| Line | Label | Object Class | Period Type | Balance | Report ElementName |
|---|---|---|---|---|---|
| 1 | 730000 - Disclosure - Compensation Related Costs, Retirement Benefits | [Network] | http://fasb.org/us-gaap/role/disclosure/CompensationRelatedCostsRetirementBenefits | ||
| 2 | Retirement Benefits [Abstract] | Abstract | us-gaap:CompensationAndRetirementDisclosureAbstract | ||
| 3 | Pension and Other Postretirement Benefits Disclosure [Text Block] | Concept (Text Block (HTML)) | For Period | us-gaap:PensionAndOtherPostretirementBenefitsDisclosureTextBlock | |
| 4 | Retirement Benefits, Description [Abstract] | Abstract | us-gaap:GeneralDiscussionOfPensionAndOtherPostretirementBenefitsAbstract | ||
| 5 | Retirement Benefits, Description | Concept (Text/String) | For Period | us-gaap:GeneralDiscussionOfPensionAndOtherPostretirementBenefits | |
| 6 | Defined Benefit Plan [Abstract] | Abstract | us-gaap:DefinedBenefitPensionPlansAndDefinedBenefitPostretirementPlansDisclosureAbstract | ||
| 7 | Defined Benefit Plan, Description | Concept (Text/String) | For Period | us-gaap:DefinedBenefitPlansGeneralInformation | |
| 8 | Schedule of Defined Benefit Plans Disclosures [Table Text Block] | Concept (Text Block (HTML)) | For Period | us-gaap:ScheduleOfDefinedBenefitPlansDisclosuresTextBlock | |
| 9 | Schedule of Defined Benefit Plans Disclosures [Table] | Table | us-gaap:ScheduleOfDefinedBenefitPlansDisclosuresTable | ||
| 10 | Retirement Plan Type [Axis] | Axis | us-gaap:RetirementPlanTypeAxis | ||
| 11 | Retirement Plan Type [Domain] | Member | us-gaap:RetirementPlanTypeDomain | ||
| 12 | Pension Plan [Member] | Member | us-gaap:PensionPlansDefinedBenefitMember | ||
| 13 | Other Postretirement Benefits Plan [Member] | Member | us-gaap:OtherPostretirementBenefitPlansDefinedBenefitMember | ||
| 14 | Postretirement Health Coverage [Member] | Member | us-gaap:DefinedBenefitPostretirementHealthCoverageMember | ||
| 15 | Postretirement Life Insurance [Member] | Member | us-gaap:DefinedBenefitPostretirementLifeInsuranceMember | ||
| 16 | Other Pension Plan [Member] | Member | us-gaap:OtherPensionPlansDefinedBenefitMember | ||
| 17 | Supplemental Employee Retirement Plan [Member] | Member | us-gaap:SupplementalEmployeeRetirementPlanDefinedBenefitMember | ||
| 18 | Other Pension, Postretirement and Supplemental Plans [Member] | Member | us-gaap:OtherPensionPlansPostretirementOrSupplementalPlansDefinedBenefitMember | ||
| 19 | Postemployment Retirement Benefits [Member] | Member | us-gaap:PostemploymentRetirementBenefitsMember | ||
| 20 | Retirement Plan Sponsor Location [Axis] | Axis | us-gaap:RetirementPlanSponsorLocationAxis | ||
| 21 | Retirement Plan Sponsor Location [Domain] | Member | us-gaap:RetirementPlanSponsorLocationDomain | ||
| 22 | Domestic Plan [Member] | Member | us-gaap:DomesticPlanMember | ||
| 23 | Foreign Plan [Member] | Member | us-gaap:ForeignPlanMember | ||
| 24 | Retirement Plan Tax Status [Axis] | Axis | us-gaap:RetirementPlanTaxStatusAxis | ||
| 25 | Retirement Plan Tax Status [Domain] | Member | us-gaap:RetirementPlanTaxStatusDomain | ||
| 26 | Qualified Plan [Member] | Member | us-gaap:QualifiedPlanMember | ||
| 27 | Nonqualified Plan [Member] | Member | us-gaap:NonqualifiedPlanMember | ||
| 28 | Retirement Plan Funding Status [Axis] | Axis | us-gaap:RetirementPlanFundingStatusAxis | ||
| 29 | Retirement Plan Funding Status [Domain] | Member | us-gaap:RetirementPlanFundingStatusDomain | ||
| 30 | Funded Plan [Member] | Member | us-gaap:FundedPlanMember | ||
| 31 | Overfunded Plan [Member] | Member | us-gaap:OverfundedPlanMember | ||
| 32 | Underfunded Plan [Member] | Member | us-gaap:UnderfundedPlanMember | ||
| 33 | Unfunded Plan [Member] | Member | us-gaap:UnfundedPlanMember | ||
| 34 | Retirement Plan Name [Axis] | Axis | us-gaap:RetirementPlanNameAxis | ||
| 35 | Retirement Plan Name [Domain] | Member | us-gaap:RetirementPlanNameDomain | ||
| 36 | Defined Benefit Plan, Plan Assets, Category [Axis] | Axis | us-gaap:DefinedBenefitPlanByPlanAssetCategoriesAxis | ||
| 37 | Defined Benefit Plan, Plan Assets, Category [Domain] | Member | us-gaap:PlanAssetCategoriesDomain | ||
| 38 | Defined Benefit Plan, Cash and Cash Equivalents [Member] | Member | us-gaap:DefinedBenefitPlanCashAndCashEquivalentsMember | ||
| 39 | Defined Benefit Plan, Cash [Member] | Member | us-gaap:DefinedBenefitPlanCashMember | ||
| 40 | Defined Benefit Plan, Equity Securities [Member] | Member | us-gaap:DefinedBenefitPlanEquitySecuritiesMember | ||
| 41 | Defined Benefit Plan, Equity Securities, US [Member] | Member | us-gaap:DefinedBenefitPlanEquitySecuritiesUsMember | ||
| 42 | Defined Benefit Plan, Equity Securities, US, Large Cap [Member] | Member | us-gaap:DefinedBenefitPlanEquitySecuritiesUsLargeCapMember | ||
| 43 | Defined Benefit Plan, Equity Securities, US, Mid Cap [Member] | Member | us-gaap:DefinedBenefitPlanEquitySecuritiesUsMidCapMember | ||
| 44 | Defined Benefit Plan, Equity Securities, US, Small Cap [Member] | Member | us-gaap:DefinedBenefitPlanEquitySecuritiesUsSmallCapMember | ||
| 45 | Defined Benefit Plan, Equity Securities, Non-US [Member] | Member | us-gaap:DefinedBenefitPlanEquitySecuritiesNonUsMember | ||
| 46 | Defined Benefit Plan, Equity Securities, Large Cap [Member] | Member | us-gaap:DefinedBenefitPlanEquitySecuritiesLargeCapMember | ||
| 47 | Defined Benefit Plan, Equity Securities, Mid Cap [Member] | Member | us-gaap:DefinedBenefitPlanEquitySecuritiesMidCapMember | ||
| 48 | Defined Benefit Plan, Equity Securities, Small Cap [Member] | Member | us-gaap:DefinedBenefitPlanEquitySecuritiesSmallCapMember | ||
| 49 | Defined Benefit Plan, Equity Securities, Common Stock [Member] | Member | us-gaap:DefinedBenefitPlanEquitySecuritiesCommonStockMember | ||
| 50 | Defined Benefit Plan, Equity Securities, Common Stock, Employer, Related Party [Member] | Member | us-gaap:DefinedBenefitPlanEquitySecuritiesCommonStockEmployerRelatedPartyMember | ||
| 51 | Defined Benefit Plan, Equity Securities, Class A Common Stock, Employer, Related Party [Member] | Member | us-gaap:DefinedBenefitPlanEquitySecuritiesClassACommonStockEmployerRelatedPartyMember | ||
| 52 | Defined Benefit Plan, Debt Security [Member] | Member | us-gaap:DefinedBenefitPlanDebtSecurityMember | ||
| 53 | US Treasury and Government [Member] | Member | us-gaap:USTreasuryAndGovernmentMember | ||
| 54 | US Treasury Securities [Member] | Member | us-gaap:USTreasurySecuritiesMember | ||
| 55 | US Government Agencies Debt Securities [Member] | Member | us-gaap:USGovernmentAgenciesDebtSecuritiesMember | ||
| 56 | US Government-sponsored Enterprises Debt Securities [Member] | Member | us-gaap:USGovernmentSponsoredEnterprisesDebtSecuritiesMember | ||
| 57 | US States and Political Subdivisions Debt Securities [Member] | Member | us-gaap:USStatesAndPoliticalSubdivisionsMember | ||
| 58 | Debt Security, Government, Non-US [Member] | Member | us-gaap:ForeignGovernmentDebtSecuritiesMember | ||
| 59 | Corporate Debt Securities [Member] | Member | us-gaap:CorporateDebtSecuritiesMember | ||
| 60 | Debt Security, Corporate, US [Member] | Member | us-gaap:DomesticCorporateDebtSecuritiesMember | ||
| 61 | Debt Security, Corporate, Non-US [Member] | Member | us-gaap:ForeignCorporateDebtSecuritiesMember | ||
| 62 | Defined Benefit Plan, Debt Security, Corporate, Japan [Member] | Member | us-gaap:DefinedBenefitPlanDebtSecurityCorporateJapanMember | ||
| 63 | Defined Benefit Plan, Debt Security, Corporate, Non-Japan [Member] | Member | us-gaap:DefinedBenefitPlanDebtSecurityCorporateNonJapanMember | ||
| 64 | Commercial Paper, Not Included with Cash and Cash Equivalents [Member] | Member | us-gaap:CommercialPaperNotIncludedWithCashAndCashEquivalentsMember | ||
| 65 | Convertible Debt Securities [Member] | Member | us-gaap:ConvertibleDebtSecuritiesMember | ||
| 66 | Asset-backed Securities [Member] | Member | us-gaap:AssetBackedSecuritiesMember | ||
| 67 | Collateralized Mortgage Backed Securities [Member] | Member | us-gaap:MortgageBackedSecuritiesMember | ||
| 68 | Mortgage-backed Securities, Issued by US Government Sponsored Enterprises [Member] | Member | us-gaap:MortgageBackedSecuritiesIssuedByUSGovernmentSponsoredEnterprisesMember | ||
| 69 | Mortgage-backed Securities, Issued by Private Enterprises [Member] | Member | us-gaap:MortgageBackedSecuritiesIssuedByPrivateEnterprisesMember | ||
| 70 | Residential Mortgage Backed Securities [Member] | Member | us-gaap:ResidentialMortgageBackedSecuritiesMember | ||
| 71 | Commercial Mortgage Backed Securities [Member] | Member | us-gaap:CommercialMortgageBackedSecuritiesMember | ||
| 72 | Collateralized Debt Obligations [Member] | Member | us-gaap:CollateralizedDebtObligationsMember | ||
| 73 | Asset-backed Securities, Securitized Loans and Receivables [Member] | Member | us-gaap:AssetBackedSecuritiesSecuritizedLoansAndReceivablesMember | ||
| 74 | Fixed Income Securities [Member] | Member | us-gaap:FixedIncomeSecuritiesMember | ||
| 75 | Other Debt Obligations [Member] | Member | us-gaap:OtherDebtSecuritiesMember | ||
| 76 | Mutual Fund [Member] | Member | us-gaap:MutualFundMember | ||
| 77 | Money Market Funds [Member] | Member | us-gaap:MoneyMarketFundsMember | ||
| 78 | Equity Funds [Member] | Member | us-gaap:EquityFundsMember | ||
| 79 | Fixed Income Funds [Member] | Member | us-gaap:FixedIncomeFundsMember | ||
| 80 | Balanced Funds [Member] | Member | us-gaap:BalancedFundsMember | ||
| 81 | Exchange Traded Funds [Member] | Member | us-gaap:ExchangeTradedFundsMember | ||
| 82 | Defined Benefit Plan, Derivative [Member] | Member | us-gaap:DefinedBenefitPlanDerivativeMember | ||
| 83 | Interest Rate Contract [Member] | Member | us-gaap:InterestRateContractMember | ||
| 84 | Foreign Exchange Contract [Member] | Member | us-gaap:ForeignExchangeContractMember | ||
| 85 | Cross Currency Interest Rate Contract [Member] | Member | us-gaap:CrossCurrencyInterestRateContractMember | ||
| 86 | Equity Contract [Member] | Member | us-gaap:EquityContractMember | ||
| 87 | Commodity Contract [Member] | Member | us-gaap:CommodityContractMember | ||
| 88 | Credit Risk Contract [Member] | Member | us-gaap:CreditRiskContractMember | ||
| 89 | Other Contract [Member] | Member | us-gaap:OtherContractMember | ||
| 90 | Private Equity Funds [Member] | Member | us-gaap:PrivateEquityFundsMember | ||
| 91 | Private Equity Funds, US [Member] | Member | us-gaap:PrivateEquityFundsDomesticMember | ||
| 92 | Private Equity Funds, Non-US [Member] | Member | us-gaap:PrivateEquityFundsForeignMember | ||
| 93 | Hedge Funds [Member] | Member | us-gaap:HedgeFundsMember | ||
| 94 | Hedge Funds, Equity [Member] | Member | us-gaap:HedgeFundsEquityMember | ||
| 95 | Hedge Funds, Event Driven [Member] | Member | us-gaap:HedgeFundsEventDrivenMember | ||
| 96 | Hedge Funds, Global Opportunity [Member] | Member | us-gaap:HedgeFundsGlobalOpportunityMember | ||
| 97 | Hedge Funds, Multi-strategy [Member] | Member | us-gaap:HedgeFundsMultistrategyMember | ||
| 98 | Venture Capital Funds [Member] | Member | us-gaap:VentureCapitalFundsMember | ||
| 99 | Defined Benefit Plan, Real Estate [Member] | Member | us-gaap:DefinedBenefitPlanRealEstateMember | ||
| 100 | Commercial Real Estate [Member] | Member | us-gaap:CommercialRealEstateMember | ||
| 101 | Residential Real Estate [Member] | Member | us-gaap:ResidentialRealEstateMember | ||
| 102 | Defined Benefit Plan, Common Collective Trust [Member] | Member | us-gaap:DefinedBenefitPlanCommonCollectiveTrustMember | ||
| 103 | Fair Value Hierarchy and NAV [Axis] | Axis | us-gaap:FairValueByFairValueHierarchyLevelAxis | ||
| 104 | Fair Value Hierarchy and NAV [Domain] | Member | us-gaap:FairValueMeasurementsFairValueHierarchyDomain | ||
| 105 | Fair Value, Inputs, Level 1, 2 and 3 [Member] | Member | us-gaap:FairValueInputsLevel12And3Member | ||
| 106 | Fair Value, Inputs, Level 1 [Member] | Member | us-gaap:FairValueInputsLevel1Member | ||
| 107 | Fair Value, Inputs, Level 2 [Member] | Member | us-gaap:FairValueInputsLevel2Member | ||
| 108 | Fair Value, Inputs, Level 3 [Member] | Member | us-gaap:FairValueInputsLevel3Member | ||
| 109 | Fair Value Measured at Net Asset Value Per Share [Member] | Member | us-gaap:FairValueMeasuredAtNetAssetValuePerShareMember | ||
| 110 | Investment Objective [Axis] | Axis | us-gaap:EquitySecuritiesByInvestmentObjectiveAxis | ||
| 111 | Investment Objective [Domain] | Member | us-gaap:EquitySecuritiesInvestmentObjectiveMember | ||
| 112 | Related Party [Axis] | Axis | us-gaap:RelatedPartyTransactionsByRelatedPartyAxis | ||
| 113 | Related Party [Domain] | Member | us-gaap:RelatedPartyDomain | ||
| 114 | Affiliated Entity [Member] | Member | srt:AffiliatedEntityMember | ||
| 115 | Subsidiaries [Member] | Member | srt:SubsidiariesMember | ||
| 116 | Trust for Benefit of Employees [Member] | Member | us-gaap:TrustForBenefitOfEmployeesMember | ||
| 117 | Related Party Transaction [Axis] | Axis | us-gaap:RelatedPartyTransactionAxis | ||
| 118 | Related Party Transaction [Domain] | Member | us-gaap:RelatedPartyTransactionDomain | ||
| 119 | Asset Management Arrangement [Member] | Member | us-gaap:AssetManagementArrangementMember | ||
| 120 | Statistical Measurement [Axis] | Axis | srt:RangeAxis | ||
| 121 | Statistical Measurement [Domain] | Member | srt:RangeMember | ||
| 122 | Maximum [Member] | Member | srt:MaximumMember | ||
| 123 | Minimum [Member] | Member | srt:MinimumMember | ||
| 124 | Weighted Average [Member] | Member | srt:WeightedAverageMember | ||
| 125 | Median [Member] | Member | srt:MedianMember | ||
| 126 | Arithmetic Average [Member] | Member | srt:ArithmeticAverageMember | ||
| 127 | Defined Benefit Plan Disclosure [Line Items] | LineItems | us-gaap:DefinedBenefitPlanDisclosureLineItems | ||
