| Line | 
           Label | 
           Object Class (Data type) | 
           Period Type | 
           Balance | 
           Report Element Name | 
        
        
           | 1 | 
           Acquired Finite-Lived Intangible Asset, by Major Class [Table] | 
           Table  | 
            | 
            | 
           us-gaap:ScheduleOfAcquiredFiniteLivedIntangibleAssetByMajorClassTable | 
        
        
           | 2 | 
           Legal Entity [Axis] | 
           Axis  | 
            | 
            | 
           dei:LegalEntityAxis | 
        
        
           | 3 | 
           Consolidated Entity [Domain] | 
           Member  | 
            | 
            | 
           dei:EntityDomain | 
        
        
           | 4 | 
           Acquired Finite-Lived Intangible Assets Major Class [Axis] | 
           Axis  | 
            | 
            | 
           us-gaap:AcquiredFiniteLivedIntangibleAssetsByMajorClassAxis | 
        
        
           | 5 | 
           Finite-Lived Intangible Assets, Major Class Name [Domain] | 
           Member  | 
            | 
            | 
           us-gaap:FiniteLivedIntangibleAssetsMajorClassNameDomain | 
        
        
           | 6 | 
           Artistic-Related Intangible Assets [Member] | 
           Member  | 
            | 
            | 
           us-gaap:ArtisticRelatedIntangibleAssetsMember | 
        
        
           | 7 | 
           Certification Marks [Member] | 
           Member  | 
            | 
            | 
           us-gaap:CertificationMarksMember | 
        
        
           | 8 | 
           Coal Supply Agreements [Member] | 
           Member  | 
            | 
            | 
           us-gaap:CoalSupplyAgreementsMember | 
        
        
           | 9 | 
           Collective Marks [Member] | 
           Member  | 
            | 
            | 
           us-gaap:CollectiveMarksMember | 
        
        
           | 10 | 
           Computer Software, Intangible Asset [Member] | 
           Member  | 
            | 
            | 
           us-gaap:ComputerSoftwareIntangibleAssetMember | 
        
        
           | 11 | 
           Contractual Rights [Member] | 
           Member  | 
            | 
            | 
           us-gaap:ContractualRightsMember | 
        
        
           | 12 | 
           Construction Permits [Member] | 
           Member  | 
            | 
            | 
           us-gaap:ConstructionPermitsMember | 
        
        
           | 13 | 
           Copyrights [Member] | 
           Member  | 
            | 
            | 
           us-gaap:CopyrightsMember | 
        
        
           | 14 | 
           Core Deposits [Member] | 
           Member  | 
            | 
            | 
           us-gaap:CoreDepositsMember | 
        
        
           | 15 | 
           Customer Contracts [Member] | 
           Member  | 
            | 
            | 
           us-gaap:CustomerContractsMember | 
        
        
           | 16 | 
           Customer Lists [Member] | 
           Member  | 
            | 
            | 
           us-gaap:CustomerListsMember | 
        
        
           | 17 | 
           Customer Relationships [Member] | 
           Member  | 
            | 
            | 
           us-gaap:CustomerRelationshipsMember | 
        
        
           | 18 | 
           Databases [Member] | 
           Member  | 
            | 
            | 
           us-gaap:DatabasesMember | 
        
        
           | 19 | 
           Developed Technology Rights [Member] | 
           Member  | 
            | 
            | 
           us-gaap:DevelopedTechnologyRightsMember | 
        
        
           | 20 | 
           Distribution Rights [Member] | 
           Member  | 
            | 
            | 
           us-gaap:DistributionRightsMember | 
        
        
           | 21 | 
           Employment Contracts [Member] | 
           Member  | 
            | 
            | 
           us-gaap:EmploymentContractsMember | 
        
        
           | 22 | 
           Franchise Rights [Member] | 
           Member  | 
            | 
            | 
           us-gaap:FranchiseRightsMember | 
        
        
           | 23 | 
           Internet Domain Names [Member] | 
           Member  | 
            | 
            | 
           us-gaap:InternetDomainNamesMember | 
        
        
           | 24 | 
           Leases, Acquired-in-Place [Member] | 
           Member  | 
            | 
            | 
           us-gaap:LeasesAcquiredInPlaceMember | 
        
        
           | 25 | 
           Leases, Acquired-in-Place, Market Adjustment [Member] | 
           Member  | 
            | 
            | 
           us-gaap:LeasesAcquiredInPlaceMarketAdjustmentMember | 
        
        
           | 26 | 
           Lease Agreements [Member] | 
           Member  | 
            | 
            | 
           us-gaap:LeaseAgreementsMember | 
        
