412000.0-1861000.0388000.0871000.02914000.0463000.026000.0
Percentage of OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent us-gaap:StatementEquityComponents

us-gaap:AccumulatedOtherComprehensiveIncome


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
Value347000.0243000.025000.0-255000.0-272000.0-679000.0-1412000.0-1861000.0388000.0871000.02914000.0
Percentage of OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherComprehensiveIncomeLossTaxPortionAttributableToParent1

us-gaap:OtherComprehensiveIncomeLossTaxPortionAttributableToParent1


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-31
Value124000.0168000.0-391000.0-9000.0-161000.0-164000.0-952000.0-330000.0-620000.0-776000.0-377000.0145000.0326000.01130000.01089000.0284000.016000.0799000.03388000.01595000.0-1063000.0-1853000.02108000.0-1604000.0547000.0-566000.0-662000.01534000.0-185000.0636000.01891000.0133000.03856000.01094000.0
Percentage of OtherComprehensiveIncomeLossTaxPortionAttributableToParent1100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:PaymentsOfDebtIssuanceCosts

us-gaap:PaymentsOfDebtIssuanceCosts


Payments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312014-12-312013-12-312012-12-31
Value4.6130.0250.5660.8631.2280.0241.4040.0210.0020.0-0.0050.018-0.0280.1590.1820.1610.294.2222.868-0.0770.1410.1520.0030.00.0
Percentage of PaymentsOfDebtIssuanceCosts100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.0

us-gaap:PaymentsToAcquireBusinessesNetOfCashAcquired

us-gaap:PaymentsToAcquireBusinessesNetOfCashAcquired


Payments
Period End2021-06-302021-03-312018-12-312017-12-312016-12-312014-12-312013-12-312013-09-30
Value198.8170.00.00.0350.088
Percentage of PaymentsToAcquireBusinessesNetOfCashAcquired100.0100.00.00.00.0100.00.0100.0

us-gaap:ProceedsFromDivestitureOfBusinessesNetOfCashDivested

us-gaap:ProceedsFromDivestitureOfBusinessesNetOfCashDivested


Proceeds
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312015-12-312015-09-302014-12-312014-09-302012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value0.8359.692-0.8860.01208.749-0.3631216.875-0.5451147.46115220.00.06.7280.0232420283.657190.00.0-0.0050.1340.07613
Percentage of ProceedsFromDivestitureOfBusinessesNetOfCashDivested100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.0100.00.0100.0100.0100.0100.0100.0100.00.00.0100.0100.0100.0100.0

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
Value0.04.9060.00.00.0460123561771261802232133017320932112628787692701181208138104875723745370.64842622063411220.00.0
Percentage of ProceedsFromLongTermLinesOfCredit0.0100.00.00.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.0

us-gaap:ProceedsFromSaleOfPropertyPlantAndEquipment

us-gaap:ProceedsFromSaleOfPropertyPlantAndEquipment


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
Value-0.1730.9121521-0.0310.1940.0458.4951.1761.1256.2640.706102.1780.2040.1010.1210.170.2690.1630.1180.7690.1410.4810.140.6357.7162.4521.3822.5720.0960.4160.0850.1721.623-1.5330.2010.4590.3120.439-0.070.2840.2350.893
Percentage of ProceedsFromSaleOfPropertyPlantAndEquipment100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:PropertyPlantAndEquipmentAdditions

us-gaap:PropertyPlantAndEquipmentAdditions


Property
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
Value3767304119232030343365604575466741443646412721382959202212
Percentage of PropertyPlantAndEquipmentAdditions100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap: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
Value0.04.9060.00.0210250123561771261942272952761337432112628827791761091209128104875723751310.64842623845411220.00.0
Percentage of RepaymentsOfLongTermLinesOfCredit0.0100.00.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.0

us-gaap:RightOfUseAssetObtainedInExchangeForFinanceLeaseLiability

us-gaap:RightOfUseAssetObtainedInExchangeForFinanceLeaseLiability


Right
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value210.0827.3596.7280.0830.8229.299.983
Percentage of RightOfUseAssetObtainedInExchangeForFinanceLeaseLiability100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability

us-gaap:RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability


Right
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value5.4879.1628.17227207.0531.541-10.711
Percentage of RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ShortTermLeaseCost

us-gaap:ShortTermLeaseCost


Short
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value331000.0376000.0337000.0420000.0362000.0340000.0473000.0427000.0
Percentage of ShortTermLeaseCost100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:StockIssuedDuringPeriodSharesShareBasedCompensation us-gaap:StatementClassOfStock, us-gaap:StatementEquityComponents

us-gaap:StockIssuedDuringPeriodSharesShareBasedCompensation

us-gaap:CommonClassA, 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
Value431000.0410000.004000.0405000.0465000.006000.051000.0480000.0071000.041000.0628000.0
Percentage of StockIssuedDuringPeriodSharesShareBasedCompensation100.0100.00.0100.0100.0100.00.0100.0100.0100.00.0100.0100.0100.0

us-gaap:StockIssuedDuringPeriodValueShareBasedCompensation

us-gaap:StockIssuedDuringPeriodValueShareBasedCompensation


Stock
Period End2021-06-302020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-30
Value6766000.0-1000.0-1000.01000.000059000.00-1000.02000.0351000.0-1000.0018000.03000.05000.01000.01823000.0-293000.0251000.01881000.0722000.025000.01648000.0879000.01105000.048000.0290000.0728000.0845000.01006000.0-518000.01000000.0121000.0188000.0
Percentage of StockIssuedDuringPeriodValueShareBasedCompensation100.0100.0100.0100.00.00.00.0100.00.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

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

us-gaap:CommonClassA, us-gaap:CommonStock


Stock
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-30
Value4000.04000.0004000.05000.00005000.001000.006000.0001000.04000.0001000.03000.01000.00
Percentage of StockIssuedDuringPeriodValueShareBasedCompensation0.10.00.0-0.0-400.0500.00.00.00.08.50.0-100.00.01.7-0.00.00.00.00.00.020.0300.00.1-0.0

us-gaap:StockIssuedDuringPeriodValueShareBasedCompensation us-gaap:StatementEquityComponents

us-gaap:AdditionalPaidInCapital


Stock
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-30
Value6762000.0-4000.00-1000.0-5000.0-4000.000054000.00-2000.02000.0345000.0-1000.0045000.0-4000.018000.03000.04000.0-2000.01822000.0-293000.0250000.01877000.0722000.025000.01647000.0876000.01104000.048000.0290000.0727000.0843000.01005000.0-518000.0997000.0120000.0188000.0
Percentage of StockIssuedDuringPeriodValueShareBasedCompensation99.90.00.0100.0500.0-400.00.00.00.091.50.0200.0100.098.3100.00.00.00.0100.0100.080.0-200.099.9100.099.699.8100.0100.099.999.799.9100.0100.099.999.899.9100.099.799.2100.0

us-gaap:SubleaseIncome

us-gaap:SubleaseIncome


Sublease
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value2.9143.0993.0743.0993.3133.513.8063.578
Percentage of SubleaseIncome100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:TreasuryStockSharesAcquired us-gaap:StatementClassOfStock, us-gaap:StatementEquityComponents

us-gaap:TreasuryStockSharesAcquired

us-gaap:CommonClassA, us-gaap:TreasuryStock


Treasury
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312016-03-31
Value1000.0957000.0388000.0784000.0274000.0735000.0004000.0149000.0032000.01000.01153000.04103000.0
Percentage of TreasuryStockSharesAcquired100.0100.0100.0100.0100.0100.00.00.0100.0100.00.0100.0100.0100.0100.0

