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Name	PolicyTextBlockAbstract
Namespace	http://fasb.org/us-gaap/2020-01-31
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
Policy Text Block [Abstract]	en-US	http://www.xbrl.org/2003/role/label	http://www.xbrl.org/2003/role/link

Name	Relation Type	Role
Accounts Receivable [Policy Text Block] `us-gaap:TradeAndOtherAccountsReceivablePolicy`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Additional Liability, Long-Duration Insurance [Policy Text Block] `us-gaap:AdditionalLiabilityLongDurationInsurancePolicyTextBlock`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Advertising Barter Transactions, Policy [Policy Text Block] `us-gaap:AdvertisingBarterTransactionsPolicy`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Advertising Cost [Policy Text Block] `us-gaap:AdvertisingCostsPolicyTextBlock`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Advertising Costs, Policy, Capitalized Direct Response Advertising [Policy Text Block] `us-gaap:AdvertisingCostsPolicyCapitalizedDirectResponseAdvertising`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Agricultural Cooperative Inventory, Policy [Policy Text Block] `us-gaap:CooperativeInventoryPolicyPolicyTextBlock`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Agriculture, Policy [Policy Text Block] `us-gaap:AgriculturePolicyPolicyTextBlock`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Allocations to Policyholders, Policies [Policy Text Block] `us-gaap:AllocationsToPolicyholdersPolicies`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Allowance for Funds Used During Construction, Policy [Policy Text Block] `us-gaap:AllowanceForFundsUsedDuringConstructionPolicy`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Anticipated Investment Income as Component of Premium Deficiency on Short Duration Contracts, Policy [Policy Text Block] `us-gaap:AnticipatedInvestmentIncomeAsComponentOfPremiumDeficiencyOnShortDurationContractsPolicy`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Asset Retirement Obligation [Policy Text Block] `us-gaap:AssetRetirementObligationsPolicy`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Asset Retirement Obligation and Environmental Cost [Policy Text Block] `us-gaap:AssetRetirementObligationsAndEnvironmentalCostPolicyTextBlock`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Assets or Liabilities that Relate to Transferor's Continuing Involvement in Securitized or Asset-backed Financing Assets, Policy [Policy Text Block] `us-gaap:InterestsContinuedToBeHeldByTransferorInFinancialAssetsThatItHasSecuritizedOrServicingAssetsOrLiabilitiesPolicy`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Basis of Accounting, Policy [Policy Text Block] `us-gaap:BasisOfAccountingPolicyPolicyTextBlock`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Business Combinations Policy [Policy Text Block] `us-gaap:BusinessCombinationsPolicy`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Business Combinations and Other Purchase of Business Transactions, Policy [Policy Text Block] `us-gaap:BusinessCombinationsAndOtherPurchaseOfBusinessTransactionsPolicyTextBlock`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Capitalization and Amortization of Fuel Costs, Policy [Policy Text Block] `us-gaap:CapitalizationAndAmortizationOfFuelCostsPolicy`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Capitalization of Internal Costs, Policy [Policy Text Block] `us-gaap:CapitalizationOfInternalCostsPolicy`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Cash and Cash Equivalents, Policy [Policy Text Block] `us-gaap:CashAndCashEquivalentsPolicyTextBlock`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Cash and Cash Equivalents, Restricted Cash and Cash Equivalents, Policy [Policy Text Block] `us-gaap:CashAndCashEquivalentsRestrictedCashAndCashEquivalentsPolicy`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Cash and Cash Equivalents, Unrestricted Cash and Cash Equivalents, Policy [Policy Text Block] `us-gaap:CashAndCashEquivalentsUnrestrictedCashAndCashEquivalentsPolicy`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Certain Loans and Debt Securities Acquired in Transfer, Recognizing Interest Income on Impaired Loans, Policy [Policy Text Block] `us-gaap:CertainLoansAndDebtSecuritiesAcquiredInTransferRecognizingInterestIncomeOnImpairedLoansPolicy`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Charity Care Disclosure, Policy [Policy Text Block] `us-gaap:CharityCareDisclosureTextBlock`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Closed Block Accounting Policy [Policy Text Block] `us-gaap:ClosedBlockAccountingPolicy`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Collaborative Arrangement, Accounting Policy [Policy Text Block] `us-gaap:CollaborativeArrangementAccountingPolicy`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Combination of Entities under Common Control, Policy [Policy Text Block] `us-gaap:PurchaseTransactionPolicy`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Commissions Expense, Policy [Policy Text Block] `us-gaap:CommissionsExpensePolicyPolicyTextBlock`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Commissions, Policy [Policy Text Block] `us-gaap:CommissionsPolicy`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Commitments and Contingencies, Policy [Policy Text Block] `us-gaap:CommitmentsAndContingenciesPolicyTextBlock`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Comparability of Prior Year Financial Data, Policy [Policy Text Block] `us-gaap:ComparabilityOfPriorYearFinancialData`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Compensated Absences Policy [Policy Text Block] `us-gaap:CompensatedAbsencesPolicy`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Compensation Related Costs, Policy [Policy Text Block] `us-gaap:CompensationRelatedCostsPolicyTextBlock`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Comprehensive Income, Policy [Policy Text Block] `us-gaap:ComprehensiveIncomePolicyPolicyTextBlock`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Concentration Risk, Credit Risk, Policy [Policy Text Block] `us-gaap:ConcentrationRiskCreditRisk`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Consolidation, Policy [Policy Text Block] `us-gaap:ConsolidationPolicyTextBlock`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Consolidation, Subsidiaries or Other Investments, Consolidated Entities, Policy [Policy Text Block] `us-gaap:ConsolidationSubsidiariesOrOtherInvestmentsConsolidatedEntitiesPolicy`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Consolidation, Subsidiary