MAR


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

Table of contents



us-gaap:CommonStockSharesOutstanding
us-gaap:StatementClassOfStock, us-gaap:StatementEquityComponents
us-gaap:StatementEquityComponents

us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding

us-gaap:WeightedAverageNumberOfSharesOutstandingBasic

us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount

us-gaap:EarningsPerShareBasic

us-gaap:EarningsPerShareDiluted

us-gaap:AllocatedShareBasedCompensationExpense

us-gaap:ComprehensiveIncomeNetOfTax
us-gaap:ProductOrService
us-gaap:CostOfRevenue

us-gaap:CostsAndExpenses

us-gaap:GeneralAndAdministrativeExpense

us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest

us-gaap:IncomeTaxExpenseBenefit

us-gaap:IncomeTaxesPaidNet

us-gaap:InterestExpense

us-gaap:InterestPaidNet

us-gaap:NetIncomeLoss
us-gaap:StatementEquityComponents

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

us-gaap:OtherNonoperatingIncomeExpense

us-gaap:Revenues
us-gaap:ConsolidationItems
us-gaap:ConsolidationItems, us-gaap:ProductOrService
us-gaap:ConsolidationItems, us-gaap:ProductOrService, us-gaap:StatementBusinessSegments
us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments
us-gaap:ProductOrService

us-gaap:Assets
us-gaap:RelatedPartyTransactionsByRelatedParty
us-gaap:RelatedPartyTransactionsByRelatedParty
us-gaap:Liabilities

us-gaap:LiabilitiesAndStockholdersEquity

us-gaap:StockholdersEquity
us-gaap:StatementEquityComponents

us-gaap:AssetsCurrent

us-gaap:CashAndCashEquivalentsAtCarryingValue

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents

us-gaap:PropertyPlantAndEquipmentGross
us-gaap:PropertyPlantAndEquipmentByType

us-gaap:AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment

us-gaap:PropertyPlantAndEquipmentNet
us-gaap:StatementGeographical

us-gaap:InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures

us-gaap:Goodwill
us-gaap:StatementBusinessSegments
us-gaap:IndefiniteLivedIntangibleAssetsByMajorClass
us-gaap:IndefiniteLivedIntangibleAssetsExcludingGoodwill

us-gaap:IntangibleAssetsNetExcludingGoodwill
us-gaap:FairValueByAssetClass

us-gaap:FiniteLivedIntangibleAssetsNet

us-gaap:IntangibleAssetsNetIncludingGoodwill

us-gaap:DeferredTaxAssetsLiabilitiesNet

us-gaap:OperatingLeaseRightOfUseAsset

us-gaap:OtherAssetsNoncurrent
us-gaap:ProductOrService
us-gaap:ContractWithCustomerLiabilityCurrent

us-gaap:LiabilitiesCurrent

us-gaap:OperatingLeaseLiabilityCurrent

us-gaap:OtherLiabilitiesCurrent

us-gaap:LongTermDebt
us-gaap:LongtermDebtType

us-gaap:DebtAndCapitalLeaseObligations

us-gaap:LongTermDebtAndCapitalLeaseObligations

us-gaap:DeferredIncomeTaxLiabilitiesNet

us-gaap:OtherLiabilitiesNoncurrent
us-gaap:FairValueByMeasurementBasis

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:StatementEquityComponents

us-gaap:StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest

us-gaap:AdditionalPaidInCapitalCommonStock

us-gaap:RetainedEarningsAccumulatedDeficit

us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax

us-gaap:TreasuryStockValue

us-gaap:NetCashProvidedByUsedInOperatingActivities

us-gaap:NetCashProvidedByUsedInInvestingActivities

us-gaap:NetCashProvidedByUsedInFinancingActivities

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect

us-gaap:NetCashProvidedByUsedInOperatingActivities

us-gaap:NetIncomeLoss
us-gaap:StatementEquityComponents

us-gaap:ShareBasedCompensation

us-gaap:NetCashProvidedByUsedInInvestingActivities

us-gaap:PaymentsToAcquirePropertyPlantAndEquipment

us-gaap:NetCashProvidedByUsedInFinancingActivities

us-gaap:ProceedsFromIssuanceOfLongTermDebt

us-gaap:RepaymentsOfLongTermDebt

us-gaap:PaymentsOfDividendsCommonStock

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

us-gaap:EffectiveIncomeTaxRateContinuingOperations
us-gaap:AwardType
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod

us-gaap:DeferredTaxAssetsNet

us-gaap:UnrecognizedTaxBenefits

us-gaap:DeferredTaxAssetsValuationAllowance

mar:DepreciationAmortizationAndOther

mar:DepreciationAmortizationandOtherExcludingCapitalizedContractCostAmortization

mar:ImpairmentForLongLivedAssetsAndLeaseImpairmentLoss

mar:IncreaseDecreaseInWorkingCapital

mar:IncreaseDecreaseinCapitalizedContractCostsNet
us-gaap:ProductOrService
mar:IncreaseDecreaseinContractwithCustomerLiabilityCash

mar:NoncashIncomeTaxExpense

mar:NoncashMergerRelatedAndRestructuringCosts

mar:OtherComprehensiveIncomeLossForeignCurrencyTranslationAndTranslationGainLossBeforeReclassificationAndTaxIntraEntityForeignCurrencyTransactionsLongTermInvestmentNature

mar:PaymentsForLoanAdvances

mar:ProceedsFromRepaymentsOfCommercialPaperAndLongTermLinesOfCredit
us-gaap:LossContingenciesByNatureOfContingency
mar:ProceedsfromInsuranceRecoveries

mar:RestructuringChargesAndBusinessCombinationAcquisitionAndIntegrationRelatedCosts
us-gaap:ConsolidationItems, us-gaap:ProductOrService
mar:RevenuesGrossofCapitalizedContractCostAmortization
us-gaap:ConsolidationItems, us-gaap:ProductOrService, us-gaap:StatementBusinessSegments
us-gaap:ProductOrService
us-gaap:ConsolidationItems, us-gaap:ProductOrService
us-gaap:CapitalizedContractCostAmortization
us-gaap:ConsolidationItems, us-gaap:ProductOrService, us-gaap:StatementBusinessSegments
us-gaap:ProductOrService
us-gaap:ProductOrService
us-gaap:ContractWithCustomerLiabilityRevenueRecognized
us-gaap:DebtInstrument, us-gaap:LongtermDebtType
us-gaap:ExtinguishmentOfDebtAmount
us-gaap:DebtInstrument, us-gaap:SubsequentEventType
us-gaap:StatementScenario, us-gaap:DebtInstrument

us-gaap:IncomeLossFromEquityMethodInvestments
us-gaap:ProductOrService
us-gaap:IncreaseDecreaseInContractWithCustomerLiability

us-gaap:IncrementalCommonSharesAttributableToShareBasedPaymentArrangements
us-gaap:LossContingenciesByNatureOfContingency
us-gaap:InsuranceRecoveries

us-gaap:InterestRevenueExpenseNet

us-gaap:InvestmentIncomeInterest
us-gaap:LossContingenciesByNatureOfContingency
us-gaap:LitigationSettlementAmountAwardedToOtherParty
us-gaap:LossContingenciesByNatureOfContingency
us-gaap:LossContingencyLossInPeriod

us-gaap:OciBeforeReclassificationsNetOfTaxAttributableToParent
us-gaap:StatementEquityComponents

us-gaap:OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentBeforeTaxPortionAttributableToParent

us-gaap:OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTaxParent

us-gaap:OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent
us-gaap:StatementEquityComponents

us-gaap:OtherOperatingActivitiesCashFlowStatement

us-gaap:PaymentsForProceedsFromOtherInvestingActivities
us-gaap:RestructuringCostAndReserve
us-gaap:PaymentsForRestructuring

us-gaap:PaymentsRelatedToTaxWithholdingForShareBasedCompensation

us-gaap:PostemploymentBenefitsPeriodExpense
us-gaap:DebtInstrument, us-gaap:LongtermDebtType
us-gaap:ProceedsFromDebtNetOfIssuanceCosts

us-gaap:ProceedsFromIssuanceOfCommonStock

us-gaap:ProceedsFromLinesOfCredit

us-gaap:ProceedsFromPaymentsForOtherFinancingActivities

us-gaap:ProceedsFromSaleAndCollectionOfNotesReceivable

us-gaap:ProceedsFromSaleOfPropertyPlantAndEquipment

us-gaap:ProvisionForDoubtfulAccounts

us-gaap:ReclassificationFromAociCurrentPeriodNetOfTaxAttributableToParent
us-gaap:StatementEquityComponents

us-gaap:RepaymentsOfLinesOfCredit

us-gaap:RestructuringCharges
us-gaap:IncomeStatementLocation
us-gaap:IncomeStatementLocation, us-gaap:RestructuringPlan
us-gaap:RestructuringCostAndReserve
us-gaap:RestructuringPlan
us-gaap:RestructuringPlan, us-gaap:StatementBusinessSegments
us-gaap:RestructuringCostAndReserve
us-gaap:RestructuringReserveTranslationAndOtherAdjustment
us-gaap:AwardType
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue
us-gaap:StatementEquityComponents
us-gaap:StockIssuedDuringPeriodSharesShareBasedCompensation

us-gaap:StockIssuedDuringPeriodValueShareBasedCompensation
us-gaap:StatementEquityComponents

mar:DeferredTaxAssetsCustomerLoyaltyProgramLiability

mar:DeferredTaxAssetsLeasingArrangements

mar:DeferredTaxAssetsReceivablesNet

mar:DeferredTaxAssetsTaxCreditCarryforwardsNotSubjectToExpiration

mar:DeferredTaxAssetsTaxCreditCarryforwardsSubjectToExpiration

mar:DeferredTaxLiabilitiesDeferredExpenseSelfInsurance

mar:FinanceLeaseLiabilityToBePaidDueAfterYearFour
us-gaap:FairValueByMeasurementBasis
mar:FinancialInstrumentsAssetsNoncurrent
us-gaap:FairValueByMeasurementBasis
mar:FinancialInstrumentsLiabilitiesNoncurrent

mar:GuarantorObligationsMaximumExposureUndiscountedNotYetinEffect

mar:LesseeOperatingLeaseLiabilityToBePaidDueAfterYearFour
us-gaap:FairValueByMeasurementBasis
mar:LongTermCommercialPaperAndLongTermLineOfCredit
us-gaap:FairValueByMeasurementBasis
mar:LongtermCommercialPaperandLongtermLineofCredit

mar:PurchaseObligationToBePaidAfterYearThree

mar:SharebasedCompensationNonvestedAwardsCompensationCostNotyetRecognized
us-gaap:AwardType

mar:SuretyBonds
us-gaap:UnusualOrInfrequentItem
mar:UnusualOrInfrequentItemOrBothEstimatedGrantReceivableAndCredit
us-gaap:UnusualOrInfrequentItem
mar:UnusualOrInfrequentItemOrBothEstimatedPostemploymentBenefitsCost

us-gaap:AccountsAndFinancingReceivableAllowanceForCreditLoss

us-gaap:AccountsNotesAndLoansReceivableNetCurrent

us-gaap:AccountsPayableTradeCurrent

us-gaap:AssetsOfDisposalGroupIncludingDiscontinuedOperationCurrent
us-gaap:CapitalizedContractCost
us-gaap:CapitalizedContractCostNet
us-gaap:LongtermDebtType
us-gaap:CommercialPaperNoncurrent

us-gaap:CommonStockCapitalSharesReservedForFutureIssuance

us-gaap:ContractWithCustomerLiability
us-gaap:ProductOrService
us-gaap:ProductOrService
us-gaap:ContractWithCustomerLiabilityNoncurrent
us-gaap:DebtInstrument, us-gaap:LongtermDebtType
us-gaap:DebtInstrumentFaceAmount
us-gaap:DebtInstrument, us-gaap:LongtermDebtType
us-gaap:DebtInstrumentInterestRateEffectivePercentage

us-gaap:DeferredIncomeTaxAssetsNet

us-gaap:DeferredIncomeTaxLiabilities

us-gaap:DeferredTaxAssetsDeferredIncome

us-gaap:DeferredTaxAssetsGross

us-gaap:DeferredTaxAssetsOperatingLossCarryforwards

us-gaap:DeferredTaxAssetsOperatingLossCarryforwardsSubjectToExpiration

us-gaap:DeferredTaxAssetsOther

us-gaap:DeferredTaxAssetsTaxCreditCarryforwards

us-gaap:DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsEmployeeBenefits

us-gaap:DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsReserves

us-gaap:DeferredTaxLiabilitiesInvestmentInNoncontrolledAffiliates

us-gaap:DeferredTaxLiabilitiesLeasingArrangements

us-gaap:DeferredTaxLiabilitiesOtherFiniteLivedAssets

us-gaap:DeferredTaxLiabilitiesPropertyPlantAndEquipment
us-gaap:DisposalGroupClassification, us-gaap:IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperations
us-gaap:DisposalGroupIncludingDiscontinuedOperationConsideration

us-gaap:EmployeeRelatedLiabilitiesCurrent

us-gaap:EquityMethodInvestmentDifferenceBetweenCarryingAmountAndUnderlyingEquity

us-gaap:EquityMethodInvestments

us-gaap:FinanceLeaseLiability

us-gaap:FinanceLeaseLiabilityCurrent

us-gaap:FinanceLeaseLiabilityNoncurrent

us-gaap:FinanceLeaseLiabilityPaymentsDue

us-gaap:FinanceLeaseLiabilityPaymentsDueAfterYearFive

us-gaap:FinanceLeaseLiabilityPaymentsDueYearFive

us-gaap:FinanceLeaseLiabilityPaymentsDueYearTwo

us-gaap:FinanceLeaseLiabilityPaymentsRemainderOfFiscalYear

us-gaap:FinanceLeaseLiabilityUndiscountedExcessAmount

us-gaap:FiniteLivedIntangibleAssetsAccumulatedAmortization

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearFive

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearFour

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearThree

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo

us-gaap:FiniteLivedIntangibleAssetsGross
us-gaap:FiniteLivedIntangibleAssetsByMajorClass

us-gaap:GrantsReceivableCurrent

us-gaap:GuaranteeObligationsCurrentCarryingValue
us-gaap:BalanceSheetLocation
us-gaap:GuaranteeObligationsByNature
us-gaap:RealEstateAndAccumulatedDepreciationDescriptionOfProperty

us-gaap:GuaranteeObligationsMaximumExposure
mar:LossContingenciesBySecondaryNatureOfContingency, us-gaap:GuaranteeObligationsByNature
us-gaap:GuaranteeObligationsByNature

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths

us-gaap:LesseeOperatingLeaseLiabilityPaymentsRemainderOfFiscalYear

us-gaap:LettersOfCreditOutstandingAmount

us-gaap:LineOfCredit
us-gaap:CreditFacility

us-gaap:LineOfCreditFacilityMaximumBorrowingCapacity

us-gaap:LongTermDebtAndCapitalLeaseObligationsCurrent

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalAfterYearFive

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo
us-gaap:LossContingenciesByNatureOfContingency
us-gaap:LossContingencyAccrualAtCarryingValue
us-gaap:LossContingenciesByNatureOfContingency, us-gaap:SubsequentEventType
us-gaap:LossContingencyEstimateOfPossibleLoss

us-gaap:NotesAndLoansReceivableNetNoncurrent
us-gaap:FairValueByMeasurementBasis

us-gaap:OperatingLeaseWeightedAverageDiscountRatePercent

us-gaap:OperatingLossCarryforwards
us-gaap:FairValueByMeasurementBasis
us-gaap:OtherLongTermDebtNoncurrent

us-gaap:PostemploymentBenefitsLiabilityCurrent

us-gaap:PrepaidExpenseAndOtherAssets

us-gaap:PurchaseObligation

us-gaap:PurchaseObligationDueInNextTwelveMonths

us-gaap:PurchaseObligationDueInSecondYear

us-gaap:PurchaseObligationDueInThirdYear

us-gaap:RestrictedCash
us-gaap:Range, us-gaap:RestructuringPlan
us-gaap:RestructuringAndRelatedCostExpectedCost1
us-gaap:RestructuringCostAndReserve
us-gaap:RestructuringReserve

us-gaap:SelfInsuranceReserveCurrent

us-gaap:SelfInsuranceReserveNoncurrent
us-gaap:FairValueByMeasurementBasis
us-gaap:SeniorLongTermNotes
us-gaap:DebtInstrument
us-gaap:SeniorNotes
us-gaap:AwardType
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber
us-gaap:AwardType
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue

us-gaap:UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestAccrued

us-gaap:UnrecognizedTaxBenefitsThatWouldImpactEffectiveTaxRate

Plots across concepts


IncomeStatement
Income Loss From Continuing Operations 
Before Income Taxes Extraordinary Items Noncontrolling Interest
Expenses
Income Tax Expense Benefit
Balance Sheet
Long Term Debt
Assets
Cash And Cash Equivalents At Carrying Value
Current Assets
Cash And Cash Equivalents At Carrying Value
NonCurrent Assets
Deferred Income Tax Assets Net
PropertyPlantAndEquipmentNet
Accumulated Depreciation Depletion And Amortization Property Plant And Equipment
Liabilities
Operating Lease Liability
Current Liabilities
Operating Lease Liability Current
Noncurrent Liabilities
Deferred Income Tax Liabilities Net
Stockholders Equity
Accumulated Other Comprehensive Income Loss Net Of Tax
CashFlow
Net Cash Provided By Used In Investing Activities
NetCashProvidedByUsedInOperatingActivities
Share Based Compensation
NetCashProvidedByUsedInInvestingActivities
Net Cash Provided By Used In Investing Activities
NetCashProvidedByUsedInFinancingActivities
Net Cash Provided By Used In Financing Activities
Shares
Common Stock Shares Outstanding
DividendsAndRepurchase
Payments For Repurchase Of Common Stock
OperatingLeaseLiability
Operating Lease Liability Current
LesseeOperatingLeaseLiabilityPaymentsDue
Lessee Operating Lease Liability Payments Remainder Of Fiscal Year
FiniteLivedIntangibleAssets
Finite Lived Intangible Assets Accumulated Amortization