| 128 | Defined Benefit Plan, Net Periodic Benefit Cost (Credit) [Abstract] | Abstract | us-gaap:DefinedBenefitPlanNetPeriodicBenefitCostAbstract | ||
| 129 | Defined Benefit Plan, Service Cost | Concept (Monetary) | For Period | Debit | us-gaap:DefinedBenefitPlanServiceCost |
| 130 | Defined Benefit Plan, Interest Cost | Concept (Monetary) | For Period | Debit | us-gaap:DefinedBenefitPlanInterestCost |
| 131 | Defined Benefit Plan, Expected Return (Loss) on Plan Assets | Concept (Monetary) | For Period | Credit | us-gaap:DefinedBenefitPlanExpectedReturnOnPlanAssets |
| 132 | Defined Benefit Plan, Net Periodic Benefit Cost (Credit), Gain (Loss) Due to Settlement and Curtailment [Abstract] | Abstract | us-gaap:DefinedBenefitPlanRecognizedNetGainLossDueToSettlementsAndCurtailmentsAbstract | ||
| 133 | Defined Benefit Plan, Net Periodic Benefit Cost (Credit), Gain (Loss) Due to Settlement | Concept (Monetary) | For Period | Credit | us-gaap:DefinedBenefitPlanRecognizedNetGainLossDueToSettlements1 |
| 134 | Defined Benefit Plan, Net Periodic Benefit Cost (Credit), Gain (Loss) Due to Curtailment | Concept (Monetary) | For Period | Credit | us-gaap:DefinedBenefitPlanRecognizedNetGainLossDueToCurtailments |
| 135 | Defined Benefit Plan, Net Periodic Benefit Cost (Credit), Gain (Loss) Due to Settlement and Curtailment, Total | Concept (Monetary) | For Period | Credit | us-gaap:DefinedBenefitPlanRecognizedNetGainLossDueToSettlementsAndCurtailments1 |
| 136 | Defined Benefit Plan, Amortization of Gain (Loss) | Concept (Monetary) | For Period | Credit | us-gaap:DefinedBenefitPlanAmortizationOfGainsLosses |
| 137 | Defined Benefit Plan, Amortization of Transition Asset (Obligation) | Concept (Monetary) | For Period | Credit | us-gaap:DefinedBenefitPlanAmortizationOfTransitionAssetObligation |
| 138 | Defined Benefit Plan, Amortization of Prior Service Cost (Credit) | Concept (Monetary) | For Period | Debit | us-gaap:DefinedBenefitPlanAmortizationOfPriorServiceCostCredit |
| 139 | Defined Benefit Plan, Actuarial Gain (Loss), Immediate Recognition as Component in Net Periodic Benefit (Cost) Credit | Concept (Monetary) | For Period | Credit | us-gaap:DefinedBenefitPlanActuarialGainLossImmediateRecognitionAsComponentInNetPeriodicBenefitCostCredit |
| 140 | Defined Benefit Plan, Other Cost (Credit) | Concept (Monetary) | For Period | Debit | us-gaap:DefinedBenefitPlanOtherCosts |
| 141 | Defined Benefit Plan, Net Periodic Benefit Cost (Credit), Total | Concept (Monetary) | For Period | Debit | us-gaap:DefinedBenefitPlanNetPeriodicBenefitCost |
| 142 | Defined Benefit Plan, Net Periodic Benefit Cost, Practical Expedient, Comparative Period Disclosure [true false] | Concept (Yes/No) | For Period | us-gaap:DefinedBenefitPlanNetPeriodicBenefitCostPracticalExpedientComparativePeriodDisclosure | |
| 143 | Defined Benefit Plan, Net Periodic Benefit Cost (Credit) Excluding Service Cost, Statement of Income or Comprehensive Income [Extensible List] | Concept (srt-types:extensibleListItemType) | For Period | us-gaap:DefinedBenefitPlanNetPeriodicBenefitCostCreditExcludingServiceCostStatementOfIncomeOrComprehensiveIncomeExtensibleList | |
| 144 | Defined Benefit Plan, Net Periodic Benefit Cost (Credit), Interest Cost, Statement of Income or Comprehensive Income [Extensible List] | Concept (srt-types:extensibleListItemType) | For Period | us-gaap:DefinedBenefitPlanNetPeriodicBenefitCostCreditInterestCostStatementOfIncomeOrComprehensiveIncomeExtensibleList | |
| 145 | Defined Benefit Plan, Net Periodic Benefit (Cost) Credit, Expected Return (Loss), Statement of Income or Comprehensive Income [Extensible List] | Concept (srt-types:extensibleListItemType) | For Period | us-gaap:DefinedBenefitPlanNetPeriodicBenefitCostCreditExpectedReturnLossStatementOfIncomeOrComprehensiveIncomeExtensibleList | |
| 146 | Defined Benefit Plan, Net Periodic Benefit (Cost) Credit, Settlement and Curtailment Gain (Loss), Statement of Income or Comprehensive Income [Extensible List] | Concept (srt-types:extensibleListItemType) | For Period | us-gaap:DefinedBenefitPlanNetPeriodicBenefitCostCreditSettlementAndCurtailmentGainLossStatementOfIncomeOrComprehensiveIncomeExtensibleList | |
| 147 | Defined Benefit Plan, Net Periodic Benefit (Cost) Credit, Settlement Gain (Loss), Statement of Income or Comprehensive Income [Extensible List] | Concept (srt-types:extensibleListItemType) | For Period | us-gaap:DefinedBenefitPlanNetPeriodicBenefitCostCreditSettlementGainLossStatementOfIncomeOrComprehensiveIncomeExtensibleList | |
| 148 | Defined Benefit Plan, Net Periodic Benefit (Cost) Credit, Curtailment Gain (Loss), Statement of Income or Comprehensive Income [Extensible List] | Concept (srt-types:extensibleListItemType) | For Period | us-gaap:DefinedBenefitPlanNetPeriodicBenefitCostCreditCurtailmentGainLossStatementOfIncomeOrComprehensiveIncomeExtensibleList | |
| 149 | Defined Benefit Plan, Net Periodic Benefit (Cost) Credit, Amortization of Gain (Loss), Statement of Income or Comprehensive Income [Extensible List] | Concept (srt-types:extensibleListItemType) | For Period | us-gaap:DefinedBenefitPlanNetPeriodicBenefitCostCreditAmortizationOfGainLossStatementOfIncomeOrComprehensiveIncomeExtensibleList | |
| 150 | Defined Benefit Plan, Net Periodic Benefit (Cost) Credit, Amortization of Transition Asset (Obligation), Statement of Income or Comprehensive Income [Extensible List] | Concept (srt-types:extensibleListItemType) | For Period | us-gaap:DefinedBenefitPlanNetPeriodicBenefitCostCreditAmortizationOfTransitionAssetObligationStatementOfIncomeOrComprehensiveIncomeExtensibleList | |
| 151 | Defined Benefit Plan, Net Periodic Benefit Cost (Credit), Amortization of Prior Service Cost (Credit), Statement of Income or Comprehensive Income [Extensible List] | Concept (srt-types:extensibleListItemType) | For Period | us-gaap:DefinedBenefitPlanNetPeriodicBenefitCostCreditAmortizationOfPriorServiceCostCreditStatementOfIncomeOrComprehensiveIncomeExtensibleList | |
| 152 | Defined Benefit Plan, Net Periodic Benefit (Cost) Credit, Immediate Recognition of Actuarial Gain (Loss), Statement of Income or Comprehensive Income [Extensible List] | Concept (srt-types:extensibleListItemType) | For Period | us-gaap:DefinedBenefitPlanNetPeriodicBenefitCostCreditImmediateRecognitionOfActuarialGainLossStatementOfIncomeOrComprehensiveIncomeExtensibleList | |
| 153 | Defined Benefit Plan, Net Periodic Benefit Cost (Credit), Other Cost (Credit), Statement of Income or Comprehensive Income [Extensible List] | Concept (srt-types:extensibleListItemType) | For Period | us-gaap:DefinedBenefitPlanNetPeriodicBenefitCostCreditOtherCostCreditStatementOfIncomeOrComprehensiveIncomeExtensibleList | |
| 154 | Defined Benefit Plan, Funded (Unfunded) Status of Plan [Abstract] | Abstract | us-gaap:DefinedBenefitPlanFundedStatusOfPlanAbstract | ||
| 155 | Defined Benefit Plan, Plan Assets, Amount | Concept (Monetary) | As Of | Debit | us-gaap:DefinedBenefitPlanFairValueOfPlanAssets |
| 156 | Defined Benefit Plan, Plan Assets, Fair Value by Hierarchy and NAV [Extensible List] | Concept (srt-types:extensibleListItemType) | As Of | us-gaap:DefinedBenefitPlanPlanAssetsFairValueByHierarchyAndNavExtensibleList | |
| 157 | Defined Benefit Plan, Benefit Obligation | Concept (Monetary) | As Of | Credit | us-gaap:DefinedBenefitPlanBenefitObligation |
| 158 | Defined Benefit Plan, Funded (Unfunded) Status of Plan, Total | Concept (Monetary) | As Of | Debit | us-gaap:DefinedBenefitPlanFundedStatusOfPlan |
| 159 | Defined Benefit Plan, Roll Forwards [Abstract] | Abstract | us-gaap:DefinedBenefitPlanRollForwardsAbstract | ||
| 160 | Defined Benefit Plan, Change in Benefit Obligation [Roll Forward] | Abstract | us-gaap:DefinedBenefitPlanChangeInBenefitObligationRollForward | ||
| 161 | Defined Benefit Plan, Benefit Obligation, Beginning Balance | Concept (Monetary) | As Of | Credit | us-gaap:DefinedBenefitPlanBenefitObligation |
| 162 | Defined Benefit Plan, Service Cost | Concept (Monetary) | For Period | Debit | us-gaap:DefinedBenefitPlanServiceCost |
| 163 | Defined Benefit Plan, Interest Cost | Concept (Monetary) | For Period | Debit | us-gaap:DefinedBenefitPlanInterestCost |
| 164 | Defined Benefit Plan, Benefit Obligation, Contributions by Plan Participant | Concept (Monetary) | For Period | Debit | us-gaap:DefinedBenefitPlanBenefitObligationContributionsByPlanParticipant |
| 165 | Defined Benefit Plan, Benefit Obligation, Actuarial Gain (Loss) | Concept (Monetary) | For Period | Credit | us-gaap:DefinedBenefitPlanActuarialGainLoss |
| 166 | Defined Benefit Plan, Benefit Obligation, Foreign Currency Translation Gain (Loss) | Concept (Monetary) | For Period | Credit | us-gaap:DefinedBenefitPlanForeignCurrencyExchangeRateChangesBenefitObligation |
| 167 | Defined Benefit Plan, Benefit Obligation, Benefits Paid | Concept (Monetary) | For Period | Credit | us-gaap:DefinedBenefitPlanBenefitObligationBenefitsPaid |
| 168 | Defined Benefit Plan, Benefit Obligation, Prescription Drug Subsidy Receipt | Concept (Monetary) | For Period | Debit | us-gaap:DefinedBenefitPlanBenefitObligationPrescriptionDrugSubsidyReceipt |
| 169 | Defined Benefit Plan, Benefit Obligation, Increase (Decrease) for Plan Amendment | Concept (Monetary) | For Period | Credit | us-gaap:DefinedBenefitPlanPlanAmendments |
| 170 | Defined Benefit Plan, Benefit Obligation, Business Combination | Concept (Monetary) | For Period | Credit | us-gaap:DefinedBenefitPlanBusinessCombinationsAndAcquisitionsBenefitObligation |
| 171 | Defined Benefit Plan, Benefit Obligation, Divestiture | Concept (Monetary) | For Period | Debit | us-gaap:DefinedBenefitPlanDivestituresBenefitObligation |
| 172 | Defined Benefit Plan, Benefit Obligation, (Increase) Decrease for Curtailment | Concept (Monetary) | For Period | Debit | us-gaap:DefinedBenefitPlanCurtailments |
| 173 | Defined Benefit Plan, Benefit Obligation, (Increase) Decrease for Settlement [Abstract] | Abstract | us-gaap:DefinedBenefitPlanBenefitObligationIncreaseDecreaseForSettlementAbstract | ||
| 174 | Defined Benefit Plan, Benefit Obligation, Payment for Settlement | Concept (Monetary) | For Period | Credit | us-gaap:DefinedBenefitPlanBenefitObligationPaymentForSettlement |
| 175 | Defined Benefit Plan, Benefit Obligation, (Increase) Decrease for Remeasurement due to Settlement | Concept (Monetary) | For Period | Debit | us-gaap:DefinedBenefitPlanBenefitObligationIncreaseDecreaseForRemeasurementDueToSettlement |
| 176 | Defined Benefit Plan, Benefit Obligation, (Increase) Decrease for Settlement, Total | Concept (Monetary) | For Period | Debit | us-gaap:DefinedBenefitPlanSettlementsBenefitObligation |
| 177 | Defined Benefit Plan, Benefit Obligation, Special and Contractual Termination Benefits | Concept (Monetary) | For Period | Credit | us-gaap:DefinedBenefitPlanSpecialTerminationBenefits |
| 178 | Defined Benefit Plan, Benefit Obligation, Increase (Decrease) for Other Change | Concept (Monetary) | For Period | Credit | us-gaap:DefinedBenefitPlanOtherChanges |
| 179 | Defined Benefit Plan, Benefit Obligation, Period Increase (Decrease), Total | Concept (Monetary) | For Period | us-gaap:DefinedBenefitPlanBenefitObligationPeriodIncreaseDecrease | |
| 180 | Defined Benefit Plan, Benefit Obligation, Ending Balance | Concept (Monetary) | As Of | Credit | us-gaap:DefinedBenefitPlanBenefitObligation |
| 181 | Defined Benefit Plan, Change in Fair Value of Plan Assets [Roll Forward] | Abstract | us-gaap:DefinedBenefitPlanChangeInFairValueOfPlanAssetsRollForward | ||
| 182 | Defined Benefit Plan, Plan Assets, Amount, Beginning Balance | Concept (Monetary) | As Of | Debit | us-gaap:DefinedBenefitPlanFairValueOfPlanAssets |
| 183 | Defined Benefit Plan, Plan Assets, Fair Value by Hierarchy and NAV [Extensible List] | Concept (srt-types:extensibleListItemType) | As Of | us-gaap:DefinedBenefitPlanPlanAssetsFairValueByHierarchyAndNavExtensibleList | |
| 184 | Defined Benefit Plan, Plan Assets, Foreign Currency Translation Gain (Loss) | Concept (Monetary) | For Period | Credit | us-gaap:DefinedBenefitPlanPlanAssetsForeignCurrencyTranslationGainLoss |
| 185 | Defined Benefit Plan, Plan Assets, Increase (Decrease) for Actual Return (Loss) | Concept (Monetary) | For Period | Debit | us-gaap:DefinedBenefitPlanActualReturnOnPlanAssets |
| 186 | Defined Benefit Plan, Plan Assets, Contributions by Employer | Concept (Monetary) | For Period | Debit | us-gaap:DefinedBenefitPlanContributionsByEmployer |
| 187 | Defined Benefit Plan, Plan Assets, Contributions by Plan Participant | Concept (Monetary) | For Period | Debit | us-gaap:DefinedBenefitPlanPlanAssetsContributionsByPlanParticipant |
| 188 | Defined Benefit Plan, Plan Assets, Benefits Paid | Concept (Monetary) | For Period | Credit | us-gaap:DefinedBenefitPlanPlanAssetsBenefitsPaid |
| 189 | Defined Benefit Plan, Plan Assets, Prescription Drug Subsidy Receipt | Concept (Monetary) | For Period | Debit | us-gaap:DefinedBenefitPlanPlanAssetsPrescriptionDrugSubsidyReceipt |
| 190 | Defined Benefit Plan, Plan Assets, Business Combination | Concept (Monetary) | For Period | Debit | us-gaap:DefinedBenefitPlanBusinessCombinationsAndAcquisitionsPlanAssets |
| 191 | Defined Benefit Plan, Plan Assets, Divestiture | Concept (Monetary) | For Period | Credit | us-gaap:DefinedBenefitPlanDivestituresPlanAssets |
| 192 | Defined Benefit Plan, Plan Assets, Payment for Settlement | Concept (Monetary) | For Period | Credit | us-gaap:DefinedBenefitPlanSettlementsPlanAssets |
| 193 | Defined Benefit Plan, Plan Assets, Administration Expense | Concept (Monetary) | For Period | Debit | us-gaap:DefinedBenefitPlanAdministrationExpenses |