Stock Issuances, Policy [Policy Text Block] `us-gaap:ConsolidationSubsidiaryStockIssuancesPolicy`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Consolidation, Variable Interest Entity, Policy [Policy Text Block] `us-gaap:ConsolidationVariableInterestEntityPolicy`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Construction Contractor [Policy Text Block] `us-gaap:ConstructionContractorsPolicyPolicyTextBlock`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Construction Contractor, Operating Cycle [Policy Text Block] `us-gaap:ConstructionContractorsOperatingCyclePolicyPolicyTextBlock`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Contingent Liability Reserve Estimate, Policy [Policy Text Block] `us-gaap:ContingentLiabilityReserveEstimatePolicy`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Continuing Care Retirement Communities, Advance Fees, Policy [Policy Text Block] `us-gaap:ContinuingCareRetirementCommunitiesAdvanceFeesPolicyPolicyTextBlock`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Contractual Adjustments and Third Party Settlements, Policy [Policy Text Block] `us-gaap:ContractualAdjustmentsAndThirdPartySettlementsPolicyPolicyTextBlock`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Cooperative Advertising Policy [Policy Text Block] `us-gaap:CooperativeAdvertisingPolicy`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Cost Method Investments, Policy [Policy Text Block] `us-gaap:CostMethodInvestmentsPolicy`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Cost of Goods and Service [Policy Text Block] `us-gaap:CostOfSalesPolicyTextBlock`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Cost of Sales, Vendor Allowances, Policy [Policy Text Block] `us-gaap:CostOfSalesVendorAllowancesPolicy`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Costs Associated with Exit or Disposal Activities or Restructurings, Policy [Policy Text Block] `us-gaap:CostsAssociatedWithExitOrDisposalActivitiesOrRestructuringsPolicyTextBlock`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Costs Associated with Exit or Disposal Activity or Restructuring [Policy Text Block] `us-gaap:CostsAssociatedWithExitOrDisposalActivitiesOrRestructuringsPolicy`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Costs Associated with Exit or Disposal Activity or Restructuring, Ongoing Benefit Arrangement [Policy Text Block] `us-gaap:CostsAssociatedWithExitOrDisposalActivitiesOrRestructuringsPolicyOngoingBenefitArrangements`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Costs Incurred, Policy [Policy Text Block] `us-gaap:CostsIncurredPolicy`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Credit Card Origination Costs, Policy [Policy Text Block] `us-gaap:CreditCardOriginationCostsPolicyTextBlock`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Credit Loss, Financial Instrument [Policy Text Block] `us-gaap:CreditLossFinancialInstrumentPolicyTextBlock`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Debt Securities, Available-for-sale, Premium on Purchased Options [Policy Text Block] `us-gaap:AvailableForSaleSecuritiesPurchasedOptionsPricePolicy`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Debt Securities, Held-to-maturity, Premium on Purchased Options, Price [Policy Text Block] `us-gaap:HeldToMaturitySecuritiesPurchasedOptionsPricePolicy`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Debt, Policy [Policy Text Block] `us-gaap:DebtPolicyTextBlock`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Deferred Charges, Policy [Policy Text Block] `us-gaap:DeferredChargesPolicyTextBlock`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Deferred Policy Acquisition Costs, Policy [Policy Text Block] `us-gaap:CapitalizationOfDeferredPolicyAcquisitionCostsPolicy`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Defined Benefit Plan, Plan Assets, Accounting Policy Election, Measurement Date [Policy Text Block] `us-gaap:DefinedBenefitPlanAccountingPolicyElectionMeasurementDatePolicyTextBlock`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Deposit Contracts, Policy [Policy Text Block] `us-gaap:DepositContractsPolicy`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Depreciation, Depletion, and Amortization [Policy Text Block] `us-gaap:DepreciationDepletionAndAmortizationPolicyTextBlock`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Derivatives, Embedded Derivatives [Policy Text Block] `us-gaap:DerivativesEmbeddedDerivatives`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Derivatives, Methods of Accounting, Derivatives Not Designated or Qualifying as Hedges [Policy Text Block] `us-gaap:DerivativesMethodsOfAccountingNonhedgingDerivatives`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Derivatives, Methods of Accounting, Hedge Documentation [Policy Text Block] `us-gaap:DerivativesMethodsOfAccountingHedgeDocumentation`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Derivatives, Methods of Accounting, Hedge Effectiveness [Policy Text Block] `us-gaap:DerivativesMethodsOfAccountingHedgeEffectiveness`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Derivatives, Methods of Accounting, Hedging Derivatives [Policy Text Block] `us-gaap:DerivativesMethodsOfAccountingHedgingDerivatives`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Derivatives, Offsetting Fair Value Amounts, Policy [Policy Text Block] `us-gaap:DerivativesOffsettingFairValueAmountsPolicy`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Derivatives, Policy [Policy Text Block] `us-gaap:DerivativesPolicyTextBlock`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Derivatives, Reporting of Derivative Activity [Policy Text Block] `us-gaap:DerivativesReportingOfDerivativeActivity`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Deteriorated Loans Transferred in, Policy [Policy Text Block] `us-gaap:DeterioratedLoansTransferredInPolicy`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Discontinued Operations, Policy [Policy Text Block] `us-gaap:DiscontinuedOperationsPolicyTextBlock`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Earnings Per Share, Policy [Policy Text Block] `us-gaap:EarningsPerSharePolicyTextBlock`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Emission Credits or Allowances, Policy [Policy Text Block] `us-gaap:EmissionCreditsOrAllowancesPolicy`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Employee Stock Ownership Plan (ESOP), Policy [Policy Text Block] `us-gaap:EmployeeStockOwnershipPlanESOPPolicy`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Entertainment Entities, Policy [Policy Text Block] `us-gaap:EntertainmentEntitiesPolicyPolicyTextBlock`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Environmental Cost, Expense Policy [Policy Text Block] `us-gaap:EnvironmentalCostExpensePolicy`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Environmental Costs, Capitalization Policy [Policy Text Block] `us-gaap:EnvironmentalCostsCapitalizationPolicy`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Environmental Costs, Policy [Policy Text Block] `us-gaap:EnvironmentalCostsPolicy`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Equity Method Investments Issuances, Policy [Policy Text Block] `us-gaap:EquityMethodInvestmentsIssuancesPolicy`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Equity Method Investments [Policy Text Block] `us-gaap:EquityMethodInvestmentsPolicy`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Equity Securities without Readily Determinable Fair Value [Policy Text Block] `us-gaap:EquitySecuritiesWithoutReadilyDeterminableFairValuePolicyTextBlock`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Equity and Cost Method Investments, Policy [Policy Text Block] `us-gaap:EquityAndCostMethodInvestmentsPolicy`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Exchange Memberships, Policy [Policy Text Block] `us-gaap:ExchangeMembershipsPolicy`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Exploitation Costs, Policy [Policy Text Block] `us-gaap:ExploitationCostsPolicyPolicyTextBlock`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Exploratory Drilling Costs Capitalization and Impairment, Policy [Policy Text Block] `us-gaap:ExploratoryDrillingCostsCapitalizationAndImpairmentPolicy`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Extended Product Warranty, Policy [Policy Text Block] `us-gaap:ExtendedProductWarrantyPolicy`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Fair Value Measurement, Policy [Policy Text Block] `us-gaap:FairValueMeasurementPolicyPolicyTextBlock`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Fair Value Transfer, Policy [Policy Text Block] `us-gaap:FairValueTransferPolicyPolicyTextBlock`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Fair Value of Financial Instruments, Policy [Policy Text Block] `us-gaap:FairValueOfFinancialInstrumentsPolicy`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Film Costs, Policy [Policy Text Block] `us-gaap:FilmCostsPolicyPolicyTextBlock`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Films Revenue Recognition, Policy [Policy Text Block] `us-gaap:FilmsRevenueRecognitionPolicyPolicyTextBlock`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Finance, Loan and Lease Receivables, Held-for-investment, Allowance and Nonperforming Loans, Nonperforming Loans Policy [Policy Text Block] `us-gaap:FinanceLoanAndLeaseReceivablesHeldForInvestmentAllowanceAndNonperformingLoansNonperformingLoansPolicy`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Finance, Loan and Lease Receivables, Held-for-investment, Allowance and Nonperforming Loans, Policy [Policy Text Block] `us-gaap:FinanceLoanAndLeaseReceivablesHeldForInvestmentAllowanceAndNonperformingLoansPolicy`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Financing Receivable [Policy Text Block] `us-gaap:FinanceLoansAndLeasesReceivablePolicy`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Financing Receivable, Allowance for Credit Losses, Policy for Uncollectible Amounts [Policy Text Block] `us-gaap:FinancingReceivableAllowanceForCreditLossesPolicyForUncollectibleAmounts`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Financing Receivable, Allowance for Credit Losses, Policy or Methodology Change [Policy Text Block] `us-gaap:FinancingReceivableAllowanceForCreditLossesPolicyOrMethodologyChangePolicyTextBlock`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Financing Receivable, Fee and Interest Income [Policy Text Block] `us-gaap:LoansAndLeasesReceivableOriginationFeesDiscountsOrPremiumsAndDirectCostsToAcquireLoansPolicy`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Financing Receivable, Held-for-investment [Policy Text Block] `us-gaap:FinanceLoanAndLeaseReceivablesHeldForInvestmentPolicy`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Financing Receivable, Held-for-investment, Foreclosed Asset [Policy Text Block] `us-gaap:FinanceLoanAndLeaseReceivablesHeldForInvestmentsForeclosedAssetsPolicy`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Financing Receivable, Held-for-sale [Policy Text Block] `us-gaap:FinanceLoanAndLeaseReceivablesHeldForSalePolicy`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Financing Receivable, Real Estate Acquired Through Foreclosure [Policy Text Block] `us-gaap:LoansAndLeasesReceivableRealEstateAcquiredThroughForeclosurePolicy`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Fiscal Period, Policy [Policy Text Block] `us-gaap:FiscalPeriod`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Floor Brokerage, Policy [Policy Text Block] `us-gaap:FloorBrokeragePolicy`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Foreign Currency Transactions and Translations Policy [Policy Text Block] `us-gaap:ForeignCurrencyTransactionsAndTranslationsPolicyTextBlock`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Frequent Flier Program, Policy [Policy Text Block] `us-gaap:FrequentFlierProgramPolicyPolicyTextBlock`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Full Cost Method Using Gross Revenue Method, Policy [Policy Text Block] `us-gaap:FullCostMethodUsingGrossRevenueMethodPolicy`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Full Cost or Successful Efforts, Policy [Policy Text Block] `us-gaap:FullCostOrSuccessfulEffortsPolicy`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Gas Balancing Arrangements, Policy [Policy Text Block] `us-gaap:GasBalancingArrangementsPolicy`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Gas Balancing, Policy [Policy Text Block] `us-gaap:GasBalancingPolicyPolicyTextBlock`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Goodwill and Intangible Assets, Goodwill, Policy [Policy Text Block] `us-gaap:GoodwillAndIntangibleAssetsGoodwillPolicy`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Goodwill and Intangible Assets, Intangible Assets, Indefinite-Lived, Policy [Policy Text Block] `us-gaap:GoodwillAndIntangibleAssetsIntangibleAssetsIndefiniteLivedPolicy`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Goodwill and Intangible Assets, Intangible Assets, Policy [Policy Text Block] `us-gaap:GoodwillAndIntangibleAssetsIntangibleAssetsPolicy`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Goodwill