EXPE


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

Table of contents


us-gaap:StatementClassOfStock
us-gaap:CommonStockParOrStatedValuePerShare
us-gaap:StatementEquityComponents
us-gaap:SharesOutstanding
us-gaap:StatementClassOfStock
us-gaap:CommonStockSharesIssued
us-gaap:StatementEquityComponents
us-gaap:StatementClassOfStock
us-gaap:PreferredStockSharesIssued
us-gaap:StatementClassOfStock
us-gaap:CommonStockSharesOutstanding
us-gaap:StatementEquityComponents

us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding

us-gaap:WeightedAverageNumberOfSharesOutstandingBasic

us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount
us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecurities

us-gaap:EarningsPerShareBasic

us-gaap:EarningsPerShareDiluted
us-gaap:IncomeStatementLocation
us-gaap:AllocatedShareBasedCompensationExpense

us-gaap:ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest

us-gaap:ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest

us-gaap:CostOfGoodsAndServiceExcludingDepreciationDepletionAndAmortization

us-gaap:GainLossOnInvestments
us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName

us-gaap:GainsLossesOnExtinguishmentOfDebt

us-gaap:GeneralAndAdministrativeExpense

us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest

us-gaap:IncomeTaxExpenseBenefit

us-gaap:IncomeTaxesPaidNet

us-gaap:InterestExpense

us-gaap:InterestPaidNet

us-gaap:NetIncomeLoss

us-gaap:NetIncomeLossAttributableToNoncontrollingInterest

us-gaap:NetIncomeLossAvailableToCommonStockholdersBasic

us-gaap:NonoperatingIncomeExpense

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

us-gaap:OtherComprehensiveIncomeLossNetOfTax
us-gaap:StatementEquityComponents

us-gaap:OtherNonoperatingIncomeExpense

us-gaap:PreferredStockDividendsIncomeStatementImpact

us-gaap:ProfitLoss

us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax
us-gaap:ConsolidationItems
us-gaap:ConsolidationItems, us-gaap:BusinessAcquisition
us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments
us-gaap:MajorCustomers, us-gaap:ContractWithCustomerSalesChannel
us-gaap:ProductOrService
us-gaap:ProductOrService, us-gaap:BusinessAcquisition
us-gaap:StatementBusinessSegments

us-gaap:SellingAndMarketingExpense

us-gaap:Assets

us-gaap:LiabilitiesAndStockholdersEquity

us-gaap:StockholdersEquity

us-gaap:AssetsCurrent

us-gaap:CashAndCashEquivalentsAtCarryingValue

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents

us-gaap:ShortTermInvestments

us-gaap:AccountsReceivableNetCurrent

us-gaap:PrepaidExpenseAndOtherAssetsCurrent

us-gaap:PropertyPlantAndEquipmentGross
us-gaap:PropertyPlantAndEquipmentByType

us-gaap:ConstructionInProgressGross

us-gaap:AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment

us-gaap:AmortizationOfIntangibleAssets
us-gaap:ConsolidationItems

us-gaap:PropertyPlantAndEquipmentNet
us-gaap:StatementGeographical

us-gaap:Goodwill
us-gaap:FairValueByMeasurementFrequency, us-gaap:StatementBusinessSegments
us-gaap:StatementBusinessSegments

us-gaap:IndefiniteLivedIntangibleAssetsExcludingGoodwill

us-gaap:IntangibleAssetsNetExcludingGoodwill

us-gaap:FiniteLivedIntangibleAssetsNet
us-gaap:FiniteLivedIntangibleAssetsByMajorClass

us-gaap:IntangibleAssetsNetIncludingGoodwill

us-gaap:DeferredTaxAssetsLiabilitiesNet

us-gaap:OperatingLeaseRightOfUseAsset

us-gaap:AccruedIncomeTaxesCurrent

us-gaap:AccruedLiabilitiesCurrent

us-gaap:ContractWithCustomerLiabilityCurrent
us-gaap:ContractWithCustomerBasisOfPricing

us-gaap:LiabilitiesCurrent

us-gaap:OperatingLeaseLiabilityCurrent

us-gaap:LongTermDebt
us-gaap:DebtInstrument
us-gaap:DebtInstrument, us-gaap:LongtermDebtType

us-gaap:LongTermDebtNoncurrent

us-gaap:DeferredIncomeTaxLiabilitiesNet

us-gaap:OtherLiabilitiesNoncurrent

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:StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest
us-gaap:StatementEquityComponents

us-gaap:AdditionalPaidInCapitalCommonStock

us-gaap:RetainedEarningsAccumulatedDeficit

us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax

us-gaap:TreasuryStockValue
us-gaap:StatementEquityComponents
us-gaap:StockIssuedDuringPeriodValueNewIssues

us-gaap:AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue
us-gaap:StatementEquityComponents

us-gaap:NetCashProvidedByUsedInOperatingActivities

us-gaap:NetCashProvidedByUsedInInvestingActivities

us-gaap:NetCashProvidedByUsedInFinancingActivities

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect
us-gaap:DebtInstrument, us-gaap:LongtermDebtType
us-gaap:AmortizationOfFinancingCosts

us-gaap:DeferredIncomeTaxExpenseBenefit

us-gaap:DepreciationDepletionAndAmortization

us-gaap:IncreaseDecreaseInAccountsReceivable

us-gaap:NetCashProvidedByUsedInOperatingActivities

us-gaap:NetIncomeLoss

us-gaap:ProfitLoss

us-gaap:ShareBasedCompensation
us-gaap:ConsolidationItems

us-gaap:NetCashProvidedByUsedInInvestingActivities

us-gaap:PaymentsToAcquirePropertyPlantAndEquipment

us-gaap:PaymentsToAcquireInvestments

us-gaap:NetCashProvidedByUsedInFinancingActivities

us-gaap:ProceedsFromIssuanceOfLongTermDebt

us-gaap:PaymentsOfDividendsCommonStock

us-gaap:PaymentsForRepurchaseOfCommonStock
us-gaap:DebtInstrument, us-gaap:LongtermDebtType, us-gaap:SubsequentEventType
us-gaap:DebtInstrumentInterestRateStatedPercentage

us-gaap:EffectiveIncomeTaxRateContinuingOperations
us-gaap:AwardType
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber
us-gaap:AwardType
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice
us-gaap:AwardType
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod

us-gaap:DeferredTaxAssetsNet

us-gaap:UnrecognizedTaxBenefits

us-gaap:DeferredTaxAssetsValuationAllowance

expe:AccountsReceivableAllowanceForCreditLossOtherPeriodIncreaseDecrease

expe:AccountsReceivableCreditLossExpenseReversalAndOtherNoncashIncomeExpense

expe:AdjustedEarningsBeforeIncomeTaxDepreciationAmortization
us-gaap:ConsolidationItems
us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

expe:ComprehensiveIncomeLossNetofTaxAttributableToCommonStockholders
us-gaap:DebtInstrument
expe:CumulativeTranslationAdjustmentForNetInvestmentHedgeBeforeTax
us-gaap:DebtInstrument
expe:CumulativeTranslationAdjustmentForNetInvestmentHedgesNetOfTax
us-gaap:ContractWithCustomerBasisOfPricing
expe:DeferredMerchantBookingLiabilityDecreaseDuetoRecognitionDuringPeriod

expe:EquityInstrumentsAndEmployeeStockPurchasePlanValueExercisesInPeriod
us-gaap:StatementEquityComponents

expe:ForeignExchangeGainLossOnCashCashEquivalentsAndShortTermInvestmentsNet

expe:GainLossOnRedemptionOfPreferredStock
us-gaap:IncomeTaxAuthority
expe:IncomeTaxExaminationIncreaseDecreaseinPriorYearTaxableIncome

expe:IncreaseDecreaseInAccountsPayableMerchant

expe:IncreaseDecreaseInDeferredMerchantBookings
us-gaap:ConsolidationItems
expe:IntersegmentRevenue
us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

expe:LegalReservesOccupancyTaxAndOther
us-gaap:ConsolidationItems
us-gaap:StatementClassOfStock
expe:PaymentsForOutstandingPreferredStockAsAPercentage
us-gaap:StatementClassOfStock, us-gaap:SubsequentEventType
us-gaap:StatementClassOfStock
expe:PreferredStockInitialDiscountAndIssuanceCosts
us-gaap:StatementClassOfStock
expe:PreferredStockInitialDiscountAndIssuanceCostsAndWarrants

expe:PreferredStockProfitLossOnRedemption
us-gaap:StatementClassOfStock
us-gaap:StatementScenario, us-gaap:StatementClassOfStock
expe:PreferredStockRedemptionPricePercentageOfPrincipalAmountRedeemed

expe:ProceedsFromExerciseOfEquityAwardsAndEmployeeStockPurchasePlan

expe:RealizedGainLossOnRevenueHedges
us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments
us-gaap:SubsequentEventType
expe:StockIssuedDuringPeriodSharesWarrantsExercised

expe:TechnologyandContentExpense

expe:TreasuryStockActivityRelatedToVestingOfEquityInstruments
us-gaap:StatementEquityComponents

us-gaap:AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation
us-gaap:StatementEquityComponents

us-gaap:AdjustmentsToAdditionalPaidInCapitalOther
us-gaap:StatementEquityComponents

us-gaap:AdjustmentsToAdditionalPaidInCapitalWarrantIssued
us-gaap:StatementEquityComponents

us-gaap:AllowanceForDoubtfulAccountsReceivableWriteOffs

us-gaap:CommonStockDividendsPerShareDeclared
us-gaap:ContractWithCustomerBasisOfPricing
us-gaap:ContractWithCustomerLiabilityRevenueRecognized
us-gaap:DebtInstrument, us-gaap:LongtermDebtType
us-gaap:DebtInstrumentConvertibleConversionRatio1

us-gaap:Depreciation
us-gaap:ConsolidationItems
us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

us-gaap:DividendsCommonStockCash
us-gaap:StatementEquityComponents

us-gaap:DividendsPreferredStock
us-gaap:StatementClassOfStock
us-gaap:StatementEquityComponents

us-gaap:EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents
us-gaap:FairValueByMeasurementFrequency
us-gaap:EquitySecuritiesWithoutReadilyDeterminableFairValueImpairmentLossAnnualAmount

us-gaap:GainLossOnForeignCurrencyDerivativeInstrumentsNotDesignatedAsHedgingInstruments
us-gaap:DisposalGroupClassification
us-gaap:GainLossOnSaleOfBusiness
us-gaap:DisposalGroupClassification, us-gaap:SubsequentEventType

us-gaap:GainLossOnSaleOfDerivatives

us-gaap:GoodwillAndIntangibleAssetImpairment

us-gaap:GoodwillImpairmentLoss
us-gaap:ConsolidationItems
us-gaap:FairValueByMeasurementFrequency, us-gaap:StatementBusinessSegments

us-gaap:ImpairmentOfIntangibleAssetsExcludingGoodwill
us-gaap:ConsolidationItems
us-gaap:IncomeTaxAuthority
us-gaap:IncomeTaxExaminationEstimateOfPossibleLoss

us-gaap:IncreaseDecreaseInContractWithCustomerLiability

us-gaap:IncreaseDecreaseInIncomeTaxes

us-gaap:IncreaseDecreaseInOtherAccountsPayableAndAccruedLiabilities

us-gaap:IncreaseDecreaseInOtherOperatingAssets

us-gaap:InvestmentIncomeInterest

us-gaap:MinorityInterestChangeInRedemptionValue
us-gaap:StatementEquityComponents

us-gaap:MinorityInterestPeriodIncreaseDecrease
us-gaap:StatementEquityComponents

us-gaap:NetIncomeLossIncludingPortionAttributableToNonredeemableNoncontrollingInterest
us-gaap:StatementEquityComponents

us-gaap:OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossArisingDuringPeriodNetOfTax

us-gaap:OtherComprehensiveIncomeForeignCurrencyTranslationGainLossArisingDuringPeriodTax

us-gaap:OtherNoncashIncomeExpense

us-gaap:PaymentsForProceedsFromOtherInvestingActivities

us-gaap:PaymentsForRestructuring
us-gaap:RestructuringCostAndReserve

us-gaap:PaymentsOfDebtExtinguishmentCosts

us-gaap:PaymentsOfDividendsPreferredStockAndPreferenceStock
us-gaap:Dividends
us-gaap:PaymentsOfOrdinaryDividends

us-gaap:PreferredStockDividendsAndOtherAdjustments

us-gaap:PreferredStockDividendsPerShareDeclared
us-gaap:StatementClassOfStock
us-gaap:PreferredStockRedemptionPremium

us-gaap:ProceedsFromIssuanceOfSeniorLongTermDebt
us-gaap:DebtInstrument, us-gaap:LongtermDebtType

us-gaap:ProceedsFromLinesOfCredit

us-gaap:ProceedsFromPaymentsForOtherFinancingActivities

us-gaap:ProceedsFromSaleMaturityAndCollectionsOfInvestments

us-gaap:ProvisionForDoubtfulAccounts

us-gaap:RepaymentsOfLongTermLinesOfCredit
us-gaap:CreditFacility, us-gaap:DebtInstrument
us-gaap:DebtInstrument

us-gaap:RepaymentsOfSeniorDebt
us-gaap:DebtInstrument, us-gaap:LongtermDebtType

us-gaap:RestructuringCharges
us-gaap:ConsolidationItems
us-gaap:RestructuringCostAndReserve

us-gaap:RestructuringReserveTranslationAndOtherAdjustment
us-gaap:RestructuringCostAndReserve

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriod
us-gaap:CounterpartyName, us-gaap:StatementClassOfStock
us-gaap:StockIssuedDuringPeriodSharesNewIssues
us-gaap:StatementClassOfStock
us-gaap:StockRedeemedOrCalledDuringPeriodValue
us-gaap:StatementClassOfStock, us-gaap:StatementEquityComponents

us-gaap:TreasuryStockAcquiredAverageCostPerShare

us-gaap:TreasuryStockSharesAcquired

us-gaap:TreasuryStockValueAcquiredCostMethod
us-gaap:StatementEquityComponents

us-gaap:WriteOffOfDeferredDebtIssuanceCost
us-gaap:StatementClassOfStock
dei:EntityCommonStockSharesOutstanding

expe:AccountsPayableMerchant
us-gaap:DisposalGroupClassification

expe:CommitmentsAndObligations

expe:CommitmentsAndObligationsDueAfterFifthYear

expe:CommitmentsAndObligationsDueinFourthandFifthYear

expe:CommitmentsAndObligationsDueinNextTwelveMonths

expe:CommitmentsAndObligationsDueinSecondandThirdYear
dei:LegalEntity, us-gaap:TitleOfIndividual
expe:CommonStockVotingPowerPercentage
us-gaap:DebtInstrument, us-gaap:LongtermDebtType
expe:DebtInstrumentInterestRateAdditionalInterestIfCertainObligationsAreNotSatisfied

expe:DeferredMerchantBookings

expe:DeferredMerchantBookingsLiabilityCurrent
us-gaap:ContractWithCustomerBasisOfPricing
us-gaap:DisposalGroupClassification

expe:DeferredTaxAssetsLoyaltyProgram

expe:DeferredTaxAssetsNetOperatingLossAndTaxCreditCarryforwards

expe:DeferredTaxAssetsOperatingLeaseLiabilities

expe:DeferredTaxLiabilitiesOperatingLeaseAssets
us-gaap:DisposalGroupClassification
expe:DisposalGroupIncludingDiscontinuedOperationAccountsOperatingLeaseRightOfUseAsset
us-gaap:DisposalGroupClassification, us-gaap:StatementBusinessSegments
expe:DisposalGroupIncludingDiscontinuedOperationConsiderationReceivedPaid
us-gaap:BalanceSheetLocation, us-gaap:DerivativeInstrumentRisk
expe:ForeignCurrencyDerivativeInstrumentsNotDesignatedAsHedgingInstrumentsLiabilityGross
us-gaap:DerivativeInstrumentRisk
expe:ForeignCurrencyDerivativeInstrumentsNotDesignatedasHedgingInstrumentsGrossAssetatFairValue
us-gaap:DerivativeInstrumentRisk
expe:ForeignCurrencyDerivativeInstrumentsNotDesignatedasHedgingInstrumentsGrossLiabilityatFairValue

expe:Guarantees

expe:GuaranteesDueinNextTwelveMonths
us-gaap:Range, us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:MeasurementInputType
expe:IntangibleAssetsIndefiniteLivedExcludingGoodwillMeasurementInput

expe:PrepaidMerchantBookingsAssetCurrent

expe:RestrictedCashandCashEquivalentsLongtermInvestmentsandOtherAssets
us-gaap:DebtInstrument, us-gaap:LongtermDebtType, us-gaap:SubsequentEventType
expe:SeniorNotesIssuedPricePercentage

expe:ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesOutstanding

us-gaap:AccountsPayableOtherCurrent

us-gaap:AllowanceForDoubtfulAccountsReceivableCurrent
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency
us-gaap:AssetsFairValueDisclosure
us-gaap:FairValueByMeasurementFrequency
us-gaap:DisposalGroupClassification
us-gaap:AssetsOfDisposalGroupIncludingDiscontinuedOperation

us-gaap:CapitalizedComputerSoftwareNet
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency, us-gaap:FinancialInstrument
us-gaap:CashAndCashEquivalentsFairValueDisclosure
us-gaap:FairValueByMeasurementFrequency, us-gaap:FinancialInstrument
us-gaap:CreditFacility
us-gaap:ContractualObligation
us-gaap:CreditFacility
us-gaap:ContractualObligationDueAfterFifthYear
us-gaap:CreditFacility
us-gaap:ContractualObligationDueInNextTwelveMonths
us-gaap:CreditFacility
us-gaap:ContractualObligationDueInSecondAndThirdYear
us-gaap:DebtInstrument, us-gaap:LongtermDebtType
us-gaap:DebtInstrumentFaceAmount
us-gaap:DebtInstrument, us-gaap:LongtermDebtType, us-gaap:SubsequentEventType
us-gaap:LongtermDebtType, us-gaap:SubsequentEventType
us-gaap:FairValueByMeasurementBasis, us-gaap:LongtermDebtType
us-gaap:DebtInstrumentFairValue
us-gaap:LongtermDebtType
us-gaap:DebtInstrument, us-gaap:LongtermDebtType
us-gaap:DeferredFinanceCostsNet

us-gaap:DeferredIncomeTaxAssetsNet

us-gaap:DeferredIncomeTaxLiabilities

us-gaap:DeferredTaxAssetsGross
us-gaap:IncomeTaxAuthority
us-gaap:DeferredTaxAssetsOperatingLossCarryforwardsNotSubjectToExpiration
us-gaap:IncomeTaxAuthority
us-gaap:DeferredTaxAssetsOperatingLossCarryforwardsSubjectToExpiration

us-gaap:DeferredTaxAssetsOther

us-gaap:DeferredTaxAssetsPropertyPlantAndEquipment

us-gaap:DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsShareBasedCompensationCost

us-gaap:DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAccruedLiabilities

us-gaap:DeferredTaxLiabilitiesGoodwillAndIntangibleAssetsIntangibleAssets
us-gaap:IncomeTaxAuthority
us-gaap:DeferredTaxLiabilityNotRecognizedAmountOfUnrecognizedDeferredTaxLiabilityUndistributedEarningsOfForeignSubsidiaries
us-gaap:DerivativeInstrumentRisk
us-gaap:DerivativeNotionalAmount
us-gaap:DisposalGroupClassification
us-gaap:DisposalGroupIncludingDiscontinuedOperationAccountsNotesAndLoansReceivableNet
us-gaap:DisposalGroupClassification
us-gaap:DisposalGroupIncludingDiscontinuedOperationAccountsPayable
us-gaap:DisposalGroupClassification
us-gaap:DisposalGroupIncludingDiscontinuedOperationAccountsPayableAndAccruedLiabilities
us-gaap:DisposalGroupClassification
us-gaap:DisposalGroupIncludingDiscontinuedOperationCashAndCashEquivalents
us-gaap:DisposalGroupClassification
us-gaap:DisposalGroupIncludingDiscontinuedOperationGoodwill1
us-gaap:DisposalGroupClassification
us-gaap:DisposalGroupIncludingDiscontinuedOperationPrepaidAndOtherAssetsCurrent
us-gaap:DisposalGroupClassification
us-gaap:DisposalGroupIncludingDiscontinuedOperationPropertyPlantAndEquipment

us-gaap:EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized

us-gaap:EquitySecuritiesWithoutReadilyDeterminableFairValueAmount
us-gaap:FairValueByMeasurementFrequency
us-gaap:FairValueByMeasurementFrequency
us-gaap:EquitySecuritiesWithoutReadilyDeterminableFairValueDownwardPriceAdjustmentCumulativeAmount

us-gaap:FiniteLivedIntangibleAssetsAccumulatedAmortization
us-gaap:FiniteLivedIntangibleAssetsByMajorClass

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseAfterYearFive

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearFive

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearFour

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearThree

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo

us-gaap:FiniteLivedIntangibleAssetsGross
us-gaap:FiniteLivedIntangibleAssetsByMajorClass
us-gaap:DerivativeInstrumentRisk
us-gaap:ForeignCurrencyDerivativeInstrumentsNotDesignatedAsHedgingInstrumentsAssetAtFairValue
us-gaap:DerivativeInstrumentRisk, us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency
us-gaap:DerivativeInstrumentRisk, us-gaap:FairValueByMeasurementFrequency
us-gaap:BalanceSheetLocation, us-gaap:DerivativeInstrumentRisk
us-gaap:ForeignCurrencyDerivativeInstrumentsNotDesignatedAsHedgingInstrumentsLiabilityAtFairValue
us-gaap:DerivativeInstrumentRisk
us-gaap:DerivativeInstrumentRisk, us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency
us-gaap:DerivativeInstrumentRisk, us-gaap:FairValueByMeasurementFrequency

us-gaap:GoodwillImpairedAccumulatedImpairmentLoss
us-gaap:StatementBusinessSegments

us-gaap:IncomeTaxesReceivable
us-gaap:LongtermDebtType
us-gaap:InterestPayableCurrentAndNoncurrent

us-gaap:InvestmentsAndOtherNoncurrentAssets
us-gaap:PropertyPlantAndEquipmentByType
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency, us-gaap:FinancialInstrument
us-gaap:InvestmentsFairValueDisclosure
us-gaap:FairValueByMeasurementFrequency, us-gaap:FinancialInstrument

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths
us-gaap:CreditFacility
us-gaap:LettersOfCreditOutstandingAmount
us-gaap:DisposalGroupClassification
us-gaap:LiabilitiesOfDisposalGroupIncludingDiscontinuedOperation
us-gaap:DebtInstrument
us-gaap:LineOfCredit

us-gaap:LongTermLineOfCredit

us-gaap:LossContingencyAccrualAtCarryingValue
us-gaap:LossContingenciesByNatureOfContingency
us-gaap:Ownership
us-gaap:MinorityInterestOwnershipPercentageByParent

us-gaap:NonredeemableNoncontrollingInterest

us-gaap:OperatingLeaseWeightedAverageDiscountRatePercent
us-gaap:IncomeTaxAuthority
us-gaap:OperatingLossCarryforwards
us-gaap:StatementClassOfStock
us-gaap:PreferredStockRedemptionAmount
us-gaap:StatementClassOfStock
us-gaap:PreferredStockSharesOutstanding
us-gaap:StatementClassOfStock
us-gaap:PreferredStockValue
us-gaap:StatementClassOfStock
us-gaap:PreferredStockValueOutstanding

us-gaap:PurchaseObligation

us-gaap:PurchaseObligationDueInFourthAndFifthYear

us-gaap:PurchaseObligationDueInNextTwelveMonths

us-gaap:PurchaseObligationDueInSecondAndThirdYear

us-gaap:RedeemableNoncontrollingInterestEquityCarryingAmount

us-gaap:RestrictedCashAndCashEquivalents

us-gaap:RestrictedCashAndCashEquivalentsAtCarryingValue

us-gaap:RestructuringAndRelatedCostExpectedCost1
us-gaap:Range

us-gaap:RestructuringReserve
us-gaap:RestructuringCostAndReserve

us-gaap:SeniorLongTermNotes
us-gaap:AwardType
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber
us-gaap:AwardType
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue
us-gaap:PlanName
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardMaximumEmployeeSubscriptionRate

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized
us-gaap:AwardType
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber
us-gaap:AwardType
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice
us-gaap:AwardType
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue
us-gaap:AwardType
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingAggregateIntrinsicValue

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingNumber
us-gaap:AwardType

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingWeightedAverageExercisePrice
us-gaap:AwardType
us-gaap:PlanName
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardPerShareWeightedAveragePriceOfSharesPurchased
us-gaap:AwardType
us-gaap:SharePrice
us-gaap:AwardType
us-gaap:SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1

us-gaap:StockRepurchaseProgramNumberOfSharesAuthorizedToBeRepurchased

us-gaap:StockRepurchaseProgramRemainingNumberOfSharesAuthorizedToBeRepurchased

us-gaap:TreasuryStockShares
us-gaap:StatementClassOfStock

us-gaap:UndistributedEarningsOfForeignSubsidiaries

us-gaap:UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestAccrued

us-gaap:UnrecognizedTaxBenefitsThatWouldImpactEffectiveTaxRate
us-gaap:ValuationAllowancesAndReservesType
us-gaap:ValuationAllowancesAndReservesBalance

Plots across concepts


IncomeStatement
Income Loss From Continuing Operations 
Before Income Taxes Extraordinary Items Noncontrolling Interest
Expenses
Income Tax Expense Benefit
Balance Sheet
Short Term Investments
Assets
Operating Lease Right Of Use Asset
Current Assets
Prepaid Expense And Other Assets Current
NonCurrent Assets
Operating Lease Right Of Use Asset
PropertyPlantAndEquipmentNet
Property Plant And Equipment Net
Liabilities
Operating Lease Liability
Current Liabilities
Operating Lease Liability Current
Noncurrent Liabilities
Deferred Income Tax Liabilities Net
Stockholders Equity
Retained Earnings Accumulated Deficit
Per Share
Earnings Per Share Diluted
CashFlow
Net Cash Provided By Used In Financing Activities
NetCashProvidedByUsedInOperatingActivities
Net Income Loss
NetCashProvidedByUsedInInvestingActivities
Net Cash Provided By Used In Investing Activities
NetCashProvidedByUsedInFinancingActivities
Net Cash Provided By Used In Financing Activities
Shares
Treasury Stock Shares
DividendsAndRepurchase
Dividends Common Stock Cash
OperatingLeaseLiability
Operating Lease Liability Current
NonoperatingIncomeExpense
Nonoperating Income Expense
LesseeOperatingLeaseLiabilityPaymentsDue
Lessee Operating Lease Liability Payments Due Year Four
FiniteLivedIntangibleAssets
Finite Lived Intangible Assets Net
AccountsReceivable
Allowance For Doubtful Accounts Receivable Current

