LBRDA


Line plots across dimensions of each concept
Line plots across concepts
Tables

Table of contents


us-gaap:StatementClassOfStock
us-gaap:CommonStockValue

us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding

us-gaap:WeightedAverageNumberOfSharesOutstandingBasic

us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount

us-gaap:EarningsPerShareBasic

us-gaap:EarningsPerShareDiluted

us-gaap:AllocatedShareBasedCompensationExpense
us-gaap:IncomeStatementLocation

us-gaap:ComprehensiveIncomeNetOfTax

us-gaap:ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest

us-gaap:ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest

us-gaap:CostsAndExpenses
us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName

us-gaap:GainLossOnInvestments
us-gaap:DerivativeInstrumentRisk
us-gaap:FinancialInstrument

us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest

us-gaap:IncomeTaxExpenseBenefit
us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName

us-gaap:InterestExpense
us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName

us-gaap:LitigationSettlementExpense
us-gaap:LitigationCase

us-gaap:NetIncomeLoss
us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName
us-gaap:StatementEquityComponents

us-gaap:NetIncomeLossAttributableToNoncontrollingInterest
us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName

us-gaap:OperatingIncomeLoss
us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName

us-gaap:OtherComprehensiveIncomeLossNetOfTax
us-gaap:StatementEquityComponents

us-gaap:OtherNonoperatingIncomeExpense
us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName

us-gaap:ProfitLoss
us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName
us-gaap:StatementEquityComponents

us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax
us-gaap:ConsolidationItems
us-gaap:ConsolidationItems, us-gaap:MajorCustomers, us-gaap:ProductOrService
us-gaap:ConsolidationItems, us-gaap:ProductOrService
us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments
us-gaap:ProductOrService

us-gaap:Revenues
us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName

us-gaap:SellingGeneralAndAdministrativeExpense

us-gaap:Assets
us-gaap:ConsolidationItems
us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments
us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName

us-gaap:Liabilities

us-gaap:LiabilitiesAndStockholdersEquity
us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName

us-gaap:StockholdersEquity
us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName
us-gaap:StatementClassOfStock, us-gaap:StatementEquityComponents
us-gaap:StatementEquityComponents

us-gaap:AssetsCurrent
us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName

us-gaap:CashAndCashEquivalentsAtCarryingValue

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents
us-gaap:ConsolidatedEntities, us-gaap:BalanceSheetLocation, us-gaap:OtherCommitments
us-gaap:AccountsReceivableNetCurrent
us-gaap:MajorCustomers, us-gaap:ConcentrationRiskByBenchmark, us-gaap:ConcentrationRiskByType
us-gaap:ReceivablesNetCurrent

us-gaap:OtherAssetsCurrent
us-gaap:PropertyPlantAndEquipmentByType
us-gaap:PropertyPlantAndEquipmentGross

us-gaap:AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment

us-gaap:AmortizationOfIntangibleAssets
us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName
us-gaap:PropertyPlantAndEquipmentNet

us-gaap:Goodwill
us-gaap:BusinessAcquisition
us-gaap:ReportingUnit
us-gaap:IndefiniteLivedIntangibleAssetsByMajorClass
us-gaap:IndefiniteLivedIntangibleAssetsExcludingGoodwill
us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName
us-gaap:IntangibleAssetsNetExcludingGoodwill

us-gaap:FiniteLivedIntangibleAssetsNet
us-gaap:FiniteLivedIntangibleAssetsByMajorClass

us-gaap:OperatingLeaseRightOfUseAsset

us-gaap:OtherAssetsNoncurrent
us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName

us-gaap:AccountsPayableAndAccruedLiabilitiesCurrent

us-gaap:ContractWithCustomerLiabilityCurrent

us-gaap:DebtCurrent

us-gaap:LiabilitiesCurrent
us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName

us-gaap:LongTermDebtCurrent

us-gaap:OperatingLeaseLiabilityCurrent

us-gaap:OtherLiabilitiesCurrent

us-gaap:LongTermDebt
dei:LegalEntity, us-gaap:DebtInstrument
us-gaap:DebtInstrument
us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName

us-gaap:LongTermDebtNoncurrent

us-gaap:DeferredIncomeTaxLiabilitiesNet
us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName

us-gaap:MinorityInterest

us-gaap:OtherLiabilitiesNoncurrent
us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName

us-gaap:OperatingLeaseLiabilityNoncurrent

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearTwo

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearThree

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFour

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFive

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive

us-gaap:OperatingLeaseLiability

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDue

us-gaap:LesseeOperatingLeaseLiabilityUndiscountedExcessAmount

us-gaap:StockholdersEquity
us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName
us-gaap:StatementClassOfStock, us-gaap:StatementEquityComponents
us-gaap:StatementEquityComponents

us-gaap:StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest
us-gaap:StatementClassOfStock, us-gaap:StatementEquityComponents
us-gaap:StatementEquityComponents
us-gaap:StatementClassOfStock
us-gaap:CommonStockValue

us-gaap:AdditionalPaidInCapital

us-gaap:RetainedEarningsAccumulatedDeficit

us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax

us-gaap:MinorityInterest

us-gaap:AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue
us-gaap:StatementEquityComponents

us-gaap:NetCashProvidedByUsedInOperatingActivities

us-gaap:NetCashProvidedByUsedInInvestingActivities

us-gaap:NetCashProvidedByUsedInFinancingActivities

us-gaap:DeferredIncomeTaxExpenseBenefit

us-gaap:DepreciationDepletionAndAmortization
us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName

us-gaap:NetCashProvidedByUsedInOperatingActivities

us-gaap:NetIncomeLoss
us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName
us-gaap:StatementEquityComponents

us-gaap:ProfitLoss
us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName
us-gaap:StatementEquityComponents

us-gaap:ShareBasedCompensation

us-gaap:NetCashProvidedByUsedInInvestingActivities

us-gaap:PaymentsToAcquirePropertyPlantAndEquipment

us-gaap:PaymentsToAcquireProductiveAssets
us-gaap:ConsolidationItems
us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

us-gaap:NetCashProvidedByUsedInFinancingActivities

us-gaap:ProceedsFromIssuanceOfLongTermDebt
dei:LegalEntity, us-gaap:CreditFacility, us-gaap:DebtInstrument
us-gaap:RepaymentsOfLongTermDebt
dei:LegalEntity, us-gaap:DebtInstrument
dei:LegalEntity, us-gaap:DebtInstrument, us-gaap:SubsequentEventType

us-gaap:PaymentsForRepurchaseOfCommonStock
dei:LegalEntity, us-gaap:Range, us-gaap:CreditFacility, us-gaap:DebtInstrument, us-gaap:VariableRate
us-gaap:DebtInstrumentInterestRateStatedPercentage
us-gaap:BusinessAcquisition, us-gaap:DebtInstrument
us-gaap:Range, us-gaap:DebtInstrument, us-gaap:VariableRate
us-gaap:AwardType, us-gaap:PlanName, us-gaap:StatementClassOfStock
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber
us-gaap:AwardType, us-gaap:StatementClassOfStock
us-gaap:AwardType, us-gaap:PlanName, us-gaap:StatementClassOfStock
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice
us-gaap:AwardType, us-gaap:StatementClassOfStock
us-gaap:TitleOfIndividual, us-gaap:AwardType, us-gaap:StatementClassOfStock
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod

us-gaap:DeferredTaxLiabilities

us-gaap:DeferredTaxAssetsNet

us-gaap:DeferredTaxAssetsValuationAllowance

lbrda:AdjustedOperatingIncomeBeforeDepreciationAndAmortization
us-gaap:ConsolidationItems
us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments
us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName
lbrda:AmortizationOfExcessBasisOfEquityAffiliate
us-gaap:BusinessAcquisition
lbrda:BusinessCombinationConsiderationTransferredEquityInterestsIssuedAndIssuableNetOfSharesRepurchase
us-gaap:BusinessAcquisition
lbrda:BusinessCombinationProvisionalInformationInitialAccountingIncompleteAdjustmentDeferredIncomeTaxLiability
us-gaap:BusinessAcquisition
lbrda:BusinessCombinationProvisionalInformationInitialAccountingIncompleteAdjustmentFiniteLivedIntangibles
us-gaap:BusinessAcquisition
lbrda:BusinessCombinationProvisionalInformationInitialAccountingIncompleteAdjustmentIndefiniteLivedIntangibles
us-gaap:AwardType, us-gaap:BusinessAcquisition
lbrda:BusinessCombinationSharesIssuedRatio
us-gaap:BusinessAcquisition
us-gaap:BusinessAcquisition, us-gaap:StatementClassOfStock
us-gaap:BusinessAcquisition, us-gaap:DebtInstrument
lbrda:DebtInstrumentExchangeThresholdMinimumPercentOfParValueForExchange
dei:LegalEntity, us-gaap:CreditFacility, us-gaap:DebtInstrument
lbrda:DebtInstrumentPrincipleRepaymentPercentQuarterly
us-gaap:DebtInstrument
dei:LegalEntity, us-gaap:DebtInstrument
lbrda:DebtInstrumentThresholdFirstLienLeverageRatio
dei:LegalEntity, us-gaap:DebtInstrument
lbrda:DebtInstrumentThresholdSecuredLeverageRatio
dei:LegalEntity, us-gaap:DebtInstrument
lbrda:DebtInstrumentThresholdTotalLeverageRatio
us-gaap:StatementBusinessSegments
lbrda:EquityInvestmentReportedPercentage
us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName
lbrda:EquityMethodInvestmentDilutedVotingInterest
us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName
lbrda:EquityMethodInvestmentNonDilutedVotingInterest
us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName, us-gaap:BusinessAcquisition, us-gaap:DebtInstrument
lbrda:ExchangePriceOfSharesAttributableToDebentures
us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName, us-gaap:DebtInstrument, us-gaap:StatementClassOfStock
us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName, us-gaap:StatementClassOfStock
lbrda:ExerciseOfPreemptiveRightToPurchaseCharterShares
us-gaap:Ownership, us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName
lbrda:FullyDilutedOwnershipPercentage
us-gaap:LongtermDebtType
lbrda:GainLossOnCumulativeChangeInFairValueOfDerivativeInstrument
us-gaap:AwardType, us-gaap:BusinessAcquisition
lbrda:HareBasedCompensationArrangementByShareBasedPaymentAwardOptionsNumberOfSharesConverted
us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName, us-gaap:StatementScenario, us-gaap:RelatedPartyTransactionsByRelatedParty
lbrda:MaximumPercentageOfNewCharterSharesThatMayBeVotedByProxy

lbrda:NoncontrollingInterestActivityInSubsidiary
us-gaap:StatementEquityComponents
dei:LegalEntity, us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName, us-gaap:DebtInstrument
lbrda:NumberOfCommonSharesOwnedAndPledgedAsCollateral

lbrda:OtherComprehensiveIncomeLossAttributableToDebtCreditRiskAdjustments

lbrda:PaymentsForExerciseOfPreemptiveRightToPurchaseCharterShares
us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName, us-gaap:StatementClassOfStock

lbrda:PreferredStockChangeInDividendRatePercentage

lbrda:RepaymentOfDebtFinanceLeaseObligationAndSaleLeaseBackObligation
us-gaap:AwardType, us-gaap:StatementClassOfStock
lbrda:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsNumberOfSharesConvertedInToStock
us-gaap:AwardType, us-gaap:StatementClassOfStock
lbrda:ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsConversionInPeriodWeightedAverageExercisePrice
us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName, us-gaap:BusinessAcquisition, us-gaap:DebtInstrument
lbrda:SharesAttributableToDebentures
us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName, us-gaap:DebtInstrument, us-gaap:StatementClassOfStock
us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName, us-gaap:BusinessAcquisition, us-gaap:DebtInstrument
lbrda:SharesAttributableToDebenturesTotal
us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName, us-gaap:DebtInstrument, us-gaap:StatementClassOfStock
us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName
lbrda:StockholdersAgreementVotingCapPercentage
us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName
lbrda:VotingInterestCap

us-gaap:AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation
us-gaap:StatementEquityComponents
us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName
us-gaap:AmortizationOfDeferredCharges
us-gaap:BusinessAcquisition, us-gaap:StatementClassOfStock
us-gaap:BusinessAcquisitionEquityInterestsIssuedOrIssuableNumberOfSharesIssued
us-gaap:BusinessAcquisition
us-gaap:BusinessCombinationConsiderationTransferred1
us-gaap:AwardType, us-gaap:BusinessAcquisition
us-gaap:BusinessCombinationConsiderationTransferredEquityInterestsIssuedAndIssuable
us-gaap:BusinessAcquisition
us-gaap:BusinessAcquisition, us-gaap:StatementClassOfStock, us-gaap:StatementEquityComponents
us-gaap:BusinessAcquisition, us-gaap:StatementEquityComponents
us-gaap:BusinessAcquisition
us-gaap:BusinessCombinationConsiderationTransferredLiabilitiesIncurred
us-gaap:BusinessAcquisition
us-gaap:BusinessCombinationProvisionalInformationInitialAccountingIncompleteAdjustmentPropertyPlantAndEquipment

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseExcludingExchangeRateEffect
us-gaap:ConcentrationRiskByBenchmark, us-gaap:ConcentrationRiskByType
us-gaap:ConcentrationRiskPercentage1
dei:LegalEntity, us-gaap:BusinessAcquisition, us-gaap:DebtInstrument, us-gaap:VariableRate
us-gaap:DebtInstrumentBasisSpreadOnVariableRate1
dei:LegalEntity, us-gaap:CreditFacility, us-gaap:DebtInstrument, us-gaap:VariableRate
dei:LegalEntity, us-gaap:DebtInstrument, us-gaap:VariableRate
dei:LegalEntity, us-gaap:Range, us-gaap:CreditFacility, us-gaap:DebtInstrument, us-gaap:VariableRate
us-gaap:DebtInstrument, us-gaap:VariableRate
us-gaap:Range, us-gaap:DebtInstrument, us-gaap:VariableRate
us-gaap:BusinessAcquisition, us-gaap:DebtInstrument
us-gaap:DebtInstrumentRedemptionPricePercentage
us-gaap:DebtInstrument

us-gaap:GainLossOnSaleOfPreviouslyUnissuedStockBySubsidiaryOrEquityInvesteeNonoperatingIncome
us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName
us-gaap:BusinessAcquisition
us-gaap:GoodwillPurchaseAccountingAdjustments

us-gaap:IncomeLossFromEquityMethodInvestments

us-gaap:IncreaseDecreaseInOperatingAssets

us-gaap:IncreaseDecreaseInOperatingLiabilities

us-gaap:IncrementalCommonSharesAttributableToShareBasedPaymentArrangements
us-gaap:ConsolidatedEntities
us-gaap:LitigationSettlementAmountAwardedToOtherParty
us-gaap:DerivativeInstrumentRisk
us-gaap:OtherComprehensiveIncomeLossFinancialLiabilityFairValueOptionUnrealizedGainLossArisingDuringPeriodBeforeTax
us-gaap:FinancialInstrument
us-gaap:LongtermDebtType

us-gaap:OtherCostAndExpenseOperating
us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName
us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName
us-gaap:OtherGeneralExpense

us-gaap:OtherNoncashIncomeExpense
us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName
us-gaap:OtherOperatingIncomeExpenseNet

us-gaap:PaymentsForProceedsFromOtherInvestingActivities

us-gaap:PreferredStockDividendRatePercentage
dei:LegalEntity, us-gaap:DebtInstrument
us-gaap:ProceedsFromIssuanceOfDebt

us-gaap:ProceedsFromPaymentsForOtherFinancingActivities
us-gaap:ConsolidatedEntities, us-gaap:OtherCommitments, us-gaap:SubsequentEventType
us-gaap:ProceedsFromSaleAndCollectionOfReceivables

us-gaap:ProceedsFromSaleAndMaturityOfMarketableSecurities
us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName
us-gaap:ProceedsFromSaleOfEquityMethodInvestments
us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName, us-gaap:StatementClassOfStock, us-gaap:SubsequentEventType
us-gaap:RelatedPartyTransactionsByRelatedParty
us-gaap:RelatedPartyTransactionAmountsOfTransaction
us-gaap:TitleOfIndividual, us-gaap:AwardType, us-gaap:StatementClassOfStock
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue
us-gaap:AwardType, us-gaap:PlanName, us-gaap:StatementClassOfStock
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross
us-gaap:AwardType, us-gaap:StatementClassOfStock
us-gaap:TitleOfIndividual, us-gaap:AwardType, us-gaap:StatementClassOfStock
us-gaap:TitleOfIndividual, us-gaap:AwardType, us-gaap:StatementClassOfStock
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue
us-gaap:AwardType, us-gaap:PlanName, us-gaap:StatementClassOfStock
us-gaap:ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice
us-gaap:AwardType, us-gaap:StatementClassOfStock
us-gaap:AwardType, us-gaap:StatementClassOfStock
us-gaap:ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice
us-gaap:AwardType, us-gaap:PlanName, us-gaap:StatementClassOfStock
us-gaap:StockIssuedDuringPeriodSharesStockOptionsExercised
us-gaap:AwardType, us-gaap:StatementClassOfStock

us-gaap:StockIssuedDuringPeriodValueStockOptionsExercised
us-gaap:StatementClassOfStock, us-gaap:StatementEquityComponents
us-gaap:StatementEquityComponents

us-gaap:StockRepurchasedDuringPeriodValue
us-gaap:BusinessAcquisition
us-gaap:StatementClassOfStock, us-gaap:StatementEquityComponents
us-gaap:StatementEquityComponents
us-gaap:StatementClassOfStock
dei:EntityCommonStockSharesOutstanding
dei:LegalEntity, us-gaap:DebtInstrument
lbrda:AdditionalAllowedBorrowingCapacity

lbrda:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedEquityMethodInvesments

lbrda:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIndefiniteLivedIntangibleAssetsAndGoodwill

lbrda:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLiabilitiesNet

lbrda:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedReceivablesAndotherNoncurrentAssets
us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName, us-gaap:DebtInstrument, us-gaap:StatementClassOfStock
lbrda:DebtInstrumentFaceAmountPerDebenture
dei:LegalEntity, us-gaap:DebtInstrument
lbrda:DebtInstrumentNetOfUnamortizedDiscountPremium
us-gaap:DebtInstrument
us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName, us-gaap:BusinessAcquisition, us-gaap:DebtInstrument
lbrda:DebtInstrumentPrincipalAmountDenominatedForConversionIntoCommonStock
us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName, us-gaap:DebtInstrument, us-gaap:StatementClassOfStock

lbrda:DeferredRevenueAndOtherCurrentLiabilities

lbrda:DeferredTaxAssetsDebt

lbrda:DeferredTaxAssetsOperatingLeaseLiabilities

lbrda:DeferredTaxAssetsOperatingLossAndTaxCreditCarryforwards

lbrda:DeferredTaxAssetsOtherFutureDeductibleAmounts
us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName
lbrda:EquityMethodInvestmentDifferenceBetweenCarryingAmountAndUnderlyingEquityCustomerRelationships
us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName
lbrda:EquityMethodInvestmentDifferenceBetweenCarryingAmountAndUnderlyingEquityDebt
us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName
lbrda:EquityMethodInvestmentDifferenceBetweenCarryingAmountAndUnderlyingEquityDeferredIncomeTaxLiability
us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName
lbrda:EquityMethodInvestmentDifferenceBetweenCarryingAmountAndUnderlyingEquityFranchiseFees
us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName
lbrda:EquityMethodInvestmentDifferenceBetweenCarryingAmountAndUnderlyingEquityGoodwill
us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName
lbrda:EquityMethodInvestmentDifferenceBetweenCarryingAmountAndUnderlyingEquityPropertyAndEquipment

lbrda:FinanceLeaseAndTowerObligationNoncurrent

lbrda:IndemnificationObligationCurrent
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency
lbrda:IndemnificationObligationCurrentFairValueDisclosure
us-gaap:FairValueByMeasurementFrequency

lbrda:LesseeSaleLeasebackTransactionLiabilityUndiscountedExcessAmount

lbrda:LesseeSaleLeasebackTransactionPaymentsDue

lbrda:LesseeSaleLeasebackTransactionPaymentsDueAfterYearFive

lbrda:LesseeSaleLeasebackTransactionPaymentsDueNextTwelveMonths

lbrda:LesseeSaleLeasebackTransactionPaymentsDueYearFive

lbrda:LesseeSaleLeasebackTransactionPaymentsDueYearFour

lbrda:LesseeSaleLeasebackTransactionPaymentsDueYearThree

lbrda:LesseeSaleLeasebackTransactionPaymentsDueYearTwo
dei:LegalEntity, us-gaap:DebtInstrument
lbrda:LineOfCreditFacilityMaximumBorrowingCapacityIncludingIncrementalFacility

lbrda:OperatingLossCarryforwardsNoExpiration

lbrda:SaleLeasebackTransactionLiability
us-gaap:AwardType, us-gaap:StatementClassOfStock
lbrda:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsOutstandingTotalFairValue

lbrda:TaxCreditCarryforwardsAfterTax
us-gaap:BalanceSheetLocation, us-gaap:RelatedPartyTransactionsByRelatedParty
lbrda:TaxSharingReceivable
us-gaap:RelatedPartyTransactionsByRelatedParty

lbrda:TaxSharingReceivableNoncurrent

us-gaap:AccountsAndOtherReceivablesNetCurrent

us-gaap:AccountsReceivableGross

us-gaap:AccountsReceivableNet

us-gaap:AllowanceForDoubtfulAccountsReceivable

us-gaap:AssetRetirementObligation

us-gaap:BusinessCombinationAcquisitionOfLessThan100PercentNoncontrollingInterestFairValue

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCashAndEquivalents

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedDeferredTaxLiabilities
us-gaap:BusinessAcquisition
us-gaap:BusinessAcquisition
us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIndefiniteLivedIntangibleAssets

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibles
us-gaap:BusinessAcquisition

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedPropertyPlantAndEquipment
us-gaap:BusinessAcquisition

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredGoodwillAndLiabilitiesAssumedLessNoncontrollingInterest
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency
us-gaap:CashAndCashEquivalentsFairValueDisclosure
us-gaap:FairValueByMeasurementFrequency
us-gaap:AwardType, us-gaap:PlanName, us-gaap:StatementClassOfStock
us-gaap:CommonStockCapitalSharesReservedForFutureIssuance
us-gaap:AwardType, us-gaap:StatementClassOfStock
us-gaap:StatementClassOfStock

us-gaap:ContractWithCustomerLiability

us-gaap:ContractWithCustomerLiabilityNoncurrent

us-gaap:DebtInstrumentCarryingAmount
dei:LegalEntity, us-gaap:CreditFacility, us-gaap:DebtInstrument
dei:LegalEntity, us-gaap:DebtInstrument
us-gaap:BusinessAcquisition, us-gaap:DebtInstrument
us-gaap:DebtInstrument
dei:LegalEntity, us-gaap:CreditFacility, us-gaap:DebtInstrument
us-gaap:DebtInstrumentFaceAmount
us-gaap:BusinessAcquisition, us-gaap:DebtInstrument
us-gaap:DebtInstrument
us-gaap:BusinessAcquisition, us-gaap:DebtInstrument
us-gaap:DebtInstrumentFairValue
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency
us-gaap:FairValueByMeasurementFrequency
us-gaap:BusinessAcquisition, us-gaap:DebtInstrument
us-gaap:DebtInstrumentUnamortizedPremium
dei:LegalEntity, us-gaap:DebtInstrument
us-gaap:DebtInstrumentUnusedBorrowingCapacityAmount
dei:LegalEntity, us-gaap:AwardType, us-gaap:BalanceSheetLocation, us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:PlanName
us-gaap:DeferredCompensationSharebasedArrangementsLiabilityClassifiedNoncurrent

us-gaap:DeferredFinanceCostsNet

us-gaap:DeferredIncomeTaxLiabilities

us-gaap:DeferredRevenue

us-gaap:DeferredTaxAssetsDeferredIncome

us-gaap:DeferredTaxAssetsGross

us-gaap:DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsShareBasedCompensationCost

us-gaap:DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAccruedLiabilities

us-gaap:DeferredTaxLiabilitiesInvestments

us-gaap:DeferredTaxLiabilitiesOther

us-gaap:DeferredTaxLiabilitiesOtherFiniteLivedAssets

us-gaap:DeferredTaxLiabilitiesPropertyPlantAndEquipment
us-gaap:AwardType
us-gaap:EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedStockOptions
us-gaap:AwardType, us-gaap:PlanName
us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName
us-gaap:EquityMethodInvestmentDifferenceBetweenCarryingAmountAndUnderlyingEquity
us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName
us-gaap:EquityMethodInvestmentOwnershipPercentage
us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName
us-gaap:EquityMethodInvestmentQuotedMarketValue

us-gaap:EquityMethodInvestments
us-gaap:ConsolidationItems
us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments
us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName

us-gaap:FinanceLeaseLiability

us-gaap:FinanceLeaseLiabilityCurrent

us-gaap:FinanceLeaseLiabilityNoncurrent

us-gaap:FinanceLeaseLiabilityPaymentsDue

us-gaap:FinanceLeaseLiabilityPaymentsDueAfterYearFive

us-gaap:FinanceLeaseLiabilityPaymentsDueNextTwelveMonths

us-gaap:FinanceLeaseLiabilityPaymentsDueYearFive

us-gaap:FinanceLeaseLiabilityPaymentsDueYearFour

us-gaap:FinanceLeaseLiabilityPaymentsDueYearThree

us-gaap:FinanceLeaseLiabilityPaymentsDueYearTwo

us-gaap:FinanceLeaseLiabilityUndiscountedExcessAmount

us-gaap:FinanceLeaseRightOfUseAsset

us-gaap:FinanceLeaseRightOfUseAssetAccumulatedAmortization

us-gaap:FinanceLeaseRightOfUseAssetBeforeAccumulatedAmortization

us-gaap:FinanceLeaseWeightedAverageDiscountRatePercent

us-gaap:FiniteLivedIntangibleAssetsAccumulatedAmortization
us-gaap:FiniteLivedIntangibleAssetsByMajorClass

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseRemainderOfFiscalYear

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearFive

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearFour

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearThree

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo

us-gaap:FiniteLivedIntangibleAssetsGross
us-gaap:FiniteLivedIntangibleAssetsByMajorClass
dei:LegalEntity, us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName, us-gaap:StatementClassOfStock
us-gaap:InvestmentOwnedBalanceShares

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths
dei:LegalEntity, us-gaap:DebtInstrument
us-gaap:LineOfCredit
dei:LegalEntity, us-gaap:DebtInstrument
us-gaap:LineOfCreditFacilityMaximumBorrowingCapacity
dei:LegalEntity, us-gaap:DebtInstrument
us-gaap:LineOfCreditFacilityRemainingBorrowingCapacity
us-gaap:DebtInstrument

us-gaap:LongTermDebtFairValue
us-gaap:DebtInstrument

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo
us-gaap:CounterpartyName, us-gaap:DebtInstrument, us-gaap:LongtermDebtType, us-gaap:LossContingenciesByNatureOfContingency
us-gaap:LossContingencyAccrualAtCarryingValue
us-gaap:ConsolidatedEntities, us-gaap:Range
us-gaap:LossContingencyEstimateOfPossibleLoss

us-gaap:OperatingLeaseWeightedAverageDiscountRatePercent

us-gaap:OperatingLossCarryforwardsValuationAllowance

us-gaap:PreferredStockLiquidationPreference

us-gaap:PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetAfterAccumulatedDepreciationAndAmortization
us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName

us-gaap:PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetBeforeAccumulatedDepreciationAndAmortization

us-gaap:RestrictedCashAndCashEquivalents

us-gaap:RevenueRemainingPerformanceObligation
dei:LegalEntity, us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName, us-gaap:DebtInstrument
us-gaap:SecurityOwnedAndPledgedAsCollateralFairValue
us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName, us-gaap:DebtInstrument
us-gaap:AwardType, us-gaap:StatementClassOfStock
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber
us-gaap:AwardType, us-gaap:StatementClassOfStock
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue
us-gaap:PlanName
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized
us-gaap:AwardType, us-gaap:PlanName, us-gaap:StatementClassOfStock
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber
us-gaap:AwardType, us-gaap:StatementClassOfStock
us-gaap:AwardType, us-gaap:PlanName, us-gaap:StatementClassOfStock
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice
us-gaap:AwardType, us-gaap:StatementClassOfStock
us-gaap:AwardType, us-gaap:PlanName, us-gaap:StatementClassOfStock
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue
us-gaap:AwardType, us-gaap:StatementClassOfStock
us-gaap:AwardType, us-gaap:PlanName, us-gaap:StatementClassOfStock
us-gaap:SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1
us-gaap:AwardType, us-gaap:StatementClassOfStock

us-gaap:SharesSubjectToMandatoryRedemptionSettlementTermsAmountNoncurrent

us-gaap:ShorttermDebtFairValue
us-gaap:ShareRepurchaseProgram, us-gaap:SubsequentEventType
us-gaap:StockRepurchaseProgramAuthorizedAmount1
us-gaap:ShareRepurchaseProgram
us-gaap:StockRepurchaseProgramRemainingAuthorizedRepurchaseAmount1

Plots across concepts


IncomeStatement
Other Comprehensive Income Loss Net Of Tax
Expenses
Allocated Share Based Compensation Expense
Balance Sheet
Operating Lease Liability
Assets
Operating Lease Right Of Use Asset
Current Assets
Other Assets Current
NonCurrent Assets
Operating Lease Right Of Use Asset
Liabilities
Operating Lease Liability
Current Liabilities
Contract With Customer Liability Current
Noncurrent Liabilities
Minority Interest
Stockholders Equity
Accumulated Other Comprehensive Income Loss Net Of Tax
CashFlow
Net Cash Provided By Used In Financing Activities
NetCashProvidedByUsedInOperatingActivities
Net Cash Provided By Used In Operating Activities
NetCashProvidedByUsedInInvestingActivities
Payments For Proceeds From Other Investing Activities
NetCashProvidedByUsedInFinancingActivities
Net Cash Provided By Used In Financing Activities
Shares
Weighted Average Number Of Shares Outstanding Basic
OperatingLeaseLiability
Operating Lease Liability Current
LesseeOperatingLeaseLiabilityPaymentsDue
Lessee Operating Lease Liability Payments Due Year Four
FiniteLivedIntangibleAssets
Finite Lived Intangible Assets Accumulated Amortization