Tables

  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-282012-09-072012-06-152012-03-232011-12-302011-09-092011-06-172011-03-252010-12-312010-09-102010-06-182010-03-26
us-gaap:CommonStockSharesOutstanding NANA324.4NANANA324.0NANA334.1339.1342.0348.7354.8359.1366.4374.0381.0386.1390.5254.4254.2265.3257.5267.3276.3280.0286.9290.7294.4298.0300.4NANA310.9NANANA333.0NANANA366.9NANANA
 us-gaap:CommonStockSharesOutstanding us-gaap:StatementClassOfStock,us-gaap:StatementEquityComponents us-gaap:CommonClassA,us-gaap:CommonStockNANA324.4NANANA324.0NANANA339.1NANANA359.1NANANA386.1NANANA256.3NANANA279.9NANANA298.0NANANA310.9NANANA333.0NANANANANANANA
 us-gaap:CommonStockSharesOutstanding us-gaap:StatementEquityComponents us-gaap:CommonStock▁▁▁▁▁▁▁▂▂▃▄▅▆▇█325.6325.6324.4324.3324.3324.2324.0326.9330.6334.1339.1342.0348.7354.8359.1NANANANANANANANANANANANANANANANANANANANANANANANA336.4NANA366.9NANANA
us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding █▁329.1326.7NA326.8325.6327.4NA332.5336.4342.8NA350.6357.3363.3NA376.6383.0390.0NA270.5258.0258.9NA267.3277.3283.5NA295.4298.7303.3NA309.5314.0320.0NA329.3338.0344.6NA345.4369.4381.8NA378.1377.4373.3
us-gaap:WeightedAverageNumberOfSharesOutstandingBasic █▁327.1326.7NA325.9325.6325.4NA329.9333.8339.6NA346.7353.4358.4NA372.3378.5384.9NA266.2254.3254.4NA262.2272.4277.7NA288.9292.5296.1NA301.9306.7311.8NA319.4327.9333.7NA345.4356.9367.1NA363.1362.1359.4
us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount NA2.3NANA0.8NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:EarningsPerShareBasic ▇▃▂▄▁▃▅▆▅▆▆▇█▆▅▆▆▆▅▄▆▆▅▅▆▅▅▅▅▅▄▅▅▄▅▄▄▄▄▂▄▄▄▄▄▄1.29-0.03-0.50.31-0.720.10.851.170.71.10.931.391.731.110.551.051.090.950.630.260.970.860.790.80.880.750.70000000000000020.660.660.580.49999999999999980.530.580.440.58000000000000010.450.440.310.4-0.520.380.270.470.230.330.23
us-gaap:EarningsPerShareDiluted ▇▃▂▄▁▃▆▆▅▆▆▇█▆▅▆▆▆▅▄▆▆▅▅▆▅▅▅▅▅▄▅▅▄▅▄▄▄▄▂▄▄▄▄▄▄1.28-0.03-0.50.31-0.720.090.851.160.691.090.921.381.711.090.541.041.080.940.620.260.960.850.770.780.870.730.680.650.640.570.490.520.570.430.560.440.420.30.4-0.520.370.260.449999999999999960.220.310.22
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-282012-09-072012-06-152012-03-232011-12-302011-09-092011-06-172011-03-252010-12-312010-09-102010-06-182010-03-26
 Cost Ratio us-gaap:ProductOrService mar:OwnedLeasedandOther▃▂▂▂▁▅█▇▇▇▇▇█▇███187.0108.0123.0116.049.0280.0426.0393.0418.0375.0409.0397.0423.0406.0443.0433.0448.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 Cost Ratio us-gaap:ProductOrService mar:Reimbursements▄▂▂▂▁▇███▇█▇█▇█▇█2338.01780.01664.01789.01202.03797.03988.03952.03903.03756.04052.03733.03985.03776.03962.03830.03927.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 Operating Margin us-gaap:ConsolidationItems,us-gaap:StatementBusinessSegments us-gaap:OperatingSegments,mar:AsiaPacificSegmentNANA200.0157.086.0169.0324.0285.0310.0270.0300.0275.0268.0275.0376.0337.0319.0312.0333.0141.0146.0141.0NANANANANANANANANANANANANANANANANANANANANANANANA
 Operating Margin us-gaap:ConsolidationItems,us-gaap:StatementBusinessSegments us-gaap:OperatingSegments,mar:EuropeMiddleEastandAfricaSegmentNANANA162.087.0344.0NA500.0511.0418.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 Operating Margin us-gaap:ConsolidationItems,us-gaap:StatementBusinessSegments us-gaap:OperatingSegments,mar:InternationalSegment█▁522.0391.0NANA194.0632.0NANANANANANANANANANANANA964.0545.0571.0556.0577.0532.0549.0542.0621.0546.0568.0NANANANANANANANANANANANANANANANANA
 Operating Margin us-gaap:ConsolidationItems,us-gaap:StatementBusinessSegments us-gaap:OperatingSegments,mar:NorthAmericanFullServiceSegmentNANANA1586.01079.03820.03463.03284.03403.03305.03294.03123.03356.03299.03669.03436.03619.03576.03473.02222.02360.02321.02270.02128.02252.02175.02133.02042.02099.0NANANANANANANANANANANANANANANANANA
 Operating Margin us-gaap:ConsolidationItems,us-gaap:StatementBusinessSegments us-gaap:OperatingSegments,mar:USAndCanadaSegment█▁2328.01721.0NANA1079.03820.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-282012-09-072012-06-152012-03-232011-12-302011-09-092011-06-172011-03-252010-12-312010-09-102010-06-182010-03-26
 TTM Greenblatt ROC _ _▆▃▁▄▁▃▄▇▅▆▆▇█▆▇▇▇▆▆▄▅▅▅▅▅▅▄▅▅▄▄▄▄▄▅▄▄▄▄▁▄▄▃486.084.0-128.0252.0-154.0114.0274.0607.0409.0510.0422.0570.0740.0500.0570.0632.0620.0537.0441.0171.0389.0367.0310.0339.0369.0332.0291.0298.0316.0254.0238.0245.0279.0226.0309.0213.0243.0175.0247.0-144.0232.0191.0122.0NANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-282012-09-072012-06-152012-03-232011-12-302011-09-092011-06-172011-03-252010-12-312010-09-102010-06-182010-03-26
us-gaap:AllocatedShareBasedCompensationExpense ▁█41.049.0NA49.046.038.0NA44.048.038.0NA47.051.042.042.044.047.048.0114.039.031.028.029.029.030.024.028.028.029.025.047.022.025.022.020.019.019.019.021.022.022.021.029.021.026.020.0
us-gaap:ComprehensiveIncomeNetOfTax █▂▅▆▃▁▇▅▆▇▆▇▅█▅▇██▃▄▆▅▅▅▅▅▅▅▅▅▅▅▅▅▅▅▅▅▄▂▅▄▅▄▅▄518.0-166.0147.0262.0-103.0-347.0422.0209.0266.0406.0334.0418.0225.0560.0233.0499.0570.0550.0-84.074.0251.0238.0126.0178.0242.0187.0180.0178.0194.0175.0156.0165.0171.0134.0186.0147.0128.0114.0109.0-184.0122.0105.0165.094.0114.070.0
 us-gaap:CostOfRevenue us-gaap:ProductOrService mar:OwnedLeasedandOther▂▁▂▁▁▆▇▇▇▇▇▇▇▇███168.0135.0150.0134.0121.0272.0334.0326.0331.0325.0321.0315.0334.0336.0354.0351.0350.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:CostOfRevenue us-gaap:ProductOrService mar:Reimbursements▃▂▂▂▁▇█▇▇▇▇▇▇▇▇▆▇2255.01833.01634.01683.01241.03877.04370.04070.04107.03892.04085.03879.03979.03808.04091.03650.03791.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:CostsAndExpenses ▃▂▂▂▁▇█▇▇▆▇▆▇▆█▇█▇▇▅▅▄▄▄▄▄▄▄▄▄▄▃▄▃▄▃▃▂▄▄▃▃▅▃▃▃2663.02232.02300.02002.01618.04567.05097.04677.04896.04502.04801.04479.04606.04506.05305.05031.05175.05024.05015.03771.03513.03405.03396.03239.03320.03181.03268.03162.03168.03039.02981.02915.02984.02916.03448.02516.02533.02377.03446.03018.02740.02587.03520.02481.02545.02450.0
us-gaap:GeneralAndAdministrativeExpense ▃▄▃▁▂▅▅▄▄▄▅▄▄▅▅▃▄▄▄▂▂▂▃▂▂▁▃▂▂▂▃▂▃▃▃▁▂▂▅▃▂▂█▂▁▁187.0211.0183.0131.0178.0270.0267.0220.0229.0222.0242.0221.0217.0247.0259.0199.0226.0210.0234.0161.0168.0163.0188.0149.0152.0145.0180.0172.0159.0148.0200.0167.0179.0180.0206.0132.0160.0147.0254.0180.0159.0159.0351.0149.0142.0138.0
us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest ▄▂▁▃▁▃▄▅▄▄▅▅▆▅█▅▅▅▄▃▄▄▄▄▄▄▄▄▄▄▃▄▄▃▄▄▃▃▃▂▃▃▃▃381.0-27.0-314.0127.0-298.019.0326.0527.0314.0432.0479.0568.0796.0502.01179.0580.0592.0485.0383.0131.0344.0326.0284.0309.0355.0307.0282.0290.0285.0231.0210.0223.0263.0201.0271.0222.0209.0147.0202.0-199.0201.0152.0110.0128.0NANA
us-gaap:IncomeTaxExpenseBenefit ▂▂▁▂▂▂▂▃▂▂▂▂▃▃█▃▃▃▃▂▃▃▂▃▃▃▂▃▃▂▂▂▂▂▂▂▂▂▂▂▂▂▂▂▂▂-41.0-16.0-150.027.0-64.0-12.047.0140.082.057.063.085.0186.0104.0978.0188.0178.0120.0139.061.097.0107.082.099.0115.0100.085.098.093.059.059.063.084.065.090.079.066.043.061.0-20.066.051.0-63.045.065.046.0
us-gaap:IncomeTaxesPaidNet ▄▁▁▄▁▂▃▃▄▂▃▂█▂▅▅▄▁▂▃▂▂▂▂▁▂▂▂▁▁▁▁▁▁187.033.039.0168.013.059.0150.0135.0177.064.0111.078.0401.088.0223.0212.0164.037.050.0115.085.043.057.071.032.058.067.051.029.025.026.014.022.015.0NANANANANANANANANANANANA
us-gaap:InterestExpense ▇▇▇▇█▆▆▆▆▆▆▅▅▄▄▄▄▄▄▃▃▂▂▂▂▂▁▁▁▁▁▁▁▁▂▁▂▁▂▂▂▂▃▂▂▂109.0107.0112.0113.0127.093.095.0100.0102.097.094.086.085.075.072.073.073.070.075.055.057.047.046.043.042.036.026.029.030.030.032.028.029.031.041.029.034.033.047.039.037.041.050.041.044.045.0
us-gaap:InterestPaidNet █▁▇▂▆▂▅▃▅▃▄158.038.0143.048.0123.063.0101.071.0106.070.086.0NANA51.063.048.074.049.066.034.042.023.043.017.042.012.030.08.030.011.025.012.025.021.021.018.034.010.036.029.041.024.050.024.047.027.0
us-gaap:NetIncomeLoss ▆▃▂▄▁▃▅▆▅▆▆▇█▆▅▆▆▆▅▄▅▅▅▅▅▅▅▅▅▄▄▄▄▄▄▄▄▄▄▁▄▄422.0-11.0-164.0100.0-234.031.0279.0387.0232.0375.0317.0483.0610.0398.0201.0392.0414.0365.0244.070.0247.0219.0202.0210.0240.0207.0197.0192.0192.0172.0151.0160.0179.0136.0181.0143.0143.0104.0141.0-179.0135.0101.0NANA119.083.0
us-gaap:OperatingIncomeLoss ▆▃▁▄▁▃▄▇▅▆▆▇█▆▇▇▇▆▆▄▅▅▅▅▅▅▄▅▅▄▄▄▄▄▅▄▄▄▄▁▄▄▃▄▄▄486.084.0-128.0252.0-154.0114.0274.0607.0409.0510.0422.0570.0740.0500.0570.0632.0620.0537.0441.0171.0389.0367.0310.0339.0369.0332.0291.0298.0316.0254.0238.0245.0279.0226.0309.0213.0243.0175.0247.0-144.0232.0191.0122.0167.0226.0180.0
us-gaap:OtherNonoperatingIncomeExpense ▁▁▁▁▁▁▃▁▁▁▁▁▂▂█▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▂▁▁▁▁▁▁▁▁5.01.06.02.05.0-4.0138.010.01.05.03.018.0114.059.0657.06.025.00.02.03.00.00.07.00.020.00.04.01.03.00.0-3.01.010.03.0-1.036.05.02.04.0-16.03.02.028.03.0NANA
us-gaap:Revenues ▄▂▂▂▁▆▇▇▇▇▇▇▇▇████▇▅▅▅▅▄▅▄▄▄▄▄▄▄▄▄▅▃▃▃▅▃▃▃▄▃▃▃3149.02316.02172.02254.01464.04681.05371.05284.05305.05012.05289.05049.05346.05006.05875.05663.05795.05561.05456.03942.03902.03772.03706.03578.03689.03513.03559.03460.03484.03293.03219.03160.03263.03142.03757.02729.02776.02552.03693.02874.02972.02778.03642.02648.02771.02630.0
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-282012-09-072012-06-152012-03-232011-12-302011-09-092011-06-172011-03-252010-12-312010-09-102010-06-182010-03-26
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-282012-09-072012-06-152012-03-232011-12-302011-09-092011-06-172011-03-252010-12-312010-09-102010-06-182010-03-26
us-gaap:Assets ██████████▇▇▇█▇▇▇▇▇█▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▂▂▂▂24504.024369.024701.025148.025680.025549.025051.024812.024893.024746.023696.023833.023844.024484.023948.024236.023881.023925.024140.025002.06650.06121.06082.06153.06321.06803.06865.06847.06830.06665.06794.06480.06377.06523.06342.05865.06007.06171.05910.08465.08791.08760.08983.0NANANA
 us-gaap:Liabilities us-gaap:RelatedPartyTransactionsByRelatedParty us-gaap:EquityMethodInvesteeNANA1623.0NANANA1691.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:LiabilitiesAndStockholdersEquity ██████████▇▇▇█▇▇▇▇▇█▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▂▂▂▂24504.024369.024701.025148.025680.025549.025051.024812.024893.024746.023696.023833.023844.024484.023948.024236.023881.023925.024140.025002.06650.06121.06082.06153.06321.06803.06865.06847.06830.06665.06794.06480.06377.06523.06342.05865.06007.06171.05910.08465.08791.08760.08983.0NANANA
us-gaap:StockholdersEquity ▄▄▄▄▄▄▄▄▅▅▅▅▆▆▆▇▇███▁▁▁▁▁▂▂▂▂▃▃▃▃▃▃▃▃▃▃▄▅▅▅796.0234.0430.0229.0-79.0-20.0703.0838.01240.01603.02225.02324.02841.03566.03731.04512.04901.05168.05357.05841.0-3462.0-3667.0-3590.0-3589.0-3033.0-2537.0-2200.0-1842.0-1720.0-1625.0-1415.0-1409.0-1493.0-1377.0-1285.0-1296.0-1124.0-848.0-781.0430.01136.01386.01585.0NANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-282012-09-072012-06-152012-03-232011-12-302011-09-092011-06-172011-03-252010-12-312010-09-102010-06-182010-03-26
us-gaap:AssetsCurrent ▅▅▅▇██▆▅▅▅▅▅▅▆▅▅▅▆▆▇▃▂▂▂▃▃▃▂▂▂▃▂▂▂▂▁▁▂▁▅▅▅▆2799.02672.02825.03540.04113.04049.03127.02900.02869.02735.02706.02803.02817.03152.02747.02944.02830.03121.03371.03787.01959.01424.01384.01723.01906.01828.01921.01552.01537.01565.01903.01646.01404.01626.01475.01158.01355.01464.01324.02678.02938.02999.03382.0NANANA
us-gaap:CashAndCashEquivalentsAtCarryingValue ▃▃▄▆█▆▁▂▂▂▂▂▂▃▂▂▂▃▃▄▃▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▂▁▁▁▁▂▁▁▁664.0628.0877.01577.02283.01760.0225.0276.0284.0258.0316.0373.0366.0701.0383.0508.0498.0738.0858.01078.0679.099.096.095.0140.0120.0104.0150.0192.0184.0126.0144.0108.0221.088.0105.0105.0290.0102.0220.0117.0144.0505.0223.0100.0118.0
us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents ▂▂▃▆█▆▁▁▁▁▁▂▂▃▂▂▂▃▃679.0642.0894.01590.02300.01782.0253.0300.0320.0300.0360.0413.0403.0743.0429.0534.0515.0769.0887.0NANANA117.0NANANANANANANANANANANANANANANANANANANANANANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-282012-09-072012-06-152012-03-232011-12-302011-09-092011-06-172011-03-252010-12-312010-09-102010-06-182010-03-26
us-gaap:PropertyPlantAndEquipmentGross NANA2402.0NANANA3205.0NANANA3473.0NANANA2890.0NANANA3320.0NANANA1926.01881.01896.0NA2378.02652.02565.02464.02448.02461.02649.02572.02530.02399.02343.02316.02095.02812.02787.02685.02556.0NANANA
 us-gaap:PropertyPlantAndEquipmentGross us-gaap:PropertyPlantAndEquipmentByType mar:BuildingAndLeaseholdImprovementsNANA1045.0NANANA1100.0NANANA1275.0NANANA1052.0NANANA1352.0NANANA729.0692.0677.0NA781.0771.0781.0777.0786.0731.0701.0696.0703.0682.0679.0680.0667.0966.0NANA854.0NANANA
 us-gaap:PropertyPlantAndEquipmentGross us-gaap:PropertyPlantAndEquipmentByType us-gaap:ConstructionInProgressNANA29.0NANANA196.0NANANA168.0NANANA116.0NANANA155.0NANANA130.0113.0112.0NA365.0566.0455.0374.0338.0327.0480.0428.0383.0322.0288.0255.0164.0159.0NANA204.0NANANA
 us-gaap:PropertyPlantAndEquipmentGross us-gaap:PropertyPlantAndEquipmentByType us-gaap:FurnitureAndFixturesNANA640.0NANANA1225.0NANANA1439.0NANANA1121.0NANANA1159.0NANANA768.0777.0806.0NA775.0774.0788.0777.0789.0853.0868.0861.0854.0842.0824.0826.0810.01075.0NANA984.0NANANA
 us-gaap:PropertyPlantAndEquipmentGross us-gaap:PropertyPlantAndEquipmentByType us-gaap:LandNANA688.0NANANA684.0NANANA591.0NANANA601.0NANANA654.0NANANA299.0299.0301.0NA457.0541.0541.0536.0535.0550.0600.0587.0590.0553.0552.0555.0454.0612.0NANA514.0NANANA
us-gaap:AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment NANA888.0NANANA1301.0NANANA1517.0NANANA1097.0NANANA985.0NANANA897.0896.0909.0NA918.0916.0918.0895.0905.0972.01015.0998.0991.0978.0960.0949.0927.01332.01304.01273.01249.0NANANA
us-gaap:PropertyPlantAndEquipmentNet ▃▃▄▅▅▅▆▆▆▆▆▆▆▅▅▅▆▇██▁▁▁▁▁▃▃▅▄▄▄▃▄▄▄▃▃▃▂▃▃▃▃1490.01482.01514.01790.01818.01854.01904.01960.01945.01961.01956.01967.01958.01791.01793.01894.02102.02109.02335.02411.01056.01042.01029.0985.0987.01446.01460.01736.01647.01569.01543.01489.01634.01574.01539.01421.01383.01367.01168.01480.01483.01412.01307.0NANANA
us-gaap:InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures ▄▄▄▅▅▅▅▅▅▅▇▇▆▇▇▇▇▇▇█▁▁▁▁▂▂▂▂▂▂▂▂▂▂▂▂▂▂▂▂▂▃▂407.0410.0422.0517.0534.0562.0577.0580.0580.0584.0732.0689.0638.0754.0740.0720.0762.0745.0728.0830.0179.0169.0165.0174.0216.0217.0224.0234.0229.0222.0222.0228.0228.0230.0216.0217.0223.0268.0265.0271.0278.0313.0250.0NANANA
us-gaap:Goodwill ████████████████▇▇▇▆▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁9142.09107.09175.09035.08962.08901.09048.08990.09067.09053.09039.09067.09103.09270.09207.09182.08582.07802.07598.07175.0947.0946.0943.0970.0962.0894.0894.0894.0894.0874.0874.0874.0874.0874.0874.0874.0874.0875.0875.0875.0875.0875.0875.0NANANA
 us-gaap:IndefiniteLivedIntangibleAssetsExcludingGoodwill us-gaap:IndefiniteLivedIntangibleAssetsByMajorClass us-gaap:TrademarksAndTradeNamesNANA5995.0NANANA5889.0NANANA5724.0NANANA5854.0NANANA6441.0NANANA129.0NANANA77.0NANANA4.0NANANANANANANANANANANANANANANA
us-gaap:IntangibleAssetsNetExcludingGoodwill NANA8989.0NANANA8641.0NANANA8380.0NANANA8805.0NANANA9270.0NA1473.01468.01451.01450.01452.01395.01351.0NANANA1131.0NANANANANANANANANANANANANANANA
 us-gaap:IntangibleAssetsNetExcludingGoodwill us-gaap:FairValueByAssetClass mar:ContractAcquisitionCostsAndOther███▁▂▂▃▂▂▂▁▁▁▂▇▆▆▄▄2953.02931.02930.02607.02624.02647.02687.02642.02646.02643.02590.02594.02598.02622.02884.02860.02863.02746.02761.0NANANA1254.0NANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:IntangibleAssetsNetExcludingGoodwill us-gaap:FairValueByAssetClass us-gaap:TrademarksAndTradeNames▃▃▃▂▂▁▂▂▃▃▁▁▁▃▂▂▂█▇6031.06005.06059.05947.05888.05839.05954.05908.05968.05959.05790.05809.05842.05972.05921.05898.05906.06577.06509.0NANANA197.0NANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:FiniteLivedIntangibleAssetsNet NANA2994.0NANANA2752.0NANANA2656.0NANANA2951.0NANANA2829.03442.0NANA1322.0NANANA1274.01342.01334.01126.01131.01115.01117.01119.01115.0898.0846.0852.0846.0841.0844.0802.0768.0NANANA
us-gaap:IntangibleAssetsNetIncludingGoodwill ██████████████████▇█▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁18126.018043.018164.017589.017474.017387.017689.017540.017681.017655.017419.017470.017543.017864.018012.017940.017351.017125.016868.017223.02420.02414.02394.02420.02414.02289.02245.02236.02228.02000.02005.01989.01991.01993.01989.01772.01720.0NA1721.0NANANANANANANA
us-gaap:DeferredTaxAssetsLiabilitiesNet NANA166.0NANANANANANANANANANANANANANANANANANANA656.0NANANA803.0NANANA866.0NANANA925.0NANANA1127.0NANANA1136.0NANANA
us-gaap:OperatingLeaseRightOfUseAsset ▁▂▃▃▃▃▆▇██682.0712.0752.0757.0759.0782.0888.0955.0977.0979.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:OtherAssetsNoncurrent ██▇▇█▇▇▇▇▆▇▇▇▇▄▄▅▅▅▄▁▁▁▂▂▄▂▂▃▆▃▃▃▂▂▂▂▂▂▁▃▁▁627.0630.0616.0599.0650.0616.0595.0599.0573.0537.0587.0611.0596.0604.0421.0400.0442.0439.0477.0419.0223.0234.0223.0247.0247.0400.0270.0277.0352.0541.0332.0320.0303.0257.0267.0275.0283.0273.0261.0213.0336.0224.0205.0NANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-282012-09-072012-06-152012-03-232011-12-302011-09-092011-06-172011-03-252010-12-312010-09-102010-06-182010-03-26
 us-gaap:ContractWithCustomerLiabilityCurrent us-gaap:ProductOrService mar:LoyaltyProgram█▅▃▂▁▁▆▅▅█▇▆2547.02182.01769.01724.01480.01550.02258.02185.02157.02625.02529.02305.0NANA2121.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:LiabilitiesCurrent ▇▇▇▇▇██▆▆▇█▇▇█▇▆▆▆▆▆▂▂▂▃▃▂▂▂▂▁▂▁▁▁▂▂▁▂▁▂▂▁▁6121.05914.05752.06006.06118.06516.06677.05738.05624.05848.06437.06051.05904.06469.06010.05608.05363.05223.05147.05229.03244.03247.03233.03509.03517.03030.03060.02738.02690.02596.02675.02422.02467.02358.02773.02690.02642.02906.02558.03100.02917.02423.02501.0NANANA
us-gaap:OperatingLeaseLiabilityCurrent █▁▄▄148.0146.0147.0147.0NANA130.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:OtherLiabilitiesCurrent ▆▇▇▇▆▆▇▆▆▆▄▅▅▇█▇▆▆▅▆▂▂▁▂▂▂▂▃▂▂▂▂▁▁▁▁▁▁▁▃▂▂▂1211.01400.01452.01450.01303.01263.01383.01306.01244.01208.0963.01117.01101.01314.01541.01385.01309.01271.01111.01250.0572.0558.0527.0608.0624.0667.0655.0703.0636.0580.0629.0558.0507.0504.0459.0506.0502.0464.0491.0779.0667.0608.0551.0NANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-282012-09-072012-06-152012-03-232011-12-302011-09-092011-06-172011-03-252010-12-312010-09-102010-06-182010-03-26
us-gaap:LongTermDebt NANA143.0NANANA247.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA2527.02171.03103.02922.02857.02829.0NANANA
 us-gaap:LongTermDebt us-gaap:LongtermDebtType mar:OtherLongtermDebt▁▂▂▃▃▃▆▅▄▅▅▅▅▇▇████126.0143.0143.0180.0178.0179.0247.0216.0206.0219.0223.0216.0218.0267.0279.0284.0283.0286.0291.0NANANA108.0NANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:DebtAndCapitalLeaseObligations ▇▇▇▇██▇▇▇▇▆▆▆▆▅▅▅▅▅▆▂▂▂▂▂▂▂▂▂▂▁▁▁▂▁▁▁10188.010208.010376.010995.011798.012233.010940.010779.010414.010256.09347.09327.08991.08846.08238.08669.08313.08470.08506.08822.04360.04159.04107.04304.03917.04028.03781.03528.03404.03302.03199.03156.03087.03255.02935.02509.02560.0NA2171.0NANANANANANANA
us-gaap:LongTermDebtAndCapitalLeaseObligations ▇▇▇▇██▇███▆▆▆▆▆▆▆▆▆▆▃▂▂▂▂▂▂▂▂▂▂▂▂▂▁▁▁9383.09386.09203.09679.010133.010569.09963.010552.010185.010025.08514.08710.08375.07858.07840.08271.07911.08161.08197.08506.04057.03859.03807.03689.03303.03703.03457.03521.03397.03295.03147.03104.03037.03206.02528.02101.02153.0NA1816.0NANANANANANANA
us-gaap:DeferredIncomeTaxLiabilitiesNet ▁▁▁▁▁▂▂▂▃▃▃▄▄▄▄▆▆▆▆█71.082.083.0146.0121.0212.0290.0291.0359.0441.0485.0551.0567.0634.0604.0927.0994.0891.01020.01308.0NANA17.0NANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:OtherLiabilitiesNoncurrent ▆▆▆▆▆▆▆▆▆▆▆▆▆▆█▅▅▄▄▃▂▂▁▂▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁2166.02344.02366.02223.02292.02270.02236.02287.02294.02309.02372.02248.02198.02283.02887.02094.01911.01820.01744.01580.01091.01041.01010.01013.0927.0901.0891.0869.0908.0887.0912.0913.0907.0896.0898.0936.0868.0882.0883.0952.0937.0889.0893.0NANANA
us-gaap:OperatingLeaseLiabilityNoncurrent ▇▇▇▇██████▁745.0775.0823.0817.0830.0846.0882.0868.0893.0889.00.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearTwo ▁▁█▇123.0121.0176.0171.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearThree ▂▁█▅115.0114.0124.0120.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFour ▂▁█▄108.0107.0116.0111.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFive NANA106.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive NANA529.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-282012-09-072012-06-152012-03-232011-12-302011-09-092011-06-172011-03-252010-12-312010-09-102010-06-182010-03-26
us-gaap:StockholdersEquity ▄▄▄▄▄▄▄▄▅▅▅▅▆▆▆▇▇███▁▁▁▁▁▂▂▂▂▃▃▃▃▃▃▃▃▃▃▄▅▅▅796.0234.0430.0229.0-79.0-20.0703.0838.01240.01603.02225.02324.02841.03566.03731.04512.04901.05168.05357.05841.0-3462.0-3667.0-3590.0-3589.0-3033.0-2537.0-2200.0-1842.0-1720.0-1625.0-1415.0-1409.0-1493.0-1377.0-1285.0-1296.0-1124.0-848.0-781.0430.01136.01386.01585.0NANANA
us-gaap:StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest NANA430.0NANANA703.0NANANA2225.0NANANA3582.0NANANANANANANANANANANANANANANANANANANANANANANA-781.0430.01136.01386.01585.0NANANA
us-gaap:AdditionalPaidInCapitalCommonStock ████████████████████▂▂▂▂▂▂▂▂▂▁▂▁▁▁▁▁▁▁▁▄▃▃▃5830.05787.05851.05798.05753.05711.05800.05773.05729.05706.05814.05773.05728.05685.05770.05744.05712.05711.05808.05740.02787.02751.02821.02791.02781.02740.02802.02753.02707.02664.02716.02670.02578.02542.02585.02515.02464.02438.02513.03657.03615.03587.03644.0NANANA
us-gaap:RetainedEarningsAccumulatedDeficit ██████████▇▇▇▆▆▅▅▅▅▄▃▃▃▃▃▂▂▂▂▂▂▂▂▁▁▁▁▁▁▁▁▁▁9618.09195.09206.09370.09270.09504.09644.09522.09292.09219.08982.08705.08363.07898.07391.07310.07040.06750.06501.06375.05185.05025.04878.04740.04573.04401.04286.04156.04030.03917.03837.03763.03662.03549.03509.03434.03335.03249.03212.03165.03401.03310.03286.0NANANA
us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax ▅▅▆▃▂▁▄▃▄▄▄▄▅█▇▆▆▄▃▆▆▅▅▆▆▆▆▆▇▇▇▆▆▇▇▆▆▇▆▇▇▇▇-194.0-290.0-135.0-446.0-608.0-739.0-361.0-504.0-326.0-360.0-391.0-309.0-244.0141.0-17.0-49.0-156.0-312.0-497.0-169.0-173.0-177.0-196.0-120.0-88.0-90.0-70.0-53.0-39.0-41.0-44.0-49.0-54.0-46.0-44.0-49.0-53.0-38.0-48.0-16.0-11.02.0-2.0NANANA
us-gaap:TreasuryStockValue ████████▇▇▆▆▅▅▄▃▃▂▂▂▆▆▅▅▅▄▄▄▃▃▃▃▃▃▃▂▂▂▂▂▁▁▁14463.014463.014497.014498.014499.014501.014385.013958.013460.012967.012185.011850.011011.010163.09418.08498.07700.06986.06460.06110.011266.011271.011098.011005.010304.09593.09223.08703.08423.08170.07929.07798.07684.07427.07340.07201.06875.06502.06463.06381.05874.05518.05348.0NANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-282012-09-072012-06-152012-03-232011-12-302011-09-092011-06-172011-03-252010-12-312010-09-102010-06-182010-03-26
us-gaap:NetCashProvidedByUsedInOperatingActivities ▂▁▁▂█▅▄▄▅▂▅▆▄▆▅▅▆▅▄▃▄▃▃▃▄▃▃▃▄▂▃▂▄▂▂▄▃▂▂▄▃▂▃▄▃▂99.027.016.0118.0991.0514.0495.0452.0587.0151.0533.0695.0454.0675.0520.0614.0776.0526.0450.0334.0465.0333.0350.0328.0490.0262.0274.0281.0487.0182.0335.0195.0492.0118.0181.0391.0292.0125.0204.0404.0342.0139.0238.0391.0362.0160.0
us-gaap:NetCashProvidedByUsedInInvestingActivities ▆▆▆▆▆▇▆▆▆▆▆▆▆▆█▆▆▇▆▁▆▆▆▆▇▆▆▆▆▆▆▆▆▆▅▆▆▆▆▆▆▆▆▆▆▆-43.0-29.0-76.0-30.0-24.0165.0-41.0-69.0-86.0-88.0-133.0-33.065.049.0830.0-43.049.0184.078.0-2415.0-8.0-64.0-6.021.0374.0-22.0-9.0-121.0-225.042.0-210.0-90.0-131.0-88.0-372.06.0-84.0-135.0-102.081.0-48.0-178.0-103.0-92.0-45.0-24.0
us-gaap:NetCashProvidedByUsedInFinancingActivities ▄▃▂▂▃▅▃▃▃▃▃▂▂▃▁▃▂▂▂█▄▃▃▃▂▃▃▃▃▃▃▃▃▄▄▃▃▄▃▃▃▃▄▃▃▃-19.0-250.0-636.0-798.0-449.0850.0-501.0-403.0-481.0-123.0-453.0-652.0-859.0-410.0-1475.0-561.0-1065.0-830.0-748.02480.0123.0-266.0-343.0-394.0-844.0-224.0-311.0-202.0-254.0-166.0-143.0-69.0-474.0103.0174.0-397.0-393.0198.0-220.0-382.0-321.0-322.0147.0-176.0-335.0-133.0
us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect ▃▂▁▁▅█▃▃▃▃▃▃▂▄▃▃▂▃37.0-252.0-696.0-710.0518.01529.0-47.0-20.020.0-60.0-53.010.0-340.0314.0-105.019.0-254.0-118.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-282012-09-072012-06-152012-03-232011-12-302011-09-092011-06-172011-03-252010-12-312010-09-102010-06-182010-03-26
us-gaap:NetCashProvidedByUsedInOperatingActivities ▂▁▁▂█▅▄▄▅▂▅▆▄▆▅▅▆▅▄▃▄▃▃▃▄▃▃▃▄▂▃▂▄▂▂▄▃▂▂▄▃▂▃▄▃▂99.027.016.0118.0991.0514.0495.0452.0587.0151.0533.0695.0454.0675.0520.0614.0776.0526.0450.0334.0465.0333.0350.0328.0490.0262.0274.0281.0487.0182.0335.0195.0492.0118.0181.0391.0292.0125.0204.0404.0342.0139.0238.0391.0362.0160.0
us-gaap:NetIncomeLoss ▆▃▂▄▁▃▅▆▅▆▆▇█▆▅▆▆▆▅▄▅▅▅▅▅▅▅▅▅▄▄▄▄▄▄▄▄▄▄▁▄▄422.0-11.0-164.0100.0-234.031.0279.0387.0232.0375.0317.0483.0610.0398.0201.0392.0414.0365.0244.070.0247.0219.0202.0210.0240.0207.0197.0192.0192.0172.0151.0160.0179.0136.0181.0143.0143.0104.0141.0-179.0135.0101.0NANA119.083.0
us-gaap:ShareBasedCompensation ▃▄▄▄▄▃▃▃▄▃▃▃▄▃▃▃▃▃█▄▂▁▁▁▂▁▁▁▁▁▁▁▂▂43.053.058.052.050.041.049.048.050.040.044.047.051.042.042.044.047.048.095.058.031.028.029.029.031.024.028.027.029.025.027.028.031.030.0NANANANANANANANANANANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-282012-09-072012-06-152012-03-232011-12-302011-09-092011-06-172011-03-252010-12-312010-09-102010-06-182010-03-26
us-gaap:NetCashProvidedByUsedInInvestingActivities ▆▆▆▆▆▇▆▆▆▆▆▆▆▆█▆▆▇▆▁▆▆▆▆▇▆▆▆▆▆▆▆▆▆▅▆▆▆▆▆▆▆▆▆▆▆-43.0-29.0-76.0-30.0-24.0165.0-41.0-69.0-86.0-88.0-133.0-33.065.049.0830.0-43.049.0184.078.0-2415.0-8.0-64.0-6.021.0374.0-22.0-9.0-121.0-225.042.0-210.0-90.0-131.0-88.0-372.06.0-84.0-135.0-102.081.0-48.0-178.0-103.0-92.0-45.0-24.0
us-gaap:PaymentsToAcquirePropertyPlantAndEquipment ▁▁▁▁▁▂█▂▂▂▂▂▆▂▂▂▂▂▂▂▁▁▂▂▂▂▃▃▂▂▄▂▂▂▃▂▂▄▂▁▁▂▃▂▁▁40.030.038.018.020.059.0418.093.076.066.094.074.0324.064.085.051.056.048.067.054.036.042.087.059.084.075.0144.0111.095.061.0178.078.078.070.0121.059.060.0197.055.037.029.062.0160.083.039.025.0
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-282012-09-072012-06-152012-03-232011-12-302011-09-092011-06-172011-03-252010-12-312010-09-102010-06-182010-03-26
us-gaap:NetCashProvidedByUsedInFinancingActivities ▄▃▂▂▃▅▃▃▃▃▃▂▂▃▁▃▂▂▂█▄▃▃▃▂▃▃▃▃▃▃▃▃▄▄▃▃▄▃▃▃▃▄▃▃▃-19.0-250.0-636.0-798.0-449.0850.0-501.0-403.0-481.0-123.0-453.0-652.0-859.0-410.0-1475.0-561.0-1065.0-830.0-748.02480.0123.0-266.0-343.0-394.0-844.0-224.0-311.0-202.0-254.0-166.0-143.0-69.0-474.0103.0174.0-397.0-393.0198.0-220.0-382.0-321.0-322.0147.0-176.0-335.0-133.0
us-gaap:ProceedsFromIssuanceOfLongTermDebt ▁▄▁▄█▁▂▁▁▃▄▁▂▁▁▁▁▁▁▁▅▁▁▃0.01089.05.0990.02566.00.0545.011.00.0841.01203.00.0443.00.0-1.00.00.01.0-1.00.01483.00.00.0790.0NANA394.0NANANA0.0345.00.00.0346.00.00.0590.0118.00.00.00.0NANANANA
us-gaap:RepaymentsOfLongTermDebt ▁▇▆▄█▂▃▁▁▆▁▁▄▁▁▁▃▁▁▁▃▁▄▁▁▁▁▁▁▁▁▁▁▄▁▁▄▁▂▂▁▂▂▂▁▂18.0752.0609.0354.0858.066.0214.04.014.0603.06.04.0374.013.05.04.0297.04.030.02.0292.02.0318.03.02.02.02.02.01.02.02.02.01.0402.02.016.0350.02.068.067.052.077.0117.089.058.0121.0
us-gaap:PaymentsOfDividendsCommonStock NANA0.00.00.0156.0157.0157.0159.0139.0139.0142.0144.0118.0120.0122.0125.0115.0117.0117.076.064.064.065.068.056.056.058.059.050.052.051.052.041.081.043.033.034.034.036.032.032.014.0NANANA
us-gaap:PaymentsForRepurchaseOfCommonStock NANA0.00.00.0150.0432.0600.0431.0797.0337.0840.0858.0815.0908.0777.0746.0582.0320.0-1.01.0248.096.0714.0678.0429.0556.0297.0337.0320.0190.0146.0281.0217.0261.0334.0414.0136.0200.0557.0368.0300.057.00.00.00.0
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-282012-09-072012-06-152012-03-232011-12-302011-09-092011-06-172011-03-252010-12-312010-09-102010-06-182010-03-26
 us-gaap:DebtInstrumentInterestRateStatedPercentage us-gaap:DebtInstrument,us-gaap:LongtermDebtType mar:SeriesAANotes,us-gaap:SeniorNotes▄▄4.7e-064.7e-06NA4.7e-064.7e-084.7e-084.7e-084.7e-084.7e-084.7e-084.7e-08NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:DebtInstrumentInterestRateStatedPercentage us-gaap:DebtInstrument,us-gaap:LongtermDebtType mar:SeriesCCNotes,us-gaap:SeniorNotes▄▄3.6000000000000003e-063.6000000000000003e-06NA3.6000000000000003e-063.6e-083.6e-083.6e-083.6e-083.6e-083.6e-08NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:DebtInstrumentInterestRateStatedPercentage us-gaap:DebtInstrument,us-gaap:LongtermDebtType mar:SeriesDDNotes,us-gaap:SeniorNotes▄▄2.1000000000000002e-062.1000000000000002e-06NA2.1000000000000002e-062.1000000000000003e-082.1000000000000003e-082.1000000000000003e-08NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:DebtInstrumentInterestRateStatedPercentage us-gaap:DebtInstrument,us-gaap:LongtermDebtType mar:SeriesEENotes,us-gaap:SeniorNotes▄▄5.7999999999999995e-065.7999999999999995e-06NA5.7999999999999995e-065.8e-08NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:DebtInstrumentInterestRateStatedPercentage us-gaap:DebtInstrument,us-gaap:LongtermDebtType mar:SeriesFFNotes,us-gaap:SeniorNotes▄▄4.6e-064.6e-06NA4.6e-064.6e-08NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:DebtInstrumentInterestRateStatedPercentage us-gaap:DebtInstrument,us-gaap:LongtermDebtType mar:SeriesLSeniorNotes,us-gaap:SeniorNotes▄▄3.2999999999999997e-063.2999999999999997e-06NA3.2999999999999997e-063.3000000000000004e-083.3000000000000004e-083.3000000000000004e-083.3000000000000004e-083.3000000000000004e-083.3000000000000004e-083.3000000000000004e-083.3000000000000004e-083.3000000000000004e-083.3000000000000004e-083.3000000000000004e-083.3000000000000004e-083.3000000000000004e-083.3000000000000004e-083.3000000000000004e-083.3000000000000004e-083.3000000000000004e-083.3000000000000004e-083.3000000000000004e-083.3000000000000004e-08NANA3.3000000000000004e-08NANANANANANANANANANANANANANANANANANANA
 us-gaap:DebtInstrumentInterestRateStatedPercentage us-gaap:DebtInstrument,us-gaap:LongtermDebtType mar:SeriesMSeniorNotes,us-gaap:SeniorNotesNANANA3.4e-063.4e-083.4e-083.4e-083.4e-083.4e-083.4e-083.4e-083.4e-083.4e-083.4e-083.4e-083.4e-083.4e-083.4e-083.4e-083.4e-083.4e-083.4e-083.4e-083.4e-08NANA3.4e-08NANANANANANANANANANANANANANANANANANANA
 us-gaap:DebtInstrumentInterestRateStatedPercentage us-gaap:DebtInstrument,us-gaap:LongtermDebtType mar:SeriesNSeniorNotes,us-gaap:SeniorNotes▄▄3.1e-063.1e-06NA3.1e-063.1e-083.1e-083.1e-083.1e-083.1e-083.1e-083.1e-083.1e-083.1e-083.1e-083.1e-083.1e-083.1e-083.1e-083.1e-083.1e-083.1e-083.1e-083.1e-083.1e-08NANA3.1e-08NANANANANANANANANANANANANANANANANANANA
 us-gaap:DebtInstrumentInterestRateStatedPercentage us-gaap:DebtInstrument,us-gaap:LongtermDebtType mar:SeriesOSeniorNotes,us-gaap:SeniorNotes▄▄2.8999999999999998e-062.8999999999999998e-06NA2.8999999999999998e-062.9e-082.9e-082.9e-082.9e-082.9e-082.9e-082.9e-082.9e-082.9e-082.9e-082.9e-082.9e-082.9e-082.9e-082.9e-082.9e-082.9e-082.8750000000000003e-082.8750000000000003e-082.8750000000000003e-08NANA2.8750000000000003e-08NANANANANANANANANANANANANANANANANANANA
 us-gaap:DebtInstrumentInterestRateStatedPercentage us-gaap:DebtInstrument,us-gaap:LongtermDebtType mar:SeriesPSeniorNotes,us-gaap:SeniorNotes▄▄3.7999999999999996e-063.7999999999999996e-06NA3.7999999999999996e-063.7999999999999996e-083.7999999999999996e-083.7999999999999996e-083.7999999999999996e-083.7999999999999996e-083.7999999999999996e-083.7999999999999996e-083.7999999999999996e-083.7999999999999996e-083.7999999999999996e-083.7999999999999996e-083.7999999999999996e-083.7999999999999996e-083.7999999999999996e-083.7999999999999996e-083.7999999999999996e-083.7999999999999996e-083.7999999999999996e-083.7999999999999996e-083.75e-08NANA3.75e-08NANANANANANANANANANANANANANANANANANANA
 us-gaap:DebtInstrumentInterestRateStatedPercentage us-gaap:DebtInstrument,us-gaap:LongtermDebtType mar:SeriesQNotes,us-gaap:SeniorNotes▄▄2.3e-062.3e-06NA2.3e-062.3e-082.3e-082.3e-082.3e-082.3e-082.3e-082.3e-082.3e-082.3e-082.3e-082.3e-082.3e-082.3e-082.3e-082.3e-082.3e-082.3e-08NA2.3e-08NANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:DebtInstrumentInterestRateStatedPercentage us-gaap:DebtInstrument,us-gaap:LongtermDebtType mar:SeriesRNotes,us-gaap:SeniorNotes▄▄3.1e-063.1e-06NA3.1e-063.1e-083.1e-083.1e-083.1e-083.1e-083.1e-083.1e-083.1e-083.1e-083.1e-083.1e-083.1e-083.1e-083.1e-083.1e-083.1e-083.125e-08NA3.1e-08NANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:DebtInstrumentInterestRateStatedPercentage us-gaap:DebtInstrument,us-gaap:LongtermDebtType mar:SeriesUNotes,us-gaap:SeniorNotes▄▄3.1e-063.1e-06NA3.1e-063.1e-083.1e-083.1e-083.1e-083.1e-083.1e-083.1e-083.1e-083.1e-083.1e-083.1e-083.1e-083.1e-083.1e-083.1e-08NANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:DebtInstrumentInterestRateStatedPercentage us-gaap:DebtInstrument,us-gaap:LongtermDebtType mar:SeriesVNotes,us-gaap:SeniorNotes▄▄3.7999999999999996e-063.7999999999999996e-06NA3.7999999999999996e-063.7999999999999996e-083.7999999999999996e-083.7999999999999996e-083.7999999999999996e-083.7999999999999996e-083.7999999999999996e-083.7999999999999996e-083.7999999999999996e-083.7999999999999996e-083.7999999999999996e-083.7999999999999996e-083.7999999999999996e-083.7999999999999996e-083.7999999999999996e-083.7999999999999996e-08NANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:DebtInstrumentInterestRateStatedPercentage us-gaap:DebtInstrument,us-gaap:LongtermDebtType mar:SeriesWNotes,us-gaap:SeniorNotes▄▄4.5e-064.5e-06NA4.5e-064.5e-084.5e-084.5e-084.5e-084.5e-084.5e-084.5e-084.5e-084.5e-084.5e-084.5e-084.5e-084.5e-084.5e-084.5e-08NANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:DebtInstrumentInterestRateStatedPercentage us-gaap:DebtInstrument,us-gaap:LongtermDebtType mar:SeriesXNotes,us-gaap:SeniorNotes▄▄4e-064e-06NA4e-064e-084e-084e-084e-084e-084e-084e-084e-084e-08NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:DebtInstrumentInterestRateStatedPercentage us-gaap:DebtInstrument,us-gaap:LongtermDebtType mar:SeriesZNotes,us-gaap:SeniorNotes▄▄4.2000000000000004e-064.2000000000000004e-06NA4.2000000000000004e-064.2000000000000006e-084.2000000000000006e-084.2000000000000006e-084.2000000000000006e-084.2000000000000006e-084.2000000000000006e-084.2000000000000006e-08NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA

Common Stock Shares Outstanding

us-gaap:CommonStockSharesOutstanding

us-gaap:CommonStockSharesOutstanding


Common
Period End2020-12-312019-12-312019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302012-12-282011-12-302010-12-312010-01-012009-12-302009-01-02
Value324324334339342348354359366374381386390254254265257267276280286290294298300310333366358358353
Percentage of CommonStockSharesOutstanding100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:CommonStockSharesOutstanding us-gaap:StatementClassOfStock, us-gaap:StatementEquityComponents

us-gaap:CommonClassA, us-gaap:CommonStock


Common
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-282011-12-30
Value324324339359386256279298310333
Percentage of CommonStockSharesOutstanding100.0100.0100.0100.0100.096.6100.0100.0100.0100.0

us-gaap:CommonStockSharesOutstanding us-gaap:StatementEquityComponents

us-gaap:CommonStock


Common
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312011-09-092010-12-312010-01-012009-01-022007-12-28
Value325325324324324324324326330334339342348354359336366358353360
Percentage of CommonStockSharesOutstanding0.00.0100.00.00.00.0100.00.00.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.00.0

Weighted Average Number Of Diluted Shares Outstanding

us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding

us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding


Weighted
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-072012-06-152012-03-232011-09-092011-06-172011-03-252010-09-102010-06-182010-03-26
Value329326326325327332336342350357363376383390270258258267277283295298303309314320329338344345369381378377373
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 End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-072012-06-152012-03-232011-09-092011-06-172011-03-252010-09-102010-06-182010-03-26
Value327326325325325329333339346353358372378384266254254262272277288292296301306311319327333345356367363362359
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 End2021-03-312020-06-30
Value2.30.8
Percentage of AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount100.0100.0

Earnings Per Share Basic

us-gaap:EarningsPerShareBasic

us-gaap:EarningsPerShareBasic


Earnings
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-282012-09-072012-06-152012-03-232011-12-302011-09-092011-06-172011-03-252010-12-312010-09-102010-06-182010-03-26
Value1.29-0.03-0.50.31-0.720.10.851.170.71.10.931.391.731.110.551.051.090.950.630.260.970.860.790.80.880.750.70.660.660.580.50.530.580.440.580.450.440.310.4-0.520.380.270.470.230.330.23
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 End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-282012-09-072012-06-152012-03-232011-12-302011-09-092011-06-172011-03-252010-12-312010-09-102010-06-182010-03-26
Value1.28-0.03-0.50.31-0.720.090.851.160.691.090.921.381.711.090.541.041.080.940.620.260.960.850.770.780.870.730.680.650.640.570.490.520.570.430.560.440.420.30.4-0.520.370.260.450.220.310.22
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:AllocatedShareBasedCompensationExpense


Allocated
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-282012-09-072012-06-152012-03-232011-12-302011-09-092011-06-172011-03-252010-12-312010-09-102010-06-182010-03-26
Value414949463844483847514242444748114393128292930242828292547222522201919192122222129212620
Percentage of AllocatedShareBasedCompensationExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues1.32.12.23.10.80.80.90.80.91.00.80.70.80.80.92.11.00.80.70.80.80.80.70.80.80.80.81.50.70.80.70.50.70.70.70.60.80.70.80.80.80.90.8

Comprehensive Income Net Of Tax

us-gaap:ComprehensiveIncomeNetOfTax

us-gaap:ComprehensiveIncomeNetOfTax


Comprehensive
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-282012-09-072012-06-152012-03-232011-12-302011-09-092011-06-172011-03-252010-12-312010-09-102010-06-182010-03-26
Value518-166.0147262-103.0-347.0422209266406334418225560233499570550-84.074251238126178242187180178194175156165171134186147128114109-184.01221051659411470
Percentage of ComprehensiveIncomeNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues16.4-7.26.811.6-7.0-7.47.94.05.08.16.38.34.211.24.08.89.89.9-1.51.96.46.33.45.06.65.35.15.15.65.34.85.25.24.35.05.44.64.53.0-6.44.13.84.53.54.12.7

Cost Of Revenue

us-gaap:CostOfRevenue us-gaap:ProductOrService

us-gaap:CostOfRevenue

mar:OwnedLeasedandOther


Cost
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
Value168135150134121272334326331325321315334336354351350
Percentage of CostOfRevenue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues5.35.86.95.98.35.86.26.26.26.56.16.26.26.76.06.26.0
Percentage of Revenues mar:OwnedLeasedandOther89.8125.00.0115.5246.997.10.083.079.286.70.079.379.082.80.081.178.1

mar:Reimbursements


Cost
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
Value22551833163416831241387743704070410738924085387939793808409136503791
Percentage of CostOfRevenue1342.31357.81089.31256.01025.61425.41308.41248.51240.81197.51272.61231.41191.31133.31155.61039.91083.1
Percentage of Revenues71.679.175.274.784.882.881.477.077.477.777.276.874.476.169.664.565.4
Percentage of Revenues mar:Reimbursements96.4103.00.094.1103.2102.10.0103.0105.2103.60.0103.999.8100.80.095.396.5

Costs And Expenses

us-gaap:CostsAndExpenses

us-gaap:CostsAndExpenses


Costs
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-282012-09-072012-06-152012-03-232011-12-302011-09-092011-06-172011-03-252010-12-312010-09-102010-06-182010-03-26
Value2663223223002002161845675097467748964502480144794606450653055031517550245015377135133405339632393320318132683162316830392981291529842916344825162533237734463018274025873520248125452450
Percentage of CostsAndExpenses100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues84.696.4105.988.8110.597.694.988.592.389.890.888.786.290.090.388.889.390.391.995.790.090.391.690.590.090.591.891.490.992.392.692.291.492.891.892.291.293.193.3105.092.293.196.793.791.893.2

General And Administrative Expense

us-gaap:GeneralAndAdministrativeExpense

us-gaap:GeneralAndAdministrativeExpense


General
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-282012-09-072012-06-152012-03-232011-12-302011-09-092011-06-172011-03-252010-12-312010-09-102010-06-182010-03-26
Value187211183131178270267220229222242221217247259199226210234161168163188149152145180172159148200167179180206132160147254180159159351149142138
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 Revenues5.99.18.45.812.25.85.04.24.34.44.64.44.14.94.43.53.93.84.34.14.34.35.14.24.14.15.15.04.64.56.25.35.55.75.54.85.85.86.96.35.35.79.65.65.15.2

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

us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest

us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest


Income
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-282012-09-072012-06-152012-03-232011-12-302011-09-092011-06-172011-03-252010-12-312010-09-10
Value381-27.0-314.0127-298.0193265273144324795687965021179580592485383131344326284309355307282290285231210223263201271222209147202-199.0201152110128
Percentage of IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues12.1-1.2-14.55.6-20.40.46.110.05.98.69.111.214.910.020.110.210.28.77.03.38.88.67.78.69.68.77.98.48.27.06.57.18.16.47.28.17.55.85.5-6.96.85.53.04.8

Income Tax Expense Benefit

us-gaap:IncomeTaxExpenseBenefit

us-gaap:IncomeTaxExpenseBenefit


Income
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-282012-09-072012-06-152012-03-232011-12-302011-09-092011-06-172011-03-252010-12-312010-09-102010-06-182010-03-26
Value-41.0-16.0-150.027-64.0-12.047140825763851861049781881781201396197107829911510085989359596384659079664361-20.06651-63.0456546
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 Revenues-1.3-0.7-6.91.2-4.4-0.30.92.61.51.11.21.73.52.116.63.33.12.22.51.52.52.82.22.83.12.82.42.82.71.81.82.02.62.12.42.92.41.71.7-0.72.21.8-1.71.72.31.7

Income Taxes Paid Net

us-gaap:IncomeTaxesPaidNet

us-gaap:IncomeTaxesPaidNet


Income
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-31
Value1873339168135915013517764111784018822321216437501158543577132586751292526142215
Percentage of IncomeTaxesPaidNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues5.91.41.87.50.91.32.82.63.31.32.11.57.51.83.83.72.80.70.92.92.21.11.52.00.91.71.91.50.80.80.80.40.70.5

Interest Expense

us-gaap:InterestExpense

us-gaap:InterestExpense


Interest
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-282012-09-072012-06-152012-03-232011-12-302011-09-092011-06-172011-03-252010-12-312010-09-102010-06-182010-03-26
Value109107112113127939510010297948685757273737075555747464342362629303032282931412934334739374150414445
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 Revenues3.54.65.25.08.72.01.81.91.91.91.81.71.61.51.21.31.31.31.41.41.51.21.21.21.11.00.70.80.90.91.00.90.91.01.11.11.21.31.31.41.21.51.41.51.61.7

Interest Paid Net

us-gaap:InterestPaidNet

us-gaap:InterestPaidNet


Interest
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-282012-09-072012-06-152012-03-232011-12-302011-09-092011-06-172011-03-252010-12-312010-09-102010-06-182010-03-26
Value15838143481236310171106708651634874496634422343174212308.030112512252121183410.03629412450244727
Percentage of InterestPaidNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues5.01.66.62.18.41.31.91.32.01.41.61.01.10.81.30.91.20.91.10.61.20.51.10.30.80.20.90.30.80.40.80.70.60.71.20.41.01.01.40.91.40.91.71.0

Net Income Loss

us-gaap:NetIncomeLoss

us-gaap:NetIncomeLoss


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-282012-09-072012-06-152012-03-232011-12-302011-09-092011-06-172011-03-252010-06-182010-03-26
Value422-11.0-164.0100-234.03127938723237531748361039820139241436524470247219202210240207197192192172151160179136181143143104141-179.013510111983
Percentage of NetIncomeLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues13.4-0.5-7.64.4-16.00.75.27.34.47.56.09.611.48.03.46.97.16.64.51.86.35.85.55.96.55.95.55.55.55.24.75.15.54.34.85.25.24.13.8-6.24.53.64.33.2

us-gaap:NetIncomeLoss us-gaap:StatementEquityComponents

us-gaap:RetainedEarnings


Net
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-282012-09-072012-06-152012-03-23
Value422-11.0100-234.03138723237541650366739820139241436524470247219202210240207197192192172151160179136181143143104
Percentage of NetIncomeLoss100.0100.0100.0100.0100.0100.0100.0100.0131.2104.1109.3100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues13.4-0.54.4-16.00.77.34.47.57.910.012.58.03.46.97.16.64.51.86.35.85.55.96.55.95.55.55.55.24.75.15.54.34.85.25.24.1
Percentage of Revenues us-gaap:RetainedEarnings0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Operating Income Loss

us-gaap:OperatingIncomeLoss

us-gaap:OperatingIncomeLoss


Operating
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-282012-09-072012-06-152012-03-232011-12-302011-09-092011-06-172011-03-252010-12-312010-09-102010-06-182010-03-26
Value48684-128.0252-154.0114274607409510422570740500570632620537441171389367310339369332291298316254238245279226309213243175247-144.0232191122167226180
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 Revenues15.43.6-5.911.2-10.52.45.111.57.710.28.011.313.810.09.711.210.79.78.14.310.09.78.49.510.09.58.28.69.17.77.47.88.67.28.27.88.86.96.7-5.07.86.93.36.38.26.8

us-gaap:OperatingIncomeLoss us-gaap:ConsolidationItems

us-gaap:CorporateNonSegment


Operating
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-30
Value60-47.0-193.0157-6.0-5.0-203.0-77.0-391.0-166.014-87.0-71.0-158.0558-51.0-64.0-86.0-175.0-231.0-45.0-48.0-47.0-28.03.0-39.0-47.0-50.0-68.0
Percentage of OperatingIncomeLoss12.3-56.0150.862.33.9-4.4-74.1-12.7-95.6-32.53.3-15.3-9.6-31.697.9-8.1-10.3-16.0-39.7-135.1-11.6-13.1-15.2-8.30.8-11.7-16.2-16.8-21.5
Percentage of Revenues1.9-2.0-8.97.0-0.4-0.1-3.8-1.5-7.4-3.30.3-1.7-1.3-3.29.5-0.9-1.1-1.5-3.2-5.9-1.2-1.3-1.3-0.80.1-1.1-1.3-1.4-2.0
Percentage of Revenues us-gaap:CorporateNonSegment20.1-23.00.045.0-2.8-1.40.0-32.6-501.3-119.40.0-40.5-31.3-109.70.0-36.2-43.0-58.50.0-96.7-69.2-77.40.0-38.94.5-67.20.0-75.8-101.5

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

us-gaap:OperatingSegments, mar:AsiaPacificSegment


Operating
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-31
Value2032-41.0-10.09381921039810614011210888678298242727
Percentage of OperatingIncomeLoss-15.612.726.6-8.833.913.322.520.223.218.618.922.418.913.910.815.322.214.06.97.4
Percentage of Revenues0.91.4-2.8-0.21.71.51.72.11.92.12.62.21.81.61.21.51.80.60.70.7
Percentage of Revenues us-gaap:OperatingSegments mar:AsiaPacificSegment0.020.4-47.7-5.90.028.429.738.10.038.552.240.70.026.121.026.30.017.018.519.1

us-gaap:OperatingSegments, mar:EuropeMiddleEastandAfricaSegment


Operating
Period End2020-09-302020-06-302020-03-312019-09-302019-06-302019-03-31
Value-21.0-96.0-37.0989657
Percentage of OperatingIncomeLoss-8.362.3-32.516.123.511.2
Percentage of Revenues-0.9-6.6-0.81.91.81.1
Percentage of Revenues us-gaap:OperatingSegments mar:EuropeMiddleEastandAfricaSegment-13.0-110.3-10.819.618.813.6

us-gaap:OperatingSegments, mar:InternationalSegment


Operating
Period End2021-06-302021-03-312020-06-302020-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-30
Value79-23.0-163.0-27.019067757589695777946274
Percentage of OperatingIncomeLoss16.3-27.4105.8-23.743.139.219.320.428.720.415.423.232.320.823.4
Percentage of Revenues2.5-1.0-11.1-0.63.51.71.92.02.41.91.52.22.61.82.1
Percentage of Revenues us-gaap:OperatingSegments mar:InternationalSegment15.1-5.9-84.0-4.30.012.313.113.50.013.010.414.20.011.413.0

us-gaap:OperatingSegments, mar:NorthAmericanFullServiceSegment


Operating
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-30
Value66-36.0158266255338289234248394277303258332289271148173185137126152146117122154
Percentage of OperatingIncomeLoss26.223.4138.697.142.082.656.755.543.553.255.453.240.853.553.861.586.544.550.444.237.241.244.040.240.948.7
Percentage of Revenues2.9-2.53.45.04.86.45.84.44.97.45.55.24.65.75.25.03.84.44.93.73.54.14.23.33.54.4
Percentage of Revenues us-gaap:OperatingSegments mar:NorthAmericanFullServiceSegment4.2-3.34.10.07.89.98.70.07.911.78.40.07.59.28.10.06.77.38.00.05.96.76.70.06.07.3

us-gaap:OperatingSegments, mar:USAndCanadaSegment


Operating
Period End2021-06-302021-03-312020-06-302020-03-31
Value344143-36.0158
Percentage of OperatingIncomeLoss70.8170.223.4138.6
Percentage of Revenues10.96.2-2.53.4
Percentage of Revenues us-gaap:OperatingSegments mar:USAndCanadaSegment14.88.3-3.34.1

Other Nonoperating Income Expense

us-gaap:OtherNonoperatingIncomeExpense

us-gaap:OtherNonoperatingIncomeExpense


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-282012-09-072012-06-152012-03-232011-12-302011-09-092011-06-172011-03-252010-12-312010-09-10
Value5.01.06.02.05.0-4.013810.01.05.03.018114596576.0250.02.03.00.00.07.00.0200.04.01.03.00.0-3.01.010.03.0-1.0365.02.04.0-16.03.02.0283.0
Percentage of OtherNonoperatingIncomeExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.00.00.0100.00.0100.00.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues0.20.00.30.10.3-0.12.60.20.00.10.10.42.11.211.20.10.40.00.00.10.00.00.20.00.50.00.10.00.10.0-0.10.00.30.1-0.01.30.20.10.1-0.60.10.10.80.1

Revenues

us-gaap:Revenues

us-gaap:Revenues


Revenues
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-282012-09-072012-06-152012-03-232011-12-302011-09-092011-06-172011-03-252010-12-312010-09-102010-06-182010-03-26
Value3149231621722254146446815371528453055012528950495346500658755663579555615456394239023772370635783689351335593460348432933219316032633142375727292776255236932874297227783642264827712630
Percentage of Revenues100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:Revenues us-gaap:ConsolidationItems

us-gaap:CorporateNonSegment


Revenuesus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-282012-09-072012-06-15
Value299204387349212348142236781394992152271441531411491471332396562717267586666675767696961917078
Percentage of Revenues9.58.817.815.514.57.42.64.51.52.89.44.34.22.92.62.52.62.62.46.11.71.61.92.01.81.71.91.91.91.72.12.22.11.92.42.62.8
Percentage of Revenues9.58.817.815.514.57.42.64.51.52.89.44.34.22.92.62.52.62.62.46.11.71.61.92.01.81.71.91.91.91.72.12.22.11.92.42.62.8
Percentage of Revenues us-gaap:CorporateNonSegment100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OperatingSegments


Revenuesus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-282012-09-072012-06-15
Value2850211217851905125243335229504852274873485848345119486228885522564654145323370338373710363535063622345534933394341732363152309131943081366626592698
Percentage of Revenues90.591.282.284.585.592.697.495.598.597.291.995.795.897.149.297.597.497.497.693.998.398.498.198.098.298.398.198.198.198.397.997.897.998.197.697.497.2
Percentage of Revenues90.591.282.284.585.592.697.495.598.597.291.995.795.897.149.297.597.497.497.693.998.398.498.198.098.298.398.198.198.198.397.997.897.998.197.697.497.2
Percentage of Revenues us-gaap:OperatingSegments100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:Revenues us-gaap:ConsolidationItems, us-gaap:ProductOrService

us-gaap:OperatingSegments, mar:FeeService


Revenuesus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
Value487320258236126460815807852761769792820716751730752
Percentage of Revenues15.513.811.910.58.69.815.215.316.115.214.515.715.314.312.812.913.0
Percentage of Revenues15.513.811.910.58.69.815.215.316.115.214.515.715.314.312.812.913.0
Percentage of Revenues us-gaap:OperatingSegments mar:FeeService100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OperatingSegments, mar:OwnedLeasedandOther


Revenuesus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
Value177101998433224410380403363393382403393429421437
Percentage of Revenues5.64.44.63.72.34.87.67.27.67.27.47.67.57.97.37.47.5
Percentage of Revenues5.64.44.63.72.34.87.67.27.67.27.47.67.57.97.37.47.5
Percentage of Revenues us-gaap:OperatingSegments mar:OwnedLeasedandOther100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OperatingSegments, mar:Reimbursements


Revenuesus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
Value21861691142815851093364940043861397237493696366038963732379036623764
Percentage of Revenues69.473.065.770.374.778.074.573.174.974.869.972.572.974.664.564.765.0
Percentage of Revenues69.473.065.770.374.778.074.573.174.974.869.972.572.974.664.564.765.0
Percentage of Revenues us-gaap:OperatingSegments mar:Reimbursements100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:Revenues us-gaap:ConsolidationItems, us-gaap:ProductOrService, us-gaap:StatementBusinessSegments

us-gaap:OperatingSegments, mar:FeeService, mar:AsiaPacificSegment


Revenuesus-gaap:
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
Value7054213113311311111813211910911713010697
Percentage of Revenues3.22.41.40.72.52.12.12.42.52.42.02.32.21.91.7
Percentage of Revenues3.22.41.40.72.52.12.12.42.52.42.02.32.21.91.7
Percentage of Revenues us-gaap:OperatingSegments mar:FeeService mar:AsiaPacificSegment100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OperatingSegments, mar:FeeService, mar:EuropeMiddleEastandAfricaSegment


Revenuesus-gaap:
Period End2020-09-302020-06-302020-03-312019-09-302019-06-302019-03-31
Value246.04211110782
Percentage of Revenues1.10.40.92.12.01.6
Percentage of Revenues1.10.40.92.12.01.6
Percentage of Revenues us-gaap:OperatingSegments mar:FeeService mar:EuropeMiddleEastandAfricaSegment100.0100.0100.0100.0100.0100.0

us-gaap:OperatingSegments, mar:FeeService, mar:InternationalSegment


Revenuesus-gaap:
Period End2021-06-302021-03-312020-06-302020-03-31
Value127832896
Percentage of Revenues4.03.61.92.1
Percentage of Revenues4.03.61.92.1
Percentage of Revenues us-gaap:OperatingSegments mar:FeeService mar:InternationalSegment100.0100.0100.0100.0

us-gaap:OperatingSegments, mar:FeeService, mar:NorthAmericanFullServiceSegment


Revenuesus-gaap:
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
Value15899387319296341308298298338288305278311
Percentage of Revenues7.06.88.35.95.66.46.15.65.96.35.85.24.95.4
Percentage of Revenues7.06.88.35.95.66.46.15.65.96.35.85.24.95.4
Percentage of Revenues us-gaap:OperatingSegments mar:FeeService mar:NorthAmericanFullServiceSegment100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OperatingSegments, mar:FeeService, mar:USAndCanadaSegment


Revenuesus-gaap:
Period End2021-06-302021-03-312020-06-302020-03-31
Value36023799387
Percentage of Revenues11.410.26.88.3
Percentage of Revenues11.410.26.88.3
Percentage of Revenues us-gaap:OperatingSegments mar:FeeService mar:USAndCanadaSegment100.0100.0100.0100.0

us-gaap:OperatingSegments, mar:OwnedLeasedandOther, mar:AsiaPacificSegment


Revenuesus-gaap:
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
Value29227.0314839504141464847534849
Percentage of Revenues1.31.00.50.70.90.70.90.80.80.90.90.90.90.80.8
Percentage of Revenues1.31.00.50.70.90.70.90.80.80.90.90.90.90.80.8
Percentage of Revenues us-gaap:OperatingSegments mar:OwnedLeasedandOther mar:AsiaPacificSegment100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OperatingSegments, mar:OwnedLeasedandOther, mar:EuropeMiddleEastandAfricaSegment


Revenuesus-gaap:
Period End2020-09-302020-06-302020-03-312019-09-302019-06-302019-03-31
Value269.091142144122
Percentage of Revenues1.20.61.92.72.72.4
Percentage of Revenues1.20.61.92.72.72.4
Percentage of Revenues us-gaap:OperatingSegments mar:OwnedLeasedandOther mar:EuropeMiddleEastandAfricaSegment100.0100.0100.0100.0100.0100.0

us-gaap:OperatingSegments, mar:OwnedLeasedandOther, mar:InternationalSegment


Revenuesus-gaap:
Period End2021-06-302021-03-312020-06-302020-03-31
Value1206619168
Percentage of Revenues3.82.81.33.6
Percentage of Revenues3.82.81.33.6
Percentage of Revenues us-gaap:OperatingSegments mar:OwnedLeasedandOther mar:InternationalSegment100.0100.0100.0100.0

us-gaap:OperatingSegments, mar:OwnedLeasedandOther, mar:NorthAmericanFullServiceSegment


Revenuesus-gaap:
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
Value3617102149138147147161137140155162157181
Percentage of Revenues1.61.22.22.82.62.82.93.02.72.63.12.82.83.1
Percentage of Revenues1.61.22.22.82.62.82.93.02.72.63.12.82.83.1
Percentage of Revenues us-gaap:OperatingSegments mar:OwnedLeasedandOther mar:NorthAmericanFullServiceSegment100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OperatingSegments, mar:OwnedLeasedandOther, mar:USAndCanadaSegment


Revenuesus-gaap:
Period End2021-06-302021-03-312020-06-302020-03-31
Value573517102
Percentage of Revenues1.81.51.22.2
Percentage of Revenues1.81.51.22.2
Percentage of Revenues us-gaap:OperatingSegments mar:OwnedLeasedandOther mar:USAndCanadaSegment100.0100.0100.0100.0

us-gaap:OperatingSegments, mar:Reimbursements, mar:AsiaPacificSegment


Revenuesus-gaap:
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
Value1018158107143133149111127110111111115109106
Percentage of Revenues4.73.64.02.32.72.52.82.22.42.22.12.22.01.91.8
Percentage of Revenues4.73.64.02.32.72.52.82.22.42.22.12.22.01.91.8
Percentage of Revenues us-gaap:OperatingSegments mar:Reimbursements mar:AsiaPacificSegment100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OperatingSegments, mar:Reimbursements, mar:EuropeMiddleEastandAfricaSegment