| 194 | Defined Benefit Plan, Plan Assets, Increase (Decrease) for Assets Transferred to (from) Plan | Concept (Monetary) | For Period | Debit | us-gaap:DefinedBenefitPlanAssetsTransferredToFromPlan |
| 195 | Defined Benefit Plan, Plan Assets, Period Increase (Decrease), Total | Concept (Monetary) | For Period | us-gaap:DefinedBenefitPlanFairValueOfPlanAssetsPeriodIncreaseDecrease | |
| 196 | Defined Benefit Plan, Plan Assets, Amount, Ending Balance | Concept (Monetary) | As Of | Debit | us-gaap:DefinedBenefitPlanFairValueOfPlanAssets |
| 197 | Defined Benefit Plan, Plan Assets, Fair Value by Hierarchy and NAV [Extensible List] | Concept (srt-types:extensibleListItemType) | As Of | us-gaap:DefinedBenefitPlanPlanAssetsFairValueByHierarchyAndNavExtensibleList | |
| 198 | Defined Benefit Plan, Change in Fair Value of Plan Assets, Level 3 Reconciliation [Roll Forward] | Abstract | us-gaap:DefinedBenefitPlanChangeInFairValueOfPlanAssetsLevel3ReconciliationRollForward | ||
| 199 | Defined Benefit Plan, Plan Assets, Amount, Beginning Balance | Concept (Monetary) | As Of | Debit | us-gaap:DefinedBenefitPlanFairValueOfPlanAssets |
| 200 | Defined Benefit Plan, Plan Assets, Fair Value by Hierarchy and NAV [Extensible List] | Concept (srt-types:extensibleListItemType) | As Of | us-gaap:DefinedBenefitPlanPlanAssetsFairValueByHierarchyAndNavExtensibleList | |
| 201 | Defined Benefit Plan, Plan Assets Level 3 Reconciliation, Increase (Decrease) for Actual Return (Loss) on Plan Assets Still Held | Concept (Monetary) | For Period | Debit | us-gaap:DefinedBenefitPlanActualReturnOnPlanAssetsStillHeld |
| 202 | Defined Benefit Plan, Plan Assets Level 3 Reconciliation, Increase (Decrease) for Actual Return (Loss) on Plan Assets Sold | Concept (Monetary) | For Period | Debit | us-gaap:DefinedBenefitPlanActualReturnOnPlanAssetsSoldDuringPeriod |
| 203 | Defined Benefit Plan, Plan Assets Level 3 Reconciliation, Increase (Decrease) for Purchase, Sale, and Settlement [Abstract] | Abstract | us-gaap:DefinedBenefitPlanActualReturnOnPlanAssetsAbstract | ||
| 204 | Defined Benefit Plan, Plan Assets Level 3 Reconciliation, Increase for Purchase | Concept (Monetary) | For Period | Debit | us-gaap:DefinedBenefitPlanPlanAssetsLevel3ReconciliationIncreaseForPurchase |
| 205 | Defined Benefit Plan, Plan Assets Level 3 Reconciliation, Decrease for Sale | Concept (Monetary) | For Period | Credit | us-gaap:DefinedBenefitPlanPlanAssetsLevel3ReconciliationDecreaseForSale |
| 206 | Defined Benefit Plan, Plan Assets Level 3 Reconciliation, Decrease for Settlement | Concept (Monetary) | For Period | Credit | us-gaap:DefinedBenefitPlanPlanAssetsLevel3ReconciliationDecreaseForSettlement |
| 207 | Defined Benefit Plan, Plan Assets Level 3 Reconciliation, Increase (Decrease) for Purchase, Sale, and Settlement, Total | Concept (Monetary) | For Period | Debit | us-gaap:DefinedBenefitPlanPurchasesSalesAndSettlements |
| 208 | Defined Benefit Plan, Plan Assets Level 3 Reconciliation, Increase (Decrease) for Assets Transferred into (out of) Level 3 | Concept (Monetary) | For Period | Debit | us-gaap:DefinedBenefitPlanTransfersBetweenMeasurementLevels |
| 209 | Defined Benefit Plan, Plan Assets Level 3 Reconciliation, Period Increase (Decrease), Total | Concept (Monetary) | For Period | us-gaap:DefinedBenefitPlanChangeInFairValueOfPlanAssetsLevel3ReconciliationPeriodIncreaseDecrease | |
| 210 | Defined Benefit Plan, Plan Assets, Amount, Ending Balance | Concept (Monetary) | As Of | Debit | us-gaap:DefinedBenefitPlanFairValueOfPlanAssets |
| 211 | Defined Benefit Plan, Plan Assets, Fair Value by Hierarchy and NAV [Extensible List] | Concept (srt-types:extensibleListItemType) | As Of | us-gaap:DefinedBenefitPlanPlanAssetsFairValueByHierarchyAndNavExtensibleList | |
| 212 | Defined Benefit Plan, Amounts for Asset (Liability) Recognized in Statement of Financial Position [Abstract] | Abstract | us-gaap:DefinedBenefitPlanAmountsRecognizedInBalanceSheetAbstract | ||
| 213 | Assets for Plan Benefits, Defined Benefit Plan | Concept (Monetary) | As Of | Debit | us-gaap:DefinedBenefitPlanAssetsForPlanBenefitsNoncurrent |
| 214 | Liability, Defined Benefit Plan [Abstract] | Abstract | us-gaap:PensionAndOtherPostretirementDefinedBenefitPlansNoncurrentLiabilitiesAbstract | ||
| 215 | Liability, Defined Benefit Plan, Current | Concept (Monetary) | As Of | Credit | us-gaap:PensionAndOtherPostretirementDefinedBenefitPlansCurrentLiabilities |
| 216 | Liability, Defined Benefit Plan, Noncurrent | Concept (Monetary) | As Of | Credit | us-gaap:PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent |
| 217 | Liability, Defined Benefit Plan, Total | Concept (Monetary) | As Of | Credit | us-gaap:PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesCurrentAndNoncurrent |
| 218 | Defined Benefit Plan, Amounts for Asset (Liability) Recognized in Statement of Financial Position, Total | Concept (Monetary) | As Of | Debit | us-gaap:DefinedBenefitPlanAmountsRecognizedInBalanceSheet |
| 219 | Defined Benefit Plan, Amounts Recognized in Other Comprehensive Income (Loss) [Abstract] | Abstract | us-gaap:DefinedBenefitPlanAmountsRecognizedInOtherComprehensiveIncomeAbstract | ||
| 220 | Other Comprehensive (Income) Loss, Defined Benefit Plan, after Reclassification Adjustment, before Tax [Abstract] | Abstract | us-gaap:OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentBeforeTaxPeriodIncreaseDecreaseAbstract | ||
| 221 | Other Comprehensive Income (Loss), Defined Benefit Plan, Gain (Loss), after Reclassification Adjustment, before Tax [Abstract] | Abstract | us-gaap:DefinedBenefitPlanAmountsRecognizedInOtherComprehensiveIncomeNetGainLossBeforeTaxAbstract | ||
| 222 | Other Comprehensive Income (Loss), Defined Benefit Plan, Gain (Loss) Arising During Period, before Tax | Concept (Monetary) | For Period | Credit | us-gaap:OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansNetUnamortizedGainLossArisingDuringPeriodBeforeTax |
| 223 | Other Comprehensive Income (Loss), Defined Benefit Plan, Gain (Loss), Reclassification Adjustment from AOCI, before Tax | Concept (Monetary) | For Period | Debit | us-gaap:OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossBeforeTax |
| 224 | Other Comprehensive Income (Loss), Defined Benefit Plan, Gain (Loss), after Reclassification Adjustment, before Tax, Total | Concept (Monetary) | For Period | Credit | us-gaap:DefinedBenefitPlanAmountsRecognizedInOtherComprehensiveIncomeLossNetGainLossBeforeTax |
| 225 | Other Comprehensive (Income) Loss, Defined Benefit Plan, Prior Service Cost (Credit), after Reclassification Adjustment, before Tax [Abstract] | Abstract | us-gaap:DefinedBenefitPlanAmountsRecognizedInOtherComprehensiveIncomeNetPriorServiceCostCreditBeforeTaxAbstract | ||
| 226 | Other Comprehensive (Income) Loss, Defined Benefit Plan, Prior Service Cost (Credit), before Tax | Concept (Monetary) | For Period | Debit | us-gaap:OtherComprehensiveIncomeDefinedBenefitPlanNetPriorServiceCostCreditArisingDuringPeriodBeforeTax |
| 227 | Other Comprehensive (Income) Loss, Defined Benefit Plan, Prior Service Cost (Credit), Reclassification Adjustment from AOCI, before Tax | Concept (Monetary) | For Period | Credit | us-gaap:OtherComprehensiveIncomeLossAmortizationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetPriorServiceCostCreditBeforeTax |
| 228 | Other Comprehensive (Income) Loss, Defined Benefit Plan, Prior Service Cost (Credit), after Reclassification Adjustment, before Tax, Total | Concept (Monetary) | For Period | Debit | us-gaap:DefinedBenefitPlanAmountsRecognizedInOtherComprehensiveIncomeNetPriorServiceCostCreditBeforeTax |
| 229 | Other Comprehensive Income (Loss), Defined Benefit Plan, Transition Asset (Obligation), Reclassification Adjustment from AOCI, before Tax | Concept (Monetary) | For Period | Debit | us-gaap:OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetTransitionAssetObligationBeforeTax |
| 230 | Other Comprehensive Income (Loss), Defined Benefit Plan, Settlement and Curtailment Gain (Loss), before Tax | Concept (Monetary) | For Period | Credit | us-gaap:OtherComprehensiveIncomeLossFinalizationOfPensionAndNonPensionPostretirementPlanValuationBeforeTax |
| 231 | Other Comprehensive (Income) Loss, Defined Benefit Plan, after Reclassification Adjustment, before Tax, Total | Concept (Monetary) | For Period | Debit | us-gaap:OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentBeforeTax |
| 232 | Other Comprehensive (Income) Loss, Defined Benefit Plan, after Tax and Reclassification Adjustment, Attributable to Parent [Abstract] | Abstract | us-gaap:OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentNetOfTaxPortionAttributableToParentAbstract | ||
| 233 | Other Comprehensive (Income) Loss, Defined Benefit Plan, after Reclassification Adjustment, after Tax [Abstract] | Abstract | us-gaap:OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentNetOfTaxPeriodIncreaseDecreaseAbstract | ||
| 234 | Other Comprehensive (Income) Loss, Defined Benefit Plan, before Reclassification Adjustment, after Tax [Abstract] | Abstract | us-gaap:OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentBeforeReclassificationAdjustmentsNetOfTaxAbstract | ||
| 235 | Other Comprehensive Income (Loss), Defined Benefit Plan, Gain (Loss) Arising During Period, after Tax | Concept (Monetary) | For Period | Credit | us-gaap:OtherComprehensiveIncomeDefinedBenefitPlansNetUnamortizedGainLossArisingDuringPeriodNetOfTax |
| 236 | Other Comprehensive (Income) Loss, Defined Benefit Plan, Prior Service Cost (Credit), after Tax | Concept (Monetary) | For Period | Debit | us-gaap:OtherComprehensiveIncomeDefinedBenefitPlanNetPriorServiceCostsCreditArisingDuringPeriodNetOfTax |
| 237 | Other Comprehensive Income (Loss), Defined Benefit Plan, Settlement and Curtailment Gain (Loss), after Tax | Concept (Monetary) | For Period | Credit | us-gaap:OtherComprehensiveIncomeLossFinalizationOfPensionAndNonPensionPostretirementPlanValuationNetOfTax |
| 238 | Other Comprehensive (Income) Loss, Defined Benefit Plan, before Reclassification Adjustment, after Tax, Total | Concept (Monetary) | For Period | Debit | us-gaap:OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentBeforeReclassificationAdjustmentsNetOfTax |
| 239 | Other Comprehensive (Income) Loss, Defined Benefit Plan, Reclassification Adjustment from AOCI, after Tax [Abstract] | Abstract | us-gaap:OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansNetOfTaxAbstract | ||
| 240 | Other Comprehensive Income (Loss), Defined Benefit Plan, Gain (Loss), Reclassification Adjustment from AOCI, after Tax | Concept (Monetary) | For Period | Debit | us-gaap:OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossNetOfTax |
| 241 | Other Comprehensive (Income) Loss, Defined Benefit Plan, Prior Service Cost (Credit), Reclassification Adjustment from AOCI, after Tax | Concept (Monetary) | For Period | Credit | us-gaap:OtherComprehensiveIncomeLossAmortizationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetPriorServiceCostCreditNetOfTax |
| 242 | Other Comprehensive Income (Loss), Defined Benefit Plan, Transition Asset (Obligation), Reclassification Adjustment from AOCI, after Tax | Concept (Monetary) | For Period | Debit | us-gaap:OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetTransitionAssetObligationNetOfTax |
| 243 | Other Comprehensive (Income) Loss, Defined Benefit Plan, Reclassification Adjustment from AOCI, after Tax, Total | Concept (Monetary) | For Period | Credit | us-gaap:OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansNetOfTax |
| 244 | Other Comprehensive (Income) Loss, Defined Benefit Plan, after Reclassification Adjustment, after Tax, Total | Concept (Monetary) | For Period | Debit | us-gaap:OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax |
| 245 | Other Comprehensive (Income) Loss, Defined Benefit Plan, after Tax and Reclassification Adjustment, Attributable to Noncontrolling Interest | Concept (Monetary) | For Period | Credit | us-gaap:OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentNetOfTaxPortionAttributableToNoncontrollingInterest |
| 246 | Other Comprehensive (Income) Loss, Defined Benefit Plan, after Tax and Reclassification Adjustment, Attributable to Parent, Total | Concept (Monetary) | For Period | Debit | us-gaap:OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentNetOfTaxPortionAttributableToParent |
| 247 | Defined Benefit Plan, Accumulated Other Comprehensive (Income) Loss, before Tax [Abstract] | Abstract | us-gaap:DefinedBenefitPlanAccumulatedOtherComprehensiveIncomeBeforeTaxAbstract | ||
| 248 | Defined Benefit Plan, Accumulated Other Comprehensive Income (Loss), Gain (Loss), before Tax | Concept (Monetary) | As Of | Credit | us-gaap:DefinedBenefitPlanAccumulatedOtherComprehensiveIncomeNetGainsLossesBeforeTax |
| 249 | Defined Benefit Plan, Accumulated Other Comprehensive (Income) Loss, Prior Service Cost (Credit), before Tax | Concept (Monetary) | As Of | Debit | us-gaap:DefinedBenefitPlanAccumulatedOtherComprehensiveIncomeNetPriorServiceCostCreditBeforeTax |
| 250 | Defined Benefit Plan, Accumulated Other Comprehensive Income (Loss), Transition Asset (Obligation), before Tax | Concept (Monetary) | As Of | Credit | us-gaap:DefinedBenefitPlanAccumulatedOtherComprehensiveIncomeNetTransitionAssetsObligationsBeforeTax |
| 251 | Defined Benefit Plan, Accumulated Other Comprehensive (Income) Loss, before Tax, Total | Concept (Monetary) | As Of | Debit | us-gaap:DefinedBenefitPlanAccumulatedOtherComprehensiveIncomeBeforeTax |
| 252 | Accumulated Other Comprehensive (Income) Loss, Defined Benefit Plan, after Tax [Abstract] | Abstract | us-gaap:DefinedBenefitPlanAccumulatedOtherComprehensiveIncomeLossAfterTaxAbstract | ||