us-gaap:TreasuryStockValueAcquiredCostMethod

us-gaap:TreasuryStockValueAcquiredCostMethod


Treasury
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
Value0.0464214296.522210.00.00.0482.3330.00.6420.019230.011213.9962.4859.98213742.443173.6431113282.7678.3882.5870.3195.0419.1266140.0311.7991.8755.21
Percentage of TreasuryStockValueAcquiredCostMethod100.0100.0100.0100.0100.0100.00.00.0100.0100.00.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:TreasuryStockValueAcquiredCostMethod us-gaap:StatementClassOfStock, us-gaap:StatementEquityComponents

us-gaap:CommonClassA, us-gaap:TreasuryStock


Treasury
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-31
Value0.0464214296.522210.00.00.0482.3330.00.6420.019230.011213.9962.4859.98213742.443173.6431113282.7678.3882.587
Percentage of TreasuryStockValueAcquiredCostMethod100.0100.0100.0100.0100.0100.00.00.0100.0100.00.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:VariableLeaseCost

us-gaap:VariableLeaseCost


Variable
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value2462000.01761000.0244000.0718000.0726000.0597000.0683000.0114000.0
Percentage of VariableLeaseCost100.0100.0100.0100.0100.0100.0100.0100.0

dei:EntityCommonStockSharesOutstanding us-gaap:StatementClassOfStock

dei:EntityCommonStockSharesOutstanding

us-gaap:CommonClassA


Entity
Period End2021-07-262021-04-262020-10-282020-07-292020-04-292020-02-122019-10-212019-07-232019-04-232019-02-202018-10-232018-07-252018-04-252018-02-272017-10-232017-07-252017-04-242017-02-212016-10-252016-07-192016-04-192016-02-222015-10-262015-07-172015-04-282015-02-182014-10-172014-07-172014-04-172014-02-182013-10-302013-07-182013-04-152013-02-192012-10-172012-07-182012-04-192012-02-212011-10-202011-07-20
Value29293030303031313130303030303131323232333334373838383940404040404040444141404041
Percentage of EntityCommonStockSharesOutstanding100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

sah:A2019MortgageFacilityOutstanding us-gaap:DebtInstrument

sah:A2019MortgageFacilityOutstanding

sah:A2019MortgageFacility


A2019
Period End2020-12-31
Value100
Percentage of A2019MortgageFacilityOutstanding100.0

sah:CommitmentsForFacilityConstructionProjects

sah:CommitmentsForFacilityConstructionProjects


Commitments
Period End2020-12-31
Value56
Percentage of CommitmentsForFacilityConstructionProjects100.0

sah:ConcentrationCreditRiskAmount us-gaap:ConcentrationRiskByType

sah:ConcentrationCreditRiskAmount

us-gaap:LenderConcentrationRisk


Concentration
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-31
Value208258258299265221215210204169
Percentage of ConcentrationCreditRiskAmount100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

sah:ConcentrationCreditRiskReceivables

sah:ConcentrationCreditRiskReceivables


Concentration
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-31
Value80949310292909082
Percentage of ConcentrationCreditRiskReceivables100.0100.0100.0100.0100.0100.0100.0100.0

sah:ContingentLiabilityReserveBalance

sah:ContingentLiabilityReserveBalance


Contingent
Period End2021-06-302021-03-312020-12-312020-09-302019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-31
Value4300000.04300000.04300000.04300000.04300000.04300000.04300000.04300000.02800000.02800000.02800000.02800000.02800000.02800000.02800000.02800000.02800000.02800000.02800000.02800000.02800000.02800000.02800000.02800000.02800000.02800000.02800000.02800000.02800000.02800000.02800000.02800000.0
Percentage of ContingentLiabilityReserveBalance100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

sah:ContractsInTransitIncludedInNetReceivables

sah:ContractsInTransitIncludedInNetReceivables


Contracts
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-31
Value179230227267236196194
Percentage of ContractsInTransitIncludedInNetReceivables100.0100.0100.0100.0100.0100.0100.0

sah:DebtInstrumentCovenantComplianceUnrestrictedNetIncomeLossAndRetainedEarnings us-gaap:DebtInstrument

sah:DebtInstrumentCovenantComplianceUnrestrictedNetIncomeLossAndRetainedEarnings

sah:TwoThousandSixteenCreditFacility


Debt
Period End2021-06-302021-03-312020-09-30
Value348290287
Percentage of DebtInstrumentCovenantComplianceUnrestrictedNetIncomeLossAndRetainedEarnings100.0100.0100.0

sah:DebtInstrumentNetOfUnamortizedDiscountOrPremiumAfterYearFive

sah:DebtInstrumentNetOfUnamortizedDiscountOrPremiumAfterYearFive


Debt
Period End2020-12-31
Value332
Percentage of DebtInstrumentNetOfUnamortizedDiscountOrPremiumAfterYearFive100.0

sah:DebtInstrumentNetOfUnamortizedDiscountOrPremiumNextTwelveMonths

sah:DebtInstrumentNetOfUnamortizedDiscountOrPremiumNextTwelveMonths


Debt
Period End2020-12-31
Value68
Percentage of DebtInstrumentNetOfUnamortizedDiscountOrPremiumNextTwelveMonths100.0

sah:DebtInstrumentNetOfUnamortizedDiscountOrPremiumYearFive

sah:DebtInstrumentNetOfUnamortizedDiscountOrPremiumYearFive


Debt
Period End2020-12-31
Value86
Percentage of DebtInstrumentNetOfUnamortizedDiscountOrPremiumYearFive100.0

sah:DebtInstrumentNetOfUnamortizedDiscountOrPremiumYearFour

sah:DebtInstrumentNetOfUnamortizedDiscountOrPremiumYearFour


Debt
Period End2020-12-31
Value115
Percentage of DebtInstrumentNetOfUnamortizedDiscountOrPremiumYearFour100.0

sah:DebtInstrumentNetOfUnamortizedDiscountOrPremiumYearThree

sah:DebtInstrumentNetOfUnamortizedDiscountOrPremiumYearThree


Debt
Period End2020-12-31
Value73
Percentage of DebtInstrumentNetOfUnamortizedDiscountOrPremiumYearThree100.0

sah:DebtInstrumentNetOfUnamortizedDiscountOrPremiumYearTwo

sah:DebtInstrumentNetOfUnamortizedDiscountOrPremiumYearTwo


Debt
Period End2020-12-31
Value51
Percentage of DebtInstrumentNetOfUnamortizedDiscountOrPremiumYearTwo100.0

sah:DeferredCompensationPlanLiabilityFairValueDisclosure us-gaap:FairValueByFairValueHierarchyLevel

sah:DeferredCompensationPlanLiabilityFairValueDisclosure

us-gaap:FairValueInputsLevel2


Deferred
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302014-12-31
Value22212020181717181717192019181817161514141313131515
Percentage of DeferredCompensationPlanLiabilityFairValueDisclosure100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

sah:DeferredTaxAssetsBasisDifferenceRelatedToROUAssets

sah:DeferredTaxAssetsBasisDifferenceRelatedToROUAssets


Deferred
Period End2020-12-312019-12-312018-12-31
Value98930.0
Percentage of DeferredTaxAssetsBasisDifferenceRelatedToROUAssets100.0100.00.0

