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ASU 2014-09 Transition [Abstract]

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Name	Asu201409TransitionAbstract
Namespace	http://fasb.org/us-gaap/2021-01-31
Prefix	us-gaap
Data type	xbrli:stringItemType
Period type	duration
Substitution Group	xbrli:item
Balance	None
Nillable	True
Abstract	True

Text	Lang	Role	Container role
ASU 2014-09 Transition [Abstract]	en-US	http://www.xbrl.org/2003/role/label	http://www.xbrl.org/2003/role/link

Name	Value	Role
elementCreationTaxonomyVersion	2018	http://fasb.org/us-gaap/role/tin/taxonomyImplementationNote

Name	Relation Type	Role
Advertising Barter Transactions `us-gaap:AdvertisingBarterTransactions`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Advertising Barter Transactions, Advertising Barter Costs `us-gaap:AdvertisingBarterTransactionsAdvertisingBarterCosts`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Advertising Barter Transactions, Indeterminable Fair Value Disclosure `us-gaap:AdvertisingBarterTransactionsIndeterminableFairValueDisclosure`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Advertising Barter Transactions, Advertising Barter Revenue `us-gaap:AdvertisingBarterTransactionsAdvertisingBarterRevenue`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Precontract Costs, Policy [Policy Text Block] `us-gaap:PrecontractCostsPolicyTextBlock`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Governmental Contracts Subject to Renegotiation [Abstract] `us-gaap:GovernmentalContractsSubjectToRenegotiationAbstract`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Governmental Contracts Subject to Renegotiation `us-gaap:GovernmentalContractsSubjectToRenegotiation`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Refunds Due under Government Contracts `us-gaap:RefundsDueUnderGovernmentContracts`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Refunds Due under Government Contracts Not Reasonably Estimable `us-gaap:RefundsDueUnderGovernmentContractsNotReasonablyEstimable`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Basis of Provision for Refunds under Government Contracts `us-gaap:BasisOfProvisionForRefundsUnderGovernmentContracts`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Government Contractors, Subcontract and Special Equipment Cost, Nature of Transaction `us-gaap:GovernmentContractorsSubcontractAndSpecialEquipmentCostNatureOfTransaction`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Revenue Recognition, Allowances [Policy Text Block] `us-gaap:RevenueRecognitionAllowances`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Revenue Recognition, Cargo and Freight, Policy [Policy Text Block] `us-gaap:RevenueRecognitionCargoAndFreightPolicyPolicyTextBlock`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Revenue Recognition, Completed-Contract Method [Policy Text Block] `us-gaap:RevenueRecognitionCompletedContractMethod`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Revenue Recognition, Discounts [Policy Text Block] `us-gaap:RevenueRecognitionDiscounts`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Revenue Recognition, Incentives [Policy Text Block] `us-gaap:RevenueRecognitionIncentives`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Revenue Recognition, Long-term Contracts [Policy Text Block] `us-gaap:RevenueRecognitionLongTermContracts`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Revenue Recognition, Long-term Contracts, Incentive and Award Fees [Policy Text Block] `us-gaap:RevenueRecognitionLongTermContractsIncentiveAndAwardFees`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Revenue Recognition, Loyalty Programs [Policy Text Block] `us-gaap:RevenueRecognitionLoyaltyPrograms`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Revenue Recognition, Multiple-deliverable Arrangements, Description [Policy Text Block] `us-gaap:RevenueRecognitionMultipleElementArrangements`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Revenue Recognition, Percentage-of-Completion Method [Policy Text Block] `us-gaap:RevenueRecognitionPercentageOfCompletionMethod`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Revenue Recognition, Rebates [Policy Text Block] `us-gaap:RevenueRecognitionRebates`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Revenue Recognition, Regional Carriers and Passengers, Policy [Policy Text Block] `us-gaap:RevenueRecognitionRegionalCarriersAndPassengersPolicyPolicyTextBlock`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Revenue Recognition, Retail Land Sales [Policy Text Block] `us-gaap:RevenueRecognitionRetailLandSales`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Revenue Recognition, Retrospective Rate-Setting Systems, Policy [Policy Text Block] `us-gaap:RevenueRecognitionRetrospectiveRateSettingSystemsPolicyPolicyTextBlock`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Revenue Recognition, Revenue Reductions [Policy Text Block] `us-gaap:RevenueRecognitionRevenueReductions`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Revenue Recognition, Sales of Goods [Policy Text Block] `us-gaap:RevenueRecognitionSalesOfGoods`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Revenue