Revenuesus-gaap:
Period End2020-09-302020-06-302020-03-312019-09-302019-06-302019-03-31
Value11272211247260214
Percentage of Revenues5.04.94.54.74.94.3
Percentage of Revenues5.04.94.54.74.94.3
Percentage of Revenues us-gaap:OperatingSegments mar:Reimbursements mar:EuropeMiddleEastandAfricaSegment100.0100.0100.0100.0100.0100.0

us-gaap:OperatingSegments, mar:Reimbursements, mar:InternationalSegment


Revenuesus-gaap:
Period End2021-06-302021-03-312020-06-302020-03-31
Value275242147368
Percentage of Revenues8.710.410.07.9
Percentage of Revenues8.710.410.07.9
Percentage of Revenues us-gaap:OperatingSegments mar:Reimbursements mar:InternationalSegment100.0100.0100.0100.0

us-gaap:OperatingSegments, mar:Reimbursements, mar:NorthAmericanFullServiceSegment


Revenuesus-gaap:
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
Value1392963333129952850291528502835268828782856282926612785
Percentage of Revenues61.865.871.255.853.954.956.953.653.253.857.148.247.048.1
Percentage of Revenues61.865.871.255.853.954.956.953.653.253.857.148.247.048.1
Percentage of Revenues us-gaap:OperatingSegments mar:Reimbursements mar:NorthAmericanFullServiceSegment100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OperatingSegments, mar:Reimbursements, mar:USAndCanadaSegment


Revenuesus-gaap:
Period End2021-06-302021-03-312020-06-302020-03-31
Value191114499633331
Percentage of Revenues60.762.665.871.2
Percentage of Revenues60.762.665.871.2
Percentage of Revenues us-gaap:OperatingSegments mar:Reimbursements mar:USAndCanadaSegment100.0100.0100.0100.0

us-gaap:Revenues us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

us-gaap:OperatingSegments, mar:AsiaPacificSegment


Revenuesus-gaap:
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-31
Value20015786169324285310270300275268275376337319312333141146141
Percentage of Revenues9.27.05.93.66.05.45.85.45.75.45.05.56.46.05.55.66.13.63.73.7
Percentage of Revenues9.27.05.93.66.05.45.85.45.75.45.05.56.46.05.55.66.13.63.73.7
Percentage of Revenues us-gaap:OperatingSegments mar:AsiaPacificSegment100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OperatingSegments, mar:EuropeMiddleEastandAfricaSegment


Revenuesus-gaap:
Period End2020-09-302020-06-302020-03-312019-09-302019-06-302019-03-31
Value16287344500511418
Percentage of Revenues7.25.97.39.59.68.3
Percentage of Revenues7.25.97.39.59.68.3
Percentage of Revenues us-gaap:OperatingSegments mar:EuropeMiddleEastandAfricaSegment100.0100.0100.0100.0100.0100.0

us-gaap:OperatingSegments, mar:InternationalSegment


Revenuesus-gaap:
Period End2021-06-302021-03-312020-06-302020-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-282012-09-072012-06-15
Value522391194632964545571556577532549542621546568520391385406445432321306
Percentage of Revenues16.616.913.313.517.713.814.614.715.614.914.915.417.415.816.315.812.112.212.414.211.511.811.0
Percentage of Revenues16.616.913.313.517.713.814.614.715.614.914.915.417.415.816.315.812.112.212.414.211.511.811.0
Percentage of Revenues us-gaap:OperatingSegments mar:InternationalSegment100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OperatingSegments, mar:NorthAmericanFullServiceSegment


Revenuesus-gaap:
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-282012-09-072012-06-15
Value1586107938203463328434033305329431233356329936693436361935763473222223602321227021282252217521332042209920491666159516782028195913321373
Percentage of Revenues70.473.781.664.562.164.165.962.361.962.865.962.560.762.564.363.756.460.561.561.359.561.061.959.959.060.262.251.850.551.464.552.148.849.5
Percentage of Revenues70.473.781.664.562.164.165.962.361.962.865.962.560.762.564.363.756.460.561.561.359.561.061.959.959.060.262.251.850.551.464.552.148.849.5
Percentage of Revenues us-gaap:OperatingSegments mar:NorthAmericanFullServiceSegment100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OperatingSegments, mar:USAndCanadaSegment


Revenuesus-gaap:
Period End2021-06-302021-03-312020-06-302020-03-31
Value2328172110793820
Percentage of Revenues73.974.373.781.6
Percentage of Revenues73.974.373.781.6
Percentage of Revenues us-gaap:OperatingSegments mar:USAndCanadaSegment100.0100.0100.0100.0

us-gaap:Revenues us-gaap:ProductOrService

mar:FeeService


Revenuesus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
Value624428385349213604957939984881896919938827846815836
Percentage of Revenues19.818.517.715.514.512.917.817.818.517.616.918.217.516.514.414.414.4
Percentage of Revenues19.818.517.715.514.512.917.817.818.517.616.918.217.516.514.414.414.4
Percentage of Revenues mar:FeeService100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

mar:OwnedLeasedandOther


Revenuesus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
Value18710812311649280426393418375409397423406443433448
Percentage of Revenues5.94.75.75.13.36.07.97.47.97.57.77.97.98.17.57.67.7
Percentage of Revenues5.94.75.75.13.36.07.97.47.97.57.77.97.98.17.57.67.7
Percentage of Revenues mar:OwnedLeasedandOther100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

mar:Reimbursements


Revenuesus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
Value23381780166417891202379739883952390337564052373339853776396238303927
Percentage of Revenues74.276.976.679.482.181.174.374.873.674.976.673.974.575.467.467.667.8
Percentage of Revenues74.276.976.679.482.181.174.374.873.674.976.673.974.575.467.467.667.8
Percentage of Revenues mar:Reimbursements100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Assets

us-gaap:Assets

us-gaap:Assets


Assets
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-282012-09-072012-06-152012-03-232011-12-302011-09-092011-06-172011-03-252010-12-312010-01-01
Value2450424369247012514825680255492505124812248932474623696238332384424484239482423623881239252414025002665061216082615363216803686568476830666567946480637765236342586560076171591084658791876089837933
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

us-gaap:Assets us-gaap:RelatedPartyTransactionsByRelatedParty

us-gaap:EquityMethodInvestee


Assetsus-gaap:
Period End2020-12-312019-12-31
Value23482555
Percentage of Assets9.510.2
Percentage of Assets9.510.2
Percentage of Assets us-gaap:EquityMethodInvestee100.0100.0

Liabilities

us-gaap:Liabilities us-gaap:RelatedPartyTransactionsByRelatedParty

us-gaap:Liabilities

us-gaap:EquityMethodInvestee


Liabilitiesus-gaap:
Period End2020-12-312019-12-31
Value16231691
Percentage of Liabilities100.0100.0
Percentage of Assets6.66.8
Percentage of Assets us-gaap:EquityMethodInvestee69.166.2

Liabilities And Stockholders Equity

us-gaap:LiabilitiesAndStockholdersEquity

us-gaap:LiabilitiesAndStockholdersEquity


Liabilities
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-282012-09-072012-06-152012-03-232011-12-302011-09-092011-06-172011-03-252010-12-312010-01-01
Value2450424369247012514825680255492505124812248932474623696238332384424484239482423623881239252414025002665061216082615363216803686568476830666567946480637765236342586560076171591084658791876089837933
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 End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-282012-09-072012-06-152012-03-232011-12-302011-09-092011-06-172011-03-252010-12-312010-01-01
Value796234430229-79.0-20.0703838124016032225232428413566373145124901516853575841-3462.0-3667.0-3590.0-3589.0-3033.0-2537.0-2200.0-1842.0-1720.0-1625.0-1415.0-1409.0-1493.0-1377.0-1285.0-1296.0-1124.0-848.0-781.0430113613861585996
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 Assets3.21.01.70.9-0.3-0.12.83.45.06.59.49.811.914.615.618.620.521.622.223.4-52.1-59.9-59.0-58.3-48.0-37.3-32.0-26.9-25.2-24.4-20.8-21.7-23.4-21.1-20.3-22.1-18.7-13.7-13.25.112.915.817.612.6

us-gaap:StockholdersEquity us-gaap:StatementEquityComponents

us-gaap:AccumulatedGainLossNetCashFlowHedgeParent


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312017-12-312016-12-31
Value4.04.04.09.010.0127.010.06.010.0126.06.0
Percentage of StockholdersEquity0.51.70.93.9-12.7-60.01.01.20.50.60.50.20.1
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.10.00.0
Percentage of Assets us-gaap:AccumulatedGainLossNetCashFlowHedgeParent0.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:AccumulatedOtherComprehensiveIncome


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-282012-09-072012-06-152012-03-232011-12-302011-09-092010-12-312010-01-01
Value-194.0-290.0-135.0-446.0-608.0-739.0-361.0-504.0-326.0-360.0-391.0-309.0-244.0141-17.0-49.0-156.0-312.0-497.0-169.0-173.0-177.0-196.0-120.0-88.0-90.0-70.0-53.0-39.0-41.0-44.0-49.0-54.0-46.0-44.0-49.0-53.0-38.0-48.0-16.0-2.013
Percentage of StockholdersEquity-24.4-123.9-31.4-194.8769.63695.0-51.4-60.1-26.3-22.5-17.6-13.3-8.64.0-0.5-1.1-3.2-6.0-9.3-2.95.04.85.53.32.93.53.22.92.32.53.13.53.63.33.43.84.74.56.1-3.7-0.11.3
Percentage of Assets-0.8-1.2-0.5-1.8-2.4-2.9-1.4-2.0-1.3-1.5-1.7-1.3-1.00.6-0.1-0.2-0.7-1.3-2.1-0.7-2.6-2.9-3.2-2.0-1.4-1.3-1.0-0.8-0.6-0.6-0.6-0.8-0.8-0.7-0.7-0.8-0.9-0.6-0.8-0.2-0.00.2
Percentage of Assets us-gaap:AccumulatedOtherComprehensiveIncome0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:AccumulatedTranslationAdjustment


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302014-12-312013-12-31
Value-198.0-294.0-139.0-455.0-618.0-751.0-368.0-514.0-332.0-370.0-403.0-326.0-262.0138-23.0-46.0-153.0-315.0-503.0-165.0-167.0-170.0-192.0-116.0-72.0-31.0
Percentage of StockholdersEquity-24.9-125.6-32.3-198.7782.33755.0-52.3-61.3-26.8-23.1-18.1-14.0-9.23.9-0.6-1.0-3.1-6.1-9.4-2.84.84.65.33.23.32.2
Percentage of Assets-0.8-1.2-0.6-1.8-2.4-2.9-1.5-2.1-1.3-1.5-1.7-1.4-1.10.6-0.1-0.2-0.6-1.3-2.1-0.7-2.5-2.8-3.2-1.9-1.0-0.5
Percentage of Assets us-gaap:AccumulatedTranslationAdjustment0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:AdditionalPaidInCapital


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-282012-09-072012-06-152012-03-232011-12-302011-09-092010-12-312010-01-01
Value583057875851579857535711580057735729570658145773572856855770574457125711580857402787275128212791278127402802275327072664271626702578254225852515246424382513365736443585
Percentage of StockholdersEquity732.42473.11360.72531.9-7282.3-28555.0825.0688.9462.0356.0261.3248.4201.6159.4154.7127.3116.5110.5108.498.3-80.5-75.0-78.6-77.8-91.7-108.0-127.4-149.5-157.4-163.9-191.9-189.5-172.7-184.6-201.2-194.1-219.2-287.5-321.8850.5229.9359.9
Percentage of Assets23.823.723.723.122.422.423.223.323.023.124.524.224.023.224.123.723.923.924.123.041.944.946.445.444.040.340.840.239.640.040.041.240.439.040.842.941.039.542.543.240.645.2
Percentage of Assets us-gaap:AdditionalPaidInCapital0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:RetainedEarnings


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-282012-09-072012-06-152012-03-232011-12-302011-09-092010-12-312010-01-01
Value961891959206937092709504964495229292921989828705836378987391731070406750650163755185502548784740457344014286415640303917383737633662354935093434333532493212316532862957
Percentage of StockholdersEquity1208.33929.52140.94091.7-11734.2-47520.01371.81136.3749.4575.1403.7374.6294.4221.5198.1162.0143.6130.6121.4109.1-149.8-137.0-135.9-132.1-150.8-173.5-194.8-225.6-234.3-241.0-271.2-267.1-245.3-257.7-273.1-265.0-296.7-383.1-411.3736.0207.3296.9
Percentage of Assets39.337.737.337.336.137.238.538.437.337.337.936.535.132.330.930.229.528.226.925.578.082.180.277.072.364.762.460.759.058.856.558.157.454.455.358.655.552.654.337.436.637.3
Percentage of Assets us-gaap:RetainedEarnings0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:TreasuryStock


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-282012-09-072012-06-152012-03-232011-12-302011-09-092010-12-312010-01-01
Value-14463.0-14463.0-14497.0-14498.0-14499.0-14501.0-14385.0-13958.0-13460.0-12967.0-12185.0-11850.0-11011.0-10163.0-9418.0-8498.0-7700.0-6986.0-6460.0-6110.0-11266.0-11271.0-11098.0-11005.0-10304.0-9593.0-9223.0-8703.0-8423.0-8170.0-7929.0-7798.0-7684.0-7427.0-7340.0-7201.0-6875.0-6502.0-6463.0-6381.0-5348.0-5564.0
Percentage of StockholdersEquity-1817.0-6180.8-3371.4-6331.018353.272505.0-2046.2-1665.6-1085.5-808.9-547.6-509.9-387.6-285.0-252.4-188.3-157.1-135.2-120.6-104.6325.4307.4309.1306.6339.7378.1419.2472.5489.7502.8560.4553.4514.7539.4571.2555.6611.7766.7827.5-1484.0-337.4-558.6
Percentage of Assets-59.0-59.3-58.7-57.7-56.5-56.8-57.4-56.3-54.1-52.4-51.4-49.7-46.2-41.5-39.3-35.1-32.2-29.2-26.8-24.4-169.4-184.1-182.5-178.9-163.0-141.0-134.3-127.1-123.3-122.6-116.7-120.3-120.5-113.9-115.7-122.8-114.4-105.4-109.4-75.4-59.5-70.1
Percentage of Assets us-gaap:TreasuryStock0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Assets Current

us-gaap:AssetsCurrent

us-gaap:AssetsCurrent


Assets
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-282012-09-072012-06-152012-03-232011-12-302011-09-092011-06-172011-03-252010-12-312010-01-01
Value27992672282535404113404931272900286927352706280328173152274729442830312133713787195914241384172319061828192115521537156519031646140416261475115813551464132426782938299933822851
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 Assets11.411.011.414.116.015.812.511.711.511.111.411.811.812.911.512.111.913.014.015.129.523.322.828.030.226.928.022.722.523.528.025.422.024.923.319.722.623.722.431.633.434.237.635.9

Cash And Cash Equivalents At Carrying Value

us-gaap:CashAndCashEquivalentsAtCarryingValue

us-gaap:CashAndCashEquivalentsAtCarryingValue


Cash
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-282012-09-072012-06-152012-03-232011-12-302011-09-092011-06-172011-03-252010-12-312010-09-102010-06-182010-03-262010-01-012009-01-022007-12-28
Value664628877157722831760225276284258316373366701383508498738858107867999969514012010415019218412614410822188105105290102220117144505223100118115134332
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 Assets2.72.63.66.38.96.90.91.11.11.01.31.61.52.91.62.12.13.13.64.310.21.61.61.52.21.81.52.22.82.81.92.21.73.41.41.81.74.71.72.61.31.65.60.00.00.01.40.00.0

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
Value679642894159023001782253300320300360413403743429534515769887117
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 Assets2.82.63.66.39.07.01.01.21.31.21.51.71.73.01.82.22.23.23.71.9

Property Plant And Equipment Gross

us-gaap:PropertyPlantAndEquipmentGross

us-gaap:PropertyPlantAndEquipmentGross


Property
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312015-09-302015-06-302014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-282012-09-072012-06-152012-03-232011-12-302011-09-092011-06-172011-03-252010-12-312010-01-01
Value24023205347328903320192618811896237826522565246424482461264925722530239923432316209528122787268525562548
Percentage of PropertyPlantAndEquipmentGross100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets9.712.814.712.113.831.730.630.034.638.737.637.036.038.041.539.439.940.939.037.535.433.231.730.728.532.1

us-gaap:PropertyPlantAndEquipmentGross us-gaap:PropertyPlantAndEquipmentByType

mar:BuildingAndLeaseholdImprovements


Property
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312015-09-302015-06-302014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-282012-09-072012-06-152012-03-232011-12-302011-09-092010-12-31
Value10451100127510521352729692677781771781777786731701696703682679680667966854
Percentage of PropertyPlantAndEquipmentGross43.534.336.736.440.737.936.835.732.829.130.431.532.129.726.527.127.828.429.029.431.834.433.4
Percentage of Assets4.24.45.44.45.612.011.210.711.411.311.411.711.611.311.010.711.111.611.311.011.311.49.5
Percentage of Assets mar:BuildingAndLeaseholdImprovements0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:ConstructionInProgress


Property
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312015-09-302015-06-302014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-282012-09-072012-06-152012-03-232011-12-302011-09-092010-12-31
Value29196168116155130113112365566455374338327480428383322288255164159204
Percentage of PropertyPlantAndEquipmentGross1.26.14.84.04.76.76.05.915.321.317.715.213.813.318.116.615.113.412.311.07.85.78.0
Percentage of Assets0.10.80.70.50.62.11.81.85.38.36.75.65.05.07.56.66.05.54.84.12.81.92.3
Percentage of Assets us-gaap:ConstructionInProgress0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:FurnitureAndFixtures


Property
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312015-09-302015-06-302014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-282012-09-072012-06-152012-03-232011-12-302011-09-092010-12-31
Value64012251439112111597687778067757747887777898538688618548428248268101075984
Percentage of PropertyPlantAndEquipmentGross26.638.241.438.834.939.941.342.532.629.230.731.532.234.732.833.533.835.135.235.738.738.238.5
Percentage of Assets2.64.96.14.74.812.612.612.811.311.311.511.711.613.213.613.213.514.413.713.413.712.711.0
Percentage of Assets us-gaap:FurnitureAndFixtures0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:Land


Property
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312015-09-302015-06-302014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-282012-09-072012-06-152012-03-232011-12-302011-09-092010-12-31
Value688684591601654299299301457541541536535550600587590553552555454612514
Percentage of PropertyPlantAndEquipmentGross28.621.317.020.819.715.515.915.919.220.421.121.821.922.322.722.823.323.123.624.021.721.820.1
Percentage of Assets2.82.72.52.52.74.94.94.86.77.97.98.07.98.59.49.09.39.49.29.07.77.25.7
Percentage of Assets us-gaap:Land0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Accumulated Depreciation Depletion And Amortization Property Plant And Equipment

us-gaap:AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment

us-gaap:AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment


Accumulated
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312015-09-302015-06-302014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-282012-09-072012-06-152012-03-232011-12-302011-09-092011-06-172011-03-252010-12-312010-01-01
Value888130115171097985897896909918916918895905972101599899197896094992713321304127312491186
Percentage of AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets3.65.26.44.64.114.714.614.413.413.413.413.413.315.015.915.315.616.716.015.415.715.714.814.513.915.0

Property Plant And Equipment Net

us-gaap:PropertyPlantAndEquipmentNet

us-gaap:PropertyPlantAndEquipmentNet


Property
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-282012-09-072012-06-152012-03-232011-12-302011-09-092011-06-172011-03-252010-12-312010-01-01
Value149014821514179018181854190419601945196119561967195817911793189421022109233524111056104210299859871446146017361647156915431489163415741539142113831367116814801483141213071362
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 Assets6.16.16.17.17.17.37.67.97.87.98.38.38.27.37.57.88.88.89.79.615.917.016.916.015.621.321.325.424.123.522.723.025.624.124.324.223.022.219.817.516.916.114.517.2

us-gaap:PropertyPlantAndEquipmentNet us-gaap:StatementGeographical

mar:InternationalOperations


Property
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312012-12-282011-12-302010-12-312010-01-01
Value6796955337051000229491402350325
Percentage of PropertyPlantAndEquipmentNet44.836.527.239.342.822.331.934.426.823.9
Percentage of Assets2.72.82.22.94.13.87.76.83.94.1
Percentage of Assets mar:InternationalOperations0.00.00.00.00.00.00.00.00.00.0

Investments In Affiliates Subsidiaries Associates And Joint Ventures

us-gaap:InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures

us-gaap:InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures


Investments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-282012-09-072012-06-152012-03-232011-12-302011-09-092011-06-172011-03-252010-12-312010-01-01
Value407410422517534562577580580584732689638754740720762745728830179169165174216217224234229222222228228230216217223268265271278313250249
Percentage of InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets1.71.71.72.12.12.22.32.32.32.43.12.92.73.13.13.03.23.13.03.32.72.82.72.83.43.23.33.43.43.33.33.53.63.53.43.73.74.34.53.23.23.62.83.1

Goodwill

us-gaap:Goodwill

us-gaap:Goodwill


Goodwill
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-282012-09-072012-06-152012-03-232011-12-302011-09-092011-06-172011-03-252010-12-312010-01-012009-01-02
Value91429107917590358962890190488990906790539039906791039270920791828582780275987175947946943970962894894894894874874874874874874874874875875875875875875875875
Percentage of Goodwill100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets37.337.437.135.934.934.836.136.236.436.638.138.038.237.938.437.935.932.631.528.714.215.515.515.815.213.113.013.113.113.112.913.513.713.413.814.914.514.214.810.310.010.09.711.00.0

us-gaap:Goodwill us-gaap:StatementBusinessSegments

mar:AsiaPacificSegment


Goodwillus-gaap:
Period End2020-12-312019-12-312018-12-312017-12-312017-09-302017-06-302017-03-312016-12-31
Value19351864186219281902182516341572
Percentage of Goodwill21.120.620.620.920.721.320.920.7
Percentage of Assets7.87.47.98.17.87.66.86.5
Percentage of Assets mar:AsiaPacificSegment0.00.00.00.00.00.00.00.0

mar:CaribbeanAndLatinAmericaSegment


Goodwillus-gaap:
Period End2020-12-312019-12-31
Value314324
Percentage of Goodwill3.43.6
Percentage of Assets1.31.3
Percentage of Assets mar:CaribbeanAndLatinAmericaSegment0.00.0

mar:EuropeMiddleEastAndAfricaSegment


Goodwillus-gaap:
Period End2020-12-312019-12-31
Value15791522
Percentage of Goodwill17.216.8
Percentage of Assets6.46.1
Percentage of Assets mar:EuropeMiddleEastAndAfricaSegment0.00.0

mar:USAndCanadaSegment


Goodwillus-gaap:
Period End2020-12-312019-12-31
Value53475338
Percentage of Goodwill58.359.0
Percentage of Assets21.621.3
Percentage of Assets mar:USAndCanadaSegment0.00.0

Indefinite Lived Intangible Assets Excluding Goodwill

us-gaap:IndefiniteLivedIntangibleAssetsExcludingGoodwill us-gaap:IndefiniteLivedIntangibleAssetsByMajorClass

us-gaap:IndefiniteLivedIntangibleAssetsExcludingGoodwill

us-gaap:TrademarksAndTradeNames


Indefinite
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-31
Value59955889572458546441129774.0
Percentage of IndefiniteLivedIntangibleAssetsExcludingGoodwill100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets24.323.524.224.426.72.11.10.1
Percentage of Assets us-gaap:TrademarksAndTradeNames0.00.00.00.00.00.00.00.0

Intangible Assets Net Excluding Goodwill

us-gaap:IntangibleAssetsNetExcludingGoodwill

us-gaap:IntangibleAssetsNetExcludingGoodwill


Intangible
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312013-12-31
Value8989864183808805927014731468145114501452139513511131
Percentage of IntangibleAssetsNetExcludingGoodwill100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets36.434.535.436.838.422.224.023.923.623.020.519.716.6

us-gaap:IntangibleAssetsNetExcludingGoodwill us-gaap:FairValueByAssetClass

mar:ContractAcquisitionCostsAndOther


Intangible
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312015-12-31
Value29532931293026072624264726872642264626432590259425982622288428602863274627611254
Percentage of IntangibleAssetsNetExcludingGoodwill0.00.032.60.00.00.031.10.00.00.030.90.00.00.032.80.00.00.029.886.4
Percentage of Assets12.112.011.910.410.210.410.710.610.610.710.910.910.910.712.011.812.011.511.420.6
Percentage of Assets mar:ContractAcquisitionCostsAndOther0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:TrademarksAndTradeNames


Intangible
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312015-12-31
Value6031600560595947588858395954590859685959579058095842597259215898590665776509197
Percentage of IntangibleAssetsNetExcludingGoodwill0.00.067.40.00.00.068.90.00.00.069.10.00.00.067.20.00.00.070.213.6
Percentage of Assets24.624.624.523.622.922.923.823.824.024.124.424.424.524.424.724.324.727.527.03.2
Percentage of Assets us-gaap:TrademarksAndTradeNames0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Finite Lived Intangible Assets Net

us-gaap:FiniteLivedIntangibleAssetsNet

us-gaap:FiniteLivedIntangibleAssetsNet


Finite
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312016-09-302015-12-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-282012-09-072012-06-152012-03-232011-12-302011-09-092011-06-172011-03-252010-12-312010-01-01
Value2994275226562951282934421322127413421334112611311115111711191115898846852846841844802768731
Percentage of FiniteLivedIntangibleAssetsNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets12.111.011.212.311.713.821.718.619.619.516.916.617.217.517.217.615.314.113.814.39.99.69.28.59.2

Intangible Assets Net Including Goodwill

us-gaap:IntangibleAssetsNetIncludingGoodwill

us-gaap:IntangibleAssetsNetIncludingGoodwill


Intangible
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-282012-09-072012-06-152011-12-30
Value1812618043181641758917474173871768917540176811765517419174701754317864180121794017351171251686817223242024142394242024142289224522362228200020051989199119931989177217201721
Percentage of IntangibleAssetsNetIncludingGoodwill100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets74.074.073.569.968.068.170.670.771.071.373.573.373.673.075.274.072.771.669.968.936.439.439.439.338.233.632.732.732.630.029.530.731.230.631.430.228.629.1

Deferred Tax Assets Liabilities Net

us-gaap:DeferredTaxAssetsLiabilitiesNet

us-gaap:DeferredTaxAssetsLiabilitiesNet


Deferred
Period End2020-12-312015-12-312014-12-312013-12-312012-12-282011-12-302010-12-312010-01-01
Value166656803866925112711361237
Percentage of DeferredTaxAssetsLiabilitiesNet100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.710.811.712.714.619.112.615.6

Operating Lease Right Of Use Asset

us-gaap:OperatingLeaseRightOfUseAsset

us-gaap:OperatingLeaseRightOfUseAsset


Operating
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312019-01-01
Value6827127527577597828889559779791013
Percentage of OperatingLeaseRightOfUseAsset100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets2.82.93.03.03.03.13.53.83.94.00.0

Other Assets Noncurrent

us-gaap:OtherAssetsNoncurrent

us-gaap:OtherAssetsNoncurrent


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-282012-09-072012-06-152012-03-232011-12-302011-09-092011-06-172011-03-252010-12-312010-01-01
Value627630616599650616595599573537587611596604421400442439477419223234223247247400270277352541332320303257267275283273261213336224205393
Percentage of OtherAssetsNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets2.62.62.52.42.52.42.42.42.32.22.52.62.52.51.81.71.91.82.01.73.43.83.74.03.95.93.94.05.28.14.94.94.83.94.24.74.74.44.42.53.82.62.35.0

Contract With Customer Liability Current

us-gaap:ContractWithCustomerLiabilityCurrent us-gaap:ProductOrService

us-gaap:ContractWithCustomerLiabilityCurrent

mar:LoyaltyProgram


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
Value2547218217691724148015502258218521572625252923052121
Percentage of ContractWithCustomerLiabilityCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets10.49.07.26.95.86.19.08.88.710.610.79.78.9
Percentage of Assets mar:LoyaltyProgram0.00.00.00.00.00.00.00.00.00.00.00.00.0

Liabilities Current

us-gaap:LiabilitiesCurrent

us-gaap:LiabilitiesCurrent


Liabilities
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-282012-09-072012-06-152012-03-232011-12-302011-09-092011-06-172011-03-252010-12-312010-01-01
Value61215914575260066118651666775738562458486437605159046469601056085363522351475229324432473233350935173030306027382690259626752422246723582773269026422906255831002917242325012287
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 Assets25.024.323.323.923.825.526.723.122.623.627.225.424.826.425.123.122.521.821.320.948.853.053.257.055.644.544.640.039.438.939.437.438.736.143.745.944.047.143.336.633.227.727.828.8

Operating Lease Liability Current

us-gaap:OperatingLeaseLiabilityCurrent

us-gaap:OperatingLeaseLiabilityCurrent


Operating
Period End2021-06-302021-03-312020-12-312020-09-302019-12-31
Value148146147147130
Percentage of OperatingLeaseLiabilityCurrent100.0100.0100.0100.0100.0
Percentage of Assets0.60.60.60.60.5

Other Liabilities Current

us-gaap:OtherLiabilitiesCurrent

us-gaap:OtherLiabilitiesCurrent


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-282012-09-072012-06-152012-03-232011-12-302011-09-092011-06-172011-03-252010-12-312010-01-01
Value1211140014521450130312631383130612441208963111711011314154113851309127111111250572558527608624667655703636580629558507504459506502464491779667608551688
Percentage of OtherLiabilitiesCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets4.95.75.95.85.14.95.55.35.04.94.14.74.65.46.45.75.55.34.65.08.69.18.79.99.99.89.510.39.38.79.38.68.07.77.28.68.47.58.39.27.66.96.18.7

Long Term Debt

us-gaap:LongTermDebt

us-gaap:LongTermDebt


Long
Period End2020-12-312019-12-312012-03-232011-12-302011-09-092011-06-172011-03-252010-12-31
Value143247252721713103292228572829
Percentage of LongTermDebt100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.61.040.936.736.733.232.631.5

us-gaap:LongTermDebt us-gaap:LongtermDebtType

mar:OtherLongtermDebt


Long
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312015-12-31
Value126143143180178179247216206219223216218267279284283286291108
Percentage of LongTermDebt0.00.0100.00.00.00.0100.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of Assets0.50.60.60.70.70.71.00.90.80.90.90.90.91.11.21.21.21.21.21.8
Percentage of Assets mar:OtherLongtermDebt0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Debt And Capital Lease Obligations

us-gaap:DebtAndCapitalLeaseObligations

us-gaap:DebtAndCapitalLeaseObligations


Debt
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-282012-09-072012-06-152011-12-30
Value101881020810376109951179812233109401077910414102569347932789918846823886698313847085068822436041594107430439174028378135283404330231993156308732552935250925602171
Percentage of DebtAndCapitalLeaseObligations100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets41.641.942.043.745.947.943.743.441.841.439.439.137.736.134.435.834.835.435.235.365.667.967.569.962.059.255.151.549.849.547.148.748.449.946.342.842.636.7