sah:DeferredTaxAssetsInterestAndStateTaxes

sah:DeferredTaxAssetsInterestAndStateTaxes


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-31
Value987000.0938000.01175000.01126000.01746000.01725000.01842000.01910000.03260000.06194000.0
Percentage of DeferredTaxAssetsInterestAndStateTaxes100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

sah:DeferredTaxLiabilityBasisDifferenceInROUAssets

sah:DeferredTaxLiabilityBasisDifferenceInROUAssets


Deferred
Period End2020-12-312019-12-312018-12-31
Value-95078000.0-90679000.00
Percentage of DeferredTaxLiabilityBasisDifferenceInROUAssets100.0100.00.0

sah:DerivativeInstrumentUnamortizedPremium

sah:DerivativeInstrumentUnamortizedPremium


Derivative
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312017-12-31
Value2200000.02600000.02900000.03400000.03700000.04000000.04300000.04500000.04600000.01900000.0
Percentage of DerivativeInstrumentUnamortizedPremium100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

sah:EchoParkSegmentAssets

sah:EchoParkSegmentAssets


Echo
Period End2020-12-312019-12-312018-12-31
Value478244305
Percentage of EchoParkSegmentAssets100.0100.0100.0

sah:FinanceLeaseLiabilityCurrentModifications

sah:FinanceLeaseLiabilityCurrentModifications


Finance
Period End2020-09-30
Value20
Percentage of FinanceLeaseLiabilityCurrentModifications100.0

sah:FinanceLeaseLiabilityNoncurrentModifications

sah:FinanceLeaseLiabilityNoncurrentModifications


Finance
Period End2020-09-30
Value4694000.0
Percentage of FinanceLeaseLiabilityNoncurrentModifications100.0

sah:FinanceLeaseRightofUseAssetModifications

sah:FinanceLeaseRightofUseAssetModifications


Finance
Period End2020-09-30
Value7176000.0
Percentage of FinanceLeaseRightofUseAssetModifications100.0

sah:FranchisedDealershipsSegmentAssets

sah:FranchisedDealershipsSegmentAssets


Franchised
Period End2020-12-312019-12-312018-12-31
Value309637973485
Percentage of FranchisedDealershipsSegmentAssets100.0100.0100.0

sah:GoodwillFranchiseSegment

sah:GoodwillFranchiseSegment


Goodwill
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-31
Value147147147147147147415
Percentage of GoodwillFranchiseSegment100.0100.0100.0100.0100.0100.0100.0

sah:GoodwillPreownedSegment

sah:GoodwillPreownedSegment


Goodwill
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-31
Value76726660606060
Percentage of GoodwillPreownedSegment100.0100.0100.0100.0100.0100.0100.0

sah:InitialBorrowingFloorPlanFacility2021

sah:InitialBorrowingFloorPlanFacility2021


Initial
Period End2021-04-14
Value1600
Percentage of InitialBorrowingFloorPlanFacility2021100.0

sah:InitialBorrowingRevolvingFacility2021

sah:InitialBorrowingRevolvingFacility2021


Initial
Period End2021-04-14
Value250
Percentage of InitialBorrowingRevolvingFacility2021100.0

sah:InventoryNewVehicles

sah:InventoryNewVehicles


Inventory
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
Value243602648596699107298310101001104510279921059108610178941116112210889981056113311619981028856924856943902938876901828866758708569
Percentage of InventoryNewVehicles100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

sah:InventoryServiceLoaners

sah:InventoryServiceLoaners


Inventory
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
Value119129128127127152152155147141141137136131130130133130128125125126121115117115112106112111108105938281
Percentage of InventoryServiceLoaners100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

sah:InventoryUsedVehicles

sah:InventoryUsedVehicles


Inventory
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
Value593442413362297324319302311281293280266265294296301280282322342270251247232246214187193193171187196175175150203178
Percentage of InventoryUsedVehicles100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

sah:LeaseLiabilityCurrentTotal

sah:LeaseLiabilityCurrentTotal


Lease
Period End2020-09-302020-06-302020-03-312019-12-312019-01-01
Value4745634448
Percentage of LeaseLiabilityCurrentTotal100.0100.0100.0100.0100.0

sah:LeaseLiabilityNoncurrentTotal

sah:LeaseLiabilityNoncurrentTotal


Lease
Period End2020-09-302020-06-302020-03-312019-12-312019-01-01
Value344347344340370
Percentage of LeaseLiabilityNoncurrentTotal100.0100.0100.0100.0100.0

sah:LegalMattersAmountReservedForPendingProceedings us-gaap:BalanceSheetLocation

sah:LegalMattersAmountReservedForPendingProceedings

sah:OtherAccruedLiabilities


Legal
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-31
Value300000.0300000.0300000.0400000.01200000.01500000.01400000.01400000.02400000.02100000.04700000.04500000.03000000.03000000.02500000.02500000.0300000.0400000.0300000.0300000.0300000.0600000.0900000.01500000.02000000.02100000.01300000.0300000.0300000.0400000.0500000.01100000.02100000.0
Percentage of LegalMattersAmountReservedForPendingProceedings100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherNoncurrentLiabilities


Legal
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302014-12-31
Value200000.0200000.0200000.0200000.0300000.0300000.0300000.0300000.0300000.0200000.0200000.0200000.0200000.0200000.0200000.0200000.0200000.0200000.0200000.0200000.0200000.0300000.0300000.0
Percentage of LegalMattersAmountReservedForPendingProceedings66.766.766.750.025.020.021.421.412.59.54.34.46.76.78.08.066.750.066.766.766.750.015.0

sah:LongTermDebtNetOfUnamortizedDiscountOrPremiumIncludingDebtIssuanceCosts

sah:LongTermDebtNetOfUnamortizedDiscountOrPremiumIncludingDebtIssuanceCosts


Long
Period End2020-12-31
Value727
Percentage of LongTermDebtNetOfUnamortizedDiscountOrPremiumIncludingDebtIssuanceCosts100.0

sah:MaximumBorrowing2020LineOfCreditFacility

sah:MaximumBorrowing2020LineOfCreditFacility


Maximum
Period End2021-06-302021-03-312020-09-30
Value545457
Percentage of MaximumBorrowing2020LineOfCreditFacility100.0100.0100.0

sah:MaximumConsolidatedAggregateLeaseAdjustedLeverageRatio

sah:MaximumConsolidatedAggregateLeaseAdjustedLeverageRatio


Maximum
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-31
Value1.342.472.943.233.693.213.914.24.95.255.115.054.94.724.844.384.254.084.324.244.214.084.134.244.16
Percentage of MaximumConsolidatedAggregateLeaseAdjustedLeverageRatio100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

sah:MinimumConsolidatedFixedChargeCoverageRatio

sah:MinimumConsolidatedFixedChargeCoverageRatio


Minimum
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-31
Value2.212.321.852.11.71.61.631.551.431.431.451.431.71.651.751.951.91.921.71.761.751.781.781.751.64
Percentage of MinimumConsolidatedFixedChargeCoverageRatio100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

sah:MinimumConsolidatedLiquidityRatio

sah:MinimumConsolidatedLiquidityRatio


Minimum
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-31
Value1.191.151.171.131.071.111.191.171.161.11.131.131.091.131.121.141.171.171.161.171.161.191.21.191.21
Percentage of MinimumConsolidatedLiquidityRatio100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

sah:NetLongTermDeferredTaxLiability

sah:NetLongTermDeferredTaxLiability


Net
Period End2020-12-312019-12-31
Value300000.08900000.0
Percentage of NetLongTermDeferredTaxLiability100.0100.0