Recognition, Sales of Services [Policy Text Block] `us-gaap:RevenueRecognitionSalesOfServices`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Revenue Recognition, Sales Returns [Policy Text Block] `us-gaap:RevenueRecognitionSalesReturns`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Revenue Recognition, Services, Commissions [Policy Text Block] `us-gaap:RevenueRecognitionServicesCommissions`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Revenue Recognition, Services, Franchise Fees [Policy Text Block] `us-gaap:RevenueRecognitionServicesFranchiseFees`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Revenue Recognition, Services, Licensing Fees [Policy Text Block] `us-gaap:RevenueRecognitionServicesLicensingFees`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Revenue Recognition, Services, Refundable Fees for Services [Policy Text Block] `us-gaap:RevenueRecognitionServicesRefundableFeesForServices`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Revenue Recognition, Services, Royalty Fees [Policy Text Block] `us-gaap:RevenueRecognitionServicesRoyaltyFees`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Revenue Recognition, Multiple-deliverable Arrangements [Line Items] `us-gaap:RevenueRecognitionMultipleDeliverableArrangementsLineItems`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Revenue Recognition, Multiple-deliverable Arrangements, Determination of Selling Price [Abstract] `us-gaap:RevenueRecognitionMultipleDeliverableArrangementsDeterminationOfSellingPriceAbstract`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Revenue Recognition, Multiple-deliverable Arrangements, Determination of Selling Price, Method `us-gaap:RevenueRecognitionMultipleDeliverableArrangementsDeterminationOfSellingPriceMethod`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Revenue Recognition, Multiple-deliverable Arrangements, Determination of Selling Price, Amount `us-gaap:RevenueRecognitionMultipleDeliverableArrangementsDeterminationOfSellingPriceAmount`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Revenue Recognition, Multiple-deliverable Arrangement, Significant Deliverable, Separate Unit of Accounting, Qualification [Fixed List] `us-gaap:RevenueRecognitionMultipleDeliverableArrangementsSignificantDeliverablesSeparateUnitsOfAccountingQualificationFlag`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Revenue Recognition, Multiple-deliverable Arrangements, Allocation to Specific Unit of Accounting, Effect of Changes [Abstract] `us-gaap:RevenueRecognitionMultipleDeliverableArrangementsAllocationToSpecificUnitOfAccountingEffectOfChangesAbstract`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Revenue Recognition, Multiple-deliverable Arrangements, Allocation to Specific Unit of Accounting, Effect of Changes, Selling Price `us-gaap:RevenueRecognitionMultipleDeliverableArrangementsAllocationToSpecificUnitOfAccountingEffectOfChangesSellingPrice`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Revenue Recognition, Multiple-deliverable Arrangements, Allocation to Specific Unit of Accounting, Effect of Changes, Methodology `us-gaap:RevenueRecognitionMultipleDeliverableArrangementsAllocationToSpecificUnitOfAccountingEffectOfChangesMethodology`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Revenue Recognition, Multiple-deliverable Arrangements, Allocation to Specific Unit of Accounting, Effect of Changes, Assumptions `us-gaap:RevenueRecognitionMultipleDeliverableArrangementsAllocationToSpecificUnitOfAccountingEffectOfChangesAssumptions`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Revenue Recognition, New Accounting Pronouncement, Timing `us-gaap:RevenueRecognitionNewAccountingPronouncementTiming`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Revenue Recognition, New Accounting Pronouncement, Material Effect, Description `us-gaap:RevenueRecognitionNewAccountingPronouncementMaterialEffectDescription`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Health Care Organization, Revenue, Description `us-gaap:HealthCareOrganizationRevenueDescription`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Health Care Organization, Allowance for Doubtful Accounts, Percentage of Accounts Receivable `us-gaap:HealthCareOrganizationAllowanceForDoubtfulAccountsPercentageOfAccountsReceivable`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Health Care Organization, Qualitative Factors `us-gaap:HealthCareOrganizationQualitativeFactors`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Health Care Organization, Disclosures for Certain Health Care Entities [Abstract] `us-gaap:HealthCareOrganizationDisclosuresforCertainHealthCareEntitiesAbstract`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Schedule of Revenue Sources, Health Care Organization [Table] `us-gaap:ScheduleOfRevenueSourcesHealthCareOrganizationTable`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Health Care Organization, Revenue Sources [Axis] `us-gaap:HealthCareOrganizationRevenueSourcesAxis`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Health Care Organization, Revenue Sources [Domain] `us-gaap:HealthCareOrganizationRevenueSourcesDomain`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Health Care Organization, Receivable and Revenue Disclosures [Line Items] `us-gaap:HealthCareOrganizationReceivableAndRevenueDisclosuresLineItems`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Third-Party Payor [Member] `us-gaap:ThirdPartyPayorMember`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Self-Pay [Member] `us-gaap:SelfPayMember`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Schedule of Revenue Sources, Health Care Organization [Table Text Block] `us-gaap:ScheduleOfRevenueSourcesHealthCareOrganizationTableTextBlock`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Revenue Recognition, Milestone Method [Table Text Block] `us-gaap:RevenueRecognitionMilestoneMethodTableTextBlock`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Revenue Recognition, Milestone Method [Table] `us-gaap:RevenueRecognitionMilestoneMethodTable`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Revenue Recognition, Milestone Method [Line Items] `us-gaap:RevenueRecognitionMilestoneMethodLineItems`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Revenue Recognition, Milestone Method, Description `us-gaap:RevenueRecognitionMilestoneMethodDescription`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Revenue Recognition, Milestone Method, Milestone `us-gaap:RevenueRecognitionMilestoneMethodMilestone`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Revenue Recognition, Milestone Method, Factors `us-gaap:RevenueRecognitionMilestoneMethodFactors`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Revenue Recognition, Milestone Method, Revenue Recognized `us-gaap:RevenueRecognitionMilestoneMethodRevenueRecognized`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Revenue Recognition, Advertising Barter Transactions [Policy Text Block] `us-gaap:RevenueRecognitionAdvertisingBarterTransactions`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Revenue Recognition, Sales Returns, Changes in Estimated Returns `us-gaap:RevenueRecognitionSalesReturnsChangesInEstimatedReturns`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Revenue Recognition, Sales Returns, Reserve for Sales Returns `us-gaap:RevenueRecognitionSalesReturnsReserveForSalesReturns`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Movement in Deferred Revenue [Roll Forward] `us-gaap:MovementInDeferredRevenueRollForward`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Deferred Revenue, Additions `us-gaap:DeferredRevenueAdditions`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Deferred Revenue, Revenue Recognized `us-gaap:DeferredRevenueRevenueRecognized1`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Deferred Revenue, Refund Payments `us-gaap:DeferredRevenueRefundPayments1`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Deferred Revenue, Period Increase (Decrease) `us-gaap:DeferredRevenuePeriodIncreaseDecrease`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Deferred Revenue, by Arrangement, Disclosure [Table Text Block] `us-gaap:DeferredRevenueByArrangementDisclosureTextBlock`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Deferred Revenue Arrangement, by Type [Table] `us-gaap:DeferredRevenueArrangementByTypeTable`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Deferred Revenue Arrangement [Line Items] `us-gaap:DeferredRevenueArrangementLineItems`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Movement in Customer Refundable Fees [Roll Forward] `us-gaap:MovementInCustomerRefundableFeesRollForward`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Customer Refundable Fees `us-gaap:CustomerRefundableFees`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Customer Refundable Fees, Proceeds `us-gaap:CustomerRefundableFeesProceeds`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Customer Refundable Fees, Revenue Recognized `us-gaap:CustomerRefundableFeesRevenueRecognized1`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Customer Refundable Fees, Refund Payments `us-gaap:CustomerRefundableFeesRefundPayments1`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Customer Refundable Fees, Period Increase (Decrease) `us-gaap:CustomerRefundableFeesPeriodIncreaseDecrease`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Recognition of Deferred Revenue `us-gaap:RecognitionOfDeferredRevenue`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Deferred Revenue Arrangement Type [Axis] `us-gaap:DeferredRevenueArrangementTypeAxis`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Deferred Revenue [Domain] `us-gaap:DeferredRevenueArrangementTypeDomain`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Layaway Sale [Member] `us-gaap:LayawaySaleMember`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Initial Hookup Deferred Revenue [Member] `us-gaap:InitialHookupDeferredRevenueMember`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Leasing Arrangement [Member] `us-gaap:LeasingArrangementMember`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Royalty Arrangement [Member] `us-gaap:RoyaltyArrangementMember`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Subscription