Long Term Debt And Capital Lease Obligations

us-gaap:LongTermDebtAndCapitalLeaseObligations

us-gaap:LongTermDebtAndCapitalLeaseObligations


Long
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-282012-09-072012-06-152011-12-30
Value9383938692039679101331056999631055210185100258514871083757858784082717911816181978506405738593807368933033703345735213397329531473104303732062528210121531816
Percentage of LongTermDebtAndCapitalLeaseObligations100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets38.338.537.338.539.541.439.842.540.940.535.936.535.132.132.734.133.134.134.034.061.063.062.660.052.354.450.451.449.749.446.347.947.649.139.935.835.830.7

Deferred Income Tax Liabilities Net

us-gaap:DeferredIncomeTaxLiabilitiesNet

us-gaap:DeferredIncomeTaxLiabilitiesNet


Deferred
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302015-12-31
Value7182831461212122902913594414855515676346049279948911020130817
Percentage of DeferredIncomeTaxLiabilitiesNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.30.30.30.60.50.81.21.21.41.82.02.32.42.62.53.84.23.74.25.20.3

Other Liabilities Noncurrent

us-gaap:OtherLiabilitiesNoncurrent

us-gaap:OtherLiabilitiesNoncurrent


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-282012-09-072012-06-152012-03-232011-12-302011-09-092011-06-172011-03-252010-12-312010-01-01
Value2166234423662223229222702236228722942309237222482198228328872094191118201744158010911041101010139279018918699088879129139078968989368688828839529378898931077
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 Assets8.89.69.68.88.98.98.99.29.29.310.09.49.29.312.18.68.07.67.26.316.417.016.616.514.713.213.012.713.313.313.414.114.213.714.216.014.414.314.911.210.710.19.913.6

us-gaap:OtherLiabilitiesNoncurrent us-gaap:FairValueByMeasurementBasis

us-gaap:CarryingReportedAmountFairValueDisclosure


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302013-12-312013-09-302013-06-302012-12-28
Value414426426160179177196156143152153158165174178186596362656358575757575750546069
Percentage of OtherLiabilitiesNoncurrent19.118.218.07.27.87.88.86.86.26.66.57.07.57.66.28.93.44.05.76.26.25.76.16.36.46.66.35.55.96.67.7
Percentage of Assets1.71.71.70.60.70.70.80.60.60.60.60.70.70.70.70.80.20.30.91.11.00.90.90.80.80.80.80.70.80.91.1
Percentage of Assets us-gaap:CarryingReportedAmountFairValueDisclosure0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:EstimateOfFairValueFairValueDisclosure


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302013-12-312013-09-302013-06-302012-12-28
Value414426426160179177196156143152153158165174178186596362656358575757575750546069
Percentage of OtherLiabilitiesNoncurrent19.118.218.07.27.87.88.86.86.26.66.57.07.57.66.28.93.44.05.76.26.25.76.16.36.46.66.35.55.96.67.7
Percentage of Assets1.71.71.70.60.70.70.80.60.60.60.60.70.70.70.70.80.20.30.91.11.00.90.90.80.80.80.80.70.80.91.1
Percentage of Assets us-gaap:EstimateOfFairValueFairValueDisclosure0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Operating Lease Liability Noncurrent

us-gaap:OperatingLeaseLiabilityNoncurrent

us-gaap:OperatingLeaseLiabilityNoncurrent


Operating
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value7457758238178308468828688938890.0
Percentage of OperatingLeaseLiabilityNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0
Percentage of Assets3.03.23.33.23.23.33.53.53.63.60.0

Lessee Operating Lease Liability Payments Due Year Two

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearTwo

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearTwo


Lessee
Period End2021-06-302021-03-312020-12-312020-09-30
Value123121176171
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueYearTwo100.0100.0100.0100.0
Percentage of Assets0.50.50.70.7

Lessee Operating Lease Liability Payments Due Year Three

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearThree

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearThree


Lessee
Period End2021-06-302021-03-312020-12-312020-09-30
Value115114124120
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueYearThree100.0100.0100.0100.0
Percentage of Assets0.50.50.50.5

Lessee Operating Lease Liability Payments Due Year Four

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFour

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFour


Lessee
Period End2021-06-302021-03-312020-12-312020-09-30
Value108107116111
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueYearFour100.0100.0100.0100.0
Percentage of Assets0.40.40.50.4

Lessee Operating Lease Liability Payments Due Year Five

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFive

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFive


Lessee
Period End2020-12-31
Value106
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueYearFive100.0
Percentage of Assets0.4

Lessee Operating Lease Liability Payments Due After Year Five

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive


Lessee
Period End2020-12-31
Value529
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive100.0
Percentage of Assets2.1

Operating Lease Liability

us-gaap:OperatingLeaseLiability

us-gaap:OperatingLeaseLiability


Operating
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312019-01-01
Value8939219709649719831012999102010201053
Percentage of OperatingLeaseLiability100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets3.63.83.93.83.83.84.04.04.14.10.0

Lessee Operating Lease Liability Payments Due

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDue

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDue


Lessee
Period End2021-06-302021-03-312020-12-312020-09-30
Value1133117112351230
Percentage of LesseeOperatingLeaseLiabilityPaymentsDue100.0100.0100.0100.0
Percentage of Assets4.64.85.04.9

Lessee Operating Lease Liability Undiscounted Excess Amount

us-gaap:LesseeOperatingLeaseLiabilityUndiscountedExcessAmount

us-gaap:LesseeOperatingLeaseLiabilityUndiscountedExcessAmount


Lessee
Period End2021-06-302021-03-312020-12-312020-09-30
Value240250265266
Percentage of LesseeOperatingLeaseLiabilityUndiscountedExcessAmount100.0100.0100.0100.0
Percentage of Assets1.01.01.11.1

Stockholders Equity

us-gaap:StockholdersEquity

us-gaap:StockholdersEquity


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-282012-09-072012-06-152012-03-232011-12-302011-09-092011-06-172011-03-252010-12-312010-01-01
Value796234430229-79.0-20.0703838124016032225232428413566373145124901516853575841-3462.0-3667.0-3590.0-3589.0-3033.0-2537.0-2200.0-1842.0-1720.0-1625.0-1415.0-1409.0-1493.0-1377.0-1285.0-1296.0-1124.0-848.0-781.0430113613861585996
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 Assets3.21.01.70.9-0.3-0.12.83.45.06.59.49.811.914.615.618.620.521.622.223.4-52.1-59.9-59.0-58.3-48.0-37.3-32.0-26.9-25.2-24.4-20.8-21.7-23.4-21.1-20.3-22.1-18.7-13.7-13.25.112.915.817.612.6

us-gaap:StockholdersEquity us-gaap:StatementEquityComponents

us-gaap:AccumulatedGainLossNetCashFlowHedgeParent


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312017-12-312016-12-31
Value4.04.04.09.010.0127.010.06.010.0126.06.0
Percentage of StockholdersEquity0.51.70.93.9-12.7-60.01.01.20.50.60.50.20.1
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.10.00.0
Percentage of Assets us-gaap:AccumulatedGainLossNetCashFlowHedgeParent0.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:AccumulatedOtherComprehensiveIncome


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-282012-09-072012-06-152012-03-232011-12-302011-09-092010-12-312010-01-01
Value-194.0-290.0-135.0-446.0-608.0-739.0-361.0-504.0-326.0-360.0-391.0-309.0-244.0141-17.0-49.0-156.0-312.0-497.0-169.0-173.0-177.0-196.0-120.0-88.0-90.0-70.0-53.0-39.0-41.0-44.0-49.0-54.0-46.0-44.0-49.0-53.0-38.0-48.0-16.0-2.013
Percentage of StockholdersEquity-24.4-123.9-31.4-194.8769.63695.0-51.4-60.1-26.3-22.5-17.6-13.3-8.64.0-0.5-1.1-3.2-6.0-9.3-2.95.04.85.53.32.93.53.22.92.32.53.13.53.63.33.43.84.74.56.1-3.7-0.11.3
Percentage of Assets-0.8-1.2-0.5-1.8-2.4-2.9-1.4-2.0-1.3-1.5-1.7-1.3-1.00.6-0.1-0.2-0.7-1.3-2.1-0.7-2.6-2.9-3.2-2.0-1.4-1.3-1.0-0.8-0.6-0.6-0.6-0.8-0.8-0.7-0.7-0.8-0.9-0.6-0.8-0.2-0.00.2
Percentage of Assets us-gaap:AccumulatedOtherComprehensiveIncome0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:AccumulatedTranslationAdjustment


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302014-12-312013-12-31
Value-198.0-294.0-139.0-455.0-618.0-751.0-368.0-514.0-332.0-370.0-403.0-326.0-262.0138-23.0-46.0-153.0-315.0-503.0-165.0-167.0-170.0-192.0-116.0-72.0-31.0
Percentage of StockholdersEquity-24.9-125.6-32.3-198.7782.33755.0-52.3-61.3-26.8-23.1-18.1-14.0-9.23.9-0.6-1.0-3.1-6.1-9.4-2.84.84.65.33.23.32.2
Percentage of Assets-0.8-1.2-0.6-1.8-2.4-2.9-1.5-2.1-1.3-1.5-1.7-1.4-1.10.6-0.1-0.2-0.6-1.3-2.1-0.7-2.5-2.8-3.2-1.9-1.0-0.5
Percentage of Assets us-gaap:AccumulatedTranslationAdjustment0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:AdditionalPaidInCapital


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-282012-09-072012-06-152012-03-232011-12-302011-09-092010-12-312010-01-01
Value583057875851579857535711580057735729570658145773572856855770574457125711580857402787275128212791278127402802275327072664271626702578254225852515246424382513365736443585
Percentage of StockholdersEquity732.42473.11360.72531.9-7282.3-28555.0825.0688.9462.0356.0261.3248.4201.6159.4154.7127.3116.5110.5108.498.3-80.5-75.0-78.6-77.8-91.7-108.0-127.4-149.5-157.4-163.9-191.9-189.5-172.7-184.6-201.2-194.1-219.2-287.5-321.8850.5229.9359.9
Percentage of Assets23.823.723.723.122.422.423.223.323.023.124.524.224.023.224.123.723.923.924.123.041.944.946.445.444.040.340.840.239.640.040.041.240.439.040.842.941.039.542.543.240.645.2
Percentage of Assets us-gaap:AdditionalPaidInCapital0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:RetainedEarnings


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-282012-09-072012-06-152012-03-232011-12-302011-09-092010-12-312010-01-01
Value961891959206937092709504964495229292921989828705836378987391731070406750650163755185502548784740457344014286415640303917383737633662354935093434333532493212316532862957
Percentage of StockholdersEquity1208.33929.52140.94091.7-11734.2-47520.01371.81136.3749.4575.1403.7374.6294.4221.5198.1162.0143.6130.6121.4109.1-149.8-137.0-135.9-132.1-150.8-173.5-194.8-225.6-234.3-241.0-271.2-267.1-245.3-257.7-273.1-265.0-296.7-383.1-411.3736.0207.3296.9
Percentage of Assets39.337.737.337.336.137.238.538.437.337.337.936.535.132.330.930.229.528.226.925.578.082.180.277.072.364.762.460.759.058.856.558.157.454.455.358.655.552.654.337.436.637.3
Percentage of Assets us-gaap:RetainedEarnings0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:TreasuryStock


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-282012-09-072012-06-152012-03-232011-12-302011-09-092010-12-312010-01-01
Value-14463.0-14463.0-14497.0-14498.0-14499.0-14501.0-14385.0-13958.0-13460.0-12967.0-12185.0-11850.0-11011.0-10163.0-9418.0-8498.0-7700.0-6986.0-6460.0-6110.0-11266.0-11271.0-11098.0-11005.0-10304.0-9593.0-9223.0-8703.0-8423.0-8170.0-7929.0-7798.0-7684.0-7427.0-7340.0-7201.0-6875.0-6502.0-6463.0-6381.0-5348.0-5564.0
Percentage of StockholdersEquity-1817.0-6180.8-3371.4-6331.018353.272505.0-2046.2-1665.6-1085.5-808.9-547.6-509.9-387.6-285.0-252.4-188.3-157.1-135.2-120.6-104.6325.4307.4309.1306.6339.7378.1419.2472.5489.7502.8560.4553.4514.7539.4571.2555.6611.7766.7827.5-1484.0-337.4-558.6
Percentage of Assets-59.0-59.3-58.7-57.7-56.5-56.8-57.4-56.3-54.1-52.4-51.4-49.7-46.2-41.5-39.3-35.1-32.2-29.2-26.8-24.4-169.4-184.1-182.5-178.9-163.0-141.0-134.3-127.1-123.3-122.6-116.7-120.3-120.5-113.9-115.7-122.8-114.4-105.4-109.4-75.4-59.5-70.1
Percentage of Assets us-gaap:TreasuryStock0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Stockholders Equity Including Portion Attributable To Noncontrolling Interest

us-gaap:StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest

us-gaap:StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest


Stockholders
Period End2020-12-312019-12-312018-12-312017-12-312011-12-302011-09-092011-06-172011-03-252010-12-312010-01-012009-01-022007-12-28
Value43070322253582-781.0430113613861585114213911462
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets1.72.89.415.0-13.25.112.915.817.614.40.00.0

Additional Paid In Capital Common Stock

us-gaap:AdditionalPaidInCapitalCommonStock

us-gaap:AdditionalPaidInCapitalCommonStock


Additional
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-282012-09-072012-06-152012-03-232011-12-302011-09-092011-06-172011-03-252010-12-312010-01-01
Value58305787585157985753571158005773572957065814577357285685577057445712571158085740278727512821279127812740280227532707266427162670257825422585251524642438251336573615358736443585
Percentage of AdditionalPaidInCapitalCommonStock100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets23.823.723.723.122.422.423.223.323.023.124.524.224.023.224.123.723.923.924.123.041.944.946.445.444.040.340.840.239.640.040.041.240.439.040.842.941.039.542.543.241.140.940.645.2

Retained Earnings Accumulated Deficit

us-gaap:RetainedEarningsAccumulatedDeficit

us-gaap:RetainedEarningsAccumulatedDeficit


Retained
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-282012-09-072012-06-152012-03-232011-12-302011-09-092011-06-172011-03-252010-12-312010-01-01
Value96189195920693709270950496449522929292198982870583637898739173107040675065016375518550254878474045734401428641564030391738373763366235493509343433353249321231653401331032863103
Percentage of RetainedEarningsAccumulatedDeficit100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets39.337.737.337.336.137.238.538.437.337.337.936.535.132.330.930.229.528.226.925.578.082.180.277.072.364.762.460.759.058.856.558.157.454.455.358.655.552.654.337.438.737.836.639.1

Accumulated Other Comprehensive Income Loss Net Of Tax

us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax

us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax


Accumulated
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-282012-09-072012-06-152012-03-232011-12-302011-09-092011-06-172011-03-252010-12-312010-01-01
Value-194.0-290.0-135.0-446.0-608.0-739.0-361.0-504.0-326.0-360.0-391.0-309.0-244.0141-17.0-49.0-156.0-312.0-497.0-169.0-173.0-177.0-196.0-120.0-88.0-90.0-70.0-53.0-39.0-41.0-44.0-49.0-54.0-46.0-44.0-49.0-53.0-38.0-48.0-16.0-11.02.0-2.013
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-0.8-1.2-0.5-1.8-2.4-2.9-1.4-2.0-1.3-1.5-1.7-1.3-1.00.6-0.1-0.2-0.7-1.3-2.1-0.7-2.6-2.9-3.2-2.0-1.4-1.3-1.0-0.8-0.6-0.6-0.6-0.8-0.8-0.7-0.7-0.8-0.9-0.6-0.8-0.2-0.10.0-0.00.2

Treasury Stock Value

us-gaap:TreasuryStockValue

us-gaap:TreasuryStockValue


Treasury
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-282012-09-072012-06-152012-03-232011-12-302011-09-092011-06-172011-03-252010-12-312010-01-01
Value144631446314497144981449914501143851395813460129671218511850110111016394188498770069866460611011266112711109811005103049593922387038423817079297798768474277340720168756502646363815874551853485564
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 Assets59.059.358.757.756.556.857.456.354.152.451.449.746.241.539.335.132.229.226.824.4169.4184.1182.5178.9163.0141.0134.3127.1123.3122.6116.7120.3120.5113.9115.7122.8114.4105.4109.475.466.863.059.570.1

Net Cash Provided By Used In Operating Activities

us-gaap:NetCashProvidedByUsedInOperatingActivities

us-gaap:NetCashProvidedByUsedInOperatingActivities


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-282012-09-072012-06-152012-03-232011-12-302011-09-092011-06-172011-03-252010-12-312010-09-102010-06-182010-03-26
Value992716118991514495452587151533695454675520614776526450334465333350328490262274281487182335195492118181391292125204404342139238391362160
Percentage of NetCashProvidedByUsedInOperatingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues3.11.20.75.267.711.09.28.611.13.010.113.88.513.58.910.813.49.58.28.511.98.89.49.213.37.57.78.114.05.510.46.215.13.84.814.310.54.95.514.111.55.06.514.813.16.1

Net Cash Provided By Used In Investing Activities

us-gaap:NetCashProvidedByUsedInInvestingActivities

us-gaap:NetCashProvidedByUsedInInvestingActivities


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-282012-09-072012-06-152012-03-232011-12-302011-09-092011-06-172011-03-252010-12-312010-09-102010-06-182010-03-26
Value-43.0-29.0-76.0-30.0-24.0165-41.0-69.0-86.0-88.0-133.0-33.06549830-43.04918478-2415.0-8.0-64.0-6.021374-22.0-9.0-121.0-225.042-210.0-90.0-131.0-88.0-372.06.0-84.0-135.0-102.081-48.0-178.0-103.0-92.0-45.0-24.0
Percentage of NetCashProvidedByUsedInInvestingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues-1.4-1.3-3.5-1.3-1.63.5-0.8-1.3-1.6-1.8-2.5-0.71.21.014.1-0.80.83.31.4-61.3-0.2-1.7-0.20.610.1-0.6-0.3-3.5-6.51.3-6.5-2.8-4.0-2.8-9.90.2-3.0-5.3-2.82.8-1.6-6.4-2.8-3.5-1.6-0.9

Net Cash Provided By Used In Financing Activities

us-gaap:NetCashProvidedByUsedInFinancingActivities

us-gaap:NetCashProvidedByUsedInFinancingActivities


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-282012-09-072012-06-152012-03-232011-12-302011-09-092011-06-172011-03-252010-12-312010-09-102010-06-182010-03-26
Value-19.0-250.0-636.0-798.0-449.0850-501.0-403.0-481.0-123.0-453.0-652.0-859.0-410.0-1475.0-561.0-1065.0-830.0-748.02480123-266.0-343.0-394.0-844.0-224.0-311.0-202.0-254.0-166.0-143.0-69.0-474.0103174-397.0-393.0198-220.0-382.0-321.0-322.0147-176.0-335.0-133.0
Percentage of NetCashProvidedByUsedInFinancingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues-0.6-10.8-29.3-35.4-30.718.2-9.3-7.6-9.1-2.5-8.6-12.9-16.1-8.2-25.1-9.9-18.4-14.9-13.762.93.2-7.1-9.3-11.0-22.9-6.4-8.7-5.8-7.3-5.0-4.4-2.2-14.53.34.6-14.5-14.27.8-6.0-13.3-10.8-11.64.0-6.6-12.1-5.1

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
Value37-252.0-696.0-710.05181529-47.0-20.020-60.0-53.010.0-340.0314-105.019-254.0-118.0
Percentage of CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues1.2-10.9-32.0-31.535.432.7-0.9-0.40.4-1.2-1.00.2-6.46.3-1.80.3-4.4-2.1

Net Cash Provided By Used In Operating Activities

us-gaap:NetCashProvidedByUsedInOperatingActivities

us-gaap:NetCashProvidedByUsedInOperatingActivities


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-282012-09-072012-06-152012-03-232011-12-302011-09-092011-06-172011-03-252010-12-312010-09-102010-06-182010-03-26
Value992716118991514495452587151533695454675520614776526450334465333350328490262274281487182335195492118181391292125204404342139238391362160
Percentage of NetCashProvidedByUsedInOperatingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues3.11.20.75.267.711.09.28.611.13.010.113.88.513.58.910.813.49.58.28.511.98.89.49.213.37.57.78.114.05.510.46.215.13.84.814.310.54.95.514.111.55.06.514.813.16.1

Net Income Loss

us-gaap:NetIncomeLoss

us-gaap:NetIncomeLoss


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-282012-09-072012-06-152012-03-232011-12-302011-09-092011-06-172011-03-252010-06-182010-03-26
Value422-11.0-164.0100-234.03127938723237531748361039820139241436524470247219202210240207197192192172151160179136181143143104141-179.013510111983
Percentage of NetIncomeLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues13.4-0.5-7.64.4-16.00.75.27.34.47.56.09.611.48.03.46.97.16.64.51.86.35.85.55.96.55.95.55.55.55.24.75.15.54.34.85.25.24.13.8-6.24.53.64.33.2

us-gaap:NetIncomeLoss us-gaap:StatementEquityComponents

us-gaap:RetainedEarnings


Net
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-282012-09-072012-06-152012-03-23
Value422-11.0100-234.03138723237541650366739820139241436524470247219202210240207197192192172151160179136181143143104
Percentage of NetIncomeLoss100.0100.0100.0100.0100.0100.0100.0100.0131.2104.1109.3100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues13.4-0.54.4-16.00.77.34.47.57.910.012.58.03.46.97.16.64.51.86.35.85.55.96.55.95.55.55.55.24.75.15.54.34.85.25.24.1
Percentage of Revenues us-gaap:RetainedEarnings0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Share Based Compensation

us-gaap:ShareBasedCompensation

us-gaap:ShareBasedCompensation


Share
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-31
Value43535852504149485040444751424244474895583128292931242827292527283130
Percentage of ShareBasedCompensation100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Net Cash Provided By Used In Investing Activities

us-gaap:NetCashProvidedByUsedInInvestingActivities

us-gaap:NetCashProvidedByUsedInInvestingActivities


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-282012-09-072012-06-152012-03-232011-12-302011-09-092011-06-172011-03-252010-12-312010-09-102010-06-182010-03-26
Value-43.0-29.0-76.0-30.0-24.0165-41.0-69.0-86.0-88.0-133.0-33.06549830-43.04918478-2415.0-8.0-64.0-6.021374-22.0-9.0-121.0-225.042-210.0-90.0-131.0-88.0-372.06.0-84.0-135.0-102.081-48.0-178.0-103.0-92.0-45.0-24.0
Percentage of NetCashProvidedByUsedInInvestingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues-1.4-1.3-3.5-1.3-1.63.5-0.8-1.3-1.6-1.8-2.5-0.71.21.014.1-0.80.83.31.4-61.3-0.2-1.7-0.20.610.1-0.6-0.3-3.5-6.51.3-6.5-2.8-4.0-2.8-9.90.2-3.0-5.3-2.82.8-1.6-6.4-2.8-3.5-1.6-0.9

Payments To Acquire Property Plant And Equipment

us-gaap:PaymentsToAcquirePropertyPlantAndEquipment

us-gaap:PaymentsToAcquirePropertyPlantAndEquipment


Payments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-282012-09-072012-06-152012-03-232011-12-302011-09-092011-06-172011-03-252010-12-312010-09-102010-06-182010-03-26
Value4030381820594189376669474324648551564867543642875984751441119561178787870121596019755372962160833925
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

Net Cash Provided By Used In Financing Activities

us-gaap:NetCashProvidedByUsedInFinancingActivities

us-gaap:NetCashProvidedByUsedInFinancingActivities


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-282012-09-072012-06-152012-03-232011-12-302011-09-092011-06-172011-03-252010-12-312010-09-102010-06-182010-03-26
Value-19.0-250.0-636.0-798.0-449.0850-501.0-403.0-481.0-123.0-453.0-652.0-859.0-410.0-1475.0-561.0-1065.0-830.0-748.02480123-266.0-343.0-394.0-844.0-224.0-311.0-202.0-254.0-166.0-143.0-69.0-474.0103174-397.0-393.0198-220.0-382.0-321.0-322.0147-176.0-335.0-133.0
Percentage of NetCashProvidedByUsedInFinancingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues-0.6-10.8-29.3-35.4-30.718.2-9.3-7.6-9.1-2.5-8.6-12.9-16.1-8.2-25.1-9.9-18.4-14.9-13.762.93.2-7.1-9.3-11.0-22.9-6.4-8.7-5.8-7.3-5.0-4.4-2.2-14.53.34.6-14.5-14.27.8-6.0-13.3-10.8-11.64.0-6.6-12.1-5.1

Proceeds From Issuance Of Long Term Debt

us-gaap:ProceedsFromIssuanceOfLongTermDebt

us-gaap:ProceedsFromIssuanceOfLongTermDebt


Proceeds
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302014-12-312013-12-312013-09-302013-06-302013-03-312012-12-282012-09-072012-06-152012-03-232011-12-302011-09-092011-06-172011-03-25
Value0.010895.099025660.0545110.084112030.04430.0-1.00.00.01.0-1.00.014830.00.07903940.03450.00.03460.00.05901180.00.00.0
Percentage of ProceedsFromIssuanceOfLongTermDebt0.0100.0100.0100.0100.00.0100.0100.00.0100.0100.00.0100.00.0100.00.00.0100.0100.00.0100.00.00.0100.0100.00.0100.00.00.0100.00.00.0100.0100.00.00.00.0

Repayments Of Long Term Debt

us-gaap:RepaymentsOfLongTermDebt

us-gaap:RepaymentsOfLongTermDebt


Repayments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-282012-09-072012-06-152012-03-232011-12-302011-09-092011-06-172011-03-252010-12-312010-09-102010-06-182010-03-26
Value18752609354858662144.0146036.04.0374135.04.02974.0302.02922.03183.02.02.02.02.01.02.02.02.01.04022.0163502.0686752771178958121
Percentage of RepaymentsOfLongTermDebt100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Payments Of Dividends Common Stock

us-gaap:PaymentsOfDividendsCommonStock

us-gaap:PaymentsOfDividendsCommonStock


Payments
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-282012-09-072012-06-152012-03-232011-12-302011-09-092011-06-172011-03-252010-12-31
Value0.00.00.01561571571591391391421441181201221251151171177664646568565658595052515241814333343436323214
Percentage of PaymentsOfDividendsCommonStock0.00.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Payments For Repurchase Of Common Stock

us-gaap:PaymentsForRepurchaseOfCommonStock

us-gaap:PaymentsForRepurchaseOfCommonStock


Payments
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-282012-09-072012-06-152012-03-232011-12-302011-09-092011-06-172011-03-252010-12-312010-09-102010-06-182010-03-26
Value0.00.00.0150432600431797337840858815908777746582320-1.01.024896714678429556297337320190146281217261334414136200557368300570.00.00.0
Percentage of PaymentsForRepurchaseOfCommonStock0.00.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.00.0