sah:OperatingLeaseLiabilityCurrentModifications

sah:OperatingLeaseLiabilityCurrentModifications


Operating
Period End2020-09-30
Value591000.0
Percentage of OperatingLeaseLiabilityCurrentModifications100.0

sah:OperatingLeaseLiabilityCurrentNewLeases

sah:OperatingLeaseLiabilityCurrentNewLeases


Operating
Period End2020-09-30
Value433000.0
Percentage of OperatingLeaseLiabilityCurrentNewLeases100.0

sah:OperatingLeaseLiabilityNoncurrentModifications

sah:OperatingLeaseLiabilityNoncurrentModifications


Operating
Period End2020-09-30
Value27
Percentage of OperatingLeaseLiabilityNoncurrentModifications100.0

sah:OperatingLeaseLiabilityNoncurrentNewLeases

sah:OperatingLeaseLiabilityNoncurrentNewLeases


Operating
Period End2020-09-30
Value5176000.0
Percentage of OperatingLeaseLiabilityNoncurrentNewLeases100.0

sah:OperatingLeaseRightofUseAssetModifications

sah:OperatingLeaseRightofUseAssetModifications


Operating
Period End2020-09-30
Value26
Percentage of OperatingLeaseRightofUseAssetModifications100.0

sah:OperatingLeaseRightofUseAssetNewLeases

sah:OperatingLeaseRightofUseAssetNewLeases


Operating
Period End2020-09-30
Value5609000.0
Percentage of OperatingLeaseRightofUseAssetNewLeases100.0

sah:PropertyPlantAndEquipmentBeforeReclassificationOfAssetsHeldToSale

sah:PropertyPlantAndEquipmentBeforeReclassificationOfAssetsHeldToSale


Property
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302015-12-31
Value1189117611301127113911181123114511531160118512161166118811501124109010661014984958886
Percentage of PropertyPlantAndEquipmentBeforeReclassificationOfAssetsHeldToSale100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

sah:RemainingAvailability2020LOC

sah:RemainingAvailability2020LOC


Remaining
Period End2021-06-302021-03-312020-12-312020-09-30
Value54545757
Percentage of RemainingAvailability2020LOC100.0100.0100.0100.0

sah:RevolvingBorrowingBase us-gaap:CreditFacility, us-gaap:DebtInstrument

sah:RevolvingBorrowingBase

us-gaap:RevolvingCreditFacility, sah:TwoThousandSixteenRevolvingCreditFacility


Revolving
Period End2021-03-312020-12-312020-09-30
Value231227202
Percentage of RevolvingBorrowingBase100.0100.0100.0

us-gaap:RevolvingCreditFacility, sah:TwoThousandTwentyRevolvingCreditFacility


Revolving
Period End2021-06-30
Value236
Percentage of RevolvingBorrowingBase0.0

sah:RightOfUseAssetsTotal

sah:RightOfUseAssetsTotal


Right
Period End2020-09-302020-06-302020-03-312019-12-312019-01-01
Value377379394372406
Percentage of RightOfUseAssetsTotal100.0100.0100.0100.0100.0

sah:VehicleFloorPlanPayableNonTrade

sah:VehicleFloorPlanPayableNonTrade


Vehicle
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
Value1053687739628614719678704714722712656720705709600679631675588655608625521545541551462515546570486521493524413487422399332308383
Percentage of VehicleFloorPlanPayableNonTrade100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

sah:VehicleFloorPlanPayableTrade

sah:VehicleFloorPlanPayableTrade


Vehicle
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
Value32538585543603827860742753763821750744775804718802813850762787811893762763649711630692631681652667613655556503489469425438478
Percentage of VehicleFloorPlanPayableTrade100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AccrualForEnvironmentalLossContingenciesGross

us-gaap:AccrualForEnvironmentalLossContingenciesGross


Accrual
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
Value4.02525294243462828241314175.06.00.50.50.50.53.53.53.55.36.86.816161616101414191919
Percentage of AccrualForEnvironmentalLossContingenciesGross100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AssetsFairValueDisclosure us-gaap:FairValueByFairValueHierarchyLevel

us-gaap:AssetsFairValueDisclosure

us-gaap:FairValueInputsLevel2


Assets
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302012-12-31
Value373535343232323232343643424039373434343131282928292928292828292721
Percentage of AssetsFairValueDisclosure100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AssetsHeldForSaleNotPartOfDisposalGroupCurrent

us-gaap:AssetsHeldForSaleNotPartOfDisposalGroupCurrent


Assets
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-31
Value119.6949.694162626268.8522226.8629.6643.8759.9283.4893.4893.4894.2314.231
Percentage of AssetsHeldForSaleNotPartOfDisposalGroupCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:CashSurrenderValueFairValueDisclosure us-gaap:FairValueByFairValueHierarchyLevel

us-gaap:CashSurrenderValueFairValueDisclosure

us-gaap:FairValueInputsLevel2


Cash
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302014-12-31
Value37353534323232323131313433333332323231313128292827
Percentage of CashSurrenderValueFairValueDisclosure100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ContractWithCustomerAssetNetCurrent us-gaap:ProductOrService, us-gaap:AdjustmentsForNewAccountingPronouncements

us-gaap:ContractWithCustomerAssetNetCurrent

sah:FinanceInsuranceAndOtherNet, us-gaap:AccountingStandardsUpdate201409


Contract
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value221421118.55.2125.95.94.85.48.06.0
Percentage of ContractWithCustomerAssetNetCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DebtInstrumentCarryingAmount

us-gaap:DebtInstrumentCarryingAmount


Debt
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312017-12-312015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-06-302013-03-312012-12-312012-09-302012-06-302011-12-31
Value6977187277417579197149189239299561037794773783780785748733639629611537547
Percentage of DebtInstrumentCarryingAmount100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DebtInstrumentCarryingAmount us-gaap:LongtermDebtType

sah:MortgageNotesPayable


Debt
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312015-12-31
Value351370377388398350355378384390396319
Percentage of DebtInstrumentCarryingAmount50.551.651.852.352.638.149.841.341.642.041.40.0

us-gaap:DebtInstrumentUnusedBorrowingCapacityAmount us-gaap:DebtInstrument

us-gaap:DebtInstrumentUnusedBorrowingCapacityAmount

sah:A2019MortgageFacility


Debt
Period End2021-06-302021-03-312020-12-312020-09-30
Value1614118.6
Percentage of DebtInstrumentUnusedBorrowingCapacityAmount100.0100.0100.0100.0

us-gaap:DebtWeightedAverageInterestRate us-gaap:LongtermDebtType

us-gaap:DebtWeightedAverageInterestRate

sah:MortgageNotesPayable


Debt
Period End2021-06-302021-03-312020-12-312020-09-30
Value3.543.53.523.53
Percentage of DebtWeightedAverageInterestRate100.0100.0100.0100.0

us-gaap:DeferredFinanceCostsNet

us-gaap:DeferredFinanceCostsNet


Deferred
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312014-12-31
Value107.0657.8638.1818.1537.5498.0829.1239.743101011121213131414131111121214
Percentage of DeferredFinanceCostsNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredIncomeTaxLiabilities

us-gaap:DeferredIncomeTaxLiabilities


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-31
Value121155737911610187
Percentage of DeferredIncomeTaxLiabilities100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredIncomeTaxesAndOtherAssetsNoncurrent