Tables

  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-31
 us-gaap:CommonStockValue us-gaap:StatementClassOfStock us-gaap:CommonClassA███████▆▆▄▄▄▄▄▃▃▃▃▃▃▃▃▃▁▁▁▁0.2650.2650.2650.2650.2650.2650.2650.2640.2640.2630.2630.2630.2630.2630.2620.2620.2620.2620.2620.2620.2620.2620.2620.2610.2610.2610.261NANANANANANANA
 us-gaap:CommonStockValue us-gaap:StatementClassOfStock us-gaap:CommonClassC▇██▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▂▂▂▂▂▁1.5511.6271.6751.511.531.531.5291.5271.5271.5261.5261.5261.5261.5261.5261.5311.5311.5311.531.531.530.7470.7460.7460.7460.7460.572NANANANANANANA
us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding ▁█189.668196.114NA182.503182.846182.808NA182.973182.832182.665NA182.572182.471182.714NA183.331183.149183.045NA182.591141.779103.668NA103.686103.65100.943NA88.34388.343NANANANANA
us-gaap:WeightedAverageNumberOfSharesOutstandingBasic ▁█187.902194.433NA181.472181.925181.902NA181.522181.45181.366NA181.328181.323181.316NA181.846181.798181.771NA181.621141.174103.279NA103.024103.001100.359NA88.34388.343NANANANANA
us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount ▁█0.6940.893NANA0.005NANANANANANANANANA0.0NANANA0.017NANANA0.0030.003NANA0.017NANANANANANANA
us-gaap:EarningsPerShareBasic ▂▂▂▂▂▁▂▁▁▁▁▂▁▁█▁▁▁▂▁▅▁▁▁▁▁▁▁▁▁▁▁▁▁0.30.271.45000000000000020.380.4-0.040.510.150.07-0.080.080.330.06-0.0811.37-0.05-0.02-0.080.250.026.31-0.22-0.28-0.19-0.080.05-0.53-0.360.02-0.65-0.1-0.590.090.13
us-gaap:EarningsPerShareDiluted ▂▂▂▂▂▁▂▁▁▁▁▂▁▁█▁▁▁▂▁▅▁▁▁▁▁▁▁▁▁▁▁▁▁0.30.271.440.380.39-0.040.50.150.07-0.080.080.330.06-0.0811.28-0.05-0.02-0.080.250.026.28-0.22-0.28-0.19-0.080.05-0.53-0.360.02-0.65-0.1-0.590.090.13
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-31
 Cost Ratio us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName lbrda:CharterCommunications█▇▇▄▂▂▃▁12802.012522.012624.012039.011696.011738.011761.011450.0NANANANANANANANANANANANANANANANANANANANANANANANANANA
 Net profit Margin us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName lbrda:CharterCommunications█▇▇▄▂▂▃▁12802.012522.012624.012039.011696.011738.011761.011450.0NANANANANANANANANANANANANANANANANANANANANANANANANANA
 Operating Margin us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName lbrda:CharterCommunications█▇▇▄▂▂▃▁12802.012522.012624.012039.011696.011738.011761.011450.0NANANANANANANANANANANANANANANANANANANANANANANANANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-31
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-31
us-gaap:AllocatedShareBasedCompensationExpense ██▃▂▂▂▃▃▃▃▂▂▂▂▂▂▂▂▂▂▂▂▂▂▂▂▁▁▁▁▁▁10.5659.873.3982.0021.9331.8012.8412.5312.5232.6161.5091.3971.3961.4050.9161.4991.4291.4481.1311.7361.2241.6221.5981.4511.9761.3550.2640.190.0890.456-0.0860.367NANA
us-gaap:ComprehensiveIncomeNetOfTax ▂▂█▃▃▁▃▂52.52952.381283.11757.40872.214-7.84292.34927.496NANA14.80459.16510.408-15.072061.087-9.604-2.727-14.32145.6014.036888.528-22.111-27.91-19.082-7.6015.393-46.56-31.4912.504-59.03-8.395-49.549NANA
us-gaap:ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest ▁█-0.042-0.041NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest █▁52.48752.34NANA72.214-7.842NANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:CostsAndExpenses ▆█▃▂▂▂▂▂▂▂▂▂▂▂▂▂▂▂▂▂▂▂▂▂▂▁▃▂▂▂▂▂244.376347.41364.48920.54713.94611.37912.26311.30110.9139.6598.6697.6148.4429.5459.4459.21710.4069.50210.8813.99213.70313.17138.38614.93716.059-37.15553.93711.08125.54421.45715.13820.107NANA
us-gaap:GainLossOnInvestments ▁█▄▄-125.06499.348-43.746-39.324NANA1.603-0.433NANA0.05.678-2.019NA-1.9282.6751.370.9811.1320.047.98545.005NANANANANANANANANANANANA
 us-gaap:GainLossOnInvestments us-gaap:DerivativeInstrumentRisk lbrda:ExchangeableSeniorDebentures2.75PercentDue2050NANANA-39.324NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:GainLossOnInvestments us-gaap:FinancialInstrument lbrda:IndemnificationObligation▁█-92.33951.77NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:GainLossOnInvestments us-gaap:FinancialInstrument us-gaap:ExchangeableDebt▁█-32.72547.578NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest ▂▁▂▂▂▁▂▁▁▁▁▁▁▁█▁▁▁▁▁▅▁▁▁▁▁▁▁▁▁▁▁101.1463.964180.6593.93997.192-10.616121.43736.6215.976-18.87519.72377.40114.774-20.0212496.131-17.197-5.519-22.81571.6215.4441435.125-36.518-33.858-28.879-12.2514.933-66.507-50.4275.991-91.348-14.864-82.118NANA
us-gaap:IncomeTaxExpenseBenefit ▂▂▁▂▂▂▂▂▂▂▂▂▂▂▇▂▂▂▂▂█▂▂▂▂▂▂▂▂▂▂▂44.92611.785-83.62624.97924.978-2.77429.4689.1243.924-4.5744.91917.7624.194-4.951435.178-7.333-2.542-8.3726.021.655544.971-14.277-5.457-9.584-4.442-0.385-19.703-18.4374.087-33.633-6.015-30.098NANA
us-gaap:InterestExpense ▇█▄▁▂▂▂▂▂▂▂▂▂▂▂▂▂▂▂▂▂▁▁▁▁▁28.73433.14313.4473.7195.1315.8616.1586.1236.3426.5436.2635.9676.0355.0374.6715.5184.8264.5554.4094.094.0162.4411.9281.8161.9191.761NANANANANANANANA
us-gaap:LitigationSettlementExpense ▁█0.0110.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:LitigationSettlementExpense us-gaap:LitigationCase lbrda:HollywoodFirefightersPensionFundEtalVersusGciLibertyIncEtalNA110.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:NetIncomeLoss ▁▁▂▁▁▁▁▁▁▁▁▁▁▁█▁▁▁▁▁▄▁56.25652.22264.28768.9672.214-7.84291.96927.49612.052-14.30114.80459.63910.58-15.072060.953-9.864-2.977-14.44545.6013.789890.154-22.241NANANANANANANANANANANANA
us-gaap:NetIncomeLossAttributableToNoncontrollingInterest ▁█-0.042-0.041NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:NetIncomeLossAttributableToNoncontrollingInterest us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName lbrda:CharterCommunications▇▅█▅▄▁▄▂138.0114.0155.0118.0110.071.0108.080.0NANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:OperatingIncomeLoss ▆▁▄▅▅▅▅▅▅▅▅▅▅▆▅▅▅▅▅▆▅▅▆▆▆█▄▆▅▅▆▆▆▆-2.092-100.879-26.22-16.328-9.832-7.275-8.322-7.588-7.166-6.201-5.093-4.096-5.0712.246-5.996-5.787-7.333-6.362-7.7076.624-10.737-9.3411.610.288-3.41450.471-36.4046.364-8.398-4.5361.776-2.48-1.9192.535
 us-gaap:OperatingIncomeLoss us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName lbrda:CharterCommunications█▄▇▅▄▃▄▁2575.02068.02462.02172.01969.01802.01959.01586.0NANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:OtherComprehensiveIncomeLossNetOfTax ▃▄█▁-3.7270.16118.83-11.552NANANANANANA0.0-0.474-0.172NA0.1340.260.250.1240.00.247-1.6260.130.4910.2130.2080.075NANANANANANANANA
 us-gaap:OtherComprehensiveIncomeLossNetOfTax us-gaap:StatementEquityComponents us-gaap:AociIncludingPortionAttributableToNoncontrollingInterest▃▄█▁-3.7270.16118.83-11.552NANANANANANA0.0-0.474-0.172NA0.1340.260.250.1240.00.247-1.6260.13NANANANANANANANANANANANA
us-gaap:OtherNonoperatingIncomeExpense █▁▃▃▃▃▃▃▃▃▃▃▃22.72-8.1262.0950.0080.0280.1630.180.350.4060.005-0.0010.0830.193NA-0.0290.0090.003-0.0010.2240.0050.0360.0710.1240.010.048-0.024-0.0030.008-0.023-0.045-0.008-0.008NANA
us-gaap:ProfitLoss ▁▁▂▁▁▁▁▁▁▁▁▁▁▁█56.21452.179264.27668.9672.214-7.84291.96927.49612.052-14.30114.80459.63910.58-15.072060.953NANANANANANANANANANANANANANANANANANANA
us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax ██▂▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▂▁▁▂▁▁▁▁▁▁▁▁▁▁▂242.284246.53438.2694.2194.1144.1043.9413.7133.7473.4583.5763.5183.37111.7913.4493.433.0733.143.17320.6162.9663.83149.99615.22512.64513.31617.53317.44517.14616.92116.91417.62718.82124.001
us-gaap:Revenues ██▂▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▂▁▁▂▁▁▁▁▁▁▁▁▁▁▂242.284246.53438.2694.2194.1144.1043.9413.7133.7473.4583.5763.5183.37111.7913.4493.433.0733.143.17320.6162.9663.83149.99615.22512.64513.31617.53317.44517.14616.92116.91417.62718.82124.001
us-gaap:SellingGeneralAndAdministrativeExpense ██▃▂▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▂▂▁▁110.398104.47337.37517.96810.938.4189.1498.5078.2176.9386.0695.1875.5146.7275.9666.1896.3665.5446.9119.8559.1318.80610.7019.51510.6611.9169.8468.00616.56513.3618.4669.779NANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-31
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-31
us-gaap:Assets ▇██▅▅▅▅▄▄▄▄▄▄▄▄▃▄▄▄▃▃▁▁▁▁▁▁▁18775.05720491.04221371.12412861.68912335.39912225.15412256.34212172.04712107.16912083.37812098.43712082.67412002.92811957.54711931.7899481.8949602.7999598.1149590.969515.49509.9363740.8883565.7413611.5173730.3673770.2113003.9323008.304NANA2909.379NANANA
us-gaap:Liabilities ▇██▃▂▂▂▂▂▂▂▂▂▂▂▂▂▂▂▂▂▁▁▁▁▁▁▁6945.0057680.817856.7052374.4391614.6651578.1831588.3961559.8751520.1091493.6231499.8191497.3791481.4451446.1521444.8881011.6591124.6561118.8951117.8681090.8221091.086612.025417.522436.705535.812569.349509.163146.812NANA130.185NANANA
us-gaap:LiabilitiesAndStockholdersEquity ▇██▅▅▅▅▄▄▄▄▄▄▄▄▃▄▄▄▃▃▁▁▁▁▁▁▁18775.05720491.04221371.12412861.68912335.39912225.15412256.34212172.04712107.16912083.37812098.43712082.67412002.92811957.54711931.7899481.8949602.7999598.1149590.969515.49509.9363740.8883565.7413611.5173730.3673770.2113003.9323008.304NANA2909.379NANANA
us-gaap:StockholdersEquity ▇██▆▆▆▆▆▆▆▆▆▆▆▆▅▅▅▅▅▅▁▁▁▁▁▁▁11818.37512798.51313502.65910487.2510720.73410646.97110667.94610612.17210587.0610589.75510598.61810585.29510521.48310511.39510486.9018470.2358478.1438479.2198473.0928424.5788418.853128.8633148.2193174.8123194.5553200.8622494.7692861.492NANA2779.194NANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-31
us-gaap:AssetsCurrent ▃▇█▂▁▁▁▁▁▁▁▁▁▁▁▁▂▂▂▂▂▄▄▃▄▄▁▂519.0491461.3431846.511402.49219.70621.02252.13394.95174.31574.29984.57495.478100.98579.88584.054141.977253.195251.572258.419263.825260.466867.18678.247665.466814.243885.05580.43190.688NANA154.794NANANA
us-gaap:CashAndCashEquivalentsAtCarryingValue ▂▇█▃▁▁▁▁▁▁▁▁▁▁▁▂▂▂▂▂▂▅▄▄▅▅▁▁▁▁▁▁219.2411177.1611417.802400.26817.16218.35749.72446.54667.13473.17883.10343.26852.46278.08881.257135.425196.753247.872205.728259.041256.31785.14655.079643.384766.259763.12744.80947.41116.46513.0579.25112.619NANA
us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents ▂▇█▃▁▁▁▁▁▁▁▁▁▁▁▂▂▂▂235.221192.7221433.292400.26817.16218.35749.72446.54667.13473.17883.10343.26852.46278.08881.257135.425196.753247.872205.728NANANA655.079NANANANANANANANANANANA
 us-gaap:AccountsReceivableNetCurrent us-gaap:ConsolidatedEntities,us-gaap:BalanceSheetLocation,us-gaap:OtherCommitments lbrda:GciHoldings,us-gaap:TradeAccountsReceivable,lbrda:RuralHealthCareProgramNANA237.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:ReceivablesNetCurrent us-gaap:MajorCustomers,us-gaap:ConcentrationRiskByBenchmark,us-gaap:ConcentrationRiskByType lbrda:UsfProgram,us-gaap:RevenueFromContractWithCustomer,us-gaap:CustomerConcentrationRiskNANA280.5NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:OtherAssetsCurrent ▇██▁▁▁▁▁▂▁▁▁▁▁▁▁▁▁▁▁▁▁▂▁▁▁▂▁66.23782.95479.4532.2242.5442.6652.4092.5087.1811.1211.4712.212.7761.7972.7974.3193.9012.5452.7943.3183.153.48211.662.2841.3891.87710.6395.797NANA10.515NANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-31
 us-gaap:PropertyPlantAndEquipmentGross us-gaap:PropertyPlantAndEquipmentByType lbrda:CableTransmissionEquipmentandDistributionFacilitiesNANA83.978NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:PropertyPlantAndEquipmentGross us-gaap:PropertyPlantAndEquipmentByType lbrda:FiberOpticCableSystemsNANA68.307NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:PropertyPlantAndEquipmentGross us-gaap:PropertyPlantAndEquipmentByType lbrda:SupportEquipmentAndSystemNANA85.458NANANA1.341NANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:PropertyPlantAndEquipmentGross us-gaap:PropertyPlantAndEquipmentByType lbrda:TelephonyTransmissionEquipmentAndDistributionFacilitiesNANA666.412NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:PropertyPlantAndEquipmentGross us-gaap:PropertyPlantAndEquipmentByType us-gaap:BuildingNANA93.947NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:PropertyPlantAndEquipmentGross us-gaap:PropertyPlantAndEquipmentByType us-gaap:ConstructionInProgressNANA60.703NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:PropertyPlantAndEquipmentGross us-gaap:PropertyPlantAndEquipmentByType us-gaap:LandNANA16.369NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:PropertyPlantAndEquipmentGross us-gaap:PropertyPlantAndEquipmentByType us-gaap:PropertyPlantAndEquipmentOtherTypesNANA33.444NANANA0.168NANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment NANA10.106NANANA0.977NANANANANANANANANANANA8.32NANANA24.803NANANA36.324NANANA35.692NANANA
us-gaap:AmortizationOfIntangibleAssets █▁18.718.6NANA0.43780.437NANANANANANANANANA0.8420.8540.8430.80.850.8520.8580.90.7070.6910.8341.82.01.70.9620.30.552NANA
 us-gaap:PropertyPlantAndEquipmentNet us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName lbrda:CharterCommunicationsNANANA34196.0NANA34591.0NANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:Goodwill ██▁764.686764.686745.577NANANA6.497NANANA6.497NANANANA6.4976.4976.4976.4976.4976.4976.4976.49727.16627.16627.16627.16645.6NANA20.669NANANA
 us-gaap:IndefiniteLivedIntangibleAssetsExcludingGoodwill us-gaap:IndefiniteLivedIntangibleAssetsByMajorClass lbrda:CableCertificates▁▁█550.0550.0560.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:IndefiniteLivedIntangibleAssetsExcludingGoodwill us-gaap:IndefiniteLivedIntangibleAssetsByMajorClass us-gaap:OtherIntangibleAssets██▁36.536.521.5NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:IntangibleAssetsNetExcludingGoodwill us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName lbrda:CharterCommunications▁▃▆█72109.072507.072937.073372.0NANA74775.0NANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:FiniteLivedIntangibleAssetsNet ▁▃█606.656624.956674.049NANANA0.888NANANANANANANANA6.0636.8987.7528.5969.43610.17611.02911.88712.74411.40112.08112.91531.527NANA0.429NANANA
us-gaap:OperatingLeaseRightOfUseAsset NANA98.992NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:OtherAssetsNoncurrent █▇▆▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁195.653160.466151.4878.7729.19.4069.5359.7679.1129.5859.4870.0490.0170.0490.0490.0610.2431.4531.4851.5771.7261.730.2350.570.6270.6760.7250.073NANA0.103NANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-31
us-gaap:AccountsPayableAndAccruedLiabilitiesCurrent █▇▄▁▁▁▁▁▂▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▂▁▁216.508198.04597.9337.6998.5624.266.1684.0719.4292.9223.5043.0912.6852.7035.3814.9638.1847.2187.9316.6357.6717.18910.49310.9129.69636.93115.95312.848NANA9.335NANANA
us-gaap:ContractWithCustomerLiabilityCurrent █▁▃30.48822.24424.926NANANA4.8NANANA4.36.58.71.9NANANANANANANANANANANANANANANANANANANANA
us-gaap:DebtCurrent █▁▅31.93929.42531.026NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:LiabilitiesCurrent █▇▇▁▁▁▁▁▁▁▁▁▁▁▁▁▇▇▅▁▁▁▁▁▁▂▂▂728.873676.086611.76216.33920.1068.1112.13911.80429.3815.8248.1959.99911.9095.21810.54912.2617.658609.358412.11612.82614.46411.68515.37626.32444.931155.93399.596109.195NANA70.107NANANA
us-gaap:LongTermDebtCurrent █▁▅31.93929.42531.026NANANANANANANANANANANANANA599.172598.842400.0NANANANANANANANANANANANANANANA
us-gaap:OperatingLeaseLiabilityCurrent NANA34.402NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:OtherLiabilitiesCurrent ▁█▆64.726133.499113.234NANANA1.192NANANANANANANANA0.5531.6981.8762.0142.2891.8872.4062.2541.9817.6816.6542.3410.034NANA2.912NANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-31
us-gaap:LongTermDebt ▆██▂▁▁▁▁▁▁▁▁▁▁▁▁3742.0294586.5974816.2331318.664573.593573.269572.944572.619523.549523.238522.928522.617523.159497.764497.37496.975NANA198.512598.178598.032597.729399.703372.0412.0372.0372.0NANANANANANANA
us-gaap:LongTermDebtNoncurrent ▁▇█3710.094557.1724785.207NANANA572.944NANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:DeferredIncomeTaxLiabilitiesNet ███▂▁▁▁▁▁▁▁1991.6241974.0451977.6431036.6721017.921992.704999.757972.005964.584961.665965.829NANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:MinorityInterest ▁▅█11.67711.71911.76NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:OtherLiabilitiesNoncurrent █▆▇▁▁▁▁▁▁▁▁▁▁▁▁183.937140.91146.6872.7643.0454.13.5563.4472.5952.8962.8672.9282.9763.3494.376NANANA2.596NANANANANANANANANANANANANANANA
us-gaap:OperatingLeaseLiabilityNoncurrent NANA61.305NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearTwo NANA26.786NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearThree NANA17.5NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFour NANA8.09NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFive NANA4.005NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive NANA17.41NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-31
us-gaap:StockholdersEquity ▇██▆▆▆▆▆▆▆▆▆▆▆▆▅▅▅▅▅▅▁▁▁▁▁▁▁11818.37512798.51313502.65910487.2510720.73410646.97110667.94610612.17210587.0610589.75510598.61810585.29510521.48310511.39510486.9018470.2358478.1438479.2198473.0928424.5788418.853128.8633148.2193174.8123194.5553200.8622494.7692861.492NANA2779.194NANANA
us-gaap:StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest ▁▅█11830.05212810.23213514.419NA10720.73410646.97110667.946NANANA10598.618NANANA10486.901NANANANANANANANANANANANANANANANANANANA
 us-gaap:CommonStockValue us-gaap:StatementClassOfStock us-gaap:CommonClassA███████▆▆▄▄▄▄▄▃▃▃▃▃▃▃▃▃▁▁▁▁0.2650.2650.2650.2650.2650.2650.2650.2640.2640.2630.2630.2630.2630.2630.2620.2620.2620.2620.2620.2620.2620.2620.2620.2610.2610.2610.261NANANANANANANA
 us-gaap:CommonStockValue us-gaap:StatementClassOfStock us-gaap:CommonClassC▇██▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▂▂▂▂▂▁1.5511.6271.6751.511.531.531.5291.5271.5271.5261.5261.5261.5261.5261.5261.5311.5311.5311.531.531.530.7470.7460.7460.7460.7460.572NANANANANANANA
us-gaap:AdditionalPaidInCapital ▆▇█▅▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▂▂▂▂▂▁8530.6849563.27510319.7547587.6277878.4997876.957890.0847926.6627929.0467943.7957938.3577939.8387940.1187940.4387907.97952.3167950.627948.977945.8837942.977941.2783540.6023537.8483536.5323537.1933535.8992835.373NANANANANANANA
us-gaap:RetainedEarningsAccumulatedDeficit ███▇▇▇▇▇▇▇▇▇▇▇▇▃▃▃▃▃▃▁▁▁▁▁▁▁3273.983217.7243165.5042901.2172832.2572760.0432767.8852675.9162648.422636.3682650.6692635.8652571.2992560.7192568.764507.811517.675520.651517.736472.135468.346-421.808-399.567-371.166-351.871-344.062-349.38-302.576NANA-214.775NANANA
us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax ▇██▁▅▅▅▅▅▅▅▅▅▅▅▅▅▅▅▅▅▆▆▅▅▅▅▅11.8715.59715.436-3.3948.1588.1588.1587.7787.7787.7787.7787.7788.2528.4248.4248.298.037.787.6567.6567.4099.0358.9058.4148.2017.9937.9187.674NANA7.89NANANA
us-gaap:MinorityInterest ▁▅█11.67711.71911.76NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue ██▃▂▁▁▂▂▂▂▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁10.4129.8593.671.9791.91.8052.7012.5052.4872.5231.3471.3521.3511.3521.3411.3381.3361.3431.361.3341.3341.3341.3071.3211.2891.283NANANANANANANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-31
us-gaap:NetCashProvidedByUsedInOperatingActivities ▁█▂▃▃▃▃▃▃▃▃▃▃▃▃▃▃▃▃▃-81.507192.964-58.93-21.114-1.197-14.501-10.331-7.158-8.513-11.561-10.181-9.486-2.897-3.696-6.435-12.282-1.713-9.601-6.8652.669NANANANANANANANANANANANANANA
us-gaap:NetCashProvidedByUsedInInvestingActivities █▄▄▁▁▁▁▁▁▁▁▁▁▁▁▁1224.289489.929590.464-0.007-0.02-14.925-0.425-0.025-0.033-0.017-0.006-0.011-0.01-0.014-0.043-0.01NANA-0.113-0.107NANANANANANANANANANANANANANA
us-gaap:NetCashProvidedByUsedInFinancingActivities ▁▄██▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇-2100.284-923.463501.49404.2270.022-1.94113.934-13.4052.5021.65350.0220.303-22.7190.541-47.69-49.036-49.40351.745-46.3350.169NANANANANANANANANANANANANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-31
us-gaap:DeferredIncomeTaxExpenseBenefit ▂▂▁▂▂▂▂▂▂▂▂▂▂▂▇▂▂▂▂▂█▂▂▂▂▂▂▂▂▁▂-28.63710.669-83.63924.97924.978-2.77429.4669.1243.924-4.5744.91917.4064.194-4.95435.097-7.338-2.541-8.3827.1521.387544.971-12.7321.442-4.2380.553-22.721-12.276-16.9187.907-45.416-1.58NANANA
us-gaap:DepreciationDepletionAndAmortization ██▂▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁66.87463.76214.1860.0560.4920.4930.4670.4710.4690.4680.470.5010.8990.9090.9260.9420.9490.9531.070.9710.9780.9861.1680.820.8563.2442.462.4792.4811.6231.0081.065NANA
us-gaap:NetCashProvidedByUsedInOperatingActivities ▁█▂▃▃▃▃▃▃▃▃▃▃▃▃▃▃▃▃▃-81.507192.964-58.93-21.114-1.197-14.501-10.331-7.158-8.513-11.561-10.181-9.486-2.897-3.696-6.435-12.282-1.713-9.601-6.8652.669NANANANANANANANANANANANANANA
us-gaap:NetIncomeLoss ▁▁▂▁▁▁▁▁▁▁▁▁▁▁█▁▁▁▁▁▄▁56.25652.22264.28768.9672.214-7.84291.96927.49612.052-14.30114.80459.63910.58-15.072060.953-9.864-2.977-14.44545.6013.789890.154-22.241NANANANANANANANANANANANA
us-gaap:ProfitLoss ▁▁▂▁▁▁▁▁▁▁▁▁▁▁█56.21452.179264.27668.9672.214-7.84291.96927.49612.052-14.30114.80459.63910.58-15.072060.953NANANANANANANANANANANANANANANANANANANA
us-gaap:ShareBasedCompensation ██▃▂▂▂▃▃▃▃▂▂▂▂▂▂▂▂▂▂▂▂▂▂▂▂▁▁▁▁▁10.5659.873.3982.0021.9331.8012.8412.5312.5232.6161.5091.3971.3961.4050.9161.4991.4291.4481.1311.7361.2241.6221.5981.4511.9761.3550.2640.190.0890.456-0.086NANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-31
us-gaap:NetCashProvidedByUsedInInvestingActivities █▄▄▁▁▁▁▁▁▁▁▁▁▁▁▁1224.289489.929590.464-0.007-0.02-14.925-0.425-0.025-0.033-0.017-0.006-0.011-0.01-0.014-0.043-0.01NANA-0.113-0.107NANANANANANANANANANANANANANA
us-gaap:PaymentsToAcquirePropertyPlantAndEquipment ▆█▁▁▁▁▁▁▁▁▁▁▁▁▁▁21.48228.6171.7760.0070.020.0150.4250.0250.0330.0170.0060.0110.010.0140.0430.018NANA0.1130.1190.0150.02-1.8852.3850.1560.0750.2810.3580.620.1390.638NANANA
us-gaap:PaymentsToAcquireProductiveAssets ▆█▁▁▁▁▁▁▁▁▁▁▁▁▁21.48228.6171.7760.0070.020.0150.4250.0250.0330.0170.0060.0110.010.0140.043NANANANANANANANANANANANANANANANANANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-31
us-gaap:NetCashProvidedByUsedInFinancingActivities ▁▄██▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇-2100.284-923.463501.49404.2270.022-1.94113.934-13.4052.5021.65350.0220.303-22.7190.541-47.69-49.036-49.40351.745-46.3350.169NANANANANANANANANANANANANANA
us-gaap:ProceedsFromIssuanceOfLongTermDebt NANA2125.0NANANA0.0NANANA0.0NANANA0.0NANANA0.00.00.0200.027.9950.09.84230.158NANANANANANANANA
 us-gaap:RepaymentsOfLongTermDebt dei:LegalEntity,us-gaap:CreditFacility,us-gaap:DebtInstrument lbrda:GciLlc,us-gaap:RevolvingCreditFacility,us-gaap:LineOfCredit▁█30.0180.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:RepaymentsOfLongTermDebt dei:LegalEntity,us-gaap:DebtInstrument lbrda:Spv,lbrda:MarginLoanAgreementsNANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:RepaymentsOfLongTermDebt dei:LegalEntity,us-gaap:DebtInstrument,us-gaap:SubsequentEventType lbrda:GciLlc,us-gaap:RevolvingCreditFacility,us-gaap:SubsequentEventNANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:PaymentsForRepurchaseOfCommonStock █▄▁1218.619738.411310.957NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-31
 us-gaap:DebtInstrumentInterestRateStatedPercentage dei:LegalEntity,us-gaap:Range,us-gaap:CreditFacility,us-gaap:DebtInstrument,us-gaap:VariableRate lbrda:GciLlc,srt:Minimum,lbrda:TermLoanB,us-gaap:LineOfCredit,us-gaap:LondonInterbankOfferedRateLIBORNANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:DebtInstrumentInterestRateStatedPercentage us-gaap:BusinessAcquisition,us-gaap:DebtInstrument lbrda:GciLiberty,lbrda:ExchangeableSeniorDebentures1.75PercentDue2046NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:DebtInstrumentInterestRateStatedPercentage us-gaap:BusinessAcquisition,us-gaap:DebtInstrument lbrda:GciLiberty,lbrda:SeniorNotes4.75PercentDue2028NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:DebtInstrumentInterestRateStatedPercentage us-gaap:Range,us-gaap:DebtInstrument,us-gaap:VariableRate srt:Minimum,lbrda:TermLoanB,us-gaap:LondonInterbankOfferedRateLIBORNANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA

Common Stock Value

us-gaap:CommonStockValue us-gaap:StatementClassOfStock

us-gaap:CommonStockValue

us-gaap:CommonClassA


Common
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-31
Value265000.0265000.0265000.0265000.0265000.0265000.0265000.0264000.0264000.0263000.0263000.0263000.0263000.0263000.0262000.0262000.0262000.0262000.0262000.0262000.0262000.0262000.0262000.0261000.0261000.0261000.0261000.0
Percentage of CommonStockValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of Assets us-gaap:CommonClassA0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:CommonClassC


Common
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-31
Value1551000.01627000.01675000.01510000.01530000.01530000.01529000.01527000.01527000.01526000.01526000.01526000.01526000.01526000.01526000.01531000.01531000.01531000.01530000.01530000.01530000.0747000.0746000.0746000.0746000.0746000.0572000.0
Percentage of CommonStockValue585.3614.0632.1569.8577.4577.4577.0578.4578.4580.2580.2580.2580.2580.2582.4584.4584.4584.4584.0584.0584.0285.1284.7285.8285.8285.8219.2
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of Assets us-gaap:CommonClassC0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Weighted Average Number Of Diluted Shares Outstanding

us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding

us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding


Weighted
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-312014-09-302014-06-30
Value1891961821821821821821821821821821831831831821411031031031008888
Percentage of WeightedAverageNumberOfDilutedSharesOutstanding100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Weighted Average Number Of Shares Outstanding Basic

us-gaap:WeightedAverageNumberOfSharesOutstandingBasic

us-gaap:WeightedAverageNumberOfSharesOutstandingBasic


Weighted
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-312014-09-302014-06-30
Value1871941811811811811811811811811811811811811811411031031031008888
Percentage of WeightedAverageNumberOfSharesOutstandingBasic100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount

us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount

us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount


Antidilutive
Period End2021-06-302021-03-312020-06-302017-12-312016-12-312015-12-312015-09-302014-12-31
Value694000.0893000.05000.0017000.03000.03000.017000.0
Percentage of AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount100.0100.0100.00.0100.0100.0100.0100.0