Debt Instrument Interest Rate Stated Percentage

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

us-gaap:DebtInstrumentInterestRateStatedPercentage

mar:SeriesAANotes, us-gaap:SeniorNotes


Debt
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value4.74.74.70.0470.0470.0470.0470.0470.0470.047
Percentage of DebtInstrumentInterestRateStatedPercentage100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of LongTermDebtAndCapitalLeaseObligations0.00.00.00.00.00.00.00.00.00.0
Percentage of LongTermDebtAndCapitalLeaseObligations mar:SeriesAANotes us-gaap:SeniorNotes0.00.00.00.00.00.00.00.00.00.0

mar:SeriesCCNotes, us-gaap:SeniorNotes


Debt
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value3.63.63.60.0360.0360.0360.0360.0360.036
Percentage of DebtInstrumentInterestRateStatedPercentage76.676.676.676.676.676.676.676.676.6
Percentage of LongTermDebtAndCapitalLeaseObligations0.00.00.00.00.00.00.00.00.0
Percentage of LongTermDebtAndCapitalLeaseObligations mar:SeriesCCNotes us-gaap:SeniorNotes0.00.00.00.00.00.00.00.00.0

mar:SeriesDDNotes, us-gaap:SeniorNotes


Debt
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-12-31
Value2.12.12.10.0210.0210.021
Percentage of DebtInstrumentInterestRateStatedPercentage44.744.744.744.744.744.7
Percentage of LongTermDebtAndCapitalLeaseObligations0.00.00.00.00.00.0
Percentage of LongTermDebtAndCapitalLeaseObligations mar:SeriesDDNotes us-gaap:SeniorNotes0.00.00.00.00.00.0

mar:SeriesEENotes, us-gaap:SeniorNotes


Debt
Period End2021-06-302021-03-312020-09-302020-06-302020-04-30
Value5.85.85.80.0580.0575
Percentage of DebtInstrumentInterestRateStatedPercentage123.4123.4123.4123.40.0
Percentage of LongTermDebtAndCapitalLeaseObligations0.00.00.00.00.0
Percentage of LongTermDebtAndCapitalLeaseObligations mar:SeriesEENotes us-gaap:SeniorNotes0.00.00.00.00.0

mar:SeriesFFNotes, us-gaap:SeniorNotes


Debt
Period End2021-06-302021-03-312020-09-302020-06-30
Value4.64.64.60.046
Percentage of DebtInstrumentInterestRateStatedPercentage97.997.997.997.9
Percentage of LongTermDebtAndCapitalLeaseObligations0.00.00.00.0
Percentage of LongTermDebtAndCapitalLeaseObligations mar:SeriesFFNotes us-gaap:SeniorNotes0.00.00.00.0

mar:SeriesLSeniorNotes, us-gaap:SeniorNotes


Debt
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302014-12-31
Value3.33.33.30.0330.0330.0330.0330.0330.0330.0330.0330.0330.0330.0330.0330.0330.0330.0330.0330.0330.0330.0330.0330.033
Percentage of DebtInstrumentInterestRateStatedPercentage70.270.270.270.270.270.270.270.270.270.20.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of LongTermDebtAndCapitalLeaseObligations0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of LongTermDebtAndCapitalLeaseObligations mar:SeriesLSeniorNotes us-gaap:SeniorNotes0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

mar:SeriesMSeniorNotes, us-gaap:SeniorNotes


Debt
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302014-12-31
Value3.40.0340.0340.0340.0340.0340.0340.0340.0340.0340.0340.0340.0340.0340.0340.0340.0340.0340.0340.0340.0340.034
Percentage of DebtInstrumentInterestRateStatedPercentage72.372.372.372.372.372.372.372.30.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of LongTermDebtAndCapitalLeaseObligations0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of LongTermDebtAndCapitalLeaseObligations mar:SeriesMSeniorNotes us-gaap:SeniorNotes0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

mar:SeriesNSeniorNotes, us-gaap:SeniorNotes


Debt
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302014-12-31
Value3.13.13.10.0310.0310.0310.0310.0310.0310.0310.0310.0310.0310.0310.0310.0310.0310.0310.0310.0310.0310.0310.0310.031
Percentage of DebtInstrumentInterestRateStatedPercentage66.066.066.066.066.066.066.066.066.066.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of LongTermDebtAndCapitalLeaseObligations0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of LongTermDebtAndCapitalLeaseObligations mar:SeriesNSeniorNotes us-gaap:SeniorNotes0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

mar:SeriesOSeniorNotes, us-gaap:SeniorNotes


Debt
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302014-12-31
Value2.92.92.90.0290.0290.0290.0290.0290.0290.0290.0290.0290.0290.0290.0290.0290.0290.0290.0290.0290.028750.028750.028750.02875
Percentage of DebtInstrumentInterestRateStatedPercentage61.761.761.761.761.761.761.761.761.761.70.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of LongTermDebtAndCapitalLeaseObligations0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of LongTermDebtAndCapitalLeaseObligations mar:SeriesOSeniorNotes us-gaap:SeniorNotes0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

mar:SeriesPSeniorNotes, us-gaap:SeniorNotes


Debt
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302014-12-31
Value3.83.83.80.0380.0380.0380.0380.0380.0380.0380.0380.0380.0380.0380.0380.0380.0380.0380.0380.0380.0380.0380.03750.0375
Percentage of DebtInstrumentInterestRateStatedPercentage80.980.980.980.980.980.980.980.980.980.90.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of LongTermDebtAndCapitalLeaseObligations0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of LongTermDebtAndCapitalLeaseObligations mar:SeriesPSeniorNotes us-gaap:SeniorNotes0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

mar:SeriesQNotes, us-gaap:SeniorNotes


Debt
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302015-12-31
Value2.32.32.30.0230.0230.0230.0230.0230.0230.0230.0230.0230.0230.0230.0230.0230.0230.0230.0230.0230.023
Percentage of DebtInstrumentInterestRateStatedPercentage48.948.948.948.948.948.948.948.948.948.90.00.00.00.00.00.00.00.00.00.00.0
Percentage of LongTermDebtAndCapitalLeaseObligations0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of LongTermDebtAndCapitalLeaseObligations mar:SeriesQNotes us-gaap:SeniorNotes0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

mar:SeriesRNotes, us-gaap:SeniorNotes


Debt
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302015-12-31
Value3.13.13.10.0310.0310.0310.0310.0310.0310.0310.0310.0310.0310.0310.0310.0310.0310.0310.0310.031250.031
Percentage of DebtInstrumentInterestRateStatedPercentage66.066.066.066.066.066.066.066.066.066.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of LongTermDebtAndCapitalLeaseObligations0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of LongTermDebtAndCapitalLeaseObligations mar:SeriesRNotes us-gaap:SeniorNotes0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

mar:SeriesUNotes, us-gaap:SeniorNotes


Debt
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-31
Value3.13.13.10.0310.0310.0310.0310.0310.0310.0310.0310.0310.0310.0310.0310.0310.0310.031
Percentage of DebtInstrumentInterestRateStatedPercentage66.066.066.066.066.066.066.066.066.066.00.00.00.00.00.00.00.00.0
Percentage of LongTermDebtAndCapitalLeaseObligations0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of LongTermDebtAndCapitalLeaseObligations mar:SeriesUNotes us-gaap:SeniorNotes0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

mar:SeriesVNotes, us-gaap:SeniorNotes


Debt
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-31
Value3.83.83.80.0380.0380.0380.0380.0380.0380.0380.0380.0380.0380.0380.0380.0380.0380.038
Percentage of DebtInstrumentInterestRateStatedPercentage80.980.980.980.980.980.980.980.980.980.90.00.00.00.00.00.00.00.0
Percentage of LongTermDebtAndCapitalLeaseObligations0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of LongTermDebtAndCapitalLeaseObligations mar:SeriesVNotes us-gaap:SeniorNotes0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

mar:SeriesWNotes, us-gaap:SeniorNotes


Debt
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-31
Value4.54.54.50.0450.0450.0450.0450.0450.0450.0450.0450.0450.0450.0450.0450.0450.0450.045
Percentage of DebtInstrumentInterestRateStatedPercentage95.795.795.795.795.795.795.795.795.795.70.00.00.00.00.00.00.00.0
Percentage of LongTermDebtAndCapitalLeaseObligations0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of LongTermDebtAndCapitalLeaseObligations mar:SeriesWNotes us-gaap:SeniorNotes0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

mar:SeriesXNotes, us-gaap:SeniorNotes


Debt
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value4.04.04.00.040.040.040.040.040.040.040.040.04
Percentage of DebtInstrumentInterestRateStatedPercentage85.185.185.185.185.185.185.185.185.185.10.00.0
Percentage of LongTermDebtAndCapitalLeaseObligations0.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of LongTermDebtAndCapitalLeaseObligations mar:SeriesXNotes us-gaap:SeniorNotes0.00.00.00.00.00.00.00.00.00.00.00.0

mar:SeriesZNotes, us-gaap:SeniorNotes


Debt
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value4.24.24.20.0420.0420.0420.0420.0420.0420.042
Percentage of DebtInstrumentInterestRateStatedPercentage89.489.489.489.489.489.489.489.489.489.4
Percentage of LongTermDebtAndCapitalLeaseObligations0.00.00.00.00.00.00.00.00.00.0
Percentage of LongTermDebtAndCapitalLeaseObligations mar:SeriesZNotes us-gaap:SeniorNotes0.00.00.00.00.00.00.00.00.00.0

Effective Income Tax Rate Continuing Operations

us-gaap:EffectiveIncomeTaxRateContinuingOperations

us-gaap:EffectiveIncomeTaxRateContinuingOperations


Effective
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-31
Value-10.959.210.921.60.2150.635-0.0150.2640.2620.132-0.0140.1490.2330.2080.2230.3250.30.2470.010.4640.2830.328-0.0090.3240.3240.32400.2810.3210.255-0.0080.3390.3260.323
Percentage of EffectiveIncomeTaxRateContinuingOperations100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0

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

mar:PerformanceBasedRestrictedStockUnitsRSUs


Share
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-31
Value0200000.000100000.000100000.000100000.0000200000.000100000.000200000.0
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod0.0100.00.00.0100.00.00.0100.00.00.0100.00.00.00.0100.00.00.0100.00.00.0100.0

us-gaap:RestrictedStockUnitsRSU


Share
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-282012-09-07
Value100000.0100000.0200000.01800000.001600000.00100000.01500000.00100000.01300000.0200000.00100000.01600000.01200000.0001600000.0100000.0001300000.0300000.0001900000.0200000.0002500000.0400000.00
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod0.050.00.00.00.01600.00.00.01500.00.00.01300.00.00.00.0800.00.00.00.00.00.00.00.01300.00.00.00.0950.00.00.00.00.00.00.0

Deferred Tax Assets Net

us-gaap:DeferredTaxAssetsNet

us-gaap:DeferredTaxAssetsNet


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-282011-12-302010-12-312010-01-01
Value111611407255751027672803926950114512361307
Percentage of DeferredTaxAssetsNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Unrecognized Tax Benefits

us-gaap:UnrecognizedTaxBenefits

us-gaap:UnrecognizedTaxBenefits


Unrecognized
Period End2021-06-302020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312015-06-302014-12-312013-12-312013-09-302013-06-302013-03-312012-12-282012-09-072012-06-152012-03-232011-12-302011-09-092011-06-172011-03-252010-12-312010-01-012009-01-022007-12-28
Value3364645696234914212410.010.034292928294440403932343839249141132
Percentage of UnrecognizedTaxBenefits100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Deferred Tax Assets Valuation Allowance

us-gaap:DeferredTaxAssetsValuationAllowance

us-gaap:DeferredTaxAssetsValuationAllowance


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-282011-12-302010-12-312010-01-01
Value1009616428313249163145165145726257
Percentage of DeferredTaxAssetsValuationAllowance100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

mar:DepreciationAmortizationAndOther

mar:DepreciationAmortizationAndOther


Depreciation
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-30
Value686910910193175196687168766570737268856571363031323132
Percentage of DepreciationAmortizationAndOther100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

mar:DepreciationAmortizationandOtherExcludingCapitalizedContractCostAmortization

mar:DepreciationAmortizationandOtherExcludingCapitalizedContractCostAmortization


Depreciation
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value50527153721501795256546252585453547151
Percentage of DepreciationAmortizationandOtherExcludingCapitalizedContractCostAmortization100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

mar:ImpairmentForLongLivedAssetsAndLeaseImpairmentLoss

mar:ImpairmentForLongLivedAssetsAndLeaseImpairmentLoss


Impairment
Period End2020-09-302020-06-30
Value0.015
Percentage of ImpairmentForLongLivedAssetsAndLeaseImpairmentLoss0.0100.0

mar:IncreaseDecreaseInWorkingCapital

mar:IncreaseDecreaseInWorkingCapital


Increase
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-31
Value-93.0-27.0-155.0-227.0109245131-25.022-401.01578.0-56.0-185.0-17.0104102-108.0-204.08.064-45.0
Percentage of IncreaseDecreaseInWorkingCapital100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

mar:IncreaseDecreaseinCapitalizedContractCostsNet

mar:IncreaseDecreaseinCapitalizedContractCostsNet


Increase
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value-61000000.0-47000000.0-39000000.0-43000000.0-21000000.0-39000000.0-55000000.0-47000000.0-37000000.0-56000000.0-42000000.0-39000000.0-42000000.0-29000000.0-59000000.0-37000000.0-36000000.0-53000000.0
Percentage of IncreaseDecreaseinCapitalizedContractCostsNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

mar:IncreaseDecreaseinContractwithCustomerLiabilityCash us-gaap:ProductOrService

mar:IncreaseDecreaseinContractwithCustomerLiabilityCash

mar:LoyaltyProgram


Increase
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value1674967723612694-63.017452-161.0321152208142
Percentage of IncreaseDecreaseinContractwithCustomerLiabilityCash100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

mar:NoncashIncomeTaxExpense

mar:NoncashIncomeTaxExpense


Noncash
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-282012-09-072012-06-152012-03-232011-12-302011-09-092011-06-172011-03-252010-12-312010-09-102010-06-182010-03-26
Value-227.0-50.0-189.0-141.0-77.0-71.0-102.04.0-95.0-7.0-47.06.0-214.016755-23.0148275-60.03.05823217029-12.02641166.0-18.052337041437093-54.03935-118.0303922
Percentage of NoncashIncomeTaxExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

mar:NoncashMergerRelatedAndRestructuringCosts

mar:NoncashMergerRelatedAndRestructuringCosts


Noncash
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-30
Value2.0-6.0240-27.0-1.0-12.0-51.0-5.0
Percentage of NoncashMergerRelatedAndRestructuringCosts100.0100.0100.0100.0100.0100.0100.0100.0

mar:OtherComprehensiveIncomeLossForeignCurrencyTranslationAndTranslationGainLossBeforeReclassificationAndTaxIntraEntityForeignCurrencyTransactionsLongTermInvestmentNature

mar:OtherComprehensiveIncomeLossForeignCurrencyTranslationAndTranslationGainLossBeforeReclassificationAndTaxIntraEntityForeignCurrencyTransactionsLongTermInvestmentNature


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-31
Value-9.027-65.019-9.011-14.018-6.08.0-13.0-11.074-36.0-5.0-36.0-90.0-16.0702.017-20.015
Percentage of OtherComprehensiveIncomeLossForeignCurrencyTranslationAndTranslationGainLossBeforeReclassificationAndTaxIntraEntityForeignCurrencyTransactionsLongTermInvestmentNature100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

mar:PaymentsForLoanAdvances

mar:PaymentsForLoanAdvances


Payments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-282012-09-07
Value0.02.05.03.01.0327.01310.00.00.00.01.0128.03720288.00.08.016540.02.010.00.00.01003.02.01.01.03.0150.0
Percentage of PaymentsForLoanAdvances0.0100.0100.0100.0100.0100.0100.0100.0100.00.00.00.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.00.0100.0100.00.00.0100.0100.0100.0100.0100.0100.0100.00.0

mar:ProceedsFromRepaymentsOfCommercialPaperAndLongTermLinesOfCredit

mar:ProceedsFromRepaymentsOfCommercialPaperAndLongTermLinesOfCredit


Proceeds
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-282012-09-072012-06-152012-03-232011-12-302011-09-092011-06-172011-03-252010-12-31
Value0.0-500.0-30.0-1433.0-2144.01317-226.0354158665-1174.033880627-430.0350138-33.0-292.02598-992.051134-410.0-110.0246-140.012510114943-285.0-169.072274-37.0387-240.0-72.0241114420.0
Percentage of ProceedsFromRepaymentsOfCommercialPaperAndLongTermLinesOfCredit0.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0

mar:ProceedsfromInsuranceRecoveries us-gaap:LossContingenciesByNatureOfContingency

mar:ProceedsfromInsuranceRecoveries

mar:DataSecurityIncident


Proceedsfrom
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-30
Value0.010.02.01.020240.06.012
Percentage of ProceedsfromInsuranceRecoveries0.0100.0100.0100.0100.0100.00.0100.0100.0

mar:RestructuringChargesAndBusinessCombinationAcquisitionAndIntegrationRelatedCosts

mar:RestructuringChargesAndBusinessCombinationAcquisitionAndIntegrationRelatedCosts


Restructuring
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-30
Value3.01.02621.06.0-2.0-53.09.0173
Percentage of RestructuringChargesAndBusinessCombinationAcquisitionAndIntegrationRelatedCosts100.0100.0100.0100.0100.0100.0100.0100.0100.0

mar:RevenuesGrossofCapitalizedContractCostAmortization us-gaap:ConsolidationItems, us-gaap:ProductOrService

mar:RevenuesGrossofCapitalizedContractCostAmortization

us-gaap:OperatingSegments, mar:FeeService


Revenues
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
Value505337294283146484832823867775783805833734767741764
Percentage of RevenuesGrossofCapitalizedContractCostAmortization100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

mar:RevenuesGrossofCapitalizedContractCostAmortization us-gaap:ConsolidationItems, us-gaap:ProductOrService, us-gaap:StatementBusinessSegments

us-gaap:OperatingSegments, mar:FeeService, mar:AsiaPacificSegment


Revenues
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
Value7155253213311411211813311911011713010698
Percentage of RevenuesGrossofCapitalizedContractCostAmortization24.119.417.16.616.013.912.915.217.014.813.215.916.914.312.8

us-gaap:OperatingSegments, mar:FeeService, mar:EuropeMiddleEastandAfricaSegment


Revenues
Period End2020-09-302020-06-302020-03-312019-09-302019-06-302019-03-31
Value278.04611310984
Percentage of RevenuesGrossofCapitalizedContractCostAmortization9.55.59.513.712.610.8

us-gaap:OperatingSegments, mar:FeeService, mar:InternationalSegment


Revenues
Period End2021-06-302021-03-312020-06-302020-03-31
Value1328735102
Percentage of RevenuesGrossofCapitalizedContractCostAmortization26.125.824.021.1

us-gaap:OperatingSegments, mar:FeeService, mar:NorthAmericanFullServiceSegment


Revenues
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
Value201113406329305349316306305345299311285317
Percentage of RevenuesGrossofCapitalizedContractCostAmortization71.077.483.939.537.140.340.839.137.941.440.740.538.541.5

us-gaap:OperatingSegments, mar:FeeService, mar:USAndCanadaSegment


Revenues
Period End2021-06-302021-03-312020-06-302020-03-31
Value373250113406
Percentage of RevenuesGrossofCapitalizedContractCostAmortization73.974.277.483.9

mar:RevenuesGrossofCapitalizedContractCostAmortization us-gaap:ProductOrService

mar:FeeService


Revenues
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
Value642445423397234629974955999895910932951845862826848
Percentage of RevenuesGrossofCapitalizedContractCostAmortization127.1132.0143.9140.3160.3130.0117.1116.0115.2115.5116.2115.8114.2115.1112.4111.5111.0

us-gaap:Franchise


Revenues
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
Value431306277279182415501530525450455502475417404419408
Percentage of RevenuesGrossofCapitalizedContractCostAmortization85.390.894.298.6124.785.760.264.460.658.158.162.457.056.852.756.553.4

us-gaap:ManagementServiceBase


Revenues
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
Value1561061028740214298291309282288279300273284269285
Percentage of RevenuesGrossofCapitalizedContractCostAmortization30.931.534.730.727.444.235.835.435.636.436.834.736.037.237.036.337.3

us-gaap:ManagementServiceIncentive


Revenues
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
Value55334431120.0175134165163167151176155174138155
Percentage of RevenuesGrossofCapitalizedContractCostAmortization10.99.815.011.08.20.021.016.319.021.021.318.821.121.122.718.620.3

us-gaap:CapitalizedContractCostAmortization us-gaap:ConsolidationItems, us-gaap:ProductOrService

us-gaap:CapitalizedContractCostAmortization

us-gaap:OperatingSegments, mar:FeeService


Capitalized
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
Value1817364720241716151414131318161112
Percentage of CapitalizedContractCostAmortization100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:CapitalizedContractCostAmortization us-gaap:ConsolidationItems, us-gaap:ProductOrService, us-gaap:StatementBusinessSegments

us-gaap:OperatingSegments, mar:FeeService, mar:AsiaPacificSegment


Capitalized
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
Value1.01.04.01.00.01.01.00.01.00.01.00.00.00.01.0
Percentage of CapitalizedContractCostAmortization2.82.120.04.20.06.26.70.07.10.07.70.00.00.08.3

us-gaap:OperatingSegments, mar:FeeService, mar:EuropeMiddleEastandAfricaSegment


Capitalized
Period End2020-09-302020-06-302020-03-312019-09-302019-06-302019-03-31
Value3.02.04.02.02.02.0
Percentage of CapitalizedContractCostAmortization6.410.016.712.513.314.3

us-gaap:OperatingSegments, mar:FeeService, mar:InternationalSegment


Capitalized
Period End2021-06-302021-03-312020-06-302020-03-31
Value5.04.07.06.0
Percentage of CapitalizedContractCostAmortization27.823.535.025.0

us-gaap:OperatingSegments, mar:FeeService, mar:NorthAmericanFullServiceSegment


Capitalized
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
Value43141910.09.08.08.08.07.07.0116.07.06.0
Percentage of CapitalizedContractCostAmortization91.570.079.258.856.253.357.157.153.853.861.137.563.650.0

us-gaap:OperatingSegments, mar:FeeService, mar:USAndCanadaSegment


Capitalized
Period End2021-06-302021-03-312020-06-302020-03-31
Value13131419
Percentage of CapitalizedContractCostAmortization72.276.570.079.2

us-gaap:CapitalizedContractCostAmortization us-gaap:ProductOrService

mar:FeeService


Capitalized
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
Value1817384821251716151414131318161112
Percentage of CapitalizedContractCostAmortization100.0100.0105.6102.1105.0104.2100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ContractWithCustomerLiabilityRevenueRecognized us-gaap:ProductOrService

us-gaap:ContractWithCustomerLiabilityRevenueRecognized

mar:LoyaltyProgram


Contract
Period End2021-06-302021-03-312020-12-31
Value468292295
Percentage of ContractWithCustomerLiabilityRevenueRecognized100.0100.0100.0

us-gaap:ExtinguishmentOfDebtAmount us-gaap:DebtInstrument, us-gaap:LongtermDebtType

us-gaap:ExtinguishmentOfDebtAmount

mar:SeriesMSeniorNotes, us-gaap:SeniorNotes


Extinguishment
Period End2020-07-31
Value350
Percentage of ExtinguishmentOfDebtAmount100.0

us-gaap:ExtinguishmentOfDebtAmount us-gaap:DebtInstrument, us-gaap:SubsequentEventType

mar:SeriesMSeniorNotes, us-gaap:SubsequentEvent


Extinguishment
Period End2020-07-31
Value350
Percentage of ExtinguishmentOfDebtAmount100.0

us-gaap:ExtinguishmentOfDebtAmount us-gaap:StatementScenario, us-gaap:DebtInstrument

srt:ScenarioForecast, mar:SeriesNSeniorNotes


Extinguishment
Period End2021-08-09
Value400
Percentage of ExtinguishmentOfDebtAmount0.0

us-gaap:IncomeLossFromEquityMethodInvestments

us-gaap:IncomeLossFromEquityMethodInvestments


Income
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-282012-09-072012-06-152012-03-232011-12-302011-09-092011-06-172011-03-252010-12-312010-09-102010-06-182010-03-26
Value-8.0-12.0-87.0-20.0-30.0-4.03.02.00.08.08.061211310.06.012112.03.05.00.03.08.02.03.00.012-8.02.0-3.00.0-2.00.0-3.0-1.0-8.0-1.0-7.0-2.00.0-4.02.0-5.0-4.0-11.0
Percentage of IncomeLossFromEquityMethodInvestments100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.00.0100.0100.0100.0100.00.0100.00.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0

us-gaap:IncreaseDecreaseInContractWithCustomerLiability us-gaap:ProductOrService

us-gaap:IncreaseDecreaseInContractWithCustomerLiability

mar:LoyaltyProgram


Increase
Period End2021-06-302021-03-312020-12-31
Value72132114
Percentage of IncreaseDecreaseInContractWithCustomerLiability100.0100.0100.0

us-gaap:IncrementalCommonSharesAttributableToShareBasedPaymentArrangements

us-gaap:IncrementalCommonSharesAttributableToShareBasedPaymentArrangements


Incremental
Period End2021-06-302020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-31
Value2.00.90.02.00.02.62.63.2-0.23.93.94.90.04.34.55.10.44.33.74.5
Percentage of IncrementalCommonSharesAttributableToShareBasedPaymentArrangements100.0100.00.0100.00.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:InsuranceRecoveries us-gaap:LossContingenciesByNatureOfContingency

us-gaap:InsuranceRecoveries

mar:DataSecurityIncident


Insurance
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value7.05.05.04.03.0177.09.02246
Percentage of InsuranceRecoveries100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:InterestRevenueExpenseNet

us-gaap:InterestRevenueExpenseNet


Interest
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-282012-09-072012-06-15
Value-102.0-100.0-105.0-107.0-119.0-87.0-89.0-92.0-96.0-91.0-88.0-81.0-79.0-70.0-59.0-63.0-65.0-63.0-62.0-46.0-50.0-41.0-36.0-38.0-36.0-28.0-13.0-21.0-26.0-25.0-22.0-23.0-24.0-28.0-34.0-26.0-31.0
Percentage of InterestRevenueExpenseNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:InvestmentIncomeInterest

us-gaap:InvestmentIncomeInterest


Investment
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-282012-09-072012-06-152012-03-232011-12-302011-09-092011-06-172011-03-252010-12-312010-09-102010-06-182010-03-26
Value7.07.07.06.08.06.06.08.06.06.06.05.06.05.0149.08.07.0139.07.06.010.05.06.08.0138.04.05.010.05.05.03.07.03.03.04.05.02.03.04.08.04.03.04.0
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:LitigationSettlementAmountAwardedToOtherParty us-gaap:LossContingenciesByNatureOfContingency

us-gaap:LitigationSettlementAmountAwardedToOtherParty

mar:DataSecurityIncidentUKInformationCommissionersOffice


Litigation
Period End2020-10-31
Value18
Percentage of LitigationSettlementAmountAwardedToOtherParty100.0

us-gaap:LossContingencyLossInPeriod us-gaap:LossContingenciesByNatureOfContingency

us-gaap:LossContingencyLossInPeriod

mar:DataSecurityIncident


Loss
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value7.05.06.0-35.03.015-50.06.014844
Percentage of LossContingencyLossInPeriod100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OciBeforeReclassificationsNetOfTaxAttributableToParent

us-gaap:OciBeforeReclassificationsNetOfTaxAttributableToParent


Oci
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-31
Value96-155.0311163132-370.0142-174.03732-81.0-67.0-388.014926103155185-327.03.03.018
Percentage of OciBeforeReclassificationsNetOfTaxAttributableToParent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OciBeforeReclassificationsNetOfTaxAttributableToParent us-gaap:StatementEquityComponents

us-gaap:AccumulatedGainLossNetCashFlowHedgeParent


Oci
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value-5.00.0-1.013-4.08.0-1.0-1.0
Percentage of OciBeforeReclassificationsNetOfTaxAttributableToParent-1.60.0-0.8-3.5-2.8-4.6-2.7-3.1

us-gaap:AccumulatedTranslationAdjustment


Oci
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-31
Value96-155.0316163133-383.0146-182.03833-78.0-66.0-399.015221107162188-338.02.03.022
Percentage of OciBeforeReclassificationsNetOfTaxAttributableToParent100.0100.0101.6100.0100.8103.5102.8104.6102.7103.196.398.5102.8102.080.8103.9104.5101.6103.466.7100.0122.2

us-gaap:OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentBeforeTaxPortionAttributableToParent

us-gaap:OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentBeforeTaxPortionAttributableToParent


Other
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value96-155.0163133-383.0-182.03833-78.0-66.0-399.015221107162188
Percentage of OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentBeforeTaxPortionAttributableToParent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTaxParent

us-gaap:OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTaxParent


Other
Period End2020-09-302020-06-302020-03-312019-09-30
Value-1000000.0-2000000.05000000.04000000.0
Percentage of OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTaxParent100.0100.0100.0100.0

us-gaap:OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent

us-gaap:OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-282012-09-072012-06-152012-03-232011-12-302011-09-092011-06-17
Value96-155.0311162131-378.0143-178.03431-82.0-65.0-385.016232107156185-328.04.04.019-76.0-32.02.0-20.0-17.0-14.02.03.05.05.0-8.0-2.05.04.0-15.010.0-32.0-5.0-13.0
Percentage of OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent us-gaap:StatementEquityComponents

us-gaap:AccumulatedGainLossNetCashFlowHedgeParent


Other
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value-5.0-1.0-2.05.0-3.04.0-4.0-2.0
Percentage of OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent-1.6-0.6-1.5-1.3-2.1-2.2-11.8-6.5

us-gaap:AccumulatedOtherComprehensiveIncome


Other
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-31
Value96-155.0162131-378.0-178.03431-82.0-65.0-385.016232107156185-328.04.04.019-76.0-32.02.0-20.0-17.0-14.02.03.05.05.0-8.0-2.0
Percentage of OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AccumulatedTranslationAdjustment


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-31
Value96-155.0316163133-383.0146-182.03833-77.0-64.0-400.016123107162188-338.02.03.022
Percentage of OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent100.0100.0101.6100.6101.5101.3102.1102.2111.8106.593.998.5103.999.471.9100.0103.8101.6103.050.075.0115.8

us-gaap:OtherOperatingActivitiesCashFlowStatement

us-gaap:OtherOperatingActivitiesCashFlowStatement


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-31
Value-71.0-28.05722683618869420944018-62.011119163250-10.0123827-1.028-2.0447.0213624-3.05.040
Percentage of OtherOperatingActivitiesCashFlowStatement100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:PaymentsForProceedsFromOtherInvestingActivities

us-gaap:PaymentsForProceedsFromOtherInvestingActivities


Payments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-282012-09-072012-06-152012-03-232011-12-302011-09-092011-06-172011-03-252010-12-312010-09-102010-06-182010-03-26
Value5.07.03510.04.08.09.08.02.028591.0-38.0-12.049-2.0124.0-7.0-10.0-3.0-9.0-37.0-66.0-7.0-7.0-1.0-2.020-4.0-45.020617.061-17.0318.029-113.0811415-10.0-5.0-20.0
Percentage of PaymentsForProceedsFromOtherInvestingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:PaymentsForRestructuring us-gaap:RestructuringCostAndReserve

us-gaap:PaymentsForRestructuring

us-gaap:OneTimeTerminationBenefits


Payments
Period End2021-06-302021-03-312020-12-31
Value2872133
Percentage of PaymentsForRestructuring100.0100.0100.0

us-gaap:PaymentsRelatedToTaxWithholdingForShareBasedCompensation

us-gaap:PaymentsRelatedToTaxWithholdingForShareBasedCompensation


Payments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-31
Value1.0823.01.04.095169.028950.04.06.095139.0369926
Percentage of PaymentsRelatedToTaxWithholdingForShareBasedCompensation100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:PostemploymentBenefitsPeriodExpense

us-gaap:PostemploymentBenefitsPeriodExpense


Postemployment
Period End2021-06-302021-03-31
Value-17.021
Percentage of PostemploymentBenefitsPeriodExpense100.0100.0

us-gaap:ProceedsFromDebtNetOfIssuanceCosts us-gaap:DebtInstrument, us-gaap:LongtermDebtType

us-gaap:ProceedsFromDebtNetOfIssuanceCosts

mar:SeriesGGNotes, us-gaap:SeniorNotes


Proceeds
Period End2020-08-31
Value984
Percentage of ProceedsFromDebtNetOfIssuanceCosts100.0

mar:SeriesHHNotes, us-gaap:SeniorNotes


Proceeds
Period End2021-03-31
Value1089
Percentage of ProceedsFromDebtNetOfIssuanceCosts0.0

us-gaap:ProceedsFromIssuanceOfCommonStock

us-gaap:ProceedsFromIssuanceOfCommonStock


Proceeds
Period End2021-06-302021-03-312020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-282012-09-072012-06-152012-03-232011-12-302011-09-092011-06-172011-03-252010-12-312010-09-102010-06-182010-03-26
Value0.02.00.00.00.01.01.05.00.00.00.04.02.01.01.02.0126.010.06.01.08.0141749304257587129419833183025371745120243717
Percentage of ProceedsFromIssuanceOfCommonStock0.0100.00.00.00.0100.0100.0100.00.00.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ProceedsFromLinesOfCredit

us-gaap:ProceedsFromLinesOfCredit


Proceeds
Period End2021-03-312020-04-302020-03-31
Value60020002500
Percentage of ProceedsFromLinesOfCredit100.0100.0100.0

us-gaap:ProceedsFromPaymentsForOtherFinancingActivities

us-gaap:ProceedsFromPaymentsForOtherFinancingActivities


Proceeds
Period End2021-06-302021-03-312020-12-312020-09-302019-12-312019-09-302018-12-312018-09-302017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312013-12-312013-09-302013-06-302013-03-312012-12-282012-09-072012-06-152012-03-232011-12-302011-09-092011-06-172011-03-25
Value0.0-7.01.00.0-1.01.00.00.00.0135-36.0-99.00.0-6.0-9.0-9.00.00.00.00.00.00.0-1.00.00.00.00.0-1.0-10.0110.00.00.0
Percentage of ProceedsFromPaymentsForOtherFinancingActivities0.0100.0100.00.0100.0100.00.00.00.0100.0100.0100.00.0100.0100.0100.00.00.00.00.00.00.0100.00.00.00.00.0100.0100.0100.00.00.00.0

us-gaap:ProceedsFromSaleAndCollectionOfNotesReceivable

us-gaap:ProceedsFromSaleAndCollectionOfNotesReceivable


Proceeds
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-282012-09-072012-06-152012-03-232011-12-302011-09-092011-06-172011-03-252010-12-31
Value2.03.02.01.01.04.02.0432.04.01.018245.096813.07.06.0590.02.0717.07.07.08.09.08.09.015192320292023831.021862.04.0
Percentage of ProceedsFromSaleAndCollectionOfNotesReceivable100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ProceedsFromSaleOfPropertyPlantAndEquipment

us-gaap:ProceedsFromSaleOfPropertyPlantAndEquipment


Proceeds
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-282012-09-072012-06-152012-03-232011-12-302011-09-092011-06-172011-03-252010-12-31
Value0.07.00.00.00.02603912.00.02.019243281089360.01713111650.0494.061313342471430.00.02920.00.00.00.00.0614.00.0191.00.00.0111
Percentage of ProceedsFromSaleOfPropertyPlantAndEquipment0.0100.00.00.00.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.00.00.0100.00.00.00.00.00.0100.0100.00.0100.0100.00.00.0100.0

us-gaap:ProvisionForDoubtfulAccounts

us-gaap:ProvisionForDoubtfulAccounts


Provision
Period End2021-06-302021-03-312020-12-312020-09-302020-06-30
Value4.01914-1.045
Percentage of ProvisionForDoubtfulAccounts100.0100.0100.0100.0100.0

us-gaap:ReclassificationFromAociCurrentPeriodNetOfTaxAttributableToParent

us-gaap:ReclassificationFromAociCurrentPeriodNetOfTaxAttributableToParent


Reclassification
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-31
Value01000000.01000000.08000000.0-1000000.04000000.03000000.01000000.01000000.0-2000000.0-3000000.0-13000000.0-6000000.0-4000000.0-1000000.001000000.0-1000000.0-1000000.0-1000000.0
Percentage of ReclassificationFromAociCurrentPeriodNetOfTaxAttributableToParent0.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0

us-gaap:ReclassificationFromAociCurrentPeriodNetOfTaxAttributableToParent us-gaap:StatementEquityComponents

us-gaap:AccumulatedGainLossNetCashFlowHedgeParent


Reclassification
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value01000000.01000000.08000000.0-1000000.04000000.03000000.01000000.0
Percentage of ReclassificationFromAociCurrentPeriodNetOfTaxAttributableToParent0.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:RepaymentsOfLinesOfCredit

us-gaap:RepaymentsOfLinesOfCredit


Repayments
Period End2021-03-31
Value1100
Percentage of RepaymentsOfLinesOfCredit100.0

us-gaap:RestructuringCharges

us-gaap:RestructuringCharges


Restructuring
Period End2020-12-312020-09-30
Value61279
Percentage of RestructuringCharges100.0100.0

us-gaap:RestructuringCharges us-gaap:IncomeStatementLocation

mar:RestructuringChargesAndBusinessCombinationAcquisitionAndIntegrationRelatedCosts


Restructuring
Period End2020-12-312020-09-30
Value10.040
Percentage of RestructuringCharges16.414.3

us-gaap:CostOfSales


Restructuring
Period End2020-12-312020-09-30
Value51239
Percentage of RestructuringCharges83.685.7

us-gaap:RestructuringCharges us-gaap:IncomeStatementLocation, us-gaap:RestructuringPlan

mar:RestructuringChargesAndBusinessCombinationAcquisitionAndIntegrationRelatedCosts, mar:GlobalAbovePropertyPositions


Restructuring
Period End2020-12-31
Value7.0
Percentage of RestructuringCharges11.5

mar:RestructuringChargesAndBusinessCombinationAcquisitionAndIntegrationRelatedCosts, mar:PropertyLevelAndOwnedAndLeasedProperties


Restructuring
Period End2021-06-302021-03-312020-12-31
Value0.01.03.0
Percentage of RestructuringCharges0.00.04.9

us-gaap:CostOfSales, mar:GlobalAbovePropertyPositions


Restructuring
Period End2020-12-31
Value1.0
Percentage of RestructuringCharges1.6

us-gaap:CostOfSales, mar:PropertyLevelAndOwnedAndLeasedProperties


Restructuring
Period End2021-06-302021-03-312020-12-31
Value0.01850
Percentage of RestructuringCharges0.00.082.0

us-gaap:RestructuringCharges us-gaap:RestructuringCostAndReserve

us-gaap:OneTimeTerminationBenefits


Restructuring
Period End2021-06-302021-03-312020-12-31
Value0.01961
Percentage of RestructuringCharges0.00.0100.0

us-gaap:RestructuringCharges us-gaap:RestructuringPlan

mar:GlobalAbovePropertyPositions


Restructuring
Period End2020-12-31
Value8.0
Percentage of RestructuringCharges13.1

mar:PropertyLevelAndOwnedAndLeasedProperties


Restructuring
Period End2021-06-302020-12-31
Value0.053
Percentage of RestructuringCharges0.086.9

us-gaap:RestructuringCharges us-gaap:RestructuringPlan, us-gaap:StatementBusinessSegments

mar:AbovePropertyAndPropertyLevel, mar:USAndCanadaSegment


Restructuring
Period End2021-06-302021-03-31
Value-1.018
Percentage of RestructuringCharges0.00.0

us-gaap:RestructuringReserveTranslationAndOtherAdjustment us-gaap:RestructuringCostAndReserve

us-gaap:RestructuringReserveTranslationAndOtherAdjustment

us-gaap:OneTimeTerminationBenefits


Restructuring
Period End2020-12-31
Value-2000000.0
Percentage of RestructuringReserveTranslationAndOtherAdjustment100.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue us-gaap:AwardType

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue

mar:PerformanceBasedRestrictedStockUnitsRSUs


Share
Period End2021-03-31
Value139.0
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue100.0

us-gaap:StockIssuedDuringPeriodSharesShareBasedCompensation us-gaap:StatementEquityComponents

us-gaap:StockIssuedDuringPeriodSharesShareBasedCompensation

us-gaap:CommonStock


Stock
Period End2021-03-312020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-31
Value1200000.0100000.01200000.0100000.0200000.01700000.00100000.01300000.0
Percentage of StockIssuedDuringPeriodSharesShareBasedCompensation100.0100.0100.0100.0100.0100.00.0100.0100.0

us-gaap:StockIssuedDuringPeriodValueShareBasedCompensation

us-gaap:StockIssuedDuringPeriodValueShareBasedCompensation


Stock
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-31
Value44-30.04644-55.04630-62.0424745-48.0313412-48.0826030-26.030
Percentage of StockIssuedDuringPeriodValueShareBasedCompensation100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:StockIssuedDuringPeriodValueShareBasedCompensation us-gaap:StatementEquityComponents

us-gaap:AdditionalPaidInCapital


Stock
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-31
Value43-64.04542-89.04423-108.0414543-85.026321.0-97.0846036-70.030
Percentage of StockIssuedDuringPeriodValueShareBasedCompensation97.7213.397.895.5161.895.776.7174.297.695.795.6177.183.994.18.3202.1102.4100.0120.0269.2100.0

us-gaap:RetainedEarnings


Stock
Period End2021-06-302016-12-312016-09-302016-06-302016-03-312015-12-31
Value1.0-1.0-1.0-11.0-8.00.0
Percentage of StockIssuedDuringPeriodValueShareBasedCompensation2.3-1.2-1.7-36.730.80.0

us-gaap:TreasuryStock


Stock
Period End2021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-31
Value341.02.0342.07.0461.02.02.0375.02.01149-1.01.05.0520.0
Percentage of StockIssuedDuringPeriodValueShareBasedCompensation-113.32.24.5-61.84.323.3-74.22.44.34.4-77.116.15.991.7-102.1-1.21.716.7-200.00.0

mar:DeferredTaxAssetsCustomerLoyaltyProgramLiability

mar:DeferredTaxAssetsCustomerLoyaltyProgramLiability


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-28
Value367249133124268473043
Percentage of DeferredTaxAssetsCustomerLoyaltyProgramLiability100.0100.0100.0100.0100.0100.0100.0100.0100.0

mar:DeferredTaxAssetsLeasingArrangements

mar:DeferredTaxAssetsLeasingArrangements


Deferred
Period End2020-12-312019-12-312018-12-31
Value2522610.0
Percentage of DeferredTaxAssetsLeasingArrangements100.0100.00.0

mar:DeferredTaxAssetsReceivablesNet

mar:DeferredTaxAssetsReceivablesNet


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-31
Value1211122913411
Percentage of DeferredTaxAssetsReceivablesNet100.0100.0100.0100.0100.0100.0

mar:DeferredTaxAssetsTaxCreditCarryforwardsNotSubjectToExpiration

mar:DeferredTaxAssetsTaxCreditCarryforwardsNotSubjectToExpiration


Deferred
Period End2020-12-31
Value31
Percentage of DeferredTaxAssetsTaxCreditCarryforwardsNotSubjectToExpiration100.0

mar:DeferredTaxAssetsTaxCreditCarryforwardsSubjectToExpiration

mar:DeferredTaxAssetsTaxCreditCarryforwardsSubjectToExpiration


Deferred
Period End2020-12-31
Value17
Percentage of DeferredTaxAssetsTaxCreditCarryforwardsSubjectToExpiration100.0

mar:DeferredTaxLiabilitiesDeferredExpenseSelfInsurance

mar:DeferredTaxLiabilitiesDeferredExpenseSelfInsurance


Deferred
Period End2020-12-312019-12-312018-12-312017-12-31
Value1915190.0
Percentage of DeferredTaxLiabilitiesDeferredExpenseSelfInsurance100.0100.0100.00.0

mar:FinanceLeaseLiabilityToBePaidDueAfterYearFour

mar:FinanceLeaseLiabilityToBePaidDueAfterYearFour


Finance
Period End2021-06-302021-03-312020-09-30
Value137137151
Percentage of FinanceLeaseLiabilityToBePaidDueAfterYearFour100.0100.0100.0

mar:FinancialInstrumentsAssetsNoncurrent us-gaap:FairValueByMeasurementBasis

mar:FinancialInstrumentsAssetsNoncurrent

us-gaap:CarryingReportedAmountFairValueDisclosure


Financial
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302012-12-28
Value16516215915414814411710997124125122121147142228275267245270262258252192196200259259334252269262253236
Percentage of FinancialInstrumentsAssetsNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:EstimateOfFairValueFairValueDisclosure


Financial
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302012-12-28
Value14914614213612913811210794120116112108133130216260255231256249251246189194197258260335253273268252228
Percentage of FinancialInstrumentsAssetsNoncurrent90.390.189.388.387.295.895.798.296.996.892.891.889.390.591.594.794.595.594.394.895.097.397.698.499.098.599.6100.4100.3100.4101.5102.399.696.6

mar:FinancialInstrumentsLiabilitiesNoncurrent us-gaap:FairValueByMeasurementBasis

mar:FinancialInstrumentsLiabilitiesNoncurrent

us-gaap:CarryingReportedAmountFairValueDisclosure


Financial
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302012-12-28
Value9653966894839692101641059610008105551017410021851087078378786878538291774379938088840141153921386637423356375535093573344932913192315330922533
Percentage of FinancialInstrumentsLiabilitiesNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:EstimateOfFairValueFairValueDisclosure


Financial
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302012-12-28
Value10480103581039510076103811016010284107861038110074837485958259778778968368781380208048859042884036393538323429388936213682358434183310326532172717
Percentage of FinancialInstrumentsLiabilitiesNoncurrent108.6107.1109.6104.0102.195.9102.8102.2102.0100.598.498.798.699.0100.5100.9100.9100.399.5102.2104.2102.9101.8102.4102.2103.6103.2103.1103.9103.9103.7103.6104.0107.3

mar:GuarantorObligationsMaximumExposureUndiscountedNotYetinEffect

mar:GuarantorObligationsMaximumExposureUndiscountedNotYetinEffect


Guarantor
Period End2021-06-302021-03-312020-09-30
Value929379
Percentage of GuarantorObligationsMaximumExposureUndiscountedNotYetinEffect100.0100.0100.0

mar:LesseeOperatingLeaseLiabilityToBePaidDueAfterYearFour

mar:LesseeOperatingLeaseLiabilityToBePaidDueAfterYearFour


Lessee
Period End2021-06-302021-03-312020-09-30
Value520518602
Percentage of LesseeOperatingLeaseLiabilityToBePaidDueAfterYearFour100.0100.0100.0

mar:LongTermCommercialPaperAndLongTermLineOfCredit us-gaap:FairValueByMeasurementBasis

mar:LongTermCommercialPaperAndLongTermLineOfCredit

us-gaap:CarryingReportedAmountFairValueDisclosure


Long
Period End2020-12-312019-12-31
Value9003197
Percentage of LongTermCommercialPaperAndLongTermLineOfCredit100.0100.0

us-gaap:EstimateOfFairValueFairValueDisclosure


Long
Period End2020-12-312019-12-31
Value9003197
Percentage of LongTermCommercialPaperAndLongTermLineOfCredit100.0100.0

mar:LongtermCommercialPaperandLongtermLineofCredit us-gaap:FairValueByMeasurementBasis

mar:LongtermCommercialPaperandLongtermLineofCredit

us-gaap:CarryingReportedAmountFairValueDisclosure


Longterm
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-31
Value400400900930236745113197
Percentage of LongtermCommercialPaperandLongtermLineofCredit100.0100.0100.0100.0100.0100.0100.0

us-gaap:EstimateOfFairValueFairValueDisclosure


Longterm
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-31
Value400400900930236745113197
Percentage of LongtermCommercialPaperandLongtermLineofCredit100.0100.0100.0100.0100.0100.0100.0

mar:PurchaseObligationToBePaidAfterYearThree

mar:PurchaseObligationToBePaidAfterYearThree


Purchase
Period End2020-12-31
Value66
Percentage of PurchaseObligationToBePaidAfterYearThree100.0

mar:SharebasedCompensationNonvestedAwardsCompensationCostNotyetRecognized

mar:SharebasedCompensationNonvestedAwardsCompensationCostNotyetRecognized


Sharebased
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-31
Value255289301372268318176219266314167219269318168192
Percentage of SharebasedCompensationNonvestedAwardsCompensationCostNotyetRecognized100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

mar:SharebasedCompensationNonvestedAwardsCompensationCostNotyetRecognized us-gaap:AwardType

us-gaap:RestrictedStockUnitsRSU


Sharebased
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value301176167164188
Percentage of SharebasedCompensationNonvestedAwardsCompensationCostNotyetRecognized100.0100.0100.097.697.9

mar:SuretyBonds

mar:SuretyBonds


Surety
Period End2020-12-31
Value163
Percentage of SuretyBonds100.0

mar:UnusualOrInfrequentItemOrBothEstimatedGrantReceivableAndCredit us-gaap:UnusualOrInfrequentItem

mar:UnusualOrInfrequentItemOrBothEstimatedGrantReceivableAndCredit

mar:AmericanRescuePlanActOf2021BenefitCoverageContinuation


Unusual
Period End2021-06-30
Value36
Percentage of UnusualOrInfrequentItemOrBothEstimatedGrantReceivableAndCredit100.0

mar:UnusualOrInfrequentItemOrBothEstimatedPostemploymentBenefitsCost us-gaap:UnusualOrInfrequentItem

mar:UnusualOrInfrequentItemOrBothEstimatedPostemploymentBenefitsCost

mar:AmericanRescuePlanActOf2021BenefitCoverageContinuation


Unusual
Period End2021-06-30
Value40
Percentage of UnusualOrInfrequentItemOrBothEstimatedPostemploymentBenefitsCost100.0

us-gaap:AccountsAndFinancingReceivableAllowanceForCreditLoss

us-gaap:AccountsAndFinancingReceivableAllowanceForCreditLoss


Accounts
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-31
Value22422320719920617882
Percentage of AccountsAndFinancingReceivableAllowanceForCreditLoss100.0100.0100.0100.0100.0100.0100.0

us-gaap:AccountsNotesAndLoansReceivableNetCurrent

us-gaap:AccountsNotesAndLoansReceivableNetCurrent


Accounts
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-282012-09-072012-06-152012-03-232011-12-302011-09-092011-06-172011-03-252010-12-312010-01-01
Value193318571768179116212068239523942328221821332175217420981991191418041752169517051152114311031144118811721100103010571035108197210061080102884193986387510111006944938838
Percentage of AccountsNotesAndLoansReceivableNetCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AccountsPayableTradeCurrent

us-gaap:AccountsPayableTradeCurrent


Accounts
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-282012-09-072012-06-152012-03-232011-12-302011-09-092010-12-31
Value626535527486555828720813927745767759834766780733650661687667621597593577640604605612617616557496554517569594592579548619634
Percentage of AccountsPayableTradeCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AssetsOfDisposalGroupIncludingDiscontinuedOperationCurrent

us-gaap:AssetsOfDisposalGroupIncludingDiscontinuedOperationCurrent


Assets
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302013-12-31
Value8.08.08.08.02558.01313121149297285400588771317878139145452330.00.0350
Percentage of AssetsOfDisposalGroupIncludingDiscontinuedOperationCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.0100.0

us-gaap:CapitalizedContractCostNet us-gaap:CapitalizedContractCost

us-gaap:CapitalizedContractCostNet

mar:CostsIncurredtoFulfillContracts


Capitalized
Period End2020-12-312019-12-312018-12-312017-12-31
Value366351324295
Percentage of CapitalizedContractCostNet100.0100.0100.0100.0

us-gaap:CommercialPaperNoncurrent us-gaap:LongtermDebtType

us-gaap:CommercialPaperNoncurrent

us-gaap:CommercialPaper


Commercial
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-282012-09-072012-06-152012-03-232011-12-30
Value308172011319734223069291122453419307929982371279124312285231115990.0991938803121113201072121110869848347901071123850144147891331
Percentage of CommercialPaperNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:CommonStockCapitalSharesReservedForFutureIssuance

us-gaap:CommonStockCapitalSharesReservedForFutureIssuance


Common
Period End2020-12-312015-12-312014-12-312014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-282012-09-072012-06-152012-03-232011-12-302011-09-092011-06-172011-03-252010-12-31
Value272427282932343536394344454952545458
Percentage of CommonStockCapitalSharesReservedForFutureIssuance100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ContractWithCustomerLiability

us-gaap:ContractWithCustomerLiability


Contract
Period End2021-06-302020-12-31
Value16371867
Percentage of ContractWithCustomerLiability100.0100.0

us-gaap:ContractWithCustomerLiability us-gaap:ProductOrService

mar:ContractServicesExcludingLoyaltyProgram


Contract
Period End2020-12-312019-12-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value1867960831766759770685
Percentage of ContractWithCustomerLiability100.00.00.00.00.00.00.0

mar:LoyaltyProgram


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
Value6475640362716157608058445718562456875513546156224940
Percentage of ContractWithCustomerLiability395.50.0335.90.00.00.00.00.00.00.00.00.00.0

us-gaap:ContractWithCustomerLiabilityNoncurrent us-gaap:ProductOrService

us-gaap:ContractWithCustomerLiabilityNoncurrent

mar:ContractServicesExcludingLoyaltyProgram


Contract
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-31
Value12941413154216151665862840799768743731632645583
Percentage of ContractWithCustomerLiabilityNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

mar:LoyaltyProgram


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
Value3928422145024433460042943460343935302888293233172819
Percentage of ContractWithCustomerLiabilityNoncurrent303.6298.7292.0274.5276.3498.1411.9430.4459.6388.7401.1524.8483.5

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

us-gaap:DebtInstrumentFaceAmount

mar:SeriesDDNotes, us-gaap:SeniorNotes


Debt
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-12-31
Value224224224224550550
Percentage of DebtInstrumentFaceAmount100.0100.0100.0100.0100.0100.0

mar:SeriesLSeniorNotes, us-gaap:SeniorNotes


Debt
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302014-12-31
Value173173173173350350350350350350350350350350350350350350350350350350350350
Percentage of DebtInstrumentFaceAmount77.277.277.277.263.663.60.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

mar:SeriesQNotes, us-gaap:SeniorNotes


Debt
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302015-12-31
Value3993993993997507507507507507507507507507507507507507507507500.0
Percentage of DebtInstrumentFaceAmount178.1178.1178.1178.1136.4136.40.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

mar:SeriesRNotes, us-gaap:SeniorNotes


Debt
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302015-12-31
Value7507507507507507507507507507507507507507507507507507507507500.0
Percentage of DebtInstrumentFaceAmount334.8334.8334.8334.8136.4136.40.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:DebtInstrumentInterestRateEffectivePercentage us-gaap:DebtInstrument, us-gaap:LongtermDebtType

us-gaap:DebtInstrumentInterestRateEffectivePercentage

mar:SeriesAANotes, us-gaap:SeniorNotes


Debt
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value4.84.84.84.80.0480.0480.0480.0480.0480.0480.048
Percentage of DebtInstrumentInterestRateEffectivePercentage100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

mar:SeriesBBNotes, us-gaap:SeniorNotes


Debt
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value0.90.90.010.0160.0250.0280.0310.032
Percentage of DebtInstrumentInterestRateEffectivePercentage18.818.820.833.352.158.364.666.7

mar:SeriesCCNotes, us-gaap:SeniorNotes


Debt
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value3.93.93.93.90.0390.0390.0390.0390.0390.039
Percentage of DebtInstrumentInterestRateEffectivePercentage81.281.281.281.281.281.281.281.281.281.2

mar:SeriesDDNotes, us-gaap:SeniorNotes


Debt
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-31
Value1.21.21.21.20.0120.0240.024
Percentage of DebtInstrumentInterestRateEffectivePercentage25.025.025.025.025.050.050.0

mar:SeriesEENotes, us-gaap:SeniorNotes


Debt
Period End2021-06-302021-03-312020-12-312020-09-302020-06-30
Value6.06.06.06.00.06
Percentage of DebtInstrumentInterestRateEffectivePercentage125.0125.0125.0125.0125.0

mar:SeriesFFNotes, us-gaap:SeniorNotes


Debt
Period End2021-06-302021-03-312020-12-312020-09-302020-06-30
Value4.84.84.84.80.048
Percentage of DebtInstrumentInterestRateEffectivePercentage100.0100.0100.0100.0100.0

mar:SeriesLSeniorNotes, us-gaap:SeniorNotes


Debt
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302014-12-31
Value3.43.43.43.40.0340.0340.0340.0340.0340.0340.0340.0340.0340.0340.0340.0340.0340.0340.0340.0340.0340.0340.0340.0340.034
Percentage of DebtInstrumentInterestRateEffectivePercentage70.870.870.870.870.870.870.870.870.870.870.80.00.00.00.00.00.00.00.00.00.00.00.00.00.0

mar:SeriesMSeniorNotes, us-gaap:SeniorNotes


Debt
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302014-12-31
Value3.63.60.0360.0360.0360.0360.0360.0360.0360.0360.0360.0360.0360.0360.0360.0360.0360.0360.0360.0360.0360.0360.036
Percentage of DebtInstrumentInterestRateEffectivePercentage75.075.075.075.075.075.075.075.075.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

mar:SeriesNSeniorNotes, us-gaap:SeniorNotes


Debt
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302014-12-31
Value3.43.43.43.40.0340.0340.0340.0340.0340.0340.0340.0340.0340.0340.0340.0340.0340.0340.0340.0340.0340.0340.0340.0340.034
Percentage of DebtInstrumentInterestRateEffectivePercentage70.870.870.870.870.870.870.870.870.870.870.80.00.00.00.00.00.00.00.00.00.00.00.00.00.0

mar:SeriesOSeniorNotes, us-gaap:SeniorNotes


Debt
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302014-12-31
Value3.13.13.13.10.0310.0310.0310.0310.0310.0310.0310.0310.0310.0310.0310.0310.0310.0310.0310.0310.0310.0310.0310.0310.031
Percentage of DebtInstrumentInterestRateEffectivePercentage64.664.664.664.664.664.664.664.664.664.664.60.00.00.00.00.00.00.00.00.00.00.00.00.00.0

mar:SeriesPSeniorNotes, us-gaap:SeniorNotes


Debt
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302014-12-31
Value4.04.04.04.00.040.040.040.040.040.040.040.040.040.040.040.040.040.040.040.040.040.040.040.040.04
Percentage of DebtInstrumentInterestRateEffectivePercentage83.383.383.383.383.383.383.383.383.383.383.30.00.00.00.00.00.00.00.00.00.00.00.00.00.0

mar:SeriesQNotes, us-gaap:SeniorNotes


Debt
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302015-12-31
Value2.52.52.52.50.0250.0250.0250.0250.0250.0250.0250.0250.0250.0250.0250.0250.0250.0250.0250.0250.0250.025
Percentage of DebtInstrumentInterestRateEffectivePercentage52.152.152.152.152.152.152.152.152.152.152.10.00.00.00.00.00.00.00.00.00.00.0

mar:SeriesRNotes, us-gaap:SeniorNotes


Debt
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302015-12-31
Value3.33.33.33.30.0330.0330.0330.0330.0330.0330.0330.0330.0330.0330.0330.0330.0330.0330.0330.0330.0330.033
Percentage of DebtInstrumentInterestRateEffectivePercentage68.868.868.868.868.868.868.868.868.868.868.80.00.00.00.00.00.00.00.00.00.00.0

mar:SeriesUNotes, us-gaap:SeniorNotes


Debt
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-31
Value3.13.13.13.10.0310.0310.0310.0310.0310.0310.0310.0310.0310.0310.0310.0310.0310.0310.031
Percentage of DebtInstrumentInterestRateEffectivePercentage64.664.664.664.664.664.664.664.664.664.664.60.00.00.00.00.00.00.00.0

mar:SeriesVNotes, us-gaap:SeniorNotes


Debt
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-31
Value2.82.82.82.80.0280.0280.0280.0280.0280.0280.0280.0280.0280.0280.0280.0280.0280.0280.028
Percentage of DebtInstrumentInterestRateEffectivePercentage58.358.358.358.358.358.358.358.358.358.358.30.00.00.00.00.00.00.00.0

mar:SeriesWNotes, us-gaap:SeniorNotes


Debt
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-31
Value4.14.14.14.10.0410.0410.0410.0410.0410.0410.0410.0410.0410.0410.0410.0410.0410.0410.041
Percentage of DebtInstrumentInterestRateEffectivePercentage85.485.485.485.485.485.485.485.485.485.485.40.00.00.00.00.00.00.00.0

mar:SeriesXNotes, us-gaap:SeniorNotes


Debt
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value4.24.24.24.20.0420.0420.0420.0420.0420.0420.0420.0420.042
Percentage of DebtInstrumentInterestRateEffectivePercentage87.587.587.587.587.587.587.587.587.587.587.50.00.0

mar:SeriesYNotes, us-gaap:SeniorNotes


Debt
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value0.80.010.0220.0250.0270.0310.0320.032
Percentage of DebtInstrumentInterestRateEffectivePercentage16.720.845.852.156.264.666.766.7

mar:SeriesZNotes, us-gaap:SeniorNotes


Debt
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value4.44.44.44.40.0440.0440.0440.0440.0440.0440.044
Percentage of DebtInstrumentInterestRateEffectivePercentage91.791.791.791.791.791.791.791.791.791.791.7

us-gaap:DeferredIncomeTaxAssetsNet

us-gaap:DeferredIncomeTaxAssetsNet


Deferred
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302015-12-31
Value2082582492021841551541691711711711711711729311011911911692586672
Percentage of DeferredIncomeTaxAssetsNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredIncomeTaxLiabilities

us-gaap:DeferredIncomeTaxLiabilities


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value9501276103910861931
Percentage of DeferredIncomeTaxLiabilities100.0100.0100.0100.0100.0

us-gaap:DeferredTaxAssetsDeferredIncome

us-gaap:DeferredTaxAssetsDeferredIncome


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-282011-12-302010-12-312010-01-01
Value69705614202120234.0151822
Percentage of DeferredTaxAssetsDeferredIncome100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxAssetsGross

us-gaap:DeferredTaxAssetsGross


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value2125175611538881276
Percentage of DeferredTaxAssetsGross100.0100.0100.0100.0100.0

us-gaap:DeferredTaxAssetsOperatingLossCarryforwards

us-gaap:DeferredTaxAssetsOperatingLossCarryforwards


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-282011-12-302010-12-312010-01-01
Value818680494375320205257293294467204194
Percentage of DeferredTaxAssetsOperatingLossCarryforwards100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxAssetsOperatingLossCarryforwardsSubjectToExpiration

us-gaap:DeferredTaxAssetsOperatingLossCarryforwardsSubjectToExpiration


Deferred
Period End2020-12-31
Value2315
Percentage of DeferredTaxAssetsOperatingLossCarryforwardsSubjectToExpiration100.0

us-gaap:DeferredTaxAssetsOther

us-gaap:DeferredTaxAssetsOther


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value8215130.032
Percentage of DeferredTaxAssetsOther100.0100.0100.00.0100.0

us-gaap:DeferredTaxAssetsTaxCreditCarryforwards

us-gaap:DeferredTaxAssetsTaxCreditCarryforwards


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-282011-12-302010-12-312010-01-01
Value4941242779111182273328281235223
Percentage of DeferredTaxAssetsTaxCreditCarryforwards100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsEmployeeBenefits

us-gaap:DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsEmployeeBenefits


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-282011-12-302010-12-312010-01-01
Value262267261274430348347340321295296278
Percentage of DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsEmployeeBenefits100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsReserves

us-gaap:DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsReserves


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-282011-12-302010-12-312010-01-01
Value2141621601452046355616364213185
Percentage of DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsReserves100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxLiabilitiesInvestmentInNoncontrolledAffiliates

us-gaap:DeferredTaxLiabilitiesInvestmentInNoncontrolledAffiliates


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-31
Value295559438.04934
Percentage of DeferredTaxLiabilitiesInvestmentInNoncontrolledAffiliates100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxLiabilitiesLeasingArrangements

us-gaap:DeferredTaxLiabilitiesLeasingArrangements


Deferred
Period End2020-12-312019-12-312018-12-31
Value1972290.0
Percentage of DeferredTaxLiabilitiesLeasingArrangements100.0100.00.0

us-gaap:DeferredTaxLiabilitiesOtherFiniteLivedAssets

us-gaap:DeferredTaxLiabilitiesOtherFiniteLivedAssets


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-31
Value663895876963172411
Percentage of DeferredTaxLiabilitiesOtherFiniteLivedAssets100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxLiabilitiesPropertyPlantAndEquipment

us-gaap:DeferredTaxLiabilitiesPropertyPlantAndEquipment


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-31
Value428285471993.0
Percentage of DeferredTaxLiabilitiesPropertyPlantAndEquipment100.0100.0100.0100.0100.0100.0

us-gaap:DisposalGroupIncludingDiscontinuedOperationConsideration us-gaap:DisposalGroupClassification, us-gaap:IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperations

us-gaap:DisposalGroupIncludingDiscontinuedOperationConsideration

us-gaap:DisposalGroupDisposedOfBySaleNotDiscontinuedOperations, mar:USCanadaProperties