and Intangible Assets, Policy [Policy Text Block] `us-gaap:GoodwillAndIntangibleAssetsPolicyTextBlock`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Government Contractors, Contracts in Progress, Policy [Policy Text Block] `us-gaap:GovernmentContractorsContractsInProgressPolicyPolicyTextBlock`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Government Contractors, Inventory, Policy [Policy Text Block] `us-gaap:GovernmentContractorsInventoryPolicyPolicyTextBlock`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Government Contractors, Policy [Policy Text Block] `us-gaap:GovernmentContractorsPolicyPolicyTextBlock`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Government Contractors, Revenue Recognition, Policy [Policy Text Block] `us-gaap:GovernmentContractorsRevenueRecognitionPolicyPolicyTextBlock`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Grandfathered ESOP Expense Recognition, Policy [Policy Text Block] `us-gaap:GrandfatheredESOPExpenseRecognitionPolicy`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Guarantees, Indemnifications and Warranties Policies [Policy Text Block] `us-gaap:GuaranteesIndemnificationsAndWarrantiesPolicies`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Health Care Costs, Policy [Policy Text Block] `us-gaap:HealthCareCostsPolicyPolicyTextBlock`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Health Care Entities, Policy [Policy Text Block] `us-gaap:HealthCareEntitiesPolicyPolicyTextBlock`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Health Care Organization, Bad Debts Policy [Policy Text Block] `us-gaap:HealthCareOrganizationBadDebtsPolicyPolicyTextBlock`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Health Care Organization, Revenue Recognized Policy [Policy Text Block] `us-gaap:HealthCareOrganizationRevenueRecognizedPolicyPolicyTextBlock`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Impaired Financing Receivable, Policy [Policy Text Block] `us-gaap:ImpairedFinancingReceivablePolicyPolicyTextBlock`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Impairment or Disposal of Long-Lived Assets, Including Intangible Assets, Policy [Policy Text Block] `us-gaap:ImpairmentOrDisposalOfLongLivedAssetsIncludingIntangibleAssetsPolicyPolicyTextBlock`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Impairment or Disposal of Long-Lived Assets, Policy [Policy Text Block] `us-gaap:ImpairmentOrDisposalOfLongLivedAssetsPolicyTextBlock`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
In Process Research and Development, Policy [Policy Text Block] `us-gaap:InProcessResearchAndDevelopmentPolicy`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Incentive Distribution Policy, Managing Member or General Partner, Description [Policy Text Block] `us-gaap:IncentiveDistributionPolicyManagingMemberOrGeneralPartnerDescription`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Income Tax Uncertainties, Policy [Policy Text Block] `us-gaap:IncomeTaxUncertaintiesPolicy`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Income Tax, Policy [Policy Text Block] `us-gaap:IncomeTaxPolicyTextBlock`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Industry Specific Policies, Broker Dealer [Policy Text Block] `us-gaap:IndustrySpecificPoliciesBrokerDealerTextBlock`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Industry Specific Policies, Insurance Companies [Policy Text Block] `us-gaap:IndustrySpecificPoliciesInsuranceCompaniesTextBlock`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Industry Specific Policies, Oil and Gas [Policy Text Block] `us-gaap:IndustrySpecificPoliciesOilAndGasTextBlock`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Insurance Contract, Acquisition Cost [Policy Text Block] `us-gaap:InsuranceContractAcquisitionCostPolicyTextBlock`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Insurance Premiums Revenue Recognition, Policy [Policy Text Block] `us-gaap:InsurancePremiumsRevenueRecognitionPolicy`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Insurance, Long-Duration Contract [Policy Text Block] `us-gaap:LongDurationContractsPolicy`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Intangible Assets Arising from Insurance Contracts Acquired in Business Combination, Policy [Policy Text Block] `us-gaap:IntangibleAssetsArisingFromInsuranceContractsAcquiredInBusinessCombinationPolicyPolicyTextBlock`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Intangible Assets, Costs Incurred to Renew or Extend, Policy [Policy Text Block] `us-gaap:IntangibleAssetsFiniteLivedPolicyCostsIncurredToRenewOrExtend`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Intangible Assets, Finite-Lived, Policy [Policy Text Block] `us-gaap:IntangibleAssetsFiniteLivedPolicy`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Intercompany Profit to Regulated Affiliates, Policy [Policy Text Block] `us-gaap:IntercompanyProfitToRegulatedAffiliatesPolicy`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Interest Capitalization, Policy [Policy Text Block] `us-gaap:InterestCapitalizationPolicyPolicyTextBlock`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Interest Cost for Plant Construction Using Intermediary, Policy [Policy Text Block] `us-gaap:InterestCostForPlantConstructionUsingIntermediaryPolicy`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Interest Expense Allocated to Discontinued Operations, Policy [Policy Text Block] `us-gaap:InterestExpenseAllocatedToDiscontinuedOperationsPolicy`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Interest Expense on Prepetition Liabilities, Policy [Policy Text Block] `us-gaap:InterestExpenseOnPrepetitionLiabilitiesPolicy`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Interest Expense, Policy [Policy Text Block] `us-gaap:InterestExpensePolicyTextBlock`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Interest in Unincorporated Joint Ventures or Partnerships, Policy [Policy Text Block] `us-gaap:InterestInUnincorporatedJointVenturesOrPartnershipsPolicy`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Internal Replacements of Insurance Contracts, Policy [Policy Text Block] `us-gaap:InternalReplacementsOfInsuranceContractsPolicy`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Internal Use Software, Policy [Policy Text Block] `us-gaap:InternalUseSoftwarePolicy`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Inventory Costs for Contracts or Programs, Policy [Policy Text Block] `us-gaap:InventoryCostsForContractsOrProgramsPolicy`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Inventory