Earnings Per Share Basic

us-gaap:EarningsPerShareBasic

us-gaap:EarningsPerShareBasic


Earnings
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-31
Value0.30.271.450.380.4-0.040.510.150.07-0.080.080.330.06-0.0811.37-0.05-0.02-0.080.250.026.31-0.22-0.28-0.19-0.080.05-0.53-0.360.02-0.65-0.1-0.590.090.13
Percentage of EarningsPerShareBasic100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Earnings Per Share Diluted

us-gaap:EarningsPerShareDiluted

us-gaap:EarningsPerShareDiluted


Earnings
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-31
Value0.30.271.440.380.39-0.040.50.150.07-0.080.080.330.06-0.0811.28-0.05-0.02-0.080.250.026.28-0.22-0.28-0.19-0.080.05-0.53-0.360.02-0.65-0.1-0.590.090.13
Percentage of EarningsPerShareDiluted100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Allocated Share Based Compensation Expense

us-gaap:AllocatedShareBasedCompensationExpense

us-gaap:AllocatedShareBasedCompensationExpense


Allocated
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-30
Value109.873.3982.0021.9331.8012.8412.5312.5232.6161.5091.3971.3961.4050.9161.4991.4291.4481.1311.7361.2241.6221.5981.4511.9761.3550.2640.190.0890.456-0.0860.367
Percentage of AllocatedShareBasedCompensationExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax4.44.00.047.547.043.972.168.267.375.742.239.741.411.926.643.746.546.135.68.441.342.33.29.515.610.21.51.10.52.7-0.52.1

us-gaap:AllocatedShareBasedCompensationExpense us-gaap:IncomeStatementLocation

us-gaap:OperatingExpense


Allocated
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-06-302014-12-312014-09-302014-06-302014-03-312013-12-312013-09-30
Value0.0070.003-0.1030.010.0120.0010.0530.0120.0110.0370.0030.0150.0010.017-0.0070.0030.0010.0010.004-0.0040.0020.016-0.0090.0-0.0220.032-0.0290.01
Percentage of AllocatedShareBasedCompensationExpense0.10.0-3.00.50.60.11.90.50.41.40.21.10.11.2-0.80.20.10.10.2-0.30.10.8-3.40.0-24.77.033.72.7
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.00.00.00.20.30.01.30.30.31.10.10.40.00.1-0.20.10.00.00.0-0.10.10.1-0.10.0-0.10.2-0.20.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:OperatingExpense0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:SellingGeneralAndAdministrativeExpenses


Allocated
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-30
Value109.8673.5011.9921.9211.82.7882.5192.5122.5791.4431.3821.3861.3881.0821.4291.3831.221.1921.5961.2211.5461.9111.3310.3380.1260.0360.332-0.0480.278
Percentage of AllocatedShareBasedCompensationExpense99.9100.0103.099.599.499.998.199.599.698.695.698.999.398.8118.195.396.884.3105.491.999.895.396.798.2128.066.340.472.855.875.7
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax4.44.00.047.246.743.970.767.867.074.640.439.341.111.831.441.745.038.937.67.741.240.415.110.01.90.70.22.0-0.31.6
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:SellingGeneralAndAdministrativeExpenses0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Comprehensive Income Net Of Tax

us-gaap:ComprehensiveIncomeNetOfTax

us-gaap:ComprehensiveIncomeNetOfTax


Comprehensive
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-30
Value52522835772-7.8429227145910-15.072061-9.604-2.727-14.321454.036888-22.111-27.91-19.082-7.6015.393-46.56-31.4912.504-59.03-8.395-49.549
Percentage of ComprehensiveIncomeNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax21.721.20.01360.71755.3-191.12343.3740.5414.01681.8308.8-127.859759.0-280.0-88.7-456.11437.219.629957.1-577.2-55.8-125.3-60.140.5-265.6-180.514.6-348.9-49.6-281.1

Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest

us-gaap:ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest

us-gaap:ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest


Comprehensive
Period End2021-06-302021-03-31
Value-42000.0-41000.0
Percentage of ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-0.0-0.0

Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest

us-gaap:ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest

us-gaap:ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest


Comprehensive
Period End2021-06-302021-03-312020-06-302020-03-31
Value525272-7.842
Percentage of ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax21.721.21755.3-191.1

Costs And Expenses

us-gaap:CostsAndExpenses

us-gaap:CostsAndExpenses


Costs
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-30
Value244347642013111211109.6598.6697.6148.4429.5459.4459.217109.50210131313381416-37.155531125211520
Percentage of CostsAndExpenses100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax100.9140.90.0487.0339.0277.3311.2304.4291.2279.3242.4216.4250.481.0273.8268.7338.6302.6342.967.9462.0343.876.898.1127.0-279.0307.663.5149.0126.889.5114.1

us-gaap:CostsAndExpenses us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName

lbrda:CharterCommunications


Costs
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-30
Value10227104541016298679727993698029864
Percentage of CostsAndExpenses4184.93009.115757.748021.669747.687318.779931.587284.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax4221.14240.40.0233870.6236436.6242105.3248718.6265661.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax lbrda:CharterCommunications0.00.00.00.00.00.00.00.0

Gain Loss On Investments

us-gaap:GainLossOnInvestments

us-gaap:GainLossOnInvestments


Gain
Period End2021-06-302021-03-312020-12-312020-09-302019-12-312019-09-302018-12-312018-09-302018-06-302017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-31
Value-125.06499-43.746-39.3241.603-0.4330.05.678-2.019-1.9282.6751.370.9811.1320.04745
Percentage of GainLossOnInvestments100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-51.640.30.0-932.140.7-11.70.0161.4-59.9-55.978.044.631.235.70.01617.81174.8

us-gaap:GainLossOnInvestments us-gaap:DerivativeInstrumentRisk

lbrda:ExchangeableSeniorDebentures2.75PercentDue2050


Gain
Period End2020-09-30
Value-39.324
Percentage of GainLossOnInvestments100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-932.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax lbrda:ExchangeableSeniorDebentures2.75PercentDue20500.0

us-gaap:GainLossOnInvestments us-gaap:FinancialInstrument

lbrda:IndemnificationObligation


Gain
Period End2021-06-302021-03-31
Value-92.33951
Percentage of GainLossOnInvestments73.852.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-38.121.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax lbrda:IndemnificationObligation0.00.0

us-gaap:ExchangeableDebt


Gain
Period End2021-06-302021-03-31
Value-32.72547
Percentage of GainLossOnInvestments26.247.9
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-13.519.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:ExchangeableDebt0.00.0

Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest

us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest

us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest


Income
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-30
Value101631809397-10.6161213615-18.875197714-20.0212496-17.197-5.519-22.815715.4441435-36.518-33.858-28.879-12.2514.933-66.507-50.4275.991-91.348-14.864-82.118
Percentage of IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax41.725.90.02226.62362.5-258.73081.4986.3426.4-545.8551.52200.1438.3-169.872372.6-501.4-179.6-726.62257.226.448385.9-953.2-67.7-189.7-96.937.0-379.3-289.134.9-539.8-87.9-465.9

Income Tax Expense Benefit

us-gaap:IncomeTaxExpenseBenefit

us-gaap:IncomeTaxExpenseBenefit


Income
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-30
Value4411-83.6262424-2.774299.1243.924-4.5744.919174.194-4.951435-7.333-2.542-8.37261.655544-14.277-5.457-9.584-4.442-0.385-19.703-18.4374.087-33.633-6.015-30.098
Percentage of IncomeTaxExpenseBenefit100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax18.54.80.0592.1607.1-67.6747.7245.7104.7-132.3137.6504.9124.4-42.012617.5-213.8-82.7-266.6820.08.018373.9-372.7-10.9-62.9-35.1-2.9-112.4-105.723.8-198.8-35.6-170.7

us-gaap:IncomeTaxExpenseBenefit us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName

lbrda:CharterCommunications


Income
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-30
Value28121625417716629110126
Percentage of IncomeTaxExpenseBenefit625.51832.8-303.7708.6664.6-1045.4373.31381.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax116.087.60.04195.34035.0706.62791.23393.5
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax lbrda:CharterCommunications0.00.00.00.00.00.00.00.0

Interest Expense

us-gaap:InterestExpense

us-gaap:InterestExpense


Interest
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-31
Value2833133.7195.1315.8616.1586.1236.3426.5436.2635.9676.0355.0374.6715.5184.8264.5554.4094.094.0162.4411.9281.8161.9191.761
Percentage of InterestExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax11.913.40.088.1124.7142.8156.3164.9169.3189.2175.1169.6179.042.7135.4160.9157.0145.1139.019.8135.463.73.911.915.213.2

us-gaap:InterestExpense us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName

lbrda:CharterCommunications


Interest
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-30
Value1004983965946957980964963
Percentage of InterestExpense3494.12965.97176.325436.918651.316720.715654.415727.6
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax414.4398.70.022422.423262.023879.124460.825935.9
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax lbrda:CharterCommunications0.00.00.00.00.00.00.00.0

Litigation Settlement Expense

us-gaap:LitigationSettlementExpense

us-gaap:LitigationSettlementExpense


Litigation
Period End2021-06-302021-03-31
Value0.0110
Percentage of LitigationSettlementExpense0.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.044.6

us-gaap:LitigationSettlementExpense us-gaap:LitigationCase

lbrda:HollywoodFirefightersPensionFundEtalVersusGciLibertyIncEtal


Litigation
Period End2021-03-31
Value110
Percentage of LitigationSettlementExpense100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax lbrda:HollywoodFirefightersPensionFundEtalVersusGciLibertyIncEtal0.0

Net Income Loss

us-gaap:NetIncomeLoss

us-gaap:NetIncomeLoss


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-31
Value56522646872-7.842912712-14.301145910-15.072060-9.864-2.977-14.445453.789890-22.241
Percentage of NetIncomeLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax23.221.20.01634.51755.3-191.12333.6740.5321.6-413.6414.01695.3313.9-127.859755.1-287.6-96.9-460.01437.218.430011.9-580.6

us-gaap:NetIncomeLoss us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName

lbrda:CharterCommunications


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-30
Value10208071246814766396714387
Percentage of NetIncomeLoss1813.11545.4471.51180.41060.7-5049.7776.31407.5
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax421.0327.30.019293.718619.39649.118117.210422.8
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax lbrda:CharterCommunications0.00.00.00.00.00.00.00.0

us-gaap:NetIncomeLoss us-gaap:StatementEquityComponents

us-gaap:RetainedEarnings


Net
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value6872-7.842912712-14.301145910-15.072060
Percentage of NetIncomeLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax1634.51755.3-191.12333.6740.5321.6-413.6414.01695.3313.9-127.859755.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:RetainedEarnings0.00.00.00.00.00.00.00.00.00.00.00.0

Net Income Loss Attributable To Noncontrolling Interest

us-gaap:NetIncomeLossAttributableToNoncontrollingInterest

us-gaap:NetIncomeLossAttributableToNoncontrollingInterest


Net
Period End2021-06-302021-03-31
Value-0.042-0.041
Percentage of NetIncomeLossAttributableToNoncontrollingInterest100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-0.0-0.0

us-gaap:NetIncomeLossAttributableToNoncontrollingInterest us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName

lbrda:CharterCommunications


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-30
Value1381141551181107110880
Percentage of NetIncomeLossAttributableToNoncontrollingInterest-328571.4-278048.80.00.00.00.00.00.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax57.046.20.02796.92673.81730.02740.42154.6
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax lbrda:CharterCommunications0.00.00.00.00.00.00.00.0

Operating Income Loss

us-gaap:OperatingIncomeLoss

us-gaap:OperatingIncomeLoss


Operating
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-31
Value-2.092-100.879-26.22-16.328-9.832-7.275-8.322-7.588-7.166-6.201-5.093-4.096-5.0712.246-5.996-5.787-7.333-6.362-7.7076.624-10.737-9.34110.288-3.41450-36.4046.364-8.398-4.5361.776-2.48-1.9192.535
Percentage of OperatingIncomeLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-0.9-40.90.0-387.0-239.0-177.3-211.2-204.4-191.2-179.3-142.4-116.4-150.419.0-173.8-168.7-238.6-202.6-242.932.1-362.0-243.823.21.9-27.0379.0-207.636.5-49.0-26.810.5-14.1-10.210.6

us-gaap:OperatingIncomeLoss us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName

lbrda:CharterCommunications


Operating
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-30
Value25752068246221721969180219591586
Percentage of OperatingIncomeLoss-123088.0-2050.0-9389.8-13302.3-20026.4-24769.8-23540.0-20901.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax1062.8838.80.051481.447861.043908.449708.242714.8
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax lbrda:CharterCommunications0.00.00.00.00.00.00.00.0

Other Comprehensive Income Loss Net Of Tax

us-gaap:OtherComprehensiveIncomeLossNetOfTax

us-gaap:OtherComprehensiveIncomeLossNetOfTax


Other
Period End2021-06-302021-03-312020-12-312020-09-302018-12-312018-09-302018-06-302017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-31
Value-3.7270.16118-11.5520.0-0.474-0.1720.1340.260.250.1240.00.247-1.6260.130.4910.2130.2080.075
Percentage of OtherComprehensiveIncomeLossNetOfTax100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-1.50.10.0-273.80.0-13.5-5.13.97.68.13.90.01.2-54.83.41.01.41.60.6

us-gaap:OtherComprehensiveIncomeLossNetOfTax us-gaap:StatementEquityComponents

us-gaap:AociIncludingPortionAttributableToNoncontrollingInterest


Other
Period End2021-06-302021-03-312020-12-312020-09-302018-12-312018-09-302018-06-302017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-31
Value-3.7270.16118-11.5520.0-0.474-0.1720.1340.260.250.1240.00.247-1.6260.13
Percentage of OtherComprehensiveIncomeLossNetOfTax100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-1.50.10.0-273.80.0-13.5-5.13.97.68.13.90.01.2-54.83.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:AociIncludingPortionAttributableToNoncontrollingInterest0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Other Nonoperating Income Expense

us-gaap:OtherNonoperatingIncomeExpense

us-gaap:OtherNonoperatingIncomeExpense


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-30
Value22-8.1262.0950.0080.0280.1630.180.350.4060.005-0.0010.0830.193-0.0290.0090.003-0.0010.2240.0050.0360.0710.1240.010.048-0.024-0.0030.008-0.023-0.045-0.008-0.008
Percentage of OtherNonoperatingIncomeExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax9.4-3.30.00.20.74.04.69.410.80.1-0.02.45.7-0.80.30.1-0.07.10.01.21.90.20.10.4-0.2-0.00.0-0.1-0.3-0.0-0.0

us-gaap:OtherNonoperatingIncomeExpense us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName

lbrda:CharterCommunications


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-30
Value-132.052301-117.030-326.0-38.0-30.0
Percentage of OtherNonoperatingIncomeExpense-581.0-639.914367.5-1462500.0107142.9-200000.0-21111.1-8571.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-54.521.10.0-2773.2729.2-7943.5-964.2-808.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax lbrda:CharterCommunications0.00.00.00.00.00.00.00.0

Profit Loss

us-gaap:ProfitLoss

us-gaap:ProfitLoss


Profit
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value56522646872-7.842912712-14.301145910-15.072060
Percentage of ProfitLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax23.221.20.01634.51755.3-191.12333.6740.5321.6-413.6414.01695.3313.9-127.859755.1

us-gaap:ProfitLoss us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName

lbrda:CharterCommunications


Profit
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-30
Value11589211401932876467822467
Percentage of ProfitLoss2060.01765.1530.11351.51213.1-5955.1893.81698.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax478.0373.60.022090.521293.111379.120857.712577.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax lbrda:CharterCommunications0.00.00.00.00.00.00.00.0

us-gaap:ProfitLoss us-gaap:StatementEquityComponents

us-gaap:NoncontrollingInterest


Profit
Period End2021-06-302021-03-31
Value-0.042-0.041
Percentage of ProfitLoss-0.1-0.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-0.0-0.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:NoncontrollingInterest0.00.0

us-gaap:RetainedEarnings


Profit
Period End2021-06-302021-03-312020-06-302020-03-31
Value565272-7.842
Percentage of ProfitLoss100.1100.1100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax23.221.21755.3-191.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:RetainedEarnings0.00.00.00.0

Revenue From Contract With Customer Excluding Assessed Tax

us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax

us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-31
Value242246384.2194.1144.1043.9413.7133.7473.4583.5763.5183.371113.4493.433.0733.143.173202.9663.831491512131717171616171824
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:ConsolidationItems

lbrda:OperatingSegmentsAndCorporateNonSegment


Revenue
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
Value126621204311700117421176411453113501120911234108951085710668106051046110360
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax33087.5285452.0284397.5286113.6298526.8308476.0302928.9324160.2314166.0309707.7322081.690482.5307493.4304998.0337132.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax33087.5285452.0284397.5286113.6298526.8308476.0302928.9324160.2314166.0309707.7322081.690482.5307493.4304998.0337132.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax lbrda:OperatingSegmentsAndCorporateNonSegment100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:CorporateNonSegment


Revenue
Period End2021-06-302021-03-312020-06-302020-03-31
Value4.4284.3184.1144.104
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax1.81.8100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax1.81.8100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:CorporateNonSegment100.0100.0100.0100.0

us-gaap:IntersegmentElimination


Revenue
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-30
Value-12624.0-12039.0-11696.0-11738.0-11761.0-11450.0-11347.0-11206.0-11231.0-10892.0-10854.0-10657.0-10602.0-10458.0-10357.0-10164.0-10275.0-10037.0-6161.0-2530.0-2512.0-2450.0-2430.0-2362.0-2360.0-2287.0-2259.0-2202.0-2148.0-2118.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-32987.5-285352.0-284297.5-286013.6-298426.8-308376.0-302828.9-324060.2-314066.0-309607.7-321981.6-90382.5-307393.4-304898.0-337032.2-323694.3-323826.0-48685.5-207720.8-66040.2-5024.4-16092.0-19217.1-17738.1-13460.3-13109.8-13175.1-13013.4-12699.5-12015.7
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-32987.5-285352.0-284297.5-286013.6-298426.8-308376.0-302828.9-324060.2-314066.0-309607.7-321981.6-90382.5-307393.4-304898.0-337032.2-323694.3-323826.0-48685.5-207720.8-66040.2-5024.4-16092.0-19217.1-17738.1-13460.3-13109.8-13175.1-13013.4-12699.5-12015.7
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:IntersegmentElimination100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OperatingSegments


Revenue
Period End2021-06-302021-03-31
Value237242
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax98.298.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax98.298.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:OperatingSegments100.0100.0

us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:ConsolidationItems, us-gaap:MajorCustomers, us-gaap:ProductOrService

us-gaap:OperatingSegments, lbrda:BusinessRevenue, lbrda:Data


Revenue
Period End2021-06-302021-03-31
Value8590
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax35.436.6
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax35.436.6
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:OperatingSegments lbrda:BusinessRevenue lbrda:Data100.0100.0

us-gaap:OperatingSegments, lbrda:BusinessRevenue, lbrda:Video


Revenue
Period End2021-06-302021-03-31
Value0.880.802
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.40.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.40.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:OperatingSegments lbrda:BusinessRevenue lbrda:Video100.0100.0

us-gaap:OperatingSegments, lbrda:BusinessRevenue, lbrda:Voice


Revenue
Period End2021-06-302021-03-31
Value6.0086.148
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax2.52.5
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax2.52.5
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:OperatingSegments lbrda:BusinessRevenue lbrda:Voice100.0100.0

us-gaap:OperatingSegments, lbrda:BusinessRevenue, lbrda:Wireless


Revenue
Period End2021-06-302021-03-31
Value1818
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax7.67.7
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax7.67.7
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:OperatingSegments lbrda:BusinessRevenue lbrda:Wireless100.0100.0

us-gaap:OperatingSegments, lbrda:ConsumerRevenue, lbrda:Data


Revenue
Period End2021-06-302021-03-31
Value5252
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax21.721.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax21.721.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:OperatingSegments lbrda:ConsumerRevenue lbrda:Data100.0100.0

us-gaap:OperatingSegments, lbrda:ConsumerRevenue, lbrda:Video


Revenue
Period End2021-06-302021-03-31
Value1818
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax7.77.7
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax7.77.7
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:OperatingSegments lbrda:ConsumerRevenue lbrda:Video100.0100.0

us-gaap:OperatingSegments, lbrda:ConsumerRevenue, lbrda:Voice


Revenue
Period End2021-06-302021-03-31
Value3.6813.554
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax1.51.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax1.51.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:OperatingSegments lbrda:ConsumerRevenue lbrda:Voice100.0100.0

us-gaap:OperatingSegments, lbrda:ConsumerRevenue, lbrda:Wireless


Revenue
Period End2021-06-302021-03-31
Value3231
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax13.313.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax13.313.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:OperatingSegments lbrda:ConsumerRevenue lbrda:Wireless100.0100.0

us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:ConsolidationItems, us-gaap:ProductOrService

us-gaap:OperatingSegments, lbrda:LeaseGrantAndRevenueFromSubsidies


Revenue
Period End2021-06-302021-03-31
Value1919
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax8.07.9
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax8.07.9
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:OperatingSegments lbrda:LeaseGrantAndRevenueFromSubsidies100.0100.0

us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

us-gaap:OperatingSegments, lbrda:Charter


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-30
Value128021252212624120391169611738117611145011347112061123110892108541065710602104581035710164102751003725302512245024302362236022872259220221482118
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax5283.95079.232987.5285352.0284297.5286013.6298426.8308376.0302828.9324060.2314066.0309607.7321981.690382.5307393.4304898.0337032.2323694.3323826.048685.566040.25024.416092.019217.117738.113460.313109.813175.113013.412699.512015.7
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax5283.95079.232987.5285352.0284297.5286013.6298426.8308376.0302828.9324060.2314066.0309607.7321981.690382.5307393.4304898.0337032.2323694.3323826.048685.566040.25024.416092.019217.117738.113460.313109.813175.113013.412699.512015.7
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:OperatingSegments lbrda:Charter100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OperatingSegments, lbrda:SkyhookHoldingInc


Revenue
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-30
Value4.5994.2194.1144.1043.9413.7133.7473.4583.5763.5183.371113.4493.433.0733.143.17320
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax12.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax12.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:OperatingSegments lbrda:SkyhookHoldingInc100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:ProductOrService

us-gaap:LicenseAndService


Revenue
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302017-12-312017-09-30
Value4.2094.1143.9943.9413.7133.7473.4583.5763.5183.3243.07
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax99.8100.097.3100.0100.0100.0100.0100.0100.096.489.5
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax99.8100.097.3100.0100.0100.0100.0100.0100.096.489.5
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:LicenseAndService100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:Service


Revenue
Period End2020-09-302020-06-302020-03-312017-12-312017-09-30
Value0.010.00.110.1250.36
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.20.02.73.610.5
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.20.02.73.610.5
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:Service100.00.0100.0100.0100.0

Revenues

us-gaap:Revenues

us-gaap:Revenues


Revenues
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-31
Value242246384.2194.1144.1043.9413.7133.7473.4583.5763.5183.371113.4493.433.0733.143.173202.9663.831491512131717171616171824
Percentage of Revenues100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:Revenues us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName

lbrda:CharterCommunications


Revenuesus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-30
Value1280212522126241203911696117381176111450
Percentage of Revenues5283.95079.232987.5285352.0284297.5286013.6298426.8308376.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax5283.95079.232987.5285352.0284297.5286013.6298426.8308376.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax lbrda:CharterCommunications0.00.00.00.00.00.00.00.0

Selling General And Administrative Expense

us-gaap:SellingGeneralAndAdministrativeExpense

us-gaap:SellingGeneralAndAdministrativeExpense


Selling
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-30
Value1101043717108.4189.1498.5078.2176.9386.0695.1875.5146.7275.9666.1896.3665.5446.9119.8559.1318.806109.51510119.8468.00616138.4669.779
Percentage of SellingGeneralAndAdministrativeExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax45.642.497.7425.9265.7205.1232.1229.1219.3200.6169.7147.4163.657.1173.0180.4207.2176.6217.847.8307.9229.921.462.584.389.556.245.996.679.050.155.5

Assets

us-gaap:Assets

us-gaap:Assets


Assets
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302013-12-31
Value18775204912137112861123351222512256121721210712083120981208212002119571193194819602959895909515950937403565361137303770300330082909
Percentage of Assets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:Assets us-gaap:ConsolidationItems

lbrda:OperatingSegmentsAndCorporateNonSegment


Assetsus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value162801163930165577157054157471158777160444157439158192159340158228158167158253
Percentage of Assets867.1800.0774.81221.11276.61298.81309.11293.41306.61318.71307.81309.01318.5
Percentage of Assets867.1800.0774.81221.11276.61298.81309.11293.41306.61318.71307.81309.01318.5
Percentage of Assets lbrda:OperatingSegmentsAndCorporateNonSegment100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:CorporateNonSegment


Assetsus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302016-12-31
Value15247169831768212845123161221012238121511208412065120761205711974119331190794559560
Percentage of Assets81.282.982.799.999.899.999.999.899.899.999.899.899.899.899.899.799.7
Percentage of Assets81.282.982.799.999.899.999.999.899.899.999.899.899.899.899.899.799.7
Percentage of Assets us-gaap:CorporateNonSegment100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IntersegmentElimination


Assetsus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302013-12-31
Value-144026.0-143439.0-144206.0-144193.0-145136.0-146552.0-148188.0-145267.0-146085.0-147257.0-146130.0-146085.0-146251.0-146151.0-146623.0-148228.0-146960.0-149444.0-149067.0-148897.0-149195.0-40524.0-39316.0-36873.0-17319.0-24410.0-24550.0-20950.0-17295.0
Percentage of Assets-767.1-700.0-674.8-1121.1-1176.6-1198.8-1209.1-1193.4-1206.6-1218.7-1207.8-1209.0-1218.5-1222.2-1228.8-1563.3-1530.4-1557.0-1554.2-1564.8-1568.8-1083.3-1102.6-1021.0-464.3-647.4-817.3-696.4-594.5
Percentage of Assets-767.1-700.0-674.8-1121.1-1176.6-1198.8-1209.1-1193.4-1206.6-1218.7-1207.8-1209.0-1218.5-1222.2-1228.8-1563.3-1530.4-1557.0-1554.2-1564.8-1568.8-1083.3-1102.6-1021.0-464.3-647.4-817.3-696.4-594.5
Percentage of Assets us-gaap:IntersegmentElimination100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:Assets us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

us-gaap:OperatingSegments, lbrda:Charter


Assetsus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302013-12-31
Value1440261434391442061441931451361465521481881452671460851472571461301460851462511461511466231482281469601494441490671488971491954052439316368731731924410245502095017295
Percentage of Assets767.1700.0674.81121.11176.61198.81209.11193.41206.61218.71207.81209.01218.51222.21228.81563.31530.41557.01554.21564.81568.81083.31102.61021.0464.3647.4817.3696.4594.5
Percentage of Assets767.1700.0674.81121.11176.61198.81209.11193.41206.61218.71207.81209.01218.51222.21228.81563.31530.41557.01554.21564.81568.81083.31102.61021.0464.3647.4817.3696.4594.5
Percentage of Assets us-gaap:OperatingSegments lbrda:Charter100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OperatingSegments, lbrda:GciHoldings


Assetsus-gaap:
Period End2021-06-302021-03-312020-12-31
Value352735073676
Percentage of Assets18.817.117.2
Percentage of Assets18.817.117.2
Percentage of Assets us-gaap:OperatingSegments lbrda:GciHoldings100.0100.0100.0

us-gaap:OperatingSegments, lbrda:SkyhookHoldingInc


Assetsus-gaap:
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312015-12-31
Value121618141820221821252824242624213061
Percentage of Assets0.10.10.20.10.10.20.20.10.20.20.20.20.20.30.30.20.31.7
Percentage of Assets0.10.10.20.10.10.20.20.10.20.20.20.20.20.30.30.20.31.7
Percentage of Assets us-gaap:OperatingSegments lbrda:SkyhookHoldingInc100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:Assets us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName

lbrda:CharterCommunications


Assetsus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302019-12-31
Value144026143439144206144193148188
Percentage of Assets767.1700.0674.81121.11209.1
Percentage of Assets767.1700.0674.81121.11209.1
Percentage of Assets lbrda:CharterCommunications100.0100.0100.0100.0100.0

Liabilities

us-gaap:Liabilities

us-gaap:Liabilities


Liabilities
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302013-12-31
Value694576807856237416141578158815591520149314991497148114461444101111241118111710901091612417436535569509146130
Percentage of Liabilities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets37.037.536.818.513.112.913.012.812.612.412.412.412.312.112.110.711.711.711.711.511.516.411.712.114.415.116.94.94.5

Liabilities And Stockholders Equity

us-gaap:LiabilitiesAndStockholdersEquity

us-gaap:LiabilitiesAndStockholdersEquity


Liabilities
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302013-12-31
Value18775204912137112861123351222512256121721210712083120981208212002119571193194819602959895909515950937403565361137303770300330082909
Percentage of LiabilitiesAndStockholdersEquity100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:LiabilitiesAndStockholdersEquity us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName

lbrda:CharterCommunications


Liabilities
Period End2021-06-302021-03-312020-12-312020-09-302019-12-31
Value144026143439144206144193148188
Percentage of LiabilitiesAndStockholdersEquity767.1700.0674.81121.11209.1
Percentage of Assets767.1700.0674.81121.11209.1
Percentage of Assets lbrda:CharterCommunications100.0100.0100.0100.0100.0

Stockholders Equity

us-gaap:StockholdersEquity

us-gaap:StockholdersEquity


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302013-12-312012-12-312011-12-31
Value11818127981350210487107201064610667106121058710589105981058510521105111048684708478847984738424841831283148317431943200249428612779196158
Percentage of StockholdersEquity100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets62.962.563.281.586.987.187.087.287.487.687.687.687.787.987.989.388.388.388.388.588.583.688.387.985.684.983.195.195.50.00.0

us-gaap:StockholdersEquity us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName

lbrda:CharterCommunications


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302019-12-31
Value2408627181302813371238811
Percentage of StockholdersEquity203.8212.4224.3321.5363.8
Percentage of Assets128.3132.6141.7262.1316.7
Percentage of Assets lbrda:CharterCommunications16.718.921.023.426.2

us-gaap:StockholdersEquity us-gaap:StatementClassOfStock, us-gaap:StatementEquityComponents

us-gaap:CommonClassA, us-gaap:CommonStock


Stockholders
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-31
Value0.2650.2650.2650.2650.2640.2640.2630.2630.2630.2630.2630.2620.262
Percentage of StockholdersEquity0.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of Assets us-gaap:CommonClassA us-gaap:CommonStock0.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:CommonClassC, us-gaap:CommonStock


Stockholders
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-31
Value1.511.531.531.5291.5271.5271.5261.5261.5261.5261.5261.5261.53
Percentage of StockholdersEquity0.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of Assets us-gaap:CommonClassC us-gaap:CommonStock0.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:StockholdersEquity us-gaap:StatementEquityComponents

us-gaap:AdditionalPaidInCapital


Stockholders
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-31
Value758778787876789079267929794379387939794079407907795279507948794579427941354035373536353735352835
Percentage of StockholdersEquity72.473.574.074.074.774.975.074.975.075.575.575.493.993.893.793.894.394.3113.2112.4111.4110.7110.5113.7
Percentage of Assets59.063.964.464.465.165.565.765.665.766.266.466.383.982.882.882.883.583.594.699.297.994.893.894.4
Percentage of Assets us-gaap:AdditionalPaidInCapital0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:AociIncludingPortionAttributableToNoncontrollingInterest


Stockholders
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312014-12-312013-12-312012-12-31
Value-3.3948.1588.1588.1587.7787.7787.7787.7787.7788.2528.4248.4248.298.037.787.6567.6567.4099.0358.9057.9187.892.04
Percentage of StockholdersEquity-0.00.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.30.30.30.31.0
Percentage of Assets-0.00.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.20.20.30.30.0
Percentage of Assets us-gaap:AociIncludingPortionAttributableToNoncontrollingInterest0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:RetainedEarnings