us-gaap:DeferredIncomeTaxesAndOtherAssetsNoncurrent


Deferred
Period End2020-12-312019-12-31
Value283.0
Percentage of DeferredIncomeTaxesAndOtherAssetsNoncurrent100.0100.0

us-gaap:DeferredTaxAndOtherLiabilitiesNoncurrent

us-gaap:DeferredTaxAndOtherLiabilitiesNoncurrent


Deferred
Period End2020-12-312019-12-31
Value345000.08927000.0
Percentage of DeferredTaxAndOtherLiabilitiesNoncurrent100.0100.0

us-gaap:DeferredTaxAssetsDerivativeInstruments

us-gaap:DeferredTaxAssetsDerivativeInstruments


Deferred
Period End2020-12-312019-12-312018-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-31
Value1.3541.1530.01.4063.7934.2036.1851214
Percentage of DeferredTaxAssetsDerivativeInstruments100.0100.00.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxAssetsInventory

us-gaap:DeferredTaxAssetsInventory


Deferred
Period End2020-12-31
Value427000.0
Percentage of DeferredTaxAssetsInventory100.0

us-gaap:DeferredTaxAssetsOperatingLossCarryforwards

us-gaap:DeferredTaxAssetsOperatingLossCarryforwards


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-31
Value8.965101212101010101114
Percentage of DeferredTaxAssetsOperatingLossCarryforwards100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxAssetsOperatingLossCarryforwardsStateAndLocal

us-gaap:DeferredTaxAssetsOperatingLossCarryforwardsStateAndLocal


Deferred
Period End2020-12-31
Value5200000.0
Percentage of DeferredTaxAssetsOperatingLossCarryforwardsStateAndLocal100.0

us-gaap:DeferredTaxAssetsOperatingLossCarryforwardsSubjectToExpiration

us-gaap:DeferredTaxAssetsOperatingLossCarryforwardsSubjectToExpiration


Deferred
Period End2020-12-31
Value203
Percentage of DeferredTaxAssetsOperatingLossCarryforwardsSubjectToExpiration100.0

us-gaap:DeferredTaxAssetsOther

us-gaap:DeferredTaxAssetsOther


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-31
Value1904000.02146000.01778000.0712000.0774000.0864000.0792000.0701000.0269000.0298000.0
Percentage of DeferredTaxAssetsOther100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxAssetsPropertyPlantAndEquipment

us-gaap:DeferredTaxAssetsPropertyPlantAndEquipment


Deferred
Period End2020-12-312019-12-312018-12-312017-12-31
Value9.94120110.0
Percentage of DeferredTaxAssetsPropertyPlantAndEquipment100.0100.0100.00.0

us-gaap:DeferredTaxAssetsTaxDeferredExpenseReservesAndAccruals

us-gaap:DeferredTaxAssetsTaxDeferredExpenseReservesAndAccruals


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-31
Value32272424343336384042
Percentage of DeferredTaxAssetsTaxDeferredExpenseReservesAndAccruals100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxLiabilitiesGoodwillAndIntangibleAssetsGoodwill

us-gaap:DeferredTaxLiabilitiesGoodwillAndIntangibleAssetsGoodwill


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-31
Value246169731018672573618
Percentage of DeferredTaxLiabilitiesGoodwillAndIntangibleAssetsGoodwill100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxLiabilitiesOther

us-gaap:DeferredTaxLiabilitiesOther


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-31
Value1603000.02316000.02544000.01636000.03540000.03249000.03861000.02328000.03791000.03690000.0
Percentage of DeferredTaxLiabilitiesOther100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DefinedBenefitPlanAccumulatedBenefitObligation us-gaap:RetirementPlanType

us-gaap:DefinedBenefitPlanAccumulatedBenefitObligation

us-gaap:SupplementalEmployeeRetirementPlanDefinedBenefit


Defined
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value171310108.557
Percentage of DefinedBenefitPlanAccumulatedBenefitObligation100.0100.0100.0100.0100.0

us-gaap:DefinedBenefitPlanAssumptionsUsedCalculatingBenefitObligationRateOfCompensationIncrease

us-gaap:DefinedBenefitPlanAssumptionsUsedCalculatingBenefitObligationRateOfCompensationIncrease


Defined
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-31
Value3.00.030.030.030.030.030.030.030.03
Percentage of DefinedBenefitPlanAssumptionsUsedCalculatingBenefitObligationRateOfCompensationIncrease100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DefinedBenefitPlanBenefitObligation us-gaap:RetirementPlanType

us-gaap:DefinedBenefitPlanBenefitObligation

us-gaap:SupplementalEmployeeRetirementPlanDefinedBenefit


Defined
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-31
Value22181313119.234
Percentage of DefinedBenefitPlanBenefitObligation100.0100.0100.0100.0100.0100.0

us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsFiveFiscalYearsThereafter

us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsFiveFiscalYearsThereafter


Defined
Period End2020-12-31
Value2554000.0
Percentage of DefinedBenefitPlanExpectedFutureBenefitPaymentsFiveFiscalYearsThereafter100.0

us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsNextTwelveMonths

us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsNextTwelveMonths


Defined
Period End2020-12-31
Value360000.0
Percentage of DefinedBenefitPlanExpectedFutureBenefitPaymentsNextTwelveMonths100.0

us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFive

us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFive


Defined
Period End2020-12-31
Value360000.0
Percentage of DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFive100.0

us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFour

us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFour


Defined
Period End2020-12-31
Value360000.0
Percentage of DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFour100.0

us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsYearThree

us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsYearThree


Defined
Period End2020-12-31
Value360000.0
Percentage of DefinedBenefitPlanExpectedFutureBenefitPaymentsYearThree100.0

us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsYearTwo

us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsYearTwo


Defined
Period End2020-12-31
Value360000.0
Percentage of DefinedBenefitPlanExpectedFutureBenefitPaymentsYearTwo100.0

us-gaap:DefinedBenefitPlanFundedStatusOfPlan us-gaap:RetirementPlanType

us-gaap:DefinedBenefitPlanFundedStatusOfPlan

us-gaap:SupplementalEmployeeRetirementPlanDefinedBenefit


Defined
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value-22491000.0-18008000.0-13326000.0-13556000.0-11233000.0
Percentage of DefinedBenefitPlanFundedStatusOfPlan100.0100.0100.0100.0100.0

us-gaap:DerivativeLiabilityNotionalAmount us-gaap:DerivativeInstrumentRisk

us-gaap:DerivativeLiabilityNotionalAmount

sah:CashFlowSwapFour


Derivative
Period End2020-12-312020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-30
Value2502502502502502502502.25e-0625025025010020050100100100100100100100100100100100100100100100100
Percentage of DerivativeLiabilityNotionalAmount100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

sah:CashFlowSwapThree


Derivative
Period End2020-12-312020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-30
Value1503123121503123123122.5e-06312312312200505.95.96.06.06.16.16.26.21001001001001001001001005.9
Percentage of DerivativeLiabilityNotionalAmount60.0125.0125.060.0125.0125.0125.0111.1125.0125.0125.0200.025.011.85.96.06.06.16.16.26.2100.0100.0100.0100.0100.0100.0100.0100.05.9

sah:CashFlowSwapTwo


Derivative
Period End2020-12-312019-12-312019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-30
Value2252253753753.125e-06375375375501256.46.56.66.76.86.97.07.17.37.37.47.57.67.77.87.97.9
Percentage of DerivativeLiabilityNotionalAmount90.090.0150.0150.0138.9150.0150.0150.050.062.512.86.56.66.76.86.97.07.17.37.37.47.57.67.77.87.97.9