Tables

  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
 us-gaap:CommonStockParOrStatedValuePerShare us-gaap:StatementClassOfStock us-gaap:CommonClassBNANA1e-10NA1e-101e-101e-101e-101e-101e-101e-101e-101e-101e-101e-101e-101e-101e-101e-101e-101e-101e-101e-101e-101e-10NA1e-101e-101e-101e-101e-101e-101e-101e-101e-101e-101e-101e-101e-101e-091e-091e-091e-09NANANA
 us-gaap:SharesOutstanding us-gaap:StatementEquityComponents us-gaap:CommonStockNANANA259.34966259.084932258.769812256.691777256.275999234.102186233.294034231.492986231.03897230.158642229.437027228.467355NANANA224.309769NANANA220.383124NANANA196.802236NANANA192.562367NANANA189.254916NANANA176.377604NANANA174.208088NANANA
 us-gaap:SharesOutstanding us-gaap:StatementEquityComponents us-gaap:TreasuryStockNANANA130.720013130.670373130.592112126.892525123.58561897.38421297.35570897.15858694.61897993.3797991.42800389.528255NANANA87.077319NANANA82.923771NANANA82.535396NANANA75.67623NANANA66.725321NANANA55.596673NANANA50.034725NANANA
 us-gaap:CommonStockSharesIssued us-gaap:StatementClassOfStock us-gaap:CommonClassB12.8NA12.8NA12.812.812.79999912.812.812.812.812.812.812.812.812.812.812.812.812.812.812.812.812.812.8NA12.812.812.812.812.812.812.812.812.812.812.812.812.825.625.625.625.6NANANA
 us-gaap:CommonStockSharesIssued us-gaap:StatementEquityComponents us-gaap:CommonStock269.239NA261.564NA259.085258.77256.691777256.276234.102233.294231.493231.039230.159229.437228.467227.668226.9225.629224.31223.484222.766221.629220.383199.842199.116197.737196.802NANANANANANANANANANANANANANANANANANANA
 us-gaap:PreferredStockSharesIssued us-gaap:StatementClassOfStock us-gaap:SeriesAPreferredStock0.6NA1.2NA1.2NA0.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:CommonStockSharesOutstanding us-gaap:StatementClassOfStock us-gaap:CommonClassB5.523NA5.523NA5.5235.5235.5234525.52312.812.812.812.812.812.812.812.812.812.812.812.812.812.812.812.812.8NA12.812.812.812.812.812.812.812.812.812.812.812.812.825.625.625.625.6NANANA
 us-gaap:CommonStockSharesOutstanding us-gaap:StatementEquityComponents us-gaap:CommonStock█▇▆▆▆▆▆▇▆▆▆▆▆▆▇▇▇▆▆▆▆▆▆▂▁▁▁145.197141.342138.074135.906135.691135.454137.075799139.967136.718135.938134.334136.42136.779138.009138.939139.452138.949138.165137.232137.155136.793136.979137.459117.011116.318114.675114.267NANANANANANANANANANANANANANANANANANANA
us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding █▁149.093145.181NA141.306141.072140.823NA150.635151.561147.882NA153.153152.617151.817NA157.76157.033150.531NA154.236153.532151.052NA133.417132.96131.402NA132.274133.668130.559NA140.451141.112135.641NA141.423138.192139.306NA279.368278.106278.167NA286.284288.975294.502
us-gaap:WeightedAverageNumberOfSharesOutstandingBasic █▁149.093145.181NA141.306141.072140.823NA147.232149.049147.882NA149.482150.076151.817NA152.088151.582150.531NA150.239149.552151.052NA129.989128.887127.563NA127.911129.538130.559NA136.38136.351135.641NA135.968132.556133.202NA272.352273.592273.86NA281.215284.088288.602
us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount 26.0NANA25.026.018.0NA2.05.021.0NA5.013.023.0NA1.04.023.0NA9.012.023.0NA7.07.011.0NA4.07.018.0NA4.04.019.0NANANANANANANANANANANANA
us-gaap:EarningsPerShareBasic ▅▄▄▅▃▁▆█▇▆▆█▆▆▆▇▆▆▆▇▆▆▆▇█▆▆▇▆▆▆▇▆▆▆▇▇▆▆▆▆▆▆▆▆▆-2.02-4.17-2.89-1.56-5.34-9.240.522.771.23-0.690.113.510.01-0.910.362.320.37-0.570.521.860.21-0.81-0.160000000000000142.183.490.350.522.010.69-0.110.721.250.52-0.770.051.260.79-0.020.530.770.510.190.520.630.40.21
us-gaap:EarningsPerShareDiluted ▅▄▅▅▃▁▆█▇▆▆█▆▆▆▇▆▆▆▇▆▆▆▇█▆▆▇▆▆▆▇▆▆▆▇▇▆▆▇▆▆▆▆▆▆-2.02-4.17-2.89-1.56-5.34-9.240.522.711.21-0.690.113.430.01-0.910.352.230.36-0.570.511.810.21-0.81-0.160000000000000142.123.380.340.51000000000000021.940.67-0.110.71.220.51-0.770.051.210.76-0.020.510.750.50.190.50.620.40.2
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
 Operating Margin us-gaap:ConsolidationItems,us-gaap:StatementBusinessSegments us-gaap:OperatingSegments,expe:BusinessToBusiness▄▂▂▂▁▅▇█▇▆305.0184.0186.0203.068.0485.0635.0731.0657.0556.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 Operating Margin us-gaap:ConsolidationItems,us-gaap:StatementBusinessSegments us-gaap:OperatingSegments,expe:Trivago▃▂▁▂▁▄▄▇▆▆▅▇▇█▅██▇▅▇▄▃▂▃▃▂▂▃▂▂115.046.038.070.018.0154.0171.0279.0251.0237.0190.0295.0280.0319.0214.0338.0328.0285.551182.834276.473134.837112.06266.737104.16290.07572.0559.7289.82171.93959.075NANANANANANANANANANANANANANANANA
 Operating Margin us-gaap:ConsolidationItems,us-gaap:StatementBusinessSegments us-gaap:OperatingSegments,us-gaap:RetailNANANA1246.0463.01582.0NA2613.02333.01901.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
 us-gaap:AllocatedShareBasedCompensationExpense us-gaap:IncomeStatementLocation expe:TechnologyAndContentExpense█▆▂▂▃▄▃▃▃▃▂▂▂▂▁▁▂▁32.027.016.015.018.020.018.018.019.019.015.015.016.015.013.41913.94415.013.0NA11.556NANANANANANANANA4.965.558NANA4.6925.395NANANANANANANANANANANANA
 us-gaap:AllocatedShareBasedCompensationExpense us-gaap:IncomeStatementLocation us-gaap:CostOfSales█▆▃▃▃▃▃▃▃▃▃▃▃▁▁▂▃▃6.05.03.03.03.03.03.03.03.03.03.03.03.02.02.1452.2893.03.0NA3.476NANANANANANANANA0.9431.202NANA0.7641.061NANANANANANANANANANANANA
 us-gaap:AllocatedShareBasedCompensationExpense us-gaap:IncomeStatementLocation us-gaap:GeneralAndAdministrativeExpense█▆▅▅▅▅▆▆▅▅▅▅▅▅▅▁▅▅50.034.019.017.020.020.034.028.025.023.021.025.019.022.020.481-19.49722.020.0NA27.308NANANANANANANANA10.29112.726NANA6.9817.714NANANANANANANANANANANANA
 us-gaap:AllocatedShareBasedCompensationExpense us-gaap:IncomeStatementLocation us-gaap:SellingAndMarketingExpense█▃▂▂▂▂▂▂▂▂▁▂▂▂▁▁▁▂32.017.011.012.013.012.011.011.012.011.010.011.012.011.09.3639.54310.011.0NA4.876NANANANANANANANA4.825.335NANA3.6494.265NANANANANANANANANANANANA
us-gaap:ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest ▇▆▇▇▇▁▇▆▇▆▇▇▅▇▇▇█▇▆▇▅▇▆▆▆▄▆▅▆▇▇▆▆▇▇▇▇▇▇▇▇▇1.0-19.06.06.02.0-102.012.0-18.010.0-5.03.03.0-31.0-1.04.2759.89923.3537.277-11.3832.026-29.3769.658-20.188-6.972-15.25-44.252-8.97-27.754-5.9649.7860.825-3.715-6.9652.631.135-0.548-0.0180.990.8662.9535.0220.775NANANANA
us-gaap:ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest ▆▄▅▆▄▁▇▇▇▆▆█▆▆▆█▇▆▇▇▆▆▆▇█▆▆▇▆▆▇▇▆▆▆▇▆▆▆▇▇▆-158.0-618.0-316.0-152.0-706.0-1487.0129.0349.0194.0-105.02.0517.0-96.0-111.034.474426.504143.115-49.85988.741273.811-9.926-114.676-33.373248.689417.182-100.815-50.74172.46580.9225.577104.55192.94766.703-125.6620.475185.10681.4712.05167.663176.06152.38577.255NANANANA
us-gaap:CostOfGoodsAndServiceExcludingDepreciationDepletionAndAmortization ▃▁▁▃▃█▆▆▅▅374.0311.0287.0375.0389.0629.0539.0548.0500.0490.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:GainLossOnInvestments ▆▇█▆▆▁▇▆▆▇▆▅▄▇▆▆▆▆-4.08.060.0-7.0-7.0-188.021.0-25.0-10.022.0-11.0-39.0-98.037.00.0-8.0-5.0-1.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:GainLossOnInvestments us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName expe:Despegar.comCorp.▅▆█▅▆▂▆▄▅▆▃▄▁▇-4.08.062.0-8.015.0-75.020.0-24.0-10.024.0-43.0-40.0-98.036.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:GainsLossesOnExtinguishmentOfDebt █▁0.0-280.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:GeneralAndAdministrativeExpense ▆▅▄▅▅▇███▇▇▇▇▇▇▅▆▅▆▆▇▅▇▄▅▄▄▃▃▃▃▃▃▃▃▃▃▃▁▃▃▃▃▂▃▂184.0156.0124.0134.0152.0187.0225.0217.0214.0191.0211.0202.0196.0199.0197.558141.298178.952158.153173.897165.829192.555147.809185.954130.168141.394116.397118.789104.999102.5499.045100.4692.35191.89192.37698.41885.1483.21878.57838.425103.74584.83782.70188.36575.58179.10571.058
us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest ▅▃▄▅▃▁▆█▇▅▆█▆▅▆▇▆▆▆▇▆▅▆▇█▆▆▇▆▆-224.0-750.0-495.0-224.0-953.0-1479.0120.0561.0235.0-141.056.0612.0-14.0-169.075.906415.43156.682-131.255115.126339.555-12.195-170.943-5.933342.187558.05731.65187.996289.525106.605-19.485NANANANANANANANA60.465171.8488.1335.90363.585136.6778.33126.911
us-gaap:IncomeTaxExpenseBenefit ▄▂▃▅▁▃▆█▆▄▆▇▅▅▆▆▅▄▆▆▅▄▅▆█▅▆▆▅▅▆▆▆▅▅▆▆▅▄▆▆▅▆▆▆▆-47.0-169.0-104.0-24.0-213.0-82.042.0154.048.0-41.031.081.0-5.0-20.023.03166.0783.012-46.71630.24460.627-18.202-49.1396.95365.95131.221-0.9131.71738.90420.7510.31926.47445.35624.408-11.903-23.06736.1528.7555.24-62.47460.77955.4521.97642.72360.58460.16631.535
us-gaap:IncomeTaxesPaidNet ▂▃▂▄▂▅▇▅▅█▇▅▆▆▄▄▇▃▃▃▅▄▃▂▃▆▄▂▂▄▃▃▄▂▃▂▃▁▂▃▃▃▄▇▄▂5.011.05.040.07.056.088.059.052.0105.094.052.069.067.039.227.582.35225.12820.3913.92950.7739.2029.1268.03611.21168.46127.9115.7986.94829.68220.88910.75339.2452.55210.2163.01313.634-17.2316.09820.85313.32313.49833.06284.20841.0955.04
us-gaap:InterestExpense ▆▇▇█▇▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▃▃▃▃▃▃▃▃▃▃▃▃▃▃▃▃▁▃▃▃▃▃▂▂83.098.0102.0113.095.050.053.040.039.041.041.047.051.051.052.07344.00142.66142.97742.87543.37442.93943.9636.42733.25928.51527.99428.40625.55822.32121.80422.01521.96621.62921.74822.30622.10121.98921.392-3.81432.04931.21831.26532.88626.99320.20921.203
us-gaap:InterestPaidNet ▄█▆▆▃▆▁▅▂▅▁▆▂▆▁63.0129.096.099.031.087.01.069.016.071.00.090.020.086.01.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:NetIncomeLoss ▅▄▅▅▃▁▆█▇▆▆█▆▅▆▇▆▆▆▇▆▆▆▇█▆▆▇▆▆▆▇▆▆▆▇▆▆▆▇▇▆▆▇▆▆-172.0-578.0-383.0-192.0-736.0-1301.076.0409.0183.0-103.017.0525.01.0-137.055.159352.23856.689-86.12279.457279.33131.649-121.861-12.538283.216449.64444.14365.969257.05989.373-14.30494.717170.85971.5-104.2266.734171.477105.241-3.28170.328209.534140.39352.03971.293176.55114.26259.395
us-gaap:NetIncomeLossAttributableToNoncontrollingInterest ▇▇▇▇▇▁█▇████▇▇▇▇▇██▇▆▇▇▇▆▇▇▇▇▇▇▇▇▇▇▇████▇▇▇███-5.0-3.0-8.0-8.0-4.0-96.02.0-2.04.03.08.06.0-10.0-12.0-2.284-2.885-3.0191.5835.425-0.403-25.6420.057-0.348-6.979-22.808-11.582-9.69-6.438-3.519-5.5-0.73-4.135-8.485-3.1420.168-1.7460.8680.9790.770.8720.4970.170.2911.4741.0911.204
us-gaap:NetIncomeLossAvailableToCommonStockholdersBasic ▅▄▅▅▃▁▇█▇▆-301.0-606.0-412.0-221.0-753.0-1301.076.0409.0183.0-103.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:NonoperatingIncomeExpense ▃▁▄▃▃▃▄▄▄▄▄▄▃▄▄▄▄▄▄▄▄▄▄▄█▅▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄-92.0-381.0-32.0-111.0-104.0-185.0-40.0-48.0-30.0-10.0-40.0-60.0-125.0-4.0-37.569-66.297-46.086-58.422-32.06-46.597-37.857-68.588-35.41-2.811467.96582.652-6.71-7.311-22.615-16.487-18.25-26.611-6.863-13.643-17.482-22.752-19.577-21.8565.316-18.168-30.629-34.056-34.94-38.196-18.171-20.04
us-gaap:OperatingIncomeLoss ▅▄▄▅▃▁▆█▇▅▆█▆▅▆▇▆▅▆▇▆▅▆▇▆▅▆▇▆▆▆▆▆▅▆▆▆▆▆▇▆▆▆▇▆▆-132.0-369.0-463.0-113.0-849.0-1294.0160.0609.0265.0-131.096.0672.0111.0-165.0113.475481.728102.768-72.833147.186386.15225.662-102.35529.477344.99890.092-51.00194.706296.836129.22-2.998138.711238.69194.286-105.6281.51227.09154.44148.68391.645289.353226.969108.241112.935276.804193.69112.174
 us-gaap:OperatingIncomeLoss us-gaap:ConsolidationItems expe:CorporateAndEliminations▇██▇▇▁▇▇▇▇▆▇▆▇▇▇▇▇▇▇▆▇▇█-268.0-244.0-236.0-312.0-293.0-1184.0-389.0-364.0-357.0-354.0-443.0-281.0-423.0-358.0-350.946-299.54-347.916-339.744-368.582-344.035-406.828-350.842-336.383-180.205NANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:OperatingIncomeLoss us-gaap:ConsolidationItems,us-gaap:StatementBusinessSegments us-gaap:OperatingSegments,expe:BusinessToBusiness▄▃▃▃▁▅▇██▆-34.0-88.0-86.0-82.0-162.0-9.064.0116.099.044.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:OperatingIncomeLoss us-gaap:ConsolidationItems,us-gaap:StatementBusinessSegments us-gaap:OperatingSegments,expe:RetailSegment█▁167.0-30.0NANA-375.0-97.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:OperatingIncomeLoss us-gaap:ConsolidationItems,us-gaap:StatementBusinessSegments us-gaap:OperatingSegments,expe:Trivago▅▄▄▅▂▄█▆▇▇██▂▁▃▃▅▇▆▅▅▅▆▃▄▅▆▅▃▅3.0-7.0-6.03.0-19.0-4.027.09.017.021.029.027.0-24.0-31.0-11.628-10.603-0.28918.77712.8083.1034.8496.92115.625-10.07-9.4564.64413.851-0.264-10.104-0.926NANANANANANANANANANANANANANANANA
 us-gaap:OperatingIncomeLoss us-gaap:ConsolidationItems,us-gaap:StatementBusinessSegments us-gaap:OperatingSegments,us-gaap:RetailNANANA278.0-375.0-97.0NA752.0417.065.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:OtherComprehensiveIncomeLossNetOfTax ▆▄█▇▆▂▇▃▅▅▄▅▂▆▅██▆▅▅▅▅▅▄▅▁▂▃▅▆▆▆▅▅▆▆▄▆▅▄▆19.0-37.075.048.034.0-90.051.0-58.07.0-5.0-23.0-14.0-87.038.0-18.40177.15189.44534.683.859-5.117-15.9337.128-20.487-27.548-9.654-133.376-107.019-78.156-4.93225.38110.56326.2233.688-18.29213.57315.375-24.63914.353-3.435-34.34611.495NANANANANA
us-gaap:OtherNonoperatingIncomeExpense ▅▅▇▅▅▁▅▄▅▆▅▄▃▆▅▄▅▄▅▅▅▄▅▆▅█▅▅▅▅▅▅▅▅▅▅▅▅▅▅▅▅▅▅▅▅-10.0-5.068.0-1.0-12.0-145.0-1.0-25.0-8.020.0-9.0-47.0-90.036.05.217-31.625-12.687-21.7045.438-9.050.127-28.195-1.27526.283-17.023105.10115.16410.172-7.177-0.481-1.177-11.2877.4882.188-0.998-8.41-4.66-6.207-3.8617.988-4.947-6.217-4.944-13.6570.8170.568
us-gaap:PreferredStockDividendsIncomeStatementImpact ▄▇██▁22.028.029.029.017.0NANANA0.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:ProfitLoss ▅▄▅▅▃▁▆█▇▆▆█▆▆▆▇▆▆▆▇▆▆▆▇█▆▆▇▆▆▆▇▆▆▆▇▆▆▆▇▇▆▆▇▆▆-177.0-581.0-391.0-200.0-740.0-1397.078.0407.0187.0-100.025.0531.0-9.0-149.052.875349.35353.67-84.53984.882278.9286.007-121.804-12.886276.237426.83632.56156.279250.62185.854-19.80493.987166.72463.015-107.3686.902169.731106.109-2.30271.098210.406140.8952.20971.584178.024115.35360.599
us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax ▅▃▂▃▁▅▆█▇▆▆▇▆▆▅▇▆▅▅▆▅▄▄▄▄▃▃▄▃▂▂▃▂▂▂▂▂▂▂▂▂▂▁▂▂▁2111.01246.0920.01504.0566.02209.02747.03558.03153.02609.02559.03276.02880.02508.02319.02966.02586.02189.02092.8292580.9052195.8691903.9611698.5671937.7531662.61373.3971355.9781712.5041494.6321200.3711152.0151401.861205.0171012.367974.8591199.021039.98816.488787.1331140.8351023.634822.177737.591987.86833.96717.919
us-gaap:SellingAndMarketingExpense ▆▃▂▂▁▆▆██▇▆▇▇▇▅▇▇▆▄▆▅▅▄▄▄▃▃▄▃▃▂▃▃▂▂▂▂▁▁▂▂▁▁▁▁▁1199.0664.0511.0529.0296.01210.01283.01660.01657.01535.01209.01501.01541.01516.01123.6581460.7071443.4071270.06968.5551204.5211154.9931040.607788.936943.289885.48763.381624.214815.8743.616624.699484.226625.296590.468496.155393.636505.756444.573377.072331.412408.102393.969341.158282.454344.019296.83280.838
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
us-gaap:Assets █▇▆▆▇▇▇▇▇▇▆▆▇▇▆▆▆▅▅▅▅▅▅▃▃▂▂▂▂▂▁▂▂▂▁▁▁▁▁▁▂▁▁24181.021866.018690.019679.021905.020417.021416.021381.022201.020963.018033.019141.020554.020429.018515.62819035.23218623.24817668.90615777.54616131.76616728.54216390.04415503.81212403.27311831.92610135.0889020.5389424.9889234.8298888.3777739.4818201.618744.0968432.427085.1957507.5657505.0966818.1836505.2587676.6838045.2777457.5886650.994NANANA
us-gaap:LiabilitiesAndStockholdersEquity █▇▆▆▇▇▇▇▇▇▆▆▇▇▆▆▆▅▅▅▅▅▅▃▃▂▂▂▂▂▁▂▂▂▁▁▁▁▁▁▂▁▁24181.021866.018690.019679.021905.020417.021416.021381.022201.020963.018033.019141.020554.020429.018515.62819035.23218623.24817668.90615777.54616131.76616728.54216390.04415503.81212403.27311831.92610135.0889020.5389424.9889234.8298888.3777739.4818201.618744.0968432.427085.1957507.5657505.0966818.1836505.2587676.6838045.2777457.5886650.994NANANA
us-gaap:StockholdersEquity ▁▁▂▂▂▃▆▇▇▇▇▇▆▇▇█▇▇▇▆▇██▃▃▂▂▂▂▃▃▃▃▃▃▃▃▃▃▄▄▄▄1096.01209.01510.01632.01734.02270.03967.04184.04342.04083.04104.04386.03967.04195.04522.3354603.424226.0774089.2724132.3013885.7564202.3044631.74864.3942441.0482111.1061663.5411784.2671884.7881875.6661995.1612145.4642195.5962227.8042159.0942280.2592365.1072234.5692048.842199.8642897.7952880.0752703.0872672.544NANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
us-gaap:AssetsCurrent █▆▄▅▆▅▅▆▆▅▄▄▆▅▄▄▄▄▂▂▃▃▂▂▃▂▂▃▂▂▁▂▂▂▂▂▂▂▁▂▂▂▁11113.08836.05634.06735.08944.07652.07735.07969.08824.07702.05197.06172.07794.07431.05539.5895983.8026026.5615328.4133450.2513620.2944163.9773796.1322978.7613173.4724990.3923485.9282924.4893836.8183640.9653314.9542219.2872705.8063263.712980.8712614.5023091.413086.5112584.6422274.4292598.1732954.02427.451701.627NANANA
us-gaap:CashAndCashEquivalentsAtCarryingValue █▆▅▆▇▆▅▆▆▅▄▄▄▅▄▅▄▄▃▃▃▃▂▂▅▃▂▃▂▂▁▂▂▂▂▂▂▂▁▂▂▁▁▁▁▁5464.04291.03363.04353.05053.03905.03315.03797.04258.03708.02443.02920.03072.03423.02846.7293239.8862874.8232503.231796.8111844.4752296.5242063.3291676.2991455.3393187.1291735.2831402.72252.7481433.821484.0661021.0331394.4981311.8171082.7981293.1611314.7281343.3461272.508689.1341453.5081409.008953.169714.332950.871795.854997.461
us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents █▆▄▅▆▄▄▄▄▄▂▂▃▃▂▃▂▂▁8005.06265.04138.05081.06366.04721.04097.04247.04880.04158.02705.03109.03412.03646.02917.03288.02923.02539.01818.0NANANA1713.0NANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:ShortTermInvestments ▁▁▁▁▃▂▃▄▄▃▁▃█▆▃▄▅▅▁▁▁▁▁▁▂▂▃▃▅▄▂▃▅▆▄▆▆▄▄▄▅▅▃11.023.024.023.0422.0194.0526.0658.0631.0466.028.0458.01491.01031.0468.508540.581906.339851.41572.31345.68138.528.58733.73935.478195.984294.942355.78396.041937.981687.399325.51417.921958.4171006.338644.9821042.3241050.107725.179648.819552.411881.602868.663515.627NANANA
us-gaap:AccountsReceivableNetCurrent ▄▃▂▂▃▄▇▇█▇▆▆▇▆▅▅▅▄▄▄▄▄▃▃▃▃▂▃▃▂▂▂▂▂▁▂▂▁▁▁▁▁▁1440.01007.0701.0839.01002.01423.02524.02684.02893.02617.02151.02294.02359.02253.01865.9951835.2861809.6181579.6571343.2471383.7741454.5181363.3211082.4061242.3031123.555985.024778.334887.436927.909818.818614.735695.137684.875627.792461.531566.339512.856414.555339.427431.064469.488434.045328.468NANANA
us-gaap:PrepaidExpenseAndOtherAssetsCurrent █▇▄▅▇█▄▂▂▂▂▂▃▂▂▂▂▂▂▂▂▁▁▂▂▂▁▁▁▁▁▁▂▂▁▁▁1258.01151.0654.0685.01049.01243.0521.0321.0295.0318.0292.0278.0361.0329.0268.669285.848243.702231.955199.745285.899196.753180.135161.188216.422213.207192.299166.357151.713139.326121.504101.541179.367278.365234.678179.729130.296141.383NA121.541NANANANANANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
us-gaap:PropertyPlantAndEquipmentGross NANA5495.0NANANA4521.0NANANA3898.0NANANA3265.716NANANA2717.948NANANA2102.164NANANA1533.404NANANA1216.785NANANA1022.201NANANA815.501NANANA651.983NANANA
 us-gaap:PropertyPlantAndEquipmentGross us-gaap:PropertyPlantAndEquipmentByType expe:BuildingsAndLeaseholdImprovementsNANA1230.0NANANA688.0NANANA435.0NANANA282.865NANANA241.713NANANA199.604NANANA135.372NANANANANANANANANANANANANANANANANANANA
 us-gaap:PropertyPlantAndEquipmentGross us-gaap:PropertyPlantAndEquipmentByType expe:FurnitureAndOtherEquipmentNANA128.0NANANA114.0NANANA94.0NANANA84.509NANANA72.811NANANA65.939NANANA42.11NANANANANANANANANANANANANANANANANANANA
 us-gaap:PropertyPlantAndEquipmentGross us-gaap:PropertyPlantAndEquipmentByType us-gaap:ComputerEquipmentNANA617.0NANANA643.0NANANA597.0NANANA658.031NANANA665.652NANANA485.074NANANA313.738NANANANANANANANANANANANANANANANANANANA
 us-gaap:PropertyPlantAndEquipmentGross us-gaap:PropertyPlantAndEquipmentByType us-gaap:LandNANA146.0NANANA129.0NANANA129.0NANANA129.049NANANA130.812NANANA130.725NANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:PropertyPlantAndEquipmentGross us-gaap:PropertyPlantAndEquipmentByType us-gaap:SoftwareDevelopmentNANA3374.0NANANA2947.0NANANA2643.0NANANA2111.262NANANA1606.96NANANA1220.822NANANA1041.924NANANANANANANANANANANANANANANANANANANA
us-gaap:ConstructionInProgressGross NANA51.0NANANA510.0NANANA531.0NANANA365.262NANANA252.835NANANA163.839NANANA30.807NANANA45.394NANANA42.473NANANA57.022NANANA28.63NANANA
us-gaap:AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment NANA3289.0NANANA2833.0NANANA2552.0NANANA2055.72NANANA1575.879NANANA1201.744NANANA1011.085NANANA781.477NANANA655.301NANANA552.241NANANA434.296NANANA
us-gaap:AmortizationOfIntangibleAssets ▃▃▄▄▄▄▄▅▅▅▆▇▇▇▇▇▆▆▆▇██▇▃▃▃▃▃▂▃▃▃▃▂▂▂▂▁▁▂▂▂▂▂▂▂26.027.032.037.041.044.044.050.052.052.068.071.072.072.071.47971.01166.27966.67665.88177.0884.18189.99980.34331.426.8825.04224.3418.51918.26418.49221.8118.51418.83712.5710.1789.4748.6313.422-1.0317.9597.0467.95111.6258.1268.3449.028
us-gaap:PropertyPlantAndEquipmentNet ███████▇▇▆▇▆▆▆▅▅▅▅▅▅▄▄▄▃▃▂▂▂▂▂▂▂▂▁▁▁▁▁▁▁▁▁▁2261.02241.02257.02303.02305.02297.02198.02090.01953.01828.01877.01769.01689.01627.01575.2581521.6091479.0591421.9621394.9041339.6211235.2821174.3241064.259966.56867.137580.956553.126525.053509.786490.58480.702464.773440.727419.241409.373393.454376.528343.54320.282340.972317.987301.201277.061NANANA
us-gaap:Goodwill ▇▇▇▇▇▇█████████████████▄▂▂▂▂▂▂▂▂▂▂▁▁▁▁▁▂▂▂▂7370.07363.07380.07343.07330.07330.08127.08104.08118.08109.08120.08157.08139.08251.08228.8658226.1738156.7167979.8827942.0238027.1798019.7758026.3527992.9415400.9683976.6174016.1883955.9013669.7453696.8613704.4563663.6743657.9943643.1963642.0983015.673006.9623000.7542888.932877.3013653.1613678.5383665.0013642.36NANANA
us-gaap:IndefiniteLivedIntangibleAssetsExcludingGoodwill NANA1183.0NANANA1284.0NANANA1400.0NANANA1478.729NANANA1457.072NANANA1459.854NANANA976.638NANANA875.688NANANA657.865NANANA657.776NANANANANANANA
us-gaap:IntangibleAssetsNetExcludingGoodwill ▃▄▄▄▄▄▅▅▅▅▅▆▆▆▆▇▇▇▇▇▇██▆▄▄▃▂▂▂▂▂▂▂▁▁▁▁▁▁▁▁▁1457.01479.01515.01537.01600.01642.01804.01843.01887.01936.01992.02101.02157.02243.02308.5362377.5972390.4652386.5042446.6522573.642646.0392738.9612793.9542122.771476.0391511.5431290.0871076.781087.0481109.2641111.0411129.5311145.41163.828821.419828.318836.365738.858743.898779.248793.482795.882797.707NANANA
us-gaap:FiniteLivedIntangibleAssetsNet NANA332.0NANANA520.0NANANA592.0NANANA829.807NANANA989.58NANANA1334.1NANANA313.449NANANA235.353NANANA163.554NANANA86.122NANANA89.077NANANA
 us-gaap:FiniteLivedIntangibleAssetsNet us-gaap:FiniteLivedIntangibleAssetsByMajorClass expe:DomainNamesNANA40.0NANANA74.0NANANA76.0NANANA61.741NANANA63.502NANANA80.344NANANA22.962NANANANANANANANANANANANANANANANANANANA
 us-gaap:FiniteLivedIntangibleAssetsNet us-gaap:FiniteLivedIntangibleAssetsByMajorClass expe:SupplierRelationshipsNANA105.0NANANA168.0NANANA224.0NANANA287.858NANANA328.709NANANA431.748NANANA156.765NANANA72.348NANANANANANANANANANANANANANANA
 us-gaap:FiniteLivedIntangibleAssetsNet us-gaap:FiniteLivedIntangibleAssetsByMajorClass us-gaap:CustomerRelationshipsNANA98.0NANANA159.0NANANA240.0NANANA360.897NANANA436.649NANANA540.029NANANA81.077NANANANANANANANANANANANANANANANANANANA
 us-gaap:FiniteLivedIntangibleAssetsNet us-gaap:FiniteLivedIntangibleAssetsByMajorClass us-gaap:OtherIntangibleAssetsNANA89.0NANANA111.0NANANA18.0NANANA28.428NANANA35.368NANANA49.656NANANA32.688NANANA21.355NANANA12.149NANANA10.763NANANA12.891NANANA
us-gaap:IntangibleAssetsNetIncludingGoodwill NANA8895.0NANANA9931.0NANANA10112.0NANANA10537.401NANANA10388.675NANANA10786.895NANANA5245.988NANANA4774.715NANANANANANANANANANANANANANANA
us-gaap:DeferredTaxAssetsLiabilitiesNet NANA592.0NANANA89.0NANANA0.0NANANANANANANANANANANANANANANA-273.636NANANA-353.251NANANA-240.732NANANA-264.479NANANA-241.502NANANA
us-gaap:OperatingLeaseRightOfUseAsset ▁▂▆▇██▇▂▃467.0498.0574.0598.0626.0628.0611.0495.0524.0NA0.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
us-gaap:AccruedIncomeTaxesCurrent ██▂▂▃▂▃▃▁▁▂▅▁▁▂▁▁▃▂▂▂▂▂▄▃▁▂▂▁▂▂328.0315.050.034.078.059.088.0100.028.025.074.0175.019.08.033.37427.25218.14478.9349.73961.22434.16353.02368.019131.41189.49218.27859.66131.03721.02345.57161.874NANANA62.025NANANANANANANANANANANA
us-gaap:AccruedLiabilitiesCurrent ▅▅▅▆▆▅▆▅▅▄▄▃▃▃▇▆▆▅▆▅▆▅█▅▄▃▄▃▃▂▃▂▂▃▃▂▁▁▁▂▁▁▁1038.0946.0979.01076.01166.0978.01050.0932.0950.0787.0808.0695.0692.0597.01264.8191181.2651161.2331035.2711090.8261037.0551065.251989.6141469.725940.198740.65674.691753.625669.531597.668510.243536.895482.014450.715573.063590.505398.194360.51304.952333.237421.697356.852279.168322.827NANANA
us-gaap:ContractWithCustomerLiabilityCurrent ▁▁▁▁▁▂▄▅██▅▄172.0174.0172.0177.0197.0221.0321.0381.0522.0533.0364.0346.0NANA326.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:LiabilitiesCurrent █▆▄▄▅▇▇▇█▇▅▆▇▇▅▆▆▅▄▄▅▅▄▄▄▃▃▃▃▃▂▂▃▂▂▂▂▂▁▂▂▂▁11713.08774.05406.05636.07872.09608.010714.010582.011676.010726.08060.08763.010497.09991.07878.698272.5568744.5028019.5716127.1986619.4387446.7556957.965926.0175941.2465968.2285382.6494186.6154541.7074857.8774449.2553294.3813721.4194210.9123984.3072982.3113298.5793450.1853002.1892553.3572616.2692998.1192652.881889.42NANANA
us-gaap:OperatingLeaseLiabilityCurrent NANA126.0NANANA119.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
us-gaap:LongTermDebt ████▇▃▃▃▁▁▁▁▂▂▂▂8480.08464.08216.08176.07653.04930.04938.04919.03715.03704.03717.03727.04231.04271.04249.0544235.736NANA3159.336NANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:LongTermDebtNoncurrent NANA8216.08176.06903.04180.04189.04170.03715.03704.03717.03727.03731.03771.03749.0543735.7363220.9463170.9333159.3363204.213196.8473209.4913201.2772475.4252472.5361746.8621746.7871746.7121249.4481249.431249.4121249.3951249.3781249.3611249.3451249.3281249.3121249.2961249.2811645.4141645.2371645.0641644.894NANANA
us-gaap:DeferredIncomeTaxLiabilitiesNet ▁▁▂▂▂▂▂▂▂▂▂▅▆▇▆▇█22.023.067.0105.074.058.056.060.065.066.069.0250.0314.0405.0328.602393.353466.237NA484.97NANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:OtherLiabilitiesNoncurrent ▇▇▇▇▆▆▆▅▅▅█▇▇▇▆▆▆▅▅▅▅▅▅▄▃▃▂▂▂▂▁▁▁▁▁▁▁▁▁▁▁▁▁465.0456.0462.0456.0388.0383.0374.0354.0343.0332.0506.0455.0440.0432.0408.38395.808369.447323.142312.939358.64322.098328.994314.432284.905220.545203.28180.376167.325182.677152.389138.3132.109127.025133.742140.385134.116126.171123.274117.491118.654122.356132.085131.516NANANA
us-gaap:OperatingLeaseLiabilityNoncurrent ▁▃▆▇██▇▃408.0439.0513.0522.0543.0547.0532.0443.0NANA0.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearTwo NANA109.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearThree NANA82.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFour NANA66.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFive NANA57.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive NANA289.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
us-gaap:StockholdersEquity ▁▁▂▂▂▃▆▇▇▇▇▇▆▇▇█▇▇▇▆▇██▃▃▂▂▂▂▃▃▃▃▃▃▃▃▃▃▄▄▄▄1096.01209.01510.01632.01734.02270.03967.04184.04342.04083.04104.04386.03967.04195.04522.3354603.424226.0774089.2724132.3013885.7564202.3044631.74864.3942441.0482111.1061663.5411784.2671884.7881875.6661995.1612145.4642195.5962227.8042159.0942280.2592365.1072234.5692048.842199.8642897.7952880.0752703.0872672.544NANANA
us-gaap:StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest ▂▂▃▃▃▄▇▇█▇▇█▇▇██▇▇▇▄▅▆▆▂▂▁▁▁▁▁▂▂▂▂▂▂▂▂▂▃▃▃▂2582.02688.03004.03112.03203.03741.05536.05739.05907.05634.05651.05927.05552.05808.06128.5686215.315822.1165659.0585693.1033952.6284266.9224697.2094929.7672506.1982174.9091828.9961893.7292001.8791990.8752105.9342258.9852305.3062338.2132270.2312389.3882472.3092341.9782155.4992305.1673038.023013.8482769.0992736.703NANANA
us-gaap:AdditionalPaidInCapitalCommonStock ██▇▇▇▇▇▇▃▂▂▂▂▂▂▂▂▁▁▁▁▁▁13995.013919.013566.013361.013300.013124.012978.012882.09821.09694.09549.09476.09331.09228.09162.9099070.4989024.4598895.8258794.2988614.4788877.6998787.6768696.508NANANA5921.14NANANANANANANANANANANANANANANANANANANA
us-gaap:RetainedEarningsAccumulatedDeficit ▁▁▃▃▄▅██▇▇▇▇▆▆▇▇▆▆▆▆▆▇▇-2531.0-2359.0-1781.0-1398.0-1206.0-470.0879.0850.0508.0373.0517.0551.074.0117.0331.078321.57614.9160.666129.0340.07.369373.3507.666NANA0.028.27831.802-134.149-223.522-209.218-303.935-474.794-546.294-442.068-448.802-620.279-725.52-722.239-792.567-1002.101-1142.494-1194.533NANANA
us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax ▄▃▄▂▂▁▃▂▃▃▃▃▃▅▄▅▃▂▂▁▁▁▁▁▂▂▅▇████▇▇▇▇▇▇▇▇██▇-186.0-199.0-178.0-239.0-273.0-301.0-217.0-258.0-216.0-217.0-220.0-202.0-190.0-125.0-148.933-123.973-188.34-251.413-280.399-307.112-299.566-287.368-284.894-284.246-256.692-239.48-138.774-31.03525.80528.29218.1979.189-16.614-18.7820.022-12.584-26.761-3.008-17.35-13.81922.60815.638-8.803NANANA
us-gaap:TreasuryStockValue ███████▇▄▄▄▄▄▃▃▃▃▃▃▃▃▃▃▃▃▃▃▂▂▂▂▂▂▂▂▂▂▁▁▁▁▁▁10182.010152.010097.010092.010087.010083.09673.09290.05771.05767.05742.05439.05248.05025.04822.7434664.7054624.9824555.834510.6554421.6334383.2214241.9314054.9094043.0564039.3764043.0433998.123934.9423804.6953587.543465.6753298.4643077.0133060.4472952.792901.2552832.9232733.3832535.2192449.8842290.4182289.122241.191NANANA
 us-gaap:StockIssuedDuringPeriodValueNewIssues us-gaap:StatementEquityComponents us-gaap:AdditionalPaidInCapitalNANANA110.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue █▄▁▁▂▂▃▂▂▂▁▁▁▁134.091.052.055.059.059.069.058.063.056.051.054.054.049.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
us-gaap:NetCashProvidedByUsedInOperatingActivities █▇▃▃▁▃▅▃▆▇▄▃▅▇▄2514.02170.0-385.0-819.0-1846.0-784.0341.0-861.01138.02149.0-145.0-371.0815.01676.0-146.846NANANANANANANANANANANANANANANANANANANANANANANANA5.699490.701729.09-160.2344.384313.806619.527
us-gaap:NetCashProvidedByUsedInInvestingActivities ▃▄▄▅▃▅▄▃▂▁▅█▁▁▄-233.0-180.0-156.0234.0-373.032.0-124.0-263.0-460.0-706.096.0779.0-706.0-728.0-103.39NANANANANANANANANANANANANANANANANANANANANANANANA235.305-111.08-433.97231.516-357.874-442.51-48.828
us-gaap:NetCashProvidedByUsedInFinancingActivities ▁▂▁▁█▄▂▃▂▂▂▁▂▂▂-588.0210.0-494.0-762.03816.01517.0-432.0573.013.021.0-335.0-698.0-220.0-236.0-173.486NANANANANANANANANANANANANANANANANANANANANANANANA-162.62564.387-65.05-109.111481.772-40.272-200.508
us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect ▇█▂▁▇▅▃▂▅▇▃▃▃▅▃▄▄▅1740.02127.0-943.0-1285.01645.0624.0-150.0-633.0722.01453.0-404.0-303.0-234.0729.0-371.0365.0384.0721.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
 us-gaap:AmortizationOfFinancingCosts us-gaap:DebtInstrument,us-gaap:LongtermDebtType expe:ConvertibleSeniorNotesDue2026,us-gaap:ConvertibleDebt█▁0.60.4NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:DeferredIncomeTaxExpenseBenefit ▅▃▄▅▃▄▆▅▆▇▆▁▄█▆▅▆▇▇▅▆▇▇▅▆▆▅▆▆▆▆▆▇▆▅▆▆▇▆▆▆▆▇▆▆▆-66.0-175.0-120.0-89.0-171.0-108.0-33.0-43.0-32.017.0-27.0-275.0-94.088.0-14.031-91.555-11.40213.6851.962-90.1572.22121.88620.993-44.649-1.4573.478-51.66-26.562-6.6025.793-3.635-22.14920.2714.741-71.3397.663-1.76710.3232.74-5.9366.1117.02714.6065.631-3.6186.962
us-gaap:DepreciationDepletionAndAmortization ▁▂▃▅█▇▆▇▇▇205.0209.0212.0220.0232.0229.0226.0228.0228.0228.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:IncreaseDecreaseInAccountsReceivable █▇▅▅▄▁▅▅▇█▅▆▆▇▆▆▇▇▆▆▆▇▅▆▇▇▅▆▆▇▆▆▆▇▅▆▆▆▆▆▆▆▆▆▆▆429.0300.0-145.0-157.0-393.0-1086.0-175.0-199.0274.0468.0-134.0-60.0131.0345.027.477-6.221201.937232.475-21.104-69.9399.321267.867-183.356-31.052197.634215.036-119.099-29.944110.13196.87-82.7912.756.584150.834-108.08849.98470.28571.836-33.39-30.71132.875101.238-78.368.5120.09785.135
us-gaap:NetCashProvidedByUsedInOperatingActivities █▇▃▃▁▃▅▃▆▇▄▃▅▇▄2514.02170.0-385.0-819.0-1846.0-784.0341.0-861.01138.02149.0-145.0-371.0815.01676.0-146.846NANANANANANANANANANANANANANANANANANANANANANANANA5.699490.701729.09-160.2344.384313.806619.527
us-gaap:NetIncomeLoss ▅▄▅▅▃▁▆█▇▆▆█▆▅▆▇▆▆▆▇▆▆▆▇█▆▆▇▆▆▆▇▆▆▆▇▆▆▆▇▇▆▆▇▆▆-172.0-578.0-383.0-192.0-736.0-1301.076.0409.0183.0-103.017.0525.01.0-137.055.159352.23856.689-86.12279.457279.33131.649-121.861-12.538283.216449.64444.14365.969257.05989.373-14.30494.717170.85971.5-104.2266.734171.477105.241-3.28170.328209.534140.39352.03971.293176.55114.26259.395
us-gaap:ProfitLoss ▅▄▅▅▃▁▆█▇▆▆█▆▆▆▇▆▆▆▇▆▆▆▇█▆▆▇▆▆▆▇▆▆▆▇▆▆▆▇▇▆▆▇▆▆-177.0-581.0-391.0-200.0-740.0-1397.078.0407.0187.0-100.025.0531.0-9.0-149.052.875349.35353.67-84.53984.882278.9286.007-121.804-12.886276.237426.83632.56156.279250.62185.854-19.80493.987166.72463.015-107.3686.902169.731106.109-2.30271.098210.406140.8952.20971.584178.024115.35360.599
us-gaap:ShareBasedCompensation █▆▄▄▄▄▅▄▄▄▄▄▄▄▃▁▄▄▃▄▇▄▃▅▃▂▂▂▂▂▂▂▂▅▂▂▂▂▂▂▁▂▁▁▂▂120.083.049.047.054.055.066.060.059.056.049.054.050.050.045.7586.27950.10247.21144.81548.263100.43153.96544.03263.65641.49428.88616.87222.30421.01424.82120.9718.03916.08675.07815.68615.33816.62116.95118.03515.05913.48117.27213.12613.02114.65118.892
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
us-gaap:NetCashProvidedByUsedInInvestingActivities ▃▄▄▅▃▅▄▃▂▁▅█▁▁▄-233.0-180.0-156.0234.0-373.032.0-124.0-263.0-460.0-706.096.0779.0-706.0-728.0-103.39NANANANANANANANANANANANANANANANANANANANANANANANA235.305-111.08-433.97231.516-357.874-442.51-48.828
us-gaap:PaymentsToAcquirePropertyPlantAndEquipment ▄▄▃▄▅▆▇▆▇▆▅▅▅▄▄▄▄▄▄▄▅▄▄▄█▃▂▂▂▂▂▂▂▂▂▂▂▁▁▂▂▁▁▁▁▁183.0168.0128.0176.0206.0287.0296.0291.0299.0274.0244.0223.0219.0192.0184.734168.704190.023166.869182.304187.063212.403167.578161.602156.712366.077102.6588.70982.46582.46474.74973.16577.57670.68487.15658.71759.76366.40350.81433.94264.85557.96151.07941.86540.19643.45329.675
us-gaap:PaymentsToAcquireInvestments NANA0.00.0400.0285.063.0647.0198.0438.089.045.0802.0867.098.16721.824211.008780.36324.9060.020.4460.09.06.22160.066346.043149.54518.611530.677495.37777.4349.368531.662598.127342.77523.004714.555293.19543.795326.11176.877676.568186.854374.092358.17271.311
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
us-gaap:NetCashProvidedByUsedInFinancingActivities ▁▂▁▁█▄▂▃▂▂▂▁▂▂▂-588.0210.0-494.0-762.03816.01517.0-432.0573.013.021.0-335.0-698.0-220.0-236.0-173.486NANANANANANANANANANANANANANANANANANANANANANANANA-162.62564.387-65.05-109.111481.772-40.272-200.508
us-gaap:ProceedsFromIssuanceOfLongTermDebt NANA-1.01232.0NANA-4.01235.0NANA0.0NANANANANANANANANANANA741.406-1.894NANA-0.736NANANANANANANANANANANANANANANA-0.524NANANA
us-gaap:PaymentsOfDividendsCommonStock NANA0.00.00.048.050.050.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:PaymentsForRepurchaseOfCommonStock ▂▂▁▁▁██▇▁▁▆▄▅▄▄▂▂▂▃▂▃▄▁▁▁▂▂▃▅▃▄▅▁▃▂▂▃▄▂▄▁▂▃▄▁▄30.055.06.05.04.0410.0391.0323.04.025.0303.0194.0224.0202.0158.03939.72369.15145.17689.02338.412141.289187.02211.8523.7690.00244.92368.594130.247217.155121.865167.211221.45116.566117.67251.53468.33399.54198.16485.334159.4661.29947.928107.59195.8990.953197.551
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
 us-gaap:DebtInstrumentInterestRateStatedPercentage us-gaap:DebtInstrument,us-gaap:LongtermDebtType,us-gaap:SubsequentEventType expe:FourPointSixTwoFivePercentSeniorNotesDueTwoThousandTwentySeven,expe:UnsecuredSeniorNotes,us-gaap:SubsequentEventNANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:DebtInstrumentInterestRateStatedPercentage us-gaap:DebtInstrument,us-gaap:LongtermDebtType,us-gaap:SubsequentEventType expe:ThreePointSixPercentSeniorNotesDueTwoThousandTwentyThree,expe:UnsecuredSeniorNotes,us-gaap:SubsequentEventNANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA

Common Stock Par Or Stated Value Per Share

us-gaap:CommonStockParOrStatedValuePerShare us-gaap:StatementClassOfStock

us-gaap:CommonStockParOrStatedValuePerShare

us-gaap:CommonClassB


Common
Period End2020-12-312020-06-302020-05-052020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value0.00010.00010.00010.00010.00010.00010.00010.00010.00010.00010.00010.00010.00010.00010.00010.00010.00010.00010.00010.00010.00010.00010.00010.00010.00010.00010.00010.00010.00010.00010.00010.00010.00010.00010.00010.00010.0010.0010.0010.0010.001
Percentage of CommonStockParOrStatedValuePerShare100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Shares Outstanding

us-gaap:SharesOutstanding us-gaap:StatementEquityComponents

us-gaap:SharesOutstanding

us-gaap:CommonStock


Shares
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312012-01-012011-12-312010-12-312009-12-31
Value259259258256256234233231231230229228224220196192189176176174171
Percentage of SharesOutstanding100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:TreasuryStock


Shares
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312012-01-012011-12-312010-12-312009-12-31
Value13013013012612397979794939189878282756655555039
Percentage of SharesOutstanding50.450.450.549.448.241.641.742.041.040.639.839.238.837.641.939.335.331.531.528.723.0

Common Stock Shares Issued

us-gaap:CommonStockSharesIssued us-gaap:StatementClassOfStock

us-gaap:CommonStockSharesIssued

us-gaap:CommonClassB


Common
Period End2021-06-302020-12-312020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value1212121212121212121212121212121212121212121212121212121212121212121212122525252525
Percentage of CommonStockSharesIssued100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:CommonStockSharesIssued us-gaap:StatementEquityComponents

us-gaap:CommonStock


Common
Period End2021-06-302020-12-312020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-31
Value269261259258256256234233231231230229228227226225224223222221220199199197196
Percentage of CommonStockSharesIssued2103.42043.52024.12021.62005.42002.21828.91822.61808.51805.01798.11792.51784.91778.71772.71762.71752.41746.01740.41731.51721.71561.31555.60.01537.5

Preferred Stock Shares Issued

us-gaap:PreferredStockSharesIssued us-gaap:StatementClassOfStock

us-gaap:PreferredStockSharesIssued

us-gaap:SeriesAPreferredStock


Preferred
Period End2021-06-302020-12-312020-06-302019-12-31
Value600000.01200000.01200000.00
Percentage of PreferredStockSharesIssued100.0100.0100.00.0

Common Stock Shares Outstanding

us-gaap:CommonStockSharesOutstanding us-gaap:StatementClassOfStock

us-gaap:CommonStockSharesOutstanding

us-gaap:CommonClassB


Common
Period End2021-06-302020-12-312020-06-302020-03-312019-12-312019-09-302019-07-122019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value5.5235.5235.5235.5235.5234525.523121212121212121212121212121212121212121212121212121212121212122525252525
Percentage of CommonStockSharesOutstanding100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:CommonStockSharesOutstanding us-gaap:StatementEquityComponents

us-gaap:CommonStock


Common
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-31
Value145141138135135135137139136135134136136138138139138138137137136136137117116114114
Percentage of CommonStockSharesOutstanding2629.00.02500.00.02456.82452.52481.72534.31068.11062.01049.51065.81068.61078.21085.51089.51085.51079.41072.11071.51068.71070.11073.9914.1908.70.0892.7

Weighted Average Number Of Diluted Shares Outstanding

us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding

us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding


Weighted
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-09-302011-06-302011-03-312010-09-302010-06-302010-03-31
Value149145141141140150151147153152151157157150154153151133132131132133130140141135141138139279278278286288294
Percentage of WeightedAverageNumberOfDilutedSharesOutstanding100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Weighted Average Number Of Shares Outstanding Basic

us-gaap:WeightedAverageNumberOfSharesOutstandingBasic

us-gaap:WeightedAverageNumberOfSharesOutstandingBasic


Weighted
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-09-302011-06-302011-03-312010-09-302010-06-302010-03-31
Value149145141141140147149147149150151152151150150149151129128127127129130136136135135132133272273273281284288
Percentage of WeightedAverageNumberOfSharesOutstandingBasic100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount

us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount

us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount


Antidilutive
Period End2021-06-302020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-31
Value262526182.05.0215.013231.04.0239.012237.07.0114.07.0184.04.019
Percentage of AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecurities

expe:ShareBasedPaymentArrangementAndWarrants


Antidilutive
Period End2021-06-302021-03-31
Value1925
Percentage of AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount73.10.0

Earnings Per Share Basic

us-gaap:EarningsPerShareBasic

us-gaap:EarningsPerShareBasic


Earnings
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value-2.02-4.17-2.89-1.56-5.34-9.240.522.771.23-0.690.113.510.01-0.910.362.320.37-0.570.521.860.21-0.81-0.162.183.490.350.522.010.69-0.110.721.250.52-0.770.051.260.79-0.020.530.770.510.190.520.630.40.21
Percentage of EarningsPerShareBasic100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Earnings Per Share Diluted

us-gaap:EarningsPerShareDiluted

us-gaap:EarningsPerShareDiluted


Earnings
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value-2.02-4.17-2.89-1.56-5.34-9.240.522.711.21-0.690.113.430.01-0.910.352.230.36-0.570.511.810.21-0.81-0.162.123.380.340.511.940.67-0.110.71.220.51-0.770.051.210.76-0.020.510.750.50.190.50.620.40.2
Percentage of EarningsPerShareDiluted100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Allocated Share Based Compensation Expense

us-gaap:AllocatedShareBasedCompensationExpense us-gaap:IncomeStatementLocation

us-gaap:AllocatedShareBasedCompensationExpense

expe:TechnologyAndContentExpense


Allocated
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-09-302014-06-302014-03-312013-06-302013-03-31
Value322716151820181819191515161513131513114.965.5584.6925.395
Percentage of AllocatedShareBasedCompensationExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax1.52.21.71.03.20.90.70.50.60.70.60.50.60.60.60.50.60.60.40.30.50.40.5
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax expe:TechnologyAndContentExpense0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:CostOfSales


Allocated
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-09-302014-06-302014-03-312013-06-302013-03-31
Value6.05.03.03.03.03.03.03.03.03.03.03.03.02.02.1452.2893.03.03.4760.9431.2020.7641.061
Percentage of AllocatedShareBasedCompensationExpense18.818.518.820.016.715.016.716.715.815.820.020.018.813.316.016.420.023.130.119.021.616.319.7
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.30.40.30.20.50.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:CostOfSales0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:GeneralAndAdministrativeExpense


Allocated
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-09-302014-06-302014-03-312013-06-302013-03-31
Value503419172020342825232125192220-19.49722202710126.9817.714
Percentage of AllocatedShareBasedCompensationExpense156.2125.9118.8113.3111.1100.0188.9155.6131.6121.1140.0166.7118.8146.7152.6-139.8146.7153.8236.3207.5229.0148.8143.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax2.42.72.11.13.50.91.20.80.80.90.80.80.70.90.9-0.70.90.91.10.71.10.60.8
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:GeneralAndAdministrativeExpense0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:SellingAndMarketingExpense


Allocated
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-09-302014-06-302014-03-312013-06-302013-03-31
Value3217111213121111121110.01112119.3639.54310.0114.8764.825.3353.6494.265
Percentage of AllocatedShareBasedCompensationExpense100.063.068.880.072.260.061.161.163.257.966.773.375.073.369.868.466.784.642.297.296.077.879.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax1.51.41.20.82.30.50.40.30.40.40.40.30.40.40.40.30.40.50.20.30.40.30.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:SellingAndMarketingExpense0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest

us-gaap:ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest

us-gaap:ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest


Comprehensive
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-31
Value1.0-19.06.06.02.0-102.012-18.010.0-5.03.03.0-31.0-1.04.2759.899237.277-11.3832.026-29.3769.658-20.188-6.972-15.25-44.252-8.97-27.754-5.9649.7860.825-3.715-6.9652.631.135-0.548-0.0180.990.8662.9535.0220.775
Percentage of ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.0-1.50.70.40.4-4.60.4-0.50.3-0.20.10.1-1.1-0.00.20.30.90.3-0.50.1-1.30.5-1.2-0.4-0.9-3.2-0.7-1.6-0.40.80.1-0.3-0.60.30.1-0.0-0.00.10.10.30.50.1

Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest

us-gaap:ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest

us-gaap:ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest


Comprehensive
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-31
Value-158.0-618.0-316.0-152.0-706.0-1487.0129349194-105.02.0517-96.0-111.034426143-49.85988273-9.926-114.676-33.373248417-100.815-50.74172805.57710419266-125.662018581126717615277
Percentage of ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-7.5-49.6-34.3-10.1-124.7-67.34.79.86.2-4.00.115.8-3.3-4.41.514.45.5-2.34.210.6-0.5-6.0-2.012.825.1-7.3-3.710.15.40.59.113.85.5-12.42.115.47.81.58.615.414.99.4

Cost Of Goods And Service Excluding Depreciation Depletion And Amortization

us-gaap:CostOfGoodsAndServiceExcludingDepreciationDepletionAndAmortization

us-gaap:CostOfGoodsAndServiceExcludingDepreciationDepletionAndAmortization


Cost
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value374311287375389629539548500490
Percentage of CostOfGoodsAndServiceExcludingDepreciationDepletionAndAmortization100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax17.725.031.224.968.728.519.615.415.918.8

Gain Loss On Investments

us-gaap:GainLossOnInvestments

us-gaap:GainLossOnInvestments


Gain
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value-4.08.060-7.0-7.0-188.021-25.0-10.022-11.0-39.0-98.0370.0-8.0-5.0-1.0
Percentage of GainLossOnInvestments100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-0.20.66.5-0.5-1.2-8.50.8-0.7-0.30.8-0.4-1.2-3.41.50.0-0.3-0.2-0.0

us-gaap:GainLossOnInvestments us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName

expe:Despegar.comCorp.


Gain
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value-4.08.062-8.015-75.020-24.0-10.024-43.0-40.0-98.036
Percentage of GainLossOnInvestments100.0100.0103.3114.3-214.339.995.296.0100.0109.1390.9102.6100.097.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-0.20.66.7-0.52.7-3.40.7-0.7-0.30.9-1.7-1.2-3.41.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax expe:Despegar.comCorp.0.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Gains Losses On Extinguishment Of Debt

us-gaap:GainsLossesOnExtinguishmentOfDebt

us-gaap:GainsLossesOnExtinguishmentOfDebt


Gains
Period End2021-06-302021-03-31
Value0-280000000.0
Percentage of GainsLossesOnExtinguishmentOfDebt0.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.0-22.5

General And Administrative Expense

us-gaap:GeneralAndAdministrativeExpense

us-gaap:GeneralAndAdministrativeExpense


General
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value184156124134152187225217214191211202196199197141178158173165192147185130141116118104102991009291929885837838103848288757971
Percentage of GeneralAndAdministrativeExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax8.712.513.58.926.98.58.26.16.87.38.26.26.87.98.54.86.97.28.36.48.87.810.96.78.58.58.86.16.98.38.76.67.69.110.17.18.09.64.99.18.310.112.07.79.59.9

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

us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest

us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest


Income
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value-224.0-750.0-495.0-224.0-953.0-1479.0120561235-141.056612-14.0-169.07541556-131.255115339-12.195-170.943-5.9333425583187289106-19.48560171885.903631367826
Percentage of IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-10.6-60.2-53.8-14.9-168.4-67.04.415.87.5-5.42.218.7-0.5-6.73.314.02.2-6.05.513.2-0.6-9.0-0.317.733.62.36.516.97.1-1.67.715.18.60.78.613.89.43.7

Income Tax Expense Benefit

us-gaap:IncomeTaxExpenseBenefit

us-gaap:IncomeTaxExpenseBenefit


Income
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value-47.0-169.0-104.0-24.0-213.0-82.04215448-41.03181-5.0-20.023663.012-46.7163060-18.202-49.1396.95365131-0.913138200.319264524-11.903-23.06736285.24-62.47460552142606031
Percentage of IncomeTaxExpenseBenefit100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-2.2-13.6-11.3-1.6-37.6-3.71.54.31.5-1.61.22.5-0.2-0.81.02.20.1-2.11.42.3-0.8-2.60.43.47.9-0.12.32.31.40.02.33.22.0-1.2-2.43.02.80.6-7.95.35.42.75.86.17.24.4

Income Taxes Paid Net

us-gaap:IncomeTaxesPaidNet

us-gaap:IncomeTaxesPaidNet


Income
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value5.0115.0407.0568859521059452696739278225201350399.1268.0361168275.7986.948292010392.552103.01313-17.2316.0982013133384415.04
Percentage of IncomeTaxesPaidNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.20.90.52.71.22.53.21.71.64.03.71.62.42.71.70.93.21.11.00.52.32.10.50.40.75.02.10.30.52.51.80.83.30.31.00.31.3-2.10.81.81.31.64.58.54.90.7

Interest Expense

us-gaap:InterestExpense

us-gaap:InterestExpense


Interest
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value839810211395505340394141475151524442424243424336332827282522212221212122222121-3.81432313132262021
Percentage of InterestExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax3.97.911.17.516.82.31.91.11.21.61.61.41.82.02.21.51.62.02.01.72.02.32.11.71.72.02.11.51.51.81.91.61.82.12.31.82.12.6-0.52.83.03.84.52.72.43.0

Interest Paid Net

us-gaap:InterestPaidNet

us-gaap:InterestPaidNet


Interest
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value63129969931871.06916710.09020861.0
Percentage of InterestPaidNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax3.010.410.46.65.53.90.01.90.52.70.02.70.73.40.0

Net Income Loss

us-gaap:NetIncomeLoss

us-gaap:NetIncomeLoss


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value-172.0-578.0-383.0-192.0-736.0-1301.076409183-103.0175251.0-137.05535256-86.1227927931-121.861-12.538283449446525789-14.3049417071-104.2266.734171105-3.28170209140527117611459
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 RevenueFromContractWithCustomerExcludingAssessedTax-8.1-46.4-41.6-12.8-130.0-58.92.811.55.8-3.90.716.00.0-5.52.411.92.2-3.93.810.81.4-6.4-0.714.627.03.24.915.06.0-1.28.212.25.9-10.30.714.310.1-0.48.918.413.76.39.717.913.78.3

Net Income Loss Attributable To Noncontrolling Interest

us-gaap:NetIncomeLossAttributableToNoncontrollingInterest

us-gaap:NetIncomeLossAttributableToNoncontrollingInterest


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value-5000000.0-3000000.0-8000000.0-8000000.0-4000000.0-96000000.02000000.0-2000000.04000000.03000000.08000000.06000000.0-10000000.0-12000000.0-2284000.0-2885000.0-3019000.01583000.05425000.0-403000.0-25642000.057000.0-348000.0-6979000.0-22808000.0-11582000.0-9690000.0-6438000.0-3519000.0-5500000.0-730000.0-4135000.0-8485000.0-3142000.0168000.0-1746000.0868000.0979000.0770000.0872000.0497000.0170000.0291000.01474000.01091000.01204000.0
Percentage of NetIncomeLossAttributableToNoncontrollingInterest100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-0.2-0.2-0.9-0.5-0.7-4.30.1-0.10.10.10.30.2-0.3-0.5-0.1-0.1-0.10.10.3-0.0-1.20.0-0.0-0.4-1.4-0.8-0.7-0.4-0.2-0.5-0.1-0.3-0.7-0.30.0-0.10.10.10.10.10.00.00.00.10.10.2

Net Income Loss Available To Common Stockholders Basic

us-gaap:NetIncomeLossAvailableToCommonStockholdersBasic

us-gaap:NetIncomeLossAvailableToCommonStockholdersBasic


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value-301.0-606.0-412.0-221.0-753.0-1301.076409183-103.0
Percentage of NetIncomeLossAvailableToCommonStockholdersBasic100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-14.3-48.6-44.8-14.7-133.0-58.92.811.55.8-3.9

Nonoperating Income Expense

us-gaap:NonoperatingIncomeExpense

us-gaap:NonoperatingIncomeExpense


Nonoperating
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value-92.0-381.0-32.0-111.0-104.0-185.0-40.0-48.0-30.0-10.0-40.0-60.0-125.0-4.0-37.569-66.297-46.086-58.422-32.06-46.597-37.857-68.588-35.41-2.81146782-6.71-7.311-22.615-16.487-18.25-26.611-6.863-13.643-17.482-22.752-19.577-21.8565.316-18.168-30.629-34.056-34.94-38.196-18.171-20.04
Percentage of NonoperatingIncomeExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-4.4-30.6-3.5-7.4-18.4-8.4-1.5-1.3-1.0-0.4-1.6-1.8-4.3-0.2-1.6-2.2-1.8-2.7-1.5-1.8-1.7-3.6-2.1-0.128.16.0-0.5-0.4-1.5-1.4-1.6-1.9-0.6-1.3-1.8-1.9-1.9-2.70.7-1.6-3.0-4.1-4.7-3.9-2.2-2.8

Operating Income Loss

us-gaap:OperatingIncomeLoss

us-gaap:OperatingIncomeLoss


Operating
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value-132.0-369.0-463.0-113.0-849.0-1294.0160609265-131.096672111-165.0113481102-72.83314738625-102.3552934490-51.00194296129-2.99813823894-105.6281.512271544891289226108112276193112
Percentage of OperatingIncomeLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-6.3-29.6-50.3-7.5-150.0-58.65.817.18.4-5.03.820.53.9-6.64.916.24.0-3.37.015.01.2-5.41.717.85.4-3.77.017.38.6-0.212.017.07.8-10.40.218.914.96.011.625.422.213.215.328.023.215.6

us-gaap:OperatingIncomeLoss us-gaap:ConsolidationItems

expe:CorporateAndEliminations


Operating
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-30
Value-268.0-244.0-236.0-312.0-293.0-1184.0-389.0-364.0-357.0-354.0-443.0-281.0-423.0-358.0-350.946-299.54-347.916-339.744-368.582-344.035-406.828-350.842-336.383-180.205
Percentage of OperatingIncomeLoss203.066.151.0276.134.591.5-243.1-59.8-134.7270.2-461.5-41.8-381.1217.0-309.3-62.2-338.5466.5-250.4-89.1-1585.3342.8-1141.2-52.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-12.7-19.6-25.7-20.7-51.8-53.6-14.2-10.2-11.3-13.6-17.3-8.6-14.7-14.3-15.1-10.1-13.5-15.5-17.6-13.3-18.5-18.4-19.8-9.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax expe:CorporateAndEliminations1116.72711.10.02080.0-1723.59866.70.0560.0405.7416.50.0295.8399.1293.40.0256.0316.3325.50.0342.3619.4547.30.0252.3

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

us-gaap:OperatingSegments, expe:BusinessToBusiness


Operating
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value-34.0-88.0-86.0-82.0-162.0-9.0641169944
Percentage of OperatingIncomeLoss25.823.818.672.619.10.740.019.037.4-33.6
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-1.6-7.1-9.3-5.5-28.6-0.42.33.33.11.7
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:OperatingSegments expe:BusinessToBusiness-11.1-47.80.0-40.4-238.2-1.90.015.915.17.9

us-gaap:OperatingSegments, expe:RetailSegment


Operating
Period End2021-06-302021-03-312020-06-302020-03-31
Value167-30.0-375.0-97.0
Percentage of OperatingIncomeLoss-126.58.144.27.5
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax7.9-2.4-66.3-4.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:OperatingSegments expe:RetailSegment9.7-2.9-81.0-6.1

us-gaap:OperatingSegments, expe:Trivago


Operating
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-31
Value3.0-7.0-6.03.0-19.0-4.0279.017212927-24.0-31.0-11.628-10.603-0.28918123.1034.8496.92115-10.07-9.4564.64413-0.264-10.104-0.926
Percentage of OperatingIncomeLoss-2.31.91.3-2.72.20.316.91.56.4-16.030.24.0-21.618.8-10.2-2.2-0.3-25.88.70.818.9-6.853.0-2.9-10.5-9.114.6-0.1-7.830.9
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.1-0.6-0.70.2-3.4-0.21.00.30.50.81.10.8-0.8-1.2-0.5-0.4-0.00.90.60.10.20.40.9-0.5-0.60.31.0-0.0-0.7-0.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:OperatingSegments expe:Trivago2.6-15.20.04.3-105.6-2.60.03.26.88.90.09.2-8.6-9.70.0-3.1-0.16.60.01.13.66.20.0-9.7-10.56.40.0-0.3-14.0-1.6

us-gaap:OperatingSegments, us-gaap:Retail


Operating
Period End2020-09-302020-06-302020-03-312019-09-302019-06-302019-03-31
Value278-375.0-97.075241765
Percentage of OperatingIncomeLoss-246.044.27.5123.5157.4-49.6
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax18.5-66.3-4.421.113.22.5
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:OperatingSegments us-gaap:Retail22.3-81.0-6.128.817.93.4

Other Comprehensive Income Loss Net Of Tax

us-gaap:OtherComprehensiveIncomeLossNetOfTax

us-gaap:OtherComprehensiveIncomeLossNetOfTax


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-30
Value19-37.0754834-90.051-58.07.0-5.0-23.0-14.0-87.038-18.4017789343.859-5.117-15.9337.128-20.487-27.548-9.654-133.376-107.019-78.156-4.9322510263.688-18.2921315-24.63914-3.435-34.34611
Percentage of OtherComprehensiveIncomeLossNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.9-3.08.23.26.0-4.11.9-1.60.2-0.2-0.9-0.4-3.01.5-0.82.63.51.60.2-0.2-0.70.4-1.2-1.4-0.6-9.7-7.9-4.6-0.32.10.91.90.3-1.81.41.3-2.41.8-0.4-3.01.1

us-gaap:OtherComprehensiveIncomeLossNetOfTax 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
Value13-21.03428-84.0-42.01.03.0-12.0-65.027
Percentage of OtherComprehensiveIncomeLossNetOfTax68.456.870.882.493.372.414.3-60.085.774.771.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.6-1.72.34.9-3.8-1.20.00.1-0.4-2.31.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:AccumulatedOtherComprehensiveIncome0.00.00.00.00.00.00.00.00.00.00.0

us-gaap:NoncontrollingInterest


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
Value6.0-16.0146.0-6.0-16.06.0-8.0-2.0-22.011
Percentage of OtherComprehensiveIncomeLossNetOfTax31.643.229.217.66.727.685.7160.014.325.328.9
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.3-1.30.91.1-0.3-0.40.2-0.3-0.1-0.80.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:NoncontrollingInterest0.00.00.00.00.00.00.00.00.00.00.0

Other Nonoperating Income Expense

us-gaap:OtherNonoperatingIncomeExpense

us-gaap:OtherNonoperatingIncomeExpense


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value-10.0-5.068-1.0-12.0-145.0-1.0-25.0-8.020-9.0-47.0-90.0365.217-31.625-12.687-21.7045.438-9.050.127-28.195-1.27526-17.0231051510-7.177-0.481-1.177-11.2877.4882.188-0.998-8.41-4.66-6.207-3.8617.988-4.947-6.217-4.944-13.6570.8170.568
Percentage of OtherNonoperatingIncomeExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-0.5-0.47.4-0.1-2.1-6.6-0.0-0.7-0.30.8-0.4-1.4-3.11.40.2-1.1-0.5-1.00.3-0.40.0-1.5-0.11.4-1.07.71.10.6-0.5-0.0-0.1-0.80.60.2-0.1-0.7-0.4-0.8-0.50.7-0.5-0.8-0.7-1.40.10.1