Stockholders
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302013-12-312012-12-312011-12-31
Value290128322760276726752648263626502635257125602568507517520517472468-421.808-399.567-371.166-351.871-344.062-349.38-302.576-214.775-173.047-217.243
Percentage of StockholdersEquity27.726.425.925.925.225.024.925.024.924.424.424.56.06.16.16.15.65.6-13.5-12.7-11.7-11.0-10.7-14.0-10.6-7.7-88.1-137.1
Percentage of Assets22.623.022.622.622.021.921.821.921.821.421.421.55.45.45.45.45.04.9-11.3-11.2-10.3-9.4-9.1-11.6-10.1-7.40.00.0
Percentage of Assets us-gaap:RetainedEarnings0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Assets Current

us-gaap:AssetsCurrent

us-gaap:AssetsCurrent


Assets
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302013-12-31
Value519146118464021921529474748495100798414125325125826326086767866581488580190154
Percentage of AssetsCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets2.87.18.63.10.20.20.40.80.60.60.70.80.80.70.71.52.62.62.72.82.723.219.018.421.823.52.76.35.3

us-gaap:AssetsCurrent us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName

lbrda:CharterCommunications


Assets
Period End2021-06-302021-03-312020-12-312020-09-302019-12-31
Value46823663390940636537
Percentage of AssetsCurrent902.0250.7211.71009.512539.1
Percentage of Assets24.917.918.331.653.3
Percentage of Assets lbrda:CharterCommunications3.32.62.72.84.4

Cash And Cash Equivalents At Carrying Value

us-gaap:CashAndCashEquivalentsAtCarryingValue

us-gaap:CashAndCashEquivalentsAtCarryingValue


Cash
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302012-12-312011-12-31
Value219117714174001718494667738343527881135196247205259256785655643766763444716139.251121030
Percentage of CashAndCashEquivalentsAtCarryingValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets1.25.76.63.10.10.20.40.40.60.60.70.40.40.70.71.42.02.62.12.72.721.018.417.820.520.21.51.60.00.00.30.00.00.0

Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents


Cash
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312015-12-31
Value235119214334001718494667738343527881135196247205655
Percentage of CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets1.35.86.73.10.10.20.40.40.60.60.70.40.40.70.71.42.02.62.118.4

Accounts Receivable Net Current

us-gaap:AccountsReceivableNetCurrent us-gaap:ConsolidatedEntities, us-gaap:BalanceSheetLocation, us-gaap:OtherCommitments

us-gaap:AccountsReceivableNetCurrent

lbrda:GciHoldings, us-gaap:TradeAccountsReceivable, lbrda:RuralHealthCareProgram


Accounts
Period End2020-12-31
Value237
Percentage of AccountsReceivableNetCurrent100.0
Percentage of Assets1.1
Percentage of Assets lbrda:GciHoldings us-gaap:TradeAccountsReceivable lbrda:RuralHealthCareProgram0.0

Receivables Net Current

us-gaap:ReceivablesNetCurrent us-gaap:MajorCustomers, us-gaap:ConcentrationRiskByBenchmark, us-gaap:ConcentrationRiskByType

us-gaap:ReceivablesNetCurrent

lbrda:UsfProgram, us-gaap:RevenueFromContractWithCustomer, us-gaap:CustomerConcentrationRisk


Receivables
Period End2020-12-31
Value280
Percentage of ReceivablesNetCurrent100.0
Percentage of Assets1.3
Percentage of Assets lbrda:UsfProgram us-gaap:RevenueFromContractWithCustomer us-gaap:CustomerConcentrationRisk0.0

Other Assets Current

us-gaap:OtherAssetsCurrent

us-gaap:OtherAssetsCurrent


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302013-12-31
Value6682792.2242.5442.6652.4092.5087.1811.1211.4712.212.7761.7972.7974.3193.9012.5452.7943.3183.153.482112.2841.3891.877105.79710
Percentage of OtherAssetsCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.40.40.40.00.00.00.00.00.10.00.00.00.00.00.00.00.00.00.00.00.00.10.30.10.00.00.40.20.4

Property Plant And Equipment Gross

us-gaap:PropertyPlantAndEquipmentGross us-gaap:PropertyPlantAndEquipmentByType

us-gaap:PropertyPlantAndEquipmentGross

lbrda:CableTransmissionEquipmentandDistributionFacilities


Property
Period End2020-12-31
Value83
Percentage of PropertyPlantAndEquipmentGross100.0
Percentage of Assets0.4
Percentage of Assets lbrda:CableTransmissionEquipmentandDistributionFacilities0.0

lbrda:FiberOpticCableSystems


Property
Period End2020-12-31
Value68
Percentage of PropertyPlantAndEquipmentGross81.3
Percentage of Assets0.3
Percentage of Assets lbrda:FiberOpticCableSystems0.0

lbrda:SupportEquipmentAndSystem


Property
Period End2020-12-312019-12-31
Value851.341
Percentage of PropertyPlantAndEquipmentGross101.80.0
Percentage of Assets0.40.0
Percentage of Assets lbrda:SupportEquipmentAndSystem0.00.0

lbrda:TelephonyTransmissionEquipmentAndDistributionFacilities


Property
Period End2020-12-31
Value666
Percentage of PropertyPlantAndEquipmentGross793.6
Percentage of Assets3.1
Percentage of Assets lbrda:TelephonyTransmissionEquipmentAndDistributionFacilities0.0

us-gaap:Building


Property
Period End2020-12-31
Value93
Percentage of PropertyPlantAndEquipmentGross111.9
Percentage of Assets0.4
Percentage of Assets us-gaap:Building0.0

us-gaap:ConstructionInProgress


Property
Period End2020-12-31
Value60
Percentage of PropertyPlantAndEquipmentGross72.3
Percentage of Assets0.3
Percentage of Assets us-gaap:ConstructionInProgress0.0

us-gaap:Land


Property
Period End2020-12-31
Value16
Percentage of PropertyPlantAndEquipmentGross19.5
Percentage of Assets0.1
Percentage of Assets us-gaap:Land0.0

us-gaap:PropertyPlantAndEquipmentOtherTypes


Property
Period End2020-12-312019-12-31
Value330.168
Percentage of PropertyPlantAndEquipmentGross39.80.0
Percentage of Assets0.20.0
Percentage of Assets us-gaap:PropertyPlantAndEquipmentOtherTypes0.00.0

Accumulated Depreciation Depletion And Amortization Property Plant And Equipment

us-gaap:AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment

us-gaap:AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment


Accumulated
Period End2020-12-312019-12-312016-12-312015-12-312014-12-312013-12-31
Value100.9778.32243635
Percentage of AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment100.0100.0100.0100.0100.0100.0
Percentage of Assets0.00.00.10.71.21.2

Amortization Of Intangible Assets

us-gaap:AmortizationOfIntangibleAssets

us-gaap:AmortizationOfIntangibleAssets


Amortization
Period End2021-06-302021-03-312020-06-302020-03-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-30
Value18180.43780.4370.8420.8540.8430.80.850.8520.8580.90.7070.6910.8341.82.01.70.9620.30.552
Percentage of AmortizationOfIntangibleAssets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Property Plant And Equipment Net

us-gaap:PropertyPlantAndEquipmentNet us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName

us-gaap:PropertyPlantAndEquipmentNet

lbrda:CharterCommunications


Property
Period End2020-09-302019-12-31
Value3419634591
Percentage of PropertyPlantAndEquipmentNet100.0100.0
Percentage of Assets265.9282.2
Percentage of Assets lbrda:CharterCommunications23.723.3

Goodwill

us-gaap:Goodwill

us-gaap:Goodwill


Goodwill
Period End2021-06-302021-03-312020-12-312019-12-312018-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302013-12-31
Value7647647456.4976.4976.4976.4976.4976.4976.4976.4976.4976.497272727274520
Percentage of Goodwill100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets4.13.73.50.10.10.10.10.10.10.10.10.20.20.80.70.70.91.50.7

us-gaap:Goodwill us-gaap:BusinessAcquisition

lbrda:GciLiberty


Goodwillus-gaap:
Period End2020-12-182020-08-06
Value758739
Percentage of Goodwill0.00.0
Percentage of Assets0.00.0
Percentage of Assets lbrda:GciLiberty0.00.0

us-gaap:Goodwill us-gaap:ReportingUnit

lbrda:GciHoldings


Goodwillus-gaap:
Period End2020-12-31
Value739
Percentage of Goodwill99.1
Percentage of Assets3.5
Percentage of Assets lbrda:GciHoldings0.0

Indefinite Lived Intangible Assets Excluding Goodwill

us-gaap:IndefiniteLivedIntangibleAssetsExcludingGoodwill us-gaap:IndefiniteLivedIntangibleAssetsByMajorClass

us-gaap:IndefiniteLivedIntangibleAssetsExcludingGoodwill

lbrda:CableCertificates


Indefinite
Period End2021-06-302021-03-312020-12-31
Value550550560
Percentage of IndefiniteLivedIntangibleAssetsExcludingGoodwill100.0100.0100.0
Percentage of Assets2.92.72.6
Percentage of Assets lbrda:CableCertificates0.00.00.0

us-gaap:OtherIntangibleAssets


Indefinite
Period End2021-06-302021-03-312020-12-31
Value363621
Percentage of IndefiniteLivedIntangibleAssetsExcludingGoodwill6.66.63.8
Percentage of Assets0.20.20.1
Percentage of Assets us-gaap:OtherIntangibleAssets0.00.00.0

Intangible Assets Net Excluding Goodwill

us-gaap:IntangibleAssetsNetExcludingGoodwill us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName

us-gaap:IntangibleAssetsNetExcludingGoodwill

lbrda:CharterCommunications


Intangible
Period End2021-06-302021-03-312020-12-312020-09-302019-12-31
Value7210972507729377337274775
Percentage of IntangibleAssetsNetExcludingGoodwill100.0100.0100.0100.0100.0
Percentage of Assets384.1353.8341.3570.5610.1
Percentage of Assets lbrda:CharterCommunications50.150.550.650.950.5

Finite Lived Intangible Assets Net

us-gaap:FiniteLivedIntangibleAssetsNet

us-gaap:FiniteLivedIntangibleAssetsNet


Finite
Period End2021-06-302021-03-312020-12-312019-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302013-12-31
Value6066246740.8886.0636.8987.7528.5969.43610111112111212310.429
Percentage of FiniteLivedIntangibleAssetsNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets3.23.03.20.00.10.10.10.10.10.10.30.30.40.30.30.41.00.0

us-gaap:FiniteLivedIntangibleAssetsNet us-gaap:FiniteLivedIntangibleAssetsByMajorClass

us-gaap:CustomerRelationships


Finite
Period End2021-06-302021-03-312020-12-312019-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-30
Value4885005460.6823.754.0914.4324.7735.1135.4545.7956.1366.4776.8187.1597.513
Percentage of FiniteLivedIntangibleAssetsNet80.580.081.176.861.959.357.255.554.253.652.551.650.859.859.358.143.0
Percentage of Assets2.62.42.60.00.00.00.00.00.10.10.20.20.20.20.20.20.5
Percentage of Assets us-gaap:CustomerRelationships0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:OtherIntangibleAssets


Finite
Period End2021-06-302021-03-312020-12-312019-12-31
Value1181241270.206
Percentage of FiniteLivedIntangibleAssetsNet19.520.018.923.2
Percentage of Assets0.60.60.60.0
Percentage of Assets us-gaap:OtherIntangibleAssets0.00.00.00.0

Operating Lease Right Of Use Asset

us-gaap:OperatingLeaseRightOfUseAsset

us-gaap:OperatingLeaseRightOfUseAsset


Operating
Period End2020-12-31
Value98
Percentage of OperatingLeaseRightOfUseAsset100.0
Percentage of Assets0.5

Other Assets Noncurrent

us-gaap:OtherAssetsNoncurrent

us-gaap:OtherAssetsNoncurrent


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302013-12-31
Value1951601518.7729.19.4069.5359.7679.1129.5859.4870.0490.0170.0490.0490.0610.2431.4531.4851.5771.7261.730.2350.570.6270.6760.7250.0730.103
Percentage of OtherAssetsNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets1.00.80.70.10.10.10.10.10.10.10.10.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:OtherAssetsNoncurrent us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName

lbrda:CharterCommunications


Other
Period End2021-06-302021-03-312020-12-312020-09-302019-12-31
Value34753531344930082731
Percentage of OtherAssetsNoncurrent1776.12200.52276.834290.928641.8
Percentage of Assets18.517.216.123.422.3
Percentage of Assets lbrda:CharterCommunications2.42.52.42.11.8

Accounts Payable And Accrued Liabilities Current

us-gaap:AccountsPayableAndAccruedLiabilitiesCurrent

us-gaap:AccountsPayableAndAccruedLiabilitiesCurrent


Accounts
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302013-12-31
Value216198977.6998.5624.266.1684.07192.9223.5043.0912.6852.7035.3814.9638.1847.2187.9316.6357.6717.18910109.6963615129.335
Percentage of AccountsPayableAndAccruedLiabilitiesCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets1.21.00.50.10.10.00.10.00.20.00.00.00.00.00.00.10.10.10.10.10.10.20.30.30.31.00.50.40.3

Contract With Customer Liability Current

us-gaap:ContractWithCustomerLiabilityCurrent

us-gaap:ContractWithCustomerLiabilityCurrent


Contract
Period End2021-06-302021-03-312020-12-312019-12-312019-01-012018-12-312018-09-302018-06-302018-03-312018-01-01
Value3022244.84.34.36.58.71.94.5
Percentage of ContractWithCustomerLiabilityCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.20.10.10.00.00.00.10.10.00.0

Debt Current

us-gaap:DebtCurrent

us-gaap:DebtCurrent


Debt
Period End2021-06-302021-03-312020-12-31
Value312931
Percentage of DebtCurrent100.0100.0100.0
Percentage of Assets0.20.10.1

Liabilities Current

us-gaap:LiabilitiesCurrent

us-gaap:LiabilitiesCurrent


Liabilities
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302013-12-31
Value72867661116208.111211295.8248.1959.999115.21810126176094121214111526441559910970
Percentage of LiabilitiesCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets3.93.32.90.10.20.10.10.10.20.00.10.10.10.00.10.16.46.34.30.10.20.30.40.71.24.13.33.62.4

us-gaap:LiabilitiesCurrent us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName

lbrda:CharterCommunications


Liabilities
Period End2021-06-302021-03-312020-12-312020-09-302019-12-31
Value10038991698751025612385
Percentage of LiabilitiesCurrent1377.21466.71614.262770.1102026.5
Percentage of Assets53.548.446.279.7101.0
Percentage of Assets lbrda:CharterCommunications7.06.96.87.18.4

Long Term Debt Current

us-gaap:LongTermDebtCurrent

us-gaap:LongTermDebtCurrent


Long
Period End2021-06-302021-03-312020-12-312017-06-302017-03-312016-12-31
Value312931599598400
Percentage of LongTermDebtCurrent100.0100.0100.0100.0100.0100.0
Percentage of Assets0.20.10.16.26.24.2

Operating Lease Liability Current

us-gaap:OperatingLeaseLiabilityCurrent

us-gaap:OperatingLeaseLiabilityCurrent


Operating
Period End2020-12-31
Value34
Percentage of OperatingLeaseLiabilityCurrent100.0
Percentage of Assets0.2

Other Liabilities Current

us-gaap:OtherLiabilitiesCurrent

us-gaap:OtherLiabilitiesCurrent


Other
Period End2021-06-302021-03-312020-12-312019-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302013-12-31
Value641331131.1920.5531.6981.8762.0142.2891.8872.4062.2541.9817.68162.34102.912
Percentage of OtherLiabilitiesCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.30.70.50.00.00.00.00.00.00.00.10.10.10.20.40.10.30.1

Long Term Debt

us-gaap:LongTermDebt

us-gaap:LongTermDebt


Long
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-31
Value3742458648161318573573572572523523522522523497497496198598598597399372412372372
Percentage of LongTermDebt100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets19.922.422.510.34.64.74.74.74.34.34.34.34.44.24.25.22.16.36.316.011.210.311.09.912.4

us-gaap:LongTermDebt dei:LegalEntity, us-gaap:DebtInstrument

lbrda:Spv, lbrda:MarginLoanAgreements


Long
Period End2020-09-302019-12-31
Value700575
Percentage of LongTermDebt53.1100.4
Percentage of Assets5.44.7
Percentage of Assets lbrda:Spv lbrda:MarginLoanAgreements0.00.0

us-gaap:LongTermDebt us-gaap:DebtInstrument

lbrda:ExchangeableSeniorDebentures2.75PercentDue2050


Long
Period End2020-09-30
Value621
Percentage of LongTermDebt47.1
Percentage of Assets4.8
Percentage of Assets lbrda:ExchangeableSeniorDebentures2.75PercentDue20500.0

us-gaap:LongTermDebt us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName

lbrda:CharterCommunications


Long
Period End2021-06-302021-03-312020-12-312020-09-302019-12-31
Value8696283882817447794775578
Percentage of LongTermDebt2323.91828.91697.35911.113191.2
Percentage of Assets463.2409.4382.5606.0616.6
Percentage of Assets lbrda:CharterCommunications60.458.556.754.151.0

Long Term Debt Noncurrent

us-gaap:LongTermDebtNoncurrent

us-gaap:LongTermDebtNoncurrent


Long
Period End2021-06-302021-03-312020-12-312019-12-31
Value371045574785572
Percentage of LongTermDebtNoncurrent100.0100.0100.0100.0
Percentage of Assets19.822.222.44.7

Deferred Income Tax Liabilities Net

us-gaap:DeferredIncomeTaxLiabilitiesNet

us-gaap:DeferredIncomeTaxLiabilitiesNet


Deferred
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value19911974197710361017992999972964961965
Percentage of DeferredIncomeTaxLiabilitiesNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets10.69.69.38.18.38.18.28.08.08.08.0

us-gaap:DeferredIncomeTaxLiabilitiesNet us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName

lbrda:CharterCommunications


Deferred
Period End2021-06-302021-03-312020-12-312020-09-302019-12-31
Value1867818227181081792917711
Percentage of DeferredIncomeTaxLiabilitiesNet937.8923.3915.61729.51771.5
Percentage of Assets99.589.084.7139.4144.5
Percentage of Assets lbrda:CharterCommunications13.012.712.612.412.0

Minority Interest

us-gaap:MinorityInterest

us-gaap:MinorityInterest


Minority
Period End2021-06-302021-03-312020-12-31
Value111111
Percentage of MinorityInterest100.0100.0100.0
Percentage of Assets0.10.10.1

Other Liabilities Noncurrent

us-gaap:OtherLiabilitiesNoncurrent

us-gaap:OtherLiabilitiesNoncurrent


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-31
Value1831401462.7643.0454.13.5563.4472.5952.8962.8672.9282.9763.3494.3762.596
Percentage of OtherLiabilitiesNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets1.00.70.70.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:OtherLiabilitiesNoncurrent us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName

lbrda:CharterCommunications


Other
Period End2021-06-302021-03-312020-12-312020-09-302019-12-31
Value42624233419843493703
Percentage of OtherLiabilitiesNoncurrent2317.13004.02861.9157344.4104133.9
Percentage of Assets22.720.719.633.830.2
Percentage of Assets lbrda:CharterCommunications3.03.02.93.02.5

Operating Lease Liability Noncurrent

us-gaap:OperatingLeaseLiabilityNoncurrent

us-gaap:OperatingLeaseLiabilityNoncurrent


Operating
Period End2020-12-31
Value61
Percentage of OperatingLeaseLiabilityNoncurrent100.0
Percentage of Assets0.3

Lessee Operating Lease Liability Payments Due Year Two

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearTwo

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearTwo


Lessee
Period End2020-12-31
Value26
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueYearTwo100.0
Percentage of Assets0.1

Lessee Operating Lease Liability Payments Due Year Three

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearThree

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearThree


Lessee
Period End2020-12-31
Value17
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueYearThree100.0
Percentage of Assets0.1

Lessee Operating Lease Liability Payments Due Year Four

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFour

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFour


Lessee
Period End2020-12-31
Value8090000.0
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueYearFour100.0
Percentage of Assets0.0

Lessee Operating Lease Liability Payments Due Year Five

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFive

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFive


Lessee
Period End2020-12-31
Value4005000.0
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueYearFive100.0
Percentage of Assets0.0

Lessee Operating Lease Liability Payments Due After Year Five

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive


Lessee
Period End2020-12-31
Value17
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive100.0
Percentage of Assets0.1

Operating Lease Liability

us-gaap:OperatingLeaseLiability

us-gaap:OperatingLeaseLiability


Operating
Period End2020-12-31
Value95
Percentage of OperatingLeaseLiability100.0
Percentage of Assets0.4

Lessee Operating Lease Liability Payments Due

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDue

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDue


Lessee
Period End2020-12-31
Value108
Percentage of LesseeOperatingLeaseLiabilityPaymentsDue100.0
Percentage of Assets0.5

Lessee Operating Lease Liability Undiscounted Excess Amount

us-gaap:LesseeOperatingLeaseLiabilityUndiscountedExcessAmount

us-gaap:LesseeOperatingLeaseLiabilityUndiscountedExcessAmount


Lessee
Period End2020-12-31
Value12
Percentage of LesseeOperatingLeaseLiabilityUndiscountedExcessAmount100.0
Percentage of Assets0.1

Stockholders Equity

us-gaap:StockholdersEquity

us-gaap:StockholdersEquity


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302013-12-312012-12-312011-12-31
Value11818127981350210487107201064610667106121058710589105981058510521105111048684708478847984738424841831283148317431943200249428612779196158
Percentage of StockholdersEquity100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets62.962.563.281.586.987.187.087.287.487.687.687.687.787.987.989.388.388.388.388.588.583.688.387.985.684.983.195.195.50.00.0

us-gaap:StockholdersEquity us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName

lbrda:CharterCommunications


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302019-12-31
Value2408627181302813371238811
Percentage of StockholdersEquity203.8212.4224.3321.5363.8
Percentage of Assets128.3132.6141.7262.1316.7
Percentage of Assets lbrda:CharterCommunications16.718.921.023.426.2

us-gaap:StockholdersEquity us-gaap:StatementClassOfStock, us-gaap:StatementEquityComponents

us-gaap:CommonClassA, us-gaap:CommonStock


Stockholders
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-31
Value0.2650.2650.2650.2650.2640.2640.2630.2630.2630.2630.2630.2620.262
Percentage of StockholdersEquity0.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of Assets us-gaap:CommonClassA us-gaap:CommonStock0.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:CommonClassC, us-gaap:CommonStock


Stockholders
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-31
Value1.511.531.531.5291.5271.5271.5261.5261.5261.5261.5261.5261.53
Percentage of StockholdersEquity0.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of Assets us-gaap:CommonClassC us-gaap:CommonStock0.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:StockholdersEquity us-gaap:StatementEquityComponents

us-gaap:AdditionalPaidInCapital


Stockholders
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-31
Value758778787876789079267929794379387939794079407907795279507948794579427941354035373536353735352835
Percentage of StockholdersEquity72.473.574.074.074.774.975.074.975.075.575.575.493.993.893.793.894.394.3113.2112.4111.4110.7110.5113.7
Percentage of Assets59.063.964.464.465.165.565.765.665.766.266.466.383.982.882.882.883.583.594.699.297.994.893.894.4
Percentage of Assets us-gaap:AdditionalPaidInCapital0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:AociIncludingPortionAttributableToNoncontrollingInterest


Stockholders
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312014-12-312013-12-312012-12-31
Value-3.3948.1588.1588.1587.7787.7787.7787.7787.7788.2528.4248.4248.298.037.787.6567.6567.4099.0358.9057.9187.892.04
Percentage of StockholdersEquity-0.00.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.30.30.30.31.0
Percentage of Assets-0.00.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.20.20.30.30.0
Percentage of Assets us-gaap:AociIncludingPortionAttributableToNoncontrollingInterest0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:RetainedEarnings


Stockholders
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302013-12-312012-12-312011-12-31
Value290128322760276726752648263626502635257125602568507517520517472468-421.808-399.567-371.166-351.871-344.062-349.38-302.576-214.775-173.047-217.243
Percentage of StockholdersEquity27.726.425.925.925.225.024.925.024.924.424.424.56.06.16.16.15.65.6-13.5-12.7-11.7-11.0-10.7-14.0-10.6-7.7-88.1-137.1
Percentage of Assets22.623.022.622.622.021.921.821.921.821.421.421.55.45.45.45.45.04.9-11.3-11.2-10.3-9.4-9.1-11.6-10.1-7.40.00.0
Percentage of Assets us-gaap:RetainedEarnings0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Stockholders Equity Including Portion Attributable To Noncontrolling Interest

us-gaap:StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest

us-gaap:StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest


Stockholders
Period End2021-06-302021-03-312020-12-312020-06-302020-03-312019-12-312018-12-312017-12-31
Value1183012810135141072010646106671059810486
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets63.062.563.286.987.187.087.687.9

us-gaap:StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest us-gaap:StatementClassOfStock, us-gaap:StatementEquityComponents

us-gaap:CommonClassA, us-gaap:CommonStock


Stockholders
Period End2021-06-302021-03-312020-12-312020-06-302020-03-312019-12-312018-12-312017-12-31
Value0.2650.2650.2650.2650.2650.2650.2630.262
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest0.00.00.00.00.00.00.00.0
Percentage of Assets0.00.00.00.00.00.00.00.0
Percentage of Assets us-gaap:CommonClassA us-gaap:CommonStock0.00.00.00.00.00.00.00.0

us-gaap:CommonClassC, us-gaap:CommonStock


Stockholders
Period End2021-06-302021-03-312020-12-312020-06-302020-03-312019-12-312018-12-312017-12-31
Value1.5511.6271.6751.531.531.5291.5261.526
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest0.00.00.00.00.00.00.00.0
Percentage of Assets0.00.00.00.00.00.00.00.0
Percentage of Assets us-gaap:CommonClassC us-gaap:CommonStock0.00.00.00.00.00.00.00.0

us-gaap:StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest us-gaap:StatementEquityComponents

us-gaap:AdditionalPaidInCapital


Stockholders
Period End2021-06-302021-03-312020-12-312020-06-302020-03-312019-12-312018-12-312017-12-31
Value853095631031978787876789079387907
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest72.174.776.473.574.074.074.975.4
Percentage of Assets45.446.748.363.964.464.465.666.3
Percentage of Assets us-gaap:AdditionalPaidInCapital0.00.00.00.00.00.00.00.0

us-gaap:AociIncludingPortionAttributableToNoncontrollingInterest


Stockholders
Period End2021-06-302021-03-312020-12-312020-06-302020-03-312019-12-312018-12-312017-12-31
Value1115158.1588.1588.1587.7788.424
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest0.10.10.10.10.10.10.10.1
Percentage of Assets0.10.10.10.10.10.10.10.1
Percentage of Assets us-gaap:AociIncludingPortionAttributableToNoncontrollingInterest0.00.00.00.00.00.00.00.0

us-gaap:NoncontrollingInterest


Stockholders
Period End2021-06-302021-03-312020-12-31
Value111111
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest0.10.10.1
Percentage of Assets0.10.10.1
Percentage of Assets us-gaap:NoncontrollingInterest0.00.00.0

us-gaap:RetainedEarnings


Stockholders
Period End2021-06-302021-03-312020-12-312020-06-302020-03-312019-12-312018-12-312017-12-31
Value32733217316528322760276726502568
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest27.725.123.426.425.925.925.024.5
Percentage of Assets17.415.714.823.022.622.621.921.5
Percentage of Assets us-gaap:RetainedEarnings0.00.00.00.00.00.00.00.0

Common Stock Value

us-gaap:CommonStockValue us-gaap:StatementClassOfStock

us-gaap:CommonStockValue

us-gaap:CommonClassA


Common
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-31
Value265000.0265000.0265000.0265000.0265000.0265000.0265000.0264000.0264000.0263000.0263000.0263000.0263000.0263000.0262000.0262000.0262000.0262000.0262000.0262000.0262000.0262000.0262000.0261000.0261000.0261000.0261000.0
Percentage of CommonStockValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of Assets us-gaap:CommonClassA0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:CommonClassC


Common
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-31
Value1551000.01627000.01675000.01510000.01530000.01530000.01529000.01527000.01527000.01526000.01526000.01526000.01526000.01526000.01526000.01531000.01531000.01531000.01530000.01530000.01530000.0747000.0746000.0746000.0746000.0746000.0572000.0
Percentage of CommonStockValue585.3614.0632.1569.8577.4577.4577.0578.4578.4580.2580.2580.2580.2580.2582.4584.4584.4584.4584.0584.0584.0285.1284.7285.8285.8285.8219.2
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of Assets us-gaap:CommonClassC0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Additional Paid In Capital

us-gaap:AdditionalPaidInCapital

us-gaap:AdditionalPaidInCapital


Additional
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-31
Value8530956310319758778787876789079267929794379387939794079407907795279507948794579427941354035373536353735352835
Percentage of AdditionalPaidInCapital100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets45.446.748.359.063.964.464.465.165.565.765.665.766.266.466.383.982.882.882.883.583.594.699.297.994.893.894.4

Retained Earnings Accumulated Deficit

us-gaap:RetainedEarningsAccumulatedDeficit

us-gaap:RetainedEarningsAccumulatedDeficit


Retained
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302013-12-31
Value327332173165290128322760276726752648263626502635257125602568507517520517472468-421.808-399.567-371.166-351.871-344.062-349.38-302.576-214.775
Percentage of RetainedEarningsAccumulatedDeficit100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets17.415.714.822.623.022.622.622.021.921.821.921.821.421.421.55.45.45.45.45.04.9-11.3-11.2-10.3-9.4-9.1-11.6-10.1-7.4

Accumulated Other Comprehensive Income Loss Net Of Tax

us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax

us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax


Accumulated
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302013-12-31
Value111515-3.3948.1588.1588.1587.7787.7787.7787.7787.7788.2528.4248.4248.298.037.787.6567.6567.4099.0358.9058.4148.2017.9937.9187.6747.89
Percentage of AccumulatedOtherComprehensiveIncomeLossNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.10.10.1-0.00.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.20.20.20.20.20.30.30.3

Minority Interest

us-gaap:MinorityInterest

us-gaap:MinorityInterest


Minority
Period End2021-06-302021-03-312020-12-31
Value111111
Percentage of MinorityInterest100.0100.0100.0
Percentage of Assets0.10.10.1

Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value

us-gaap:AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue

us-gaap:AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue


Adjustments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-31
Value109.8593.671.9791.91.8052.7012.5052.4872.5231.3471.3521.3511.3521.3411.3381.3361.3431.361.3341.3341.3341.3071.3211.2891.283
Percentage of AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue us-gaap:StatementEquityComponents

us-gaap:AdditionalPaidInCapital


Adjustments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-31
Value109.8593.671.9791.91.8052.7012.5052.4872.5231.3471.3521.3511.3521.3411.3381.3361.3431.361.3341.3341.3341.3071.3211.2891.283
Percentage of AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of Assets us-gaap:AdditionalPaidInCapital0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Net Cash Provided By Used In Operating Activities

us-gaap:NetCashProvidedByUsedInOperatingActivities

us-gaap:NetCashProvidedByUsedInOperatingActivities


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-30
Value-81.507192-58.93-21.114-1.197-14.501-10.331-7.158-8.513-11.561-10.181-9.486-2.897-3.696-6.435-12.282-1.713-9.601-6.8652.669
Percentage of NetCashProvidedByUsedInOperatingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-33.678.3-154.0-500.5-29.1-353.3-262.1-192.8-227.2-334.3-284.7-269.6-85.9-31.3-186.6-358.1-55.7-305.8-216.412.9

Net Cash Provided By Used In Investing Activities

us-gaap:NetCashProvidedByUsedInInvestingActivities

us-gaap:NetCashProvidedByUsedInInvestingActivities


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302016-12-312016-09-30
Value1224489590-0.007-0.02-14.925-0.425-0.025-0.033-0.017-0.006-0.011-0.01-0.014-0.043-0.01-0.113-0.107
Percentage of NetCashProvidedByUsedInInvestingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax505.3198.71542.9-0.2-0.5-363.7-10.8-0.7-0.9-0.5-0.2-0.3-0.3-0.1-1.2-0.3-3.6-0.5

Net Cash Provided By Used In Financing Activities

us-gaap:NetCashProvidedByUsedInFinancingActivities

us-gaap:NetCashProvidedByUsedInFinancingActivities


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-30
Value-2100.284-923.4635014040.022-1.94113-13.4052.5021.653500.303-22.7190.541-47.69-49.036-49.40351-46.3350.169
Percentage of NetCashProvidedByUsedInFinancingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-866.9-374.61310.49581.10.5-47.3353.6-361.066.847.81398.88.6-674.04.6-1382.7-1429.6-1607.61647.9-1460.30.8

Deferred Income Tax Expense Benefit

us-gaap:DeferredIncomeTaxExpenseBenefit

us-gaap:DeferredIncomeTaxExpenseBenefit


Deferred
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-31
Value-28.63710-83.6392424-2.774299.1243.924-4.5744.919174.194-4.95435-7.338-2.541-8.38271.387544-12.7321.442-4.2380.553-22.721-12.276-16.9187.907-45.416-1.58
Percentage of DeferredIncomeTaxExpenseBenefit100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Depreciation Depletion And Amortization

us-gaap:DepreciationDepletionAndAmortization

us-gaap:DepreciationDepletionAndAmortization


Depreciation
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-30
Value6663140.0560.4920.4930.4670.4710.4690.4680.470.5010.8990.9090.9260.9420.9490.9531.070.9710.9780.9861.1680.820.8563.2442.462.4792.4811.6231.0081.065
Percentage of DepreciationDepletionAndAmortization100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DepreciationDepletionAndAmortization us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName

lbrda:CharterCommunications


Depreciation
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-30
Value23542441240923702428249724612415
Percentage of DepreciationDepletionAndAmortization3520.13828.316981.54232142.9493495.9506490.9526980.7512738.9

Net Cash Provided By Used In Operating Activities

us-gaap:NetCashProvidedByUsedInOperatingActivities

us-gaap:NetCashProvidedByUsedInOperatingActivities


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-30
Value-81.507192-58.93-21.114-1.197-14.501-10.331-7.158-8.513-11.561-10.181-9.486-2.897-3.696-6.435-12.282-1.713-9.601-6.8652.669
Percentage of NetCashProvidedByUsedInOperatingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-33.678.3-154.0-500.5-29.1-353.3-262.1-192.8-227.2-334.3-284.7-269.6-85.9-31.3-186.6-358.1-55.7-305.8-216.412.9

Net Income Loss

us-gaap:NetIncomeLoss

us-gaap:NetIncomeLoss


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-31
Value56522646872-7.842912712-14.301145910-15.072060-9.864-2.977-14.445453.789890-22.241
Percentage of NetIncomeLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax23.221.2690.61634.51755.3-191.12333.6740.5321.6-413.6414.01695.3313.9-127.859755.1-287.6-96.9-460.01437.218.430011.9-580.6

us-gaap:NetIncomeLoss us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName

lbrda:CharterCommunications


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-30
Value10208071246814766396714387
Percentage of NetIncomeLoss1813.11545.4471.51180.41060.7-5049.7776.31407.5
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax421.0327.33255.919293.718619.39649.118117.210422.8
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax lbrda:CharterCommunications0.00.00.00.00.00.00.00.0

us-gaap:NetIncomeLoss us-gaap:StatementEquityComponents

us-gaap:RetainedEarnings


Net
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value6872-7.842912712-14.301145910-15.072060
Percentage of NetIncomeLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax1634.51755.3-191.12333.6740.5321.6-413.6414.01695.3313.9-127.859755.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:RetainedEarnings0.00.00.00.00.00.00.00.00.00.00.00.0

Profit Loss

us-gaap:ProfitLoss

us-gaap:ProfitLoss


Profit
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value56522646872-7.842912712-14.301145910-15.072060
Percentage of ProfitLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax23.221.2690.61634.51755.3-191.12333.6740.5321.6-413.6414.01695.3313.9-127.859755.1

us-gaap:ProfitLoss us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName

lbrda:CharterCommunications


Profit
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-30
Value11589211401932876467822467
Percentage of ProfitLoss2060.01765.1530.11351.51213.1-5955.1893.81698.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax478.0373.63660.922090.521293.111379.120857.712577.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax lbrda:CharterCommunications0.00.00.00.00.00.00.00.0

us-gaap:ProfitLoss us-gaap:StatementEquityComponents

us-gaap:NoncontrollingInterest


Profit
Period End2021-06-302021-03-31
Value-0.042-0.041
Percentage of ProfitLoss-0.1-0.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-0.0-0.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:NoncontrollingInterest0.00.0

us-gaap:RetainedEarnings


Profit
Period End2021-06-302021-03-312020-06-302020-03-31
Value565272-7.842
Percentage of ProfitLoss100.1100.1100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax23.221.21755.3-191.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:RetainedEarnings0.00.00.00.0

Share Based Compensation

us-gaap:ShareBasedCompensation

us-gaap:ShareBasedCompensation


Share
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-31
Value109.873.3982.0021.9331.8012.8412.5312.5232.6161.5091.3971.3961.4050.9161.4991.4291.4481.1311.7361.2241.6221.5981.4511.9761.3550.2640.190.0890.456-0.086
Percentage of ShareBasedCompensation100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Net Cash Provided By Used In Investing Activities

us-gaap:NetCashProvidedByUsedInInvestingActivities

us-gaap:NetCashProvidedByUsedInInvestingActivities


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302016-12-312016-09-30
Value1224489590-0.007-0.02-14.925-0.425-0.025-0.033-0.017-0.006-0.011-0.01-0.014-0.043-0.01-0.113-0.107
Percentage of NetCashProvidedByUsedInInvestingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax505.3198.71542.9-0.2-0.5-363.7-10.8-0.7-0.9-0.5-0.2-0.3-0.3-0.1-1.2-0.3-3.6-0.5

Payments To Acquire Property Plant And Equipment

us-gaap:PaymentsToAcquirePropertyPlantAndEquipment

us-gaap:PaymentsToAcquirePropertyPlantAndEquipment


Payments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-31
Value21281.7760.0070.020.0150.4250.0250.0330.0170.0060.0110.010.0140.0430.0180.1130.1190.0150.02-1.8852.3850.1560.0750.2810.3580.620.1390.638
Percentage of PaymentsToAcquirePropertyPlantAndEquipment100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Payments To Acquire Productive Assets

us-gaap:PaymentsToAcquireProductiveAssets

us-gaap:PaymentsToAcquireProductiveAssets


Payments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value21281.7760.0070.020.0150.4250.0250.0330.0170.0060.0110.010.0140.043
Percentage of PaymentsToAcquireProductiveAssets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:PaymentsToAcquireProductiveAssets us-gaap:ConsolidationItems

lbrda:OperatingSegmentsAndCorporateNonSegment


Payments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-30
Value190218492064201418771461228216511597166524332118
Percentage of PaymentsToAcquireProductiveAssets8856.26463.4116259.928771528.69385100.09740100.0537041.26604100.04839493.99794217.640550100.019254645.5

us-gaap:CorporateNonSegment


Payments
Period End2021-06-302021-03-31
Value0.0070.012
Percentage of PaymentsToAcquireProductiveAssets0.00.0

us-gaap:IntersegmentElimination


Payments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value-1881.0-1821.0-2063.0-2014.0-1877.0-1461.0-2282.0-1651.0-1597.0-1665.0-2433.0-2118.0-2391.0-2183.0-2585.0
Percentage of PaymentsToAcquireProductiveAssets-8756.2-6363.4-116159.9-28771428.6-9385000.0-9740000.0-536941.2-6604000.0-4839393.9-9794117.6-40550000.0-19254545.5-23910000.0-15592857.1-6011627.9

us-gaap:PaymentsToAcquireProductiveAssets us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

us-gaap:OperatingSegments, lbrda:Charter


Payments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value188118212063201418771461228216511597166524332118239121832585
Percentage of PaymentsToAcquireProductiveAssets8756.26363.4116159.928771428.69385000.09740000.0536941.26604000.04839393.99794117.640550000.019254545.523910000.015592857.16011627.9

us-gaap:OperatingSegments, lbrda:GciHoldings


Payments
Period End2021-06-302021-03-31
Value2128
Percentage of PaymentsToAcquireProductiveAssets100.0100.0

us-gaap:OperatingSegments, lbrda:SkyhookHoldingInc


Payments
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value0.0010.0070.020.0150.4250.0250.0330.0170.0060.0110.010.0140.043
Percentage of PaymentsToAcquireProductiveAssets0.1100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Net Cash Provided By Used In Financing Activities

us-gaap:NetCashProvidedByUsedInFinancingActivities

us-gaap:NetCashProvidedByUsedInFinancingActivities


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-30
Value-2100.284-923.4635014040.022-1.94113-13.4052.5021.653500.303-22.7190.541-47.69-49.036-49.40351-46.3350.169
Percentage of NetCashProvidedByUsedInFinancingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-866.9-374.61310.49581.10.5-47.3353.6-361.066.847.81398.88.6-674.04.6-1382.7-1429.6-1607.61647.9-1460.30.8

Proceeds From Issuance Of Long Term Debt

us-gaap:ProceedsFromIssuanceOfLongTermDebt

us-gaap:ProceedsFromIssuanceOfLongTermDebt


Proceeds
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-31
Value21250.00.00.00.00.00.0200270.09.84230
Percentage of ProceedsFromIssuanceOfLongTermDebt100.00.00.00.00.00.00.0100.0100.00.0100.0100.0

Repayments Of Long Term Debt

us-gaap:RepaymentsOfLongTermDebt dei:LegalEntity, us-gaap:CreditFacility, us-gaap:DebtInstrument

us-gaap:RepaymentsOfLongTermDebt

lbrda:GciLlc, us-gaap:RevolvingCreditFacility, us-gaap:LineOfCredit


Repayments
Period End2021-06-302021-03-31
Value30180
Percentage of RepaymentsOfLongTermDebt100.0100.0

us-gaap:RepaymentsOfLongTermDebt dei:LegalEntity, us-gaap:DebtInstrument

lbrda:Spv, lbrda:MarginLoanAgreements


Repayments
Period End2021-05-12
Value850
Percentage of RepaymentsOfLongTermDebt0.0

us-gaap:RepaymentsOfLongTermDebt dei:LegalEntity, us-gaap:DebtInstrument, us-gaap:SubsequentEventType

lbrda:GciLlc, us-gaap:RevolvingCreditFacility, us-gaap:SubsequentEvent


Repayments
Period End2021-01-01
Value180
Percentage of RepaymentsOfLongTermDebt0.0

Payments For Repurchase Of Common Stock

us-gaap:PaymentsForRepurchaseOfCommonStock

us-gaap:PaymentsForRepurchaseOfCommonStock


Payments
Period End2021-06-302021-03-312020-12-31
Value1218738310
Percentage of PaymentsForRepurchaseOfCommonStock100.0100.0100.0

Debt Instrument Interest Rate Stated Percentage

us-gaap:DebtInstrumentInterestRateStatedPercentage dei:LegalEntity, us-gaap:Range, us-gaap:CreditFacility, us-gaap:DebtInstrument, us-gaap:VariableRate

us-gaap:DebtInstrumentInterestRateStatedPercentage

lbrda:GciLlc, srt:Minimum, lbrda:TermLoanB, us-gaap:LineOfCredit, us-gaap:LondonInterbankOfferedRateLIBOR


Debt
Period End2020-10-15
Value0.75
Percentage of DebtInstrumentInterestRateStatedPercentage100.0
Percentage of LongTermDebtAndCapitalLeaseObligations0.0
Percentage of LongTermDebtAndCapitalLeaseObligations lbrda:GciLlc srt:Minimum lbrda:TermLoanB us-gaap:LineOfCredit us-gaap:LondonInterbankOfferedRateLIBOR0.0

us-gaap:DebtInstrumentInterestRateStatedPercentage us-gaap:BusinessAcquisition, us-gaap:DebtInstrument

lbrda:GciLiberty, lbrda:ExchangeableSeniorDebentures1.75PercentDue2046


Debt
Period End2020-12-18
Value1.75
Percentage of DebtInstrumentInterestRateStatedPercentage0.0
Percentage of LongTermDebtAndCapitalLeaseObligations0.0
Percentage of LongTermDebtAndCapitalLeaseObligations lbrda:GciLiberty lbrda:ExchangeableSeniorDebentures1.75PercentDue20460.0

lbrda:GciLiberty, lbrda:SeniorNotes4.75PercentDue2028


Debt
Period End2020-12-18
Value4.75
Percentage of DebtInstrumentInterestRateStatedPercentage0.0
Percentage of LongTermDebtAndCapitalLeaseObligations0.0
Percentage of LongTermDebtAndCapitalLeaseObligations lbrda:GciLiberty lbrda:SeniorNotes4.75PercentDue20280.0

us-gaap:DebtInstrumentInterestRateStatedPercentage us-gaap:Range, us-gaap:DebtInstrument, us-gaap:VariableRate

srt:Minimum, lbrda:TermLoanB, us-gaap:LondonInterbankOfferedRateLIBOR


Debt
Period End2020-10-15
Value0.75
Percentage of DebtInstrumentInterestRateStatedPercentage100.0
Percentage of LongTermDebtAndCapitalLeaseObligations0.0
Percentage of LongTermDebtAndCapitalLeaseObligations srt:Minimum lbrda:TermLoanB us-gaap:LondonInterbankOfferedRateLIBOR0.0

Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Number

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber us-gaap:AwardType, us-gaap:PlanName, us-gaap:StatementClassOfStock

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber

us-gaap:EmployeeStockOption, lbrda:OmnibusIncentivePlan2019, us-gaap:CommonClassA


Share
Period End2020-09-302020-06-302019-12-31
Value1000.01000.04000.0
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber100.0100.0100.0

us-gaap:EmployeeStockOption, lbrda:OmnibusIncentivePlan2019, us-gaap:CommonClassC


Share
Period End2020-09-302020-06-302019-12-31
Value2048000.02035000.01932000.0
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber204800.0203500.048300.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber us-gaap:AwardType, us-gaap:StatementClassOfStock

lbrda:EmployeeStockOptionsAndStockAppreciationRightsSARS, us-gaap:CommonClassA


Share
Period End2021-06-302021-03-312020-12-312019-12-312018-12-31
Value1000.01000.01000.04000.0393000.0
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber0.00.00.0100.00.0

lbrda:EmployeeStockOptionsAndStockAppreciationRightsSARS, us-gaap:CommonClassC


Share
Period End2020-12-312019-12-312018-12-31
Value3327000.01932000.02356000.0
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber0.048300.00.0

us-gaap:EmployeeStockOption, us-gaap:CommonClassC


Share
Period End2021-06-302021-03-312020-12-31
Value3508000.03523000.03327000.0
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber0.00.00.0

Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Weighted Average Exercise Price

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice us-gaap:AwardType, us-gaap:PlanName, us-gaap:StatementClassOfStock

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice

us-gaap:EmployeeStockOption, lbrda:OmnibusIncentivePlan2019, us-gaap:CommonClassA


Share
Period End2020-09-302020-06-302019-12-31
Value39.740.9247.92
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice100.0100.0100.0

us-gaap:EmployeeStockOption, lbrda:OmnibusIncentivePlan2019, us-gaap:CommonClassC


Share
Period End2020-09-302020-06-302019-12-31
Value64.7364.2161.43
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice163.0156.9128.2

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice us-gaap:AwardType, us-gaap:StatementClassOfStock

lbrda:EmployeeStockOptionsAndStockAppreciationRightsSARS, us-gaap:CommonClassA


Share
Period End2021-06-302021-03-312020-12-312019-12-312018-12-31
Value35.8135.8135.8147.9233.31
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice0.00.00.0100.00.0

us-gaap:EmployeeStockOption, us-gaap:CommonClassC


Share
Period End2021-06-302021-03-312020-12-31
Value95.8795.7492.35
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice0.00.00.0

Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Grants In Period

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod us-gaap:TitleOfIndividual, us-gaap:AwardType, us-gaap:StatementClassOfStock

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod

srt:ChiefExecutiveOfficer, lbrda:TimeBasedRestrictedStockUnits, us-gaap:CommonClassC


Share
Period End2020-12-31
Value0
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod0.0

Deferred Tax Liabilities

us-gaap:DeferredTaxLiabilities

us-gaap:DeferredTaxLiabilities


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312014-12-312013-12-31
Value1977999965932504-30.8226.74
Percentage of DeferredTaxLiabilities100.0100.0100.0100.0100.0100.0100.0

Deferred Tax Assets Net

us-gaap:DeferredTaxAssetsNet

us-gaap:DeferredTaxAssetsNet


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-31
Value33567554724573630
Percentage of DeferredTaxAssetsNet100.0100.0100.0100.0100.0100.0100.0100.0

Deferred Tax Assets Valuation Allowance

us-gaap:DeferredTaxAssetsValuationAllowance

us-gaap:DeferredTaxAssetsValuationAllowance


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-31
Value128.0217.7738.1536.9457.6288.246.086
Percentage of DeferredTaxAssetsValuationAllowance100.0100.0100.0100.0100.0100.0100.0100.0

lbrda:AdjustedOperatingIncomeBeforeDepreciationAndAmortization

lbrda:AdjustedOperatingIncomeBeforeDepreciationAndAmortization


Adjusted
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-30
Value758212-14.27-7.407-4.981-5.014-4.586-4.174-3.117-3.114-2.198-2.7764.56-4.154-3.346-4.955-3.961-5.5069.331-8.535-6.732352.559-0.582-5.4351.5413.033-5.828-2.4572.698-1.048
Percentage of AdjustedOperatingIncomeBeforeDepreciationAndAmortization100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

lbrda:AdjustedOperatingIncomeBeforeDepreciationAndAmortization us-gaap:ConsolidationItems

lbrda:OperatingSegmentsAndCorporateNonSegment


Adjusted
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
Value51044725497146104479438444914067411840564041393040193828400436703707
Percentage of AdjustedOperatingIncomeBeforeDepreciationAndAmortization6774.55710.739730.8-32310.7-60477.8-88014.8-89588.9-88692.0-98678.2-130153.4-129797.2-178835.4-144784.783959.6-96409.4-109702.7-74814.2

us-gaap:CorporateNonSegment


Adjusted
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-30
Value-13.309-13.3064.264-13.608-6.362-4.259-3.484-3.481-3.298-1.924-1.882-1.515-1.753-1.539-1.497-2.366-1.656-1.401-1.591-2.091
Percentage of AdjustedOperatingIncomeBeforeDepreciationAndAmortization-17.7-16.134.195.485.985.569.575.979.061.760.468.963.1-33.836.070.733.435.428.9-22.4

us-gaap:IntersegmentElimination


Adjusted
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-30
Value-5029.0-4643.0-4959.0-4625.0-4487.0-4389.0-4497.0-4072.0-4123.0-4060.0-4045.0-3933.0-4022.0-3824.0-4009.0-3674.0-3712.0-3560.0-4010.0-3442.0-2189.0-865.0-888.0-831.0-816.0-782.0-825.0-750.0-779.0-757.0-755.0-710.0
Percentage of AdjustedOperatingIncomeBeforeDepreciationAndAmortization-6674.5-5610.7-39630.832410.760577.888114.889688.988792.098778.2130253.4129897.2178935.4144884.7-83859.696509.4109802.774914.289876.372829.6-36887.825647.312849.1-2529.9-32473.6140206.214388.2-53536.7-24728.013366.530809.9-27983.767748.1

lbrda:AdjustedOperatingIncomeBeforeDepreciationAndAmortization us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

us-gaap:OperatingSegments, lbrda:Charter


Adjusted
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-30
Value50294643495946254487438944974072412340604045393340223824400936743712356045433429865888831816782825750779757755710
Percentage of AdjustedOperatingIncomeBeforeDepreciationAndAmortization6674.55610.739630.8-32410.7-60577.8-88114.8-89688.9-88792.0-98778.2-130253.4-129897.2-178935.4-144884.783859.6-96509.4-109802.7-74914.2-89876.3-82510.036748.5-12849.12529.932473.6-140206.2-14388.253536.724728.0-13366.5-30809.927983.7-67748.1

us-gaap:OperatingSegments, lbrda:GciHoldings


Adjusted
Period End2021-06-302021-03-31
Value8896
Percentage of AdjustedOperatingIncomeBeforeDepreciationAndAmortization117.7116.1

us-gaap:OperatingSegments, lbrda:SkyhookHoldingInc


Adjusted
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-30
Value-1.26-0.662-1.045-0.722-1.53-1.105-0.876-1.193-1.232-0.683-1.0236.099-2.657-0.98-3.299-2.56-3.91511
Percentage of AdjustedOperatingIncomeBeforeDepreciationAndAmortization-10.14.614.114.530.524.121.038.339.631.136.9133.864.029.366.664.671.1122.4

lbrda:AmortizationOfExcessBasisOfEquityAffiliate us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName

lbrda:AmortizationOfExcessBasisOfEquityAffiliate

lbrda:CharterCommunications


Amortization
Period End2020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-30
Value254140323025302928-15.3-16.6-12.1-18.517-22.1-17.8
Percentage of AmortizationOfExcessBasisOfEquityAffiliate100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

lbrda:BusinessCombinationConsiderationTransferredEquityInterestsIssuedAndIssuableNetOfSharesRepurchase us-gaap:BusinessAcquisition

lbrda:BusinessCombinationConsiderationTransferredEquityInterestsIssuedAndIssuableNetOfSharesRepurchase

lbrda:GciLiberty


Business
Period End2020-12-18
Value3264
Percentage of BusinessCombinationConsiderationTransferredEquityInterestsIssuedAndIssuableNetOfSharesRepurchase100.0

lbrda:BusinessCombinationProvisionalInformationInitialAccountingIncompleteAdjustmentDeferredIncomeTaxLiability us-gaap:BusinessAcquisition

lbrda:BusinessCombinationProvisionalInformationInitialAccountingIncompleteAdjustmentDeferredIncomeTaxLiability

lbrda:GciLiberty


Business
Period End2020-12-18
Value7400000.0
Percentage of BusinessCombinationProvisionalInformationInitialAccountingIncompleteAdjustmentDeferredIncomeTaxLiability100.0

lbrda:BusinessCombinationProvisionalInformationInitialAccountingIncompleteAdjustmentFiniteLivedIntangibles us-gaap:BusinessAcquisition

lbrda:BusinessCombinationProvisionalInformationInitialAccountingIncompleteAdjustmentFiniteLivedIntangibles

lbrda:GciLiberty


Business
Period End2020-12-18
Value-35000000.0
Percentage of BusinessCombinationProvisionalInformationInitialAccountingIncompleteAdjustmentFiniteLivedIntangibles100.0

lbrda:BusinessCombinationProvisionalInformationInitialAccountingIncompleteAdjustmentIndefiniteLivedIntangibles us-gaap:BusinessAcquisition

lbrda:BusinessCombinationProvisionalInformationInitialAccountingIncompleteAdjustmentIndefiniteLivedIntangibles

lbrda:GciLiberty


Business
Period End2020-12-18
Value5000000.0
Percentage of BusinessCombinationProvisionalInformationInitialAccountingIncompleteAdjustmentIndefiniteLivedIntangibles100.0

lbrda:BusinessCombinationSharesIssuedRatio us-gaap:AwardType, us-gaap:BusinessAcquisition

lbrda:BusinessCombinationSharesIssuedRatio

us-gaap:EmployeeStockOption, lbrda:GciLiberty


Business
Period End2020-08-06
Value0.58
Percentage of BusinessCombinationSharesIssuedRatio100.0

us-gaap:RestrictedStock, lbrda:GciLiberty


Business
Period End2020-08-06
Value0.58
Percentage of BusinessCombinationSharesIssuedRatio100.0

us-gaap:RestrictedStockUnitsRSU, lbrda:GciLiberty


Business
Period End2020-08-06
Value0.58
Percentage of BusinessCombinationSharesIssuedRatio100.0

lbrda:BusinessCombinationSharesIssuedRatio us-gaap:BusinessAcquisition

lbrda:GciLiberty


Business
Period End2020-12-18
Value0.58
Percentage of BusinessCombinationSharesIssuedRatio0.0

lbrda:BusinessCombinationSharesIssuedRatio us-gaap:BusinessAcquisition, us-gaap:StatementClassOfStock

lbrda:GciLiberty, lbrda:CommonClassAandb


Business
Period End2020-08-06
Value0.58
Percentage of BusinessCombinationSharesIssuedRatio100.0

lbrda:DebtInstrumentExchangeThresholdMinimumPercentOfParValueForExchange us-gaap:BusinessAcquisition, us-gaap:DebtInstrument

lbrda:DebtInstrumentExchangeThresholdMinimumPercentOfParValueForExchange

lbrda:GciLiberty, lbrda:ExchangeableSeniorDebentures1.75PercentDue2046


Debt
Period End2020-12-18
Value130.0
Percentage of DebtInstrumentExchangeThresholdMinimumPercentOfParValueForExchange100.0

lbrda:DebtInstrumentPrincipleRepaymentPercentQuarterly dei:LegalEntity, us-gaap:CreditFacility, us-gaap:DebtInstrument

lbrda:DebtInstrumentPrincipleRepaymentPercentQuarterly

lbrda:GciLlc, lbrda:TermLoanB, us-gaap:LineOfCredit


Debt
Period End2020-10-15
Value0.25
Percentage of DebtInstrumentPrincipleRepaymentPercentQuarterly100.0

lbrda:DebtInstrumentPrincipleRepaymentPercentQuarterly us-gaap:DebtInstrument

lbrda:TermLoanB


Debt
Period End2020-10-15
Value0.25
Percentage of DebtInstrumentPrincipleRepaymentPercentQuarterly100.0

lbrda:DebtInstrumentThresholdFirstLienLeverageRatio dei:LegalEntity, us-gaap:DebtInstrument

lbrda:DebtInstrumentThresholdFirstLienLeverageRatio

lbrda:GciLlc, lbrda:SeniorCreditFacility


Debt
Period End2020-10-15
Value4.0
Percentage of DebtInstrumentThresholdFirstLienLeverageRatio100.0

lbrda:GciLlc, us-gaap:LineOfCredit


Debt
Period End2020-10-15
Value4.0
Percentage of DebtInstrumentThresholdFirstLienLeverageRatio100.0

lbrda:DebtInstrumentThresholdSecuredLeverageRatio dei:LegalEntity, us-gaap:DebtInstrument

lbrda:DebtInstrumentThresholdSecuredLeverageRatio

lbrda:GciLlc, lbrda:SeniorCreditFacility


Debt
Period End2020-10-15
Value4.5
Percentage of DebtInstrumentThresholdSecuredLeverageRatio100.0

lbrda:GciLlc, us-gaap:LineOfCredit


Debt
Period End2020-10-15
Value4.5
Percentage of DebtInstrumentThresholdSecuredLeverageRatio100.0

lbrda:DebtInstrumentThresholdTotalLeverageRatio dei:LegalEntity, us-gaap:DebtInstrument

lbrda:DebtInstrumentThresholdTotalLeverageRatio

lbrda:GciLlc, lbrda:SeniorCreditFacility


Debt
Period End2020-10-15
Value6.5
Percentage of DebtInstrumentThresholdTotalLeverageRatio100.0

lbrda:GciLlc, us-gaap:LineOfCredit


Debt
Period End2020-10-15
Value6.5
Percentage of DebtInstrumentThresholdTotalLeverageRatio100.0

lbrda:EquityInvestmentReportedPercentage us-gaap:StatementBusinessSegments

lbrda:EquityInvestmentReportedPercentage

lbrda:Charter


Equity
Period End2021-06-302021-03-312020-12-31
Value0100.00
Percentage of EquityInvestmentReportedPercentage0.0100.00.0

lbrda:EquityMethodInvestmentDilutedVotingInterest us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName

lbrda:EquityMethodInvestmentDilutedVotingInterest

lbrda:CharterCommunications


Equity
Period End2020-12-31
Value3.2
Percentage of EquityMethodInvestmentDilutedVotingInterest100.0

lbrda:EquityMethodInvestmentNonDilutedVotingInterest us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName

lbrda:EquityMethodInvestmentNonDilutedVotingInterest

lbrda:CharterCommunications


Equity
Period End2020-09-30
Value24.76
Percentage of EquityMethodInvestmentNonDilutedVotingInterest100.0

lbrda:ExchangePriceOfSharesAttributableToDebentures us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName, us-gaap:BusinessAcquisition, us-gaap:DebtInstrument

lbrda:ExchangePriceOfSharesAttributableToDebentures

lbrda:CharterCommunications, lbrda:GciLiberty, lbrda:ExchangeableSeniorDebentures1.75PercentDue2046


Exchange
Period End2020-12-18
Value370.52
Percentage of ExchangePriceOfSharesAttributableToDebentures100.0

lbrda:ExchangePriceOfSharesAttributableToDebentures us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName, us-gaap:DebtInstrument, us-gaap:StatementClassOfStock

lbrda:CharterCommunications, lbrda:ExchangeableSeniorDebentures1.25PercentDue2050, us-gaap:CommonClassA


Exchange
Period End2020-11-19
Value900.0
Percentage of ExchangePriceOfSharesAttributableToDebentures0.0

lbrda:CharterCommunications, lbrda:ExchangeableSeniorDebentures2.75PercentDue2050, us-gaap:CommonClassA


Exchange
Period End2020-08-27
Value857.56
Percentage of ExchangePriceOfSharesAttributableToDebentures0.0

lbrda:ExerciseOfPreemptiveRightToPurchaseCharterShares us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName, us-gaap:StatementClassOfStock

lbrda:ExerciseOfPreemptiveRightToPurchaseCharterShares

lbrda:CharterCommunications, us-gaap:CommonClassA


Exercise
Period End2020-12-312020-03-31
Value035000.0
Percentage of ExerciseOfPreemptiveRightToPurchaseCharterShares0.0100.0

lbrda:FullyDilutedOwnershipPercentage us-gaap:Ownership, us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName

lbrda:FullyDilutedOwnershipPercentage

lbrda:LibertyBroadband, lbrda:CharterCommunications


Fully
Period End2021-03-31
Value26.0
Percentage of FullyDilutedOwnershipPercentage100.0

lbrda:GainLossOnCumulativeChangeInFairValueOfDerivativeInstrument us-gaap:LongtermDebtType

lbrda:GainLossOnCumulativeChangeInFairValueOfDerivativeInstrument

us-gaap:ExchangeableDebt


Gain
Period End2021-06-302021-03-31
Value-4700000.08800000.0
Percentage of GainLossOnCumulativeChangeInFairValueOfDerivativeInstrument100.0100.0

lbrda:HareBasedCompensationArrangementByShareBasedPaymentAwardOptionsNumberOfSharesConverted us-gaap:AwardType, us-gaap:BusinessAcquisition

lbrda:HareBasedCompensationArrangementByShareBasedPaymentAwardOptionsNumberOfSharesConverted

lbrda:EmployeeStockOptionsAndStockAppreciationRightsSARS, lbrda:GciLiberty


Hare
Period End2020-12-18
Value1200000.0
Percentage of HareBasedCompensationArrangementByShareBasedPaymentAwardOptionsNumberOfSharesConverted100.0

lbrda:MaximumPercentageOfNewCharterSharesThatMayBeVotedByProxy us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName, us-gaap:StatementScenario, us-gaap:RelatedPartyTransactionsByRelatedParty

lbrda:MaximumPercentageOfNewCharterSharesThatMayBeVotedByProxy

lbrda:CharterCommunications, lbrda:First, lbrda:N


Maximum
Period End2020-09-302020-06-302020-03-312019-12-312019-09-30
Value6.9300.0700
Percentage of MaximumPercentageOfNewCharterSharesThatMayBeVotedByProxy100.00.0100.00.00.0

lbrda:CharterCommunications, lbrda:Last, lbrda:N


Maximum
Period End2020-09-302020-06-302020-03-312019-12-312019-09-30
Value6.9300.0700
Percentage of MaximumPercentageOfNewCharterSharesThatMayBeVotedByProxy100.00.0100.00.00.0

lbrda:NoncontrollingInterestActivityInSubsidiary

lbrda:NoncontrollingInterestActivityInSubsidiary


Noncontrolling
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value175-25.495-20.449-7.149-0.197-12.997-5.507-5.154-3.6461.262-2.85-1.76-1.71830
Percentage of NoncontrollingInterestActivityInSubsidiary100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

lbrda:NoncontrollingInterestActivityInSubsidiary us-gaap:StatementEquityComponents

us-gaap:AdditionalPaidInCapital


Noncontrolling
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value175-25.495-20.449-7.149-0.197-12.998-5.511-5.154-3.6461.262-2.85-1.76-1.71830
Percentage of NoncontrollingInterestActivityInSubsidiary100.0100.0100.0100.0100.0100.0100.1100.0100.0100.0100.0100.0100.0100.0

lbrda:NumberOfCommonSharesOwnedAndPledgedAsCollateral dei:LegalEntity, us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName, us-gaap:DebtInstrument

lbrda:NumberOfCommonSharesOwnedAndPledgedAsCollateral

lbrda:Spv, lbrda:CharterCommunications, lbrda:MarginLoanAgreements


Number
Period End2021-06-302021-03-31
Value0.012
Percentage of NumberOfCommonSharesOwnedAndPledgedAsCollateral0.0100.0

lbrda:OtherComprehensiveIncomeLossAttributableToDebtCreditRiskAdjustments

lbrda:OtherComprehensiveIncomeLossAttributableToDebtCreditRiskAdjustments


Other
Period End2021-06-302021-03-312020-12-312020-09-30
Value-3727000.0161000.018830000.0-11552000.0
Percentage of OtherComprehensiveIncomeLossAttributableToDebtCreditRiskAdjustments100.0100.0100.0100.0

lbrda:PaymentsForExerciseOfPreemptiveRightToPurchaseCharterShares

lbrda:PaymentsForExerciseOfPreemptiveRightToPurchaseCharterShares


Payments
Period End2020-09-302020-06-302020-03-31
Value0.00.014
Percentage of PaymentsForExerciseOfPreemptiveRightToPurchaseCharterShares0.00.0100.0

lbrda:PaymentsForExerciseOfPreemptiveRightToPurchaseCharterShares us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName, us-gaap:StatementClassOfStock

lbrda:CharterCommunications, us-gaap:CommonClassA


Payments
Period End2020-12-312020-09-302020-06-302020-03-31
Value0.00.00.014
Percentage of PaymentsForExerciseOfPreemptiveRightToPurchaseCharterShares0.00.00.099.9

lbrda:PreferredStockChangeInDividendRatePercentage

lbrda:PreferredStockChangeInDividendRatePercentage


Preferred
Period End2020-12-18
Value2.0
Percentage of PreferredStockChangeInDividendRatePercentage100.0

lbrda:RepaymentOfDebtFinanceLeaseObligationAndSaleLeaseBackObligation

lbrda:RepaymentOfDebtFinanceLeaseObligationAndSaleLeaseBackObligation


Repayment
Period End2021-06-302021-03-31
Value1598182
Percentage of RepaymentOfDebtFinanceLeaseObligationAndSaleLeaseBackObligation100.0100.0

lbrda:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsNumberOfSharesConvertedInToStock us-gaap:AwardType, us-gaap:StatementClassOfStock

lbrda:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsNumberOfSharesConvertedInToStock

lbrda:EmployeeStockOptionsAndStockAppreciationRightsSARS, us-gaap:CommonClassB


Share
Period End2020-12-18
Value722000.0
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsNumberOfSharesConvertedInToStock100.0

lbrda:ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsConversionInPeriodWeightedAverageExercisePrice us-gaap:AwardType, us-gaap:StatementClassOfStock

lbrda:ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsConversionInPeriodWeightedAverageExercisePrice

lbrda:EmployeeStockOptionsAndStockAppreciationRightsSARS, us-gaap:CommonClassB


Share
Period End2020-12-18
Value96.79
Percentage of ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsConversionInPeriodWeightedAverageExercisePrice100.0

lbrda:SharesAttributableToDebentures us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName, us-gaap:BusinessAcquisition, us-gaap:DebtInstrument

lbrda:SharesAttributableToDebentures

lbrda:CharterCommunications, lbrda:GciLiberty, lbrda:ExchangeableSeniorDebentures1.75PercentDue2046


Shares
Period End2020-12-18
Value2.6989
Percentage of SharesAttributableToDebentures100.0

lbrda:SharesAttributableToDebentures us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName, us-gaap:DebtInstrument, us-gaap:StatementClassOfStock

lbrda:CharterCommunications, lbrda:ExchangeableSeniorDebentures1.25PercentDue2050, us-gaap:CommonClassA


Shares
Period End2020-11-19
Value1.1111
Percentage of SharesAttributableToDebentures0.0

lbrda:CharterCommunications, lbrda:ExchangeableSeniorDebentures2.75PercentDue2050, us-gaap:CommonClassA


Shares
Period End2020-08-27
Value1.1661
Percentage of SharesAttributableToDebentures0.0

lbrda:SharesAttributableToDebenturesTotal us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName, us-gaap:BusinessAcquisition, us-gaap:DebtInstrument

lbrda:SharesAttributableToDebenturesTotal

lbrda:CharterCommunications, lbrda:GciLiberty, lbrda:ExchangeableSeniorDebentures1.75PercentDue2046


Shares
Period End2020-12-18
Value39231.0
Percentage of SharesAttributableToDebenturesTotal100.0

lbrda:SharesAttributableToDebenturesTotal us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName, us-gaap:DebtInstrument, us-gaap:StatementClassOfStock

lbrda:CharterCommunications, lbrda:ExchangeableSeniorDebentures1.25PercentDue2050, us-gaap:CommonClassA


Shares
Period End2020-11-19
Value916660.0
Percentage of SharesAttributableToDebenturesTotal0.0

lbrda:CharterCommunications, lbrda:ExchangeableSeniorDebentures2.75PercentDue2050, us-gaap:CommonClassA


Shares
Period End2020-08-27
Value670510.0
Percentage of SharesAttributableToDebenturesTotal0.0

lbrda:StockholdersAgreementVotingCapPercentage us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName

lbrda:StockholdersAgreementVotingCapPercentage

lbrda:CharterCommunications


Stockholders
Period End2021-06-302021-03-31
Value025.01
Percentage of StockholdersAgreementVotingCapPercentage0.0100.0

lbrda:VotingInterestCap us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName

lbrda:VotingInterestCap

lbrda:CharterCommunications


Voting
Period End2021-06-302021-03-31
Value025.01
Percentage of VotingInterestCap0.0100.0

us-gaap:AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation

us-gaap:AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation


Adjustments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-31
Value235000.02631000.000177000.01944000.0
Percentage of AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation100.0100.00.00.0100.0100.0

us-gaap:AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation us-gaap:StatementEquityComponents

us-gaap:AdditionalPaidInCapital


Adjustments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-31
Value235000.02631000.000177000.01944000.0
Percentage of AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation100.0100.00.00.0100.0100.0

us-gaap:AmortizationOfDeferredCharges us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName

us-gaap:AmortizationOfDeferredCharges

lbrda:CharterCommunications


Amortization
Period End2021-06-302021-03-312020-06-302020-03-312016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-30
Value64574140172224-17.8-12.722192120202020
Percentage of AmortizationOfDeferredCharges100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:BusinessAcquisitionEquityInterestsIssuedOrIssuableNumberOfSharesIssued us-gaap:BusinessAcquisition, us-gaap:StatementClassOfStock

us-gaap:BusinessAcquisitionEquityInterestsIssuedOrIssuableNumberOfSharesIssued

lbrda:GciLiberty, us-gaap:CommonClassB


Business
Period End2020-12-18
Value0.098
Percentage of BusinessAcquisitionEquityInterestsIssuedOrIssuableNumberOfSharesIssued100.0

lbrda:GciLiberty, us-gaap:CommonClassC


Business
Period End2020-12-18
Value61
Percentage of BusinessAcquisitionEquityInterestsIssuedOrIssuableNumberOfSharesIssued62551.0

us-gaap:BusinessCombinationConsiderationTransferred1 us-gaap:BusinessAcquisition

us-gaap:BusinessCombinationConsiderationTransferred1

lbrda:GciLiberty


Business
Period End2020-12-18
Value3059
Percentage of BusinessCombinationConsiderationTransferred1100.0

us-gaap:BusinessCombinationConsiderationTransferredEquityInterestsIssuedAndIssuable us-gaap:AwardType, us-gaap:BusinessAcquisition

us-gaap:BusinessCombinationConsiderationTransferredEquityInterestsIssuedAndIssuable

us-gaap:StockCompensationPlan, lbrda:GciLiberty


Business
Period End2020-12-18
Value104
Percentage of BusinessCombinationConsiderationTransferredEquityInterestsIssuedAndIssuable100.0

us-gaap:BusinessCombinationConsiderationTransferredEquityInterestsIssuedAndIssuable us-gaap:BusinessAcquisition

lbrda:GciLiberty


Business
Period End2020-12-18
Value10002
Percentage of BusinessCombinationConsiderationTransferredEquityInterestsIssuedAndIssuable9555.3

us-gaap:BusinessCombinationConsiderationTransferredEquityInterestsIssuedAndIssuable us-gaap:BusinessAcquisition, us-gaap:StatementClassOfStock, us-gaap:StatementEquityComponents

lbrda:GciLiberty, lbrda:CommonStockClassCAndB, us-gaap:CommonStock


Business
Period End2020-12-18
Value9695
Percentage of BusinessCombinationConsiderationTransferredEquityInterestsIssuedAndIssuable9261.5

us-gaap:BusinessCombinationConsiderationTransferredEquityInterestsIssuedAndIssuable us-gaap:BusinessAcquisition, us-gaap:StatementEquityComponents

lbrda:GciLiberty, us-gaap:PreferredStock


Business
Period End2020-12-18
Value202
Percentage of BusinessCombinationConsiderationTransferredEquityInterestsIssuedAndIssuable193.9

us-gaap:BusinessCombinationConsiderationTransferredLiabilitiesIncurred us-gaap:BusinessAcquisition

us-gaap:BusinessCombinationConsiderationTransferredLiabilitiesIncurred

lbrda:GciLiberty


Business
Period End2020-12-18
Value1309000.0
Percentage of BusinessCombinationConsiderationTransferredLiabilitiesIncurred100.0

us-gaap:BusinessCombinationProvisionalInformationInitialAccountingIncompleteAdjustmentPropertyPlantAndEquipment us-gaap:BusinessAcquisition

us-gaap:BusinessCombinationProvisionalInformationInitialAccountingIncompleteAdjustmentPropertyPlantAndEquipment

lbrda:GciLiberty


Business
Period End2020-12-18
Value3500000.0
Percentage of BusinessCombinationProvisionalInformationInitialAccountingIncompleteAdjustmentPropertyPlantAndEquipment100.0

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseExcludingExchangeRateEffect

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseExcludingExchangeRateEffect


Cash
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value-957.502-240.571033383-1.195-31.3673.178-20.588-6.044-9.92539-9.194-25.626-3.169-54.168-61.328-51.11942
Percentage of CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseExcludingExchangeRateEffect100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ConcentrationRiskPercentage1 us-gaap:ConcentrationRiskByBenchmark, us-gaap:ConcentrationRiskByType

us-gaap:ConcentrationRiskPercentage1

us-gaap:RevenueFromContractWithCustomer, us-gaap:CustomerConcentrationRisk


Concentration
Period End2020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-30
Value59.00.60.580.590.70.730.710.72
Percentage of ConcentrationRiskPercentage1100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DebtInstrumentBasisSpreadOnVariableRate1 dei:LegalEntity, us-gaap:BusinessAcquisition, us-gaap:DebtInstrument, us-gaap:VariableRate

us-gaap:DebtInstrumentBasisSpreadOnVariableRate1

lbrda:Spv, lbrda:GciLiberty, lbrda:MarginLoanAgreements, lbrda:ThreeMonthLondonInterbankOfferedRateLibor


Debt
Period End2020-08-12
Value1.85
Percentage of DebtInstrumentBasisSpreadOnVariableRate1100.0

us-gaap:DebtInstrumentBasisSpreadOnVariableRate1 dei:LegalEntity, us-gaap:CreditFacility, us-gaap:DebtInstrument, us-gaap:VariableRate

lbrda:GciLlc, lbrda:TermLoanB, us-gaap:LineOfCredit, lbrda:OtherThanLondonInterbankOfferedRateLibor


Debt
Period End2020-10-15
Value1.75
Percentage of DebtInstrumentBasisSpreadOnVariableRate10.0

lbrda:GciLlc, lbrda:TermLoanB, us-gaap:LineOfCredit, us-gaap:LondonInterbankOfferedRateLIBOR


Debt
Period End2020-10-15
Value2.75
Percentage of DebtInstrumentBasisSpreadOnVariableRate10.0

us-gaap:DebtInstrumentBasisSpreadOnVariableRate1 dei:LegalEntity, us-gaap:DebtInstrument, us-gaap:VariableRate

lbrda:Spv, lbrda:MarginLoanAgreements, lbrda:ThreeMonthLondonInterbankOfferedRateLibor


Debt
Period End2021-05-122020-12-182020-08-12
Value1.51.851.5
Percentage of DebtInstrumentBasisSpreadOnVariableRate10.00.081.1

us-gaap:DebtInstrumentBasisSpreadOnVariableRate1 dei:LegalEntity, us-gaap:Range, us-gaap:CreditFacility, us-gaap:DebtInstrument, us-gaap:VariableRate

lbrda:GciLlc, srt:Maximum, us-gaap:RevolvingCreditFacility, us-gaap:LineOfCredit, lbrda:OtherThanLondonInterbankOfferedRateLibor


Debt
Period End2020-10-15
Value1.75
Percentage of DebtInstrumentBasisSpreadOnVariableRate10.0

lbrda:GciLlc, srt:Maximum, us-gaap:RevolvingCreditFacility, us-gaap:LineOfCredit, us-gaap:LondonInterbankOfferedRateLIBOR


Debt
Period End2020-10-15
Value2.75
Percentage of DebtInstrumentBasisSpreadOnVariableRate10.0

lbrda:GciLlc, srt:Minimum, us-gaap:RevolvingCreditFacility, us-gaap:LineOfCredit, lbrda:OtherThanLondonInterbankOfferedRateLibor


Debt
Period End2020-10-15
Value0.5
Percentage of DebtInstrumentBasisSpreadOnVariableRate10.0

lbrda:GciLlc, srt:Minimum, us-gaap:RevolvingCreditFacility, us-gaap:LineOfCredit, us-gaap:LondonInterbankOfferedRateLIBOR


Debt
Period End2020-10-15
Value1.5
Percentage of DebtInstrumentBasisSpreadOnVariableRate10.0

us-gaap:DebtInstrumentBasisSpreadOnVariableRate1 us-gaap:DebtInstrument, us-gaap:VariableRate

lbrda:TermLoanB, lbrda:OtherThanLondonInterbankOfferedRateLibor


Debt
Period End2020-10-15
Value1.75
Percentage of DebtInstrumentBasisSpreadOnVariableRate10.0

lbrda:TermLoanB, us-gaap:LondonInterbankOfferedRateLIBOR


Debt
Period End2020-10-15
Value2.75
Percentage of DebtInstrumentBasisSpreadOnVariableRate10.0

us-gaap:DebtInstrumentBasisSpreadOnVariableRate1 us-gaap:Range, us-gaap:DebtInstrument, us-gaap:VariableRate

srt:Maximum, us-gaap:RevolvingCreditFacility, lbrda:OtherThanLondonInterbankOfferedRateLibor


Debt
Period End2020-10-15
Value1.75
Percentage of DebtInstrumentBasisSpreadOnVariableRate10.0

srt:Maximum, us-gaap:RevolvingCreditFacility, us-gaap:LondonInterbankOfferedRateLIBOR


Debt
Period End2020-10-15
Value2.75
Percentage of DebtInstrumentBasisSpreadOnVariableRate10.0

srt:Minimum, us-gaap:RevolvingCreditFacility, lbrda:OtherThanLondonInterbankOfferedRateLibor


Debt
Period End2020-10-15
Value0.5
Percentage of DebtInstrumentBasisSpreadOnVariableRate10.0

srt:Minimum, us-gaap:RevolvingCreditFacility, us-gaap:LondonInterbankOfferedRateLIBOR


Debt
Period End2020-10-15
Value1.5
Percentage of DebtInstrumentBasisSpreadOnVariableRate10.0

us-gaap:DebtInstrumentRedemptionPricePercentage us-gaap:BusinessAcquisition, us-gaap:DebtInstrument

us-gaap:DebtInstrumentRedemptionPricePercentage

lbrda:GciLiberty, lbrda:ExchangeableSeniorDebentures1.75PercentDue2046


Debt
Period End2020-12-18
Value100.0
Percentage of DebtInstrumentRedemptionPricePercentage100.0

us-gaap:DebtInstrumentRedemptionPricePercentage us-gaap:DebtInstrument

lbrda:ExchangeableSeniorDebentures1.25PercentDue2050


Debt
Period End2020-11-19
Value100.0
Percentage of DebtInstrumentRedemptionPricePercentage0.0

lbrda:ExchangeableSeniorDebentures2.75PercentDue2050


Debt
Period End2020-08-27
Value100.0
Percentage of DebtInstrumentRedemptionPricePercentage0.0

us-gaap:GainLossOnSaleOfPreviouslyUnissuedStockBySubsidiaryOrEquityInvesteeNonoperatingIncome

us-gaap:GainLossOnSaleOfPreviouslyUnissuedStockBySubsidiaryOrEquityInvesteeNonoperatingIncome


Gain
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-30
Value-14.538-82.215-42.965-35.284-46.001-59.325-10.385-11.219-16.322-41.403-8.41-3.203-5.205-26.75724-3.718-6.659-32.13810-16.331778-1.724-5.085-0.851-0.852-0.41-25.996-10.953-4.371-45.838-37.714-52.163
Percentage of GainLossOnSaleOfPreviouslyUnissuedStockBySubsidiaryOrEquityInvesteeNonoperatingIncome100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:GainLossOnSaleOfPreviouslyUnissuedStockBySubsidiaryOrEquityInvesteeNonoperatingIncome us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName

lbrda:CharterCommunications


Gain
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-30
Value-14.5-82.2-43.4-35.3-46.0-59.3-10.1-11.2-16.3-41.4-8.8-3.2-5.2-26.824-3.7-6.7-32.110-16.3778-1.75.10.8510.8520.4126114.4453752
Percentage of GainLossOnSaleOfPreviouslyUnissuedStockBySubsidiaryOrEquityInvesteeNonoperatingIncome99.7100.0101.0100.0100.0100.097.399.899.9100.0104.699.999.9100.299.499.5100.699.9100.199.8100.098.6-100.3-100.0-100.0-100.0-100.0-100.4-100.7-99.9-100.0-99.9

us-gaap:GoodwillPurchaseAccountingAdjustments us-gaap:BusinessAcquisition

us-gaap:GoodwillPurchaseAccountingAdjustments

lbrda:GciLiberty


Goodwill
Period End2020-12-18
Value19
Percentage of GoodwillPurchaseAccountingAdjustments100.0

us-gaap:IncomeLossFromEquityMethodInvestments

us-gaap:IncomeLossFromEquityMethodInvestments


Income
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-30
Value248188304188158611446145343984329.3022483-5.2811187119621-70.278-55.215-3.999-18.698-43.05-31.605-34.542-31.776-29.65-10.424-38.4
Percentage of IncomeLossFromEquityMethodInvestments100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncreaseDecreaseInOperatingAssets

us-gaap:IncreaseDecreaseInOperatingAssets


Increase
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-31
Value27-164.63914-0.316-0.120.192-0.107-4.8376.113-0.349-0.615-0.5260.947-1.282-3.7651.0130.445-0.003-1.2070.479-0.131-8.3022.142-1.278-89.228891.177-0.646-0.737-0.24-3.498
Percentage of IncreaseDecreaseInOperatingAssets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncreaseDecreaseInOperatingLiabilities

us-gaap:IncreaseDecreaseInOperatingLiabilities


Increase
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-31
Value-49.102-11.304-24.592-3.89411-4.0660.101-2.0767.436-2.975-2.027-2.4776.615-5.121-1.92-3.7828.008-1.502-0.166-2.353.459-3.811-56.118-20.13-43.1775-27.607-20.108-14.66757-25.806
Percentage of IncreaseDecreaseInOperatingLiabilities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncrementalCommonSharesAttributableToShareBasedPaymentArrangements

us-gaap:IncrementalCommonSharesAttributableToShareBasedPaymentArrangements


Incremental
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-31
Value1766000.01681000.0257000.01031000.0921000.0906000.0-124000.01451000.01382000.01299000.001244000.01148000.01398000.05000.01485000.01351000.01274000.083000.0970000.0605000.0389000.0-136000.0662000.0649000.0584000.0
Percentage of IncrementalCommonSharesAttributableToShareBasedPaymentArrangements100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:LitigationSettlementAmountAwardedToOtherParty us-gaap:ConsolidatedEntities

us-gaap:LitigationSettlementAmountAwardedToOtherParty

lbrda:GciHoldings


Litigation
Period End2020-12-17
Value12
Percentage of LitigationSettlementAmountAwardedToOtherParty100.0

us-gaap:OtherComprehensiveIncomeLossFinancialLiabilityFairValueOptionUnrealizedGainLossArisingDuringPeriodBeforeTax us-gaap:DerivativeInstrumentRisk

us-gaap:OtherComprehensiveIncomeLossFinancialLiabilityFairValueOptionUnrealizedGainLossArisingDuringPeriodBeforeTax

lbrda:ExchangeableSeniorDebentures2.75PercentDue2050


Other
Period End2020-09-30
Value15
Percentage of OtherComprehensiveIncomeLossFinancialLiabilityFairValueOptionUnrealizedGainLossArisingDuringPeriodBeforeTax100.0

us-gaap:OtherComprehensiveIncomeLossFinancialLiabilityFairValueOptionUnrealizedGainLossArisingDuringPeriodBeforeTax us-gaap:FinancialInstrument

us-gaap:ExchangeableDebt


Other
Period End2021-03-31
Value0.205
Percentage of OtherComprehensiveIncomeLossFinancialLiabilityFairValueOptionUnrealizedGainLossArisingDuringPeriodBeforeTax0.0

us-gaap:OtherComprehensiveIncomeLossFinancialLiabilityFairValueOptionUnrealizedGainLossArisingDuringPeriodBeforeTax us-gaap:LongtermDebtType

us-gaap:ExchangeableDebt


Other
Period End2021-06-30
Value-4.7
Percentage of OtherComprehensiveIncomeLossFinancialLiabilityFairValueOptionUnrealizedGainLossArisingDuringPeriodBeforeTax0.0

us-gaap:OtherCostAndExpenseOperating

us-gaap:OtherCostAndExpenseOperating


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value6769122.5232.5242.4682.6472.3232.2272.2532.131.9262.029
Percentage of OtherCostAndExpenseOperating100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherCostAndExpenseOperating us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName

lbrda:CharterCommunications


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-30
Value78827711771874837297743273097435
Percentage of OtherCostAndExpenseOperating11745.911146.659699.9296591.4289104.6301134.5276123.9320060.3

us-gaap:OtherGeneralExpense us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName

us-gaap:OtherGeneralExpense

lbrda:CharterCommunications


Other
Period End2021-03-312020-12-312020-09-302020-03-312019-12-312019-09-30
Value30235147.03214
Percentage of OtherGeneralExpense100.0100.0100.0100.0100.0100.0

us-gaap:OtherNoncashIncomeExpense

us-gaap:OtherNoncashIncomeExpense


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-31
Value943000.0739000.0167000.0-445000.0-189000.0-436000.0-664000.0-440000.0-274000.0-302000.0-655000.0-736000.0-53000.0-394000.0-950000.0-951000.0-42000.0-87000.0-921000.0-330000.0277000.0-59000.0-1125000.01357000.0622000.0586000.0-734000.0707000.011000.0-2000.0-719000.0
Percentage of OtherNoncashIncomeExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherOperatingIncomeExpenseNet us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName

us-gaap:OtherOperatingIncomeExpenseNet

lbrda:CharterCommunications


Other
Period End2021-06-302020-06-30
Value9000000.0-2000000.0
Percentage of OtherOperatingIncomeExpenseNet100.0100.0

us-gaap:PaymentsForProceedsFromOtherInvestingActivities

us-gaap:PaymentsForProceedsFromOtherInvestingActivities


Payments
Period End2021-06-302021-03-312017-12-312017-09-302016-12-312016-09-302015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-31
Value-1621000.0-141000.00-8000.00-12000.01847000.0-119000.04000.03000.02000.02000.02000.02000.02000.0
Percentage of PaymentsForProceedsFromOtherInvestingActivities100.0100.00.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:PreferredStockDividendRatePercentage

us-gaap:PreferredStockDividendRatePercentage


Preferred
Period End2020-12-18
Value7.0
Percentage of PreferredStockDividendRatePercentage100.0

us-gaap:ProceedsFromIssuanceOfDebt dei:LegalEntity, us-gaap:DebtInstrument

us-gaap:ProceedsFromIssuanceOfDebt

lbrda:Spv, lbrda:MarginLoanAgreements


Proceeds
Period End2020-12-182020-08-312020-08-202020-07-312020-09-30
Value130010010025125
Percentage of ProceedsFromIssuanceOfDebt100.0100.0100.0100.0100.0

us-gaap:ProceedsFromPaymentsForOtherFinancingActivities

us-gaap:ProceedsFromPaymentsForOtherFinancingActivities


Proceeds
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-31
Value539000.0-2481000.0-13255000.0-9875000.023000.03000.062000.0-985000.02502000.01653000.022000.0-1122000.047000.0541000.040000.0-2798000.0314000.01745000.01553000.0169000.0196000.0-683000.012000.0-18000.032000.04164000.0
Percentage of ProceedsFromPaymentsForOtherFinancingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ProceedsFromSaleAndCollectionOfReceivables us-gaap:ConsolidatedEntities, us-gaap:OtherCommitments, us-gaap:SubsequentEventType

us-gaap:ProceedsFromSaleAndCollectionOfReceivables

lbrda:GciHoldings, lbrda:RuralHealthCareProgram, us-gaap:SubsequentEvent


Proceeds
Period End2021-01-01
Value174
Percentage of ProceedsFromSaleAndCollectionOfReceivables100.0

us-gaap:ProceedsFromSaleAndMaturityOfMarketableSecurities

us-gaap:ProceedsFromSaleAndMaturityOfMarketableSecurities


Proceeds
Period End2021-06-302021-03-31
Value1244518
Percentage of ProceedsFromSaleAndMaturityOfMarketableSecurities100.0100.0

us-gaap:ProceedsFromSaleOfEquityMethodInvestments us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName

us-gaap:ProceedsFromSaleOfEquityMethodInvestments

lbrda:CharterCommunications


Proceeds
Period End2021-03-31
Value518
Percentage of ProceedsFromSaleOfEquityMethodInvestments100.0

us-gaap:ProceedsFromSaleOfEquityMethodInvestments us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName, us-gaap:StatementClassOfStock, us-gaap:SubsequentEventType

lbrda:CharterCommunications, us-gaap:CommonClassA, us-gaap:SubsequentEvent


Proceeds
Period End2021-07-312021-04-30
Value279459
Percentage of ProceedsFromSaleOfEquityMethodInvestments0.00.0

us-gaap:RelatedPartyTransactionAmountsOfTransaction us-gaap:RelatedPartyTransactionsByRelatedParty

us-gaap:RelatedPartyTransactionAmountsOfTransaction

lbrda:LibertyMediaCorporationAndItsSubsidiaries


Related
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-31
Value3.13.51.71.01.01.1350.7170.9240.90.8180.8570.950.80.8140.8060.7461.00.6610.6961.00.70.6560.2650.891
Percentage of RelatedPartyTransactionAmountsOfTransaction100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue us-gaap:TitleOfIndividual, us-gaap:AwardType, us-gaap:StatementClassOfStock

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue

srt:ChiefExecutiveOfficer, lbrda:TimeBasedRestrictedStockUnits, us-gaap:CommonClassC


Share
Period End2020-12-31
Value0
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue0.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross us-gaap:AwardType, us-gaap:PlanName, us-gaap:StatementClassOfStock

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross

us-gaap:EmployeeStockOption, lbrda:OmnibusIncentivePlan2019, us-gaap:CommonClassC


Share
Period End2020-09-30
Value13000.0
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross100.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross us-gaap:AwardType, us-gaap:StatementClassOfStock

us-gaap:EmployeeStockOption, us-gaap:CommonClassC


Share
Period End2021-06-302021-03-31
Value0199000.0
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross0.00.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross us-gaap:TitleOfIndividual, us-gaap:AwardType, us-gaap:StatementClassOfStock

srt:ChiefExecutiveOfficer, us-gaap:EmployeeStockOption, us-gaap:CommonClassC


Share
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-30
Value0167000.0289000.000100000.0261000.00
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross0.00.00.00.00.00.00.00.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue us-gaap:TitleOfIndividual, us-gaap:AwardType, us-gaap:StatementClassOfStock

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue

srt:ChiefExecutiveOfficer, us-gaap:EmployeeStockOption, us-gaap:CommonClassC


Share
Period End2021-06-302021-03-312020-12-31
Value040.0510.84
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue0.0100.0100.0

us-gaap:ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice us-gaap:AwardType, us-gaap:PlanName, us-gaap:StatementClassOfStock

us-gaap:ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice

us-gaap:EmployeeStockOption, lbrda:OmnibusIncentivePlan2019, us-gaap:CommonClassA


Share
Period End2020-09-30
Value0.01
Percentage of ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice100.0

us-gaap:EmployeeStockOption, lbrda:OmnibusIncentivePlan2019, us-gaap:CommonClassC


Share
Period End2020-09-30
Value0.01
Percentage of ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice100.0

us-gaap:ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice us-gaap:AwardType, us-gaap:StatementClassOfStock

us-gaap:EmployeeStockOption, us-gaap:CommonClassC


Share
Period End2021-06-302021-03-31
Value-6.6273.85
Percentage of ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice0.00.0

us-gaap:ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice us-gaap:AwardType, us-gaap:StatementClassOfStock

us-gaap:ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice

us-gaap:EmployeeStockOption, us-gaap:CommonClassC


Share
Period End2021-06-302021-03-31
Value0152.25
Percentage of ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice0.0100.0

us-gaap:StockIssuedDuringPeriodSharesStockOptionsExercised us-gaap:AwardType, us-gaap:PlanName, us-gaap:StatementClassOfStock

us-gaap:StockIssuedDuringPeriodSharesStockOptionsExercised

us-gaap:EmployeeStockOption, lbrda:OmnibusIncentivePlan2019, us-gaap:CommonClassA