        
           | 27 | 
           Licensing Agreements [Member] | 
           Member  | 
            | 
            | 
           us-gaap:LicensingAgreementsMember | 
        
        
           | 28 | 
           Media Content [Member] | 
           Member  | 
            | 
            | 
           us-gaap:MediaContentMember | 
        
        
           | 29 | 
           Noncompete Agreements [Member] | 
           Member  | 
            | 
            | 
           us-gaap:NoncompeteAgreementsMember | 
        
        
           | 30 | 
           Operating and Broadcast Rights [Member] | 
           Member  | 
            | 
            | 
           us-gaap:OperatingAndBroadcastRightsMember | 
        
        
           | 31 | 
           Order or Production Backlog [Member] | 
           Member  | 
            | 
            | 
           us-gaap:OrderOrProductionBacklogMember | 
        
        
           | 32 | 
           Other Intangible Assets [Member] | 
           Member  | 
            | 
            | 
           us-gaap:OtherIntangibleAssetsMember | 
        
        
           | 33 | 
           Patented Technology [Member] | 
           Member  | 
            | 
            | 
           us-gaap:PatentedTechnologyMember | 
        
        
           | 34 | 
           Patents [Member] | 
           Member  | 
            | 
            | 
           us-gaap:PatentsMember | 
        
        
           | 35 | 
           Royalty Agreements [Member] | 
           Member  | 
            | 
            | 
           us-gaap:RoyaltyAgreementsMember | 
        
        
           | 36 | 
           Service Agreements [Member] | 
           Member  | 
            | 
            | 
           us-gaap:ServiceAgreementsMember | 
        
        
           | 37 | 
           Service Marks [Member] | 
           Member  | 
            | 
            | 
           us-gaap:ServiceMarksMember | 
        
        
           | 38 | 
           Servicing Contracts [Member] | 
           Member  | 
            | 
            | 
           us-gaap:ServicingContractsMember | 
        
        
           | 39 | 
           Standstill Agreements [Member] | 
           Member  | 
            | 
            | 
           us-gaap:StandstillAgreementsMember | 
        
        
           | 40 | 
           Trade Dress [Member] | 
           Member  | 
            | 
            | 
           us-gaap:TradeDressMember | 
        
        
           | 41 | 
           Trade Names [Member] | 
           Member  | 
            | 
            | 
           us-gaap:TradeNamesMember | 
        
        
           | 42 | 
           Trade Secrets [Member] | 
           Member  | 
            | 
            | 
           us-gaap:TradeSecretsMember | 
        
        
           | 43 | 
           Trademarks [Member] | 
           Member  | 
            | 
            | 
           us-gaap:TrademarksMember | 
        
        
           | 44 | 
           Unpatented Technology [Member] | 
           Member  | 
            | 
            | 
           us-gaap:UnpatentedTechnologyMember | 
        
        
           | 45 | 
           Use Rights [Member] | 
           Member  | 
            | 
            | 
           us-gaap:UseRightsMember | 
        
        
           | 46 | 
           Acquired Film Libraries [Member] | 
           Member  | 
            | 
            | 
           us-gaap:AcquiredFilmLibrariesMember | 
        
        
           | 47 | 
           Acquired Finite-Lived Intangible Assets [Line Items] | 
           LineItems  | 
            | 
            | 
           us-gaap:AcquiredFiniteLivedIntangibleAssetsLineItems | 
        
        
           | 48 | 
           Acquired Finite-Lived Intangible Assets [Hierarchy] | 
           Abstract  | 
             | 
            | 
           added:AcquiredFinite-LivedIntangibleAssetsHierarchy | 
        
        
           | 49 | 
           Acquired Finite-lived Intangible Asset, Amount | 
           Concept  (Monetary) | 
           As Of | 
           Debit | 
           us-gaap:AcquiredFiniteLivedIntangibleAssetAmount | 
        
        
           | 50 | 
           Acquired Finite-lived Intangible Asset, Residual Value | 
           Concept  (Monetary) | 
           As Of | 
           Debit | 
           us-gaap:AcquiredFiniteLivedIntangibleAssetResidualValue | 
        
        
           | 51 | 
           Acquired Finite-lived Intangible Asset, Weighted Average Useful Life | 
           Concept  (Decimal) | 
           For Period | 
            | 
           us-gaap:AcquiredFiniteLivedIntangibleAssetWeightedAverageUsefulLife | 
        
        
           | 52 | 
           Acquired Finite-lived Intangible Assets, Weighted-Average Period before Renewal or Extension | 
           Concept  (Decimal) | 
           For Period | 
            | 
           us-gaap:AcquiredFiniteLivedIntangibleAssetsWeightedAveragePeriodPriorToRenewalOrExtension |