Arrangement [Member] `us-gaap:SubscriptionArrangementMember`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Transportation Advance Ticket Arrangement [Member] `us-gaap:TransportationAdvanceTicketArrangementMember`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Annual Membership Fees [Member] `us-gaap:AnnualMembershipFeesMember`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Up-front Payment Arrangement [Member] `us-gaap:UpFrontPaymentArrangementMember`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Nonsoftware Service, Support and Maintenance Arrangement [Member] `us-gaap:NonsoftwareServiceSupportAndMaintenanceArrangementMember`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Nonsoftware License Arrangement [Member] `us-gaap:NonsoftwareLicenseArrangementMember`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Software License Arrangement [Member] `us-gaap:SoftwareLicenseArrangementMember`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Software Service, Support and Maintenance Arrangement [Member] `us-gaap:SoftwareServiceSupportAndMaintenanceArrangementMember`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Loan Lending Commitment Arrangement Fees [Member] `us-gaap:LoanLendingCommitmentArrangementFeesMember`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Health Care Organization, Revenue Net of Patient Service Revenue Provisions [Abstract] `us-gaap:HealthCareOrganizationRevenueNetOfPatientServiceRevenueProvisionsAbstract`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Health Care Organization, Patient Service Revenue Less Provision for Bad Debts [Abstract] `us-gaap:HealthCareOrganizationPatientServiceRevenueLessProvisionForBadDebtsAbstract`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Health Care Organization, Patient Service Revenue Provision for Bad Debts `us-gaap:HealthCareOrganizationPatientServiceRevenueProvisionforBadDebts`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Health Care Organization, Patient Service Revenue Less Provision for Bad Debts `us-gaap:HealthCareOrganizationPatientServiceRevenueLessProvisionForBadDebts`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Health Care Organization, Revenue Net of Patient Service Revenue Provisions `us-gaap:HealthCareOrganizationRevenueNetOfPatientServiceRevenueProvisions`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Continuing Care Retirement Communities, Advance Fees, Refunds `us-gaap:ContinuingCareRetirementCommunitiesAdvanceFeesRefunds`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Health Care Organization Revenue and Expense [Abstract] `us-gaap:HealthCareOrganizationRevenueAndExpenseAbstract`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Nonmonetary Transaction, Amount of Barter Transaction `us-gaap:NonmonetaryTransactionAmountOfBarterTransaction`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Nonmonetary Transaction, Fair Value Not Determinable `us-gaap:NonmonetaryTransactionFairValueNotDeterminable`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Deferred Advertising Costs `us-gaap:DeferredAdvertisingCosts`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Advertising Barter Transactions [Member] `us-gaap:AdvertisingBarterTransactionsMember`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Cooperative Advertising Policy [Policy Text Block] `us-gaap:CooperativeAdvertisingPolicy`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Advertising Barter Transactions, Policy [Policy Text Block] `us-gaap:AdvertisingBarterTransactionsPolicy`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Accounts Receivable, Unapproved Contract Claims, Amount [Abstract] `us-gaap:AccountsReceivableUnapprovedContractClaimsAmountAbstract`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Accounts Receivable, Unapproved Contract Claims, Amount Expected to be Collected after One Year `us-gaap:AccountsReceivableUnapprovedContractClaimsAmountExpectedToBeCollectedAfterOneYear`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Accounts Receivable, Unapproved Contract Claims, Amount Expected to be Collected within One Year `us-gaap:AccountsReceivableUnapprovedContractClaimsAmountExpectedToBeCollectedWithinOneYear`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Accounts Receivable, Unapproved Contract Claims `us-gaap:AccountsReceivableUnapprovedContractClaims`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Unbilled Change Orders [Abstract] `us-gaap:UnbilledChangeOrdersAbstract`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Unbilled Change Orders, Amount Expected to be Collected within One Year `us-gaap:UnbilledChangeOrdersAmountExpectedToBeCollectedWithinOneYear`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Unbilled Change Orders, Amount Expected to be Collected after One Year `us-gaap:UnbilledChangeOrdersAmountExpectedToBeCollectedAfterOneYear`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Unbilled Change Orders `us-gaap:UnbilledChangeOrders`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Unbilled Receivables, Not Billable, Rolling Maturity [Abstract] `us-gaap:UnbilledReceivablesNotBillableRollingMaturityAbstract`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Unbilled Receivables, Not Billable, Amount Expected to be Collected in Next Rolling Twelve Months `us-gaap:UnbilledReceivablesNotBillableAmountExpectedToBeCollectedInNextRollingTwelveMonths`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Unbilled Receivables, Not Billable, Amount Expected to be Collected after Next Rolling Twelve Months `us-gaap:UnbilledReceivablesNotBillableAmountExpectedToBeCollectedAfterNextRollingTwelveMonths`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Contract Claims Description `us-gaap:ContractClaimsDescription`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Commitments to Complete Contracts in Process `us-gaap:CommitmentsToCompleteContractsInProcess`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Cost of Sales, Vendor Allowances, Policy [Policy Text Block] `us-gaap:CostOfSalesVendorAllowancesPolicy`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Customer Advances and Progress Payments for Long-term Contracts or Programs `us-gaap:CustomerAdvancesAndProgressPaymentsForLongTermContractsOrPrograms`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Costs in Excess of Billings on Uncompleted Contracts or Programs [Abstract] `us-gaap:CostsInExcessOfBillingsOnUncompletedContractsOrProgramsAbstract`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Costs in Excess of Billings, Current `us-gaap:CostsInExcessOfBillingsOnUncompletedContractsOrProgramsExpectedToBeCollectedWithinOneYear`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Costs in Excess of Billings, Noncurrent `us-gaap:CostsInExcessOfBillingsOnUncompletedContractsOrProgramsExpectedToBeCollectedAfterOneYear`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Costs in Excess of Billings `us-gaap:CostsInExcessOfBillingsOnUncompletedContractsOrPrograms`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Deferred Revenue Disclosure [Abstract] `us-gaap:DeferredRevenueDisclosureAbstract`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Deferred Revenue Disclosure [Text Block] `us-gaap:DeferredRevenueDisclosureTextBlock`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Deferred Revenue, Description `us-gaap:DeferredRevenueDescription`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Revenue Recognition [Abstract] `us-gaap:RevenueRecognitionAbstract`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Revenue Recognition, Multiple-deliverable Arrangements [Table Text Block] `us-gaap:RevenueRecognitionMultipleDeliverableArrangementsTableTextBlock`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Revenue Recognition, Multiple-deliverable Arrangements [Table] `us-gaap:RevenueRecognitionMultipleDeliverableArrangementsTable`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Time Sharing Transactions, Seller's Policies with Respect to Meeting Criteria for Buyer's Commitment `us-gaap:TimeSharingTransactionsSellersPoliciesWithRespectToMeetingCriteriaForBuyersCommitment`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Time Sharing Transactions, Seller's Policies with Respect to Meeting Criteria for Collectibility of Sales Price `us-gaap:TimeSharingTransactionsSellersPoliciesWithRespectToMeetingCriteriaForCollectibilityOfSalesPrice`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Shipping and Handling Cost, Policy [Policy Text Block] `us-gaap:ShippingAndHandlingCostPolicyTextBlock`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Revenue Recognition Accounting Policy, Gross and Net Revenue Disclosure [Policy Text Block] `us-gaap:RevenueRecognitionAccountingPolicyGrossAndNetRevenueDisclosure`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Revenue Recognition, Excise and Sales Taxes `us-gaap:RevenueRecognitionExciseAndSalesTaxes`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Initial Franchise Fees `us-gaap:InitialFranchiseFees`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Estimate of Cancellations `us-gaap:EstimateOfCancellations`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Advances Received on Government Contracts, Not Netted Against Accounts Receivable `us-gaap:AdvancesReceivedOnGovernmentContractsNotNettedAgainstAccountsReceivable`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Billings in Excess of Cost, Current `us-gaap:BillingsInExcessOfCostCurrent`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Billings in Excess of Cost, Noncurrent `us-gaap:BillingsInExcessOfCostNoncurrent`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Billings in Excess of Cost `us-gaap:BillingsInExcessOfCost`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Billings in Excess of Cost [Abstract] `us-gaap:BillingsInExcessOfCostAbstract`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Retention Payable, Fiscal Year Maturity [Abstract] `us-gaap:RetentionPayableAbstract`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Retention Payable, Due in Next Twelve Months `us-gaap:RetentionPayableDueOneYearOrLess`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Retention Payable, Due after One Year [Abstract] `us-gaap:RetentionPayableDueAfterOneYearAbstract`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Retention