Stock
Period End2020-09-30
Value0
Percentage of StockIssuedDuringPeriodSharesStockOptionsExercised0.0

us-gaap:EmployeeStockOption, lbrda:OmnibusIncentivePlan2019, us-gaap:CommonClassC


Stock
Period End2020-09-30
Value0
Percentage of StockIssuedDuringPeriodSharesStockOptionsExercised0.0

us-gaap:StockIssuedDuringPeriodSharesStockOptionsExercised us-gaap:AwardType, us-gaap:StatementClassOfStock

us-gaap:EmployeeStockOption, us-gaap:CommonClassC


Stock
Period End2021-06-302021-03-31
Value15000.03000.0
Percentage of StockIssuedDuringPeriodSharesStockOptionsExercised0.00.0

us-gaap:StockIssuedDuringPeriodValueStockOptionsExercised

us-gaap:StockIssuedDuringPeriodValueStockOptionsExercised


Stock
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-31
Value773000.0151000.079000.0023000.03000.062000.0265000.02502000.01653000.022000.0128000.047000.0541000.040000.0358000.0314000.01745000.01553000.0358000.0198000.01421000.0
Percentage of StockIssuedDuringPeriodValueStockOptionsExercised100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:StockIssuedDuringPeriodValueStockOptionsExercised us-gaap:StatementClassOfStock, us-gaap:StatementEquityComponents

us-gaap:CommonClassC, us-gaap:CommonStock


Stock
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-30
Value001000.0001000.0
Percentage of StockIssuedDuringPeriodValueStockOptionsExercised0.00.033.30.00.00.0

us-gaap:StockIssuedDuringPeriodValueStockOptionsExercised us-gaap:StatementEquityComponents

us-gaap:AdditionalPaidInCapital


Stock
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-31
Value773000.0151000.080000.0023000.03000.063000.0265000.02500000.01653000.022000.0128000.047000.0540000.040000.0358000.0314000.01744000.01553000.0358000.0198000.01420000.0
Percentage of StockIssuedDuringPeriodValueStockOptionsExercised100.0100.0101.30.0100.0100.0101.6100.099.9100.0100.0100.0100.099.8100.0100.0100.099.9100.0100.0100.099.9

us-gaap:StockRepurchasedDuringPeriodValue

us-gaap:StockRepurchasedDuringPeriodValue


Stock
Period End2021-06-302021-03-312020-12-312020-09-30
Value1218738310285
Percentage of StockRepurchasedDuringPeriodValue100.0100.0100.0100.0

us-gaap:StockRepurchasedDuringPeriodValue us-gaap:BusinessAcquisition

lbrda:GciLiberty


Stock
Period End2020-12-18
Value6738
Percentage of StockRepurchasedDuringPeriodValue0.0

us-gaap:StockRepurchasedDuringPeriodValue us-gaap:StatementClassOfStock, us-gaap:StatementEquityComponents

us-gaap:CommonClassC, us-gaap:CommonStock


Stock
Period End2021-06-302021-03-312020-12-312020-09-30
Value0.0760.0480.0210.02
Percentage of StockRepurchasedDuringPeriodValue0.00.00.00.0

us-gaap:StockRepurchasedDuringPeriodValue us-gaap:StatementEquityComponents

us-gaap:AdditionalPaidInCapital


Stock
Period End2021-06-302021-03-312020-12-312020-09-30
Value1218738310285
Percentage of StockRepurchasedDuringPeriodValue100.0100.0100.0100.0

dei:EntityCommonStockSharesOutstanding us-gaap:StatementClassOfStock

dei:EntityCommonStockSharesOutstanding

us-gaap:CommonClassA


Entity
Period End2021-01-312020-07-152020-04-152020-01-312019-10-152019-07-152019-04-152019-01-312018-10-152018-07-162018-04-162018-01-312017-10-162017-07-172017-04-172017-01-312016-10-312016-07-312016-04-302016-01-312015-10-312015-07-312015-04-302015-02-282014-11-30
Value26262626262626262626262626262626262626262626262626
Percentage of EntityCommonStockSharesOutstanding100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:CommonClassB


Entity
Period End2021-01-312020-07-152020-04-152020-01-312019-10-152019-07-152019-04-152019-01-312018-10-152018-07-162018-04-162018-01-312017-10-162017-07-172017-04-172017-01-312016-10-312016-07-312016-04-302016-01-312015-10-312015-07-312015-04-302015-02-282014-11-30
Value2.5492742.4511192.4518282.4518282.452522.454522.454522.454522.4549432.4550432.4551792.4551792.4551792.4675092.4675092.4675092.4675092.4675092.4675092.4675472.4675472.4675472.4675472.4675472.467647
Percentage of EntityCommonStockSharesOutstanding9.69.39.39.39.39.39.39.39.39.39.39.39.39.49.49.49.49.49.49.49.49.49.49.49.4

us-gaap:CommonClassC


Entity
Period End2021-01-312020-07-152020-04-152020-01-312019-10-152019-07-152019-04-152019-01-312018-10-152018-07-162018-04-162018-01-312017-10-162017-07-172017-04-172017-01-312016-10-312016-07-312016-04-302016-01-312015-10-312015-07-312015-04-302015-02-282014-11-30
Value16615215215215215215215215215215215215315315315315315274747474747457
Percentage of EntityCommonStockSharesOutstanding627.6577.4577.4577.3579.0579.1579.5579.9580.0580.0580.0580.0582.1582.4582.5582.6583.6583.9285.2285.3285.4285.4285.4285.0218.9

lbrda:AdditionalAllowedBorrowingCapacity dei:LegalEntity, us-gaap:DebtInstrument

lbrda:AdditionalAllowedBorrowingCapacity

lbrda:Spv, lbrda:MarginLoanAgreements


Additional
Period End2020-08-12
Value1300
Percentage of AdditionalAllowedBorrowingCapacity100.0

lbrda:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedEquityMethodInvesments

lbrda:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedEquityMethodInvesments


Business
Period End2020-12-31
Value3493
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedEquityMethodInvesments100.0

lbrda:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIndefiniteLivedIntangibleAssetsAndGoodwill

lbrda:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIndefiniteLivedIntangibleAssetsAndGoodwill


Business
Period End2020-12-31
Value1320
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIndefiniteLivedIntangibleAssetsAndGoodwill100.0

lbrda:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLiabilitiesNet

lbrda:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLiabilitiesNet


Business
Period End2020-12-31
Value3728
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLiabilitiesNet100.0

lbrda:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedReceivablesAndotherNoncurrentAssets

lbrda:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedReceivablesAndotherNoncurrentAssets


Business
Period End2020-12-31
Value641
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedReceivablesAndotherNoncurrentAssets100.0

lbrda:DebtInstrumentFaceAmountPerDebenture us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName, us-gaap:DebtInstrument, us-gaap:StatementClassOfStock

lbrda:DebtInstrumentFaceAmountPerDebenture

lbrda:CharterCommunications, lbrda:ExchangeableSeniorDebentures2.75PercentDue2050, us-gaap:CommonClassA


Debt
Period End2020-08-27
Value1000.0
Percentage of DebtInstrumentFaceAmountPerDebenture100.0

lbrda:DebtInstrumentNetOfUnamortizedDiscountPremium dei:LegalEntity, us-gaap:DebtInstrument

lbrda:DebtInstrumentNetOfUnamortizedDiscountPremium

lbrda:Spv, lbrda:MarginLoanAgreements


Debt
Period End2021-06-302021-03-312020-12-312019-12-31
Value115020002000575
Percentage of DebtInstrumentNetOfUnamortizedDiscountPremium100.0100.0100.0100.0

lbrda:Spv, lbrda:TermLoan


Debt
Period End2021-05-12
Value1150
Percentage of DebtInstrumentNetOfUnamortizedDiscountPremium0.0

lbrda:DebtInstrumentNetOfUnamortizedDiscountPremium us-gaap:DebtInstrument

lbrda:ExchangeableSeniorDebentures1.25PercentDue2050


Debt
Period End2021-06-302021-03-312020-12-31
Value830811836
Percentage of DebtInstrumentNetOfUnamortizedDiscountPremium72.240.641.8

lbrda:ExchangeableSeniorDebentures1.75PercentDue2046


Debt
Period End2021-06-302021-03-312020-12-31
Value272426
Percentage of DebtInstrumentNetOfUnamortizedDiscountPremium2.41.21.3

lbrda:ExchangeableSeniorDebentures2.75PercentDue2050


Debt
Period End2021-06-302021-03-312020-12-31
Value603588608
Percentage of DebtInstrumentNetOfUnamortizedDiscountPremium52.529.430.4

us-gaap:LineOfCredit


Debt
Period End2021-06-302021-03-312020-12-31
Value492523704
Percentage of DebtInstrumentNetOfUnamortizedDiscountPremium42.826.135.2

us-gaap:NotesPayableToBanks


Debt
Period End2021-06-302021-03-312020-12-31
Value6.1046.2736.442
Percentage of DebtInstrumentNetOfUnamortizedDiscountPremium0.50.30.3

us-gaap:SeniorNotes


Debt
Period End2021-06-302021-03-312020-12-31
Value633634635
Percentage of DebtInstrumentNetOfUnamortizedDiscountPremium55.131.731.8

lbrda:DebtInstrumentPrincipalAmountDenominatedForConversionIntoCommonStock us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName, us-gaap:BusinessAcquisition, us-gaap:DebtInstrument

lbrda:DebtInstrumentPrincipalAmountDenominatedForConversionIntoCommonStock

lbrda:CharterCommunications, lbrda:GciLiberty, lbrda:ExchangeableSeniorDebentures1.75PercentDue2046


Debt
Period End2020-12-18
Value1000.0
Percentage of DebtInstrumentPrincipalAmountDenominatedForConversionIntoCommonStock100.0

lbrda:DebtInstrumentPrincipalAmountDenominatedForConversionIntoCommonStock us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName, us-gaap:DebtInstrument, us-gaap:StatementClassOfStock

lbrda:CharterCommunications, lbrda:ExchangeableSeniorDebentures1.25PercentDue2050, us-gaap:CommonClassA


Debt
Period End2020-11-19
Value1000.0
Percentage of DebtInstrumentPrincipalAmountDenominatedForConversionIntoCommonStock0.0

lbrda:CharterCommunications, lbrda:ExchangeableSeniorDebentures2.75PercentDue2050, us-gaap:CommonClassA


Debt
Period End2020-08-27
Value1000.0
Percentage of DebtInstrumentPrincipalAmountDenominatedForConversionIntoCommonStock0.0

lbrda:DeferredRevenueAndOtherCurrentLiabilities

lbrda:DeferredRevenueAndOtherCurrentLiabilities


Deferred
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-31
Value8.64113.855.9717.7349.9522.9024.6916.9089.2242.5155.1684.185
Percentage of DeferredRevenueAndOtherCurrentLiabilities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

lbrda:DeferredTaxAssetsDebt

lbrda:DeferredTaxAssetsDebt


Deferred
Period End2020-12-31
Value21
Percentage of DeferredTaxAssetsDebt100.0

lbrda:DeferredTaxAssetsOperatingLeaseLiabilities

lbrda:DeferredTaxAssetsOperatingLeaseLiabilities


Deferred
Period End2020-12-31
Value26
Percentage of DeferredTaxAssetsOperatingLeaseLiabilities100.0

lbrda:DeferredTaxAssetsOperatingLossAndTaxCreditCarryforwards

lbrda:DeferredTaxAssetsOperatingLossAndTaxCreditCarryforwards


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-31
Value2146656492312
Percentage of DeferredTaxAssetsOperatingLossAndTaxCreditCarryforwards100.0100.0100.0100.0100.0100.0

lbrda:DeferredTaxAssetsOtherFutureDeductibleAmounts

lbrda:DeferredTaxAssetsOtherFutureDeductibleAmounts


Deferred
Period End2020-12-31
Value43
Percentage of DeferredTaxAssetsOtherFutureDeductibleAmounts100.0

lbrda:EquityMethodInvestmentDifferenceBetweenCarryingAmountAndUnderlyingEquityCustomerRelationships us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName

lbrda:EquityMethodInvestmentDifferenceBetweenCarryingAmountAndUnderlyingEquityCustomerRelationships

lbrda:CharterCommunications


Equity
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value2649276927261381118011511043906754736721713712693689
Percentage of EquityMethodInvestmentDifferenceBetweenCarryingAmountAndUnderlyingEquityCustomerRelationships100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

lbrda:EquityMethodInvestmentDifferenceBetweenCarryingAmountAndUnderlyingEquityDebt us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName

lbrda:EquityMethodInvestmentDifferenceBetweenCarryingAmountAndUnderlyingEquityDebt

lbrda:CharterCommunications


Equity
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value58462660214470539.04174871051031039998
Percentage of EquityMethodInvestmentDifferenceBetweenCarryingAmountAndUnderlyingEquityDebt100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

lbrda:EquityMethodInvestmentDifferenceBetweenCarryingAmountAndUnderlyingEquityDeferredIncomeTaxLiability us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName

lbrda:EquityMethodInvestmentDifferenceBetweenCarryingAmountAndUnderlyingEquityDeferredIncomeTaxLiability

lbrda:CharterCommunications


Equity
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value164216931641990885870817765709703698689685669662
Percentage of EquityMethodInvestmentDifferenceBetweenCarryingAmountAndUnderlyingEquityDeferredIncomeTaxLiability100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

lbrda:EquityMethodInvestmentDifferenceBetweenCarryingAmountAndUnderlyingEquityFranchiseFees us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName

lbrda:EquityMethodInvestmentDifferenceBetweenCarryingAmountAndUnderlyingEquityFranchiseFees

lbrda:CharterCommunications


Equity
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value378438493693240221822125199619271853183618211782175317011670
Percentage of EquityMethodInvestmentDifferenceBetweenCarryingAmountAndUnderlyingEquityFranchiseFees100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

lbrda:EquityMethodInvestmentDifferenceBetweenCarryingAmountAndUnderlyingEquityGoodwill us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName

lbrda:EquityMethodInvestmentDifferenceBetweenCarryingAmountAndUnderlyingEquityGoodwill

lbrda:CharterCommunications


Equity
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value40394116393421821883180516301460127912381202114511041031986
Percentage of EquityMethodInvestmentDifferenceBetweenCarryingAmountAndUnderlyingEquityGoodwill100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

lbrda:EquityMethodInvestmentDifferenceBetweenCarryingAmountAndUnderlyingEquityPropertyAndEquipment us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName

lbrda:EquityMethodInvestmentDifferenceBetweenCarryingAmountAndUnderlyingEquityPropertyAndEquipment

lbrda:CharterCommunications


Equity
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value706766733307236243225251277302328336349351361
Percentage of EquityMethodInvestmentDifferenceBetweenCarryingAmountAndUnderlyingEquityPropertyAndEquipment100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

lbrda:FinanceLeaseAndTowerObligationNoncurrent

lbrda:FinanceLeaseAndTowerObligationNoncurrent


Finance
Period End2021-06-302021-03-312020-12-31
Value909192
Percentage of FinanceLeaseAndTowerObligationNoncurrent100.0100.0100.0

lbrda:IndemnificationObligationCurrent

lbrda:IndemnificationObligationCurrent


Indemnification
Period End2021-06-302021-03-312020-12-31
Value385292344
Percentage of IndemnificationObligationCurrent100.0100.0100.0

lbrda:IndemnificationObligationCurrentFairValueDisclosure us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency

lbrda:IndemnificationObligationCurrentFairValueDisclosure

us-gaap:FairValueInputsLevel2, us-gaap:FairValueMeasurementsRecurring


Indemnification
Period End2021-06-302021-03-312020-12-31
Value385292344
Percentage of IndemnificationObligationCurrentFairValueDisclosure100.0100.0100.0

lbrda:IndemnificationObligationCurrentFairValueDisclosure us-gaap:FairValueByMeasurementFrequency

us-gaap:FairValueMeasurementsRecurring


Indemnification
Period End2021-06-302021-03-312020-12-31
Value385292344
Percentage of IndemnificationObligationCurrentFairValueDisclosure100.0100.0100.0

lbrda:LesseeSaleLeasebackTransactionLiabilityUndiscountedExcessAmount

lbrda:LesseeSaleLeasebackTransactionLiabilityUndiscountedExcessAmount


Lessee
Period End2020-12-31
Value64
Percentage of LesseeSaleLeasebackTransactionLiabilityUndiscountedExcessAmount100.0

lbrda:LesseeSaleLeasebackTransactionPaymentsDue

lbrda:LesseeSaleLeasebackTransactionPaymentsDue


Lessee
Period End2020-12-31
Value155
Percentage of LesseeSaleLeasebackTransactionPaymentsDue100.0

lbrda:LesseeSaleLeasebackTransactionPaymentsDueAfterYearFive

lbrda:LesseeSaleLeasebackTransactionPaymentsDueAfterYearFive


Lessee
Period End2020-12-31
Value117
Percentage of LesseeSaleLeasebackTransactionPaymentsDueAfterYearFive100.0

lbrda:LesseeSaleLeasebackTransactionPaymentsDueNextTwelveMonths

lbrda:LesseeSaleLeasebackTransactionPaymentsDueNextTwelveMonths


Lessee
Period End2020-12-31
Value7401000.0
Percentage of LesseeSaleLeasebackTransactionPaymentsDueNextTwelveMonths100.0

lbrda:LesseeSaleLeasebackTransactionPaymentsDueYearFive

lbrda:LesseeSaleLeasebackTransactionPaymentsDueYearFive


Lessee
Period End2020-12-31
Value8011000.0
Percentage of LesseeSaleLeasebackTransactionPaymentsDueYearFive100.0

lbrda:LesseeSaleLeasebackTransactionPaymentsDueYearFour

lbrda:LesseeSaleLeasebackTransactionPaymentsDueYearFour


Lessee
Period End2020-12-31
Value7854000.0
Percentage of LesseeSaleLeasebackTransactionPaymentsDueYearFour100.0

lbrda:LesseeSaleLeasebackTransactionPaymentsDueYearThree

lbrda:LesseeSaleLeasebackTransactionPaymentsDueYearThree


Lessee
Period End2020-12-31
Value7700000.0
Percentage of LesseeSaleLeasebackTransactionPaymentsDueYearThree100.0

lbrda:LesseeSaleLeasebackTransactionPaymentsDueYearTwo

lbrda:LesseeSaleLeasebackTransactionPaymentsDueYearTwo


Lessee
Period End2020-12-31
Value7549000.0
Percentage of LesseeSaleLeasebackTransactionPaymentsDueYearTwo100.0

lbrda:LineOfCreditFacilityMaximumBorrowingCapacityIncludingIncrementalFacility dei:LegalEntity, us-gaap:DebtInstrument

lbrda:LineOfCreditFacilityMaximumBorrowingCapacityIncludingIncrementalFacility

lbrda:Spv, lbrda:MarginLoanAgreements


Line
Period End2020-08-12
Value2300
Percentage of LineOfCreditFacilityMaximumBorrowingCapacityIncludingIncrementalFacility100.0

lbrda:OperatingLossCarryforwardsNoExpiration

lbrda:OperatingLossCarryforwardsNoExpiration


Operating
Period End2020-12-31
Value77
Percentage of OperatingLossCarryforwardsNoExpiration100.0

lbrda:SaleLeasebackTransactionLiability

lbrda:SaleLeasebackTransactionLiability


Sale
Period End2020-12-31
Value90
Percentage of SaleLeasebackTransactionLiability100.0

lbrda:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsOutstandingTotalFairValue us-gaap:AwardType, us-gaap:StatementClassOfStock

lbrda:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsOutstandingTotalFairValue

lbrda:RestrictedStockAndRestrictedStockUnits, lbrda:CommonStockClassAndC


Share
Period End2020-12-312019-12-312018-12-31
Value5400000.02600000.0112000.0
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsOutstandingTotalFairValue100.0100.0100.0

lbrda:TaxCreditCarryforwardsAfterTax

lbrda:TaxCreditCarryforwardsAfterTax


Tax
Period End2020-12-312019-12-31
Value21466
Percentage of TaxCreditCarryforwardsAfterTax100.0100.0

lbrda:TaxSharingReceivable us-gaap:BalanceSheetLocation, us-gaap:RelatedPartyTransactionsByRelatedParty

lbrda:TaxSharingReceivable

us-gaap:OtherCurrentAssets, lbrda:QurateRetail


Tax
Period End2021-03-312020-12-31
Value2324
Percentage of TaxSharingReceivable100.0100.0

lbrda:TaxSharingReceivable us-gaap:RelatedPartyTransactionsByRelatedParty

lbrda:QurateRetail


Tax
Period End2021-06-302021-03-312020-12-31
Value108110119
Percentage of TaxSharingReceivable0.0464.1495.8

lbrda:TaxSharingReceivableNoncurrent

lbrda:TaxSharingReceivableNoncurrent


Tax
Period End2021-06-302021-03-312020-12-31
Value1088694
Percentage of TaxSharingReceivableNoncurrent100.0100.0100.0

us-gaap:AccountsAndOtherReceivablesNetCurrent

us-gaap:AccountsAndOtherReceivablesNetCurrent


Accounts
Period End2021-06-302021-03-312020-12-312019-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302013-12-31
Value2332013491.2162.2331.4551.1550.8781.4661.0060.8732.4620.9191.739900.6170.4780.523
Percentage of AccountsAndOtherReceivablesNetCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AccountsReceivableGross

us-gaap:AccountsReceivableGross


Accounts
Period End2021-06-302021-03-31
Value240206
Percentage of AccountsReceivableGross100.0100.0

us-gaap:AccountsReceivableNet

us-gaap:AccountsReceivableNet


Accounts
Period End2020-12-31
Value350
Percentage of AccountsReceivableNet100.0

us-gaap:AllowanceForDoubtfulAccountsReceivable

us-gaap:AllowanceForDoubtfulAccountsReceivable


Allowance
Period End2021-06-302021-03-312020-12-312019-12-312016-12-312015-12-312014-12-312013-12-31
Value1741000.0537000.010000.020000.0136000.0138000.045000.01000.0
Percentage of AllowanceForDoubtfulAccountsReceivable100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AssetRetirementObligation

us-gaap:AssetRetirementObligation


Asset
Period End2020-12-31
Value76
Percentage of AssetRetirementObligation100.0

us-gaap:BusinessCombinationAcquisitionOfLessThan100PercentNoncontrollingInterestFairValue

us-gaap:BusinessCombinationAcquisitionOfLessThan100PercentNoncontrollingInterestFairValue


Business
Period End2020-12-31
Value11
Percentage of BusinessCombinationAcquisitionOfLessThan100PercentNoncontrollingInterestFairValue100.0

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCashAndEquivalents

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCashAndEquivalents


Business
Period End2020-12-31
Value592
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCashAndEquivalents100.0

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedDeferredTaxLiabilities

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedDeferredTaxLiabilities


Business
Period End2020-12-31
Value1026
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedDeferredTaxLiabilities100.0

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedDeferredTaxLiabilities us-gaap:BusinessAcquisition

lbrda:GciLiberty


Business
Period End2020-12-182020-08-06
Value10181026
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedDeferredTaxLiabilities0.00.0

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIndefiniteLivedIntangibleAssets us-gaap:BusinessAcquisition

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIndefiniteLivedIntangibleAssets

lbrda:GciLiberty


Business
Period End2020-12-182020-08-06
Value586581
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIndefiniteLivedIntangibleAssets100.0100.0

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibles

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibles


Business
Period End2020-12-31
Value673
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibles100.0

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibles us-gaap:BusinessAcquisition

lbrda:GciLiberty


Business
Period End2020-12-182020-08-06
Value638673
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibles0.00.0

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedPropertyPlantAndEquipment

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedPropertyPlantAndEquipment


Business
Period End2020-12-31
Value1105
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedPropertyPlantAndEquipment100.0

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedPropertyPlantAndEquipment us-gaap:BusinessAcquisition

lbrda:GciLiberty


Business
Period End2020-12-182020-08-06
Value11081105
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedPropertyPlantAndEquipment0.00.0

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredGoodwillAndLiabilitiesAssumedLessNoncontrollingInterest

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredGoodwillAndLiabilitiesAssumedLessNoncontrollingInterest


Business
Period End2020-12-31
Value3059
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredGoodwillAndLiabilitiesAssumedLessNoncontrollingInterest100.0

us-gaap:CashAndCashEquivalentsFairValueDisclosure us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency

us-gaap:CashAndCashEquivalentsFairValueDisclosure

us-gaap:FairValueInputsLevel1, us-gaap:FairValueMeasurementsRecurring


Cash
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-31
Value15011081368375111248365863672834657613418924119825124577563962674575436
Percentage of CashAndCashEquivalentsFairValueDisclosure100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:CashAndCashEquivalentsFairValueDisclosure us-gaap:FairValueByMeasurementFrequency

us-gaap:FairValueMeasurementsRecurring


Cash
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302017-12-31
Value15011081368375111248365863672876
Percentage of CashAndCashEquivalentsFairValueDisclosure100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:CommonStockCapitalSharesReservedForFutureIssuance us-gaap:AwardType, us-gaap:PlanName, us-gaap:StatementClassOfStock

us-gaap:CommonStockCapitalSharesReservedForFutureIssuance

us-gaap:EmployeeStockOption, lbrda:OmnibusIncentivePlan2019, lbrda:CommonStockClassAndC


Common
Period End2020-09-30
Value2000000.0
Percentage of CommonStockCapitalSharesReservedForFutureIssuance100.0

us-gaap:CommonStockCapitalSharesReservedForFutureIssuance us-gaap:AwardType, us-gaap:StatementClassOfStock

lbrda:EmployeeStockOptionsAndStockAppreciationRightsSARS, lbrda:CommonClassaClassbClassc


Common
Period End2020-12-31
Value4100000.0
Percentage of CommonStockCapitalSharesReservedForFutureIssuance0.0

us-gaap:CommonStockCapitalSharesReservedForFutureIssuance us-gaap:StatementClassOfStock

us-gaap:CommonClassA


Common
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-31
Value1000.04000.0393000.0404000.0454000.0630000.0807000.0
Percentage of CommonStockCapitalSharesReservedForFutureIssuance0.00.00.00.00.00.00.0

us-gaap:CommonClassC


Common
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-31
Value3300000.01900000.02400000.02400000.02500000.02800000.03100000.0
Percentage of CommonStockCapitalSharesReservedForFutureIssuance0.00.00.00.00.00.00.0

us-gaap:ContractWithCustomerLiability

us-gaap:ContractWithCustomerLiability


Contract
Period End2020-12-312019-12-312019-01-012018-12-312018-09-302018-06-302018-03-312018-01-01
Value346.66.26.28.7114.46.8
Percentage of ContractWithCustomerLiability100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ContractWithCustomerLiabilityNoncurrent

us-gaap:ContractWithCustomerLiabilityNoncurrent


Contract
Period End2021-06-302021-03-312020-12-312019-12-312019-01-012018-12-312018-09-302018-06-302018-03-312018-01-01
Value3738391.81.91.92.22.32.52.3
Percentage of ContractWithCustomerLiabilityNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DebtInstrumentCarryingAmount

us-gaap:DebtInstrumentCarryingAmount


Debt
Period End2021-06-302021-03-312020-12-312020-09-302017-06-302017-03-312016-12-312015-12-31
Value3662454347241275600600600400
Percentage of DebtInstrumentCarryingAmount100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DebtInstrumentCarryingAmount dei:LegalEntity, us-gaap:CreditFacility, us-gaap:DebtInstrument

lbrda:GciLlc, lbrda:TermLoanB, us-gaap:LineOfCredit


Debt
Period End2021-06-302021-03-31
Value397398
Percentage of DebtInstrumentCarryingAmount10.88.8

lbrda:GciLlc, us-gaap:RevolvingCreditFacility, us-gaap:LineOfCredit


Debt
Period End2021-06-302021-03-31
Value95125
Percentage of DebtInstrumentCarryingAmount2.62.8

us-gaap:DebtInstrumentCarryingAmount dei:LegalEntity, us-gaap:DebtInstrument

lbrda:Spv, lbrda:MarginLoanAgreements


Debt
Period End2021-06-302021-03-312020-12-312020-09-30
Value115020002000700
Percentage of DebtInstrumentCarryingAmount31.444.042.354.9

us-gaap:DebtInstrumentCarryingAmount us-gaap:BusinessAcquisition, us-gaap:DebtInstrument

lbrda:GciLiberty, lbrda:SeniorNotes4.75PercentDue2028


Debt
Period End2020-12-18
Value600
Percentage of DebtInstrumentCarryingAmount0.0

us-gaap:DebtInstrumentCarryingAmount us-gaap:DebtInstrument

lbrda:TermLoanB


Debt
Period End2020-12-31
Value399
Percentage of DebtInstrumentCarryingAmount8.4

us-gaap:LineOfCredit


Debt
Period End2021-06-302021-03-312020-12-31
Value492523704
Percentage of DebtInstrumentCarryingAmount13.411.514.9

us-gaap:NotesPayableToBanks


Debt
Period End2021-06-302021-03-312020-12-31
Value6.1046.2736.442
Percentage of DebtInstrumentCarryingAmount0.20.10.1

us-gaap:RevolvingCreditFacility


Debt
Period End2020-12-31
Value305
Percentage of DebtInstrumentCarryingAmount6.5

us-gaap:StandbyLettersOfCredit


Debt
Period End2020-12-31
Value4.0
Percentage of DebtInstrumentCarryingAmount0.1

us-gaap:DebtInstrumentFaceAmount dei:LegalEntity, us-gaap:CreditFacility, us-gaap:DebtInstrument

us-gaap:DebtInstrumentFaceAmount

lbrda:GciLlc, lbrda:TermLoanB, us-gaap:LineOfCredit


Debt
Period End2020-10-15
Value400
Percentage of DebtInstrumentFaceAmount100.0

lbrda:GciLlc, us-gaap:RevolvingCreditFacility, us-gaap:LineOfCredit


Debt
Period End2020-10-15
Value550
Percentage of DebtInstrumentFaceAmount137.5

lbrda:GciLlc, us-gaap:StandbyLettersOfCredit, us-gaap:LineOfCredit


Debt
Period End2020-10-15
Value25
Percentage of DebtInstrumentFaceAmount6.2

us-gaap:DebtInstrumentFaceAmount us-gaap:BusinessAcquisition, us-gaap:DebtInstrument

lbrda:GciLiberty, lbrda:ExchangeableSeniorDebentures1.75PercentDue2046


Debt
Period End2020-12-18
Value14
Percentage of DebtInstrumentFaceAmount0.0

us-gaap:DebtInstrumentFaceAmount us-gaap:DebtInstrument

lbrda:ExchangeableSeniorDebentures1.25PercentDue2050


Debt
Period End2020-11-19
Value825
Percentage of DebtInstrumentFaceAmount0.0

lbrda:ExchangeableSeniorDebentures2.75PercentDue2050


Debt
Period End2020-08-27
Value575
Percentage of DebtInstrumentFaceAmount0.0

lbrda:TermLoanB


Debt
Period End2020-10-15
Value400
Percentage of DebtInstrumentFaceAmount100.0

us-gaap:RevolvingCreditFacility


Debt
Period End2020-10-15
Value550
Percentage of DebtInstrumentFaceAmount137.5

us-gaap:StandbyLettersOfCredit


Debt
Period End2020-10-15
Value25
Percentage of DebtInstrumentFaceAmount6.2

us-gaap:DebtInstrumentFairValue us-gaap:BusinessAcquisition, us-gaap:DebtInstrument

us-gaap:DebtInstrumentFairValue

lbrda:GciLiberty, lbrda:ExchangeableSeniorDebentures1.75PercentDue2046


Debt
Period End2020-12-18
Value26
Percentage of DebtInstrumentFairValue100.0

us-gaap:DebtInstrumentFairValue us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency

us-gaap:FairValueInputsLevel2, us-gaap:FairValueMeasurementsRecurring


Debt
Period End2021-06-302021-03-312020-12-312020-09-30
Value146114241472621
Percentage of DebtInstrumentFairValue0.00.00.00.0

us-gaap:DebtInstrumentFairValue us-gaap:FairValueByMeasurementFrequency

us-gaap:FairValueMeasurementsRecurring


Debt
Period End2021-06-302021-03-312020-12-312020-09-30
Value146114241472621
Percentage of DebtInstrumentFairValue0.00.00.00.0

us-gaap:DebtInstrumentUnamortizedPremium us-gaap:BusinessAcquisition, us-gaap:DebtInstrument

us-gaap:DebtInstrumentUnamortizedPremium

lbrda:GciLiberty, lbrda:SeniorNotes4.75PercentDue2028


Debt
Period End2021-06-302021-03-312020-12-31
Value333435
Percentage of DebtInstrumentUnamortizedPremium100.0100.0100.0

us-gaap:DebtInstrumentUnusedBorrowingCapacityAmount dei:LegalEntity, us-gaap:DebtInstrument

us-gaap:DebtInstrumentUnusedBorrowingCapacityAmount

lbrda:Spv, lbrda:MarginLoanAgreements


Debt
Period End2021-06-302021-03-312020-12-312020-09-30
Value1150300300300
Percentage of DebtInstrumentUnusedBorrowingCapacityAmount100.0100.0100.0100.0

us-gaap:DeferredCompensationSharebasedArrangementsLiabilityClassifiedNoncurrent dei:LegalEntity, us-gaap:AwardType, us-gaap:BalanceSheetLocation, us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:PlanName

us-gaap:DeferredCompensationSharebasedArrangementsLiabilityClassifiedNoncurrent

lbrda:SkyhookHoldingInc, lbrda:PhantomStockAppreciationRightsAndPhantomStockUnits, us-gaap:OtherNoncurrentLiabilities, us-gaap:FairValueInputsLevel2, lbrda:LongTermIncentivePlans