Disposal
Period End2020-12-31
Value268
Percentage of DisposalGroupIncludingDiscontinuedOperationConsideration100.0

us-gaap:EmployeeRelatedLiabilitiesCurrent

us-gaap:EmployeeRelatedLiabilitiesCurrent


Employee
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-282012-09-072012-06-152012-03-232011-12-302011-09-092011-06-172011-03-252010-12-312010-01-01
Value93297583110301115121113391207106710391345125311761163122711331054103411741136756779861779806759799759771732817733770698745668633602650735674635692519
Percentage of EmployeeRelatedLiabilitiesCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:EquityMethodInvestmentDifferenceBetweenCarryingAmountAndUnderlyingEquity

us-gaap:EquityMethodInvestmentDifferenceBetweenCarryingAmountAndUnderlyingEquity


Equity
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value294311419441491
Percentage of EquityMethodInvestmentDifferenceBetweenCarryingAmountAndUnderlyingEquity100.0100.0100.0100.0100.0

us-gaap:EquityMethodInvestments

us-gaap:EquityMethodInvestments


Equity
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312013-12-312012-12-282011-12-302010-12-312010-01-01
Value422577732734723207195234190208
Percentage of EquityMethodInvestments100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FinanceLeaseLiability

us-gaap:FinanceLeaseLiability


Finance
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value150151153153155156157159160162163
Percentage of FinanceLeaseLiability100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FinanceLeaseLiabilityCurrent

us-gaap:FinanceLeaseLiabilityCurrent


Finance
Period End2021-06-302021-03-312020-12-312020-09-302019-12-31
Value7000000.07000000.07000000.06000000.06000000.0
Percentage of FinanceLeaseLiabilityCurrent100.0100.0100.0100.0100.0

us-gaap:FinanceLeaseLiabilityNoncurrent

us-gaap:FinanceLeaseLiabilityNoncurrent


Finance
Period End2021-06-302021-03-312020-12-312020-09-302019-12-31
Value143144146147151
Percentage of FinanceLeaseLiabilityNoncurrent100.0100.0100.0100.0100.0

us-gaap:FinanceLeaseLiabilityPaymentsDue

us-gaap:FinanceLeaseLiabilityPaymentsDue


Finance
Period End2021-06-302021-03-312020-12-312020-09-30
Value199202206208
Percentage of FinanceLeaseLiabilityPaymentsDue100.0100.0100.0100.0

us-gaap:FinanceLeaseLiabilityPaymentsDueAfterYearFive

us-gaap:FinanceLeaseLiabilityPaymentsDueAfterYearFive


Finance
Period End2020-12-31
Value138
Percentage of FinanceLeaseLiabilityPaymentsDueAfterYearFive100.0

us-gaap:FinanceLeaseLiabilityPaymentsDueYearFive

us-gaap:FinanceLeaseLiabilityPaymentsDueYearFive


Finance
Period End2020-12-31
Value14
Percentage of FinanceLeaseLiabilityPaymentsDueYearFive100.0

us-gaap:FinanceLeaseLiabilityPaymentsDueYearTwo

us-gaap:FinanceLeaseLiabilityPaymentsDueYearTwo


Finance
Period End2021-06-302021-03-312020-12-312020-09-30
Value14141313
Percentage of FinanceLeaseLiabilityPaymentsDueYearTwo100.0100.0100.0100.0

us-gaap:FinanceLeaseLiabilityPaymentsRemainderOfFiscalYear

us-gaap:FinanceLeaseLiabilityPaymentsRemainderOfFiscalYear


Finance
Period End2021-06-302021-03-312020-09-30
Value7000000.010000000.03000000.0
Percentage of FinanceLeaseLiabilityPaymentsRemainderOfFiscalYear100.0100.0100.0

us-gaap:FinanceLeaseLiabilityUndiscountedExcessAmount

us-gaap:FinanceLeaseLiabilityUndiscountedExcessAmount


Finance
Period End2021-06-302021-03-312020-12-312020-09-30
Value49515355
Percentage of FinanceLeaseLiabilityUndiscountedExcessAmount100.0100.0100.0100.0

us-gaap:FiniteLivedIntangibleAssetsAccumulatedAmortization

us-gaap:FiniteLivedIntangibleAssetsAccumulatedAmortization


Finite
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-282011-12-302010-12-312010-01-01
Value937808674579447380461423397393377342
Percentage of FiniteLivedIntangibleAssetsAccumulatedAmortization100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths


Finite
Period End2020-12-31
Value95
Percentage of FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths100.0

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearFive

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearFive


Finite
Period End2020-12-31
Value95
Percentage of FiniteLivedIntangibleAssetsAmortizationExpenseYearFive100.0

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearFour

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearFour


Finite
Period End2020-12-31
Value95
Percentage of FiniteLivedIntangibleAssetsAmortizationExpenseYearFour100.0

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearThree

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearThree


Finite
Period End2020-12-31
Value95
Percentage of FiniteLivedIntangibleAssetsAmortizationExpenseYearThree100.0

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo


Finite
Period End2020-12-31
Value95
Percentage of FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo100.0

us-gaap:FiniteLivedIntangibleAssetsGross

us-gaap:FiniteLivedIntangibleAssetsGross


Finite
Period End2020-12-312019-12-312018-12-312017-12-312013-12-312012-12-282011-12-302010-12-312010-01-01
Value393135603330318915541512123911451073
Percentage of FiniteLivedIntangibleAssetsGross100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FiniteLivedIntangibleAssetsGross us-gaap:FiniteLivedIntangibleAssetsByMajorClass

mar:CostsIncurredtoObtainContracts


Finite
Period End2020-12-312019-12-312018-12-312017-12-31
Value1674158813471137
Percentage of FiniteLivedIntangibleAssetsGross42.644.640.535.7

us-gaap:ContractBasedIntangibleAssets


Finite
Period End2020-12-312019-12-312018-12-312017-12-31
Value2257197219832052
Percentage of FiniteLivedIntangibleAssetsGross57.455.459.564.3

us-gaap:GrantsReceivableCurrent

us-gaap:GrantsReceivableCurrent


Grants
Period End2021-03-31
Value106
Percentage of GrantsReceivableCurrent100.0

us-gaap:GuaranteeObligationsCurrentCarryingValue

us-gaap:GuaranteeObligationsCurrentCarryingValue


Guarantee
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-31
Value130138138117142162151114104114119129188186130138595966
Percentage of GuaranteeObligationsCurrentCarryingValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:GuaranteeObligationsCurrentCarryingValue us-gaap:BalanceSheetLocation

us-gaap:OtherCurrentLiabilities


Guarantee
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value1616233.012
Percentage of GuaranteeObligationsCurrentCarryingValue11.610.619.32.318.2

us-gaap:OtherNoncurrentLiabilities


Guarantee
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value1221359612754
Percentage of GuaranteeObligationsCurrentCarryingValue88.489.480.797.781.8

us-gaap:GuaranteeObligationsCurrentCarryingValue us-gaap:GuaranteeObligationsByNature

mar:GuaranteeOperatingProfit


Guarantee
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-31
Value1191281281071321531421059298100109110108110117313440
Percentage of GuaranteeObligationsCurrentCarryingValue91.592.892.891.593.094.494.092.188.586.084.084.558.558.184.684.852.557.660.6

us-gaap:GuaranteeOfIndebtednessOfOthers


Guarantee
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-31
Value7.06.06.06.06.06.06.06.01115171876761819272324
Percentage of GuaranteeObligationsCurrentCarryingValue5.44.34.35.14.23.74.05.310.613.214.314.040.440.913.813.845.839.036.4

us-gaap:GuaranteeTypeOther


Guarantee
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-31
Value4.04.04.04.04.03.03.03.01.01.02.02.02.02.02.02.01.02.02.0
Percentage of GuaranteeObligationsCurrentCarryingValue3.12.92.93.42.81.92.02.61.00.91.71.61.11.11.51.41.73.43.0

us-gaap:GuaranteeObligationsCurrentCarryingValue us-gaap:RealEstateAndAccumulatedDepreciationDescriptionOfProperty

mar:SheratonGrandChicagoHotel


Guarantee
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
Value30030030057575757575757575757575757
Percentage of GuaranteeObligationsCurrentCarryingValue230.8217.4217.448.740.135.237.750.054.850.047.944.230.330.643.841.3

us-gaap:GuaranteeObligationsMaximumExposure

us-gaap:GuaranteeObligationsMaximumExposure


Guarantee
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-31
Value267275279254277292299256315320346357367373377394263280282
Percentage of GuaranteeObligationsMaximumExposure100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:GuaranteeObligationsMaximumExposure mar:LossContingenciesBySecondaryNatureOfContingency, us-gaap:GuaranteeObligationsByNature

mar:NotYetInEffectCondition, mar:GuaranteeOperatingProfit


Guarantee
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value90114324051
Percentage of GuaranteeObligationsMaximumExposure32.338.19.210.618.1

mar:NotYetInEffectCondition, us-gaap:GuaranteeTypeOther


Guarantee
Period End2020-12-312019-12-312018-12-312017-12-31
Value7.05.02.02.0
Percentage of GuaranteeObligationsMaximumExposure2.51.70.60.5

us-gaap:GuaranteeObligationsMaximumExposure us-gaap:GuaranteeObligationsByNature

mar:GuaranteeOperatingProfit


Guarantee
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-31
Value196204207183207225231192198195212219229232237248106116119
Percentage of GuaranteeObligationsMaximumExposure73.474.274.272.074.777.177.375.062.960.961.361.362.462.262.962.940.341.442.2

us-gaap:GuaranteeOfIndebtednessOfOthers


Guarantee
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-31
Value5353535353535353109116125129128131130136149156155
Percentage of GuaranteeObligationsMaximumExposure19.919.319.020.919.118.217.720.734.636.236.136.134.935.134.534.556.755.755.0

us-gaap:GuaranteeTypeOther


Guarantee
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-31
Value18181918171415118.09.09.09.010.010.010.010.08.08.08.0
Percentage of GuaranteeObligationsMaximumExposure6.76.56.87.16.14.85.04.32.52.82.62.52.72.72.72.53.02.92.8

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths


Lessee
Period End2021-06-302021-03-312020-12-312020-09-30
Value176174184176
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths100.0100.0100.0100.0

us-gaap:LesseeOperatingLeaseLiabilityPaymentsRemainderOfFiscalYear

us-gaap:LesseeOperatingLeaseLiabilityPaymentsRemainderOfFiscalYear


Lessee
Period End2021-06-302021-03-312020-09-30
Value9113750
Percentage of LesseeOperatingLeaseLiabilityPaymentsRemainderOfFiscalYear100.0100.0100.0

us-gaap:LettersOfCreditOutstandingAmount

us-gaap:LettersOfCreditOutstandingAmount


Letters
Period End2020-12-312014-03-312013-12-312013-09-302013-06-302013-03-312012-12-282012-09-072012-06-152012-03-232011-12-302011-09-092011-06-17
Value156788068686868646465657878
Percentage of LettersOfCreditOutstandingAmount100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:LineOfCredit

us-gaap:LineOfCredit


Line
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-04-022020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302013-12-31
Value4004009009001550450025000.00.00.00.00.00.00.00.00.00.00.00.00.09890.00.00.00.00.00.00.00.00.00.0
Percentage of LineOfCredit100.0100.0100.0100.0100.0100.0100.00.00.00.00.00.00.00.00.00.00.00.00.00.0100.00.00.00.00.00.00.00.00.00.00.0

us-gaap:LineOfCredit us-gaap:CreditFacility

us-gaap:RevolvingCreditFacility


Line
Period End2020-12-31
Value900
Percentage of LineOfCredit100.0

us-gaap:LineOfCreditFacilityMaximumBorrowingCapacity

us-gaap:LineOfCreditFacilityMaximumBorrowingCapacity


Line
Period End2021-06-302021-03-312020-12-312020-09-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312013-12-312013-09-302013-06-302011-09-09
Value45004500450045002000200020002000200020002000200017502404
Percentage of LineOfCreditFacilityMaximumBorrowingCapacity100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:LongTermDebtAndCapitalLeaseObligationsCurrent

us-gaap:LongTermDebtAndCapitalLeaseObligationsCurrent


Long
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-282012-09-072012-06-152011-12-30
Value80582211731316166516649772272292318336176169883983984023093093163033003006156143253247.07.07.06.0525049407408407355
Percentage of LongTermDebtAndCapitalLeaseObligationsCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalAfterYearFive

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalAfterYearFive


Long
Period End2020-12-312011-09-092011-06-172011-03-252010-12-31
Value39181409102110171054
Percentage of LongTermDebtMaturitiesRepaymentsOfPrincipalAfterYearFive100.0100.0100.0100.0100.0

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths


Long
Period End2020-12-312011-09-092011-06-172011-03-252010-12-31
Value11734376155138
Percentage of LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths100.0100.0100.0100.0100.0

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive


Long
Period End2020-12-312011-09-092011-06-172011-03-252010-12-31
Value2302433438442446
Percentage of LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive100.0100.0100.0100.0100.0

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour


Long
Period End2020-12-312011-09-092011-06-172011-03-252010-12-31
Value1494199202203151
Percentage of LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour100.0100.0100.0100.0100.0

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree


Long
Period End2020-12-312011-09-092011-06-172011-03-252010-12-31
Value682539544548549
Percentage of LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree100.0100.0100.0100.0100.0

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo


Long
Period End2020-12-312011-09-092011-06-172011-03-252010-12-31
Value807480641492491
Percentage of LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo100.0100.0100.0100.0100.0

us-gaap:LossContingencyAccrualAtCarryingValue us-gaap:LossContingenciesByNatureOfContingency

us-gaap:LossContingencyAccrualAtCarryingValue

mar:DataSecurityIncidentUKInformationCommissionersOffice


Loss
Period End2020-12-312020-09-302019-12-31
Value172365
Percentage of LossContingencyAccrualAtCarryingValue100.0100.0100.0

us-gaap:LossContingencyEstimateOfPossibleLoss us-gaap:LossContingenciesByNatureOfContingency, us-gaap:SubsequentEventType

us-gaap:LossContingencyEstimateOfPossibleLoss

mar:DataSecurityIncidentUKInformationCommissionersOffice, us-gaap:SubsequentEvent


Loss
Period End2020-10-30
Value18
Percentage of LossContingencyEstimateOfPossibleLoss100.0

us-gaap:NotesAndLoansReceivableNetNoncurrent

us-gaap:NotesAndLoansReceivableNetNoncurrent


Notes
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-282012-09-072012-06-152012-03-232011-12-302011-09-092011-06-172011-03-252010-12-312010-01-01
Value165162159154148144117109971241251221211471422282752672452402272182151541541542152152201411421371521701801711972232981102112712161264452
Percentage of NotesAndLoansReceivableNetNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:NotesAndLoansReceivableNetNoncurrent us-gaap:FairValueByMeasurementBasis

us-gaap:CarryingReportedAmountFairValueDisclosure


Notes
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302012-12-28
Value16516215915414814411710997124125122121147142228275267245240227218215154154154215215220141142137152180
Percentage of NotesAndLoansReceivableNetNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:EstimateOfFairValueFairValueDisclosure


Notes
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302012-12-28
Value14914614213612913811210794120116112108133130216260255231226214211209151153151214216221142145138152172
Percentage of NotesAndLoansReceivableNetNoncurrent90.390.189.388.387.295.895.798.296.996.892.891.889.390.591.594.794.595.594.394.294.396.897.298.199.498.199.5100.5100.5100.7102.1100.7100.095.6

us-gaap:OperatingLeaseWeightedAverageDiscountRatePercent

us-gaap:OperatingLeaseWeightedAverageDiscountRatePercent


Operating
Period End2020-12-312019-12-31
Value4.64.8
Percentage of OperatingLeaseWeightedAverageDiscountRatePercent100.0100.0

us-gaap:OperatingLossCarryforwards

us-gaap:OperatingLossCarryforwards


Operating
Period End2020-12-312010-12-31
Value39381100
Percentage of OperatingLossCarryforwards100.0100.0

us-gaap:OtherLongTermDebtNoncurrent us-gaap:FairValueByMeasurementBasis

us-gaap:OtherLongTermDebtNoncurrent

us-gaap:CarryingReportedAmountFairValueDisclosure


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302012-12-28
Value126126126170167168174177167180184204207209217226224275280100949799101103105108117119121123125126130
Percentage of OtherLongTermDebtNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:EstimateOfFairValueFairValueDisclosure


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302012-12-28
Value129128128172162156179185175183182204205211221230227282284111109105108113114119122122122124124131132139
Percentage of OtherLongTermDebtNoncurrent102.4101.6101.6101.297.092.9102.9104.5104.8101.798.9100.099.0101.0101.8101.8101.3102.5101.4111.0116.0108.2109.1111.9110.7113.3113.0104.3102.5102.5100.8104.8104.8106.9

us-gaap:PostemploymentBenefitsLiabilityCurrent

us-gaap:PostemploymentBenefitsLiabilityCurrent


Postemployment
Period End2021-03-31
Value127
Percentage of PostemploymentBenefitsLiabilityCurrent100.0

us-gaap:PrepaidExpenseAndOtherAssets

us-gaap:PrepaidExpenseAndOtherAssets


Prepaid
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-31
Value202187172164201213252230257259249242264232224225243231230
Percentage of PrepaidExpenseAndOtherAssets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:PurchaseObligation

us-gaap:PurchaseObligation


Purchase
Period End2020-12-31
Value437
Percentage of PurchaseObligation100.0

us-gaap:PurchaseObligationDueInNextTwelveMonths

us-gaap:PurchaseObligationDueInNextTwelveMonths


Purchase
Period End2020-12-31
Value186
Percentage of PurchaseObligationDueInNextTwelveMonths100.0

us-gaap:PurchaseObligationDueInSecondYear

us-gaap:PurchaseObligationDueInSecondYear


Purchase
Period End2020-12-31
Value137
Percentage of PurchaseObligationDueInSecondYear100.0

us-gaap:PurchaseObligationDueInThirdYear

us-gaap:PurchaseObligationDueInThirdYear


Purchase
Period End2020-12-31
Value48
Percentage of PurchaseObligationDueInThirdYear100.0

us-gaap:RestrictedCash

us-gaap:RestrictedCash


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
Value151417131722282436424440374246
Percentage of RestrictedCash100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:RestructuringAndRelatedCostExpectedCost1 us-gaap:Range, us-gaap:RestructuringPlan

us-gaap:RestructuringAndRelatedCostExpectedCost1

srt:Maximum, mar:GlobalAbovePropertyPositions


Restructuring
Period End2020-09-30
Value125
Percentage of RestructuringAndRelatedCostExpectedCost1100.0

srt:Minimum, mar:GlobalAbovePropertyPositions


Restructuring
Period End2020-09-30
Value115
Percentage of RestructuringAndRelatedCostExpectedCost192.0

us-gaap:RestructuringReserve us-gaap:RestructuringCostAndReserve

us-gaap:RestructuringReserve

us-gaap:OneTimeTerminationBenefits


Restructuring
Period End2021-06-302021-03-312020-12-312020-09-30
Value6090143217
Percentage of RestructuringReserve100.0100.0100.0100.0

us-gaap:SelfInsuranceReserveCurrent

us-gaap:SelfInsuranceReserveCurrent


Self
Period End2020-12-312019-12-312018-12-31
Value121166126
Percentage of SelfInsuranceReserveCurrent100.0100.0100.0

us-gaap:SelfInsuranceReserveNoncurrent

us-gaap:SelfInsuranceReserveNoncurrent


Self
Period End2020-12-312019-12-312018-12-31
Value341323351
Percentage of SelfInsuranceReserveNoncurrent100.0100.0100.0

us-gaap:SeniorLongTermNotes us-gaap:FairValueByMeasurementBasis

us-gaap:SeniorLongTermNotes

us-gaap:CarryingReportedAmountFairValueDisclosure


Senior
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302012-12-28
Value8713871680318432745157406441680067956778592849264927448750875088508854335438565039592768276627801985227322722188218721862185218418351833
Percentage of SeniorLongTermNotes100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:EstimateOfFairValueFairValueDisclosure


Senior
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302012-12-28
Value9537940489418814767353166712702369946828579448144810440451265161515554535394582841172875282628582047239323702292231923102302229019542008
Percentage of SeniorLongTermNotes109.5107.9111.3104.5103.092.6104.2103.3102.9100.797.797.797.698.2100.8101.4101.3100.499.2103.2104.0103.9102.2102.8103.1105.3104.3104.8106.0105.7105.4104.9106.5109.5

us-gaap:SeniorNotes us-gaap:DebtInstrument

us-gaap:SeniorNotes

mar:SeriesAANotes


Senior
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312017-12-31
Value2972972972972972972972972972972970.0
Percentage of SeniorNotes100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0

mar:SeriesBBNotes


Senior
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value3003002992992992992992980.0
Percentage of SeniorNotes101.0101.0100.7100.7100.7100.7100.7100.30.0

mar:SeriesCCNotes


Senior
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value5775795865905935915645695645500.0
Percentage of SeniorNotes194.3194.9197.3198.7199.7199.0189.9191.6189.9185.20.0

mar:SeriesDDNotes


Senior
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312018-12-31
Value2272282282292295615430.0
Percentage of SeniorNotes76.476.876.877.177.1188.9182.80.0

mar:SeriesEENotes


Senior
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302019-12-31
Value158515841583158215810.0
Percentage of SeniorNotes533.7533.3533.0532.7532.30.0

mar:SeriesFFNotes


Senior
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302019-12-31
Value9869869869859850.0
Percentage of SeniorNotes332.0332.0332.0331.6331.60.0

mar:SeriesGGNotes


Senior
Period End2021-06-302021-03-312020-12-312020-09-30
Value985985985984
Percentage of SeniorNotes331.6331.6331.6331.3

mar:SeriesLSeniorNotes


Senior
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-282011-12-30
Value1731731731731733493493493493493493493483483483483483483483483483483483493493493493493493493493493493493490.0
Percentage of SeniorNotes58.258.258.258.258.2117.5117.5117.5117.5117.5117.50.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

mar:SeriesNSeniorNotes


Senior
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312013-12-31
Value4004003993993993993983983983983973973973973973963963963963963953953953983983973970.0
Percentage of SeniorNotes134.7134.7134.3134.3134.3134.3134.0134.0134.0134.0133.70.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

mar:SeriesOSeniorNotes


Senior
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302014-12-31
Value4504504494494494494494484484484484484474474474474464464464464464490.0
Percentage of SeniorNotes151.5151.5151.2151.2151.2151.2151.2150.8150.80.00.00.00.00.00.00.00.00.00.00.00.00.00.0

mar:SeriesPSeniorNotes


Senior
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302014-12-31
Value3473473463463463463463463453453453453453453453443443443443443443433433460.0
Percentage of SeniorNotes116.8116.8116.5116.5116.5116.5116.5116.5116.2116.2116.20.00.00.00.00.00.00.00.00.00.00.00.00.00.0

mar:SeriesQNotes


Senior
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302015-12-31
Value3993983983983987477477467467457457457447447447437437437427427410.0
Percentage of SeniorNotes134.3134.0134.0134.0134.0251.5251.5251.2251.2250.8250.80.00.00.00.00.00.00.00.00.00.00.0

mar:SeriesRNotes


Senior
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302015-12-31
Value7457457457457457447447447447447437437437437437437427427427427420.0
Percentage of SeniorNotes250.8250.8250.8250.8250.8250.5250.5250.5250.5250.5250.20.00.00.00.00.00.00.00.00.00.00.0

mar:SeriesUNotes


Senior
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312015-12-31
Value2912912912912912912912912912912912912912912912912912912910.0
Percentage of SeniorNotes98.098.098.098.098.098.098.098.098.098.098.00.00.00.00.00.00.00.00.00.0

mar:SeriesVNotes


Senior
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312015-12-31
Value3283293303303313323323333343343353353363373373383393393400.0
Percentage of SeniorNotes110.4110.8111.1111.1111.4111.8111.8112.1112.5112.5112.80.00.00.00.00.00.00.00.00.0

mar:SeriesWNotes


Senior
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312015-12-31
Value2902902902912912912912912912922922922922922922932932932930.0
Percentage of SeniorNotes97.697.697.698.098.098.098.098.098.098.398.30.00.00.00.00.00.00.00.00.0

mar:SeriesXNotes


Senior
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-31
Value4454454454444444444444444444434434434430.0
Percentage of SeniorNotes149.8149.8149.8149.5149.5149.5149.5149.5149.5149.2149.20.00.00.0

mar:SeriesYNotes


Senior
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312017-12-31
Value5505495495495485485485470.0
Percentage of SeniorNotes185.2184.8184.8184.8184.5184.5184.5184.20.0

mar:SeriesZNotes


Senior
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312017-12-31
Value3483483483483483483473473473473470.0
Percentage of SeniorNotes117.2117.2117.2117.2117.2117.2116.8116.8116.8116.8116.80.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber us-gaap:AwardType

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber

us-gaap:RestrictedStockUnitsRSU


Share
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-282011-12-30
Value5800000.04100000.04800000.05600000.07400000.04900000.06000000.06800000.07400000.07300000.0
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue us-gaap:AwardType

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue

us-gaap:RestrictedStockUnitsRSU


Share
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-282011-12-30
Value107.0106.090.071.061.053.042.035.031.033.0
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestAccrued

us-gaap:UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestAccrued


Unrecognized
Period End2021-06-302020-12-31
Value4985
Percentage of UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestAccrued100.0100.0

us-gaap:UnrecognizedTaxBenefitsThatWouldImpactEffectiveTaxRate

us-gaap:UnrecognizedTaxBenefitsThatWouldImpactEffectiveTaxRate


Unrecognized
Period End2021-06-302020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-282011-12-302010-12-312010-01-012009-01-02
Value286410498497385288157.01213242613687
Percentage of UnrecognizedTaxBenefitsThatWouldImpactEffectiveTaxRate100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Line plots across dimensions of each concept


Cost Ratio
us-gaap:ProductOrService
(None,)
Cost  Ratious-gaap: Product Or Service
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:CostOfRevenue
us-gaap:ProductOrService
(None,)
Cost Of Revenueus-gaap: Product Or Service
us-gaap:OperatingIncomeLoss
us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments
('us-gaap:OperatingSegments', None)
Operating Income Lossus-gaap: Consolidation Items, us-gaap: Statement Business Segments
us-gaap:Revenues
us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments
('us-gaap:OperatingSegments', None)
Revenuesus-gaap: Consolidation Items, us-gaap: Statement Business Segments
us-gaap:Revenues
us-gaap:ConsolidationItems, us-gaap:ProductOrService
('us-gaap:OperatingSegments', None)
Revenuesus-gaap: Consolidation Items, us-gaap: Product Or Service
us-gaap:Revenues
us-gaap:ProductOrService
(None,)
Revenuesus-gaap: Product Or Service
us-gaap:StockholdersEquity
us-gaap:StatementEquityComponents
(None,)
Stockholders Equityus-gaap: Statement Equity Components
us-gaap:PropertyPlantAndEquipmentGross
us-gaap:PropertyPlantAndEquipmentByType
(None,)
Property Plant And Equipment Grossus-gaap: Property Plant And Equipment By Type
us-gaap:Goodwill
us-gaap:StatementBusinessSegments
(None,)
Goodwillus-gaap: Statement Business Segments
us-gaap:IntangibleAssetsNetExcludingGoodwill
us-gaap:FairValueByAssetClass
(None,)
Intangible Assets Net Excluding Goodwillus-gaap: Fair Value By Asset Class
us-gaap:OtherLiabilitiesNoncurrent
us-gaap:FairValueByMeasurementBasis
(None,)
Other Liabilities Noncurrentus-gaap: Fair Value By Measurement Basis
us-gaap:StockholdersEquity
us-gaap:StatementEquityComponents
(None,)
Stockholders Equityus-gaap: Statement Equity Components
us-gaap:DebtInstrumentInterestRateStatedPercentage
us-gaap:DebtInstrument, us-gaap:LongtermDebtType
(None, 'us-gaap:SeniorNotes')
Debt Instrument Interest Rate Stated Percentageus-gaap: Debt Instrument, us-gaap: Longterm Debt Type