| 253 | Accumulated Other Comprehensive Income (Loss), Defined Benefit Plan, Gain (Loss), after Tax | Concept (Monetary) | As Of | Credit | us-gaap:DefinedBenefitPlanAccumulatedOtherComprehensiveIncomeNetGainsLossesAfterTax |
| 254 | Accumulated Other Comprehensive (Income) Loss, Defined Benefit Plan, Prior Service Cost (Credit), after Tax | Concept (Monetary) | As Of | Debit | us-gaap:DefinedBenefitPlanAccumulatedOtherComprehensiveIncomeNetPriorServiceCostCreditAfterTax |
| 255 | Accumulated Other Comprehensive Income (Loss), Defined Benefit Plan, Transition Asset (Obligation), after Tax | Concept (Monetary) | As Of | Credit | us-gaap:DefinedBenefitPlanAccumulatedOtherComprehensiveIncomeNetTransitionAssetsObligationsAfterTax |
| 256 | Accumulated Other Comprehensive (Income) Loss, Defined Benefit Plan, after Tax, Total | Concept (Monetary) | As Of | Debit | us-gaap:AccumulatedOtherComprehensiveIncomeLossDefinedBenefitPensionAndOtherPostretirementPlansNetOfTax |
| 257 | Defined Benefit Plan, Amount Recognized in Net Periodic Benefit Cost (Credit) and Other Comprehensive (Income) Loss, before Tax [Abstract] | Abstract | us-gaap:AmountRecognizedInNetPeriodicBenefitCostAndOtherComprehensiveIncomeLossBeforeTaxAbstract | ||
| 258 | Defined Benefit Plan, Net Periodic Benefit Cost (Credit) | Concept (Monetary) | For Period | Debit | us-gaap:DefinedBenefitPlanNetPeriodicBenefitCost |
| 259 | Other Comprehensive (Income) Loss, Defined Benefit Plan, after Reclassification Adjustment, before Tax | Concept (Monetary) | For Period | Debit | us-gaap:OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentBeforeTax |
| 260 | Defined Benefit Plan, Amount Recognized in Net Periodic Benefit Cost (Credit) and Other Comprehensive (Income) Loss, before Tax, Total | Concept (Monetary) | For Period | Debit | us-gaap:AmountRecognizedInNetPeriodicBenefitCostAndOtherComprehensiveIncomeLossBeforeTax |
| 261 | Defined Benefit Plan, Assumptions Used in Calculations [Abstract] | Abstract | us-gaap:DefinedBenefitPlanAssumptionsUsedInCalculationsAbstract | ||
| 262 | Defined Benefit Plan, Assumptions Used in Calculation, Description | Concept (Text/String) | For Period | us-gaap:DefinedBenefitPlanAssumptionsUsedInCalculationsNarrativeDescription | |
| 263 | Defined Benefit Plan, Weighted Average Assumptions Used in Calculating Benefit Obligation [Abstract] | Abstract | us-gaap:DefinedBenefitPlanWeightedAverageAssumptionsUsedInCalculatingBenefitObligationAbstract | ||
| 264 | Defined Benefit Plan, Assumptions Used Calculating Benefit Obligation, Discount Rate | Concept (Percent) | As Of | us-gaap:DefinedBenefitPlanAssumptionsUsedCalculatingBenefitObligationDiscountRate | |
| 265 | Defined Benefit Plan, Assumptions Used Calculating Benefit Obligation, Rate of Compensation Increase | Concept (Percent) | As Of | us-gaap:DefinedBenefitPlanAssumptionsUsedCalculatingBenefitObligationRateOfCompensationIncrease | |
| 266 | Defined Benefit Plan, Assumptions Used Calculating Benefit Obligation, Weighted-Average Interest Crediting Rate | Concept (Percent) | As Of | us-gaap:DefinedBenefitPlanAssumptionsUsedCalculatingBenefitObligationWeightedAverageInterestCreditingRate | |
| 267 | Defined Benefit Plan, Weighted Average Assumptions Used in Calculating Net Periodic Benefit Cost [Abstract] | Abstract | us-gaap:DefinedBenefitPlanWeightedAverageAssumptionsUsedInCalculatingNetPeriodicBenefitCostAbstract | ||
| 268 | Defined Benefit Plan, Assumptions Used Calculating Net Periodic Benefit Cost, Discount Rate | Concept (Percent) | For Period | us-gaap:DefinedBenefitPlanAssumptionsUsedCalculatingNetPeriodicBenefitCostDiscountRate | |
| 269 | Defined Benefit Plan, Assumptions Used Calculating Net Periodic Benefit Cost, Expected Long-term Rate of Return on Plan Assets | Concept (Percent) | For Period | us-gaap:DefinedBenefitPlanAssumptionsUsedCalculatingNetPeriodicBenefitCostExpectedLongTermReturnOnAssets | |
| 270 | Defined Benefit Plan, Assumptions Used Calculating Net Periodic Benefit Cost, Rate of Compensation Increase | Concept (Percent) | For Period | us-gaap:DefinedBenefitPlanAssumptionsUsedCalculatingNetPeriodicBenefitCostRateOfCompensationIncrease | |
| 271 | Defined Benefit Plan, Assumptions Used Calculating Net Periodic Benefit Cost, Change Due to Subsequent Interim Measurement, Weighted-Average Expected Long-term Rate of Return on Plan Assets | Concept (Percent) | For Period | us-gaap:DefinedBenefitPlanAssumptionsUsedCalculatingNetPeriodicBenefitCostChangeDueToSubsequentInterimMeasurementWeightedAverageExpectedLongTermRateOfReturnOnPlanAssets | |
| 272 | Defined Benefit Plan, Assumptions Used Calculating Net Periodic Benefit Cost, Weighted-Average Interest Crediting Rate | Concept (Percent) | For Period | us-gaap:DefinedBenefitPlanAssumptionsUsedCalculatingNetPeriodicBenefitCostWeightedAverageInterestCreditingRate | |
| 273 | Defined Benefit Plan, Assumed Health Care Cost Trend Rates [Abstract] | Abstract | us-gaap:DefinedBenefitPlanAssumedHealthCareCostTrendRatesAbstract | ||
| 274 | Defined Benefit Plan, Health Care Cost Trend Rate Assumed, Next Fiscal Year | Concept (Percent) | As Of | us-gaap:DefinedBenefitPlanHealthCareCostTrendRateAssumedNextFiscalYear | |
| 275 | Defined Benefit Plan, Ultimate Health Care Cost Trend Rate | Concept (Percent) | As Of | us-gaap:DefinedBenefitPlanUltimateHealthCareCostTrendRate1 | |
| 276 | Defined Benefit Plan, Year Health Care Cost Trend Rate Reaches Ultimate Trend Rate | Concept (us-types:gYearListItemType) | For Period | us-gaap:DefinedBenefitPlanYearHealthCareCostTrendRateReachesUltimateTrendRate | |
| 277 | Defined Benefit Plan, Assumed Health Care Cost Trend Rate, Description | Concept (Text/String) | For Period | us-gaap:DefinedBenefitPlanDescriptionOfDirectionAndPatternOfChangeForAssumedHealthCareCostTrendRate | |
| 278 | Defined Benefit Plan, Effect of One-Percentage Point Change in Assumed Health Care Cost Trend Rate [Abstract] | Abstract | us-gaap:DefinedBenefitPlanEffectOfOnePercentagePointChangeInAssumedHealthCareCostTrendRatesAbstract | ||
| 279 | Defined Benefit Plan, Effect of One Percentage Point Increase on Service and Interest Cost Components | Concept (Monetary) | For Period | Debit | us-gaap:DefinedBenefitPlanEffectOfOnePercentagePointIncreaseOnServiceAndInterestCostComponents |
| 280 | Defined Benefit Plan, Effect of One Percentage Point Decrease on Service and Interest Cost Components | Concept (Monetary) | For Period | Credit | us-gaap:DefinedBenefitPlanEffectOfOnePercentagePointDecreaseOnServiceAndInterestCostComponents1 |
| 281 | Defined Benefit Plan, Effect of One Percentage Point Increase on Accumulated Postretirement Benefit Obligation | Concept (Monetary) | For Period | Credit | us-gaap:DefinedBenefitPlanEffectOfOnePercentagePointIncreaseOnAccumulatedPostretirementBenefitObligation |
| 282 | Defined Benefit Plan, Effect of One Percentage Point Decrease on Accumulated Postretirement Benefit Obligation | Concept (Monetary) | For Period | Debit | us-gaap:DefinedBenefitPlanEffectOfOnePercentagePointDecreaseOnAccumulatedPostretirementBenefitObligation1 |
| 283 | Defined Benefit Plan, Information about Plan Assets [Abstract] | Abstract | us-gaap:DefinedBenefitPlanInformationAboutPlanAssetsAbstract | ||
| 284 | Defined Benefit Plan, Plan Assets, Amount | Concept (Monetary) | As Of | Debit | us-gaap:DefinedBenefitPlanFairValueOfPlanAssets |
| 285 | Defined Benefit Plan, Plan Assets, Fair Value by Hierarchy and NAV [Extensible List] | Concept (srt-types:extensibleListItemType) | As Of | us-gaap:DefinedBenefitPlanPlanAssetsFairValueByHierarchyAndNavExtensibleList | |
| 286 | Defined Benefit Plan, Plan Assets, Allocations [Abstract] | Abstract | us-gaap:DefinedBenefitPlanAssetsTargetAllocationsAbstract | ||
| 287 | Defined Benefit Plan, Plan Assets, Target Allocation, Percentage | Concept (Percent) | As Of | us-gaap:DefinedBenefitPlanPlanAssetsTargetAllocationPercentage | |
| 288 | Defined Benefit Plan, Plan Assets, Actual Allocation, Percentage | Concept (Percent) | As Of | us-gaap:DefinedBenefitPlanWeightedAverageAssetAllocations | |
| 289 | Defined Benefit Plan, Plan Assets, Investment within Plan Asset Category, Percentage | Concept (Percent) | As Of | us-gaap:DefinedBenefitPlanPlanAssetsInvestmentWithinPlanAssetCategoryPercentage | |
| 290 | Defined Benefit Plan, Plan Assets, Investment within Plan Asset Category, Amount | Concept (Monetary) | As Of | Debit | us-gaap:DefinedBenefitPlanPlanAssetsInvestmentWithinPlanAssetCategoryAmount |
| 291 | Defined Benefit Plan, Plan Assets, Employer, Related Party, Amount | Concept (Monetary) | As Of | Debit | us-gaap:DefinedBenefitPlanAmountOfEmployerAndRelatedPartySecuritiesIncludedInPlanAssets |
| 292 | Defined Benefit Plan, Plan Assets, Employer, Related Party, Type [Extensible List] | Concept (srt-types:extensibleListItemType) | As Of | us-gaap:DefinedBenefitPlanPlanAssetsEmployerRelatedPartyTypeExtensibleList | |
| 293 | Defined Benefit Plan, Plan Assets, Employer, Related Party Transaction, Type [Extensible List] | Concept (srt-types:extensibleListItemType) | As Of | us-gaap:DefinedBenefitPlanPlanAssetsEmployerRelatedPartyTransactionTypeExtensibleList | |
| 294 | Defined Benefit Plan, Plan Assets, Employer, Related Party, Number of Shares | Concept (Shares) | As Of | us-gaap:DefinedBenefitPlanNumberOfSharesOfEquitySecuritiesIssuedByEmployerAndRelatedPartiesIncludedInPlanAssets | |
| 295 | Defined Benefit Plan, Plan Assets, Expected to be Returned to Employer, Amount | Concept (Monetary) | As Of | Debit | us-gaap:DefinedBenefitPlanAssetsExpectedToBeReturnedToEmployerAmount |
| 296 | Defined Benefit Plan, Plan Assets, Description [Abstract] | Abstract | us-gaap:DefinedBenefitPlanPlanAssetsDescriptionAbstract | ||
| 297 | Defined Benefit Plan, Plan Assets, Investment Policy and Strategy, Description | Concept (Text/String) | For Period | us-gaap:DefinedBenefitPlanInvestmentPoliciesAndStrategiesNarrativeDescription | |
| 298 | Defined Benefit Plan, Plan Assets, Expected Long-term Rate-of-Return, Description | Concept (Text/String) | For Period | us-gaap:DefinedBenefitPlanNarrativeDescriptionOfBasisUsedToDetermineOverallExpectedLongTermRateOfReturnOnAssetsAssumption | |
| 299 | Defined Benefit Plan, Plan Assets, Valuation Technique and Inputs [Abstract] | Abstract | us-gaap:DefinedBenefitPlanPlanAssetsAtFairValueValuationTechniquesAndInputsAbstract | ||
| 300 | Defined Benefit Plan, Plan Assets, Valuation Technique [Extensible List] | Concept (srt-types:extensibleListItemType) | As Of | us-gaap:DefinedBenefitPlanPlanAssetsValuationTechniqueExtensibleList | |
| 301 | Defined Benefit Plan, Plan Assets, Measurement Input [Extensible List] | Concept (srt-types:extensibleListItemType) | As Of | us-gaap:DefinedBenefitPlanPlanAssetsMeasurementInputExtensibleList | |
| 302 | Defined Benefit Plan, Plan Assets, Change in Valuation Technique and Input, Description | Concept (Text/String) | For Period | us-gaap:DefinedBenefitPlanPlanAssetsAtFairValueValuationTechniquesAndInputsChanges | |
| 303 | Defined Benefit Plan, Plan Assets, Accounting Policy Election, Measurement Date [Abstract] | Abstract | us-gaap:DefinedBenefitPlanAccountingPolicyElectionMeasurementDateAbstract | ||
| 304 | Defined Benefit Plan, Plan Assets, Accounting Policy Election, Measurement Date [Policy Text Block] | Concept (Text Block (HTML)) | For Period | us-gaap:DefinedBenefitPlanAccountingPolicyElectionMeasurementDatePolicyTextBlock | |
| 305 | Defined Benefit Plan, Plan Assets, Accounting Policy Election, Measurement Date | Concept (Date) | For Period | us-gaap:DefinedBenefitPlanAccountingPolicyElectionMeasurementDate | |
| 306 | Defined Benefit Plan, Expected Amounts [Abstract] | Abstract | us-gaap:DefinedBenefitPlanExpectedAmountsAbstract | ||
| 307 | Defined Benefit Plan, Expected Amortization, Next Fiscal Year [Abstract] | Abstract | us-gaap:DefinedBenefitPlanAmountsThatWillBeAmortizedFromAccumulatedOtherComprehensiveIncomeLossInNextFiscalYearAbstract | ||
| 308 | Defined Benefit Plan, Expected Amortization of Gain (Loss), Next Fiscal Year | Concept (Monetary) | As Of | Credit | us-gaap:DefinedBenefitPlanExpectedAmortizationOfGainLossNextFiscalYear |
| 309 | Defined Benefit Plan, Expected Amortization of Prior Service Cost (Credit), Next Fiscal Year | Concept (Monetary) | As Of | Debit | us-gaap:DefinedBenefitPlanExpectedAmortizationOfPriorServiceCostCreditNextFiscalYear |
| 310 | Defined Benefit Plan, Expected Amortization of Transition Asset (Obligation), Next Fiscal Year | Concept (Monetary) | As Of | Credit | us-gaap:DefinedBenefitPlanExpectedAmortizationOfTransitionAssetObligationNextFiscalYear |
| 311 | Defined Benefit Plan, Expected Amortization, Next Fiscal Year, Total | Concept (Monetary) | As Of | Debit | us-gaap:DefinedBenefitPlanExpectedAmortizationNextFiscalYear |
| 312 | Defined Benefit Plan, Expected Future Benefit Payment [Abstract] | Abstract | us-gaap:DefinedBenefitPlanEstimatedFutureBenefitPaymentsAbstract | ||
| 313 | Defined Benefit Plan, Expected Future Benefit Payment, Next Twelve Months | Concept (Monetary) | As Of | Credit | us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsNextTwelveMonths |
| 314 | Defined Benefit Plan, Expected Future Benefit Payment, Year Two | Concept (Monetary) | As Of | Credit | us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsYearTwo |
| 315 | Defined Benefit Plan, Expected Future Benefit Payment, Year Three | Concept (Monetary) | As Of | Credit | us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsYearThree |
| 316 | Defined Benefit Plan, Expected Future Benefit Payment, Year Four | Concept (Monetary) | As Of | Credit | us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFour |
| 317 | Defined Benefit Plan, Expected Future Benefit Payment, Year Five | Concept (Monetary) | As Of | Credit | us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFive |
| 318 | Defined Benefit Plan, Expected Future Benefit Payment, Five Fiscal Years Thereafter | Concept (Monetary) | As Of | Credit | us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsFiveFiscalYearsThereafter |
| 319 | Defined Benefit Plan, Expected Future Benefit Payment, Remainder of Fiscal Year | Concept (Monetary) | As Of | Credit | us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsRemainderOfFiscalYear |
| 320 | Defined Benefit Plan, Expected Future Employer Contributions [Abstract] | Abstract | us-gaap:DefinedBenefitPlanEstimatedFutureEmployerContributionsAbstract | ||
| 321 | Defined Benefit Plan, Expected Future Employer Contributions, Next Fiscal Year | Concept (Monetary) | As Of | Debit | us-gaap:DefinedBenefitPlanExpectedFutureEmployerContributionsNextFiscalYear |
| 322 | Defined Benefit Plan, Expected Future Employer Contributions, Next Fiscal Year, Description | Concept (Text/String) | For Period | us-gaap:DefinedBenefitPlanEstimatedFutureEmployerContributionsInNextFiscalYearDescription | |
| 323 | Defined Benefit Plan, Expected Future Employer Contributions, Current Fiscal Year | Concept (Monetary) | As Of | Debit | us-gaap:DefinedBenefitPlanExpectedFutureEmployerContributionsCurrentFiscalYear |
| 324 | Defined Benefit Plan, Expected Future Employer Contributions, Current Fiscal Year, Description | Concept (Text/String) | For Period | us-gaap:DefinedBenefitPlanEstimatedFutureEmployerContributionsInCurrentFiscalYearDescription | |
| 325 | Defined Benefit Plan, Expected Future Employer Contributions, Remainder of Fiscal Year | Concept (Monetary) | As Of | Debit | us-gaap:DefinedBenefitPlanExpectedFutureEmployerContributionsRemainderOfFiscalYear |
| 326 | Defined Benefit Plan, Expected Future Prescription Drug Subsidy Receipt [Abstract] | Abstract | us-gaap:DisclosureOfExpectedGrossPrescriptionDrugSubsidyReceiptsAbstract | ||
| 327 | Defined Benefit Plan, Expected Future Prescription Drug Subsidy Receipt, Next Twelve Months | Concept (Monetary) | As Of | Debit | us-gaap:PrescriptionDrugSubsidyReceiptsNextTwelveMonths |
| 328 | Defined Benefit Plan, Expected Future Prescription Drug Subsidy Receipt, Year Two | Concept (Monetary) | As Of | Debit | us-gaap:PrescriptionDrugSubsidyReceiptsYearTwo1 |
| 329 | Defined Benefit Plan, Expected Future Prescription Drug Subsidy Receipt, Year Three | Concept (Monetary) | As Of | Debit | us-gaap:PrescriptionDrugSubsidyReceiptsYearThree1 |
| 330 | Defined Benefit Plan, Expected Future Prescription Drug Subsidy Receipt, Year Four | Concept (Monetary) | As Of | Debit | us-gaap:PrescriptionDrugSubsidyReceiptsYearFour1 |
| 331 | Defined Benefit Plan, Expected Future Prescription Drug Subsidy Receipt, Year Five | Concept (Monetary) | As Of | Debit | us-gaap:PrescriptionDrugSubsidyReceiptsYearFive1 |
| 332 | Defined Benefit Plan, Expected Future Prescription Drug Subsidy Receipt, after Year Five | Concept (Monetary) | As Of | Debit | us-gaap:PrescriptionDrugSubsidyReceiptsAfterYearFive |
| 333 | Defined Benefit Plan, Plan Assets, Expected to be Returned to Employer, Amount | Concept (Monetary) | As Of | Debit | us-gaap:DefinedBenefitPlanAssetsExpectedToBeReturnedToEmployerAmount |
| 334 | Defined Benefit Plan, Additional Information [Abstract] | Abstract | us-gaap:DefinedBenefitPlanAdditionalInformationAbstract | ||
| 335 | Defined Benefit Plan, Accumulated Benefit Obligation | Concept (Monetary) | As Of | Credit | us-gaap:DefinedBenefitPlanAccumulatedBenefitObligation |
| 336 | Defined Benefit Plan, Plan with Accumulated Benefit Obligation in Excess of Plan Assets [Abstract] | Abstract | us-gaap:DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAssetsAbstract | ||
| 337 | Defined Benefit Plan, Plan with Accumulated Benefit Obligation in Excess of Plan Assets, Accumulated Benefit Obligation | Concept (Monetary) | As Of | Credit | us-gaap:DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAssetsAggregateAccumulatedBenefitObligation |
| 338 | Defined Benefit Plan, Plan with Accumulated Benefit Obligation in Excess of Plan Assets, Plan Assets | Concept (Monetary) | As Of | Debit | us-gaap:DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAssetsAggregateFairValueOfPlanAssets |
| 339 | Defined Benefit Plan, Pension Plan with Accumulated Benefit Obligation in Excess of Plan Assets, Projected Benefit Obligation | Concept (Monetary) | As Of | Credit | us-gaap:DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAssetsAggregateProjectedBenefitObligation |
| 340 | Defined Benefit Plan, Pension Plan with Project Benefit Obligation in Excess of Plan Assets [Abstract] | Abstract | us-gaap:DefinedBenefitPlanPlansWithBenefitObligationsInExcessOfPlanAssetsAbstract | ||
| 341 | Defined Benefit Plan, Pension Plan with Projected Benefit Obligation in Excess of Plan Assets, Projected Benefit Obligation | Concept (Monetary) | As Of | Credit | us-gaap:DefinedBenefitPlanPensionPlanWithProjectedBenefitObligationInExcessOfPlanAssetsProjectedBenefitObligation |
| 342 | Defined Benefit Plan, Pension Plan with Projected Benefit Obligation in Excess of Plan Assets, Accumulated Benefit Obligation | Concept (Monetary) | As Of | Credit | us-gaap:DefinedBenefitPlanPensionPlanWithProjectedBenefitObligationInExcessOfPlanAssetsAccumulatedBenefitObligation |
| 343 | Defined Benefit Plan, Pension Plan with Projected Benefit Obligation in Excess of Plan Assets, Plan Assets | Concept (Monetary) | As Of | Debit | us-gaap:DefinedBenefitPlanPensionPlanWithProjectedBenefitObligationInExcessOfPlanAssetsPlanAssets |
| 344 | Defined Benefit Plan, Funded Percentage | Concept (Percent) | As Of | us-gaap:DefinedBenefitPlanFundedPercentage | |
| 345 | Defined Benefit Plan, Changes in Benefit Obligation and Plan Assets, Description | Concept (Text/String) | For Period | us-gaap:DefinedBenefitPlanExplanationOfSignificantChangeInBenefitObligationOrPlanAssetsNotApparentFromOtherRequiredDisclosures | |
| 346 | Defined Benefit Plan, Estimated Future Retirement Benefits Covered by Insurance Contract, Amount | Concept (Monetary) | As Of | Debit | us-gaap:DefinedBenefitPlanEstimatedAmountOfPlanParticipantsFutureBenefitsCoveredByInsuranceContractsIssuedByEmployerOrRelatedParties |
| 347 | Defined Benefit Plan, Related Party Transaction, Description | Concept (Text/String) | For Period | us-gaap:DefinedBenefitPlanSignificantTransactionsBetweenEmployerOrRelatedPartiesAndPlanDuringYear | |
| 348 | Defined Benefit Plan, Alternative Method Used to Amortize Prior Service Cost, Description | Concept (Text/String) | For Period | us-gaap:DefinedBenefitPlanAlternativeMethodUsedToAmortizePriorServiceAmounts | |
| 349 | Defined Benefit Plan, Alternative Method Used to Amortize Gain (Loss), Description | Concept (Text/String) | For Period | us-gaap:DefinedBenefitPlanAlternativeMethodUsedToAmortizeNetGainsAndLosses | |
| 350 | Defined Benefit Plan, Substantive Commitment Used as Basis for Accounting for Benefit Obligation, Description | Concept (Text/String) | For Period | us-gaap:DefinedBenefitPlanDescriptionOfAnySubstantiveCommitmentUsedAsBasisForAccountingForBenefitObligation | |
| 351 | Defined Benefit Plan, Government's Rights to Plan Assets in Event of Plan Termination, Description | Concept (Text/String) | For Period | us-gaap:DefinedBenefitPlanGovernmentsRightsToPlanAssetsInEventOfPlanTermination | |
| 352 | Defined Benefit Plan, Government's Rights to Plan Assets in Event of Plan Termination, Amount | Concept (Monetary) | As Of | Debit | us-gaap:DefinedBenefitPlanGovernmentsRightsToPlanAssetsInEventOfPlanTerminationAmount |
| 353 | Defined Benefit Plan, Method to Determine Vested Benefit Obligation, Description | Concept (Text/String) | For Period | us-gaap:DefinedBenefitPlanPensionMethodToDetermineVestedBenefitObligation | |
| 354 | Defined Benefit Plan, Unfunded Plan | Concept (Text/String) | For Period | us-gaap:DefinedBenefitPlanUnfundedPlan | |
| 355 | Defined Benefit Plan, Plan Amendment [Abstract] | Abstract | us-gaap:DefinedBenefitPlanPlanAmendmentAbstract | ||
| 356 | Defined Benefit Plan, Accumulated Benefit Obligation, Increase (Decrease) for Plan Amendment | Concept (Monetary) | For Period | Credit | us-gaap:DefinedBenefitPlanAccumulatedBenefitObligationIncreaseDecreaseForPlanAmendment |
| 357 | Defined Benefit Plan, Net Periodic Benefit Cost (Credit), Increase (Decrease) for Plan Amendment | Concept (Monetary) | For Period | Debit | us-gaap:DefinedBenefitPlanNetPeriodicBenefitCostCreditIncreaseDecreaseForPlanAmendment |
| 358 | Defined Benefit Plan, Settlement and Curtailment [Abstract] | Abstract | us-gaap:DefinedBenefitPlanSettlementsAndCurtailmentsAbstract | ||
| 359 | Defined Benefit Plan, Accumulated Benefit Obligation, (Increase) Decrease for Settlement and Curtailment | Concept (Monetary) | For Period | Debit | us-gaap:DefinedBenefitPlanAccumulatedBenefitObligationIncreaseDecreaseForSettlementAndCurtailment |
| 360 | Defined Benefit Plan, Special and Contractual Termination Benefits [Abstract] | Abstract | us-gaap:DefinedBenefitPlanSpecialOrContractualTerminationBenefitsDuringPeriodAbstract | ||
| 361 | Defined Benefit Plan, Special and Contractual Termination Benefits, Description | Concept (Text/String) | For Period | us-gaap:DefinedBenefitPlanDescriptionOfNatureOfEventResultingInSpecialOrContractualTerminationBenefitsRecognizedDuringPeriod | |
| 362 | Defined Benefit Plan, Cost of Providing Special and Contractual Termination Benefits | Concept (Monetary) | For Period | Debit | us-gaap:DefinedBenefitPlanCostOfProvidingSpecialOrContractualTerminationBenefitRecognizedDuringPeriod |
| 363 | Defined Benefit Plan, Postretirement Medical Plan with Prescription Drug Benefits [Abstract] | Abstract | us-gaap:PostretirementMedicalPlansWithPrescriptionDrugBenefitsAbstract | ||
| 364 | Defined Benefit Plan, Postretirement Medical Plan with Prescription Drug Benefits, Description | Concept (Text/String) | For Period | us-gaap:DescriptionOfPostretirementMedicalPlansWithPrescriptionDrugBenefits | |
| 365 | Defined Benefit Plan, Prescription Drug Benefit Subsidy, Effect Not Determined [true false] | Concept (Yes/No) | For Period | us-gaap:PrescriptionDrugBenefitSubsidyEffectNotDetermined | |
| 366 | Defined Benefit Plan, Prescription Drug Benefit, Accumulated Postretirement Benefit Obligation, Decrease for Subsidy | Concept (Monetary) | For Period | Debit | us-gaap:DefinedBenefitPlanPrescriptionDrugBenefitAccumulatedPostretirementBenefitObligationDecreaseForSubsidy |
| 367 | Defined Benefit Plan, Prescription Drug Benefit, Net Periodic Postretirement Benefit Cost, (Increase) Decrease for Subsidy | Concept (Monetary) | For Period | Credit | us-gaap:PrescriptionDrugBenefitEffectOfSubsidyOnNetPeriodicPostretirementBenefitCost1 |
| 368 | Defined Benefit Plan, Expected Future Prescription Drug Subsidy Receipt [Abstract] | Abstract | us-gaap:DisclosureOfExpectedGrossPrescriptionDrugSubsidyReceiptsAbstract | ||
| 369 | Defined Benefit Plan, Expected Future Prescription Drug Subsidy Receipt, Next Twelve Months | Concept (Monetary) | As Of | Debit | us-gaap:PrescriptionDrugSubsidyReceiptsNextTwelveMonths |
| 370 | Defined Benefit Plan, Expected Future Prescription Drug Subsidy Receipt, Year Two | Concept (Monetary) | As Of | Debit | us-gaap:PrescriptionDrugSubsidyReceiptsYearTwo1 |
| 371 | Defined Benefit Plan, Expected Future Prescription Drug Subsidy Receipt, Year Three | Concept (Monetary) | As Of | Debit | us-gaap:PrescriptionDrugSubsidyReceiptsYearThree1 |
| 372 | Defined Benefit Plan, Expected Future Prescription Drug Subsidy Receipt, Year Four | Concept (Monetary) | As Of | Debit | us-gaap:PrescriptionDrugSubsidyReceiptsYearFour1 |
| 373 | Defined Benefit Plan, Expected Future Prescription Drug Subsidy Receipt, Year Five | Concept (Monetary) | As Of | Debit | us-gaap:PrescriptionDrugSubsidyReceiptsYearFive1 |
| 374 | Defined Benefit Plan, Expected Future Prescription Drug Subsidy Receipt, after Year Five | Concept (Monetary) | As Of | Debit | us-gaap:PrescriptionDrugSubsidyReceiptsAfterYearFive |
| 375 | Defined Benefit Plan, Type [Extensible List] | Concept (srt-types:extensibleListItemType) | As Of | us-gaap:DefinedBenefitPlanTypeExtensibleList | |
| 376 | Defined Benefit Plan, Sponsor Location [Extensible List] | Concept (srt-types:extensibleListItemType) | As Of | us-gaap:DefinedBenefitPlanSponsorLocationExtensibleList | |
| 377 | Defined Benefit Plan, Tax Status [Extensible List] | Concept (srt-types:extensibleListItemType) | As Of | us-gaap:DefinedBenefitPlanTaxStatusExtensibleList | |
| 378 | Defined Benefit Plan, Funding Status [Extensible List] | Concept (srt-types:extensibleListItemType) | As Of | us-gaap:DefinedBenefitPlanFundingStatusExtensibleList | |
| 379 | Defined Benefit Plan, Plan Name | Concept (Text/String) | For Period | us-gaap:DefinedBenefitPlanPlanName | |
| 380 | Schedule of Effect of Significant Unobservable Inputs, Changes in Plan Assets [Table Text Block] | Concept (Text Block (HTML)) | For Period | us-gaap:ScheduleOfEffectOfSignificantUnobservableInputsChangesInPlanAssetsTableTextBlock | |
| 381 | Defined Benefit Plan, Plan Assets, Level 3 Reconciliation [Table] | Table | us-gaap:DefinedBenefitPlanPlanAssetsLevel3ReconciliationTable | ||
| 382 | Retirement Plan Type [Axis] | Axis | us-gaap:RetirementPlanTypeAxis | ||
| 383 | Retirement Plan Type [Domain] | Member | us-gaap:RetirementPlanTypeDomain | ||
| 384 | Pension Plan [Member] | Member | us-gaap:PensionPlansDefinedBenefitMember | ||
| 385 | Other Postretirement Benefits Plan [Member] | Member | us-gaap:OtherPostretirementBenefitPlansDefinedBenefitMember | ||
| 386 | Postretirement Health Coverage [Member] | Member | us-gaap:DefinedBenefitPostretirementHealthCoverageMember | ||