Deferred
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-31
Value700000.01000000.01000000.01200000.01200000.01100000.01000000.01200000.01100000.01000000.0900000.01200000.01200000.01700000.0
Percentage of DeferredCompensationSharebasedArrangementsLiabilityClassifiedNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredFinanceCostsNet

us-gaap:DeferredFinanceCostsNet


Deferred
Period End2021-06-302021-03-312020-12-312020-09-302019-12-312017-09-302016-12-31
Value1575000.01714000.02017000.02336000.02056000.03025000.01488000.0
Percentage of DeferredFinanceCostsNet100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredIncomeTaxLiabilities

us-gaap:DeferredIncomeTaxLiabilities


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-31
Value2313106710219805291.8145.33137
Percentage of DeferredIncomeTaxLiabilities100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredRevenue

us-gaap:DeferredRevenue


Deferred
Period End2021-06-302021-03-31
Value3931
Percentage of DeferredRevenue100.0100.0

us-gaap:DeferredTaxAssetsDeferredIncome

us-gaap:DeferredTaxAssetsDeferredIncome


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-31
Value141.5621.431.8051.7211.881615
Percentage of DeferredTaxAssetsDeferredIncome100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxAssetsGross

us-gaap:DeferredTaxAssetsGross


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-31
Value34875635531644436
Percentage of DeferredTaxAssetsGross100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsShareBasedCompensationCost

us-gaap:DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsShareBasedCompensationCost


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-31
Value147.9695.5714.2754.8122.8960.9430.87
Percentage of DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsShareBasedCompensationCost100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAccruedLiabilities

us-gaap:DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAccruedLiabilities


Deferred
Period End2020-12-312019-12-31
Value130.114
Percentage of DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAccruedLiabilities100.0100.0

us-gaap:DeferredTaxLiabilitiesInvestments

us-gaap:DeferredTaxLiabilitiesInvestments


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312014-12-312013-12-31
Value1755106710209795271.25236
Percentage of DeferredTaxLiabilitiesInvestments100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxLiabilitiesOther

us-gaap:DeferredTaxLiabilitiesOther


Deferred
Period End2020-12-312019-12-312018-12-312016-12-312015-12-312014-12-312013-12-31
Value270.0740.0270.0010.0190.040.24
Percentage of DeferredTaxLiabilitiesOther100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxLiabilitiesOtherFiniteLivedAssets

us-gaap:DeferredTaxLiabilitiesOtherFiniteLivedAssets


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-31
Value3090.0460.2610.6172.171.7954.039
Percentage of DeferredTaxLiabilitiesOtherFiniteLivedAssets100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxLiabilitiesPropertyPlantAndEquipment

us-gaap:DeferredTaxLiabilitiesPropertyPlantAndEquipment


Deferred
Period End2020-12-31
Value220
Percentage of DeferredTaxLiabilitiesPropertyPlantAndEquipment100.0

us-gaap:EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedStockOptions us-gaap:AwardType

us-gaap:EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedStockOptions

lbrda:EmployeeStockOptionsAndStockAppreciationRightsSARS


Employee
Period End2020-12-31
Value64
Percentage of EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedStockOptions100.0

us-gaap:EmployeeStockOption


Employee
Period End2021-06-302021-03-31
Value5868
Percentage of EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedStockOptions0.00.0

us-gaap:EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedStockOptions us-gaap:AwardType, us-gaap:PlanName

us-gaap:EmployeeStockOption, lbrda:OmnibusIncentivePlan2019


Employee
Period End2020-09-30
Value9.0
Percentage of EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedStockOptions0.0

us-gaap:EquityMethodInvestmentDifferenceBetweenCarryingAmountAndUnderlyingEquity us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName

us-gaap:EquityMethodInvestmentDifferenceBetweenCarryingAmountAndUnderlyingEquity

lbrda:CharterCommunications


Equity
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-30
Value8981921088725167455544304097376734093351329832133159303729752100165513021243118711992357238424172445243624612349
Percentage of EquityMethodInvestmentDifferenceBetweenCarryingAmountAndUnderlyingEquity100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:EquityMethodInvestmentOwnershipPercentage us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName

us-gaap:EquityMethodInvestmentOwnershipPercentage

lbrda:CharterCommunications


Equity
Period End2021-06-302021-03-312020-09-302016-03-312015-12-312015-09-302015-06-302014-12-31
Value30.831.127.10.260.260.260.260.26
Percentage of EquityMethodInvestmentOwnershipPercentage100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:EquityMethodInvestmentQuotedMarketValue us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName

us-gaap:EquityMethodInvestmentQuotedMarketValue

lbrda:CharterCommunications


Equity
Period End2021-06-302021-03-312020-12-312020-09-30
Value40909361773934033781
Percentage of EquityMethodInvestmentQuotedMarketValue100.0100.0100.0100.0

us-gaap:EquityMethodInvestments

us-gaap:EquityMethodInvestments


Equity
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302013-12-31
Value14948157351617912450123061219412194120671202311999120041197711891118661183593269335933093159233923023012372243224362455249823732402
Percentage of EquityMethodInvestments100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:EquityMethodInvestments us-gaap:ConsolidationItems

lbrda:OperatingSegmentsAndCorporateNonSegment


Equity
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value14948157351617912450123061219412194120671202311999120041197711891
Percentage of EquityMethodInvestments100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:CorporateNonSegment


Equity
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302016-12-31
Value14947157351617912450123061219412194120671202311999120041197711891118661183593269315
Percentage of EquityMethodInvestments100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:EquityMethodInvestments us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

us-gaap:OperatingSegments, lbrda:GciHoldings


Equity
Period End2021-06-302021-03-312020-12-31
Value0.3620.3910.424
Percentage of EquityMethodInvestments0.00.00.0

us-gaap:EquityMethodInvestments us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName

lbrda:CharterCommunications


Equity
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-30
Value1494715734161781245012307121951219512067120241199912004119771189211866118369327933593309315923392302301237324322437245624992374
Percentage of EquityMethodInvestments100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FinanceLeaseLiability

us-gaap:FinanceLeaseLiability


Finance
Period End2020-12-31
Value7489000.0
Percentage of FinanceLeaseLiability100.0

us-gaap:FinanceLeaseLiabilityCurrent

us-gaap:FinanceLeaseLiabilityCurrent


Finance
Period End2020-12-31
Value3745000.0
Percentage of FinanceLeaseLiabilityCurrent100.0

us-gaap:FinanceLeaseLiabilityNoncurrent

us-gaap:FinanceLeaseLiabilityNoncurrent


Finance
Period End2020-12-31
Value3744000.0
Percentage of FinanceLeaseLiabilityNoncurrent100.0

us-gaap:FinanceLeaseLiabilityPaymentsDue

us-gaap:FinanceLeaseLiabilityPaymentsDue


Finance
Period End2020-12-31
Value8010000.0
Percentage of FinanceLeaseLiabilityPaymentsDue100.0

us-gaap:FinanceLeaseLiabilityPaymentsDueAfterYearFive

us-gaap:FinanceLeaseLiabilityPaymentsDueAfterYearFive


Finance
Period End2020-12-31
Value349000.0
Percentage of FinanceLeaseLiabilityPaymentsDueAfterYearFive100.0

us-gaap:FinanceLeaseLiabilityPaymentsDueNextTwelveMonths

us-gaap:FinanceLeaseLiabilityPaymentsDueNextTwelveMonths


Finance
Period End2020-12-31
Value3625000.0
Percentage of FinanceLeaseLiabilityPaymentsDueNextTwelveMonths100.0

us-gaap:FinanceLeaseLiabilityPaymentsDueYearFive

us-gaap:FinanceLeaseLiabilityPaymentsDueYearFive


Finance
Period End2020-12-31
Value697000.0
Percentage of FinanceLeaseLiabilityPaymentsDueYearFive100.0

us-gaap:FinanceLeaseLiabilityPaymentsDueYearFour

us-gaap:FinanceLeaseLiabilityPaymentsDueYearFour


Finance
Period End2020-12-31
Value688000.0
Percentage of FinanceLeaseLiabilityPaymentsDueYearFour100.0

us-gaap:FinanceLeaseLiabilityPaymentsDueYearThree

us-gaap:FinanceLeaseLiabilityPaymentsDueYearThree


Finance
Period End2020-12-31
Value678000.0
Percentage of FinanceLeaseLiabilityPaymentsDueYearThree100.0

us-gaap:FinanceLeaseLiabilityPaymentsDueYearTwo

us-gaap:FinanceLeaseLiabilityPaymentsDueYearTwo


Finance
Period End2020-12-31
Value1973000.0
Percentage of FinanceLeaseLiabilityPaymentsDueYearTwo100.0

us-gaap:FinanceLeaseLiabilityUndiscountedExcessAmount

us-gaap:FinanceLeaseLiabilityUndiscountedExcessAmount


Finance
Period End2020-12-31
Value521000.0
Percentage of FinanceLeaseLiabilityUndiscountedExcessAmount100.0

us-gaap:FinanceLeaseRightOfUseAsset

us-gaap:FinanceLeaseRightOfUseAsset


Finance
Period End2020-12-31
Value8454000.0
Percentage of FinanceLeaseRightOfUseAsset100.0

us-gaap:FinanceLeaseRightOfUseAssetAccumulatedAmortization

us-gaap:FinanceLeaseRightOfUseAssetAccumulatedAmortization


Finance
Period End2020-12-31
Value1472000.0
Percentage of FinanceLeaseRightOfUseAssetAccumulatedAmortization100.0

us-gaap:FinanceLeaseRightOfUseAssetBeforeAccumulatedAmortization

us-gaap:FinanceLeaseRightOfUseAssetBeforeAccumulatedAmortization


Finance
Period End2020-12-31
Value9926000.0
Percentage of FinanceLeaseRightOfUseAssetBeforeAccumulatedAmortization100.0

us-gaap:FinanceLeaseWeightedAverageDiscountRatePercent

us-gaap:FinanceLeaseWeightedAverageDiscountRatePercent


Finance
Period End2020-12-31
Value3.9
Percentage of FinanceLeaseWeightedAverageDiscountRatePercent100.0

us-gaap:FiniteLivedIntangibleAssetsAccumulatedAmortization

us-gaap:FiniteLivedIntangibleAssetsAccumulatedAmortization


Finite
Period End2021-06-302021-03-312020-12-312019-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302013-12-31
Value422323171817161625242322222120191813
Percentage of FiniteLivedIntangibleAssetsAccumulatedAmortization100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FiniteLivedIntangibleAssetsAccumulatedAmortization us-gaap:FiniteLivedIntangibleAssetsByMajorClass

us-gaap:CustomerRelationships


Finite
Period End2021-06-302021-03-312020-12-312019-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-30
Value2614139.536.4636.1225.7815.445.0994.7584.4174.0763.7353.3943.0532.7121.937
Percentage of FiniteLivedIntangibleAssetsAccumulatedAmortization61.962.758.354.334.634.334.133.720.019.318.517.816.915.814.713.610.7

us-gaap:OtherIntangibleAssets


Finite
Period End2021-06-302021-03-312020-12-312019-12-31
Value168.9099.7918.022
Percentage of FiniteLivedIntangibleAssetsAccumulatedAmortization38.137.341.745.7

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths


Finite
Period End2021-06-302021-03-312020-12-31
Value646379
Percentage of FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths100.0100.0100.0

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseRemainderOfFiscalYear

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseRemainderOfFiscalYear


Finite
Period End2021-06-302021-03-31
Value3655
Percentage of FiniteLivedIntangibleAssetsAmortizationExpenseRemainderOfFiscalYear100.0100.0

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearFive

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearFive


Finite
Period End2020-12-31
Value52
Percentage of FiniteLivedIntangibleAssetsAmortizationExpenseYearFive100.0

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearFour

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearFour


Finite
Period End2021-06-302021-03-312020-12-31
Value505055
Percentage of FiniteLivedIntangibleAssetsAmortizationExpenseYearFour100.0100.0100.0

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearThree

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearThree


Finite
Period End2021-06-302021-03-312020-12-31
Value515161
Percentage of FiniteLivedIntangibleAssetsAmortizationExpenseYearThree100.0100.0100.0

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo


Finite
Period End2021-06-302021-03-312020-12-31
Value575769
Percentage of FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo100.0100.0100.0

us-gaap:FiniteLivedIntangibleAssetsGross

us-gaap:FiniteLivedIntangibleAssetsGross


Finite
Period End2021-06-302021-03-312020-12-312019-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302013-12-31
Value649648697182424242434343434343232324913
Percentage of FiniteLivedIntangibleAssetsGross100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FiniteLivedIntangibleAssetsGross us-gaap:FiniteLivedIntangibleAssetsByMajorClass

us-gaap:CustomerRelationships


Finite
Period End2021-06-302021-03-312020-12-312019-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-30
Value5155155601010101010101010101010101015
Percentage of FiniteLivedIntangibleAssetsGross79.379.480.355.441.341.341.341.329.229.329.329.329.331.131.131.131.3

us-gaap:OtherIntangibleAssets


Finite
Period End2021-06-302021-03-312020-12-312019-12-31
Value1341331378.228
Percentage of FiniteLivedIntangibleAssetsGross20.720.619.744.6

us-gaap:InvestmentOwnedBalanceShares dei:LegalEntity, us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName, us-gaap:StatementClassOfStock

us-gaap:InvestmentOwnedBalanceShares

lbrda:GciLiberty, lbrda:LibertyBroadbandCorporation, us-gaap:CommonClassC


Investment
Period End2020-12-18
Value42
Percentage of InvestmentOwnedBalanceShares100.0

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths


Lessee
Period End2020-12-31
Value34
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths100.0

us-gaap:LineOfCredit dei:LegalEntity, us-gaap:DebtInstrument

us-gaap:LineOfCredit

lbrda:Spv, us-gaap:RevolvingCreditFacility


Line
Period End2021-05-12
Value0.0
Percentage of LineOfCredit0.0

us-gaap:LineOfCreditFacilityMaximumBorrowingCapacity dei:LegalEntity, us-gaap:DebtInstrument

us-gaap:LineOfCreditFacilityMaximumBorrowingCapacity

lbrda:Spv, lbrda:MarginLoanAgreements


Line
Period End2020-08-12
Value1000
Percentage of LineOfCreditFacilityMaximumBorrowingCapacity100.0

lbrda:Spv, lbrda:UncommittedIncrementalTermLoanFacility


Line
Period End2021-05-12
Value200
Percentage of LineOfCreditFacilityMaximumBorrowingCapacity0.0

lbrda:Spv, us-gaap:RevolvingCreditFacility


Line
Period End2021-05-12
Value1150
Percentage of LineOfCreditFacilityMaximumBorrowingCapacity0.0

us-gaap:LineOfCreditFacilityRemainingBorrowingCapacity dei:LegalEntity, us-gaap:DebtInstrument

us-gaap:LineOfCreditFacilityRemainingBorrowingCapacity

lbrda:GciLlc, us-gaap:LineOfCredit


Line
Period End2021-06-302021-03-31
Value451421
Percentage of LineOfCreditFacilityRemainingBorrowingCapacity100.0100.0

us-gaap:LineOfCreditFacilityRemainingBorrowingCapacity us-gaap:DebtInstrument

lbrda:SeniorCreditFacility


Line
Period End2020-12-31
Value241
Percentage of LineOfCreditFacilityRemainingBorrowingCapacity0.0

us-gaap:LongTermDebtFairValue

us-gaap:LongTermDebtFairValue


Long
Period End2021-06-302021-03-312020-12-312020-09-302019-12-31
Value1434139914456210.0
Percentage of LongTermDebtFairValue100.0100.0100.0100.00.0

us-gaap:LongTermDebtFairValue us-gaap:DebtInstrument

lbrda:SeniorNotes4.75PercentDue2028


Long
Period End2021-06-302021-03-312020-12-31
Value618531642
Percentage of LongTermDebtFairValue43.137.944.4

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths


Long
Period End2020-12-31
Value4676000.0
Percentage of LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths100.0

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive


Long
Period End2020-12-31
Value688
Percentage of LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive100.0

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour


Long
Period End2020-12-31
Value4727000.0
Percentage of LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour100.0

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree


Long
Period End2020-12-31
Value4710000.0
Percentage of LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree100.0

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo


Long
Period End2020-12-31
Value2004
Percentage of LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo100.0

us-gaap:LossContingencyAccrualAtCarryingValue us-gaap:CounterpartyName, us-gaap:DebtInstrument, us-gaap:LongtermDebtType, us-gaap:LossContingenciesByNatureOfContingency

us-gaap:LossContingencyAccrualAtCarryingValue

lbrda:LILLC, lbrda:ExchangeableSeniorDebentures1.75PercentDue2046, us-gaap:ExchangeableDebt, us-gaap:IndemnificationGuarantee


Loss
Period End2020-12-18
Value336
Percentage of LossContingencyAccrualAtCarryingValue100.0

us-gaap:LossContingencyEstimateOfPossibleLoss us-gaap:ConsolidatedEntities, us-gaap:Range

us-gaap:LossContingencyEstimateOfPossibleLoss

lbrda:GciHoldings, srt:Maximum


Loss
Period End2020-12-17
Value44
Percentage of LossContingencyEstimateOfPossibleLoss100.0

us-gaap:OperatingLeaseWeightedAverageDiscountRatePercent

us-gaap:OperatingLeaseWeightedAverageDiscountRatePercent


Operating
Period End2020-12-31
Value4.2
Percentage of OperatingLeaseWeightedAverageDiscountRatePercent100.0

us-gaap:OperatingLossCarryforwardsValuationAllowance

us-gaap:OperatingLossCarryforwardsValuationAllowance


Operating
Period End2020-12-31
Value12
Percentage of OperatingLossCarryforwardsValuationAllowance100.0

us-gaap:PreferredStockLiquidationPreference

us-gaap:PreferredStockLiquidationPreference


Preferred
Period End2020-12-18
Value25.0
Percentage of PreferredStockLiquidationPreference100.0

us-gaap:PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetAfterAccumulatedDepreciationAndAmortization

us-gaap:PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetAfterAccumulatedDepreciationAndAmortization


Property
Period End2021-06-302021-03-312020-12-312019-12-31
Value1046107110980.532
Percentage of PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetAfterAccumulatedDepreciationAndAmortization100.0100.0100.0100.0

us-gaap:PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetAfterAccumulatedDepreciationAndAmortization us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName

lbrda:CharterCommunications


Property
Period End2021-06-302021-03-312020-12-312019-12-31
Value34206341843435734591
Percentage of PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetAfterAccumulatedDepreciationAndAmortization3268.23188.93127.66502067.7

us-gaap:PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetBeforeAccumulatedDepreciationAndAmortization

us-gaap:PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetBeforeAccumulatedDepreciationAndAmortization


Property
Period End2020-12-312019-12-31
Value11081.509
Percentage of PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetBeforeAccumulatedDepreciationAndAmortization100.0100.0

us-gaap:RestrictedCashAndCashEquivalents

us-gaap:RestrictedCashAndCashEquivalents


Restricted
Period End2021-06-302021-03-312020-12-31
Value151515
Percentage of RestrictedCashAndCashEquivalents100.0100.0100.0

us-gaap:RevenueRemainingPerformanceObligation

us-gaap:RevenueRemainingPerformanceObligation


Revenue
Period End2021-06-302021-03-312020-12-31
Value164177256
Percentage of RevenueRemainingPerformanceObligation100.0100.0100.0

us-gaap:SecurityOwnedAndPledgedAsCollateralFairValue dei:LegalEntity, us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName, us-gaap:DebtInstrument

us-gaap:SecurityOwnedAndPledgedAsCollateralFairValue

lbrda:Spv, lbrda:CharterCommunications, lbrda:MarginLoanAgreements


Security
Period End2021-06-302021-03-312020-12-31
Value890076008100
Percentage of SecurityOwnedAndPledgedAsCollateralFairValue100.0100.0100.0

us-gaap:SecurityOwnedAndPledgedAsCollateralFairValue us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName, us-gaap:DebtInstrument

lbrda:CharterCommunications, lbrda:MarginLoanAgreements


Security
Period End2020-09-30
Value4200
Percentage of SecurityOwnedAndPledgedAsCollateralFairValue0.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber us-gaap:AwardType, us-gaap:StatementClassOfStock

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber

lbrda:RestrictedStockAndRestrictedStockUnits, lbrda:CommonStockClassAndCAndSeriesCumulativeRedeemablePreferredStock


Share
Period End2020-12-31
Value406000.0
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber100.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue us-gaap:AwardType, us-gaap:StatementClassOfStock

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue

lbrda:RestrictedStockAndRestrictedStockUnits, lbrda:CommonStockClassAndCAndSeriesCumulativeRedeemablePreferredStock


Share
Period End2020-12-31
Value136.86
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue100.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized us-gaap:PlanName

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized

lbrda:GciLibertyInc2018OmnibusIncentivePlan


Share
Period End2020-08-06
Value3.7
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized100.0

lbrda:OmnibusIncentivePlan2019


Share
Period End2020-12-31
Value6.0
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized0.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber us-gaap:AwardType, us-gaap:PlanName, us-gaap:StatementClassOfStock

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber

us-gaap:EmployeeStockOption, lbrda:OmnibusIncentivePlan2019, us-gaap:CommonClassC


Share
Period End2020-09-302020-06-30
Value1616000.01617000.0
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber100.0100.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber us-gaap:AwardType, us-gaap:StatementClassOfStock

lbrda:EmployeeStockOptionsAndStockAppreciationRightsSARS, us-gaap:CommonClassC


Share
Period End2020-12-312019-12-31
Value2055000.01622000.0
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber0.00.0

us-gaap:EmployeeStockOption, us-gaap:CommonClassC


Share
Period End2021-06-302021-03-31
Value2037000.02052000.0
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber0.00.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice us-gaap:AwardType, us-gaap:PlanName, us-gaap:StatementClassOfStock

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice

us-gaap:EmployeeStockOption, lbrda:OmnibusIncentivePlan2019, us-gaap:CommonClassA


Share
Period End2020-09-302020-06-30
Value39.740.92
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice100.0100.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice us-gaap:AwardType, us-gaap:StatementClassOfStock

us-gaap:EmployeeStockOption, us-gaap:CommonClassC


Share
Period End2021-06-302021-03-31
Value59.3559.39
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice0.00.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue us-gaap:AwardType, us-gaap:PlanName, us-gaap:StatementClassOfStock

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue

us-gaap:EmployeeStockOption, lbrda:OmnibusIncentivePlan2019, us-gaap:CommonClassC


Share
Period End2020-09-30
Value160
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue100.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue us-gaap:AwardType, us-gaap:StatementClassOfStock

lbrda:EmployeeStockOptionsAndStockAppreciationRightsSARS, us-gaap:CommonClassB


Share
Period End2020-12-18
Value44
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue0.0

lbrda:EmployeeStockOptionsAndStockAppreciationRightsSARS, us-gaap:CommonClassC


Share
Period End2020-12-31
Value224
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue0.0

us-gaap:EmployeeStockOption, us-gaap:CommonClassC


Share
Period End2021-06-302021-03-31
Value273202
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue0.00.0

us-gaap:SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1 us-gaap:AwardType, us-gaap:PlanName, us-gaap:StatementClassOfStock

us-gaap:SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1

us-gaap:EmployeeStockOption, lbrda:OmnibusIncentivePlan2019, us-gaap:CommonClassC


Sharebased
Period End2020-09-30
Value150
Percentage of SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1100.0

us-gaap:SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1 us-gaap:AwardType, us-gaap:StatementClassOfStock

lbrda:EmployeeStockOptionsAndStockAppreciationRightsSARS, us-gaap:CommonClassC


Sharebased
Period End2020-12-31
Value203
Percentage of SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue10.0

us-gaap:EmployeeStockOption, us-gaap:CommonClassC


Sharebased
Period End2021-06-302021-03-31
Value233186
Percentage of SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue10.00.0

us-gaap:SharesSubjectToMandatoryRedemptionSettlementTermsAmountNoncurrent

us-gaap:SharesSubjectToMandatoryRedemptionSettlementTermsAmountNoncurrent


Shares
Period End2021-06-302021-03-312020-12-31
Value202202202
Percentage of SharesSubjectToMandatoryRedemptionSettlementTermsAmountNoncurrent100.0100.0100.0

us-gaap:ShorttermDebtFairValue

us-gaap:ShorttermDebtFairValue


Shortterm
Period End2021-06-302021-03-312020-12-312019-12-31
Value2724260.0
Percentage of ShorttermDebtFairValue100.0100.0100.00.0

us-gaap:StockRepurchaseProgramAuthorizedAmount1 us-gaap:ShareRepurchaseProgram, us-gaap:SubsequentEventType

us-gaap:StockRepurchaseProgramAuthorizedAmount1

lbrda:StockBuybackProgram, us-gaap:SubsequentEvent


Stock
Period End2021-02-23
Value2230
Percentage of StockRepurchaseProgramAuthorizedAmount1100.0

us-gaap:StockRepurchaseProgramRemainingAuthorizedRepurchaseAmount1 us-gaap:ShareRepurchaseProgram

us-gaap:StockRepurchaseProgramRemainingAuthorizedRepurchaseAmount1

lbrda:StockBuybackProgram


Stock
Period End2020-12-31
Value606
Percentage of StockRepurchaseProgramRemainingAuthorizedRepurchaseAmount1100.0

Line plots across dimensions of each concept


us-gaap:CommonStockValue
us-gaap:StatementClassOfStock
(None,)
Common Stock Valueus-gaap: Statement Class Of Stock
us-gaap:AllocatedShareBasedCompensationExpense
us-gaap:IncomeStatementLocation
(None,)
Allocated Share Based Compensation Expenseus-gaap: Income Statement Location
us-gaap:GainLossOnInvestments
us-gaap:FinancialInstrument
(None,)
Gain Loss On Investmentsus-gaap: Financial Instrument
us-gaap:ProfitLoss
us-gaap:StatementEquityComponents
(None,)
Profit Lossus-gaap: Statement Equity Components
us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax
us-gaap:ConsolidationItems
(None,)
Revenue From Contract With Customer Excluding Assessed Taxus-gaap: Consolidation Items
us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax
us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments
('us-gaap:OperatingSegments', None)
Revenue From Contract With Customer Excluding Assessed Taxus-gaap: Consolidation Items, us-gaap: Statement Business Segments
us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax
us-gaap:ProductOrService
(None,)
Revenue From Contract With Customer Excluding Assessed Taxus-gaap: Product Or Service
us-gaap:Assets
us-gaap:ConsolidationItems
(None,)
Assetsus-gaap: Consolidation Items
us-gaap:Assets
us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments
('us-gaap:OperatingSegments', None)
Assetsus-gaap: Consolidation Items, us-gaap: Statement Business Segments
us-gaap:StockholdersEquity
us-gaap:StatementEquityComponents
(None,)
Stockholders Equityus-gaap: Statement Equity Components
us-gaap:StockholdersEquity
us-gaap:StatementClassOfStock, us-gaap:StatementEquityComponents
(None, 'us-gaap:CommonStock')
Stockholders Equityus-gaap: Statement Class Of Stock, us-gaap: Statement Equity Components
us-gaap:PropertyPlantAndEquipmentGross
us-gaap:PropertyPlantAndEquipmentByType
(None,)
Property Plant And Equipment Grossus-gaap: Property Plant And Equipment By Type
us-gaap:IndefiniteLivedIntangibleAssetsExcludingGoodwill
us-gaap:IndefiniteLivedIntangibleAssetsByMajorClass
(None,)
Indefinite Lived Intangible Assets Excluding Goodwillus-gaap: Indefinite Lived Intangible Assets By Major Class
us-gaap:FiniteLivedIntangibleAssetsNet
us-gaap:FiniteLivedIntangibleAssetsByMajorClass
(None,)
Finite Lived Intangible Assets Netus-gaap: Finite Lived Intangible Assets By Major Class
us-gaap:StockholdersEquity
us-gaap:StatementEquityComponents
(None,)
Stockholders Equityus-gaap: Statement Equity Components
us-gaap:StockholdersEquity
us-gaap:StatementClassOfStock, us-gaap:StatementEquityComponents
(None, 'us-gaap:CommonStock')
Stockholders Equityus-gaap: Statement Class Of Stock, us-gaap: Statement Equity Components
us-gaap:StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest
us-gaap:StatementClassOfStock, us-gaap:StatementEquityComponents
(None, 'us-gaap:CommonStock')
Stockholders Equity Including Portion Attributable To Noncontrolling Interestus-gaap: Statement Class Of Stock, us-gaap: Statement Equity Components
us-gaap:StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest
us-gaap:StatementEquityComponents
(None,)
Stockholders Equity Including Portion Attributable To Noncontrolling Interestus-gaap: Statement Equity Components
us-gaap:CommonStockValue
us-gaap:StatementClassOfStock
(None,)
Common Stock Valueus-gaap: Statement Class Of Stock
us-gaap:ProfitLoss
us-gaap:StatementEquityComponents
(None,)
Profit Lossus-gaap: Statement Equity Components
us-gaap:PaymentsToAcquireProductiveAssets
us-gaap:ConsolidationItems
(None,)
Payments To Acquire Productive Assetsus-gaap: Consolidation Items
us-gaap:PaymentsToAcquireProductiveAssets
us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments
('us-gaap:OperatingSegments', None)
Payments To Acquire Productive Assetsus-gaap: Consolidation Items, us-gaap: Statement Business Segments