Payable, Due in Year Two `us-gaap:RetentionPayableDueOneToTwoYears`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Retention Payable Due in Year Three `us-gaap:RetentionPayableDueTwoToThreeYears`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Retention Payable, Due in Year Four `us-gaap:RetentionPayableDueThreeToFourYears`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Retention Payable, Due in Year Five `us-gaap:RetentionPayableDueFourToFiveYears`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Retention Payable, Due after Year Five `us-gaap:RetentionPayableDueFiveYearsOrMore`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Retention Payable, Due after One Year `us-gaap:RetentionPayableDueAfterOneYear`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Retention Payable `us-gaap:RetentionPayable`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Retention Payable, Due in Remainder of Fiscal Year `us-gaap:RetentionPayableDueInRemainderOfFiscalYear`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Retention Payable, Rolling Maturity [Abstract] `us-gaap:RetentionPayableRollingMaturityAbstract`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Retention Payable, Due in Next Rolling Twelve Months `us-gaap:RetentionPayableDueInNextRollingTwelveMonths`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Retention Payable, Due after Next Rolling Twelve Months [Abstract] `us-gaap:RetentionPayableDueAfterNextRollingTwelveMonthsAbstract`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Retention Payable, Due in Rolling Year Two `us-gaap:RetentionPayableDueInRollingYearTwo`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Retention Payable, Due in Rolling Year Three `us-gaap:RetentionPayableDueInRollingYearThree`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Retention Payable, Due in Rolling Year Four `us-gaap:RetentionPayableDueInRollingYearFour`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Retention Payable, Due in Rolling Year Five `us-gaap:RetentionPayableDueInRollingYearFive`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Retention Payable, Due after Rolling Year Five `us-gaap:RetentionPayableDueAfterRollingYearFive`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Retention Payable, Due after Next Rolling Twelve Months `us-gaap:RetentionPayableDueAfterNextRollingTwelveMonths`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Unbilled Receivables, Not Billable, Fiscal Year Maturity [Abstract] `us-gaap:UnbilledReceivablesNotBillableAtBalanceSheetDateAbstract`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Unbilled Receivables, Not Billable, Amount Expected to be Collected in Next Twelve Months `us-gaap:UnbilledReceivablesNotBillableAtBalanceSheetDateAmountExpectedToBeCollectedWithinOneYear`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Unbilled Receivables, Not Billable, Amount Expected to be Collected in Remainder of Fiscal Year `us-gaap:UnbilledReceivablesNotBillableAmountExpectedToBeCollectedInRemainderOfFiscalYear`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Unbilled Receivables, Not Billable at Balance Sheet Date, Description of Prerequisites for Billings `us-gaap:UnbilledReceivablesNotBillableAtBalanceSheetDateDescriptionOfPrerequisitesForBillings`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Decline in Initial Franchise Fees, Description `us-gaap:DeclineInInitialFranchiseFeesDescription`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Government Contractors, Policy [Policy Text Block] `us-gaap:GovernmentContractorsPolicyPolicyTextBlock`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Government Contractors, Contracts in Progress, Policy [Policy Text Block] `us-gaap:GovernmentContractorsContractsInProgressPolicyPolicyTextBlock`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Government Contractors, Revenue Recognition, Policy [Policy Text Block] `us-gaap:GovernmentContractorsRevenueRecognitionPolicyPolicyTextBlock`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Films Revenue Recognition, Policy [Policy Text Block] `us-gaap:FilmsRevenueRecognitionPolicyPolicyTextBlock`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Patronage Refunds `us-gaap:PatronageRefunds`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Revenue Recognition, Services, Management Fees [Policy Text Block] `us-gaap:RevenueRecognitionServicesManagementFees`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Premiums Earned, Net, Property and Casualty `us-gaap:PremiumsEarnedNetPropertyAndCasualty`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Premiums Earned, Net, Life `us-gaap:PremiumsEarnedNetLife`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Premiums Earned, Net, Accident and Health `us-gaap:PremiumsEarnedNetAccidentAndHealth`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Premiums Earned, Net, Financial Guarantee Insurance Contracts `us-gaap:PremiumsEarnedNetFinancialGuaranteeInsuranceContracts`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Premiums Earned, Net, Other Insurance `us-gaap:PremiumsEarnedNetOtherInsurance`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Premiums Earned, Net, by Business [Abstract] `us-gaap:PremiumsEarnedNetByBusinessAbstract`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Customer Advances for Construction `us-gaap:CustomerAdvancesForConstruction`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Time Sharing Transactions, Deferred Profit `us-gaap:TimeSharingTransactionsDeferredProfit`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Deferred Subscriber Acquisition Costs, Current `us-gaap:DeferredSubscriberAcquisitionCostsCurrent`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Deferred Subscriber Acquisition Costs, Noncurrent `us-gaap:DeferredSubscriberAcquisitionCostsNoncurrent`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Government Contract Receivable, Unbilled Amounts `us-gaap:GovernmentContractReceivableUnbilledAmounts`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Air Traffic Liability, Current `us-gaap:AirTrafficLiabilityCurrent`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Customer Advances and Deposits `us-gaap:CustomerAdvancesAndDeposits`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Customer Advances and Deposits, Current `us-gaap:CustomerAdvancesAndDepositsCurrent`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Customer Advances, Current `us-gaap:CustomerAdvancesCurrent`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Customer Deposits, Current `us-gaap:CustomerDepositsCurrent`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Customer Advances and Deposits, Current [Abstract] `us-gaap:CustomerAdvancesAndDepositsCurrentAbstract`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Customer Advances, Noncurrent `us-gaap:CustomerAdvancesNoncurrent`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Customer Deposits, Noncurrent `us-gaap:CustomerDepositsNoncurrent`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Customer Advances or Deposits, Noncurrent `us-gaap:CustomerAdvancesOrDepositsNoncurrent`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Customer Advances or Deposits, Noncurrent [Abstract] `us-gaap:CustomerAdvancesOrDepositsNoncurrentAbstract`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Customer Loyalty Program Liability, Current `us-gaap:CustomerLoyaltyProgramLiabilityCurrent`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Customer Loyalty Program Liability, Noncurrent `us-gaap:CustomerLoyaltyProgramLiabilityNoncurrent`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Deferred Air Traffic Revenue, Current `us-gaap:DeferredAirTrafficRevenue`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Other Deferred Credits, Noncurrent `us-gaap:OtherDeferredCreditsNoncurrent`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Deferred Revenue and Credits, Noncurrent `us-gaap:DeferredRevenueAndCreditsNoncurrent`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Deferred Revenue and Credits `us-gaap:DeferredRevenueAndCredits`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Deferred Leasing Commissions `us-gaap:DeferredLeasingCommissions`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Deferred Revenue and Credits [Abstract] `us-gaap:DeferredRevenueAndCreditsAbstract`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Deferred Revenue and Credits, Current `us-gaap:DeferredRevenueAndCreditsCurrent`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Other Deferred Credits, Current `us-gaap:OtherDeferredCreditsCurrent`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Deferred Set-up Costs, Current `us-gaap:DeferredSetUpCostsCurrent`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Deferred Set-up Costs, Noncurrent `us-gaap:DeferredSetUpCostsNoncurrent`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Frequent Flier Liability, Current `us-gaap:FrequentFlierLiabilityCurrent`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Deferred Air Traffic Revenue, Current [Abstract] `us-gaap:DeferredAirTrafficRevenueCurrentAbstract`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Frequent Flier Liability, Noncurrent `us-gaap:FrequentFlierLiabilityNoncurrent`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Increase (Decrease) in Air Traffic Liability `us-gaap:IncreaseDecreaseInAirTrafficLiability1`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Increase (Decrease) in Deferred Air Traffic Revenue `us-gaap:IncreaseDecreaseInDeferredAirTrafficRevenue`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Increase (Decrease) in Frequent Flyer Liability `us-gaap:IncreaseDecreaseInFrequentFlyerLiability`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Increase (Decrease) in Deferred Air Traffic Revenue [Abstract] `us-gaap:IncreaseDecreaseInDeferredAirTrafficRevenueAbstract`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Revenue Recognition, Deferred Revenue [Policy Text Block] `us-gaap:RevenueRecognitionDeferredRevenue`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Revenue Recognition, Customer Acquisitions [Policy Text Block] `us-gaap:RevenueRecognitionCustomerAcquisitions`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Revenue