Finished Goods, Policy [Policy Text Block] `us-gaap:InventoryFinishedGoodsPolicy`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Inventory Impairment, Policy [Policy Text Block] `us-gaap:InventoryImpairmentPolicy`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Inventory Shrinkage, Policy [Policy Text Block] `us-gaap:InventoryShrinkagePolicy`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Inventory Supplies, Policy [Policy Text Block] `us-gaap:InventorySuppliesPolicy`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Inventory Work in Process, Policy [Policy Text Block] `us-gaap:InventoryWorkInProcessPolicy`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Inventory, Cash Flow Policy [Policy Text Block] `us-gaap:InventoryCashFlowPolicy`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Inventory, Interest Capitalization Policy [Policy Text Block] `us-gaap:InventoryInterestCapitalizationPolicy`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Inventory, Major Classes, Policy [Policy Text Block] `us-gaap:InventoryMajorClassesPolicy`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Inventory, Policy [Policy Text Block] `us-gaap:InventoryPolicyTextBlock`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Inventory, Real Estate, Policy [Policy Text Block] `us-gaap:InventoryRealEstatePolicy`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Investment Banking Fees, Policy [Policy Text Block] `us-gaap:InvestmentBankingFeesPolicy`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Investment, Policy [Policy Text Block] `us-gaap:InvestmentPolicyTextBlock`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Land under Option Arrangements, Policy [Policy Text Block] `us-gaap:LandUnderOptionArrangementsPolicy`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Legal Costs, Policy [Policy Text Block] `us-gaap:LegalCostsPolicyTextBlock`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Lessee, Leases [Policy Text Block] `us-gaap:LesseeLeasesPolicyTextBlock`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Lessor, Leases [Policy Text Block] `us-gaap:LessorLeasesPolicyTextBlock`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Liability Reserve Estimate, Policy [Policy Text Block] `us-gaap:LiabilityReserveEstimatePolicy`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Liability for Future Policy Benefit [Policy Text Block] `us-gaap:FuturePolicyBenefitsLiabilityPolicy`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Life Settlement Contracts, Policy [Policy Text Block] `us-gaap:LifeSettlementContractsPolicy`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Loan Commitments, Policy [Policy Text Block] `us-gaap:LoanCommitmentsPolicy`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Loans and Leases Receivable, Allowance for Loan Losses Policy [Policy Text Block] `us-gaap:LoansAndLeasesReceivableAllowanceForLoanLossesPolicy`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Loans and Leases Receivable, Lease Financing, Policy [Policy Text Block] `us-gaap:LoansAndLeasesReceivableLeaseFinancingPolicy`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Loans and Leases Receivable, Nonaccrual Loan and Lease Status, Policy [Policy Text Block] `us-gaap:LoansAndLeasesReceivableNonaccrualLoanAndLeaseStatusPolicy`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Loans and Leases Receivable, Nonperforming Loan and Lease, Policy [Policy Text Block] `us-gaap:LoansAndLeasesReceivableNonperformingLoanAndLeasePolicy`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Loans and Leases Receivable, Past Due Status, Policy [Policy Text Block] `us-gaap:LoansAndLeasesReceivablePastDueStatusPolicy`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Loans and Leases Receivable, Prepayment Estimate Assumptions, Policy [Policy Text Block] `us-gaap:LoansAndLeasesReceivablePrepaymentEstimateAssumptionsPolicy`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Long-Duration Contracts Revenue Recognition, Policy [Policy Text Block] `us-gaap:LongDurationContractsRevenueRecognitionPolicy`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Maintenance Cost, Policy [Policy Text Block] `us-gaap:MaintenanceCostPolicyPolicyTextBlock`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Major Customers, Policy [Policy Text Block] `us-gaap:MajorCustomersPolicyPolicyTextBlock`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Malpractice Loss Contingency, Policy [Policy Text Block] `us-gaap:MalpracticeLossContingencyPolicy`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Management and Investment Advisory Fees, Policy [Policy Text Block] `us-gaap:ManagementAndInvestmentAdvisoryFeesPolicy`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Market Risk Benefit [Policy Text Block] `us-gaap:MarketRiskBenefitPolicyTextBlock`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Marketable Securities, Policy [Policy Text Block] `us-gaap:MarketableSecuritiesPolicy`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Minimum Guarantees, Policy [Policy Text Block] `us-gaap:MinimumGuaranteesPolicy`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Mortgage Banking Activity [Policy Text Block] `us-gaap:LoansAndLeasesReceivableMortgageBankingActivitiesPolicy`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
New Accounting Pronouncements, Policy [Policy Text Block] `us-gaap:NewAccountingPronouncementsPolicyPolicyTextBlock`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Nonmortgage Loan Held-for-sale [Policy Text Block] `us-gaap:TradeAndLoanReceivablesNonmortgageLoansHeldForSalePolicyPolicyTextBlock`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Nonmortgage Loan, Valuation [Policy Text Block] `us-gaap:LoansAndLeasesReceivableNonmortgageLoanValuationPolicy`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Off-Balance-Sheet Credit Exposure, Policy [Policy Text Block] `us-gaap:OffBalanceSheetCreditExposurePolicyPolicyTextBlock`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Oil and Gas Properties Policy [Policy Text Block] `us-gaap:OilAndGasPropertiesPolicyPolicyTextBlock`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Outage Costs, Policy [Policy Text Block] `us-gaap:OutageCostsPolicy`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Participation Costs, Policy [Policy Text Block] `us-gaap:ParticipationCostsPolicyPolicyTextBlock`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Pension and Other Postretirement Plans, Nonpension Benefits, Policy [Policy Text Block] `us-gaap:PensionAndOtherPostretirementPlansNonpensionBenefitsPolicy`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Pension