us-gaap:DerivativeVariableInterestRate

us-gaap:DerivativeVariableInterestRate


Derivative
Period End2020-12-312020-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-30
Value0.1440.1480.012240.009830.007720.005270.004670.004370.004280.001930.001870.001790.00170.001530.001520.001520.001680.001790.001950.002040.002090.00214
Percentage of DerivativeVariableInterestRate100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedShareBasedAwardsOtherThanOptions us-gaap:AwardType

us-gaap:EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedShareBasedAwardsOtherThanOptions

sah:NonVestedRestrictedStockUnitsRSUsAndRestrictedStockAwards


Employee
Period End2020-12-31
Value28
Percentage of EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedShareBasedAwardsOtherThanOptions100.0

us-gaap:EquityMethodInvestmentOwnershipPercentage

us-gaap:EquityMethodInvestmentOwnershipPercentage


Equity
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312015-06-302014-12-31
Value50.050.050.00.50.50.50.50.50.50.50.50.50.50.50.5
Percentage of EquityMethodInvestmentOwnershipPercentage100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:EquityMethodInvestmentOwnershipPercentage us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName

sah:Dealership


Equity
Period End2020-12-312020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302014-12-31
Value50.00.50.50.50.50.50.50.50.50.50.50.50.50.50.50.50.50.50.50.50.5
Percentage of EquityMethodInvestmentOwnershipPercentage0.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.00.00.00.00.00.00.00.00.00.0100.0

us-gaap:FinanceLeaseLiability

us-gaap:FinanceLeaseLiability


Finance
Period End2020-12-312020-09-302019-12-312019-09-302019-06-302019-03-312019-01-01
Value6542370.0381610.041374120
Percentage of FinanceLeaseLiability100.0100.0100.0100.0100.0100.0100.0

us-gaap:FinanceLeaseLiabilityCurrent

us-gaap:FinanceLeaseLiabilityCurrent


Finance
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value124.0593.5153.1671.243201.5641.5155.155.2380.0
Percentage of FinanceLeaseLiabilityCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0

us-gaap:FinanceLeaseLiabilityNoncurrent

us-gaap:FinanceLeaseLiabilityNoncurrent


Finance
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value646762394033363636360.0
Percentage of FinanceLeaseLiabilityNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0

us-gaap:FinanceLeaseLiabilityPaymentsDue

us-gaap:FinanceLeaseLiabilityPaymentsDue


Finance
Period End2020-12-312020-09-30
Value11081
Percentage of FinanceLeaseLiabilityPaymentsDue100.0100.0

us-gaap:FinanceLeaseLiabilityPaymentsDueAfterYearFive

us-gaap:FinanceLeaseLiabilityPaymentsDueAfterYearFive


Finance
Period End2020-12-312020-09-30
Value6049
Percentage of FinanceLeaseLiabilityPaymentsDueAfterYearFive100.0100.0

us-gaap:FinanceLeaseLiabilityPaymentsDueNextTwelveMonths

us-gaap:FinanceLeaseLiabilityPaymentsDueNextTwelveMonths


Finance
Period End2020-12-312020-09-30
Value9891000.03062000.0
Percentage of FinanceLeaseLiabilityPaymentsDueNextTwelveMonths100.0100.0

us-gaap:FinanceLeaseLiabilityPaymentsDueYearFive

us-gaap:FinanceLeaseLiabilityPaymentsDueYearFive


Finance
Period End2020-12-312020-09-30
Value107.257
Percentage of FinanceLeaseLiabilityPaymentsDueYearFive100.0100.0

us-gaap:FinanceLeaseLiabilityPaymentsDueYearFour

us-gaap:FinanceLeaseLiabilityPaymentsDueYearFour


Finance
Period End2020-12-312020-09-30
Value107.138
Percentage of FinanceLeaseLiabilityPaymentsDueYearFour100.0100.0

us-gaap:FinanceLeaseLiabilityPaymentsDueYearThree

us-gaap:FinanceLeaseLiabilityPaymentsDueYearThree


Finance
Period End2020-12-312020-09-30
Value9978000.07077000.0
Percentage of FinanceLeaseLiabilityPaymentsDueYearThree100.0100.0

us-gaap:FinanceLeaseLiabilityPaymentsDueYearTwo

us-gaap:FinanceLeaseLiabilityPaymentsDueYearTwo


Finance
Period End2020-12-312020-09-30
Value9909000.07069000.0
Percentage of FinanceLeaseLiabilityPaymentsDueYearTwo100.0100.0

us-gaap:FinanceLeaseLiabilityUndiscountedExcessAmount

us-gaap:FinanceLeaseLiabilityUndiscountedExcessAmount


Finance
Period End2020-12-312020-09-30
Value4538
Percentage of FinanceLeaseLiabilityUndiscountedExcessAmount100.0100.0

us-gaap:FinanceLeaseRightOfUseAsset

us-gaap:FinanceLeaseRightOfUseAsset


Finance
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value7065603938503435383918
Percentage of FinanceLeaseRightOfUseAsset100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FinanceLeaseWeightedAverageDiscountRatePercent

us-gaap:FinanceLeaseWeightedAverageDiscountRatePercent


Finance
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value13.8917.330.17570.165218.7418.760.18330.1831
Percentage of FinanceLeaseWeightedAverageDiscountRatePercent100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:GoodwillImpairedAccumulatedImpairmentLoss

us-gaap:GoodwillImpairedAccumulatedImpairmentLoss


Goodwill
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312012-09-302012-06-302011-12-31
Value110011001100110011001100797797797797797797797797797797796796796796796796-793.966-794.947-796.725
Percentage of GoodwillImpairedAccumulatedImpairmentLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncomeTaxExaminationPenaltiesAndInterestAccrued

us-gaap:IncomeTaxExaminationPenaltiesAndInterestAccrued


Income
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
Value500000.0500000.0600000.0600000.0800000.01100000.01200000.01100000.02400000.04900000.05100000.06400000.0
Percentage of IncomeTaxExaminationPenaltiesAndInterestAccrued100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:InterestPayableCurrent

us-gaap:InterestPayableCurrent


Interest
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value7.3654.1058.4966.352136.5341011121213121212121111111312121312121212121212121212127.986168.251109.294129.2831314
Percentage of InterestPayableCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:InterestRateCashFlowHedgeAssetAtFairValue us-gaap:FairValueByFairValueHierarchyLevel

us-gaap:InterestRateCashFlowHedgeAssetAtFairValue

us-gaap:FairValueInputsLevel2


Interest
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312014-12-312014-09-302014-06-302014-03-312013-12-31
Value1000.053000.088000.097000.0246000.0703000.02490000.04839000.08604000.08013000.06688000.05968000.04290000.02428000.02928000.02772000.0618000.02022000.01513000.02963000.03707000.0
Percentage of InterestRateCashFlowHedgeAssetAtFairValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:InterestRateCashFlowHedgeLiabilityAtFairValue us-gaap:BalanceSheetLocation, us-gaap:FairValueByFairValueHierarchyLevel

us-gaap:InterestRateCashFlowHedgeLiabilityAtFairValue

sah:OtherAccruedLiabilities, us-gaap:FairValueInputsLevel2


Interest
Period End2020-12-312019-12-312018-12-312017-12-31
Value0.00.00.01.0
Percentage of InterestRateCashFlowHedgeLiabilityAtFairValue0.00.00.0100.0

us-gaap:OtherNoncurrentLiabilities, us-gaap:FairValueInputsLevel2


Interest
Period End2020-12-312019-12-312018-12-312017-12-31
Value0.00.00.00.3
Percentage of InterestRateCashFlowHedgeLiabilityAtFairValue0.00.00.030.0

us-gaap:InventoryPartsAndComponentsNetOfReserves

us-gaap:InventoryPartsAndComponentsNetOfReserves


Inventory
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
Value59575751515962606161666465677068706770646563656160
Percentage of InventoryPartsAndComponentsNetOfReserves100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths


Lessee
Period End2020-12-312020-09-30
Value6216
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths100.0100.0

us-gaap:LessorOperatingLeasePaymentsToBeReceived

us-gaap:LessorOperatingLeasePaymentsToBeReceived


Lessor
Period End2020-12-312020-09-30
Value3033
Percentage of LessorOperatingLeasePaymentsToBeReceived100.0100.0

us-gaap:LessorOperatingLeasePaymentsToBeReceivedFiveYears

us-gaap:LessorOperatingLeasePaymentsToBeReceivedFiveYears


Lessor
Period End2020-12-312020-09-30
Value1916000.05042000.0
Percentage of LessorOperatingLeasePaymentsToBeReceivedFiveYears100.0100.0

us-gaap:LessorOperatingLeasePaymentsToBeReceivedFourYears

us-gaap:LessorOperatingLeasePaymentsToBeReceivedFourYears


Lessor
Period End2020-12-312020-09-30
Value5042000.06103000.0
Percentage of LessorOperatingLeasePaymentsToBeReceivedFourYears100.0100.0

us-gaap:LessorOperatingLeasePaymentsToBeReceivedNextTwelveMonths

us-gaap:LessorOperatingLeasePaymentsToBeReceivedNextTwelveMonths


Lessor
Period End2020-12-312020-09-30
Value8956000.02969000.0
Percentage of LessorOperatingLeasePaymentsToBeReceivedNextTwelveMonths100.0100.0

us-gaap:LessorOperatingLeasePaymentsToBeReceivedThereafter

us-gaap:LessorOperatingLeasePaymentsToBeReceivedThereafter


Lessor
Period End2020-12-312020-09-30
Value2354000.04270000.0
Percentage of LessorOperatingLeasePaymentsToBeReceivedThereafter100.0100.0

us-gaap:LessorOperatingLeasePaymentsToBeReceivedTwoYears

us-gaap:LessorOperatingLeasePaymentsToBeReceivedTwoYears


Lessor
Period End2020-12-312020-09-30
Value6103000.08751000.0
Percentage of LessorOperatingLeasePaymentsToBeReceivedTwoYears100.0100.0

us-gaap:LettersOfCreditOutstandingAmount us-gaap:CreditFacility, us-gaap:DebtInstrument

us-gaap:LettersOfCreditOutstandingAmount

us-gaap:RevolvingCreditFacility, sah:TwoThousandSixteenRevolvingCreditFacility


Letters
Period End2021-03-312020-12-312020-09-30
Value121313
Percentage of LettersOfCreditOutstandingAmount100.0100.0100.0

us-gaap:RevolvingCreditFacility, sah:TwoThousandTwentyRevolvingCreditFacility


Letters
Period End2021-06-30
Value12
Percentage of LettersOfCreditOutstandingAmount0.0

us-gaap:LiabilitiesFairValueDisclosure us-gaap:FairValueByFairValueHierarchyLevel

us-gaap:LiabilitiesFairValueDisclosure

us-gaap:FairValueInputsLevel2


Liabilities
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-31
Value2221202018171718171719201918192020202127312823302729272832323438394548515049
Percentage of LiabilitiesFairValueDisclosure100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

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

us-gaap:LineOfCreditFacilityCurrentBorrowingCapacity

us-gaap:RevolvingCreditFacility, sah:A2016NewVehicleFloorPlanFacilityand2016UsedVehicleFloorPlanFacility


Line
Period End2021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-31
Value9669669661015101510151015101510151015
Percentage of LineOfCreditFacilityCurrentBorrowingCapacity100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:RevolvingCreditFacility, sah:TwoThousandSixteenRevolvingCreditFacility


Line
Period End2020-12-312020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value245250250250250250250250250250250
Percentage of LineOfCreditFacilityCurrentBorrowingCapacity0.025.924.60.024.624.624.60.024.624.624.6

us-gaap:RevolvingCreditFacility, sah:TwoThousandSixteenVehicleFloorPlanFacility


Line
Period End2020-12-312019-12-312018-12-31
Value96610151015
Percentage of LineOfCreditFacilityCurrentBorrowingCapacity0.00.00.0

us-gaap:RevolvingCreditFacility, sah:TwoThousandTwentyVehicleFloorPlanFacility


Line
Period End2021-06-30
Value1550
Percentage of LineOfCreditFacilityCurrentBorrowingCapacity0.0

us-gaap:LineOfCreditFacilityMaximumBorrowingCapacity us-gaap:CreditFacility, us-gaap:DebtInstrument

us-gaap:LineOfCreditFacilityMaximumBorrowingCapacity

us-gaap:RevolvingCreditFacility, sah:TwoThousandSixteenVehicleFloorPlanFacility


Line
Period End2020-12-312019-12-312018-12-31
Value121612651265
Percentage of LineOfCreditFacilityMaximumBorrowingCapacity100.0100.0100.0

us-gaap:LineOfCreditFacilityRemainingBorrowingCapacity us-gaap:CreditFacility, us-gaap:DebtInstrument

us-gaap:LineOfCreditFacilityRemainingBorrowingCapacity

us-gaap:RevolvingCreditFacility, sah:TwoThousandSixteenRevolvingCreditFacility


Line
Period End2020-12-31
Value214
Percentage of LineOfCreditFacilityRemainingBorrowingCapacity100.0

us-gaap:LongTermDebtFairValue us-gaap:DebtInstrument

us-gaap:LongTermDebtFairValue

sah:SixPointOneTwoFivePercentSeniorSubordinateNoteDueTwoThousandTwentySeven


Long
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
Value261258263258247207261255246227216233235241248256247249
Percentage of LongTermDebtFairValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:LongTermDebtFairValue us-gaap:LongtermDebtType

sah:MortgageLoanAtFixInterestRate


Long
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-31
Value215220230194195207210213218229233235203200206189185188191190174177168152152154161163165165151148148127112119
Percentage of LongTermDebtFairValue82.085.193.293.675.081.285.593.8101.098.599.097.681.678.183.375.90.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:LongTermDebtPercentageBearingVariableInterestRate us-gaap:Range, us-gaap:LongtermDebtType

us-gaap:LongTermDebtPercentageBearingVariableInterestRate

srt:Maximum, sah:MortgageNotesPayable


Long
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value2.92.92.90.0290.0290.0290.0290.0290.0290.0290.029
Percentage of LongTermDebtPercentageBearingVariableInterestRate100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

srt:Minimum, sah:MortgageNotesPayable


Long
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value1.51.51.50.0150.0150.0150.0150.0150.0150.0150.015
Percentage of LongTermDebtPercentageBearingVariableInterestRate51.751.751.751.751.751.751.751.751.751.751.7

us-gaap:LongtermDebtPercentageBearingFixedInterestAmount us-gaap:LongtermDebtType

us-gaap:LongtermDebtPercentageBearingFixedInterestAmount

sah:MortgageNotesPayable


Longterm
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
Value204208212217224191194205208211215226229232199197199183176178181183168170164147
Percentage of LongtermDebtPercentageBearingFixedInterestAmount100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:LongtermDebtPercentageBearingVariableInterestAmount us-gaap:LongtermDebtType

us-gaap:LongtermDebtPercentageBearingVariableInterestAmount

sah:A2019MortgageFacility


Longterm
Period End2020-12-312019-12-312018-12-31
Value1001090.0
Percentage of LongtermDebtPercentageBearingVariableInterestAmount100.0100.00.0

sah:MortgageNotesPayable


Longterm
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
Value147162164171173158161173175178180183192195219214225235227226205165150148140118
Percentage of LongtermDebtPercentageBearingVariableInterestAmount0.00.0163.40.00.00.0147.90.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:OperatingLeaseWeightedAverageDiscountRatePercent

us-gaap:OperatingLeaseWeightedAverageDiscountRatePercent


Operating
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value6.66.590.06590.06566.696.840.06870.0686
Percentage of OperatingLeaseWeightedAverageDiscountRatePercent100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:SelfInsuranceReserve

us-gaap:SelfInsuranceReserve


Self
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-31
Value25232222222423232322
Percentage of SelfInsuranceReserve100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber


Share
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-31
Value1551000.02347000.02161000.02199000.02180000.01831000.0889000.0805000.0827000.0690000.0
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue


Share
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-31
Value18.3119.3421.221.7620.8623.3321.3320.4215.5311.91
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue


Share
Period End2020-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-31
Value490.3923.7875.3275.605109.8318.37210
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvestedWeightedAverageGrantDateFairValue

us-gaap:SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvestedWeightedAverageGrantDateFairValue


Sharebased
Period End2020-12-31
Value4170.0
Percentage of SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvestedWeightedAverageGrantDateFairValue100.0

us-gaap:StockRepurchaseProgramAuthorizedAmount1

us-gaap:StockRepurchaseProgramAuthorizedAmount1


Stock
Period End2021-03-31
Value250
Percentage of StockRepurchaseProgramAuthorizedAmount1100.0

us-gaap:StockRepurchaseProgramRemainingAuthorizedRepurchaseAmount1 us-gaap:StatementClassOfStock

us-gaap:StockRepurchaseProgramRemainingAuthorizedRepurchaseAmount1

us-gaap:CommonClassA


Stock
Period End2020-12-312016-12-312015-12-31
Value694545
Percentage of StockRepurchaseProgramRemainingAuthorizedRepurchaseAmount1100.0100.0100.0

us-gaap:SubordinatedDebt us-gaap:DebtInstrument

us-gaap:SubordinatedDebt

sah:A2019MortgageFacility


Subordinated
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-31
Value9598100103109109109
Percentage of SubordinatedDebt100.0100.0100.0100.0100.0100.0100.0

us-gaap:TreasuryStockShares us-gaap:StatementClassOfStock

us-gaap:TreasuryStockShares

us-gaap:CommonClassA


Treasury
Period End2020-12-312020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302012-12-31
Value35343433333333333333333232313030302928242423232322212120202020
Percentage of TreasuryStockShares100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestAccrued

us-gaap:UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestAccrued


Unrecognized
Period End2020-12-312019-12-312019-01-012018-12-312018-01-012017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-31
Value500000.0500000.0600000.0600000.0600000.0600000.0900000.01100000.01200000.01100000.02400000.04900000.0
Percentage of UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestAccrued100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:UnrecognizedTaxBenefitsThatWouldImpactEffectiveTaxRate

us-gaap:UnrecognizedTaxBenefitsThatWouldImpactEffectiveTaxRate


Unrecognized
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-31
Value4.03.84.94.73.32.62.83.05.511
Percentage of UnrecognizedTaxBenefitsThatWouldImpactEffectiveTaxRate100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ValuationAllowancesAndReservesBalance

us-gaap:ValuationAllowancesAndReservesBalance


Valuation
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-31
Value34322520191715141311
Percentage of ValuationAllowancesAndReservesBalance100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Line plots across dimensions of each concept


us-gaap:SharesOutstanding
us-gaap:StatementClassOfStock, us-gaap:StatementEquityComponents
('us-gaap:CommonClassA', None)
Shares Outstandingus-gaap: Statement Class Of Stock, us-gaap: Statement Equity Components
COGS Ratio
us-gaap:ProductOrService
(None,)
C O G S  Ratious-gaap: Product Or Service
TTM Greenblatt ROC
_
(None,)
T T M  Greenblatt  R O C_
us-gaap:CostOfGoodsAndServicesSold
us-gaap:ProductOrService
(None,)
Cost Of Goods And Services Soldus-gaap: Product Or Service
us-gaap:OperatingIncomeLoss
us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments
('us-gaap:OperatingSegments', None)
Operating Income Lossus-gaap: Consolidation Items, us-gaap: Statement Business Segments
us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax
us-gaap:ProductOrService
(None,)
Revenue From Contract With Customer Excluding Assessed Taxus-gaap: Product Or Service
us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax
us-gaap:StatementBusinessSegments
(None,)
Revenue From Contract With Customer Excluding Assessed Taxus-gaap: Statement Business Segments
us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax
us-gaap:ProductOrService, us-gaap:StatementBusinessSegments
(None, 'sah:FranchisedDealerships')
Revenue From Contract With Customer Excluding Assessed Taxus-gaap: Product Or Service, us-gaap: Statement Business Segments
us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax
us-gaap:ProductOrService, us-gaap:StatementBusinessSegments
(None, 'sah:PreOwnedStores')
Revenue From Contract With Customer Excluding Assessed Taxus-gaap: Product Or Service, us-gaap: Statement Business Segments
us-gaap:Assets
us-gaap:StatementBusinessSegments
(None,)
Assetsus-gaap: Statement Business Segments
us-gaap:StockholdersEquity
us-gaap:StatementEquityComponents
(None,)
Stockholders Equityus-gaap: Statement Equity Components
us-gaap:StockholdersEquity
us-gaap:StatementClassOfStock, us-gaap:StatementEquityComponents
('us-gaap:CommonClassA', None)
Stockholders Equityus-gaap: Statement Class Of Stock, us-gaap: Statement Equity Components
us-gaap:PropertyPlantAndEquipmentGross
us-gaap:PropertyPlantAndEquipmentByType
(None,)
Property Plant And Equipment Grossus-gaap: Property Plant And Equipment By Type
us-gaap:Goodwill
us-gaap:ReportingUnit
(None,)
Goodwillus-gaap: Reporting Unit
us-gaap:StockholdersEquity
us-gaap:StatementEquityComponents
(None,)
Stockholders Equityus-gaap: Statement Equity Components
us-gaap:StockholdersEquity
us-gaap:StatementClassOfStock, us-gaap:StatementEquityComponents
('us-gaap:CommonClassA', None)
Stockholders Equityus-gaap: Statement Class Of Stock, us-gaap: Statement Equity Components
us-gaap:DepreciationDepletionAndAmortization
us-gaap:StatementBusinessSegments
(None,)
Depreciation Depletion And Amortizationus-gaap: Statement Business Segments
us-gaap:PaymentsToAcquirePropertyPlantAndEquipment
us-gaap:StatementBusinessSegments
(None,)
Payments To Acquire Property Plant And Equipmentus-gaap: Statement Business Segments