| 387 | Postretirement Life Insurance [Member] | Member | us-gaap:DefinedBenefitPostretirementLifeInsuranceMember | ||
| 388 | Other Pension Plan [Member] | Member | us-gaap:OtherPensionPlansDefinedBenefitMember | ||
| 389 | Supplemental Employee Retirement Plan [Member] | Member | us-gaap:SupplementalEmployeeRetirementPlanDefinedBenefitMember | ||
| 390 | Other Pension, Postretirement and Supplemental Plans [Member] | Member | us-gaap:OtherPensionPlansPostretirementOrSupplementalPlansDefinedBenefitMember | ||
| 391 | Postemployment Retirement Benefits [Member] | Member | us-gaap:PostemploymentRetirementBenefitsMember | ||
| 392 | Fair Value Hierarchy and NAV [Axis] | Axis | us-gaap:FairValueByFairValueHierarchyLevelAxis | ||
| 393 | Fair Value Hierarchy and NAV [Domain] | Member | us-gaap:FairValueMeasurementsFairValueHierarchyDomain | ||
| 394 | Fair Value, Inputs, Level 1, 2 and 3 [Member] | Member | us-gaap:FairValueInputsLevel12And3Member | ||
| 395 | Fair Value, Inputs, Level 1 [Member] | Member | us-gaap:FairValueInputsLevel1Member | ||
| 396 | Fair Value, Inputs, Level 2 [Member] | Member | us-gaap:FairValueInputsLevel2Member | ||
| 397 | Fair Value, Inputs, Level 3 [Member] | Member | us-gaap:FairValueInputsLevel3Member | ||
| 398 | Fair Value Measured at Net Asset Value Per Share [Member] | Member | us-gaap:FairValueMeasuredAtNetAssetValuePerShareMember | ||
| 399 | Defined Benefit Plan, Plan Assets, Category [Axis] | Axis | us-gaap:DefinedBenefitPlanByPlanAssetCategoriesAxis | ||
| 400 | Defined Benefit Plan, Plan Assets, Category [Domain] | Member | us-gaap:PlanAssetCategoriesDomain | ||
| 401 | Defined Benefit Plan, Cash and Cash Equivalents [Member] | Member | us-gaap:DefinedBenefitPlanCashAndCashEquivalentsMember | ||
| 402 | Defined Benefit Plan, Cash [Member] | Member | us-gaap:DefinedBenefitPlanCashMember | ||
| 403 | Defined Benefit Plan, Equity Securities [Member] | Member | us-gaap:DefinedBenefitPlanEquitySecuritiesMember | ||
| 404 | Defined Benefit Plan, Equity Securities, US [Member] | Member | us-gaap:DefinedBenefitPlanEquitySecuritiesUsMember | ||
| 405 | Defined Benefit Plan, Equity Securities, US, Large Cap [Member] | Member | us-gaap:DefinedBenefitPlanEquitySecuritiesUsLargeCapMember | ||
| 406 | Defined Benefit Plan, Equity Securities, US, Mid Cap [Member] | Member | us-gaap:DefinedBenefitPlanEquitySecuritiesUsMidCapMember | ||
| 407 | Defined Benefit Plan, Equity Securities, US, Small Cap [Member] | Member | us-gaap:DefinedBenefitPlanEquitySecuritiesUsSmallCapMember | ||
| 408 | Defined Benefit Plan, Equity Securities, Non-US [Member] | Member | us-gaap:DefinedBenefitPlanEquitySecuritiesNonUsMember | ||
| 409 | Defined Benefit Plan, Equity Securities, Large Cap [Member] | Member | us-gaap:DefinedBenefitPlanEquitySecuritiesLargeCapMember | ||
| 410 | Defined Benefit Plan, Equity Securities, Mid Cap [Member] | Member | us-gaap:DefinedBenefitPlanEquitySecuritiesMidCapMember | ||
| 411 | Defined Benefit Plan, Equity Securities, Small Cap [Member] | Member | us-gaap:DefinedBenefitPlanEquitySecuritiesSmallCapMember | ||
| 412 | Defined Benefit Plan, Equity Securities, Common Stock [Member] | Member | us-gaap:DefinedBenefitPlanEquitySecuritiesCommonStockMember | ||
| 413 | Defined Benefit Plan, Equity Securities, Common Stock, Employer, Related Party [Member] | Member | us-gaap:DefinedBenefitPlanEquitySecuritiesCommonStockEmployerRelatedPartyMember | ||
| 414 | Defined Benefit Plan, Equity Securities, Class A Common Stock, Employer, Related Party [Member] | Member | us-gaap:DefinedBenefitPlanEquitySecuritiesClassACommonStockEmployerRelatedPartyMember | ||
| 415 | Defined Benefit Plan, Debt Security [Member] | Member | us-gaap:DefinedBenefitPlanDebtSecurityMember | ||
| 416 | US Treasury and Government [Member] | Member | us-gaap:USTreasuryAndGovernmentMember | ||
| 417 | US Treasury Securities [Member] | Member | us-gaap:USTreasurySecuritiesMember | ||
| 418 | US Government Agencies Debt Securities [Member] | Member | us-gaap:USGovernmentAgenciesDebtSecuritiesMember | ||
| 419 | US Government-sponsored Enterprises Debt Securities [Member] | Member | us-gaap:USGovernmentSponsoredEnterprisesDebtSecuritiesMember | ||
| 420 | US States and Political Subdivisions Debt Securities [Member] | Member | us-gaap:USStatesAndPoliticalSubdivisionsMember | ||
| 421 | Debt Security, Government, Non-US [Member] | Member | us-gaap:ForeignGovernmentDebtSecuritiesMember | ||
| 422 | Corporate Debt Securities [Member] | Member | us-gaap:CorporateDebtSecuritiesMember | ||
| 423 | Debt Security, Corporate, US [Member] | Member | us-gaap:DomesticCorporateDebtSecuritiesMember | ||
| 424 | Debt Security, Corporate, Non-US [Member] | Member | us-gaap:ForeignCorporateDebtSecuritiesMember | ||
| 425 | Defined Benefit Plan, Debt Security, Corporate, Japan [Member] | Member | us-gaap:DefinedBenefitPlanDebtSecurityCorporateJapanMember | ||
| 426 | Defined Benefit Plan, Debt Security, Corporate, Non-Japan [Member] | Member | us-gaap:DefinedBenefitPlanDebtSecurityCorporateNonJapanMember | ||
| 427 | Commercial Paper, Not Included with Cash and Cash Equivalents [Member] | Member | us-gaap:CommercialPaperNotIncludedWithCashAndCashEquivalentsMember | ||
| 428 | Convertible Debt Securities [Member] | Member | us-gaap:ConvertibleDebtSecuritiesMember | ||
| 429 | Asset-backed Securities [Member] | Member | us-gaap:AssetBackedSecuritiesMember | ||
| 430 | Collateralized Mortgage Backed Securities [Member] | Member | us-gaap:MortgageBackedSecuritiesMember | ||
| 431 | Mortgage-backed Securities, Issued by US Government Sponsored Enterprises [Member] | Member | us-gaap:MortgageBackedSecuritiesIssuedByUSGovernmentSponsoredEnterprisesMember | ||
| 432 | Mortgage-backed Securities, Issued by Private Enterprises [Member] | Member | us-gaap:MortgageBackedSecuritiesIssuedByPrivateEnterprisesMember | ||
| 433 | Residential Mortgage Backed Securities [Member] | Member | us-gaap:ResidentialMortgageBackedSecuritiesMember | ||
| 434 | Commercial Mortgage Backed Securities [Member] | Member | us-gaap:CommercialMortgageBackedSecuritiesMember | ||
| 435 | Collateralized Debt Obligations [Member] | Member | us-gaap:CollateralizedDebtObligationsMember | ||
| 436 | Asset-backed Securities, Securitized Loans and Receivables [Member] | Member | us-gaap:AssetBackedSecuritiesSecuritizedLoansAndReceivablesMember | ||
| 437 | Fixed Income Securities [Member] | Member | us-gaap:FixedIncomeSecuritiesMember | ||
| 438 | Other Debt Obligations [Member] | Member | us-gaap:OtherDebtSecuritiesMember | ||
| 439 | Mutual Fund [Member] | Member | us-gaap:MutualFundMember | ||
| 440 | Money Market Funds [Member] | Member | us-gaap:MoneyMarketFundsMember | ||
| 441 | Equity Funds [Member] | Member | us-gaap:EquityFundsMember | ||
| 442 | Fixed Income Funds [Member] | Member | us-gaap:FixedIncomeFundsMember | ||
| 443 | Balanced Funds [Member] | Member | us-gaap:BalancedFundsMember | ||
| 444 | Exchange Traded Funds [Member] | Member | us-gaap:ExchangeTradedFundsMember | ||
| 445 | Defined Benefit Plan, Derivative [Member] | Member | us-gaap:DefinedBenefitPlanDerivativeMember | ||
| 446 | Interest Rate Contract [Member] | Member | us-gaap:InterestRateContractMember | ||
| 447 | Foreign Exchange Contract [Member] | Member | us-gaap:ForeignExchangeContractMember | ||
| 448 | Cross Currency Interest Rate Contract [Member] | Member | us-gaap:CrossCurrencyInterestRateContractMember | ||
| 449 | Equity Contract [Member] | Member | us-gaap:EquityContractMember | ||
| 450 | Commodity Contract [Member] | Member | us-gaap:CommodityContractMember | ||
| 451 | Credit Risk Contract [Member] | Member | us-gaap:CreditRiskContractMember | ||
| 452 | Other Contract [Member] | Member | us-gaap:OtherContractMember | ||
| 453 | Private Equity Funds [Member] | Member | us-gaap:PrivateEquityFundsMember | ||
| 454 | Private Equity Funds, US [Member] | Member | us-gaap:PrivateEquityFundsDomesticMember | ||
| 455 | Private Equity Funds, Non-US [Member] | Member | us-gaap:PrivateEquityFundsForeignMember | ||
| 456 | Hedge Funds [Member] | Member | us-gaap:HedgeFundsMember | ||
| 457 | Hedge Funds, Equity [Member] | Member | us-gaap:HedgeFundsEquityMember | ||
| 458 | Hedge Funds, Event Driven [Member] | Member | us-gaap:HedgeFundsEventDrivenMember | ||
| 459 | Hedge Funds, Global Opportunity [Member] | Member | us-gaap:HedgeFundsGlobalOpportunityMember | ||
| 460 | Hedge Funds, Multi-strategy [Member] | Member | us-gaap:HedgeFundsMultistrategyMember | ||
| 461 | Venture Capital Funds [Member] | Member | us-gaap:VentureCapitalFundsMember | ||
| 462 | Defined Benefit Plan, Real Estate [Member] | Member | us-gaap:DefinedBenefitPlanRealEstateMember | ||
| 463 | Commercial Real Estate [Member] | Member | us-gaap:CommercialRealEstateMember | ||
| 464 | Residential Real Estate [Member] | Member | us-gaap:ResidentialRealEstateMember | ||
| 465 | Defined Benefit Plan, Common Collective Trust [Member] | Member | us-gaap:DefinedBenefitPlanCommonCollectiveTrustMember | ||
| 466 | Defined Benefit Plan, Plan Assets, Level 3 Reconciliation [Line Items] | LineItems | us-gaap:DefinedBenefitPlanPlanAssetsLevel3ReconciliationLineItems | ||
| 467 | Defined Benefit Plan, Change in Fair Value of Plan Assets, Level 3 Reconciliation [Roll Forward] | Abstract | us-gaap:DefinedBenefitPlanChangeInFairValueOfPlanAssetsLevel3ReconciliationRollForward | ||
| 468 | Defined Benefit Plan, Plan Assets, Amount, Beginning Balance | Concept (Monetary) | As Of | Debit | us-gaap:DefinedBenefitPlanFairValueOfPlanAssets |
| 469 | Defined Benefit Plan, Plan Assets, Fair Value by Hierarchy and NAV [Extensible List] | Concept (srt-types:extensibleListItemType) | As Of | us-gaap:DefinedBenefitPlanPlanAssetsFairValueByHierarchyAndNavExtensibleList | |
| 470 | Defined Benefit Plan, Plan Assets Level 3 Reconciliation, Increase (Decrease) for Actual Return (Loss) on Plan Assets Still Held | Concept (Monetary) | For Period | Debit | us-gaap:DefinedBenefitPlanActualReturnOnPlanAssetsStillHeld |
| 471 | Defined Benefit Plan, Plan Assets Level 3 Reconciliation, Increase (Decrease) for Actual Return (Loss) on Plan Assets Sold | Concept (Monetary) | For Period | Debit | us-gaap:DefinedBenefitPlanActualReturnOnPlanAssetsSoldDuringPeriod |
| 472 | Defined Benefit Plan, Plan Assets Level 3 Reconciliation, Increase (Decrease) for Purchase, Sale, and Settlement [Abstract] | Abstract | us-gaap:DefinedBenefitPlanActualReturnOnPlanAssetsAbstract | ||
| 473 | Defined Benefit Plan, Plan Assets Level 3 Reconciliation, Increase for Purchase | Concept (Monetary) | For Period | Debit | us-gaap:DefinedBenefitPlanPlanAssetsLevel3ReconciliationIncreaseForPurchase |
| 474 | Defined Benefit Plan, Plan Assets Level 3 Reconciliation, Decrease for Sale | Concept (Monetary) | For Period | Credit | us-gaap:DefinedBenefitPlanPlanAssetsLevel3ReconciliationDecreaseForSale |
| 475 | Defined Benefit Plan, Plan Assets Level 3 Reconciliation, Decrease for Settlement | Concept (Monetary) | For Period | Credit | us-gaap:DefinedBenefitPlanPlanAssetsLevel3ReconciliationDecreaseForSettlement |
| 476 | Defined Benefit Plan, Plan Assets Level 3 Reconciliation, Increase (Decrease) for Purchase, Sale, and Settlement, Total | Concept (Monetary) | For Period | Debit | us-gaap:DefinedBenefitPlanPurchasesSalesAndSettlements |
| 477 | Defined Benefit Plan, Plan Assets Level 3 Reconciliation, Increase (Decrease) for Assets Transferred into (out of) Level 3 | Concept (Monetary) | For Period | Debit | us-gaap:DefinedBenefitPlanTransfersBetweenMeasurementLevels |
| 478 | Defined Benefit Plan, Plan Assets Level 3 Reconciliation, Period Increase (Decrease), Total | Concept (Monetary) | For Period | us-gaap:DefinedBenefitPlanChangeInFairValueOfPlanAssetsLevel3ReconciliationPeriodIncreaseDecrease | |
| 479 | Defined Benefit Plan, Plan Assets, Amount, Ending Balance | Concept (Monetary) | As Of | Debit | us-gaap:DefinedBenefitPlanFairValueOfPlanAssets |
| 480 | Defined Benefit Plan, Plan Assets, Fair Value by Hierarchy and NAV [Extensible List] | Concept (srt-types:extensibleListItemType) | As Of | us-gaap:DefinedBenefitPlanPlanAssetsFairValueByHierarchyAndNavExtensibleList | |
| 481 | Defined Benefit Plan, Plan Assets, Allocation [Table Text Block] | Concept (Text Block (HTML)) | For Period | us-gaap:DefinedBenefitPlanPlanAssetsAllocationTableTextBlock | |
| 482 | Defined Benefit Plan, Plan Assets, Allocation [Table] | Table | us-gaap:DefinedBenefitPlanPlanAssetsAllocationTable | ||
| 483 | Retirement Plan Type [Axis] | Axis | us-gaap:RetirementPlanTypeAxis | ||
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| 488 | Postretirement Life Insurance [Member] | Member | us-gaap:DefinedBenefitPostretirementLifeInsuranceMember | ||
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| 499 | Defined Benefit Plan, Equity Securities [Member] | Member | us-gaap:DefinedBenefitPlanEquitySecuritiesMember | ||
| 500 | Defined Benefit Plan, Equity Securities, US [Member] | Member | us-gaap:DefinedBenefitPlanEquitySecuritiesUsMember | ||
| 501 | Defined Benefit Plan, Equity Securities, US, Large Cap [Member] | Member | us-gaap:DefinedBenefitPlanEquitySecuritiesUsLargeCapMember | ||
| 502 | Defined Benefit Plan, Equity Securities, US, Mid Cap [Member] | Member | us-gaap:DefinedBenefitPlanEquitySecuritiesUsMidCapMember | ||
| 503 | Defined Benefit Plan, Equity Securities, US, Small Cap [Member] | Member | us-gaap:DefinedBenefitPlanEquitySecuritiesUsSmallCapMember | ||
| 504 | Defined Benefit Plan, Equity Securities, Non-US [Member] | Member | us-gaap:DefinedBenefitPlanEquitySecuritiesNonUsMember | ||