Preferred Stock Dividends Income Statement Impact

us-gaap:PreferredStockDividendsIncomeStatementImpact

us-gaap:PreferredStockDividendsIncomeStatementImpact


Preferred
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302019-06-30
Value22282929170.0
Percentage of PreferredStockDividendsIncomeStatementImpact100.0100.0100.0100.0100.00.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax1.02.23.21.93.00.0

Profit Loss

us-gaap:ProfitLoss

us-gaap:ProfitLoss


Profit
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value-177.0-581.0-391.0-200.0-740.0-1397.078407187-100.025531-9.0-149.05234953-84.539842786.007-121.804-12.886276426325625085-19.8049316663-107.3686.902169106-2.30271210140527117811560
Percentage of ProfitLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-8.4-46.6-42.5-13.3-130.7-63.22.811.45.9-3.81.016.2-0.3-5.92.311.82.1-3.94.110.80.3-6.4-0.814.325.72.44.214.65.7-1.68.211.95.2-10.60.714.210.2-0.39.018.413.86.49.718.013.88.4

Revenue From Contract With Customer Excluding Assessed Tax

us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax

us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value211112469201504566220927473558315326092559327628802508231929662586218920922580219519031698193716621373135517121494120011521401120510129741199103981678711401023822737987833717
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:ConsolidationItems

expe:CorporateAndEliminations


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-30
Value-24.0-9.0-6.0-15.017-12.0-20.0-65.0-88.0-85.0-70.0-95.0-106.0-122.0-83.0-117.0-110.0-104.389-66.686-100.52-65.686-64.108-43.648-71.439
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-1.1-0.7-0.7-1.03.0-0.5-0.7-1.8-2.8-3.3-2.7-2.9-3.7-4.9-3.6-3.9-4.3-4.8-3.2-3.9-3.0-3.4-2.6-3.7
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-1.1-0.7-0.7-1.03.0-0.5-0.7-1.8-2.8-3.3-2.7-2.9-3.7-4.9-3.6-3.9-4.3-4.8-3.2-3.9-3.0-3.4-2.6-3.7
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax expe:CorporateAndEliminations100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IntersegmentElimination


Revenue
Period End2021-06-302020-06-30
Value-24.0-3.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-1.1-0.5
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-1.1-0.5
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:IntersegmentElimination100.0100.0

us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:ConsolidationItems, us-gaap:BusinessAcquisition

expe:CorporateAndEliminations, expe:Bodybuilding.com


Revenue
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-30
Value0.00.020393424
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.00.03.51.81.20.7
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.00.03.51.81.20.7
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax expe:CorporateAndEliminations expe:Bodybuilding.com0.00.0100.0100.0100.0100.0

us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

us-gaap:IntersegmentElimination, expe:Trivago


Revenue
Period End2021-06-302020-06-30
Value-24.0-3.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-1.1-0.5
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-1.1-0.5
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:IntersegmentElimination expe:Trivago100.0100.0

us-gaap:OperatingSegments, expe:BusinessToBusiness


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value30518418620368485635731657556
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax14.414.820.213.512.022.023.120.520.821.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax14.414.820.213.512.022.023.120.520.821.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:OperatingSegments expe:BusinessToBusiness100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OperatingSegments, expe:RetailSegment


Revenue
Period End2021-06-302021-03-312020-06-302020-03-31
Value171510254631582
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax81.282.381.871.6
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax81.282.381.871.6
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:OperatingSegments expe:RetailSegment100.0100.0100.0100.0

us-gaap:OperatingSegments, expe:Trivago


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-31
Value1154638701815417127925123719029528031921433832828518227613411266104907259897159
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax5.43.74.14.73.27.06.27.88.09.17.49.09.712.79.211.412.713.08.710.76.15.93.95.45.45.24.45.24.84.9
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax5.43.74.14.73.27.06.27.88.09.17.49.09.712.79.211.412.713.08.710.76.15.93.95.45.45.24.45.24.84.9
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:OperatingSegments expe:Trivago100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OperatingSegments, us-gaap:Retail


Revenue
Period End2020-09-302020-06-302020-03-312019-09-302019-06-302019-03-31
Value12464631582261323331901
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax82.881.871.673.474.072.9
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax82.881.871.673.474.072.9
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:OperatingSegments us-gaap:Retail100.0100.0100.0100.0100.0100.0

us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:MajorCustomers, us-gaap:ContractWithCustomerSalesChannel

expe:AdvertisingMediaAndOtherCustomers, us-gaap:SalesChannelThroughIntermediary


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value20012712814393307341401348332
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax9.510.213.99.516.413.912.411.311.012.7
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax9.510.213.99.516.413.912.411.311.012.7
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax expe:AdvertisingMediaAndOtherCustomers us-gaap:SalesChannelThroughIntermediary100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

expe:AgencyCustomers, us-gaap:SalesChannelThroughIntermediary


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value5733232713291055627219171047842699876777658
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax27.125.929.521.918.625.426.225.833.232.327.326.727.026.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax27.125.929.521.918.625.426.225.833.232.327.326.727.026.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax expe:AgencyCustomers us-gaap:SalesChannelThroughIntermediary100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

expe:MerchantCustomers, us-gaap:SalesChannelThroughIntermediary


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value13387965211032368134015241863175814351396168815321334
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax63.463.956.668.665.060.755.552.455.855.054.651.553.253.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax63.463.956.668.665.060.755.552.455.855.054.651.553.253.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax expe:MerchantCustomers us-gaap:SalesChannelThroughIntermediary100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:ProductOrService

expe:AdvertisingandMediaCustomers


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value16188839425203243311284265234302274282
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax7.67.19.06.24.49.28.88.79.010.29.19.29.511.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax7.67.19.06.24.49.28.88.79.010.29.19.29.511.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax expe:AdvertisingandMediaCustomers100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

expe:Air


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value78503827-70.0109191202228248207209223242
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax3.74.04.11.8-12.44.97.05.77.29.58.16.47.79.6
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax3.74.04.11.8-12.44.97.05.77.29.58.16.47.79.6
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax expe:Air100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

expe:Lodging


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value15339037931229487151819172599220416871761234719921612
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax72.672.586.281.786.068.769.873.069.964.768.871.669.264.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax72.672.586.281.786.068.769.873.069.964.768.871.669.264.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax expe:Lodging100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

expe:OtherServices


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value3392056.0154124379396446437409357418391372
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax16.116.50.710.221.917.214.412.513.915.714.012.813.614.8
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax16.116.50.710.221.917.214.412.513.915.714.012.813.614.8
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax expe:OtherServices100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:ProductOrService, us-gaap:BusinessAcquisition

expe:OtherServices, expe:Bodybuilding.com


Revenue
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-30
Value0.00.020393424
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.00.03.51.81.20.7
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.00.03.51.81.20.7
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax expe:OtherServices expe:Bodybuilding.com0.00.0100.0100.0100.0100.0

us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:StatementBusinessSegments

expe:BusinessToBusiness


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-31
Value30518418620368485731657556
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax14.414.820.213.512.022.020.520.821.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax14.414.820.213.512.022.020.520.821.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax expe:BusinessToBusiness100.0100.0100.0100.0100.0100.0100.0100.0100.0

expe:RetailSegment


Revenue
Period End2021-06-302021-03-312020-06-302020-03-31
Value171510254631582
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax81.282.381.871.6
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax81.282.381.871.6
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax expe:RetailSegment100.0100.0100.0100.0

expe:Trivago


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-30
Value913732551510311719016315212020017419713122121818111617513411266104
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax4.33.03.53.72.74.74.35.35.25.84.76.16.07.95.67.58.48.35.56.86.15.93.95.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax4.33.03.53.72.74.74.35.35.25.84.76.16.07.95.67.58.48.35.56.86.15.93.95.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax expe:Trivago100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:Retail


Revenue
Period End2020-09-302020-06-302020-03-312019-09-302019-06-302019-03-31
Value12464631582261323331901
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax82.881.871.673.474.072.9
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax82.881.871.673.474.072.9
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:Retail100.0100.0100.0100.0100.0100.0

Selling And Marketing Expense

us-gaap:SellingAndMarketingExpense

us-gaap:SellingAndMarketingExpense


Selling
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value11996645115292961210128316601657153512091501154115161123146014431270968120411541040788943885763624815743624484625590496393505444377331408393341282344296280
Percentage of SellingAndMarketingExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax56.853.355.535.252.354.846.746.752.658.847.245.853.560.448.549.255.858.046.346.752.654.746.448.753.355.646.047.649.852.042.044.649.049.040.442.242.746.242.135.838.541.538.334.835.639.1

Assets

us-gaap:Assets

us-gaap:Assets


Assets
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value2418121866186901967921905204172141621381222012096318033191412055420429185151903518623176681577716131167281639015503124031183110135902094249234888877398201874484327085750775056818650576768045745766505937
Percentage of Assets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Liabilities And Stockholders Equity

us-gaap:LiabilitiesAndStockholdersEquity

us-gaap:LiabilitiesAndStockholdersEquity


Liabilities
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value2418121866186901967921905204172141621381222012096318033191412055420429185151903518623176681577716131167281639015503124031183110135902094249234888877398201874484327085750775056818650576768045745766505937
Percentage of LiabilitiesAndStockholdersEquity100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Stockholders Equity

us-gaap:StockholdersEquity

us-gaap:StockholdersEquity


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value10961209151016321734227039674184434240834104438639674195452246034226408941323885420246314864244121111663178418841875199521452195222721592280236522342048219928972880270326722682
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 Assets4.55.58.18.37.911.118.519.619.619.522.822.919.320.524.424.222.723.126.224.125.128.331.419.717.816.419.820.020.322.427.726.825.525.632.231.529.830.033.837.735.836.240.245.2

Assets Current

us-gaap:AssetsCurrent

us-gaap:AssetsCurrent


Assets
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value111138836563467358944765277357969882477025197617277947431553959836026532834503620416337962978317349903485292438363640331422192705326329802614309130862584227425982954242717011225
Percentage of AssetsCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets46.040.430.134.240.837.536.137.339.736.728.832.237.936.429.931.432.430.221.922.424.923.219.225.642.234.432.440.739.437.328.733.037.335.436.941.241.137.935.033.836.732.625.620.6

Cash And Cash Equivalents At Carrying Value

us-gaap:CashAndCashEquivalentsAtCarryingValue

us-gaap:CashAndCashEquivalentsAtCarryingValue


Cash
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312008-12-312007-12-31
Value5464429133634353505339053315379742583708244329203072342328463239287425031796184422962063167614553187173514022252143314841021139413111082129313141343127268914531409953714950795997642665617
Percentage of CashAndCashEquivalentsAtCarryingValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets22.619.618.022.123.119.115.517.819.217.713.515.314.916.815.417.015.414.211.411.413.712.610.811.726.917.115.623.915.516.713.217.015.012.818.317.517.918.710.618.917.512.810.70.00.00.010.80.00.0

Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents


Cash
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312015-12-31
Value80056265413850816366472140974247488041582705310934123646291732882923253918181713
Percentage of CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets33.128.722.125.829.123.119.119.922.019.815.016.216.617.815.817.315.714.411.511.0

Short Term Investments

us-gaap:ShortTermInvestments

us-gaap:ShortTermInvestments


Short
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value11232423422194526658631466284581491103146854090685172453828333519529435539693768732541795810066441042105072564855288186851545
Percentage of ShortTermInvestments100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.00.10.10.11.91.02.53.12.82.20.22.47.35.02.52.84.94.80.50.30.20.20.20.31.72.93.94.210.27.74.25.111.011.99.113.914.010.610.07.211.011.67.80.8

Accounts Receivable Net Current

us-gaap:AccountsReceivableNetCurrent

us-gaap:AccountsReceivableNetCurrent


Accounts
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value14401007701839100214232524268428932617215122942359225318651835180915791343138314541363108212421123985778887927818614695684627461566512414339431469434328307
Percentage of AccountsReceivableNetCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets6.04.63.84.34.67.011.812.613.012.511.912.011.511.010.19.69.78.98.58.68.78.37.010.09.59.78.69.410.09.27.98.57.87.46.57.56.86.15.25.65.85.84.95.2

Prepaid Expense And Other Assets Current

us-gaap:PrepaidExpenseAndOtherAssetsCurrent

us-gaap:PrepaidExpenseAndOtherAssetsCurrent


Prepaid
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-31
Value1258115165468510491243521321295318292278361329268285243231199285196180161216213192166151139121101179278234179130141121
Percentage of PrepaidExpenseAndOtherAssetsCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets5.25.33.53.54.86.12.41.51.31.51.61.51.81.61.51.51.31.31.31.81.21.11.01.71.81.91.81.61.51.41.32.23.22.82.51.71.91.9

Property Plant And Equipment Gross

us-gaap:PropertyPlantAndEquipmentGross

us-gaap:PropertyPlantAndEquipmentGross


Property
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-31
Value549545213898326527172102153312161022815651
Percentage of PropertyPlantAndEquipmentGross100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets29.421.121.617.617.213.617.015.714.412.59.8

us-gaap:PropertyPlantAndEquipmentGross us-gaap:PropertyPlantAndEquipmentByType

expe:BuildingsAndLeaseholdImprovements


Property
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-31
Value1230688435282241199135
Percentage of PropertyPlantAndEquipmentGross22.415.211.28.78.99.58.8
Percentage of Assets6.63.22.41.51.51.31.5
Percentage of Assets expe:BuildingsAndLeaseholdImprovements0.00.00.00.00.00.00.0

expe:FurnitureAndOtherEquipment


Property
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-31
Value1281149484726542
Percentage of PropertyPlantAndEquipmentGross2.32.52.42.62.73.12.7
Percentage of Assets0.70.50.50.50.50.40.5
Percentage of Assets expe:FurnitureAndOtherEquipment0.00.00.00.00.00.00.0

us-gaap:ComputerEquipment


Property
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-31
Value617643597658665485313
Percentage of PropertyPlantAndEquipmentGross11.214.215.320.124.523.120.5
Percentage of Assets3.33.03.33.64.23.13.5
Percentage of Assets us-gaap:ComputerEquipment0.00.00.00.00.00.00.0

us-gaap:Land


Property
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-31
Value146129129129130130
Percentage of PropertyPlantAndEquipmentGross2.72.93.34.04.86.2
Percentage of Assets0.80.60.70.70.80.8
Percentage of Assets us-gaap:Land0.00.00.00.00.00.0

us-gaap:SoftwareDevelopment


Property
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-31
Value3374294726432111160612201041
Percentage of PropertyPlantAndEquipmentGross61.465.267.864.659.158.167.9
Percentage of Assets18.113.814.711.410.27.911.6
Percentage of Assets us-gaap:SoftwareDevelopment0.00.00.00.00.00.00.0

Construction In Progress Gross

us-gaap:ConstructionInProgressGross

us-gaap:ConstructionInProgressGross


Construction
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-31
Value515105313652521633045425728
Percentage of ConstructionInProgressGross100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.32.42.92.01.61.10.30.60.60.90.4

Accumulated Depreciation Depletion And Amortization Property Plant And Equipment

us-gaap:AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment

us-gaap:AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment


Accumulated
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-31
Value3289283325522055157512011011781655552434
Percentage of AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets17.613.214.211.110.07.811.210.19.28.56.5

Amortization Of Intangible Assets

us-gaap:AmortizationOfIntangibleAssets

us-gaap:AmortizationOfIntangibleAssets


Amortization
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value26273237414444505252687172727171666665778489803126252418181821181812109.4748.6313.422-1.0317.9597.0467.951118.1268.3449.028
Percentage of AmortizationOfIntangibleAssets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:AmortizationOfIntangibleAssets us-gaap:ConsolidationItems

expe:CorporateAndEliminations


Amortization
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-30
Value262732374144445052526871727271716666657784897331
Percentage of AmortizationOfIntangibleAssets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.091.0100.0
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of Assets expe:CorporateAndEliminations0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Property Plant And Equipment Net

us-gaap:PropertyPlantAndEquipmentNet

us-gaap:PropertyPlantAndEquipmentNet


Property
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value22612241225723032305229721982090195318281877176916891627157515211479142113941339123511741064966867580553525509490480464440419409393376343320340317301277236
Percentage of PropertyPlantAndEquipmentNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets9.410.212.111.710.511.310.39.88.88.710.49.28.28.08.58.07.98.08.88.37.47.26.97.87.35.76.15.65.55.56.25.75.05.05.85.25.05.04.94.44.04.04.24.0

us-gaap:PropertyPlantAndEquipmentNet us-gaap:StatementGeographical

country:US


Property
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-31
Value21142038157113301217944446398347
Percentage of PropertyPlantAndEquipmentNet93.792.783.784.587.388.780.682.984.8
Percentage of Assets11.39.58.77.27.76.14.95.14.9
Percentage of Assets country:US0.00.00.00.00.00.00.00.00.0

expe:AllOtherCountries


Property
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-31
Value14316030624417612010782623225
Percentage of PropertyPlantAndEquipmentNet6.37.316.315.512.711.319.417.115.210.29.1
Percentage of Assets0.80.71.71.31.10.81.21.10.90.50.4
Percentage of Assets expe:AllOtherCountries0.00.00.00.00.00.00.00.00.00.00.0

Goodwill

us-gaap:Goodwill

us-gaap:Goodwill


Goodwill
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value73707363738073437330733081278104811881098120815781398251822882268156797979428027801980267992540039764016395536693696370436633657364336423015300630002888287736533678366536423603
Percentage of Goodwill100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets30.533.739.537.333.535.937.937.936.638.745.042.639.640.444.443.243.845.250.349.847.949.051.643.533.639.643.938.940.041.747.344.641.743.242.640.140.042.444.247.645.749.154.860.7

us-gaap:Goodwill us-gaap:FairValueByMeasurementFrequency, us-gaap:StatementBusinessSegments

us-gaap:FairValueMeasurementsNonrecurring, expe:RetailSegment


Goodwillus-gaap:
Period End2020-12-31
Value2300
Percentage of Goodwill31.2
Percentage of Assets12.3
Percentage of Assets us-gaap:FairValueMeasurementsNonrecurring expe:RetailSegment0.0

us-gaap:FairValueMeasurementsNonrecurring, expe:Trivago


Goodwillus-gaap:
Period End2020-09-302020-06-302020-03-31
Value322315316
Percentage of Goodwill4.44.34.3
Percentage of Assets1.61.41.5
Percentage of Assets us-gaap:FairValueMeasurementsNonrecurring expe:Trivago0.00.00.0

us-gaap:FairValueMeasurementsNonrecurring, us-gaap:Retail


Goodwillus-gaap:
Period End2020-09-302020-06-302020-03-31
Value220022002300
Percentage of Goodwill30.030.031.4
Percentage of Assets11.210.011.3
Percentage of Assets us-gaap:FairValueMeasurementsNonrecurring us-gaap:Retail0.00.00.0

us-gaap:Goodwill us-gaap:StatementBusinessSegments

expe:BusinessToBusinessMember


Goodwillus-gaap:
Period End2020-12-312019-12-312018-12-31
Value538529531
Percentage of Goodwill7.36.56.5
Percentage of Assets2.92.52.9
Percentage of Assets expe:BusinessToBusinessMember0.00.00.0

expe:RetailSegment


Goodwillus-gaap:
Period End2020-12-312019-12-312018-12-31
Value650570497028
Percentage of Goodwill88.186.786.6
Percentage of Assets34.832.939.0
Percentage of Assets expe:RetailSegment0.00.00.0

expe:Trivago


Goodwillus-gaap:
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-31
Value337549561588516539593633
Percentage of Goodwill4.66.86.97.26.56.815.017.3
Percentage of Assets1.82.63.13.23.33.56.68.2
Percentage of Assets expe:Trivago0.00.00.00.00.00.00.00.0

Indefinite Lived Intangible Assets Excluding Goodwill

us-gaap:IndefiniteLivedIntangibleAssetsExcludingGoodwill

us-gaap:IndefiniteLivedIntangibleAssetsExcludingGoodwill


Indefinite
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-31
Value118312841400147814571459976875657657
Percentage of IndefiniteLivedIntangibleAssetsExcludingGoodwill100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets6.36.07.88.09.29.410.811.39.310.1

Intangible Assets Net Excluding Goodwill

us-gaap:IntangibleAssetsNetExcludingGoodwill

us-gaap:IntangibleAssetsNetExcludingGoodwill


Intangible
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value1457147915151537160016421804184318871936199221012157224323082377239023862446257326462738279321221476151112901076108711091111112911451163821828836738743779793795797823
Percentage of IntangibleAssetsNetExcludingGoodwill100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets6.06.88.17.87.38.08.48.68.59.211.011.010.511.012.512.512.813.515.516.015.816.718.017.112.514.914.311.411.812.514.413.813.113.811.611.011.110.811.410.29.910.712.013.9

Finite Lived Intangible Assets Net

us-gaap:FiniteLivedIntangibleAssetsNet

us-gaap:FiniteLivedIntangibleAssetsNet


Finite
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-31
Value33252059282998913343132351638689
Percentage of FiniteLivedIntangibleAssetsNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets1.82.43.34.56.38.63.53.02.31.31.3

us-gaap:FiniteLivedIntangibleAssetsNet us-gaap:FiniteLivedIntangibleAssetsByMajorClass

expe:DomainNames


Finite
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-31
Value40747661638022
Percentage of FiniteLivedIntangibleAssetsNet12.014.212.87.46.46.07.3
Percentage of Assets0.20.30.40.30.40.50.3
Percentage of Assets expe:DomainNames0.00.00.00.00.00.00.0

expe:SupplierRelationships


Finite
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-31
Value10516822428732843115672
Percentage of FiniteLivedIntangibleAssetsNet31.632.337.834.733.232.450.030.7
Percentage of Assets0.60.81.21.62.12.81.70.9
Percentage of Assets expe:SupplierRelationships0.00.00.00.00.00.00.00.0

us-gaap:CustomerRelationships


Finite
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-31
Value9815924036043654081
Percentage of FiniteLivedIntangibleAssetsNet29.530.640.543.544.140.525.9
Percentage of Assets0.50.71.31.92.83.50.9
Percentage of Assets us-gaap:CustomerRelationships0.00.00.00.00.00.00.0

us-gaap:OtherIntangibleAssets


Finite
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-31
Value89111182835493221121012
Percentage of FiniteLivedIntangibleAssetsNet26.821.33.03.43.63.710.49.17.412.514.5
Percentage of Assets0.50.50.10.20.20.30.40.30.20.20.2
Percentage of Assets us-gaap:OtherIntangibleAssets0.00.00.00.00.00.00.00.00.00.00.0

Intangible Assets Net Including Goodwill

us-gaap:IntangibleAssetsNetIncludingGoodwill

us-gaap:IntangibleAssetsNetIncludingGoodwill


Intangible
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-31
Value889599311011210537103881078652454774
Percentage of IntangibleAssetsNetIncludingGoodwill100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets47.646.456.156.965.869.658.261.7

Deferred Tax Assets Liabilities Net

us-gaap:DeferredTaxAssetsLiabilitiesNet

us-gaap:DeferredTaxAssetsLiabilitiesNet


Deferred
Period End2020-12-312019-12-312018-12-312014-12-312013-12-312012-12-312011-12-312010-12-31
Value592890.0-273.636-353.251-240.732-264.479-241.502
Percentage of DeferredTaxAssetsLiabilitiesNet100.0100.00.0100.0100.0100.0100.0100.0
Percentage of Assets3.20.40.0-3.0-4.6-3.4-4.1-3.6

Operating Lease Right Of Use Asset

us-gaap:OperatingLeaseRightOfUseAsset

us-gaap:OperatingLeaseRightOfUseAsset


Operating
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302018-12-31
Value4674985745986266286114955240.0
Percentage of OperatingLeaseRightOfUseAsset100.0100.0100.0100.0100.0100.0100.0100.0100.00.0
Percentage of Assets1.92.33.13.02.93.12.92.32.40.0

Accrued Income Taxes Current

us-gaap:AccruedIncomeTaxesCurrent

us-gaap:AccruedIncomeTaxesCurrent


Accrued
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312012-12-31
Value3283155034785988100282574175198.03327187849613453681318918593121456162
Percentage of AccruedIncomeTaxesCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets1.41.40.30.20.40.30.40.50.10.10.40.90.10.00.20.10.10.40.30.40.20.30.41.10.80.20.70.30.20.50.80.9

Accrued Liabilities Current

us-gaap:AccruedLiabilitiesCurrent

us-gaap:AccruedLiabilitiesCurrent


Accrued
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value103894697910761166978105093295078780869569259712641181116110351090103710659891469940740674753669597510536482450573590398360304333421356279322325
Percentage of AccruedLiabilitiesCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets4.34.35.25.55.34.84.94.44.33.84.53.63.42.96.86.26.25.96.96.46.46.09.57.66.36.78.47.16.55.76.95.95.26.88.35.34.84.55.15.54.43.74.95.5

Contract With Customer Liability Current

us-gaap:ContractWithCustomerLiabilityCurrent

us-gaap:ContractWithCustomerLiabilityCurrent


Contract
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302017-12-31
Value172174172177197221321381522533364346326
Percentage of ContractWithCustomerLiabilityCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.70.80.90.90.91.11.51.82.42.52.01.81.8

us-gaap:ContractWithCustomerLiabilityCurrent us-gaap:ContractWithCustomerBasisOfPricing

expe:OtherDeferredRevenue


Contract
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-01-01
Value172174172177197221321381522533364346326
Percentage of ContractWithCustomerLiabilityCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0
Percentage of Assets0.70.80.90.90.91.11.51.82.42.52.01.80.0
Percentage of Assets expe:OtherDeferredRevenue0.00.00.00.00.00.00.00.00.00.00.00.00.0

Liabilities Current

us-gaap:LiabilitiesCurrent

us-gaap:LiabilitiesCurrent


Liabilities
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value11713877454065636787296081071410582116761072680608763104979991787882728744801961276619744669575926594159685382418645414857444932943721421039842982329834503002255326162998265218891835
Percentage of LiabilitiesCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets48.440.128.928.635.947.150.049.552.651.244.745.851.148.942.643.547.045.438.841.044.542.538.247.950.453.146.448.252.650.142.645.448.247.242.143.946.044.039.334.137.335.628.430.9

Operating Lease Liability Current

us-gaap:OperatingLeaseLiabilityCurrent

us-gaap:OperatingLeaseLiabilityCurrent


Operating
Period End2020-12-312019-12-31
Value126119
Percentage of OperatingLeaseLiabilityCurrent100.0100.0
Percentage of Assets0.70.6

Long Term Debt

us-gaap:LongTermDebt

us-gaap:LongTermDebt


Long
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302016-12-31
Value84808464821681767653493049384919371537043717372742314271424942353159
Percentage of LongTermDebt100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets35.138.744.041.534.924.123.123.016.717.720.619.520.620.922.922.320.0

us-gaap:LongTermDebt us-gaap:DebtInstrument

expe:FivePointZeroPercentSeniorNotesDueOnTwoZeroTwoSix


Long
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302016-12-31
Value744744744744743743743743742742742742741741740
Percentage of LongTermDebt9.19.19.715.115.015.120.020.120.019.917.517.417.417.523.4
Percentage of Assets4.03.83.43.63.53.53.33.54.13.93.63.64.03.94.7
Percentage of Assets expe:FivePointZeroPercentSeniorNotesDueOnTwoZeroTwoSix0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

expe:FourPointFivePercentSeniorNotesDueOnTwoZeroTwoFour


Long
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302016-12-31
Value497497497497497496496496496496496495495494494
Percentage of LongTermDebt6.06.16.510.110.110.113.413.413.313.311.711.611.711.715.7
Percentage of Assets2.72.52.32.42.32.32.22.42.82.62.42.42.72.63.1
Percentage of Assets expe:FourPointFivePercentSeniorNotesDueOnTwoZeroTwoFour0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

expe:SevenPercentUnsecuredSeniorNotesDueMayTwoThousandTwentyFive


Long
Period End2020-12-312020-09-302020-06-302019-12-31
Value7407397390.0
Percentage of LongTermDebt9.09.09.70.0
Percentage of Assets4.03.83.40.0
Percentage of Assets expe:SevenPercentUnsecuredSeniorNotesDueMayTwoThousandTwentyFive0.00.00.00.0

expe:SixPointTwentyFivePercentUnsecuredSeniorNotesDueMayTwoThousandTwentyFive


Long
Period End2020-12-312020-09-302020-06-302019-12-31
Value1972197119700.0
Percentage of LongTermDebt24.024.125.70.0
Percentage of Assets10.610.09.00.0
Percentage of Assets expe:SixPointTwentyFivePercentUnsecuredSeniorNotesDueMayTwoThousandTwentyFive0.00.00.00.0

expe:ThreePointEightPercentSeniorNotesDueOnTwoZeroTwoEight


Long
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302016-12-31
Value9939939929929929929919919919919909909899890.0
Percentage of LongTermDebt12.112.113.020.120.120.226.726.826.726.623.423.223.323.40.0
Percentage of Assets5.35.04.54.94.64.64.54.75.55.24.84.85.35.20.0
Percentage of Assets expe:ThreePointEightPercentSeniorNotesDueOnTwoZeroTwoEight0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

expe:ThreePointSixPercentSeniorNotesDueTwoThousandTwentyThree


Long
Period End2020-12-312020-09-30
Value496495
Percentage of LongTermDebt6.06.1
Percentage of Assets2.72.5
Percentage of Assets expe:ThreePointSixPercentSeniorNotesDueTwoThousandTwentyThree0.00.0

expe:ThreePointTwentyFivePercentSeniorNotesDueTwoThousandThirty


Long
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302018-12-31
Value1233123312321232123212310.0
Percentage of LongTermDebt15.015.116.125.024.925.00.0
Percentage of Assets6.66.35.66.05.85.80.0
Percentage of Assets expe:ThreePointTwentyFivePercentSeniorNotesDueTwoThousandThirty0.00.00.00.00.00.00.0

expe:TwoPointFivePercentSeniorNotesDueOnTwoZeroTwoTwo


Long
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302016-12-31
Value798761729715725708736725740750755796774762677
Percentage of LongTermDebt9.79.39.514.514.714.419.819.619.920.117.818.618.218.021.4
Percentage of Assets4.33.93.33.53.43.33.33.54.13.93.73.94.24.04.3
Percentage of Assets expe:TwoPointFivePercentSeniorNotesDueOnTwoZeroTwoTwo0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:LongTermDebt us-gaap:DebtInstrument, us-gaap:LongtermDebtType

expe:ConvertibleSeniorNotesDue2026, us-gaap:ConvertibleDebt


Long
Period End2021-06-302021-03-31
Value984983
Percentage of LongTermDebt11.611.6
Percentage of Assets4.14.5
Percentage of Assets expe:ConvertibleSeniorNotesDue2026 us-gaap:ConvertibleDebt0.00.0

expe:FivePointZeroPercentSeniorNotesDueOnTwoZeroTwoSix, us-gaap:SeniorNotes


Long
Period End2021-06-302021-03-312020-12-31
Value745745744
Percentage of LongTermDebt8.88.89.1
Percentage of Assets3.13.44.0
Percentage of Assets expe:FivePointZeroPercentSeniorNotesDueOnTwoZeroTwoSix us-gaap:SeniorNotes0.00.00.0

expe:FourPointFivePercentSeniorNotesDueOnTwoZeroTwoFour, us-gaap:SeniorNotes


Long
Period End2021-06-302021-03-312020-12-31
Value498497497
Percentage of LongTermDebt5.95.96.0
Percentage of Assets2.12.32.7
Percentage of Assets expe:FourPointFivePercentSeniorNotesDueOnTwoZeroTwoFour us-gaap:SeniorNotes0.00.00.0

expe:FourPointSixTwoFivePercentSeniorNotesDueTwoThousandTwentySeven, us-gaap:SeniorNotes


Long
Period End2021-06-302021-03-312020-12-31
Value744743743
Percentage of LongTermDebt8.88.89.0
Percentage of Assets3.13.44.0
Percentage of Assets expe:FourPointSixTwoFivePercentSeniorNotesDueTwoThousandTwentySeven us-gaap:SeniorNotes0.00.00.0

expe:SevenPercentUnsecuredSeniorNotesDueMayTwoThousandTwentyFive, us-gaap:SeniorNotes


Long
Period End2020-12-31
Value740
Percentage of LongTermDebt9.0
Percentage of Assets4.0
Percentage of Assets expe:SevenPercentUnsecuredSeniorNotesDueMayTwoThousandTwentyFive us-gaap:SeniorNotes0.0

expe:SixPointTwentyFivePercentUnsecuredSeniorNotesDueMayTwoThousandTwentyFive, us-gaap:SeniorNotes


Long
Period End2021-06-302021-03-312020-12-31
Value103110311972
Percentage of LongTermDebt12.212.224.0
Percentage of Assets4.34.710.6
Percentage of Assets expe:SixPointTwentyFivePercentUnsecuredSeniorNotesDueMayTwoThousandTwentyFive us-gaap:SeniorNotes0.00.00.0

expe:ThreePointTwentyFivePercentSeniorNotesDueTwoThousandThirty, us-gaap:SeniorNotes