and Other Postretirement Plans, Pensions, Policy [Policy Text Block] `us-gaap:PensionAndOtherPostretirementPlansPensionsPolicy`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Pension and Other Postretirement Plans, Policy [Policy Text Block] `us-gaap:PensionAndOtherPostretirementPlansPolicy`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Plant Construction Using Intermediary, Policy [Policy Text Block] `us-gaap:PlantConstructionUsingIntermediaryPolicy`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Plant Retirement and Abandonment, Policy [Policy Text Block] `us-gaap:PlantRetirementAndAbandonmentPolicy`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Policy Loans Receivable, Policy [Policy Text Block] `us-gaap:PolicyLoansReceivablePolicy`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Policyholder Accounts, Policy [Policy Text Block] `us-gaap:PolicyholderAccountsPolicy`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Policyholders' Dividend [Policy Text Block] `us-gaap:PolicyholdersDividendPolicy`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Postemployment Benefit Plans, Policy [Policy Text Block] `us-gaap:PostemploymentBenefitPlansPolicy`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Precontract Costs, Policy [Policy Text Block] `us-gaap:PrecontractCostsPolicyTextBlock`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Premiums Receivable, Allowance for Doubtful Accounts, Estimation Methodology, Policy [Policy Text Block] `us-gaap:PremiumsReceivableAllowanceForDoubtfulAccountsEstimationMethodologyPolicy`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Premiums Receivable, Basis of Accounting, Policy [Policy Text Block] `us-gaap:PremiumsReceivableBasisOfAccountingPolicy`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Present Value of Future Insurance Profits, Policy [Policy Text Block] `us-gaap:PresentValueOfFutureInsuranceProfitsPolicy`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Property Liability Reserve Estimate, Policy [Policy Text Block] `us-gaap:PropertyLiabilityReserveEstimatePolicy`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Property, Plant and Equipment, Impairment [Policy Text Block] `us-gaap:PropertyPlantAndEquipmentImpairment`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Property, Plant and Equipment, Planned Major Maintenance Activities, Policy [Policy Text Block] `us-gaap:PropertyPlantAndEquipmentPlannedMajorMaintenanceActivitiesPolicy`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Property, Plant and Equipment, Policy [Policy Text Block] `us-gaap:PropertyPlantAndEquipmentPolicyTextBlock`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Property, Plant and Equipment, Preproduction Design and Development Costs [Policy Text Block] `us-gaap:PropertyPlantAndEquipmentPreproductionDesignAndDevelopmentCosts`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Public Utilities, Policy [Policy Text Block] `us-gaap:PublicUtilitiesPolicyTextBlock`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Pushdown Accounting [Policy Text Block] `us-gaap:PushdownAccountingPolicyTextBlock`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Real Estate Held for Development and Sale, Policy [Policy Text Block] `us-gaap:RealEstateHeldForDevelopmentAndSalePolicy`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Real Estate Owned, Valuation Allowance, Policy [Policy Text Block] `us-gaap:RealEstateOwnedValuationAllowancePolicy`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Real Estate, Policy [Policy Text Block] `us-gaap:RealEstatePolicyTextBlock`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Receivable [Policy Text Block] `us-gaap:ReceivablesPolicyTextBlock`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Receivables and Portions of Securitizations that can be Prepaid at Potential Loss, Policy [Policy Text Block] `us-gaap:ReceivablesAndPortionsOfSecuritizationsThatCanBePrepaidAtPotentialLossPolicyPolicyTextBlock`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Receivables, Trade and Other Accounts Receivable, Allowance for Doubtful Accounts, Policy [Policy Text Block] `us-gaap:ReceivablesTradeAndOtherAccountsReceivableAllowanceForDoubtfulAccountsPolicy`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Reclassification, Comparability Adjustment [Policy Text Block] `us-gaap:PriorPeriodReclassificationAdjustmentDescription`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Recognition of Asset and Liability for Lease of Acquiree [Policy Text Block] `us-gaap:RecognitionOfAssetAndLiabilityForLeaseOfAcquireePolicyTextBlock`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Regulatory Depreciation and Amortization, Policy [Policy Text Block] `us-gaap:RegulatoryDepreciationAndAmortizationPolicy`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Regulatory Environmental Costs, Policy [Policy Text Block] `us-gaap:RegulatoryEnvironmentalCostsPolicy`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Regulatory Income Taxes, Policy [Policy Text Block] `us-gaap:RegulatoryIncomeTaxesPolicy`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Reinsurance Accounting Policy [Policy Text Block] `us-gaap:ReinsuranceAccountingPolicy`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Repurchase Agreements, Collateral, Policy [Policy Text Block] `us-gaap:RepurchaseAgreementsCollateralPolicy`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Repurchase Agreements, Valuation, Policy [Policy Text Block] `us-gaap:RepurchaseAgreementsValuationPolicy`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Repurchase and Resale Agreements Policy [Policy Text Block] `us-gaap:RepurchaseAndResaleAgreementsPolicy`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Research and Development Expense, Policy [Policy Text Block] `us-gaap:ResearchAndDevelopmentExpensePolicy`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Research, Development, and Computer Software, Policy [Policy Text Block] `us-gaap:ResearchDevelopmentAndComputerSoftwarePolicyTextBlock`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Revenue Recognition Accounting Policy, Gross and Net Revenue Disclosure [Policy Text Block] `us-gaap:RevenueRecognitionAccountingPolicyGrossAndNetRevenueDisclosure`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Revenue Recognition Leases, Capital [Policy Text Block] `us-gaap:RevenueRecognitionLeasesCapital`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Revenue Recognition Leases, Operating [Policy Text