| 505 | Defined Benefit Plan, Equity Securities, Large Cap [Member] | Member | us-gaap:DefinedBenefitPlanEquitySecuritiesLargeCapMember | ||
| 506 | Defined Benefit Plan, Equity Securities, Mid Cap [Member] | Member | us-gaap:DefinedBenefitPlanEquitySecuritiesMidCapMember | ||
| 507 | Defined Benefit Plan, Equity Securities, Small Cap [Member] | Member | us-gaap:DefinedBenefitPlanEquitySecuritiesSmallCapMember | ||
| 508 | Defined Benefit Plan, Equity Securities, Common Stock [Member] | Member | us-gaap:DefinedBenefitPlanEquitySecuritiesCommonStockMember | ||
| 509 | Defined Benefit Plan, Equity Securities, Common Stock, Employer, Related Party [Member] | Member | us-gaap:DefinedBenefitPlanEquitySecuritiesCommonStockEmployerRelatedPartyMember | ||
| 510 | Defined Benefit Plan, Equity Securities, Class A Common Stock, Employer, Related Party [Member] | Member | us-gaap:DefinedBenefitPlanEquitySecuritiesClassACommonStockEmployerRelatedPartyMember | ||
| 511 | Defined Benefit Plan, Debt Security [Member] | Member | us-gaap:DefinedBenefitPlanDebtSecurityMember | ||
| 512 | US Treasury and Government [Member] | Member | us-gaap:USTreasuryAndGovernmentMember | ||
| 513 | US Treasury Securities [Member] | Member | us-gaap:USTreasurySecuritiesMember | ||
| 514 | US Government Agencies Debt Securities [Member] | Member | us-gaap:USGovernmentAgenciesDebtSecuritiesMember | ||
| 515 | US Government-sponsored Enterprises Debt Securities [Member] | Member | us-gaap:USGovernmentSponsoredEnterprisesDebtSecuritiesMember | ||
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| 518 | Corporate Debt Securities [Member] | Member | us-gaap:CorporateDebtSecuritiesMember | ||
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| 520 | Debt Security, Corporate, Non-US [Member] | Member | us-gaap:ForeignCorporateDebtSecuritiesMember | ||
| 521 | Defined Benefit Plan, Debt Security, Corporate, Japan [Member] | Member | us-gaap:DefinedBenefitPlanDebtSecurityCorporateJapanMember | ||
| 522 | Defined Benefit Plan, Debt Security, Corporate, Non-Japan [Member] | Member | us-gaap:DefinedBenefitPlanDebtSecurityCorporateNonJapanMember | ||
| 523 | Commercial Paper, Not Included with Cash and Cash Equivalents [Member] | Member | us-gaap:CommercialPaperNotIncludedWithCashAndCashEquivalentsMember | ||
| 524 | Convertible Debt Securities [Member] | Member | us-gaap:ConvertibleDebtSecuritiesMember | ||
| 525 | Asset-backed Securities [Member] | Member | us-gaap:AssetBackedSecuritiesMember | ||
| 526 | Collateralized Mortgage Backed Securities [Member] | Member | us-gaap:MortgageBackedSecuritiesMember | ||
| 527 | Mortgage-backed Securities, Issued by US Government Sponsored Enterprises [Member] | Member | us-gaap:MortgageBackedSecuritiesIssuedByUSGovernmentSponsoredEnterprisesMember | ||
| 528 | Mortgage-backed Securities, Issued by Private Enterprises [Member] | Member | us-gaap:MortgageBackedSecuritiesIssuedByPrivateEnterprisesMember | ||
| 529 | Residential Mortgage Backed Securities [Member] | Member | us-gaap:ResidentialMortgageBackedSecuritiesMember | ||
| 530 | Commercial Mortgage Backed Securities [Member] | Member | us-gaap:CommercialMortgageBackedSecuritiesMember | ||
| 531 | Collateralized Debt Obligations [Member] | Member | us-gaap:CollateralizedDebtObligationsMember | ||
| 532 | Asset-backed Securities, Securitized Loans and Receivables [Member] | Member | us-gaap:AssetBackedSecuritiesSecuritizedLoansAndReceivablesMember | ||
| 533 | Fixed Income Securities [Member] | Member | us-gaap:FixedIncomeSecuritiesMember | ||
| 534 | Other Debt Obligations [Member] | Member | us-gaap:OtherDebtSecuritiesMember | ||
| 535 | Mutual Fund [Member] | Member | us-gaap:MutualFundMember | ||
| 536 | Money Market Funds [Member] | Member | us-gaap:MoneyMarketFundsMember | ||
| 537 | Equity Funds [Member] | Member | us-gaap:EquityFundsMember | ||
| 538 | Fixed Income Funds [Member] | Member | us-gaap:FixedIncomeFundsMember | ||
| 539 | Balanced Funds [Member] | Member | us-gaap:BalancedFundsMember | ||
| 540 | Exchange Traded Funds [Member] | Member | us-gaap:ExchangeTradedFundsMember | ||
| 541 | Defined Benefit Plan, Derivative [Member] | Member | us-gaap:DefinedBenefitPlanDerivativeMember | ||
| 542 | Interest Rate Contract [Member] | Member | us-gaap:InterestRateContractMember | ||
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| 547 | Credit Risk Contract [Member] | Member | us-gaap:CreditRiskContractMember | ||
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| 551 | Private Equity Funds, Non-US [Member] | Member | us-gaap:PrivateEquityFundsForeignMember | ||
| 552 | Hedge Funds [Member] | Member | us-gaap:HedgeFundsMember | ||
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| 554 | Hedge Funds, Event Driven [Member] | Member | us-gaap:HedgeFundsEventDrivenMember | ||
| 555 | Hedge Funds, Global Opportunity [Member] | Member | us-gaap:HedgeFundsGlobalOpportunityMember | ||
| 556 | Hedge Funds, Multi-strategy [Member] | Member | us-gaap:HedgeFundsMultistrategyMember | ||
| 557 | Venture Capital Funds [Member] | Member | us-gaap:VentureCapitalFundsMember | ||
| 558 | Defined Benefit Plan, Real Estate [Member] | Member | us-gaap:DefinedBenefitPlanRealEstateMember | ||
| 559 | Commercial Real Estate [Member] | Member | us-gaap:CommercialRealEstateMember | ||
| 560 | Residential Real Estate [Member] | Member | us-gaap:ResidentialRealEstateMember | ||
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| 580 | Other Pension Plan [Member] | Member | us-gaap:OtherPensionPlansDefinedBenefitMember | ||
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| 587 | Defined Benefit Plan, Cash [Member] | Member | us-gaap:DefinedBenefitPlanCashMember | ||
| 588 | Defined Benefit Plan, Equity Securities [Member] | Member | us-gaap:DefinedBenefitPlanEquitySecuritiesMember | ||
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| 590 | Defined Benefit Plan, Equity Securities, US, Large Cap [Member] | Member | us-gaap:DefinedBenefitPlanEquitySecuritiesUsLargeCapMember | ||
| 591 | Defined Benefit Plan, Equity Securities, US, Mid Cap [Member] | Member | us-gaap:DefinedBenefitPlanEquitySecuritiesUsMidCapMember | ||
| 592 | Defined Benefit Plan, Equity Securities, US, Small Cap [Member] | Member | us-gaap:DefinedBenefitPlanEquitySecuritiesUsSmallCapMember | ||
| 593 | Defined Benefit Plan, Equity Securities, Non-US [Member] | Member | us-gaap:DefinedBenefitPlanEquitySecuritiesNonUsMember | ||
| 594 | Defined Benefit Plan, Equity Securities, Large Cap [Member] | Member | us-gaap:DefinedBenefitPlanEquitySecuritiesLargeCapMember | ||
| 595 | Defined Benefit Plan, Equity Securities, Mid Cap [Member] | Member | us-gaap:DefinedBenefitPlanEquitySecuritiesMidCapMember | ||
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| 599 | Defined Benefit Plan, Equity Securities, Class A Common Stock, Employer, Related Party [Member] | Member | us-gaap:DefinedBenefitPlanEquitySecuritiesClassACommonStockEmployerRelatedPartyMember | ||
| 600 | Defined Benefit Plan, Debt Security [Member] | Member | us-gaap:DefinedBenefitPlanDebtSecurityMember | ||
| 601 | US Treasury and Government [Member] | Member | us-gaap:USTreasuryAndGovernmentMember | ||
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| 609 | Debt Security, Corporate, Non-US [Member] | Member | us-gaap:ForeignCorporateDebtSecuritiesMember | ||
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| 613 | Convertible Debt Securities [Member] | Member | us-gaap:ConvertibleDebtSecuritiesMember | ||
| 614 | Asset-backed Securities [Member] | Member | us-gaap:AssetBackedSecuritiesMember | ||
| 615 | Collateralized Mortgage Backed Securities [Member] | Member | us-gaap:MortgageBackedSecuritiesMember | ||
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| 705 | Defined Contribution Plan, Employer Matching Contribution, Percent of Employees' Gross Pay | Concept (Percent) | For Period | us-gaap:DefinedContributionPlanEmployerMatchingContributionPercent | |
| 706 | Defined Contribution Plan, Employer Matching Contribution, Percent of Match | Concept (Percent) | For Period | us-gaap:DefinedContributionPlanEmployerMatchingContributionPercentOfMatch | |
| 707 | Defined Contribution Plan, Administrative Expense | Concept (Monetary) | For Period | Debit | us-gaap:DefinedContributionPlanAdministrativeExpenses |
| 708 | Defined Contribution Plan, Employers Matching Contribution, Annual Vesting Percentage | Concept (Percent) | For Period | us-gaap:DefinedContributionPlanEmployersMatchingContributionAnnualVestingPercentage | |
| 709 | Defined Contribution Plan, Employer Discretionary Contribution Amount | Concept (Monetary) | For Period | Debit | us-gaap:DefinedContributionPlanEmployerDiscretionaryContributionAmount |
| 710 | Defined Contribution Plan, Type [Extensible List] | Concept (srt-types:extensibleListItemType) | As Of | us-gaap:DefinedContributionPlanTypeExtensibleList | |
| 711 | Defined Contribution Plan, Sponsor Location [Extensible List] | Concept (srt-types:extensibleListItemType) | As Of | us-gaap:DefinedContributionPlanSponsorLocationExtensibleList | |
| 712 | Defined Contribution Plan, Tax Status [Extensible List] | Concept (srt-types:extensibleListItemType) | As Of | us-gaap:DefinedContributionPlanTaxStatusExtensibleList | |
| 713 | Defined Contribution Plan, Plan Name | Concept (Text/String) | For Period | us-gaap:DefinedContributionPlanPlanName | |
| 714 | Multiemployer Plans [Abstract] | Abstract | us-gaap:MultiemployerPlansAbstract | ||
| 715 | Schedule of Multiemployer Plans [Table Text Block] | Concept (Text Block (HTML)) | For Period | us-gaap:ScheduleOfMultiemployerPlansTableTextBlock | |
| 716 | Schedule of Multiemployer Plans [Table] | Table | us-gaap:ScheduleOfMultiemployerPlansTable | ||
| 717 | Multiemployer Plan Type [Axis] | Axis | us-gaap:MultiemployerPlanTypeAxis | ||
| 718 | Multiemployer Plans Type [Domain] | Member | us-gaap:MultiemployerPlansTypeDomain | ||
| 719 | Multiemployer Plans, Pension [Member] | Member | us-gaap:MultiemployerPlansPensionMember | ||
| 720 | Multiemployer Plans, Postretirement Benefit [Member] | Member | us-gaap:MultiemployerPlansPostretirementBenefitMember | ||
| 721 | Multiemployer Plan Name [Axis] | Axis | us-gaap:MultiemployerPlanNameAxis | ||
| 722 | Multiemployer Plan Name [Domain] | Member | us-gaap:MultiemployerPlanNameDomain | ||
| 723 | Multiemployer Plan, Individually Insignificant Multiemployer Plans [Member] | Member | us-gaap:MultiemployerPlanIndividuallyInsignificantMultiemployerPlansMember | ||
| 724 | Collective Bargaining Arrangement [Axis] | Axis | us-gaap:CollectiveBargainingArrangementAxis | ||
| 725 | Collective Bargaining Arrangement [Domain] | Member | us-gaap:CollectiveBargainingArrangementDomain | ||
| 726 | Multiemployer Plan, Plan Information [Axis] | Axis | us-gaap:MultiemployerPlanPlanInformationAxis | ||
| 727 | Multiemployer Plan, Plan Information [Domain] | Member | us-gaap:MultiemployerPlanPlanInformationDomain | ||
| 728 | Multiemployer Plan, Plan Information, Available [Member] | Member | us-gaap:MultiemployerPlanPlanInformationAvailableMember | ||
| 729 | Multiemployer Plan, Plan Information, Not Available [Member] | Member | us-gaap:MultiemployerPlanPlanInformationNotAvailableMember | ||
| 730 | Multiemployer Plans [Line Items] | LineItems | us-gaap:MultiemployerPlansLineItems | ||
| 731 | Entity Tax Identification Number | Concept (Nine Digit Item) | For Period | dei:EntityTaxIdentificationNumber | |
| 732 | Multiemployer Plan Number | Concept (us-types:threeDigitItemType) | For Period | us-gaap:MultiemployerPlanNumber | |
| 733 | Multiemployer Plans, General Nature | Concept (Text/String) | For Period | us-gaap:MultiemployerPlansGeneralNature | |
| 734 | Multiemployer Plans, Certified Zone Status [Fixed List] | Concept (us-types:zoneStatusItemType) | For Period | us-gaap:MultiemployerPlansCertifiedZoneStatus | |
| 735 | Multiemployer Plans, Certified Zone Status, Date | Concept (Date) | For Period | us-gaap:MultiemployerPlansCertifiedZoneStatusDate | |
| 736 | Multiemployer Plans, Certified Zone Status, Extended Amortization Provisions [true false] | Concept (Yes/No) | For Period | us-gaap:MultiemployerPlansCertifiedZoneStatusExtendedAmortizationProvisions | |
| 737 | Multiemployer Plans, Funded Status [Fixed List] | Concept (us-types:fundedStatusItemType) | For Period | us-gaap:MultiemployerPlansFundedStatus | |
| 738 | Multiemployer Plans, Collective-Bargaining Arrangement, Expiration Date | Concept (Date) | For Period | us-gaap:MultiemployerPlansCollectiveBargainingArrangementExpirationDate | |
| 739 | Multiemployer Plans, Collective-Bargaining Arrangement, Expiration Date, Last | Concept (Date) | For Period | us-gaap:MultiemployerPlansCollectiveBargainingArrangementExpirationDateLast | |
| 740 | Multiemployer Plans, Collective-Bargaining Arrangement, Expiration Date, First | Concept (Date) | For Period | us-gaap:MultiemployerPlansCollectiveBargainingArrangementExpirationDateFirst | |
| 741 | Multiemployer Plans, Collective-Bargaining Arrangement, Description | Concept (Text/String) | For Period | us-gaap:MultiemployerPlansCollectiveBargainingArrangementExpirationDateDescription | |
| 742 | Multiemployer Plans, Collective-Bargaining Arrangement, Percentage of Participants | Concept (Percent) | As Of | us-gaap:MultiemployerPlansCollectiveBargainingArrangementPercentageOfParticipants | |
| 743 | Multiemployer Plans, Collective-Bargaining Arrangement, Percentage of Employer's Participants | Concept (Percent) | As Of | us-gaap:MultiemployerPlansCollectiveBargainingArrangementPercentageOfEmployersParticipants | |
| 744 | Multiemployer Plan, Collective-Bargaining Arrangement, Percentage of Contributions Required for Multiple Collective-Bargaining Arrangements | Concept (Percent) | For Period | us-gaap:MultiemployerPlanCollectiveBargainingArrangementPercentageOfContributionsRequiredForMultipleCollectiveBargainingArrangements | |