Long
Period End2021-06-302021-03-312020-12-31
Value123412341233
Percentage of LongTermDebt14.614.615.0
Percentage of Assets5.15.66.6
Percentage of Assets expe:ThreePointTwentyFivePercentSeniorNotesDueTwoThousandThirty us-gaap:SeniorNotes0.00.00.0

expe:TwoPointFivePercentSeniorNotesDueOnTwoZeroTwoTwo, us-gaap:SeniorNotes


Long
Period End2021-06-302021-03-312020-12-31
Value772760798
Percentage of LongTermDebt9.19.09.7
Percentage of Assets3.23.54.3
Percentage of Assets expe:TwoPointFivePercentSeniorNotesDueOnTwoZeroTwoTwo us-gaap:SeniorNotes0.00.00.0

expe:TwoPointNineFivePercentageSeniorNotesDue2031, us-gaap:SeniorNotes


Long
Period End2021-06-302021-03-31
Value983982
Percentage of LongTermDebt11.611.6
Percentage of Assets4.14.5
Percentage of Assets expe:TwoPointNineFivePercentageSeniorNotesDue2031 us-gaap:SeniorNotes0.00.0

Long Term Debt Noncurrent

us-gaap:LongTermDebtNoncurrent

us-gaap:LongTermDebtNoncurrent


Long
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value82168176690341804189417037153704371737273731377137493735322031703159320431963209320124752472174617461746124912491249124912491249124912491249124912491645164516451644895
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 Assets44.041.531.520.519.619.516.717.720.619.518.218.520.219.617.317.920.019.919.119.620.620.020.917.219.418.513.514.116.115.214.314.817.616.616.618.319.221.420.422.124.715.1

Deferred Income Tax Liabilities Net

us-gaap:DeferredIncomeTaxLiabilitiesNet

us-gaap:DeferredIncomeTaxLiabilitiesNet


Deferred
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302016-12-31
Value22236710574585660656669250314405328393466484
Percentage of DeferredIncomeTaxLiabilitiesNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.10.10.40.50.30.30.30.30.30.30.41.31.52.01.82.12.53.1

Other Liabilities Noncurrent

us-gaap:OtherLiabilitiesNoncurrent

us-gaap:OtherLiabilitiesNoncurrent


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value465456462456388383374354343332506455440432408395369323312358322328314284220203180167182152138132127133140134126123117118122132131233
Percentage of OtherLiabilitiesNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets1.92.12.52.31.81.91.71.71.51.62.82.42.12.12.22.12.01.82.02.21.92.02.02.31.92.02.01.82.01.71.81.61.51.62.01.81.71.81.81.51.51.82.03.9

Operating Lease Liability Noncurrent

us-gaap:OperatingLeaseLiabilityNoncurrent

us-gaap:OperatingLeaseLiabilityNoncurrent


Operating
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302018-12-31
Value4084395135225435475324430.0
Percentage of OperatingLeaseLiabilityNoncurrent100.0100.0100.0100.0100.0100.0100.0100.00.0
Percentage of Assets1.72.02.72.72.52.72.52.10.0

Lessee Operating Lease Liability Payments Due Year Two

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearTwo

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearTwo


Lessee
Period End2020-12-31
Value109
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueYearTwo100.0
Percentage of Assets0.6

Lessee Operating Lease Liability Payments Due Year Three

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearThree

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearThree


Lessee
Period End2020-12-31
Value82
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueYearThree100.0
Percentage of Assets0.4

Lessee Operating Lease Liability Payments Due Year Four

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFour

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFour


Lessee
Period End2020-12-31
Value66
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueYearFour100.0
Percentage of Assets0.4

Lessee Operating Lease Liability Payments Due Year Five

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFive

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFive


Lessee
Period End2020-12-31
Value57
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueYearFive100.0
Percentage of Assets0.3

Lessee Operating Lease Liability Payments Due After Year Five

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive


Lessee
Period End2020-12-31
Value289
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive100.0
Percentage of Assets1.5

Operating Lease Liability

us-gaap:OperatingLeaseLiability

us-gaap:OperatingLeaseLiability


Operating
Period End2020-12-312019-12-312019-09-302019-06-30
Value639651544576
Percentage of OperatingLeaseLiability100.0100.0100.0100.0
Percentage of Assets3.43.02.52.6

Lessee Operating Lease Liability Payments Due

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDue

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDue


Lessee
Period End2020-12-31
Value750
Percentage of LesseeOperatingLeaseLiabilityPaymentsDue100.0
Percentage of Assets4.0

Lessee Operating Lease Liability Undiscounted Excess Amount

us-gaap:LesseeOperatingLeaseLiabilityUndiscountedExcessAmount

us-gaap:LesseeOperatingLeaseLiabilityUndiscountedExcessAmount


Lessee
Period End2020-12-31
Value111
Percentage of LesseeOperatingLeaseLiabilityUndiscountedExcessAmount100.0
Percentage of Assets0.6

Stockholders Equity

us-gaap:StockholdersEquity

us-gaap:StockholdersEquity


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value10961209151016321734227039674184434240834104438639674195452246034226408941323885420246314864244121111663178418841875199521452195222721592280236522342048219928972880270326722682
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 Assets4.55.58.18.37.911.118.519.619.619.522.822.919.320.524.424.222.723.126.224.125.128.331.419.717.816.419.820.020.322.427.726.825.525.632.231.529.830.033.837.735.836.240.245.2

Stockholders Equity Including Portion Attributable To Noncontrolling Interest

us-gaap:StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest

us-gaap:StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-312008-12-312007-12-31
Value2582268830043112320337415536573959075634565159275552580861286215582256595693395242664697492925062174182818932001199021052258230523382270238924722341215523053038301327692736274923804880
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets10.712.316.115.814.618.325.826.826.626.931.331.027.028.433.132.731.332.036.124.525.528.731.820.218.418.021.021.221.623.729.228.126.726.933.732.931.231.635.439.637.537.141.146.30.00.0

us-gaap:StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest us-gaap:StatementEquityComponents

us-gaap:AccumulatedOtherComprehensiveIncome


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312012-01-012011-12-312010-12-312009-12-312008-12-312007-12-31
Value-186.0-199.0-178.0-239.0-273.0-301.0-217.0-258.0-216.0-217.0-220.0-202.0-190.0-125.0-148.933-280.399-284.894-138.774180.022-17.35-17.35-8.8033.379-16.00223
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest-7.2-7.4-5.9-7.7-8.5-8.0-3.9-4.5-3.7-3.9-3.9-3.4-3.4-2.2-2.4-4.9-5.8-7.30.80.00.0-0.8-0.30.1-0.70.5
Percentage of Assets-0.8-0.9-1.0-1.2-1.2-1.5-1.0-1.2-1.0-1.0-1.2-1.1-0.9-0.6-0.8-1.8-1.8-1.50.20.00.0-0.3-0.10.10.00.0
Percentage of Assets us-gaap:AccumulatedOtherComprehensiveIncome0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:AdditionalPaidInCapital


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312012-01-012011-12-312010-12-312009-12-312008-12-312007-12-31
Value1399513919135661336113300131241297812882982196949549947693319228916287948696589258025675547454746116603459795902
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest542.0517.8451.6429.3415.2350.8234.4224.5166.3172.1169.0159.9168.1158.9149.5154.5176.4311.2256.8237.50.0237.5223.5219.4251.1121.0
Percentage of Assets57.963.772.667.960.764.360.660.244.246.253.049.545.445.249.555.756.165.375.080.10.084.292.0101.60.00.0
Percentage of Assets us-gaap:AdditionalPaidInCapital0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:NoncontrollingInterest


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312012-01-012011-12-312010-12-312009-12-312008-12-312007-12-31
Value14861479149414801469147115691555156515511547154115851613160615606510911310910510564676370
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest57.655.049.747.645.939.328.327.126.527.527.426.028.527.826.227.41.35.85.04.60.04.62.32.42.71.4
Percentage of Assets6.16.88.07.56.77.27.37.37.07.48.68.17.77.98.79.90.41.21.51.50.01.61.01.10.00.0
Percentage of Assets us-gaap:NoncontrollingInterest0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:RetainedEarnings


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312012-01-012011-12-312010-12-312009-12-312008-12-312007-12-31
Value-2531.0-2359.0-1781.0-1398.0-1206.0-470.08798505083735175517411733112950728-209.218-442.068-722.239-722.239-1194.533-1616.033-1915.559602
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest-98.0-87.8-59.3-44.9-37.7-12.615.914.88.66.69.19.31.32.05.42.310.31.5-9.3-18.50.0-31.3-43.6-58.8-80.512.3
Percentage of Assets-10.5-10.8-9.5-7.1-5.5-2.34.14.02.31.82.92.90.40.61.80.83.30.3-2.7-6.20.0-11.1-18.0-27.20.00.0
Percentage of Assets us-gaap:RetainedEarnings0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:TreasuryStock


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312012-01-012011-12-312010-12-312009-12-312008-12-312007-12-31
Value-10182.0-10152.0-10097.0-10092.0-10087.0-10083.0-9673.0-9290.0-5771.0-5767.0-5742.0-5439.0-5248.0-5025.0-4822.743-4510.655-4054.909-3998.12-3465.675-2952.79-2535.219-2535.219-2241.191-1739.198-1731.235-1718.833
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest-394.3-377.7-336.1-324.3-314.9-269.5-174.7-161.9-97.7-102.4-101.6-91.8-94.5-86.5-78.7-79.2-82.3-211.1-153.4-123.60.0-110.0-81.9-63.2-72.7-35.2
Percentage of Assets-42.1-46.4-54.0-51.3-46.0-49.4-45.2-43.4-26.0-27.5-31.8-28.4-25.5-24.6-26.0-28.6-26.2-44.3-44.8-41.70.0-39.0-33.7-29.30.00.0
Percentage of Assets us-gaap:TreasuryStock0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Additional Paid In Capital Common Stock

us-gaap:AdditionalPaidInCapitalCommonStock

us-gaap:AdditionalPaidInCapitalCommonStock


Additional
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312014-12-31
Value13995139191356613361133001312412978128829821969495499476933192289162907090248895879486148877878786965921
Percentage of AdditionalPaidInCapitalCommonStock100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets57.963.772.667.960.764.360.660.244.246.253.049.545.445.249.547.748.550.355.753.453.153.656.165.6

Retained Earnings Accumulated Deficit

us-gaap:RetainedEarningsAccumulatedDeficit

us-gaap:RetainedEarningsAccumulatedDeficit


Retained
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value-2531.0-2359.0-1781.0-1398.0-1206.0-470.087985050837351755174117331321140.6661290.07.3693735070.02831-134.149-223.522-209.218-303.935-474.794-546.294-442.068-448.802-620.279-725.52-722.239-792.567-1002.101-1142.494-1194.533-1616.033
Percentage of RetainedEarningsAccumulatedDeficit100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets-10.5-10.8-9.5-7.1-5.5-2.34.14.02.31.82.92.90.40.61.81.70.10.00.80.00.02.33.30.00.30.3-1.5-2.5-2.7-3.7-5.4-6.5-6.2-6.0-8.3-10.6-11.1-10.3-12.5-15.3-18.0-27.2

Accumulated Other Comprehensive Income Loss Net Of Tax

us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax

us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax


Accumulated
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value-186.0-199.0-178.0-239.0-273.0-301.0-217.0-258.0-216.0-217.0-220.0-202.0-190.0-125.0-148.933-123.973-188.34-251.413-280.399-307.112-299.566-287.368-284.894-284.246-256.692-239.48-138.774-31.0352528189.189-16.614-18.7820.022-12.584-26.761-3.008-17.35-13.8192215-8.8033.379
Percentage of AccumulatedOtherComprehensiveIncomeLossNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets-0.8-0.9-1.0-1.2-1.2-1.5-1.0-1.2-1.0-1.0-1.2-1.1-0.9-0.6-0.8-0.7-1.0-1.4-1.8-1.9-1.8-1.8-1.8-2.3-2.2-2.4-1.5-0.30.30.30.20.1-0.2-0.20.0-0.2-0.4-0.0-0.3-0.20.30.2-0.10.1

Treasury Stock Value

us-gaap:TreasuryStockValue

us-gaap:TreasuryStockValue


Treasury
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value10182101521009710092100871008396739290577157675742543952485025482246644624455545104421438342414054404340394043399839343804358734653298307730602952290128322733253524492290228922411739
Percentage of TreasuryStockValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets42.146.454.051.346.049.445.243.426.027.531.828.425.524.626.024.524.825.828.627.426.225.926.232.634.139.944.341.841.240.444.840.235.236.341.738.637.740.139.031.928.530.733.729.3

Stock Issued During Period Value New Issues

us-gaap:StockIssuedDuringPeriodValueNewIssues us-gaap:StatementEquityComponents

us-gaap:StockIssuedDuringPeriodValueNewIssues

us-gaap:AdditionalPaidInCapital


Stock
Period End2020-09-30
Value110
Percentage of StockIssuedDuringPeriodValueNewIssues100.0
Percentage of Assets0.0
Percentage of Assets us-gaap:AdditionalPaidInCapital0.0

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

us-gaap:AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue

us-gaap:AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue


Adjustments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value13491525559596958635651545449
Percentage of AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue us-gaap:StatementEquityComponents

us-gaap:AdditionalPaidInCapital


Adjustments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value13491525559596958635651545449
Percentage of AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of Assets us-gaap:AdditionalPaidInCapital0.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Net Cash Provided By Used In Operating Activities

us-gaap:NetCashProvidedByUsedInOperatingActivities

us-gaap:NetCashProvidedByUsedInOperatingActivities


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value25142170-385.0-819.0-1846.0-784.0341-861.011382149-145.0-371.08151676-146.8465.699490729-160.2344.384313619
Percentage of NetCashProvidedByUsedInOperatingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax119.1174.2-41.8-54.5-326.1-35.512.4-24.236.182.4-5.7-11.328.366.8-6.30.547.988.7-21.70.437.686.3

Net Cash Provided By Used In Investing Activities

us-gaap:NetCashProvidedByUsedInInvestingActivities

us-gaap:NetCashProvidedByUsedInInvestingActivities


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value-233.0-180.0-156.0234-373.032-124.0-263.0-460.0-706.096779-706.0-728.0-103.39235-111.08-433.97231-357.874-442.51-48.828
Percentage of NetCashProvidedByUsedInInvestingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-11.0-14.4-17.015.6-65.91.4-4.5-7.4-14.6-27.13.823.8-24.5-29.0-4.520.6-10.9-52.84.3-36.2-53.1-6.8

Net Cash Provided By Used In Financing Activities

us-gaap:NetCashProvidedByUsedInFinancingActivities

us-gaap:NetCashProvidedByUsedInFinancingActivities


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value-588.0210-494.0-762.038161517-432.05731321-335.0-698.0-220.0-236.0-173.486-162.62564-65.05-109.111481-40.272-200.508
Percentage of NetCashProvidedByUsedInFinancingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-27.916.9-53.7-50.7674.268.7-15.716.10.40.8-13.1-21.3-7.6-9.4-7.5-14.36.3-7.9-14.848.8-4.8-27.9

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

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect


Cash
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value17402127-943.0-1285.01645624-150.0-633.07221453-404.0-303.0-234.0729-371.0365384721
Percentage of CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax82.4170.7-102.5-85.4290.628.2-5.5-17.822.955.7-15.8-9.2-8.129.1-16.012.314.832.9

Amortization Of Financing Costs

us-gaap:AmortizationOfFinancingCosts us-gaap:DebtInstrument, us-gaap:LongtermDebtType

us-gaap:AmortizationOfFinancingCosts

expe:ConvertibleSeniorNotesDue2026, us-gaap:ConvertibleDebt


Amortization
Period End2021-06-302021-03-31
Value600000.0400000.0
Percentage of AmortizationOfFinancingCosts100.0100.0

Deferred Income Tax Expense Benefit

us-gaap:DeferredIncomeTaxExpenseBenefit

us-gaap:DeferredIncomeTaxExpenseBenefit


Deferred
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value-66.0-175.0-120.0-89.0-171.0-108.0-33.0-43.0-32.017-27.0-275.0-94.088-14.031-91.555-11.4021351-90.1572.2212120-44.649-1.4573.478-51.66-26.562-6.6025.793-3.635-22.149204.741-71.3397.663-1.767102.74-5.9366.1117.027145.631-3.6186.962
Percentage of DeferredIncomeTaxExpenseBenefit100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Depreciation Depletion And Amortization

us-gaap:DepreciationDepletionAndAmortization

us-gaap:DepreciationDepletionAndAmortization


Depreciation
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value205209212220232229226228228228
Percentage of DepreciationDepletionAndAmortization100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Increase Decrease In Accounts Receivable

us-gaap:IncreaseDecreaseInAccountsReceivable

us-gaap:IncreaseDecreaseInAccountsReceivable


Increase
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value429300-145.0-157.0-393.0-1086.0-175.0-199.0274468-134.0-60.013134527-6.221201232-21.104-69.9399267-183.356-31.052197215-119.099-29.944110196-82.7912.756150-108.088497071-33.39-30.71132101-78.368.512085
Percentage of IncreaseDecreaseInAccountsReceivable100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Net Cash Provided By Used In Operating Activities

us-gaap:NetCashProvidedByUsedInOperatingActivities

us-gaap:NetCashProvidedByUsedInOperatingActivities


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value25142170-385.0-819.0-1846.0-784.0341-861.011382149-145.0-371.08151676-146.8465.699490729-160.2344.384313619
Percentage of NetCashProvidedByUsedInOperatingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax119.1174.2-41.8-54.5-326.1-35.512.4-24.236.182.4-5.7-11.328.366.8-6.30.547.988.7-21.70.437.686.3

Net Income Loss

us-gaap:NetIncomeLoss

us-gaap:NetIncomeLoss


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value-172.0-578.0-383.0-192.0-736.0-1301.076409183-103.0175251.0-137.05535256-86.1227927931-121.861-12.538283449446525789-14.3049417071-104.2266.734171105-3.28170209140527117611459
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 RevenueFromContractWithCustomerExcludingAssessedTax-8.1-46.4-41.6-12.8-130.0-58.92.811.55.8-3.90.716.00.0-5.52.411.92.2-3.93.810.81.4-6.4-0.714.627.03.24.915.06.0-1.28.212.25.9-10.30.714.310.1-0.48.918.413.76.39.717.913.78.3

Profit Loss

us-gaap:ProfitLoss

us-gaap:ProfitLoss


Profit
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value-177.0-581.0-391.0-200.0-740.0-1397.078407187-100.025531-9.0-149.05234953-84.539842786.007-121.804-12.886276426325625085-19.8049316663-107.3686.902169106-2.30271210140527117811560
Percentage of ProfitLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-8.4-46.6-42.5-13.3-130.7-63.22.811.45.9-3.81.016.2-0.3-5.92.311.82.1-3.94.110.80.3-6.4-0.814.325.72.44.214.65.7-1.68.211.95.2-10.60.714.210.2-0.39.018.413.86.49.718.013.88.4

Share Based Compensation

us-gaap:ShareBasedCompensation

us-gaap:ShareBasedCompensation


Share
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value12083494754556660595649545050456.2795047444810053446341281622212420181675151516161815131713131418
Percentage of ShareBasedCompensation100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ShareBasedCompensation us-gaap:ConsolidationItems

expe:CorporateAndEliminations


Share
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-30
Value12083494754556660595649545050456.27950474448100484463
Percentage of ShareBasedCompensation100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.090.6100.0100.0

Net Cash Provided By Used In Investing Activities

us-gaap:NetCashProvidedByUsedInInvestingActivities

us-gaap:NetCashProvidedByUsedInInvestingActivities


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value-233.0-180.0-156.0234-373.032-124.0-263.0-460.0-706.096779-706.0-728.0-103.39235-111.08-433.97231-357.874-442.51-48.828
Percentage of NetCashProvidedByUsedInInvestingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-11.0-14.4-17.015.6-65.91.4-4.5-7.4-14.6-27.13.823.8-24.5-29.0-4.520.6-10.9-52.84.3-36.2-53.1-6.8

Payments To Acquire Property Plant And Equipment

us-gaap:PaymentsToAcquirePropertyPlantAndEquipment

us-gaap:PaymentsToAcquirePropertyPlantAndEquipment


Payments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value1831681281762062872962912992742442232191921841681901661821872121671611563661028882827473777087585966503364575141404329
Percentage of PaymentsToAcquirePropertyPlantAndEquipment100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Payments To Acquire Investments

us-gaap:PaymentsToAcquireInvestments

us-gaap:PaymentsToAcquireInvestments


Payments
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value0.00.040028563647198438894580286798721211780240.0200.09.06.2216034614918530495779.36853159834252371429354332617667618637435871
Percentage of PaymentsToAcquireInvestments0.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Net Cash Provided By Used In Financing Activities

us-gaap:NetCashProvidedByUsedInFinancingActivities

us-gaap:NetCashProvidedByUsedInFinancingActivities


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value-588.0210-494.0-762.038161517-432.05731321-335.0-698.0-220.0-236.0-173.486-162.62564-65.05-109.111481-40.272-200.508
Percentage of NetCashProvidedByUsedInFinancingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-27.916.9-53.7-50.7674.268.7-15.716.10.40.8-13.1-21.3-7.6-9.4-7.5-14.36.3-7.9-14.848.8-4.8-27.9

Proceeds From Issuance Of Long Term Debt

us-gaap:ProceedsFromIssuanceOfLongTermDebt

us-gaap:ProceedsFromIssuanceOfLongTermDebt


Proceeds
Period End2020-12-312020-09-302019-12-312019-09-302018-12-312015-12-312015-09-302014-12-312010-12-31
Value-1.01232-4.012350.0741-1.894-0.736-0.524
Percentage of ProceedsFromIssuanceOfLongTermDebt100.0100.0100.0100.00.0100.0100.0100.0100.0

Payments Of Dividends Common Stock

us-gaap:PaymentsOfDividendsCommonStock

us-gaap:PaymentsOfDividendsCommonStock


Payments
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-30
Value0.00.00.0485050
Percentage of PaymentsOfDividendsCommonStock0.00.00.0100.0100.0100.0

Payments For Repurchase Of Common Stock

us-gaap:PaymentsForRepurchaseOfCommonStock

us-gaap:PaymentsForRepurchaseOfCommonStock


Payments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value30556.05.04.04103913234.0253031942242021583969458938141187113.7690.002446813021712116722116117516899198851591.299471071950.953197
Percentage of PaymentsForRepurchaseOfCommonStock100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Debt Instrument Interest Rate Stated Percentage

us-gaap:DebtInstrumentInterestRateStatedPercentage us-gaap:DebtInstrument, us-gaap:LongtermDebtType, us-gaap:SubsequentEventType

us-gaap:DebtInstrumentInterestRateStatedPercentage

expe:FourPointSixTwoFivePercentSeniorNotesDueTwoThousandTwentySeven, expe:UnsecuredSeniorNotes, us-gaap:SubsequentEvent


Debt
Period End2020-07-14
Value0.04625
Percentage of DebtInstrumentInterestRateStatedPercentage100.0
Percentage of LongTermDebtAndCapitalLeaseObligations0.0
Percentage of LongTermDebtAndCapitalLeaseObligations expe:FourPointSixTwoFivePercentSeniorNotesDueTwoThousandTwentySeven expe:UnsecuredSeniorNotes us-gaap:SubsequentEvent0.0

expe:ThreePointSixPercentSeniorNotesDueTwoThousandTwentyThree, expe:UnsecuredSeniorNotes, us-gaap:SubsequentEvent


Debt
Period End2020-07-14
Value0.036
Percentage of DebtInstrumentInterestRateStatedPercentage77.8
Percentage of LongTermDebtAndCapitalLeaseObligations0.0
Percentage of LongTermDebtAndCapitalLeaseObligations expe:ThreePointSixPercentSeniorNotesDueTwoThousandTwentyThree expe:UnsecuredSeniorNotes us-gaap:SubsequentEvent0.0

Effective Income Tax Rate Continuing Operations

us-gaap:EffectiveIncomeTaxRateContinuingOperations

us-gaap:EffectiveIncomeTaxRateContinuingOperations


Effective
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-06-302012-03-312011-06-302011-03-31
Value-21.022.510.80.2230.0560.2740.2040.2920.1330.3380.120.1590.0530.3560.1791.4930.2870.1930.235-0.0290.1340.195-0.0160.2140.2790.10.2130.1950.2730.328
Percentage of EffectiveIncomeTaxRateContinuingOperations100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

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

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber us-gaap:AwardType

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber

us-gaap:EmployeeStockOption


Share
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-31
Value8.69613171518171415
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber100.0100.0100.0100.0100.0100.0100.0100.0

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

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice us-gaap:AwardType

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice

us-gaap:EmployeeStockOption


Share
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-31
Value105.75102.97100.1195.2384.0771.7749.3336.03
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice100.0100.0100.0100.0100.0100.0100.0100.0

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

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod us-gaap:AwardType

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod

us-gaap:RestrictedStockUnitsRSU


Share
Period End2021-03-31
Value5000000.0
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod100.0

Deferred Tax Assets Net

us-gaap:DeferredTaxAssetsNet

us-gaap:DeferredTaxAssetsNet


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-31
Value1140702486325446434256181210137106
Percentage of DeferredTaxAssetsNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Unrecognized Tax Benefits

us-gaap:UnrecognizedTaxBenefits

us-gaap:UnrecognizedTaxBenefits


Unrecognized
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312012-01-012011-12-312010-12-312009-12-312008-12-31
Value345305293261220171110109102818168187177
Percentage of UnrecognizedTaxBenefits100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Deferred Tax Assets Valuation Allowance

us-gaap:DeferredTaxAssetsValuationAllowance

us-gaap:DeferredTaxAssetsValuationAllowance


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-31
Value216778076651225032122337
Percentage of DeferredTaxAssetsValuationAllowance100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

expe:AccountsReceivableAllowanceForCreditLossOtherPeriodIncreaseDecrease

expe:AccountsReceivableAllowanceForCreditLossOtherPeriodIncreaseDecrease


Accounts
Period End2020-12-31
Value5.0
Percentage of AccountsReceivableAllowanceForCreditLossOtherPeriodIncreaseDecrease100.0

expe:AccountsReceivableCreditLossExpenseReversalAndOtherNoncashIncomeExpense

expe:AccountsReceivableCreditLossExpenseReversalAndOtherNoncashIncomeExpense


Accounts
Period End2021-06-302021-03-312020-06-302020-03-31
Value30-24.0224-105.0
Percentage of AccountsReceivableCreditLossExpenseReversalAndOtherNoncashIncomeExpense100.0100.0100.0100.0

expe:AdjustedEarningsBeforeIncomeTaxDepreciationAmortization

expe:AdjustedEarningsBeforeIncomeTaxDepreciationAmortization


Adjusted
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-31
Value201-58.0-160.0304-436.0-76.047891256817647191246312440270939220844166633017627946925210124940925910624133919110518429322210116227718882
Percentage of AdjustedEarningsBeforeIncomeTaxDepreciationAmortization100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

expe:AdjustedEarningsBeforeIncomeTaxDepreciationAmortization us-gaap:ConsolidationItems

expe:CorporateAndEliminations


Adjusted
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-30
Value-99.0-88.0-108.0-80.0-89.0-123.0-219.0-199.0-196.0-181.0-199.0-184.0-186.0-177.0-176.013-165.804-164.229-151.368-167.503-148.383-169.097-156.185-157.636-125.023
Percentage of AdjustedEarningsBeforeIncomeTaxDepreciationAmortization-49.3151.767.5-26.320.4161.8-45.8-21.8-34.5-102.8-42.3-20.2-40.2-142.7-43.7-23.4-41.8-72.7-37.9-22.3-51.1-88.5-56.3-26.7

expe:AdjustedEarningsBeforeIncomeTaxDepreciationAmortization us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

us-gaap:OperatingSegments, expe:BusinessToBusiness


Adjusted
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value-8.0-60.0-54.0-52.0-128.0269614913072
Percentage of AdjustedEarningsBeforeIncomeTaxDepreciationAmortization-4.0103.433.8-17.129.4-34.220.116.322.940.9

us-gaap:OperatingSegments, expe:RetailSegment


Adjusted
Period End2021-06-302021-03-312020-06-302020-03-31
Value30394-203.022
Percentage of AdjustedEarningsBeforeIncomeTaxDepreciationAmortization150.7-162.146.6-28.9

us-gaap:OperatingSegments, expe:Trivago


Adjusted
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-31
Value5.0-4.0-4.07.0-16.0-1.0291220243331-20.0-28.0-8.415-8.4351.55920145.7257.0357.70616-9.496-8.9715.046140.116-9.77-0.69
Percentage of AdjustedEarningsBeforeIncomeTaxDepreciationAmortization2.56.92.52.33.71.36.11.33.513.67.03.4-4.3-22.6-2.1-1.20.410.03.30.92.14.45.8-2.0-3.65.05.70.0-3.8-0.6

us-gaap:OperatingSegments, us-gaap:Retail


Adjusted
Period End2020-09-302020-06-302020-03-312019-09-302019-06-302019-03-31
Value429-203.022876548195
Percentage of AdjustedEarningsBeforeIncomeTaxDepreciationAmortization141.146.6-28.996.196.5110.8

expe:ComprehensiveIncomeLossNetofTaxAttributableToCommonStockholders

expe:ComprehensiveIncomeLossNetofTaxAttributableToCommonStockholders


Comprehensive
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-30
Value-288.0-627.0-351.0-187.0-725.0-1385.0117367184
Percentage of ComprehensiveIncomeLossNetofTaxAttributableToCommonStockholders100.0100.0100.0100.0100.0100.0100.0100.0100.0

expe:CumulativeTranslationAdjustmentForNetInvestmentHedgeBeforeTax us-gaap:DebtInstrument

expe:CumulativeTranslationAdjustmentForNetInvestmentHedgeBeforeTax

expe:TwoPointFivePercentSeniorNotesDueOnTwoZeroTwoTwo


Cumulative
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-31
Value-12.0-53.0-36.0-32.0-13.0-9.0-17.028-10.0-20.010.06.041-92.0130-24.0-49.01446-35.0-14.0282.0
Percentage of CumulativeTranslationAdjustmentForNetInvestmentHedgeBeforeTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

expe:CumulativeTranslationAdjustmentForNetInvestmentHedgesNetOfTax us-gaap:DebtInstrument

expe:CumulativeTranslationAdjustmentForNetInvestmentHedgesNetOfTax

expe:TwoPointFivePercentSeniorNotesDueOnTwoZeroTwoTwo


Cumulative
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-31
Value-9.0-40.0-27.0-25.0-10.0-7.0-13.021-8.0-15.08.04.032-71.082-15.0-31.09.029-22.0-8.0171.0
Percentage of CumulativeTranslationAdjustmentForNetInvestmentHedgesNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

expe:DeferredMerchantBookingLiabilityDecreaseDuetoRecognitionDuringPeriod us-gaap:ContractWithCustomerBasisOfPricing

expe:DeferredMerchantBookingLiabilityDecreaseDuetoRecognitionDuringPeriod

expe:DeferredMerchantBookings


Deferred
Period End2021-06-302021-03-312020-12-31
Value45794371
Percentage of DeferredMerchantBookingLiabilityDecreaseDuetoRecognitionDuringPeriod100.0100.0100.0

expe:EquityInstrumentsAndEmployeeStockPurchasePlanValueExercisesInPeriod

expe:EquityInstrumentsAndEmployeeStockPurchasePlanValueExercisesInPeriod


Equity
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value1102692149.010.08624121659128714720
Percentage of EquityInstrumentsAndEmployeeStockPurchasePlanValueExercisesInPeriod100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

expe:EquityInstrumentsAndEmployeeStockPurchasePlanValueExercisesInPeriod us-gaap:StatementEquityComponents

us-gaap:AdditionalPaidInCapital


Equity
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value1102692149.010.08624121659128714720
Percentage of EquityInstrumentsAndEmployeeStockPurchasePlanValueExercisesInPeriod100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

expe:ForeignExchangeGainLossOnCashCashEquivalentsAndShortTermInvestmentsNet

expe:ForeignExchangeGainLossOnCashCashEquivalentsAndShortTermInvestmentsNet


Foreign
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value6.0-26.0253833-98.045-53.018-5.0-17.0-9.0-90.05.0-2.875234710-32.761-7.408-9.79133-13.239-38.2772.653-39.665-34.926-60.23114.354-3.62331-42.454-41.8451.55632-26.543120.953-45.553224.371-12.80829
Percentage of ForeignExchangeGainLossOnCashCashEquivalentsAndShortTermInvestmentsNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

expe:GainLossOnRedemptionOfPreferredStock

expe:GainLossOnRedemptionOfPreferredStock


Gain
Period End2021-06-30
Value-107000000.0
Percentage of GainLossOnRedemptionOfPreferredStock100.0

expe:IncomeTaxExaminationIncreaseDecreaseinPriorYearTaxableIncome us-gaap:IncomeTaxAuthority

expe:IncomeTaxExaminationIncreaseDecreaseinPriorYearTaxableIncome

us-gaap:InternalRevenueServiceIRS


Income
Period End2021-06-302021-03-312020-12-31
Value0.06960.0
Percentage of IncomeTaxExaminationIncreaseDecreaseinPriorYearTaxableIncome0.0100.00.0