Block] `us-gaap:RevenueRecognitionLeasesOperating`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Revenue Recognition for Alternative Revenue Programs, Policy [Policy Text Block] `us-gaap:RevenueRecognitionForAlternativeRevenueProgramsPolicy`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Revenue Recognition, Advertising Barter Transactions [Policy Text Block] `us-gaap:RevenueRecognitionAdvertisingBarterTransactions`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Revenue Recognition, Allowances [Policy Text Block] `us-gaap:RevenueRecognitionAllowances`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Revenue Recognition, Cargo and Freight, Policy [Policy Text Block] `us-gaap:RevenueRecognitionCargoAndFreightPolicyPolicyTextBlock`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Revenue Recognition, Completed-Contract Method [Policy Text Block] `us-gaap:RevenueRecognitionCompletedContractMethod`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Revenue Recognition, Customer Acquisitions [Policy Text Block] `us-gaap:RevenueRecognitionCustomerAcquisitions`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Revenue Recognition, Deferred Revenue [Policy Text Block] `us-gaap:RevenueRecognitionDeferredRevenue`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Revenue Recognition, Discounts [Policy Text Block] `us-gaap:RevenueRecognitionDiscounts`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Revenue Recognition, Dividends [Policy Text Block] `us-gaap:RevenueRecognitionDividends`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Revenue Recognition, Incentives [Policy Text Block] `us-gaap:RevenueRecognitionIncentives`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Revenue Recognition, Interest [Policy Text Block] `us-gaap:RevenueRecognitionInterest`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Revenue Recognition, Leases [Policy Text Block] `us-gaap:RevenueRecognitionLeases`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Revenue Recognition, Long-term Contracts [Policy Text Block] `us-gaap:RevenueRecognitionLongTermContracts`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Revenue Recognition, Long-term Contracts, Incentive and Award Fees [Policy Text Block] `us-gaap:RevenueRecognitionLongTermContractsIncentiveAndAwardFees`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Revenue Recognition, Loyalty Programs [Policy Text Block] `us-gaap:RevenueRecognitionLoyaltyPrograms`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Revenue Recognition, Multiple-deliverable Arrangements, Description [Policy Text Block] `us-gaap:RevenueRecognitionMultipleElementArrangements`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Revenue Recognition, Percentage-of-Completion Method [Policy Text Block] `us-gaap:RevenueRecognitionPercentageOfCompletionMethod`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Revenue Recognition, Premiums Earned, Policy [Policy Text Block] `us-gaap:RevenueRecognitionPremiumsEarnedPolicy`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Revenue Recognition, Real Estate Transactions, Policy [Policy Text Block] `us-gaap:RevenueRecognitionRealEstateTransactionsPolicy`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Revenue Recognition, Rebates [Policy Text Block] `us-gaap:RevenueRecognitionRebates`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Revenue Recognition, Regional Carriers and Passengers, Policy [Policy Text Block] `us-gaap:RevenueRecognitionRegionalCarriersAndPassengersPolicyPolicyTextBlock`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Revenue Recognition, Retail Land Sales [Policy Text Block] `us-gaap:RevenueRecognitionRetailLandSales`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Revenue Recognition, Retrospective Rate-Setting Systems, Policy [Policy Text Block] `us-gaap:RevenueRecognitionRetrospectiveRateSettingSystemsPolicyPolicyTextBlock`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Revenue Recognition, Revenue Reductions [Policy Text Block] `us-gaap:RevenueRecognitionRevenueReductions`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Revenue Recognition, Sales Returns [Policy Text Block] `us-gaap:RevenueRecognitionSalesReturns`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Revenue Recognition, Sales of Goods [Policy Text Block] `us-gaap:RevenueRecognitionSalesOfGoods`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Revenue Recognition, Sales of Services [Policy Text Block] `us-gaap:RevenueRecognitionSalesOfServices`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Revenue Recognition, Services, Commissions [Policy Text Block] `us-gaap:RevenueRecognitionServicesCommissions`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Revenue Recognition, Services, Franchise Fees [Policy Text Block] `us-gaap:RevenueRecognitionServicesFranchiseFees`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Revenue Recognition, Services, Licensing Fees [Policy Text Block] `us-gaap:RevenueRecognitionServicesLicensingFees`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Revenue Recognition, Services, Management Fees [Policy Text Block] `us-gaap:RevenueRecognitionServicesManagementFees`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Revenue Recognition, Services, Refundable Fees for Services [Policy Text Block] `us-gaap:RevenueRecognitionServicesRefundableFeesForServices`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Revenue Recognition, Services, Royalty Fees [Policy Text Block] `us-gaap:RevenueRecognitionServicesRoyaltyFees`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Revenue Recognition, Software [Policy Text Block] `us-gaap:RevenueRecognitionSoftware`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Revenue [Policy Text Block] `us-gaap:RevenueRecognitionPolicyTextBlock`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Revenue from Contract with Customer [Policy Text Block] `us-gaap:RevenueFromContractWithCustomerPolicyTextBlock`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Revenue, Different Transition Method [Policy Text Block] `us-gaap:RevenueDifferentTransitionMethodPolicyTextBlock`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Revenue, Remaining Performance Obligation, Provision for Loss [Policy Text Block] `us-gaap:RevenueRemainingPerformanceObligationProvisionForLossPolicyTextBlock`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Revenue, Transaction Price Measurement, Tax Exclusion [Policy Text Block] `us-gaap:RevenueTransactionPriceMeasurementTaxExclusionPolicyTextBlock`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Royalty Trust Distributable Income, Policy [Policy Text Block] `us-gaap:RoyaltyTrustDistributableIncomePolicy`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Sale Leaseback Transactions, Policy [Policy Text Block] `us-gaap:SaleLeasebackTransactionsPolicy`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Sales Inducements to Contract Holders, Policy [Policy Text Block] `us-gaap:SalesInducementsToContractHoldersPolicy`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Sales Method or Entitlements Method, Policy [Policy Text Block] `us-gaap:SalesMethodOrEntitlementsMethodPolicy`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Securities Borrowed and Loaned Policy [Policy Text Block] `us-gaap:SecuritiesBorrowedAndLoanedPolicy`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Securities Owned Not Readily Marketable, Policy [Policy Text Block] `us-gaap:SecuritiesOwnedNotReadilyMarketablePolicy`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Segment Reporting, Policy [Policy Text Block] `us-gaap:SegmentReportingPolicyPolicyTextBlock`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Self Insurance Reserve [Policy Text Block] `us-gaap:SelfInsuranceReservePolicyTextBlock`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Selling, General and Administrative Expenses, Policy [Policy Text Block] `us-gaap:SellingGeneralAndAdministrativeExpensesPolicyTextBlock`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Separation of Lease and Nonlease Components [Policy Text Block] `us-gaap:SeparationOfLeaseAndNonleaseComponentsPolicyTextBlock`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Share-based Payment Arrangement [Policy Text Block] `us-gaap:ShareBasedCompensationOptionAndIncentivePlansPolicy`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Share-based Payment Arrangement, Director [Policy Text Block] `us-gaap:ShareBasedCompensationOptionAndIncentivePlansDirectorPolicy`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Share-based Payment Arrangement, Forfeiture [Policy Text Block] `us-gaap:ShareBasedCompensationForfeituresPolicyTextBlock`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Shares Subject to Mandatory Redemption, Changes in Redemption Value, Policy [Policy Text Block] `us-gaap:SharesSubjectToMandatoryRedemptionChangesInRedemptionValuePolicyTextBlock`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Shipping and Handling Cost, Policy [Policy Text Block] `us-gaap:ShippingAndHandlingCostPolicyTextBlock`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Short-Duration Contracts Revenue Recognition, Policy [Policy Text Block] `us-gaap:ShortDurationContractsRevenueRecognitionPolicy`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Short-Duration Contracts, Policy [Policy Text Block] `us-gaap:ShortDurationContractsPolicy`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Short-term Leases [Policy Text Block] `us-gaap:ShortTermLeasesPolicyTextBlock`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Software to be Sold, Leased, or Otherwise Marketed, Policy [Policy Text Block] `us-gaap:SoftwareToBeSoldLeasedOrOtherwiseMarketedPolicy`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Standard Product Warranty, Policy [Policy Text Block] `us-gaap:StandardProductWarrantyPolicy`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Start-up Activities, Cost Policy [Policy Text Block] `us-gaap:StartUpActivitiesCostPolicy`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Stockholders' Equity Note, Redeemable Preferred Stock, Issue, Policy [Policy Text Block] `us-gaap:StockholdersEquityNoteRedeemablePreferredStockIssuePolicy`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Stockholders' Equity, Policy [Policy Text Block] `us-gaap:StockholdersEquityPolicyTextBlock`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Subsequent Events, Policy [Policy Text Block] `us-gaap:SubsequentEventsPolicyPolicyTextBlock`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Trade and Other Accounts Receivable, Unbilled Receivables, Policy [Policy Text Block] `us-gaap:TradeAndOtherAccountsReceivableUnbilledReceivablesPolicy`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Transfers and Servicing of Financial Assets, Policy [Policy Text Block] `us-gaap:TransfersAndServicingOfFinancialAssetsPolicyTextBlock`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Transfers and Servicing of Financial Assets, Servicing of Financial Assets, Policy [Policy Text Block] `us-gaap:TransfersAndServicingOfFinancialAssetsServicingOfFinancialAssetsPolicy`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Transfers and Servicing of Financial Assets, Transfers of Financial Assets, Aggregation, Policy [Policy Text Block] `us-gaap:TransfersAndServicingOfFinancialAssetsTransfersOfFinancialAssetsAggregationPolicy`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Transfers and Servicing of Financial Assets, Transfers of Financial Assets, Financings, Policy [Policy Text Block] `us-gaap:TransfersAndServicingOfFinancialAssetsTransfersOfFinancialAssetsFinancingsPolicy`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Transfers and Servicing of Financial Assets, Transfers of Financial Assets, Policy [Policy Text Block] `us-gaap:TransfersAndServicingOfFinancialAssetsTransfersOfFinancialAssetsPolicy`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Transfers and Servicing of Financial Assets, Transfers of Financial Assets, Sales, Policy [Policy Text Block] `us-gaap:TransfersAndServicingOfFinancialAssetsTransfersOfFinancialAssetsSalesPolicy`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Troubled Debt Restructuring [Policy Text Block] `us-gaap:LoansAndLeasesReceivableTroubledDebtRestructuringPolicy`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Unpaid Policy Claims and Claims Adjustment Expense, Policy [Policy Text Block] `us-gaap:UnpaidPolicyClaimsAndClaimsAdjustmentExpensePolicy`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Unremitted Earnings in Foreign Investment, Policy [Policy Text Block] `us-gaap:UnremittedEarningsInForeignInvestmentPolicy`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Use of Estimates, Policy [Policy Text Block] `us-gaap:UseOfEstimates`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList
Utility, Revenue and Expense Recognition, Policy [Policy Text Block] `us-gaap:UtilityRevenueAndExpenseRecognitionPolicy`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList

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	Name	Relation Type	Role
	Text Block [Abstract] `us-gaap:TextBlockAbstract`	parent-child	http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList