 | us-gaap:PostconfirmationOtherNoncurrentObligations | dep-concept-deprecatedConcept | http://fasb.org/us-gaap/role/deprecated/deprecated |
 | us-gaap:FreshStartAdjustmentIncreaseDecreaseOtherNoncurrentObligations | dep-dimensionallyQualifiedConcept-deprecatedConcept | http://fasb.org/us-gaap/role/deprecated/deprecated |
 | us-gaap:PreconfirmationOtherNoncurrentObligations | dep-dimensionallyQualifiedConcept-deprecatedConcept | http://fasb.org/us-gaap/role/deprecated/deprecated |
 | us-gaap:AccountsPayableAndAccruedLiabilitiesNoncurrent | summation-item | http://fasb.org/us-gaap/role/statement/StatementOfFinancialPositionClassified |
 | us-gaap:DeferredRevenueNoncurrent | summation-item | http://fasb.org/us-gaap/role/statement/StatementOfFinancialPositionClassified |
 | us-gaap:DeferredCompensationLiabilityClassifiedNoncurrent | summation-item | http://fasb.org/us-gaap/role/statement/StatementOfFinancialPositionClassified |
 | us-gaap:AccumulatedDeferredInvestmentTaxCredit | summation-item | http://fasb.org/us-gaap/role/statement/StatementOfFinancialPositionClassified |
 | us-gaap:DeferredGainOnSaleOfProperty | summation-item | http://fasb.org/us-gaap/role/statement/StatementOfFinancialPositionClassified |
 | us-gaap:DeferredRentCreditNoncurrent | summation-item | http://fasb.org/us-gaap/role/statement/StatementOfFinancialPositionClassified |
 | us-gaap:AssetRetirementObligationsNoncurrent | summation-item | http://fasb.org/us-gaap/role/statement/StatementOfFinancialPositionClassified |
 | us-gaap:DeferredIncomeTaxLiabilitiesNet | summation-item | http://fasb.org/us-gaap/role/statement/StatementOfFinancialPositionClassified |
 | us-gaap:LiabilityForUncertainTaxPositionsNoncurrent | summation-item | http://fasb.org/us-gaap/role/statement/StatementOfFinancialPositionClassified |
 | us-gaap:PensionAndOtherPostretirementAndPostemploymentBenefitPlansLiabilitiesNoncurrent | summation-item | http://fasb.org/us-gaap/role/statement/StatementOfFinancialPositionClassified |
 | us-gaap:AccruedEnvironmentalLossContingenciesNoncurrent | summation-item | http://fasb.org/us-gaap/role/statement/StatementOfFinancialPositionClassified |
 | us-gaap:CustomerRefundLiabilityNoncurrent | summation-item | http://fasb.org/us-gaap/role/statement/StatementOfFinancialPositionClassified |
 | us-gaap:OffMarketLeaseUnfavorable | summation-item | http://fasb.org/us-gaap/role/statement/StatementOfFinancialPositionClassified |
 | us-gaap:LeaseDepositLiability | summation-item | http://fasb.org/us-gaap/role/statement/StatementOfFinancialPositionClassified |
 | us-gaap:SharesSubjectToMandatoryRedemptionSettlementTermsAmountNoncurrent | summation-item | http://fasb.org/us-gaap/role/statement/StatementOfFinancialPositionClassified |
 | us-gaap:LitigationReserveNoncurrent | summation-item | http://fasb.org/us-gaap/role/statement/StatementOfFinancialPositionClassified |
 | us-gaap:RegulatoryLiabilityNoncurrent | summation-item | http://fasb.org/us-gaap/role/statement/StatementOfFinancialPositionClassified |
 | us-gaap:RestructuringReserveNoncurrent | summation-item | http://fasb.org/us-gaap/role/statement/StatementOfFinancialPositionClassified |
 | us-gaap:DueToRelatedPartiesNoncurrent | summation-item | http://fasb.org/us-gaap/role/statement/StatementOfFinancialPositionClassified |
 | us-gaap:LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationNoncurrent | summation-item | http://fasb.org/us-gaap/role/statement/StatementOfFinancialPositionClassified |
 | us-gaap:LiabilitiesOfBusinessTransferredUnderContractualArrangementNoncurrent | summation-item | http://fasb.org/us-gaap/role/statement/StatementOfFinancialPositionClassified |
 | us-gaap:OtherLiabilitiesNoncurrent | summation-item | http://fasb.org/us-gaap/role/statement/StatementOfFinancialPositionClassified |
 | us-gaap:OperatingLeaseLiabilityNoncurrent | summation-item | http://fasb.org/us-gaap/role/statement/StatementOfFinancialPositionClassified |
 | us-gaap:SelfInsuranceReserveNoncurrent | summation-item | http://fasb.org/us-gaap/role/statement/StatementOfFinancialPositionClassified |
 | us-gaap:ProgramRightsObligationsNoncurrent | summation-item | http://fasb.org/us-gaap/role/statement/StatementOfFinancialPositionClassified |
 | us-gaap:BusinessCombinationContingentConsiderationLiabilityNoncurrent | summation-item | http://fasb.org/us-gaap/role/statement/StatementOfFinancialPositionClassified |
 | us-gaap:DerivativeInstrumentsAndHedgesLiabilitiesNoncurrent | summation-item | http://fasb.org/us-gaap/role/statement/StatementOfFinancialPositionClassified |
 | us-gaap:QualifiedAffordableHousingProjectInvestmentsCommitment | summation-item | http://fasb.org/us-gaap/role/statement/StatementOfFinancialPositionClassified |