| 745 | Multiemployer Plan, Collective-Bargaining Arrangement, Required Percentage of Contributions | Concept (Percent) | For Period | us-gaap:MultiemployerPlanCollectiveBargainingArrangementRequiredPercentageOfContributions | |
| 746 | Multiemployer Plan, Contributions by Employer | Concept (Monetary) | For Period | Credit | us-gaap:MultiemployerPlanContributionsByEmployer |
| 747 | Multiemployer Plans, Period Contributions, Significance of Contributions [true false] | Concept (Yes/No) | For Period | us-gaap:MultiemployerPlansPeriodContributionsSignificanceOfContributions | |
| 748 | Multiemployer Plans, Report Date | Concept (Date) | For Period | us-gaap:MultiemployerPlansReportDate | |
| 749 | Multiemployer Plans, Funding Improvement Plan and Rehabilitation Plan [Fixed List] | Concept (us-types:fundingImprovementAndRehabilitationPlanItemType) | For Period | us-gaap:MultiemployerPlansFundingImprovementPlanAndRehabilitationPlan | |
| 750 | Multiemployer Plans, Surcharge [Fixed List] | Concept (us-types:surchargeItemType) | For Period | us-gaap:MultiemployerPlansSurcharge | |
| 751 | Multiemployer Plans, Minimum Contribution, Description | Concept (Text/String) | For Period | us-gaap:MultiemployerPlansMinimumContributionDescription | |
| 752 | Multiemployer Plans, Minimum Contribution | Concept (Monetary) | As Of | Credit | us-gaap:MultiemployerPlansMinimumContribution |
| 753 | Multiemployer Plans, Business Combination or Divestiture, Description | Concept (Text/String) | For Period | us-gaap:MultiemployerPlansBusinessCombinationOrDivestitureDescription | |
| 754 | Multiemployer Plans, Contribution Rate Increase (Decrease), Description | Concept (Text/String) | For Period | us-gaap:MultiemployerPlansContributionRateIncreaseDecreaseDescription | |
| 755 | Multiemployer Plans, Employees Increase (Decrease), Description | Concept (Text/String) | For Period | us-gaap:MultiemployerPlansEmployeesIncreaseDecreaseDescription | |
| 756 | Multiemployer Plan, Contribution Rate Increase (Decrease) | Concept (Percent) | For Period | us-gaap:MultiemployerPlanContributionRateIncreaseDecrease | |
| 757 | Multiemployer Plans, Employees Increase (Decrease), Percentage | Concept (Percent) | For Period | us-gaap:MultiemployerPlansEmployeesIncreaseDecreasePercentage | |
| 758 | Multiemployer Plans, Plan Benefits, Description | Concept (Text/String) | For Period | us-gaap:MultiemployerPlansPlanBenefitsDescription | |
| 759 | Multiemployer Plans, Underfunded Status, Description | Concept (Text/String) | For Period | us-gaap:MultiemployerPlansUnderfundedStatusDescription | |
| 760 | Multiemployer Plans, Plan Assets | Concept (Monetary) | As Of | Debit | us-gaap:MultiemployerPlansPlanAssets |
| 761 | Multiemployer Plans, Accumulated Benefit Obligation | Concept (Monetary) | As Of | Credit | us-gaap:MultiemployerPlansAccumulatedBenefitObligation |
| 762 | Multiemployer Plans, Plan Contributions | Concept (Monetary) | For Period | Credit | us-gaap:MultiemployerPlansPlanContributions1 |
| 763 | Multiemployer Plans, Information Not Available | Concept (Text/String) | For Period | us-gaap:MultiemployerPlansInformationNotAvailable | |
| 764 | Multiemployer Plans, Withdrawal Obligation | Concept (Monetary) | As Of | Credit | us-gaap:MultiemployerPlansWithdrawalObligation |
| 765 | Multiple-Employer Plan Accounted for as Multiemployer Plan [Abstract] | Abstract | us-gaap:SingleEmployerPlansAccountedForAsMultiEmployerAbstract | ||
| 766 | Multiple-Employer Plan Accounted for as Multiemployer Plan, Plan Name | Concept (Text/String) | For Period | us-gaap:SingleEmployerPlansAccountedForAsMultiemployerPlanName | |
| 767 | Multiple-Employer Plan Accounted for as Multiemployer Plan, Contribution by Participating Entity | Concept (Monetary) | For Period | Credit | us-gaap:MultipleEmployerPlanAccountedForAsMultiemployerPlanContributionByParticipatingEntity |
| 768 | Pension and Other Postretirement Benefits Cost (Reversal of Cost) [Abstract] | Abstract | us-gaap:PensionAndOtherPostretirementBenefitExpenseAbstract | ||
| 769 | Pension Cost (Reversal of Cost) | Concept (Monetary) | For Period | Debit | us-gaap:PensionExpense |
| 770 | Other Postretirement Benefits Cost (Reversal of Cost) | Concept (Monetary) | For Period | Debit | us-gaap:OtherPostretirementBenefitExpense |
| 771 | Pension and Other Postretirement Benefits Cost (Reversal of Cost), Total | Concept (Monetary) | For Period | Debit | us-gaap:PensionAndOtherPostretirementBenefitExpense |
| 772 | Japanese Welfare Pension Insurance Law [Abstract] | Abstract | us-gaap:JapaneseWelfarePensionInsuranceLawAbstract | ||
| 773 | Japanese Welfare Pension Insurance Law, Government Subsidy | Concept (Monetary) | As Of | Debit | us-gaap:JapaneseWelfarePensionInsuranceLawGovernmentSubsidies |
| 774 | Japanese Welfare Pension Insurance Law, Previously Accrued Salary Progression Derecognition | Concept (Monetary) | As Of | Debit | us-gaap:JapaneseWelfarePensionInsuranceLawPreviouslyAccruedSalaryProgressionDerecognition |
| 775 | Coal Industry Retiree Health Benefit Act of 1992 [Abstract] | Abstract | us-gaap:CoalIndustryRetireeHealthBenefitActOf1992Abstract | ||
| 776 | Coal Industry Retiree Health Benefit Act of 1992, Impact, Description | Concept (Text/String) | For Period | us-gaap:CoalIndustryRetireeHealthBenefitActOf1992ImpactOfAct | |
| 777 | Coal Industry Retiree Health Benefit Act of 1992, Estimated Amount of Obligation | Concept (Monetary) | As Of | Credit | us-gaap:CoalIndustryRetireeHealthBenefitActOf1992EstimatedAmountOfTotalObligation |
| 778 | Coal Industry Retiree Health Benefit Act of 1992, Method of Accounting Adopted | Concept (Text/String) | For Period | us-gaap:CoalIndustryRetireeHealthBenefitActOf1992MethodOfAccountingAdopted | |
| 779 | Disclosure Text Block Supplement [Abstract] | Abstract | us-gaap:DisclosureTextBlockSupplementAbstract | ||
| 780 | Compensation and Employee Benefit Plans [Text Block] | Concept (Text Block (HTML)) | For Period | us-gaap:CompensationAndEmployeeBenefitPlansTextBlock | |
| 781 | Compensation and Employee Benefit Plans, Other than Share-based Compensation [Text Block] | Concept (Text Block (HTML)) | For Period | us-gaap:CompensationAndEmployeeBenefitPlansOtherThanShareBasedCompensationTextBlock | |
| 782 | Table Text Block Supplement [Abstract] | Abstract | us-gaap:TableTextBlockSupplementAbstract | ||
| 783 | Defined Benefit Plans and Other Postretirement Benefit Plans Disclosures [Abstract] | Abstract | us-gaap:DefinedBenefitPlansAndOtherPostretirementBenefitPlansDisclosuresAbstract | ||
| 784 | Defined Benefit Plans and Other Postretirement Benefit Plans Disclosures [Table] | Table | us-gaap:DefinedBenefitPlansAndOtherPostretirementBenefitPlansDisclosuresTable | ||
| 785 | Retirement Plan Type [Axis] | Axis | us-gaap:RetirementPlanTypeAxis | ||
| 786 | Retirement Plan Type [Domain] | Member | us-gaap:RetirementPlanTypeDomain | ||
| 787 | Pension Plan [Member] | Member | us-gaap:PensionPlansDefinedBenefitMember | ||
| 788 | Other Postretirement Benefits Plan [Member] | Member | us-gaap:OtherPostretirementBenefitPlansDefinedBenefitMember | ||
| 789 | Postretirement Health Coverage [Member] | Member | us-gaap:DefinedBenefitPostretirementHealthCoverageMember | ||
| 790 | Postretirement Life Insurance [Member] | Member | us-gaap:DefinedBenefitPostretirementLifeInsuranceMember | ||
| 791 | Other Pension Plan [Member] | Member | us-gaap:OtherPensionPlansDefinedBenefitMember | ||
| 792 | Supplemental Employee Retirement Plan [Member] | Member | us-gaap:SupplementalEmployeeRetirementPlanDefinedBenefitMember | ||
| 793 | Other Pension, Postretirement and Supplemental Plans [Member] | Member | us-gaap:OtherPensionPlansPostretirementOrSupplementalPlansDefinedBenefitMember | ||
| 794 | Postemployment Retirement Benefits [Member] | Member | us-gaap:PostemploymentRetirementBenefitsMember | ||
| 795 | Retirement Plan Sponsor Location [Axis] | Axis | us-gaap:RetirementPlanSponsorLocationAxis | ||
| 796 | Retirement Plan Sponsor Location [Domain] | Member | us-gaap:RetirementPlanSponsorLocationDomain | ||
| 797 | Domestic Plan [Member] | Member | us-gaap:DomesticPlanMember | ||
| 798 | Foreign Plan [Member] | Member | us-gaap:ForeignPlanMember | ||
| 799 | Retirement Plan Tax Status [Axis] | Axis | us-gaap:RetirementPlanTaxStatusAxis | ||
| 800 | Retirement Plan Tax Status [Domain] | Member | us-gaap:RetirementPlanTaxStatusDomain | ||
| 801 | Qualified Plan [Member] | Member | us-gaap:QualifiedPlanMember | ||
| 802 | Nonqualified Plan [Member] | Member | us-gaap:NonqualifiedPlanMember | ||
| 803 | Retirement Plan Funding Status [Axis] | Axis | us-gaap:RetirementPlanFundingStatusAxis | ||
| 804 | Retirement Plan Funding Status [Domain] | Member | us-gaap:RetirementPlanFundingStatusDomain | ||
| 805 | Funded Plan [Member] | Member | us-gaap:FundedPlanMember | ||
| 806 | Overfunded Plan [Member] | Member | us-gaap:OverfundedPlanMember | ||
| 807 | Underfunded Plan [Member] | Member | us-gaap:UnderfundedPlanMember | ||
| 808 | Unfunded Plan [Member] | Member | us-gaap:UnfundedPlanMember | ||
| 809 | Retirement Plan Name [Axis] | Axis | us-gaap:RetirementPlanNameAxis | ||
| 810 | Retirement Plan Name [Domain] | Member | us-gaap:RetirementPlanNameDomain | ||
| 811 | Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items] | LineItems | us-gaap:DefinedBenefitPlansAndOtherPostretirementBenefitPlansTableTextBlockLineItems | ||
| 812 | Schedule of Accumulated and Projected Benefit Obligations [Table Text Block] | Concept (Text Block (HTML)) | For Period | us-gaap:ScheduleOfAccumulatedAndProjectedBenefitObligationsTableTextBlock | |
| 813 | Defined Benefit Plan, Plan with Accumulated Benefit Obligation in Excess of Plan Assets [Table Text Block] | Concept (Text Block (HTML)) | For Period | us-gaap:ScheduleOfAccumulatedBenefitObligationsInExcessOfFairValueOfPlanAssetsTableTextBlock | |
| 814 | Schedule of Allocation of Plan Assets [Table Text Block] | Concept (Text Block (HTML)) | For Period | us-gaap:ScheduleOfAllocationOfPlanAssetsTableTextBlock | |
| 815 | Schedule of Amounts in Accumulated Other Comprehensive Income (Loss) to be Recognized over Next Fiscal Year [Table Text Block] | Concept (Text Block (HTML)) | For Period | us-gaap:ScheduleOfAmountsInAccumulatedOtherComprehensiveIncomeLossToBeRecognizedOverNextFiscalYearTableTextBlock | |
| 816 | Schedule of Amounts Recognized in Other Comprehensive Income (Loss) [Table Text Block] | Concept (Text Block (HTML)) | For Period | us-gaap:ScheduleOfAmountsRecognizedInOtherComprehensiveIncomeLossTableTextBlock | |
| 817 | Schedule of Amounts Recognized in Balance Sheet [Table Text Block] | Concept (Text Block (HTML)) | For Period | us-gaap:ScheduleOfAmountsRecognizedInBalanceSheetTableTextBlock | |
| 818 | Defined Benefit Plan, Assumptions [Table Text Block] | Concept (Text Block (HTML)) | For Period | us-gaap:ScheduleOfAssumptionsUsedTableTextBlock | |
| 819 | Defined Benefit Plan, Plan with Projected Benefit Obligation in Excess of Plan Assets [Table Text Block] | Concept (Text Block (HTML)) | For Period | us-gaap:ScheduleOfBenefitObligationsInExcessOfFairValueOfPlanAssetsTableTextBlock | |
| 820 | Schedule of Changes in Accumulated Postemployment Benefit Obligations [Table Text Block] | Concept (Text Block (HTML)) | For Period | us-gaap:ScheduleOfChangesInAccumulatedPostemploymentBenefitObligationsTableTextBlock | |
| 821 | Schedule of Changes in Fair Value of Plan Assets [Table Text Block] | Concept (Text Block (HTML)) | For Period | us-gaap:ScheduleOfChangesInFairValueOfPlanAssetsTableTextBlock | |
| 822 | Schedule of Changes in Projected Benefit Obligations [Table Text Block] | Concept (Text Block (HTML)) | For Period | us-gaap:ScheduleOfChangesInProjectedBenefitObligationsTableTextBlock | |
| 823 | Changes in Projected Benefit Obligations, Fair Value of Plan Assets, and Funded Status of Plan [Table Text Block] | Concept (Text Block (HTML)) | For Period | us-gaap:ChangesInProjectedBenefitObligationsFairValueOfPlanAssetsAndFundedStatusOfPlanTableTextBlock | |
| 824 | Schedule of Costs of Retirement Plans [Table Text Block] | Concept (Text Block (HTML)) | For Period | us-gaap:ScheduleOfCostsOfRetirementPlansTableTextBlock | |
| 825 | Schedule of Defined Benefit Plan Amounts Recognized in Other Comprehensive Income (Loss) [Table Text Block] | Concept (Text Block (HTML)) | For Period | us-gaap:ScheduleOfDefinedBenefitPlanAmountsRecognizedInOtherComprehensiveIncomeLossTableTextBlock | |
| 826 | Schedule of Effect of One-Percentage-Point Change in Assumed Health Care Cost Trend Rates [Table Text Block] | Concept (Text Block (HTML)) | For Period | us-gaap:ScheduleOfEffectOfOnePercentagePointChangeInAssumedHealthCareCostTrendRatesTableTextBlock | |
| 827 | Schedule of Expected Benefit Payments [Table Text Block] | Concept (Text Block (HTML)) | For Period | us-gaap:ScheduleOfExpectedBenefitPaymentsTableTextBlock | |
| 828 | Schedule of Health Care Cost Trend Rates [Table Text Block] | Concept (Text Block (HTML)) | For Period | us-gaap:ScheduleOfHealthCareCostTrendRatesTableTextBlock | |
| 829 | Schedule of Net Benefit Costs [Table Text Block] | Concept (Text Block (HTML)) | For Period | us-gaap:ScheduleOfNetBenefitCostsTableTextBlock | |
| 830 | Schedule of Net Funded Status [Table Text Block] | Concept (Text Block (HTML)) | For Period | us-gaap:ScheduleOfNetFundedStatusTableTextBlock | |
| 831 | Schedule of Net Periodic Benefit Cost Not yet Recognized [Table Text Block] | Concept (Text Block (HTML)) | For Period | us-gaap:ScheduleOfNetPeriodicBenefitCostNotYetRecognizedTableTextBlock |