t-20200930
falseQ32020--12-3100007327172615us-gaap:AccountsPayableAndAccruedLiabilitiesCurrentus-gaap:AccountsPayableAndAccruedLiabilitiesCurrentus-gaap:DebtCurrentus-gaap:DebtCurrentus-gaap:LongTermDebtNoncurrentus-gaap:LongTermDebtNoncurrentus-gaap:PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetAfterAccumulatedDepreciationAndAmortizationus-gaap:PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetAfterAccumulatedDepreciationAndAmortizationP2Y00007327172020-01-012020-09-300000732717us-gaap:CommonStockMember2020-01-012020-09-300000732717us-gaap:SeriesAPreferredStockMember2020-01-012020-09-300000732717us-gaap:SeriesCPreferredStockMember2020-01-012020-09-300000732717t:ATTInc1875GlobalNotesDueDecember42020Member2020-01-012020-09-300000732717t:ATTInc2650GlobalNotesDueDecember172021Member2020-01-012020-09-300000732717t:ATTInc1450GlobalNotesDueJune12022Member2020-01-012020-09-300000732717t:ATTInc2500GlobalNotesDueMarch152023Member2020-01-012020-09-300000732717t:ATTInc2750GlobalNotesDueMay192023Member2020-01-012020-09-300000732717t:ATTIncFloatingRateDueSeptember52023Member2020-01-012020-09-300000732717t:ATTInc1050GlobalNotesDueSeptember52023Member2020-01-012020-09-300000732717t:ATTInc1300GlobalNotesDueSeptember52023Member2020-01-012020-09-300000732717t:ATTInc1950GlobalNotesDueSeptember152023Member2020-01-012020-09-300000732717t:ATTInc2400GlobalNotesDueMarch152024Member2020-01-012020-09-300000732717t:ATTInc3500GlobalNotesDueDecember172025Member2020-01-012020-09-300000732717t:ATTInc0250GlobalNotesDueMarch42026Member2020-01-012020-09-300000732717t:ATTInc1800GlobalNotesDueSeptember52026Member2020-01-012020-09-300000732717t:ATTInc2900PercentGlobalNotesDueDecember42026Member2020-01-012020-09-300000732717t:AttInc1600GlobalNotesDueMay192028Member2020-01-012020-09-300000732717t:ATTInc2350GlobalNotesDueSeptember52029Member2020-01-012020-09-300000732717t:ATTInc4375GlobalNotesDueSeptember142029Member2020-01-012020-09-300000732717t:ATTInc2600GlobalNotesDueDecember172029Member2020-01-012020-09-300000732717t:ATTInc0800GlobalNotesDueMarch42030Member2020-01-012020-09-300000732717t:AttInc2050GlobalNotesDueMay192032Member2020-01-012020-09-300000732717t:ATTInc3550GlobalNotesDueDecember172032Member2020-01-012020-09-300000732717t:ATTInc5200GlobalNotesDueNovember182033Member2020-01-012020-09-300000732717t:ATTInc3375GlobalNotesDueMarch152034Member2020-01-012020-09-300000732717t:ATTInc2450GlobalNotesDueMarch152035Member2020-01-012020-09-300000732717t:ATTInc3150GlobalNotesDueSeptember42036Member2020-01-012020-09-300000732717t:AttInc2600GlobalNotesDueMay192038Member2020-01-012020-09-300000732717t:ATTInc1800GlobalNotesDueSeptember142039Member2020-01-012020-09-300000732717t:ATTInc7000GlobalNotesDueApril302040Member2020-01-012020-09-300000732717t:ATTInc4250GlobalNotesDueJune12043Member2020-01-012020-09-300000732717t:ATTInc4875GlobalNotesDueJune12044Member2020-01-012020-09-300000732717t:AttInc4000GlobalNotesDueJune12049Member2020-01-012020-09-300000732717t:AttInc4250GlobalNotesDueMarch12050Member2020-01-012020-09-300000732717t:AttInc3750GlobalNotesDueSeptember12050Member2020-01-012020-09-300000732717t:ATTInc5350GlobalNotesDueNovember12066Member2020-01-012020-09-300000732717t:ATTInc5625GlobalNotesDueAugust12067Member2020-01-012020-09-30xbrli:shares00007327172020-10-31iso4217:USD0000732717t:ServiceAndOtherMember2020-07-012020-09-300000732717t:ServiceAndOtherMember2019-07-012019-09-300000732717t:ServiceAndOtherMember2020-01-012020-09-300000732717t:ServiceAndOtherMember2019-01-012019-09-300000732717us-gaap:ProductMember2020-07-012020-09-300000732717us-gaap:ProductMember2019-07-012019-09-300000732717us-gaap:ProductMember2020-01-012020-09-300000732717us-gaap:ProductMember2019-01-012019-09-3000007327172020-07-012020-09-3000007327172019-07-012019-09-3000007327172019-01-012019-09-300000732717us-gaap:EntertainmentMember2020-07-012020-09-300000732717us-gaap:EntertainmentMember2019-07-012019-09-300000732717us-gaap:EntertainmentMember2020-01-012020-09-300000732717us-gaap:EntertainmentMember2019-01-012019-09-30iso4217:USDxbrli:shares00007327172020-09-3000007327172019-12-310000732717us-gaap:TrademarksAndTradeNamesMember2020-09-300000732717us-gaap:TrademarksAndTradeNamesMember2019-12-310000732717us-gaap:DistributionRightsMember2020-09-300000732717us-gaap:DistributionRightsMember2019-12-310000732717us-gaap:SeriesAPreferredStockMember2020-09-300000732717us-gaap:SeriesAPreferredStockMember2019-12-310000732717us-gaap:SeriesBPreferredStockMember2020-09-300000732717us-gaap:SeriesBPreferredStockMember2019-12-310000732717us-gaap:SeriesCPreferredStockMember2020-09-300000732717us-gaap:SeriesCPreferredStockMember2019-12-3100007327172018-12-3100007327172019-09-300000732717us-gaap:SeriesAPreferredStockMemberus-gaap:PreferredStockMember2020-06-300000732717us-gaap:SeriesAPreferredStockMemberus-gaap:PreferredStockMember2019-06-300000732717us-gaap:SeriesAPreferredStockMemberus-gaap:PreferredStockMember2019-12-310000732717us-gaap:SeriesAPreferredStockMemberus-gaap:PreferredStockMember2018-12-310000732717us-gaap:SeriesAPreferredStockMemberus-gaap:PreferredStockMember2020-07-012020-09-300000732717us-gaap:SeriesAPreferredStockMemberus-gaap:PreferredStockMember2019-07-012019-09-300000732717us-gaap:SeriesAPreferredStockMemberus-gaap:PreferredStockMember2020-01-012020-09-300000732717us-gaap:SeriesAPreferredStockMemberus-gaap:PreferredStockMember2019-01-012019-09-300000732717us-gaap:SeriesAPreferredStockMemberus-gaap:PreferredStockMember2020-09-300000732717us-gaap:SeriesAPreferredStockMemberus-gaap:PreferredStockMember2019-09-300000732717us-gaap:PreferredStockMemberus-gaap:SeriesBPreferredStockMember2020-06-300000732717us-gaap:PreferredStockMemberus-gaap:SeriesBPreferredStockMember2019-06-300000732717us-gaap:PreferredStockMemberus-gaap:SeriesBPreferredStockMember2019-12-310000732717us-gaap:PreferredStockMemberus-gaap:SeriesBPreferredStockMember2018-12-310000732717us-gaap:PreferredStockMemberus-gaap:SeriesBPreferredStockMember2020-07-012020-09-300000732717us-gaap:PreferredStockMemberus-gaap:SeriesBPreferredStockMember2019-07-012019-09-300000732717us-gaap:PreferredStockMemberus-gaap:SeriesBPreferredStockMember2020-01-012020-09-300000732717us-gaap:PreferredStockMemberus-gaap:SeriesBPreferredStockMember2019-01-012019-09-300000732717us-gaap:PreferredStockMemberus-gaap:SeriesBPreferredStockMember2020-09-300000732717us-gaap:PreferredStockMemberus-gaap:SeriesBPreferredStockMember2019-09-300000732717us-gaap:PreferredStockMemberus-gaap:SeriesCPreferredStockMember2020-06-300000732717us-gaap:PreferredStockMemberus-gaap:SeriesCPreferredStockMember2019-06-300000732717us-gaap:PreferredStockMemberus-gaap:SeriesCPreferredStockMember2019-12-310000732717us-gaap:PreferredStockMemberus-gaap:SeriesCPreferredStockMember2018-12-310000732717us-gaap:PreferredStockMemberus-gaap:SeriesCPreferredStockMember2020-07-012020-09-300000732717us-gaap:PreferredStockMemberus-gaap:SeriesCPreferredStockMember2019-07-012019-09-300000732717us-gaap:PreferredStockMemberus-gaap:SeriesCPreferredStockMember2020-01-012020-09-300000732717us-gaap:PreferredStockMemberus-gaap:SeriesCPreferredStockMember2019-01-012019-09-300000732717us-gaap:PreferredStockMemberus-gaap:SeriesCPreferredStockMember2020-09-300000732717us-gaap:PreferredStockMemberus-gaap:SeriesCPreferredStockMember2019-09-300000732717us-gaap:CommonStockMember2020-06-300000732717us-gaap:CommonStockMember2019-06-300000732717us-gaap:CommonStockMember2019-12-310000732717us-gaap:CommonStockMember2018-12-310000732717us-gaap:CommonStockMember2020-07-012020-09-300000732717us-gaap:CommonStockMember2019-07-012019-09-300000732717us-gaap:CommonStockMember2020-01-012020-09-300000732717us-gaap:CommonStockMember2019-01-012019-09-300000732717us-gaap:CommonStockMember2020-09-300000732717us-gaap:CommonStockMember2019-09-300000732717us-gaap:AdditionalPaidInCapitalMember2020-06-300000732717us-gaap:AdditionalPaidInCapitalMember2019-06-300000732717us-gaap:AdditionalPaidInCapitalMember2019-12-310000732717us-gaap:AdditionalPaidInCapitalMember2018-12-310000732717us-gaap:AdditionalPaidInCapitalMemberus-gaap:CommonClassAMember2020-07-012020-09-300000732717us-gaap:AdditionalPaidInCapitalMemberus-gaap:CommonClassAMember2019-07-012019-09-300000732717us-gaap:AdditionalPaidInCapitalMemberus-gaap:CommonClassAMember2020-01-012020-09-300000732717us-gaap:AdditionalPaidInCapitalMemberus-gaap:CommonClassAMember2019-01-012019-09-300000732717us-gaap:AdditionalPaidInCapitalMemberus-gaap:CumulativePreferredStockMember2020-07-012020-09-300000732717us-gaap:AdditionalPaidInCapitalMemberus-gaap:CumulativePreferredStockMember2019-07-012019-09-300000732717us-gaap:AdditionalPaidInCapitalMemberus-gaap:CumulativePreferredStockMember2020-01-012020-09-300000732717us-gaap:AdditionalPaidInCapitalMemberus-gaap:CumulativePreferredStockMember2019-01-012019-09-300000732717us-gaap:AdditionalPaidInCapitalMember2020-07-012020-09-300000732717us-gaap:AdditionalPaidInCapitalMember2019-07-012019-09-300000732717us-gaap:AdditionalPaidInCapitalMember2020-01-012020-09-300000732717us-gaap:AdditionalPaidInCapitalMember2019-01-