expe:IncreaseDecreaseInAccountsPayableMerchant

expe:IncreaseDecreaseInAccountsPayableMerchant


Increase
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value4301262049-307.0-1082.0105-152.023239-176.067102-127.05661284-86.8925328342-105.635-42.9617273-115.7595813631-165.513-44.552128173-144.349712864-112.62-26.641119100-121.652278261
Percentage of IncreaseDecreaseInAccountsPayableMerchant100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

expe:IncreaseDecreaseInDeferredMerchantBookings

expe:IncreaseDecreaseInDeferredMerchantBookings


Increase
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value22442940-139.0-1379.0-1284.022637-1421.04412285-468.0-1311.02412027-424.612-1012.4182231806-461.366-788.812551256-473.253-706.4763131165-363.697-480.2921291045-301.759-400.761170778-322.705-323.302155802-217.673-414.26133677-359.455-246.665-11.128592
Percentage of IncreaseDecreaseInDeferredMerchantBookings100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

expe:IntersegmentRevenue us-gaap:ConsolidationItems

expe:IntersegmentRevenue

expe:CorporateAndEliminations


Intersegment
Period End2021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-30
Value-9.0-6.0-15.0-3.0-51.0-54.0-89.0-88.0-85.0-70.0-95.0-106.0-122.0-82.95-116.439-110.077-104.389-67.004-100.52-65.686-64.108-43.648-71.439
Percentage of IntersegmentRevenue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

expe:IntersegmentRevenue us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

us-gaap:OperatingSegments, expe:Trivago


Intersegment
Period End2021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-31
Value9.06.0153.051548988857095106122821161101046710065644371524727483224
Percentage of IntersegmentRevenue-100.0-100.0-100.0-100.0-100.0-100.0-100.0-100.0-100.0-100.0-100.0-100.0-100.0-100.0-100.0-100.0-100.0-100.0-100.0-100.0-100.0-100.0-100.00.00.00.00.00.00.0

expe:LegalReservesOccupancyTaxAndOther

expe:LegalReservesOccupancyTaxAndOther


Legal
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-31
Value-8.0-1.0-2.02.08.0-21.09.0114.010.015-78.01.03.02.456-1.4993.40121-2.152224.3441.9741.924-114.555.512.5292.6963.888313.5393.2416.8746.246611112.313.35-0.2761.951142.5312.358
Percentage of LegalReservesOccupancyTaxAndOther100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

expe:LegalReservesOccupancyTaxAndOther us-gaap:ConsolidationItems

expe:CorporateAndEliminations


Legal
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-30
Value-8.0-1.0-2.02.08.0-21.09.0114.010.015-78.01.03.02.456-1.4993.40121-2.152224.3441.9741.924-114.55
Percentage of LegalReservesOccupancyTaxAndOther100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

expe:PaymentsForOutstandingPreferredStockAsAPercentage us-gaap:StatementClassOfStock

expe:PaymentsForOutstandingPreferredStockAsAPercentage

us-gaap:SeriesAPreferredStock


Payments
Period End2021-05-20
Value50.0
Percentage of PaymentsForOutstandingPreferredStockAsAPercentage100.0

expe:PaymentsForOutstandingPreferredStockAsAPercentage us-gaap:StatementClassOfStock, us-gaap:SubsequentEventType

us-gaap:SeriesAPreferredStock, us-gaap:SubsequentEvent


Payments
Period End2021-05-06
Value50.0
Percentage of PaymentsForOutstandingPreferredStockAsAPercentage0.0

expe:PreferredStockInitialDiscountAndIssuanceCosts us-gaap:StatementClassOfStock

expe:PreferredStockInitialDiscountAndIssuanceCosts

us-gaap:SeriesAPreferredStock


Preferred
Period End2021-03-312020-12-31
Value680.0
Percentage of PreferredStockInitialDiscountAndIssuanceCosts100.00.0

expe:PreferredStockInitialDiscountAndIssuanceCostsAndWarrants us-gaap:StatementClassOfStock

expe:PreferredStockInitialDiscountAndIssuanceCostsAndWarrants

us-gaap:SeriesAPreferredStock


Preferred
Period End2021-06-30
Value89
Percentage of PreferredStockInitialDiscountAndIssuanceCostsAndWarrants100.0

expe:PreferredStockProfitLossOnRedemption

expe:PreferredStockProfitLossOnRedemption


Preferred
Period End2021-06-30
Value-107000000.0
Percentage of PreferredStockProfitLossOnRedemption100.0

expe:PreferredStockProfitLossOnRedemption us-gaap:StatementClassOfStock

us-gaap:SeriesAPreferredStock


Preferred
Period End2021-06-30
Value-107000000.0
Percentage of PreferredStockProfitLossOnRedemption100.0

expe:PreferredStockRedemptionPricePercentageOfPrincipalAmountRedeemed us-gaap:StatementScenario, us-gaap:StatementClassOfStock

expe:PreferredStockRedemptionPricePercentageOfPrincipalAmountRedeemed

srt:ScenarioForecast, us-gaap:SeriesAPreferredStock


Preferred
Period End2021-05-20
Value103.0
Percentage of PreferredStockRedemptionPricePercentageOfPrincipalAmountRedeemed100.0

expe:ProceedsFromExerciseOfEquityAwardsAndEmployeeStockPurchasePlan

expe:ProceedsFromExerciseOfEquityAwardsAndEmployeeStockPurchasePlan


Proceeds
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-30
Value1102699.010.086121
Percentage of ProceedsFromExerciseOfEquityAwardsAndEmployeeStockPurchasePlan100.0100.0100.0100.0100.0100.0

expe:RealizedGainLossOnRevenueHedges

expe:RealizedGainLossOnRevenueHedges


Realized
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value-3.09.0-16.0-15.0-36.06.0-9.0-2.0-8.0-3.0-7.0-22.01.03.0-2.7998.381-9.227-2.678-9.054-3.7159.107-9.084-9.016-13.945-3.45-17.186-14.791-0.0546.216-0.7831.51-4.814-5.108-2.8551.8284.51-1.1921.276-4.0310.8156.325.3064.4854.301-2.787
Percentage of RealizedGainLossOnRevenueHedges100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

expe:RealizedGainLossOnRevenueHedges us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

us-gaap:OperatingSegments, expe:BusinessToBusiness


Realized
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value0.00.00.0-3.0-3.0-6.0-4.0-1.0
Percentage of RealizedGainLossOnRevenueHedges-0.0-0.0-0.0-50.033.3300.050.033.3

us-gaap:OperatingSegments, expe:RetailSegment


Realized
Period End2021-06-302021-03-312020-06-302020-03-31
Value-3.09.0-36.09.0
Percentage of RealizedGainLossOnRevenueHedges100.0100.0100.0150.0

us-gaap:OperatingSegments, us-gaap:Retail


Realized
Period End2020-09-302020-06-302020-03-312019-09-302019-06-302019-03-31
Value-15.0-36.09.04.0-4.0-2.0
Percentage of RealizedGainLossOnRevenueHedges100.0100.0150.0-200.050.066.7

expe:StockIssuedDuringPeriodSharesWarrantsExercised us-gaap:SubsequentEventType

expe:StockIssuedDuringPeriodSharesWarrantsExercised

us-gaap:SubsequentEvent


Stock
Period End2021-05-04
Value2500000.0
Percentage of StockIssuedDuringPeriodSharesWarrantsExercised100.0

expe:TechnologyandContentExpense

expe:TechnologyandContentExpense


Technologyand
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-31
Value276247223224255308459440435429417404400396372350342322324301317291
Percentage of TechnologyandContentExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

expe:TreasuryStockActivityRelatedToVestingOfEquityInstruments

expe:TreasuryStockActivityRelatedToVestingOfEquityInstruments


Treasury
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value30555.05.04.0405.02.04.0252.01.05.012
Percentage of TreasuryStockActivityRelatedToVestingOfEquityInstruments100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

expe:TreasuryStockActivityRelatedToVestingOfEquityInstruments us-gaap:StatementEquityComponents

us-gaap:TreasuryStock


Treasury
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value30555.05.04.0405.02.04.0252.01.05.012
Percentage of TreasuryStockActivityRelatedToVestingOfEquityInstruments100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation

us-gaap:AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation


Adjustments
Period End2021-06-302021-03-312019-12-312019-09-302019-06-302018-12-312018-09-302018-06-302018-03-31
Value0.07.00.00.02.00.00.00.02.0
Percentage of AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation0.0100.00.00.0100.00.00.00.0100.0

us-gaap:AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation us-gaap:StatementEquityComponents

us-gaap:AdditionalPaidInCapital


Adjustments
Period End2021-06-302021-03-312019-12-312019-09-302019-06-302018-12-312018-09-302018-06-302018-03-31
Value0.07.00.00.02.00.00.00.02.0
Percentage of AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation0.0100.00.00.0100.00.00.00.0100.0

us-gaap:AdjustmentsToAdditionalPaidInCapitalOther

us-gaap:AdjustmentsToAdditionalPaidInCapitalOther


Adjustments
Period End2020-09-302020-06-302019-09-302019-06-302019-03-31
Value-1000000.01000000.0-1000000.01000000.01000000.0
Percentage of AdjustmentsToAdditionalPaidInCapitalOther100.0100.0100.0100.0100.0

us-gaap:AdjustmentsToAdditionalPaidInCapitalOther us-gaap:StatementEquityComponents

us-gaap:AdditionalPaidInCapital


Adjustments
Period End2020-09-302020-06-302019-09-302019-06-302019-03-31
Value-1000000.01000000.0-1000000.01000000.01000000.0
Percentage of AdjustmentsToAdditionalPaidInCapitalOther100.0100.0100.0100.0100.0

us-gaap:AdjustmentsToAdditionalPaidInCapitalWarrantIssued

us-gaap:AdjustmentsToAdditionalPaidInCapitalWarrantIssued


Adjustments
Period End2020-12-312020-09-302020-06-30
Value0.00.0110
Percentage of AdjustmentsToAdditionalPaidInCapitalWarrantIssued0.00.0100.0

us-gaap:AdjustmentsToAdditionalPaidInCapitalWarrantIssued us-gaap:StatementEquityComponents

us-gaap:AdditionalPaidInCapital


Adjustments
Period End2021-03-312020-12-312020-09-302020-06-30
Value1100.00.0110
Percentage of AdjustmentsToAdditionalPaidInCapitalWarrantIssued0.00.00.0100.0

us-gaap:AllowanceForDoubtfulAccountsReceivableWriteOffs

us-gaap:AllowanceForDoubtfulAccountsReceivableWriteOffs


Allowance
Period End2021-06-302021-03-31
Value9.04.0
Percentage of AllowanceForDoubtfulAccountsReceivableWriteOffs100.0100.0

us-gaap:CommonStockDividendsPerShareDeclared

us-gaap:CommonStockDividendsPerShareDeclared


Common
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-07-262017-09-302017-04-262017-06-302017-02-072017-03-312016-12-312016-07-272016-09-302016-04-262016-06-302016-02-082016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value000.340.340.340.320.320.320.320.30.30.30.30.30.280.280.280.280.260.260.260.240.240.240.240.240.240.180.180.180.180.150.150.150.150.130.130.650.130.090.090.350.070.070.070.350.070.070.07
Percentage of CommonStockDividendsPerShareDeclared0.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ContractWithCustomerLiabilityRevenueRecognized us-gaap:ContractWithCustomerBasisOfPricing

us-gaap:ContractWithCustomerLiabilityRevenueRecognized

expe:DeferredLoyaltyRewards


Contract
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-31
Value1239012451158233224167
Percentage of ContractWithCustomerLiabilityRevenueRecognized100.0100.0100.0100.0100.0100.0100.0100.0

expe:DeferredMerchantBookings


Contract
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value611551363644422428933432.0
Percentage of ContractWithCustomerLiabilityRevenueRecognized49.6172.20.050.8125.5279.70.012.041.5205.40.0

expe:OtherDeferredRevenue


Contract
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value39517.040501091449911721.0
Percentage of ContractWithCustomerLiabilityRevenueRecognized31.756.70.032.398.069.00.021.040.6103.00.0

us-gaap:DebtInstrumentConvertibleConversionRatio1 us-gaap:DebtInstrument, us-gaap:LongtermDebtType

us-gaap:DebtInstrumentConvertibleConversionRatio1

expe:ConvertibleSeniorNotesDue2026, us-gaap:ConvertibleDebt


Debt
Period End2021-02-09
Value0.0039212
Percentage of DebtInstrumentConvertibleConversionRatio1100.0

us-gaap:Depreciation

us-gaap:Depreciation


Depreciation
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value179182180183191185182178176176169171169167165156151141132123116105958779747067656258525148474338342236313331303025
Percentage of Depreciation100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:Depreciation us-gaap:ConsolidationItems

expe:CorporateAndEliminations


Depreciationus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-30
Value181821131822434242454550535654535451484239353332
Percentage of Depreciation10.19.911.77.19.411.923.623.623.925.626.629.231.433.532.734.635.936.436.334.334.033.434.537.0

us-gaap:Depreciation us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

us-gaap:OperatingSegments, expe:BusinessToBusiness


Depreciationus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value26283230343229272727
Percentage of Depreciation14.515.417.816.417.817.315.915.215.315.3

us-gaap:OperatingSegments, expe:RetailSegment


Depreciationus-gaap:
Period End2021-06-302021-03-312020-06-302020-03-31
Value133133136128
Percentage of Depreciation74.373.171.269.2

us-gaap:OperatingSegments, expe:Trivago


Depreciationus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-31
Value2.03.02.04.03.03.02.03.03.03.04.04.04.03.03.2132.1681.8481.9531.5522.6222.1860.7850.6520.5740.4850.4020.410.380.3340.236
Percentage of Depreciation1.11.61.12.21.61.61.11.71.71.72.42.32.41.81.91.41.21.41.22.11.90.70.70.70.60.50.60.60.50.4

us-gaap:OperatingSegments, us-gaap:Retail


Depreciationus-gaap:
Period End2020-09-302020-06-302020-03-312019-09-302019-06-302019-03-31
Value136136128128127128
Percentage of Depreciation74.371.269.271.972.272.7

us-gaap:DividendsCommonStockCash

us-gaap:DividendsCommonStockCash


Dividends
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-30
Value0.00.00.048505048
Percentage of DividendsCommonStockCash0.00.00.0100.0100.0100.0100.0

us-gaap:DividendsCommonStockCash us-gaap:StatementEquityComponents

us-gaap:RetainedEarnings


Dividends
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-30
Value0.00.00.048505048
Percentage of DividendsCommonStockCash0.00.00.0100.0100.0100.0100.0

us-gaap:DividendsPreferredStock

us-gaap:DividendsPreferredStock


Dividends
Period End2021-06-302020-12-312020-09-302020-06-30
Value50580.017
Percentage of DividendsPreferredStock100.0100.00.0100.0

us-gaap:DividendsPreferredStock us-gaap:StatementClassOfStock

us-gaap:SeriesAPreferredStock


Dividends
Period End2021-05-202021-06-302021-03-312020-12-312020-09-30
Value2222282929
Percentage of DividendsPreferredStock44.00.00.050.00.0

us-gaap:DividendsPreferredStock us-gaap:StatementEquityComponents

us-gaap:AdditionalPaidInCapital


Dividends
Period End2021-06-302020-12-312020-09-302020-06-30
Value50580.017
Percentage of DividendsPreferredStock100.0100.00.0100.0

us-gaap:EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents

us-gaap:EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents


Effect
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value47-73.0926248-141.065-82.031-11.0-20.0-13.0-123.017
Percentage of EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:EquitySecuritiesWithoutReadilyDeterminableFairValueImpairmentLossAnnualAmount us-gaap:FairValueByMeasurementFrequency

us-gaap:EquitySecuritiesWithoutReadilyDeterminableFairValueImpairmentLossAnnualAmount

us-gaap:FairValueMeasurementsNonrecurring


Equity
Period End2020-09-302020-06-30
Value0.021
Percentage of EquitySecuritiesWithoutReadilyDeterminableFairValueImpairmentLossAnnualAmount0.0100.0

us-gaap:GainLossOnForeignCurrencyDerivativeInstrumentsNotDesignatedAsHedgingInstruments

us-gaap:GainLossOnForeignCurrencyDerivativeInstrumentsNotDesignatedAsHedgingInstruments


Gain
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value-43.019-25.0-1.0-6.0106-11.015-6.0-6.0-4.03.0331419-11.014-4.0-22.04.0-20.0-26.0-1.032-4.0198.018-8.0-8.04.0-8.03813-3.0-22.02.01.00.05.0-3.02.01.04.0-3.0
Percentage of GainLossOnForeignCurrencyDerivativeInstrumentsNotDesignatedAsHedgingInstruments100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0

us-gaap:GainLossOnSaleOfBusiness us-gaap:DisposalGroupClassification

us-gaap:GainLossOnSaleOfBusiness

us-gaap:DisposalGroupHeldforsaleNotDiscontinuedOperations


Gain
Period End2020-12-31
Value-13.0
Percentage of GainLossOnSaleOfBusiness100.0

us-gaap:GainLossOnSaleOfBusiness us-gaap:DisposalGroupClassification, us-gaap:SubsequentEventType

us-gaap:DisposalGroupHeldforsaleNotDiscontinuedOperations, us-gaap:SubsequentEvent


Gain
Period End2020-12-31
Value-20.0
Percentage of GainLossOnSaleOfBusiness153.8

us-gaap:GainLossOnSaleOfDerivatives

us-gaap:GainLossOnSaleOfDerivatives


Gain
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value-5.0-7.0-9.010.0601918-12.09.07.0-3.0188.08.05.504-6.38714-7.167-18.574-15.434-16.979-2.102141012165.786-7.677-4.9481.3580.62216185.808-4.443-18.9713.8236.6371.927-4.62-4.3410.8441.65211-5.6481.762
Percentage of GainLossOnSaleOfDerivatives100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:GoodwillAndIntangibleAssetImpairment

us-gaap:GoodwillAndIntangibleAssetImpairment


Goodwill
Period End2020-09-302020-06-302020-03-312019-06-302019-03-31
Value55308860.00.0
Percentage of GoodwillAndIntangibleAssetImpairment100.0100.0100.00.00.0

us-gaap:GoodwillImpairmentLoss

us-gaap:GoodwillImpairmentLoss


Goodwill
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-312017-09-302017-06-302015-10-012014-10-012013-10-01
Value0.014207650.00.00.00.0250.0610.00.00.00.00.00.0
Percentage of GoodwillImpairmentLoss0.0100.0100.0100.00.00.00.00.0100.00.0100.00.00.00.00.00.00.0

us-gaap:GoodwillImpairmentLoss us-gaap:ConsolidationItems

expe:CorporateAndEliminations


Goodwill
Period End2020-12-312020-09-302020-06-302020-03-312018-12-312018-09-302018-06-30
Value0.01420765250.061
Percentage of GoodwillImpairmentLoss0.0100.0100.0100.0100.00.0100.0

us-gaap:GoodwillImpairmentLoss us-gaap:FairValueByMeasurementFrequency, us-gaap:StatementBusinessSegments

us-gaap:FairValueMeasurementsNonrecurring, expe:Trivago


Goodwill
Period End2020-12-312020-09-302020-06-302020-03-31
Value0.0140.0226
Percentage of GoodwillImpairmentLoss0.0100.00.029.5

us-gaap:ImpairmentOfIntangibleAssetsExcludingGoodwill

us-gaap:ImpairmentOfIntangibleAssetsExcludingGoodwill


Impairment
Period End2020-12-312020-09-302020-06-302020-03-312019-06-302019-03-312017-12-312017-09-302016-12-312016-09-30
Value3.04110.01210.00.00.00.0332.141
Percentage of ImpairmentOfIntangibleAssetsExcludingGoodwill100.0100.0100.0100.00.00.00.00.0100.0100.0

us-gaap:ImpairmentOfIntangibleAssetsExcludingGoodwill us-gaap:ConsolidationItems

expe:CorporateAndEliminations


Impairment
Period End2020-12-312020-09-302020-06-302020-03-31
Value3.04110.0121
Percentage of ImpairmentOfIntangibleAssetsExcludingGoodwill100.0100.0100.0100.0

us-gaap:IncomeTaxExaminationEstimateOfPossibleLoss us-gaap:IncomeTaxAuthority

us-gaap:IncomeTaxExaminationEstimateOfPossibleLoss

us-gaap:InternalRevenueServiceIRS


Income
Period End2021-06-302021-03-312020-12-31
Value0.02440.0
Percentage of IncomeTaxExaminationEstimateOfPossibleLoss0.0100.00.0

us-gaap:IncreaseDecreaseInContractWithCustomerLiability

us-gaap:IncreaseDecreaseInContractWithCustomerLiability


Increase
Period End2021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value2.00.0-21.0-22.0-99.0-61.0-141.0-12.016919-114.0-8.014311
Percentage of IncreaseDecreaseInContractWithCustomerLiability100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncreaseDecreaseInIncomeTaxes

us-gaap:IncreaseDecreaseInIncomeTaxes


Increase
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-31
Value4.0-2.05.020-50.0-32.0-17.013726-169.0-39.030019-178.0-1.526128-71.742-86.139-43.004133-71.113-119.835-25.1218562-83.213364614-57.0951.99952-43.231-41.26
Percentage of IncreaseDecreaseInIncomeTaxes100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncreaseDecreaseInOtherAccountsPayableAndAccruedLiabilities

us-gaap:IncreaseDecreaseInOtherAccountsPayableAndAccruedLiabilities


Increase
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value31934-128.0-28.0-115.0-129.047-229.029014625-45.017838-41.471921365-12.019-63.1479855-38.8923418414-18.0715216274-16.941-6.023-102.0642714180126-2.248-73.00659113-34.947-17.894-18.16769-15.216
Percentage of IncreaseDecreaseInOtherAccountsPayableAndAccruedLiabilities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncreaseDecreaseInOtherOperatingAssets

us-gaap:IncreaseDecreaseInOtherOperatingAssets


Increase
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-31
Value119495-31.0-366.0-206.0791193-7.0-16.02317-84.039578.476391751-21.797-5.0571937-70.518-32.345-18.72223
Percentage of IncreaseDecreaseInOtherOperatingAssets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:InvestmentIncomeInterest

us-gaap:InvestmentIncomeInterest


Investment
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value1.02.02.03.03.010.01417171110.03416119.2879.3299.2626.2595.3775.8274.9553.5672.2924.1654.6935.5456.5328.0756.8835.7984.9426.6427.2785.9175.8227.7597.0725.7435.3635.8935.5363.4262.892.4541.2210.595
Percentage of InvestmentIncomeInterest100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:MinorityInterestChangeInRedemptionValue

us-gaap:MinorityInterestChangeInRedemptionValue


Minority
Period End2021-06-302020-12-312020-09-302020-06-302019-12-312019-09-30
Value-11000000.0004000000.03000000.0-17000000.0
Percentage of MinorityInterestChangeInRedemptionValue100.00.00.0100.0100.0100.0

us-gaap:MinorityInterestChangeInRedemptionValue us-gaap:StatementEquityComponents

us-gaap:AdditionalPaidInCapital


Minority
Period End2021-06-302020-12-312020-09-302020-06-30
Value-11000000.0004000000.0
Percentage of MinorityInterestChangeInRedemptionValue100.00.00.0100.0

us-gaap:MinorityInterestPeriodIncreaseDecrease

us-gaap:MinorityInterestPeriodIncreaseDecrease


Minority
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312011-06-30
Value6.04.04.03.05.05.06.06.04.06.0-1.06.07.06.025
Percentage of MinorityInterestPeriodIncreaseDecrease100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:MinorityInterestPeriodIncreaseDecrease us-gaap:StatementEquityComponents

us-gaap:AdditionalPaidInCapital


Minority
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value-4.0-2.09.01.04.00.00.0-3.0-5.0-2.02.0-2.0
Percentage of MinorityInterestPeriodIncreaseDecrease-100.0-66.7180.020.066.70.00.0-50.0500.0-33.328.6-33.3

us-gaap:NoncontrollingInterest


Minority
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value6.04.08.05.0-4.04.02.06.04.09.04.08.05.08.0
Percentage of MinorityInterestPeriodIncreaseDecrease100.0100.0200.0166.7-80.080.033.3100.0100.0150.0-400.0133.371.4133.3

us-gaap:NetIncomeLossIncludingPortionAttributableToNonredeemableNoncontrollingInterest

us-gaap:NetIncomeLossIncludingPortionAttributableToNonredeemableNoncontrollingInterest


Net
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-30
Value-177.0-581.0-200.0-740.0-1397.0409187-100.0532-10.0
Percentage of NetIncomeLossIncludingPortionAttributableToNonredeemableNoncontrollingInterest100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:NetIncomeLossIncludingPortionAttributableToNonredeemableNoncontrollingInterest us-gaap:StatementEquityComponents

us-gaap:NoncontrollingInterest


Net
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-30
Value-5.0-3.0-8.0-4.0-96.00.04.03.07.0-11.0
Percentage of NetIncomeLossIncludingPortionAttributableToNonredeemableNoncontrollingInterest2.80.54.00.56.90.02.1-3.01.3110.0

us-gaap:RetainedEarnings


Net
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-30
Value-172.0-578.0-192.0-736.0-1301.0409183-103.05251.0
Percentage of NetIncomeLossIncludingPortionAttributableToNonredeemableNoncontrollingInterest97.299.596.099.593.1100.097.9103.098.7-10.0

us-gaap:OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossArisingDuringPeriodNetOfTax

us-gaap:OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossArisingDuringPeriodNetOfTax


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-31
Value19-37.0754834-90.051-58.07.0-5.0-23.0-14.0-87.0388.9575689344.052-4.964-15.9596.65466-27.579-52.562-133.851-107.003-77.8-5.0762510254.97-18.0011414-24.32612-3.774-32.9771025
Percentage of OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossArisingDuringPeriodNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherComprehensiveIncomeForeignCurrencyTranslationGainLossArisingDuringPeriodTax

us-gaap:OtherComprehensiveIncomeForeignCurrencyTranslationGainLossArisingDuringPeriodTax


Other
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-30
Value-3.09.0-7.0-3.02.07.0-2.03.01.010.05.0-9.0184.0-2.05.011-1.0-7.0
Percentage of OtherComprehensiveIncomeForeignCurrencyTranslationGainLossArisingDuringPeriodTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherNoncashIncomeExpense

us-gaap:OtherNoncashIncomeExpense


Other
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value-25.0-14.0-105.05.03.06.07.05.0-6.0-24.03.04.366-0.1040.9528.446-14.57-1.44.8023.613-0.628-6.822-3.566-4.849-4.047-10.026-0.825.927-1.8042.099-8.202-2.669-0.026-2.723-10.851-3.921-4.113-8.354-9.7317.3918.7945.347
Percentage of OtherNoncashIncomeExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:PaymentsForProceedsFromOtherInvestingActivities

us-gaap:PaymentsForProceedsFromOtherInvestingActivities


Payments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value611228-10.0-57.0-19.0-18.013-10.0-6.03.0-35.00.0-6.00.0-7.195-2.02.00.00.00.008-2.23-0.063-1.23-8.628-1.8070.2560.198-2.890.5042.3430.1340.0470.2040.9681.031-0.859-0.006-0.603-0.435.4111.142-5.2760.676
Percentage of PaymentsForProceedsFromOtherInvestingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.00.0100.0100.0100.00.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:PaymentsForRestructuring

us-gaap:PaymentsForRestructuring


Payments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-31
Value26313426552212111927205.8983.79317
Percentage of PaymentsForRestructuring100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:PaymentsForRestructuring us-gaap:RestructuringCostAndReserve

us-gaap:EmployeeSeverance


Payments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-31
Value25283124481711101826175.462.3074.23
Percentage of PaymentsForRestructuring96.290.391.292.387.377.394.091.790.994.884.592.660.824.1

us-gaap:OtherRestructuring


Payments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-31
Value1.03.03.02.07.05.00.760.9331.8051.4343.1910.4381.48613
Percentage of PaymentsForRestructuring3.89.78.87.712.722.76.08.39.15.215.57.439.275.9

us-gaap:PaymentsOfDebtExtinguishmentCosts

us-gaap:PaymentsOfDebtExtinguishmentCosts


Payments
Period End2021-06-302021-03-31
Value2.0256
Percentage of PaymentsOfDebtExtinguishmentCosts100.0100.0

us-gaap:PaymentsOfDividendsPreferredStockAndPreferenceStock

us-gaap:PaymentsOfDividendsPreferredStockAndPreferenceStock


Payments
Period End2020-12-312020-09-30
Value580.0
Percentage of PaymentsOfDividendsPreferredStockAndPreferenceStock100.00.0

us-gaap:PaymentsOfOrdinaryDividends us-gaap:Dividends

us-gaap:PaymentsOfOrdinaryDividends

expe:DeclarationDateTwo


Payments
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312016-03-312015-12-312015-09-302015-06-302015-03-31
Value0.00.0481.00.00.0470.00.0-1.046220.00.2013.29319
Percentage of PaymentsOfOrdinaryDividends0.00.0100.0100.00.00.0100.00.00.0100.0100.0100.00.0100.0100.0100.0

us-gaap:PreferredStockDividendsAndOtherAdjustments

us-gaap:PreferredStockDividendsAndOtherAdjustments


Preferred
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302019-06-30
Value22282929170.0
Percentage of PreferredStockDividendsAndOtherAdjustments100.0100.0100.0100.0100.00.0

us-gaap:PreferredStockDividendsPerShareDeclared

us-gaap:PreferredStockDividendsPerShareDeclared


Preferred
Period End2020-09-302020-06-30
Value0.5614.02
Percentage of PreferredStockDividendsPerShareDeclared100.0100.0

us-gaap:PreferredStockRedemptionPremium us-gaap:StatementClassOfStock

us-gaap:PreferredStockRedemptionPremium

us-gaap:SeriesAPreferredStock


Preferred
Period End2021-05-20
Value18
Percentage of PreferredStockRedemptionPremium100.0

us-gaap:ProceedsFromIssuanceOfSeniorLongTermDebt

us-gaap:ProceedsFromIssuanceOfSeniorLongTermDebt


Proceeds
Period End2021-06-302021-03-31
Value-3.01967
Percentage of ProceedsFromIssuanceOfSeniorLongTermDebt100.0100.0

us-gaap:ProceedsFromIssuanceOfSeniorLongTermDebt us-gaap:DebtInstrument, us-gaap:LongtermDebtType

expe:TwoPointNineFivePercentageSeniorNotesDue2031, us-gaap:SeniorNotes


Proceeds
Period End2021-03-03
Value982
Percentage of ProceedsFromIssuanceOfSeniorLongTermDebt0.0

us-gaap:ProceedsFromLinesOfCredit

us-gaap:ProceedsFromLinesOfCredit


Proceeds
Period End2020-12-312020-09-302020-06-302020-03-312019-06-302019-03-31
Value0.07720.019000.00.0
Percentage of ProceedsFromLinesOfCredit0.0100.00.0100.00.00.0

us-gaap:ProceedsFromPaymentsForOtherFinancingActivities

us-gaap:ProceedsFromPaymentsForOtherFinancingActivities


Proceeds
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value5.0-9.07.02.0-19.0-11.017-10.00.02.0-12.03.02.0-8.011-9.071-0.13-18.4757.853-22.208-0.909-13.71-38.619346.9022.084-7.277-3.284-2.0933.786-5.65113-1.128-7.758-3.327-1.7760.0110.021-4.3131.4012.4572.6453.237-3.447-1.71-9.203
Percentage of ProceedsFromPaymentsForOtherFinancingActivities100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ProceedsFromSaleMaturityAndCollectionsOfInvestments

us-gaap:ProceedsFromSaleMaturityAndCollectionsOfInvestments


Proceeds
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-30
Value0.0400176585217608270.044510683073171757451686.8158.879148.215165
Percentage of ProceedsFromSaleMaturityAndCollectionsOfInvestments0.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ProvisionForDoubtfulAccounts

us-gaap:ProvisionForDoubtfulAccounts


Provision
Period End2021-06-302021-03-312020-12-31
Value-3.01.0-15.0
Percentage of ProvisionForDoubtfulAccounts100.0100.0100.0

us-gaap:RepaymentsOfLongTermLinesOfCredit

us-gaap:RepaymentsOfLongTermLinesOfCredit


Repayments
Period End2020-12-31
Value650
Percentage of RepaymentsOfLongTermLinesOfCredit100.0

us-gaap:RepaymentsOfLongTermLinesOfCredit us-gaap:CreditFacility, us-gaap:DebtInstrument

us-gaap:LineOfCredit, expe:AmendedCreditFacilityMaturingonMay312023


Repayments
Period End2020-12-312020-08-31
Value650478
Percentage of RepaymentsOfLongTermLinesOfCredit100.00.0

us-gaap:LineOfCredit, expe:ForeignCreditFacility


Repayments
Period End2020-08-31
Value772
Percentage of RepaymentsOfLongTermLinesOfCredit0.0

us-gaap:RepaymentsOfLongTermLinesOfCredit us-gaap:DebtInstrument

expe:ForeignCreditFacility


Repayments
Period End2020-12-31
Value0.0
Percentage of RepaymentsOfLongTermLinesOfCredit0.0

us-gaap:RepaymentsOfSeniorDebt

us-gaap:RepaymentsOfSeniorDebt


Repayments
Period End2021-06-302021-03-312020-12-31
Value0.017060.0
Percentage of RepaymentsOfSeniorDebt0.0100.00.0

us-gaap:RepaymentsOfSeniorDebt us-gaap:DebtInstrument, us-gaap:LongtermDebtType

expe:SixPointTwentyFivePercentUnsecuredSeniorNotesDueMayTwoThousandTwentyFive, us-gaap:SeniorNotes


Repayments
Period End2021-03-03
Value956
Percentage of RepaymentsOfSeniorDebt0.0

us-gaap:RestructuringCharges

us-gaap:RestructuringCharges


Restructuring
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-31
Value1329257853758.02.04.010.00.00.00.00.01.1483.9839.7081.8999.6336.6389.8332923715.6464.67625
Percentage of RestructuringCharges100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.00.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:RestructuringCharges us-gaap:ConsolidationItems

expe:CorporateAndEliminations


Restructuring
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value1329257853758.02.04.010.0
Percentage of RestructuringCharges100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:RestructuringCharges us-gaap:RestructuringCostAndReserve

us-gaap:EmployeeSeverance


Restructuring
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-31
Value8.01110.07353699.2125.1519.3311516414.9993.772
Percentage of RestructuringCharges61.537.940.093.6100.092.095.677.694.953.070.757.588.580.7

us-gaap:OtherRestructuring


Restructuring
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-31
Value5.018155.00.06.00.4210.440.0322.8473.11.2160.6470.904
Percentage of RestructuringCharges38.562.160.06.40.08.04.46.60.39.613.51.711.519.3

us-gaap:RestructuringReserveTranslationAndOtherAdjustment

us-gaap:RestructuringReserveTranslationAndOtherAdjustment


Restructuring
Period End2021-06-302021-03-31
Value-3000000.0-14000000.0
Percentage of RestructuringReserveTranslationAndOtherAdjustment100.0100.0

us-gaap:RestructuringReserveTranslationAndOtherAdjustment us-gaap:RestructuringCostAndReserve

us-gaap:EmployeeSeverance


Restructuring
Period End2021-06-302021-03-312020-12-31
Value1000000.0-4000000.04000000.0
Percentage of RestructuringReserveTranslationAndOtherAdjustment-33.328.60.0

us-gaap:OtherRestructuring


Restructuring
Period End2021-06-302021-03-312020-12-31
Value-4000000.0-10000000.0-12000000.0
Percentage of RestructuringReserveTranslationAndOtherAdjustment133.371.40.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriod

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriod


Share
Period End2021-03-31
Value2000000.0
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriod100.0

us-gaap:StockIssuedDuringPeriodSharesNewIssues us-gaap:CounterpartyName, us-gaap:StatementClassOfStock

us-gaap:StockIssuedDuringPeriodSharesNewIssues

expe:APFortHoldingsL.P., us-gaap:Warrant


Stock
Period End2021-05-06
Value2.5
Percentage of StockIssuedDuringPeriodSharesNewIssues100.0

us-gaap:StockRedeemedOrCalledDuringPeriodValue us-gaap:StatementClassOfStock

us-gaap:StockRedeemedOrCalledDuringPeriodValue

us-gaap:SeriesAPreferredStock


Stock
Period End2021-06-30
Value107
Percentage of StockRedeemedOrCalledDuringPeriodValue100.0

us-gaap:StockRedeemedOrCalledDuringPeriodValue us-gaap:StatementClassOfStock, us-gaap:StatementEquityComponents

us-gaap:SeriesAPreferredStock, us-gaap:AdditionalPaidInCapital


Stock
Period End2021-06-30
Value107
Percentage of StockRedeemedOrCalledDuringPeriodValue100.0

us-gaap:TreasuryStockAcquiredAverageCostPerShare

us-gaap:TreasuryStockAcquiredAverageCostPerShare


Treasury
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312018-12-312018-09-302018-06-302018-03-312017-06-302017-03-312016-03-312014-12-312014-09-302013-12-312013-03-312012-12-312012-03-312011-12-31
Value000109.88-7.581.215.23.81106.814.44116.51108.341.433.180.5863.871.5533.3926.74
Percentage of TreasuryStockAcquiredAverageCostPerShare0.00.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:TreasuryStockSharesAcquired

us-gaap:TreasuryStockSharesAcquired


Treasury
Period End2020-09-302020-06-302020-03-312019-12-312018-12-312018-09-302018-06-302018-03-312017-06-302017-03-312016-03-312014-12-312014-09-302013-12-312013-03-312012-03-31
Value0.00.03.43.32.5201941.51.91.80.50.31.70.7406211.62.95941.75.8
Percentage of TreasuryStockSharesAcquired0.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:TreasuryStockValueAcquiredCostMethod

us-gaap:TreasuryStockValueAcquiredCostMethod


Treasury
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302018-12-312018-09-302018-06-302018-03-312017-06-302017-03-312016-03-312014-12-312014-09-302013-12-312013-03-312012-12-312012-03-312011-12-31
Value0.00.00.03703833003021932181916339183681301661114619265
Percentage of TreasuryStockValueAcquiredCostMethod0.00.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:TreasuryStockValueAcquiredCostMethod us-gaap:StatementEquityComponents

us-gaap:TreasuryStock


Treasury
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302018-12-312018-09-302018-06-302018-03-31
Value0.00.00.0370383300302193218191
Percentage of TreasuryStockValueAcquiredCostMethod0.00.00.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:WriteOffOfDeferredDebtIssuanceCost

us-gaap:WriteOffOfDeferredDebtIssuanceCost


Write
Period End2021-06-302021-03-31
Value0.023
Percentage of WriteOffOfDeferredDebtIssuanceCost0.0100.0

dei:EntityCommonStockSharesOutstanding us-gaap:StatementClassOfStock

dei:EntityCommonStockSharesOutstanding

us-gaap:CommonClassB


Entity
Period End2021-01-292020-07-172020-05-082020-04-132020-01-312019-10-252019-07-122019-04-192019-01-252018-10-122018-07-132018-04-132018-01-262017-10-132017-07-142017-04-142017-01-272016-10-142016-07-152016-04-152016-01-292015-10-162015-07-172015-04-172015-01-232014-10-172014-07-182014-04-182014-01-242013-10-182013-07-122013-04-122013-01-252012-04-132012-01-272011-10-142011-07-152011-04-152011-01-28
Value5.5234525.5234525.5234525.5234525.5234525.523452121212121212121212121212121212121212121212121212121212121225252525
Percentage of EntityCommonStockSharesOutstanding100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:CommonStock


Entity
Period End2021-01-292020-07-172020-05-082020-04-132020-01-312019-10-252019-07-122019-04-192019-01-252018-10-122018-07-132018-04-132018-01-262017-10-132017-07-142017-04-142017-01-272016-10-142016-07-152016-04-152016-01-292015-10-162015-07-172015-04-172015-01-232014-10-172014-07-182014-04-182014-01-242013-10-182013-07-122013-04-122013-01-252012-10-122012-07-132012-04-132012-01-272011-10-142011-07-152011-04-152011-01-28
Value138135135134134139136136134136136137139139138138137137136136137117116114113113114117116117123122122122122114120241248247248
Percentage of EntityCommonStockSharesOutstanding2504.62456.92452.42434.42434.42523.11069.01062.61049.91063.91067.61074.31086.21091.41084.71079.31070.41072.11069.71064.91076.4914.4908.9896.6890.0888.7893.7914.3911.4918.4962.4955.8957.70.00.0892.8944.1943.1971.3967.8970.6

expe:AccountsPayableMerchant

expe:AccountsPayableMerchant


Accounts
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value115772760258153183619211813197017361699187718111713183717801714142315091488145513721329144213461255118812721191105510441209125211249541097998843777893923803700652
Percentage of AccountsPayableMerchant100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

expe:AccountsPayableMerchant us-gaap:DisposalGroupClassification

us-gaap:DisposalGroupHeldforsaleNotDiscontinuedOperations


Accounts
Period End2021-03-312020-12-31
Value128.0
Percentage of AccountsPayableMerchant1.71.3

expe:CommitmentsAndObligations

expe:CommitmentsAndObligations


Commitments
Period End2020-12-31
Value1133
Percentage of CommitmentsAndObligations100.0

expe:CommitmentsAndObligationsDueAfterFifthYear

expe:CommitmentsAndObligationsDueAfterFifthYear


Commitments
Period End2020-12-31
Value3000000.0
Percentage of CommitmentsAndObligationsDueAfterFifthYear100.0

expe:CommitmentsAndObligationsDueinFourthandFifthYear

expe:CommitmentsAndObligationsDueinFourthandFifthYear


Commitments
Period End2020-12-31
Value39
Percentage of CommitmentsAndObligationsDueinFourthandFifthYear100.0

expe:CommitmentsAndObligationsDueinNextTwelveMonths

expe:CommitmentsAndObligationsDueinNextTwelveMonths


Commitments
Period End2020-12-31
Value634
Percentage of CommitmentsAndObligationsDueinNextTwelveMonths100.0

expe:CommitmentsAndObligationsDueinSecondandThirdYear

expe:CommitmentsAndObligationsDueinSecondandThirdYear


Commitments
Period End2020-12-31
Value457
Percentage of CommitmentsAndObligationsDueinSecondandThirdYear100.0

expe:CommonStockVotingPowerPercentage dei:LegalEntity, us-gaap:TitleOfIndividual

expe:CommonStockVotingPowerPercentage

expe:TheDillerFoundationdbaTheDillervonFurstenbergFamilyFoundation, srt:BoardOfDirectorsChairman


Common
Period End2020-12-312019-12-31
Value29.00.29
Percentage of CommonStockVotingPowerPercentage100.0100.0

expe:DebtInstrumentInterestRateAdditionalInterestIfCertainObligationsAreNotSatisfied us-gaap:DebtInstrument, us-gaap:LongtermDebtType

expe:DebtInstrumentInterestRateAdditionalInterestIfCertainObligationsAreNotSatisfied

expe:TwoPointNineFivePercentageSeniorNotesDue2031, us-gaap:SeniorNotes


Debt
Period End2021-03-31
Value0.25
Percentage of DebtInstrumentInterestRateAdditionalInterestIfCertainObligationsAreNotSatisfied100.0

expe:DeferredMerchantBookings

expe:DeferredMerchantBookings


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value310756794327321936434655442526173080387036162337280432142912176120862544241413501652205219061128146817911636833105114651332654679
Percentage of DeferredMerchantBookings100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

expe:DeferredMerchantBookingsLiabilityCurrent

expe:DeferredMerchantBookingsLiabilityCurrent


Deferred
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value824060473107324746325905567956427053661243274795610658663219
Percentage of DeferredMerchantBookingsLiabilityCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

expe:DeferredMerchantBookingsLiabilityCurrent us-gaap:ContractWithCustomerBasisOfPricing

expe:DeferredLoyaltyRewards


Deferred
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-01-01
Value757749769771790789781756722716700695619
Percentage of DeferredMerchantBookingsLiabilityCurrent9.212.424.823.717.113.413.813.410.210.816.214.50.0

expe:DeferredMerchantBookings


Deferred
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-01-01
Value7500530023002476384251164898488663315896362741003219
Percentage of DeferredMerchantBookingsLiabilityCurrent91.087.674.076.382.986.686.286.689.889.283.885.50.0

expe:DeferredMerchantBookingsLiabilityCurrent us-gaap:DisposalGroupClassification

us-gaap:DisposalGroupHeldforsaleNotDiscontinuedOperations


Deferred
Period End2021-03-312020-12-312020-09-30
Value513836
Percentage of DeferredMerchantBookingsLiabilityCurrent0.81.21.1

expe:DeferredTaxAssetsLoyaltyProgram

expe:DeferredTaxAssetsLoyaltyProgram


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-31
Value180183166131163132844932
Percentage of DeferredTaxAssetsLoyaltyProgram100.0100.0100.0100.0100.0100.0100.0100.0100.0

expe:DeferredTaxAssetsNetOperatingLossAndTaxCreditCarryforwards

expe:DeferredTaxAssetsNetOperatingLossAndTaxCreditCarryforwards


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-31
Value6541001231211142024933322828
Percentage of DeferredTaxAssetsNetOperatingLossAndTaxCreditCarryforwards100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

expe:DeferredTaxAssetsOperatingLeaseLiabilities

expe:DeferredTaxAssetsOperatingLeaseLiabilities


Deferred
Period End2020-12-312019-12-312018-12-31
Value1351360.0
Percentage of DeferredTaxAssetsOperatingLeaseLiabilities100.0100.00.0

expe:DeferredTaxLiabilitiesOperatingLeaseAssets

expe:DeferredTaxLiabilitiesOperatingLeaseAssets


Deferred
Period End2020-12-312019-12-312018-12-31
Value1261280.0
Percentage of DeferredTaxLiabilitiesOperatingLeaseAssets100.0100.00.0

expe:DisposalGroupIncludingDiscontinuedOperationAccountsOperatingLeaseRightOfUseAsset us-gaap:DisposalGroupClassification

expe:DisposalGroupIncludingDiscontinuedOperationAccountsOperatingLeaseRightOfUseAsset

us-gaap:DisposalGroupHeldforsaleNotDiscontinuedOperations


Disposal
Period End2021-06-30
Value20
Percentage of DisposalGroupIncludingDiscontinuedOperationAccountsOperatingLeaseRightOfUseAsset100.0

expe:DisposalGroupIncludingDiscontinuedOperationConsiderationReceivedPaid us-gaap:DisposalGroupClassification, us-gaap:StatementBusinessSegments

expe:DisposalGroupIncludingDiscontinuedOperationConsiderationReceivedPaid

us-gaap:DisposalGroupDisposedOfBySaleNotDiscontinuedOperations, expe:RetailSegment


Disposal
Period End2021-04-30
Value-56000000.0
Percentage of DisposalGroupIncludingDiscontinuedOperationConsiderationReceivedPaid100.0

expe:ForeignCurrencyDerivativeInstrumentsNotDesignatedAsHedgingInstrumentsLiabilityGross us-gaap:BalanceSheetLocation, us-gaap:DerivativeInstrumentRisk

expe:ForeignCurrencyDerivativeInstrumentsNotDesignatedAsHedgingInstrumentsLiabilityGross

us-gaap:AccruedLiabilities, us-gaap:ForeignExchangeForward


Foreign
Period End2020-12-312019-12-31
Value2330
Percentage of ForeignCurrencyDerivativeInstrumentsNotDesignatedAsHedgingInstrumentsLiabilityGross100.0100.0

expe:ForeignCurrencyDerivativeInstrumentsNotDesignatedasHedgingInstrumentsGrossAssetatFairValue us-gaap:DerivativeInstrumentRisk

expe:ForeignCurrencyDerivativeInstrumentsNotDesignatedasHedgingInstrumentsGrossAssetatFairValue

us-gaap:ForeignExchangeForward


Foreign
Period End2021-03-312020-09-30
Value2213
Percentage of ForeignCurrencyDerivativeInstrumentsNotDesignatedasHedgingInstrumentsGrossAssetatFairValue100.0100.0

expe:ForeignCurrencyDerivativeInstrumentsNotDesignatedasHedgingInstrumentsGrossLiabilityatFairValue us-gaap:DerivativeInstrumentRisk

expe:ForeignCurrencyDerivativeInstrumentsNotDesignatedasHedgingInstrumentsGrossLiabilityatFairValue

us-gaap:ForeignExchangeForward


Foreign
Period End2021-06-302020-12-312019-12-31
Value372330
Percentage of ForeignCurrencyDerivativeInstrumentsNotDesignatedasHedgingInstrumentsGrossLiabilityatFairValue100.0100.0100.0

expe:Guarantees

expe:Guarantees


Guarantees
Period End2020-12-31
Value59
Percentage of Guarantees100.0

expe:GuaranteesDueinNextTwelveMonths

expe:GuaranteesDueinNextTwelveMonths


Guarantees
Period End2020-12-31
Value59
Percentage of GuaranteesDueinNextTwelveMonths100.0

expe:IntangibleAssetsIndefiniteLivedExcludingGoodwillMeasurementInput us-gaap:Range, us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:MeasurementInputType

expe:IntangibleAssetsIndefiniteLivedExcludingGoodwillMeasurementInput

srt:Maximum, us-gaap:FairValueInputsLevel3, expe:MeasurementInputProjectedRevenuesAndRoyaltyRates


Intangible
Period End2020-12-31
Value8.0
Percentage of IntangibleAssetsIndefiniteLivedExcludingGoodwillMeasurementInput100.0

srt:Minimum, us-gaap:FairValueInputsLevel3, expe:MeasurementInputProjectedRevenuesAndRoyaltyRates


Intangible
Period End2020-12-31
Value2.0
Percentage of IntangibleAssetsIndefiniteLivedExcludingGoodwillMeasurementInput25.0

srt:WeightedAverage, us-gaap:FairValueInputsLevel3, expe:MeasurementInputProjectedRevenuesAndRoyaltyRates


Intangible
Period End2020-12-31
Value7.0
Percentage of IntangibleAssetsIndefiniteLivedExcludingGoodwillMeasurementInput87.5

expe:PrepaidMerchantBookingsAssetCurrent

expe:PrepaidMerchantBookingsAssetCurrent


Prepaid
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312018-12-31
Value95585438942057953322626
Percentage of PrepaidMerchantBookingsAssetCurrent100.0100.0100.0100.0100.0100.0100.0100.0

expe:RestrictedCashandCashEquivalentsLongtermInvestmentsandOtherAssets

expe:RestrictedCashandCashEquivalentsLongtermInvestmentsandOtherAssets


Restricted
Period End2021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value2000000.03000000.03000000.02000000.03000000.03000000.03000000.03000000.03000000.03000000.03000000.04000000.04000000.01000000.0
Percentage of RestrictedCashandCashEquivalentsLongtermInvestmentsandOtherAssets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

expe:SeniorNotesIssuedPricePercentage us-gaap:DebtInstrument, us-gaap:LongtermDebtType, us-gaap:SubsequentEventType

expe:SeniorNotesIssuedPricePercentage

expe:FourPointSixTwoFivePercentSeniorNotesDueTwoThousandTwentySeven, expe:UnsecuredSeniorNotes, us-gaap:SubsequentEvent


Senior
Period End2020-07-14
Value0.99997
Percentage of SeniorNotesIssuedPricePercentage100.0

expe:ThreePointSixPercentSeniorNotesDueTwoThousandTwentyThree, expe:UnsecuredSeniorNotes, us-gaap:SubsequentEvent


Senior
Period End2020-07-14
Value0.99922
Percentage of SeniorNotesIssuedPricePercentage99.9

expe:ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesOutstanding

expe:ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesOutstanding


Share
Period End2021-03-31
Value17
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesOutstanding100.0

us-gaap:AccountsPayableOtherCurrent

us-gaap:AccountsPayableOtherCurrent


Accounts
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302012-12-31
Value77856549652151885990696511531033788875909838697824801686577653689633485549519452361425442366261335283
Percentage of AccountsPayableOtherCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AllowanceForDoubtfulAccountsReceivableCurrent

us-gaap:AllowanceForDoubtfulAccountsReceivableCurrent


Allowance
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value8698101118115954143414034353231303427272524282927251713131311111116121210109.4289.057.9591515131214
Percentage of AllowanceForDoubtfulAccountsReceivableCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AssetsFairValueDisclosure us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency

us-gaap:AssetsFairValueDisclosure

us-gaap:FairValueInputsLevel1, us-gaap:FairValueMeasurementsRecurring


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
Value40835142027052738617513519420715420023931127935690145113226176265218160169304161226279457229343677
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:FairValueInputsLevel2, us-gaap:FairValueMeasurementsRecurring


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
Value598273137541112613911695200916456741242236622541026128116571187388405499185135142110274778311671155995616619869
Percentage of AssetsFairValueDisclosure14.523.417.450.7102.7291.7794.91255.61035.6794.7437.7621.0990.0724.8367.5359.31823.7817.8340.8179.0283.069.862.189.2651.5245.1486.4515.4412.8217.7268.9180.5128.4

us-gaap:AssetsFairValueDisclosure us-gaap:FairValueByMeasurementFrequency

us-gaap:FairValueMeasurementsRecurring


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
Value4674334934071068151215661830220318528281442260525651306163817471333502631675451353302127110529441394143414528469621547
Percentage of AssetsFairValueDisclosure114.5123.4117.4150.7202.7391.7894.91355.61135.6894.7537.7721.01090.0824.8467.5459.31923.7917.8440.8279.0383.0169.8162.1189.2751.5345.1586.4615.4512.8317.7368.9280.5228.4

us-gaap:AssetsOfDisposalGroupIncludingDiscontinuedOperation us-gaap:DisposalGroupClassification

us-gaap:AssetsOfDisposalGroupIncludingDiscontinuedOperation

us-gaap:DisposalGroupHeldforsaleNotDiscontinuedOperations


Assets
Period End2021-06-302021-03-312020-12-312020-09-30
Value431552160
Percentage of AssetsOfDisposalGroupIncludingDiscontinuedOperation100.0100.0100.0100.0

us-gaap:CapitalizedComputerSoftwareNet

us-gaap:CapitalizedComputerSoftwareNet


Capitalized
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-31
Value898893829735639484366325257184133
Percentage of CapitalizedComputerSoftwareNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:CashAndCashEquivalentsFairValueDisclosure us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency, us-gaap:FinancialInstrument

us-gaap:CashAndCashEquivalentsFairValueDisclosure

us-gaap:FairValueInputsLevel1, us-gaap:FairValueMeasurementsRecurring, us-gaap:MoneyMarketFunds


Cash
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312018-12-312018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302015-12-31
Value2572201475945832236353811154990145113226176218
Percentage of CashAndCashEquivalentsFairValueDisclosure100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FairValueInputsLevel1, us-gaap:FairValueMeasurementsRecurring, us-gaap:MutualFund


Cash
Period End2021-06-30
Value24
Percentage of CashAndCashEquivalentsFairValueDisclosure9.3

us-gaap:FairValueInputsLevel1, us-gaap:FairValueMeasurementsRecurring, us-gaap:USTreasurySecurities


Cash
Period End2020-12-312020-09-302019-12-31
Value15015010.0
Percentage of CashAndCashEquivalentsFairValueDisclosure102.0254.227.8

us-gaap:FairValueInputsLevel2, us-gaap:FairValueMeasurementsRecurring, us-gaap:BankTimeDeposits


Cash
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312018-12-312018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302015-12-31
Value484749112107863865624837121055273274131829931540029
Percentage of CashAndCashEquivalentsFairValueDisclosure18.721.433.3189.823.4268.02402.81782.92202.611000.03479.51473.7816.3219.3262.9139.4227.013.3

us-gaap:CashAndCashEquivalentsFairValueDisclosure us-gaap:FairValueByMeasurementFrequency, us-gaap:FinancialInstrument

us-gaap:FairValueMeasurementsRecurring, us-gaap:BankTimeDeposits


Cash
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312018-12-312018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302015-12-31
Value484749112107863865624837121055273274131829931540029
Percentage of CashAndCashEquivalentsFairValueDisclosure18.721.433.3189.823.4268.02402.81782.92202.611000.03479.51473.7816.3219.3262.9139.4227.013.3

us-gaap:FairValueMeasurementsRecurring, us-gaap:MoneyMarketFunds


Cash
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312018-12-312018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302015-12-31
Value2572201475945832236353811154990145113226176218
Percentage of CashAndCashEquivalentsFairValueDisclosure100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FairValueMeasurementsRecurring, us-gaap:MutualFund


Cash
Period End2021-06-30
Value24
Percentage of CashAndCashEquivalentsFairValueDisclosure9.3

us-gaap:FairValueMeasurementsRecurring, us-gaap:USTreasurySecurities


Cash
Period End2020-12-312020-09-302019-12-31
Value15015010.0
Percentage of CashAndCashEquivalentsFairValueDisclosure102.0254.227.8

us-gaap:ContractualObligation us-gaap:CreditFacility

us-gaap:ContractualObligation

us-gaap:StandbyLettersOfCredit


Contractual
Period End2020-12-31
Value32
Percentage of ContractualObligation100.0

us-gaap:ContractualObligationDueAfterFifthYear us-gaap:CreditFacility

us-gaap:ContractualObligationDueAfterFifthYear

us-gaap:StandbyLettersOfCredit


Contractual
Period End2020-12-31
Value3000000.0
Percentage of ContractualObligationDueAfterFifthYear100.0

us-gaap:ContractualObligationDueInNextTwelveMonths us-gaap:CreditFacility

us-gaap:ContractualObligationDueInNextTwelveMonths

us-gaap:StandbyLettersOfCredit


Contractual
Period End2020-12-31
Value24
Percentage of ContractualObligationDueInNextTwelveMonths100.0

us-gaap:ContractualObligationDueInSecondAndThirdYear us-gaap:CreditFacility

us-gaap:ContractualObligationDueInSecondAndThirdYear

us-gaap:StandbyLettersOfCredit


Contractual
Period End2020-12-31
Value5000000.0
Percentage of ContractualObligationDueInSecondAndThirdYear100.0

us-gaap:DebtInstrumentFaceAmount us-gaap:DebtInstrument, us-gaap:LongtermDebtType

us-gaap:DebtInstrumentFaceAmount

expe:TwoPointNineFivePercentageSeniorNotesDue2031, us-gaap:SeniorNotes


Debt
Period End2021-03-03
Value1000
Percentage of DebtInstrumentFaceAmount100.0

us-gaap:DebtInstrumentFaceAmount us-gaap:DebtInstrument, us-gaap:LongtermDebtType, us-gaap:SubsequentEventType

expe:FourPointSixTwoFivePercentSeniorNotesDueTwoThousandTwentySeven, expe:UnsecuredSeniorNotes, us-gaap:SubsequentEvent


Debt
Period End2020-07-14
Value750
Percentage of DebtInstrumentFaceAmount0.0

expe:ThreePointSixPercentSeniorNotesDueTwoThousandTwentyThree, expe:UnsecuredSeniorNotes, us-gaap:SubsequentEvent


Debt
Period End2020-07-14
Value500
Percentage of DebtInstrumentFaceAmount0.0

us-gaap:DebtInstrumentFaceAmount us-gaap:LongtermDebtType, us-gaap:SubsequentEventType

expe:UnsecuredSeniorNotes, us-gaap:SubsequentEvent


Debt
Period End2020-07-142020-05-05
Value12502750
Percentage of DebtInstrumentFaceAmount0.00.0

us-gaap:DebtInstrumentFairValue us-gaap:FairValueByMeasurementBasis, us-gaap:LongtermDebtType

us-gaap:DebtInstrumentFairValue

us-gaap:EstimateOfFairValueFairValueDisclosure, us-gaap:SeniorNotes


Debt
Period End2021-06-302021-03-312020-12-31
Value819968009100
Percentage of DebtInstrumentFairValue100.0100.0100.0

us-gaap:DebtInstrumentFairValue us-gaap:LongtermDebtType

us-gaap:SeniorNotes


Debt
Period End2020-12-312020-09-302019-12-31
Value910086005100
Percentage of DebtInstrumentFairValue100.00.00.0

us-gaap:DeferredFinanceCostsNet us-gaap:DebtInstrument, us-gaap:LongtermDebtType

us-gaap:DeferredFinanceCostsNet

expe:ConvertibleSeniorNotesDue2026, us-gaap:ConvertibleDebt


Deferred
Period End2021-06-302021-03-31
Value1617
Percentage of DeferredFinanceCostsNet100.0100.0

us-gaap:DeferredIncomeTaxAssetsNet

us-gaap:DeferredIncomeTaxAssetsNet


Deferred
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302016-12-31
Value850782659557482258145110804769225171917373223
Percentage of DeferredIncomeTaxAssetsNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredIncomeTaxLiabilities

us-gaap:DeferredIncomeTaxLiabilities


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-31
Value548613486635908892525
Percentage of DeferredIncomeTaxLiabilities100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxAssetsGross

us-gaap:DeferredTaxAssetsGross


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-31
Value1356779566401512557307214222160144
Percentage of DeferredTaxAssetsGross100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxAssetsOperatingLossCarryforwardsNotSubjectToExpiration us-gaap:IncomeTaxAuthority

us-gaap:DeferredTaxAssetsOperatingLossCarryforwardsNotSubjectToExpiration

us-gaap:DomesticCountry


Deferred
Period End2020-12-31
Value1800
Percentage of DeferredTaxAssetsOperatingLossCarryforwardsNotSubjectToExpiration100.0

us-gaap:ForeignCountry


Deferred
Period End2020-12-31
Value272
Percentage of DeferredTaxAssetsOperatingLossCarryforwardsNotSubjectToExpiration15.1

us-gaap:StateAndLocalJurisdiction


Deferred
Period End2020-12-31
Value110
Percentage of DeferredTaxAssetsOperatingLossCarryforwardsNotSubjectToExpiration6.1

us-gaap:DeferredTaxAssetsOperatingLossCarryforwardsSubjectToExpiration us-gaap:IncomeTaxAuthority

us-gaap:DeferredTaxAssetsOperatingLossCarryforwardsSubjectToExpiration

us-gaap:DomesticCountry


Deferred
Period End2020-12-31
Value20
Percentage of DeferredTaxAssetsOperatingLossCarryforwardsSubjectToExpiration100.0

us-gaap:ForeignCountry


Deferred
Period End2020-12-31
Value1100
Percentage of DeferredTaxAssetsOperatingLossCarryforwardsSubjectToExpiration5500.0

us-gaap:StateAndLocalJurisdiction


Deferred
Period End2020-12-31
Value623
Percentage of DeferredTaxAssetsOperatingLossCarryforwardsSubjectToExpiration3115.0

us-gaap:DeferredTaxAssetsOther

us-gaap:DeferredTaxAssetsOther


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-31
Value17272683631283936312313
Percentage of DeferredTaxAssetsOther100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxAssetsPropertyPlantAndEquipment

us-gaap:DeferredTaxAssetsPropertyPlantAndEquipment


Deferred
Period End2020-12-312019-12-312018-12-312017-12-31
Value54102550.0
Percentage of DeferredTaxAssetsPropertyPlantAndEquipment100.0100.0100.00.0

us-gaap:DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsShareBasedCompensationCost

us-gaap:DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsShareBasedCompensationCost


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-31
Value7086675181563933294547
Percentage of DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsShareBasedCompensationCost100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAccruedLiabilities

us-gaap:DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAccruedLiabilities


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-31
Value91100874994957143766342
Percentage of DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAccruedLiabilities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxLiabilitiesGoodwillAndIntangibleAssetsIntangibleAssets

us-gaap:DeferredTaxLiabilitiesGoodwillAndIntangibleAssetsIntangibleAssets


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-31
Value422485486499718758386392282249234
Percentage of DeferredTaxLiabilitiesGoodwillAndIntangibleAssetsIntangibleAssets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxLiabilityNotRecognizedAmountOfUnrecognizedDeferredTaxLiabilityUndistributedEarningsOfForeignSubsidiaries us-gaap:IncomeTaxAuthority

us-gaap:DeferredTaxLiabilityNotRecognizedAmountOfUnrecognizedDeferredTaxLiabilityUndistributedEarningsOfForeignSubsidiaries

us-gaap:DomesticCountry


Deferred
Period End2020-12-31
Value22
Percentage of DeferredTaxLiabilityNotRecognizedAmountOfUnrecognizedDeferredTaxLiabilityUndistributedEarningsOfForeignSubsidiaries100.0

us-gaap:DerivativeNotionalAmount us-gaap:DerivativeInstrumentRisk

us-gaap:DerivativeNotionalAmount

us-gaap:ForeignExchangeForward


Derivative
Period End2020-12-31
Value1400
Percentage of DerivativeNotionalAmount100.0

us-gaap:DisposalGroupIncludingDiscontinuedOperationAccountsNotesAndLoansReceivableNet us-gaap:DisposalGroupClassification

us-gaap:DisposalGroupIncludingDiscontinuedOperationAccountsNotesAndLoansReceivableNet

us-gaap:DisposalGroupHeldforsaleNotDiscontinuedOperations


Disposal
Period End2021-06-302021-03-312020-12-312020-09-30
Value1083.02.018
Percentage of DisposalGroupIncludingDiscontinuedOperationAccountsNotesAndLoansReceivableNet100.0100.0100.0100.0

us-gaap:DisposalGroupIncludingDiscontinuedOperationAccountsPayable us-gaap:DisposalGroupClassification

us-gaap:DisposalGroupIncludingDiscontinuedOperationAccountsPayable

us-gaap:DisposalGroupHeldforsaleNotDiscontinuedOperations


Disposal
Period End2021-06-302020-12-31
Value168.0
Percentage of DisposalGroupIncludingDiscontinuedOperationAccountsPayable100.0100.0

us-gaap:DisposalGroupIncludingDiscontinuedOperationAccountsPayableAndAccruedLiabilities us-gaap:DisposalGroupClassification

us-gaap:DisposalGroupIncludingDiscontinuedOperationAccountsPayableAndAccruedLiabilities

us-gaap:DisposalGroupHeldforsaleNotDiscontinuedOperations


Disposal
Period End2021-06-302021-03-312020-12-312020-09-30
Value833.05.017
Percentage of DisposalGroupIncludingDiscontinuedOperationAccountsPayableAndAccruedLiabilities100.0100.0100.0100.0

us-gaap:DisposalGroupIncludingDiscontinuedOperationCashAndCashEquivalents us-gaap:DisposalGroupClassification

us-gaap:DisposalGroupIncludingDiscontinuedOperationCashAndCashEquivalents

us-gaap:DisposalGroupHeldforsaleNotDiscontinuedOperations


Disposal
Period End2021-06-302021-03-312020-12-312020-09-30
Value46365.017
Percentage of DisposalGroupIncludingDiscontinuedOperationCashAndCashEquivalents100.0100.0100.0100.0

us-gaap:DisposalGroupIncludingDiscontinuedOperationGoodwill1 us-gaap:DisposalGroupClassification

us-gaap:DisposalGroupIncludingDiscontinuedOperationGoodwill1

us-gaap:DisposalGroupHeldforsaleNotDiscontinuedOperations


Disposal
Period End2021-06-30
Value163
Percentage of DisposalGroupIncludingDiscontinuedOperationGoodwill1100.0

us-gaap:DisposalGroupIncludingDiscontinuedOperationPrepaidAndOtherAssetsCurrent us-gaap:DisposalGroupClassification

us-gaap:DisposalGroupIncludingDiscontinuedOperationPrepaidAndOtherAssetsCurrent

us-gaap:DisposalGroupHeldforsaleNotDiscontinuedOperations


Disposal
Period End2021-03-312020-12-312020-09-30
Value121215
Percentage of DisposalGroupIncludingDiscontinuedOperationPrepaidAndOtherAssetsCurrent100.0100.0100.0

us-gaap:DisposalGroupIncludingDiscontinuedOperationPropertyPlantAndEquipment us-gaap:DisposalGroupClassification

us-gaap:DisposalGroupIncludingDiscontinuedOperationPropertyPlantAndEquipment

us-gaap:DisposalGroupHeldforsaleNotDiscontinuedOperations


Disposal
Period End2021-06-30
Value54
Percentage of DisposalGroupIncludingDiscontinuedOperationPropertyPlantAndEquipment100.0

us-gaap:EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized

us-gaap:EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized


Employee
Period End2020-12-312017-12-312016-12-312015-12-31
Value462410385345
Percentage of EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized100.0100.0100.0100.0

us-gaap:EquitySecuritiesWithoutReadilyDeterminableFairValueAmount

us-gaap:EquitySecuritiesWithoutReadilyDeterminableFairValueAmount


Equity
Period End2021-06-302020-12-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302017-12-31
Value330330467467474474476374371
Percentage of EquitySecuritiesWithoutReadilyDeterminableFairValueAmount100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:EquitySecuritiesWithoutReadilyDeterminableFairValueAmount us-gaap:FairValueByMeasurementFrequency

us-gaap:FairValueMeasurementsNonrecurring


Equity
Period End2021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312016-12-31
Value3303303313313524671.0
Percentage of EquitySecuritiesWithoutReadilyDeterminableFairValueAmount0.0100.00.00.00.0100.00.0

us-gaap:EquitySecuritiesWithoutReadilyDeterminableFairValueDownwardPriceAdjustmentCumulativeAmount us-gaap:FairValueByMeasurementFrequency

us-gaap:EquitySecuritiesWithoutReadilyDeterminableFairValueDownwardPriceAdjustmentCumulativeAmount

us-gaap:FairValueMeasurementsNonrecurring


Equity
Period End2020-09-30
Value103
Percentage of EquitySecuritiesWithoutReadilyDeterminableFairValueDownwardPriceAdjustmentCumulativeAmount100.0

us-gaap:FiniteLivedIntangibleAssetsAccumulatedAmortization

us-gaap:FiniteLivedIntangibleAssetsAccumulatedAmortization


Finite
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-31
Value22152064187016061295987866815745711691
Percentage of FiniteLivedIntangibleAssetsAccumulatedAmortization100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FiniteLivedIntangibleAssetsAccumulatedAmortization us-gaap:FiniteLivedIntangibleAssetsByMajorClass

expe:DomainNames


Finite
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-31
Value1331098370533428
Percentage of FiniteLivedIntangibleAssetsAccumulatedAmortization6.05.34.44.44.13.53.3

expe:SupplierRelationships


Finite
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-31
Value556483426367289223200186
Percentage of FiniteLivedIntangibleAssetsAccumulatedAmortization25.123.422.822.922.422.723.122.9

us-gaap:CustomerRelationships


Finite
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-31
Value5404994193041857329
Percentage of FiniteLivedIntangibleAssetsAccumulatedAmortization24.424.222.418.914.37.43.4

us-gaap:OtherIntangibleAssets


Finite
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-31
Value986452432423411397265263255238234
Percentage of FiniteLivedIntangibleAssetsAccumulatedAmortization44.521.923.126.431.740.230.732.334.333.533.9

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseAfterYearFive

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseAfterYearFive


Finite
Period End2020-12-31
Value7000000.0
Percentage of FiniteLivedIntangibleAssetsAmortizationExpenseAfterYearFive100.0

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths


Finite
Period End2020-12-31
Value102
Percentage of FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths100.0

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearFive

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearFive


Finite
Period End2020-12-31
Value33
Percentage of FiniteLivedIntangibleAssetsAmortizationExpenseYearFive100.0

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearFour

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearFour


Finite
Period End2020-12-31
Value49
Percentage of FiniteLivedIntangibleAssetsAmortizationExpenseYearFour100.0

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearThree

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearThree


Finite
Period End2020-12-31
Value53
Percentage of FiniteLivedIntangibleAssetsAmortizationExpenseYearThree100.0

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo


Finite
Period End2020-12-31
Value88
Percentage of FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo100.0

us-gaap:FiniteLivedIntangibleAssetsGross

us-gaap:FiniteLivedIntangibleAssetsGross


Finite
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-31
Value25472584246224362285232111801051909797780
Percentage of FiniteLivedIntangibleAssetsGross100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FiniteLivedIntangibleAssetsGross us-gaap:FiniteLivedIntangibleAssetsByMajorClass

expe:DomainNames


Finite
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-31
Value17318315913111711551
Percentage of FiniteLivedIntangibleAssetsGross6.87.16.55.45.15.04.4

expe:SupplierRelationships


Finite
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-31
Value661651650655618655357258
Percentage of FiniteLivedIntangibleAssetsGross26.025.226.426.927.128.230.224.6

us-gaap:CustomerRelationships


Finite
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-31
Value638658659665622613110
Percentage of FiniteLivedIntangibleAssetsGross25.025.526.827.327.226.49.3

us-gaap:OtherIntangibleAssets


Finite
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-31
Value1075563450451446446298285267248247
Percentage of FiniteLivedIntangibleAssetsGross42.221.818.318.619.519.225.327.129.431.231.6

us-gaap:ForeignCurrencyDerivativeInstrumentsNotDesignatedAsHedgingInstrumentsAssetAtFairValue us-gaap:DerivativeInstrumentRisk

us-gaap:ForeignCurrencyDerivativeInstrumentsNotDesignatedAsHedgingInstrumentsAssetAtFairValue

us-gaap:ForeignExchangeForward


Foreign
Period End2021-03-312020-09-302020-06-302020-03-312013-06-30
Value122.0127922
Percentage of ForeignCurrencyDerivativeInstrumentsNotDesignatedAsHedgingInstrumentsAssetAtFairValue100.0100.0100.0100.0100.0

us-gaap:ForeignCurrencyDerivativeInstrumentsNotDesignatedAsHedgingInstrumentsAssetAtFairValue us-gaap:DerivativeInstrumentRisk, us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency

us-gaap:ForeignExchangeForward, us-gaap:FairValueInputsLevel2, us-gaap:FairValueMeasurementsRecurring


Foreign
Period End2021-03-312020-09-302020-06-302020-03-312019-09-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-09-302015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302013-12-31
Value122.01279209.0222338136.1410.5588.045151.371129.176142.225
Percentage of ForeignCurrencyDerivativeInstrumentsNotDesignatedAsHedgingInstrumentsAssetAtFairValue100.0100.0100.0100.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:ForeignCurrencyDerivativeInstrumentsNotDesignatedAsHedgingInstrumentsAssetAtFairValue us-gaap:DerivativeInstrumentRisk, us-gaap:FairValueByMeasurementFrequency

us-gaap:ForeignExchangeForward, us-gaap:FairValueMeasurementsRecurring


Foreign
Period End2021-03-312020-09-302020-06-302020-03-312019-09-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-09-302015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302013-12-31
Value122.01279209.0222338136.00.5588.045151.371129.176142.225
Percentage of ForeignCurrencyDerivativeInstrumentsNotDesignatedAsHedgingInstrumentsAssetAtFairValue100.0100.0100.0100.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:ForeignCurrencyDerivativeInstrumentsNotDesignatedAsHedgingInstrumentsLiabilityAtFairValue us-gaap:BalanceSheetLocation, us-gaap:DerivativeInstrumentRisk

us-gaap:ForeignCurrencyDerivativeInstrumentsNotDesignatedAsHedgingInstrumentsLiabilityAtFairValue

us-gaap:AccruedLiabilities, us-gaap:ForeignExchangeForward


Foreign
Period End2020-12-312019-12-31
Value148.0
Percentage of ForeignCurrencyDerivativeInstrumentsNotDesignatedAsHedgingInstrumentsLiabilityAtFairValue100.0100.0

us-gaap:ForeignCurrencyDerivativeInstrumentsNotDesignatedAsHedgingInstrumentsLiabilityAtFairValue us-gaap:DerivativeInstrumentRisk

us-gaap:ForeignExchangeForward


Foreign
Period End2021-06-302020-12-312019-12-312013-09-302012-12-31
Value26148.02.3653.29
Percentage of ForeignCurrencyDerivativeInstrumentsNotDesignatedAsHedgingInstrumentsLiabilityAtFairValue0.0100.0100.00.00.0

us-gaap:ForeignCurrencyDerivativeInstrumentsNotDesignatedAsHedgingInstrumentsLiabilityAtFairValue us-gaap:DerivativeInstrumentRisk, us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency

us-gaap:ForeignExchangeForward, us-gaap:FairValueInputsLevel2, us-gaap:FairValueMeasurementsRecurring


Foreign
Period End2021-06-302020-12-312019-12-312019-06-302017-09-302017-06-302017-03-312016-12-312016-06-302016-03-312014-06-302014-03-312013-09-302012-12-31
Value26148.06.07.4572.5321.6714.4021815118.0992.3653.29
Percentage of ForeignCurrencyDerivativeInstrumentsNotDesignatedAsHedgingInstrumentsLiabilityAtFairValue0.0100.0100.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:ForeignCurrencyDerivativeInstrumentsNotDesignatedAsHedgingInstrumentsLiabilityAtFairValue us-gaap:DerivativeInstrumentRisk, us-gaap:FairValueByMeasurementFrequency

us-gaap:ForeignExchangeForward, us-gaap:FairValueMeasurementsRecurring


Foreign
Period End2021-06-302020-12-312019-12-312019-06-302017-09-302017-06-302017-03-312016-12-312016-06-302016-03-312014-06-302014-03-312013-09-302012-12-31
Value26148.06.07.02.5321.6714.01815118.0992.3653.29
Percentage of ForeignCurrencyDerivativeInstrumentsNotDesignatedAsHedgingInstrumentsLiabilityAtFairValue0.0100.0100.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:GoodwillImpairedAccumulatedImpairmentLoss

us-gaap:GoodwillImpairedAccumulatedImpairmentLoss


Goodwill
Period End2020-12-31
Value3400
Percentage of GoodwillImpairedAccumulatedImpairmentLoss100.0

us-gaap:GoodwillImpairedAccumulatedImpairmentLoss us-gaap:StatementBusinessSegments

expe:RetailSegment


Goodwill
Period End2020-12-312019-12-31
Value31002600
Percentage of GoodwillImpairedAccumulatedImpairmentLoss91.20.0

expe:Trivago


Goodwill
Period End2020-12-31
Value240
Percentage of GoodwillImpairedAccumulatedImpairmentLoss7.1

us-gaap:IncomeTaxesReceivable

us-gaap:IncomeTaxesReceivable


Income
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312012-12-31
Value399392120110107747062128146243617517620351451271942135117133273651719751106427
Percentage of IncomeTaxesReceivable100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:InterestPayableCurrentAndNoncurrent us-gaap:LongtermDebtType

us-gaap:InterestPayableCurrentAndNoncurrent

us-gaap:SeniorNotes


Interest
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312013-12-31
Value8974110107983876255533652469397525553263246240521940133931
Percentage of InterestPayableCurrentAndNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:InvestmentsAndOtherNoncurrentAssets

us-gaap:InvestmentsAndOtherNoncurrentAssets


Investments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value663667671606618610796770815804778717758858845888538528520558643634658602516539286298283252250243251226224187204262289305301232
Percentage of InvestmentsAndOtherNoncurrentAssets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:InvestmentsAndOtherNoncurrentAssets us-gaap:PropertyPlantAndEquipmentByType

us-gaap:FlightEquipment


Investments
Period End2020-12-312019-12-312018-12-31
Value505333
Percentage of InvestmentsAndOtherNoncurrentAssets7.56.74.2

us-gaap:InvestmentsFairValueDisclosure us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency, us-gaap:FinancialInstrument

us-gaap:InvestmentsFairValueDisclosure

us-gaap:FairValueInputsLevel1, us-gaap:FairValueMeasurementsRecurring, us-gaap:EquitySecurities


Investments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302018-12-312018-06-302018-03-312017-12-312017-09-30
Value127131123616954129109133119201300263306
Percentage of InvestmentsFairValueDisclosure100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FairValueInputsLevel2, us-gaap:FairValueMeasurementsRecurring, us-gaap:BankTimeDeposits


Investments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302018-12-312018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-30
Value112324234221845266476312814911031468504857805241922
Percentage of InvestmentsFairValueDisclosure8.717.619.537.7611.6340.7407.8593.6474.423.5741.8343.7177.8164.20.00.00.00.00.0

us-gaap:InvestmentsFairValueDisclosure us-gaap:FairValueByMeasurementFrequency, us-gaap:FinancialInstrument

us-gaap:FairValueMeasurementsRecurring, us-gaap:BankTimeDeposits


Investments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302018-12-312018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-30
Value112324234221845266476312814911031468504857805241922
Percentage of InvestmentsFairValueDisclosure8.717.619.537.7611.6340.7407.8593.6474.423.5741.8343.7177.8164.20.00.00.00.00.0

us-gaap:FairValueMeasurementsRecurring, us-gaap:EquitySecurities


Investments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302018-12-312018-06-302018-03-312017-12-312017-09-30
Value127131123616954129109133119201300263306
Percentage of InvestmentsFairValueDisclosure100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths


Lessee
Period End2020-12-31
Value147
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths100.0

us-gaap:LettersOfCreditOutstandingAmount us-gaap:CreditFacility

us-gaap:LettersOfCreditOutstandingAmount

us-gaap:LetterOfCredit


Letters
Period End2021-06-302021-03-312020-12-312019-12-31
Value14151316
Percentage of LettersOfCreditOutstandingAmount100.0100.0100.0100.0

us-gaap:RevolvingCreditFacility


Letters
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312013-12-31
Value17161616151515151414151416151919202125291314131519
Percentage of LettersOfCreditOutstandingAmount0.00.00.0100.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:LiabilitiesOfDisposalGroupIncludingDiscontinuedOperation us-gaap:DisposalGroupClassification

us-gaap:LiabilitiesOfDisposalGroupIncludingDiscontinuedOperation

us-gaap:DisposalGroupHeldforsaleNotDiscontinuedOperations


Liabilities
Period End2021-06-302021-03-312020-12-312020-09-30
Value134685368
Percentage of LiabilitiesOfDisposalGroupIncludingDiscontinuedOperation100.0100.0100.0100.0

us-gaap:LineOfCredit us-gaap:DebtInstrument

us-gaap:LineOfCredit

expe:AmendedCreditFacilityMaturingonMay312023


Line
Period End2020-09-302020-06-30
Value6501900
Percentage of LineOfCredit100.0100.0

us-gaap:LongTermLineOfCredit

us-gaap:LongTermLineOfCredit


Long
Period End2020-09-302020-06-302020-03-312019-12-31
Value650190019000.0
Percentage of LongTermLineOfCredit100.0100.0100.00.0

us-gaap:LossContingencyAccrualAtCarryingValue

us-gaap:LossContingencyAccrualAtCarryingValue


Loss
Period End2020-12-312019-12-312018-12-312017-12-312012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value58484643343132271524
Percentage of LossContingencyAccrualAtCarryingValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:LossContingencyAccrualAtCarryingValue us-gaap:LossContingenciesByNatureOfContingency

expe:LitigationRelatingToOccupancyTax


Loss
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302014-12-31
Value48575858595248665454464039454340579071684645434762
Percentage of LossContingencyAccrualAtCarryingValue0.00.0100.00.00.00.0100.00.00.00.0100.00.00.00.0100.00.00.00.00.00.00.00.00.00.00.0

us-gaap:MinorityInterestOwnershipPercentageByParent us-gaap:Ownership

us-gaap:MinorityInterestOwnershipPercentageByParent

expe:Trivago


Minority
Period End2020-12-312019-12-312018-12-31
Value59.00.5930.595
Percentage of MinorityInterestOwnershipPercentageByParent100.0100.0100.0

us-gaap:NonredeemableNoncontrollingInterest

us-gaap:NonredeemableNoncontrollingInterest


Nonredeemable
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302013-12-31
Value1486147914941480146914711569155515651551154715411585161316061611159615691560666465656563165109117115113
Percentage of NonredeemableNoncontrollingInterest100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OperatingLeaseWeightedAverageDiscountRatePercent

us-gaap:OperatingLeaseWeightedAverageDiscountRatePercent


Operating
Period End2020-12-312019-12-31
Value3.63.5
Percentage of OperatingLeaseWeightedAverageDiscountRatePercent100.0100.0

us-gaap:OperatingLossCarryforwards us-gaap:IncomeTaxAuthority

us-gaap:OperatingLossCarryforwards

us-gaap:DomesticCountry


Operating
Period End2020-12-312019-12-312018-12-312017-12-312015-12-31
Value1800778465186
Percentage of OperatingLossCarryforwards100.0100.0100.0100.0100.0

us-gaap:ForeignCountry


Operating
Period End2020-12-312019-12-312018-12-312017-12-312015-12-312014-12-312013-12-312012-12-31
Value140053840437054118510597
Percentage of OperatingLossCarryforwards77.8698.7481.0569.2290.90.00.00.0

us-gaap:StateAndLocalJurisdiction


Operating
Period End2020-12-312019-12-312018-12-312017-12-312015-12-312014-12-312013-12-312012-12-31
Value7338091210167132317
Percentage of OperatingLossCarryforwards40.7103.9108.3323.189.80.00.00.0

us-gaap:PreferredStockRedemptionAmount us-gaap:StatementClassOfStock

us-gaap:PreferredStockRedemptionAmount

us-gaap:SeriesAPreferredStock


Preferred
Period End2021-05-20
Value640
Percentage of PreferredStockRedemptionAmount100.0

us-gaap:PreferredStockSharesOutstanding us-gaap:StatementClassOfStock

us-gaap:PreferredStockSharesOutstanding

us-gaap:SeriesAPreferredStock


Preferred
Period End2021-06-302020-12-312020-06-302019-12-312015-12-312014-12-312013-12-312012-12-31
Value600000.01200000.01200000.000000
Percentage of PreferredStockSharesOutstanding100.0100.0100.00.00.00.00.00.0

us-gaap:PreferredStockValue us-gaap:StatementClassOfStock

us-gaap:PreferredStockValue

us-gaap:SeriesAPreferredStock


Preferred
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302019-12-31
Value51110221022102210220.0
Percentage of PreferredStockValue100.0100.0100.0100.0100.00.0

us-gaap:PreferredStockValueOutstanding us-gaap:StatementClassOfStock

us-gaap:PreferredStockValueOutstanding

us-gaap:SeriesAPreferredStock


Preferred
Period End2021-06-30
Value511
Percentage of PreferredStockValueOutstanding100.0

us-gaap:PurchaseObligation

us-gaap:PurchaseObligation


Purchase
Period End2020-12-31
Value1042
Percentage of PurchaseObligation100.0

us-gaap:PurchaseObligationDueInFourthAndFifthYear

us-gaap:PurchaseObligationDueInFourthAndFifthYear


Purchase
Period End2020-12-31
Value39
Percentage of PurchaseObligationDueInFourthAndFifthYear100.0

us-gaap:PurchaseObligationDueInNextTwelveMonths

us-gaap:PurchaseObligationDueInNextTwelveMonths


Purchase
Period End2020-12-31
Value551
Percentage of PurchaseObligationDueInNextTwelveMonths100.0

us-gaap:PurchaseObligationDueInSecondAndThirdYear

us-gaap:PurchaseObligationDueInSecondAndThirdYear


Purchase
Period End2020-12-31
Value452
Percentage of PurchaseObligationDueInSecondAndThirdYear100.0

us-gaap:RedeemableNoncontrollingInterestEquityCarryingAmount

us-gaap:RedeemableNoncontrollingInterestEquityCarryingAmount


Redeemable
Period End2020-12-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-01-012011-12-312010-12-31
Value13153329293019202222220.0157898366965856755752656052048849136435735735513131329
Percentage of RedeemableNoncontrollingInterestEquityCarryingAmount100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:RestrictedCashAndCashEquivalents

us-gaap:RestrictedCashAndCashEquivalents


Restricted
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value25411972772725131181377944761944725918633621969
Percentage of RestrictedCashAndCashEquivalents100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:RestrictedCashAndCashEquivalentsAtCarryingValue

us-gaap:RestrictedCashAndCashEquivalentsAtCarryingValue


Restricted
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value254119727727251311813779447619447259186336219694647341818424211102745343129282618302921212423191821201414
Percentage of RestrictedCashAndCashEquivalentsAtCarryingValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:RestructuringAndRelatedCostExpectedCost1

us-gaap:RestructuringAndRelatedCostExpectedCost1


Restructuring
Period End2021-03-312020-12-312020-09-30
Value256075
Percentage of RestructuringAndRelatedCostExpectedCost1100.0100.0100.0

us-gaap:RestructuringAndRelatedCostExpectedCost1 us-gaap:Range

srt:Maximum


Restructuring
Period End2021-06-302020-03-31
Value20115
Percentage of RestructuringAndRelatedCostExpectedCost10.00.0

srt:Minimum


Restructuring
Period End2021-06-302020-03-31
Value1560
Percentage of RestructuringAndRelatedCostExpectedCost10.00.0

us-gaap:RestructuringReserve

us-gaap:RestructuringReserve


Restructuring
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312011-12-312010-12-312009-12-31
Value71871031206870179.314151712182227384748119.866230.252.17920
Percentage of RestructuringReserve100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:RestructuringReserve us-gaap:RestructuringCostAndReserve

us-gaap:EmployeeSeverance


Restructuring
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312017-12-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312011-12-312010-12-312009-12-31
Value66821031206863118.335182126354547118.597100.251.7119
Percentage of RestructuringReserve93.094.3100.0100.0100.090.064.789.598.597.297.293.497.697.596.387.142.6100.078.593.5

us-gaap:OtherRestructuring


Restructuring
Period End2021-06-302021-03-312020-06-302020-03-312019-12-312017-12-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-31
Value5.05.00.07.06.00.9790.2740.6130.7632.5361.1231.2140.4351.26913
Percentage of RestructuringReserve7.05.70.010.035.310.51.52.82.86.62.42.53.712.957.4

us-gaap:SeniorLongTermNotes

us-gaap:SeniorLongTermNotes


Senior
Period End2020-09-302020-06-302020-03-312019-12-31
Value8176690341804189
Percentage of SeniorLongTermNotes100.0100.0100.0100.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber us-gaap:AwardType

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber

us-gaap:RestrictedStockUnitsRSU


Share
Period End2021-03-312020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-31
Value8000000.05285000.04130000.02761000.01941000.01349000.01396000.0337000.0432000.0
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue us-gaap:AwardType

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue

us-gaap:RestrictedStockUnitsRSU


Share
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-31
Value101.93117.05113.12120.19114.58119.261.9750.64
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardMaximumEmployeeSubscriptionRate us-gaap:PlanName

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardMaximumEmployeeSubscriptionRate

expe:EmployeeStockPurchasePlan


Share
Period End2020-08-012020-07-31
Value15.010.0
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardMaximumEmployeeSubscriptionRate100.0100.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized


Share
Period End2020-12-31
Value14
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized100.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber us-gaap:AwardType

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber

us-gaap:EmployeeStockOption


Share
Period End2020-12-31
Value6043000.0
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber100.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice us-gaap:AwardType

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice

us-gaap:EmployeeStockOption


Share
Period End2020-12-31
Value103.59
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice100.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue us-gaap:AwardType

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue

us-gaap:EmployeeStockOption


Share
Period End2020-12-31
Value238
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue100.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingAggregateIntrinsicValue us-gaap:AwardType

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingAggregateIntrinsicValue

us-gaap:EmployeeStockOption


Share
Period End2020-12-31
Value238
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingAggregateIntrinsicValue100.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingNumber

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingNumber


Share
Period End2021-03-31
Value8000000.0
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingNumber100.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingNumber us-gaap:AwardType

us-gaap:EmployeeStockOption


Share
Period End2020-12-31
Value8696000.0
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingNumber0.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingWeightedAverageExercisePrice

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingWeightedAverageExercisePrice


Share
Period End2021-03-31
Value119.98
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingWeightedAverageExercisePrice100.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingWeightedAverageExercisePrice us-gaap:AwardType

us-gaap:EmployeeStockOption


Share
Period End2020-12-31
Value105.75
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingWeightedAverageExercisePrice0.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardPerShareWeightedAveragePriceOfSharesPurchased us-gaap:PlanName

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardPerShareWeightedAveragePriceOfSharesPurchased

expe:EmployeeStockPurchasePlan


Share
Period End2020-12-312019-12-312018-12-312017-12-31
Value84.8999.41101.26112.31
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardPerShareWeightedAveragePriceOfSharesPurchased100.0100.0100.0100.0

us-gaap:SharePrice us-gaap:AwardType

us-gaap:SharePrice

us-gaap:EmployeeStockOption


Share
Period End2020-12-31
Value132.4
Percentage of SharePrice100.0

us-gaap:SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1 us-gaap:AwardType

us-gaap:SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1

us-gaap:EmployeeStockOption


Sharebased
Period End2020-12-31
Value177
Percentage of SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1100.0

us-gaap:StockRepurchaseProgramNumberOfSharesAuthorizedToBeRepurchased

us-gaap:StockRepurchaseProgramNumberOfSharesAuthorizedToBeRepurchased


Stock
Period End2020-12-312019-12-312018-12-312018-12-302018-04-262017-12-312016-12-312015-12-312015-02-282014-12-312012-12-312012-04-302012-04-252010-12-312010-10-312006-12-31
Value105105851515707010.010.060202020202020
Percentage of StockRepurchaseProgramNumberOfSharesAuthorizedToBeRepurchased100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:StockRepurchaseProgramRemainingNumberOfSharesAuthorizedToBeRepurchased

us-gaap:StockRepurchaseProgramRemainingNumberOfSharesAuthorizedToBeRepurchased


Stock
Period End2021-06-302021-03-312020-12-312020-09-302018-03-31
Value232323233.2
Percentage of StockRepurchaseProgramRemainingNumberOfSharesAuthorizedToBeRepurchased100.0100.0100.0100.0100.0

us-gaap:TreasuryStockShares

us-gaap:TreasuryStockShares


Treasury
Period End2021-06-302020-12-312020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value1311301301301261239797979493918988878787868584828282838281807775726868666564615510810210210078
Percentage of TreasuryStockShares100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:TreasuryStockShares us-gaap:StatementClassOfStock

us-gaap:CommonStock


Treasury
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302018-12-31
Value12412312312312312311911697
Percentage of TreasuryStockShares94.40.094.40.094.494.494.394.1100.0

us-gaap:UndistributedEarningsOfForeignSubsidiaries

us-gaap:UndistributedEarningsOfForeignSubsidiaries


Undistributed
Period End2020-12-31
Value85
Percentage of UndistributedEarningsOfForeignSubsidiaries100.0

us-gaap:UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestAccrued

us-gaap:UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestAccrued


Unrecognized
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-31
Value493730221510.06.015181413
Percentage of UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestAccrued100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:UnrecognizedTaxBenefitsThatWouldImpactEffectiveTaxRate

us-gaap:UnrecognizedTaxBenefitsThatWouldImpactEffectiveTaxRate


Unrecognized
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-31
Value2191881801551811388685837546
Percentage of UnrecognizedTaxBenefitsThatWouldImpactEffectiveTaxRate100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ValuationAllowancesAndReservesBalance us-gaap:ValuationAllowancesAndReservesType

us-gaap:ValuationAllowancesAndReservesBalance

expe:OtherReserves


Valuation
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312012-01-012011-12-312010-12-312009-12-312008-12-31
Value58191922242925151111117.7976.5995.842
Percentage of ValuationAllowancesAndReservesBalance100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AllowanceForCreditLoss


Valuation
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-31
Value1014134312527
Percentage of ValuationAllowancesAndReservesBalance174.1215.8178.9138.6102.190.1

Line plots across dimensions of each concept


us-gaap:SharesOutstanding
us-gaap:StatementEquityComponents
(None,)
Shares Outstandingus-gaap: Statement Equity Components
Operating Margin
us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments
('us-gaap:OperatingSegments', None)
Operating  Marginus-gaap: Consolidation Items, us-gaap: Statement Business Segments
TTM Greenblatt ROC
_
(None,)
T T M  Greenblatt  R O C_
us-gaap:AllocatedShareBasedCompensationExpense
us-gaap:IncomeStatementLocation
(None,)
Allocated Share Based Compensation Expenseus-gaap: Income Statement Location
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:OtherComprehensiveIncomeLossNetOfTax
us-gaap:StatementEquityComponents
(None,)
Other Comprehensive Income Loss Net Of Taxus-gaap: Statement Equity Components
us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax
us-gaap:StatementBusinessSegments
(None,)
Revenue From Contract With Customer Excluding Assessed Taxus-gaap: Statement Business Segments
us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax
us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments
(None, 'expe:Trivago')
Revenue From Contract With Customer Excluding Assessed Taxus-gaap: Consolidation Items, us-gaap: Statement Business Segments
us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax
us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments
('us-gaap:OperatingSegments', None)
Revenue From Contract With Customer Excluding Assessed Taxus-gaap: Consolidation Items, us-gaap: Statement Business Segments
us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax
us-gaap:ConsolidationItems
(None,)
Revenue From Contract With Customer Excluding Assessed Taxus-gaap: Consolidation Items
us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax
us-gaap:MajorCustomers, us-gaap:ContractWithCustomerSalesChannel
(None, 'us-gaap:SalesChannelThroughIntermediary')
Revenue From Contract With Customer Excluding Assessed Taxus-gaap: Major Customers, us-gaap: Contract With Customer Sales Channel
us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax
us-gaap:ProductOrService
(None,)
Revenue From Contract With Customer Excluding Assessed Taxus-gaap: Product Or Service
us-gaap:PropertyPlantAndEquipmentGross
us-gaap:PropertyPlantAndEquipmentByType
(None,)
Property Plant And Equipment Grossus-gaap: Property Plant And Equipment By Type
us-gaap:PropertyPlantAndEquipmentNet
us-gaap:StatementGeographical
(None,)
Property Plant And Equipment Netus-gaap: Statement Geographical
us-gaap:Goodwill
us-gaap:StatementBusinessSegments
(None,)
Goodwillus-gaap: Statement Business Segments
us-gaap:Goodwill
us-gaap:FairValueByMeasurementFrequency, us-gaap:StatementBusinessSegments
('us-gaap:FairValueMeasurementsNonrecurring', None)
Goodwillus-gaap: Fair Value By Measurement Frequency, us-gaap: Statement Business Segments
us-gaap:FiniteLivedIntangibleAssetsNet
us-gaap:FiniteLivedIntangibleAssetsByMajorClass
(None,)
Finite Lived Intangible Assets Netus-gaap: Finite Lived Intangible Assets By Major Class
us-gaap:LongTermDebt
us-gaap:DebtInstrument
(None,)
Long Term Debtus-gaap: Debt Instrument
us-gaap:LongTermDebt
us-gaap:DebtInstrument, us-gaap:LongtermDebtType
(None, 'us-gaap:SeniorNotes')
Long Term Debtus-gaap: Debt Instrument, us-gaap: Longterm Debt Type
us-gaap:StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest
us-gaap:StatementEquityComponents
(None,)
Stockholders Equity Including Portion Attributable To Noncontrolling Interestus-gaap: Statement Equity Components