Recognition, Software [Policy Text Block] `us-gaap:RevenueRecognitionSoftware`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Revenue Recognition, Real Estate Transactions, Policy [Policy Text Block] `us-gaap:RevenueRecognitionRealEstateTransactionsPolicy`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Foreign Exchange and Other Derivative Financial Instruments [Member] `us-gaap:ForeignExchangeAndOtherDerivativeFinancialInstrumentsMember`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Name of Reporting Category [Domain] `us-gaap:NameOfReportingCategoryDomain`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Principal Transaction Revenue, Description of Reporting Category [Axis] `us-gaap:PrincipleTransactionRevenueDescriptionOfReportingCategoryAxis`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Deferred Sales Commission `us-gaap:DeferredSalesCommission`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Increase (Decrease) in Customer Loyalty Program Liability `us-gaap:IncreaseDecreaseInCustomerLoyaltyProgramLiability`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Increase (Decrease) in Billing in Excess of Cost of Earnings `us-gaap:IncreaseDecreaseInBillingInExcessOfCostOfEarnings`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Increase (Decrease) in Customer Advances `us-gaap:IncreaseDecreaseInCustomerAdvances`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Increase (Decrease) in Customer Deposits `us-gaap:IncreaseDecreaseInCustomerDeposits`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Increase (Decrease) in Customer Advances and Deposits `us-gaap:IncreaseDecreaseInCustomerAdvancesAndDeposits`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Increase (Decrease) in Contract Receivables, Net `us-gaap:IncreaseDecreaseInContractReceivablesNet`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Increase (Decrease) in Cost in Excess of Billing on Uncompleted Contract `us-gaap:IncreaseDecreaseInCostInExcessOfBillingOnUncompletedContract`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Increase (Decrease) in Unbilled Receivables `us-gaap:IncreaseDecreaseInUnbilledReceivables`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Increase (Decrease) in Deferred Revenue and Customer Advances and Deposits `us-gaap:IncreaseDecreaseInDeferredRevenueAndCustomerAdvancesAndDeposits`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Increase (Decrease) in Customer Advances and Deposits [Abstract] `us-gaap:IncreaseDecreaseInCustomerAdvancesAndDepositsAbstract`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Increase (Decrease) in Deferred Revenue and Customer Advances and Deposits [Abstract] `us-gaap:IncreaseDecreaseInDeferredRevenueAndCustomerAdvancesAndDepositsAbstract`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Facility Costs `us-gaap:FacilityCosts`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Health Care Organization, Bad Debts Policy [Policy Text Block] `us-gaap:HealthCareOrganizationBadDebtsPolicyPolicyTextBlock`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Health Care Organization, Revenue Recognized Policy [Policy Text Block] `us-gaap:HealthCareOrganizationRevenueRecognizedPolicyPolicyTextBlock`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Gift Card Liability, Current `us-gaap:AccruedLiabilitiesForUnredeeemedGiftCards`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Increase (Decrease) in Gift Card Liability `us-gaap:IncreaseDecreaseInGiftCardLiability`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Contract Receivable Retainage, Next Twelve Months `us-gaap:ContractReceivableRetainageDueOneYearOrLess`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Contract Receivable Retainage, Year Two `us-gaap:ContractReceivableRetainageDueOneToTwoYears`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Contract Receivable Retainage, Year Three `us-gaap:ContractReceivableRetainageDueTwoToThreeYears`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Contract Receivable Retainage, Year Four `us-gaap:ContractReceivableRetainageDueThreeToFourYears`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Contract Receivable Retainage, Year Five `us-gaap:ContractReceivableRetainageDueFourToFiveYears`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Contract Receivable Retainage, after Year Five `us-gaap:ContractReceivableRetainageDueFiveYearsOrMore`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Contract Receivable Retainage, after Next Twelve Months `us-gaap:ContractReceivableRetainageDueAfterOneYear`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Contract Receivable Retainage `us-gaap:ContractReceivableRetainage`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue
Contract Receivable Retainage, Remainder of Fiscal Year `us-gaap:ContractReceivableRetainageDueInRemainderOfFiscalYear`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue

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	Name	Relation Type	Role
	Revenue Recognition and Deferred Revenue [Abstract] `us-gaap:RevenueRecognitionAndDeferredRevenueAbstract`	parent-child	http://fasb.org/us-gaap/role/disclosure/DeferredRevenue