012019-09-300000732717us-gaap:AdditionalPaidInCapitalMember2020-09-300000732717us-gaap:AdditionalPaidInCapitalMember2019-09-300000732717us-gaap:RetainedEarningsMember2020-06-300000732717us-gaap:RetainedEarningsMember2019-06-300000732717us-gaap:RetainedEarningsMember2019-12-310000732717us-gaap:RetainedEarningsMember2018-12-310000732717t:CumulativeEffectPeriodOfAdoptionAdjustmentMemberus-gaap:RetainedEarningsMember2020-06-300000732717t:CumulativeEffectPeriodOfAdoptionAdjustmentMemberus-gaap:RetainedEarningsMember2019-06-300000732717t:CumulativeEffectPeriodOfAdoptionAdjustmentMemberus-gaap:RetainedEarningsMember2019-12-310000732717t:CumulativeEffectPeriodOfAdoptionAdjustmentMemberus-gaap:RetainedEarningsMember2018-12-310000732717t:CumulativeEffectPeriodOfAdoptionAdjustedBalanceMemberus-gaap:RetainedEarningsMember2020-06-300000732717t:CumulativeEffectPeriodOfAdoptionAdjustedBalanceMemberus-gaap:RetainedEarningsMember2019-06-300000732717t:CumulativeEffectPeriodOfAdoptionAdjustedBalanceMemberus-gaap:RetainedEarningsMember2019-12-310000732717t:CumulativeEffectPeriodOfAdoptionAdjustedBalanceMemberus-gaap:RetainedEarningsMember2018-12-310000732717us-gaap:RetainedEarningsMember2020-07-012020-09-300000732717us-gaap:RetainedEarningsMember2019-07-012019-09-300000732717us-gaap:RetainedEarningsMember2020-01-012020-09-300000732717us-gaap:RetainedEarningsMember2019-01-012019-09-300000732717us-gaap:RetainedEarningsMember2020-09-300000732717us-gaap:RetainedEarningsMember2019-09-300000732717us-gaap:TreasuryStockMember2020-06-300000732717us-gaap:TreasuryStockMember2019-06-300000732717us-gaap:TreasuryStockMember2019-12-310000732717us-gaap:TreasuryStockMember2018-12-310000732717us-gaap:TreasuryStockMember2020-07-012020-09-300000732717us-gaap:TreasuryStockMember2019-07-012019-09-300000732717us-gaap:TreasuryStockMember2020-01-012020-09-300000732717us-gaap:TreasuryStockMember2019-01-012019-09-300000732717us-gaap:TreasuryStockMember2020-09-300000732717us-gaap:TreasuryStockMember2019-09-300000732717us-gaap:AccumulatedOtherComprehensiveIncomeMember2020-06-300000732717us-gaap:AccumulatedOtherComprehensiveIncomeMember2019-06-300000732717us-gaap:AccumulatedOtherComprehensiveIncomeMember2019-12-310000732717us-gaap:AccumulatedOtherComprehensiveIncomeMember2018-12-310000732717us-gaap:AccumulatedOtherComprehensiveIncomeMember2020-07-012020-09-300000732717us-gaap:AccumulatedOtherComprehensiveIncomeMember2019-07-012019-09-300000732717us-gaap:AccumulatedOtherComprehensiveIncomeMember2020-01-012020-09-300000732717us-gaap:AccumulatedOtherComprehensiveIncomeMember2019-01-012019-09-300000732717us-gaap:AccumulatedOtherComprehensiveIncomeMember2020-09-300000732717us-gaap:AccumulatedOtherComprehensiveIncomeMember2019-09-300000732717us-gaap:NoncontrollingInterestMember2020-06-300000732717us-gaap:NoncontrollingInterestMember2019-06-300000732717us-gaap:NoncontrollingInterestMember2019-12-310000732717us-gaap:NoncontrollingInterestMember2018-12-310000732717us-gaap:NoncontrollingInterestMembert:CumulativeEffectPeriodOfAdoptionAdjustmentMember2020-06-300000732717us-gaap:NoncontrollingInterestMembert:CumulativeEffectPeriodOfAdoptionAdjustmentMember2019-06-300000732717us-gaap:NoncontrollingInterestMembert:CumulativeEffectPeriodOfAdoptionAdjustmentMember2019-12-310000732717us-gaap:NoncontrollingInterestMembert:CumulativeEffectPeriodOfAdoptionAdjustmentMember2018-12-310000732717t:CumulativeEffectPeriodOfAdoptionAdjustedBalanceMemberus-gaap:NoncontrollingInterestMember2020-06-300000732717t:CumulativeEffectPeriodOfAdoptionAdjustedBalanceMemberus-gaap:NoncontrollingInterestMember2019-06-300000732717t:CumulativeEffectPeriodOfAdoptionAdjustedBalanceMemberus-gaap:NoncontrollingInterestMember2019-12-310000732717t:CumulativeEffectPeriodOfAdoptionAdjustedBalanceMemberus-gaap:NoncontrollingInterestMember2018-12-310000732717us-gaap:NoncontrollingInterestMember2020-07-012020-09-300000732717us-gaap:NoncontrollingInterestMember2019-07-012019-09-300000732717us-gaap:NoncontrollingInterestMember2020-01-012020-09-300000732717us-gaap:NoncontrollingInterestMember2019-01-012019-09-300000732717us-gaap:NoncontrollingInterestMember2020-09-300000732717us-gaap:NoncontrollingInterestMember2019-09-3000007327172020-06-3000007327172019-06-300000732717us-gaap:AccountingStandardsUpdate201613Member2020-01-010000732717country:VEt:LatinAmericaBusinessSegmentMembert:VrioMember2020-04-012020-06-300000732717country:VEt:LatinAmericaBusinessSegmentMembert:VrioMember2020-06-300000732717us-gaap:IntangibleAssetsAmortizationPeriodMemberus-gaap:TradeNamesMembert:LatinAmericaBusinessSegmentMember2020-01-012020-09-300000732717us-gaap:IntangibleAssetsAmortizationPeriodMembert:CommunicationsMemberus-gaap:LicenseMember2020-01-012020-09-300000732717us-gaap:IntangibleAssetsAmortizationPeriodMembert:CommunicationsMemberus-gaap:LicenseMember2020-07-012020-09-300000732717t:StockRepurchaseProgramMember2020-01-012020-03-310000732717us-gaap:AccumulatedTranslationAdjustmentMember2019-12-310000732717us-gaap:AccumulatedNetUnrealizedInvestmentGainLossMember2019-12-310000732717us-gaap:AccumulatedGainLossNetCashFlowHedgeParentMember2019-12-310000732717us-gaap:AccumulatedDefinedBenefitPlansAdjustmentMember2019-12-310000732717us-gaap:AccumulatedTranslationAdjustmentMember2020-01-012020-09-300000732717us-gaap:AccumulatedNetUnrealizedInvestmentGainLossMember2020-01-012020-09-300000732717us-gaap:AccumulatedGainLossNetCashFlowHedgeParentMember2020-01-012020-09-300000732717us-gaap:AccumulatedDefinedBenefitPlansAdjustmentMember2020-01-012020-09-300000732717us-gaap:AccumulatedTranslationAdjustmentMember2020-09-300000732717us-gaap:AccumulatedNetUnrealizedInvestmentGainLossMember2020-09-300000732717us-gaap:AccumulatedGainLossNetCashFlowHedgeParentMember2020-09-300000732717us-gaap:AccumulatedDefinedBenefitPlansAdjustmentMember2020-09-300000732717us-gaap:AccumulatedTranslationAdjustmentMember2018-12-310000732717us-gaap:AccumulatedNetUnrealizedInvestmentGainLossMember2018-12-310000732717us-gaap:AccumulatedGainLossNetCashFlowHedgeParentMember2018-12-310000732717us-gaap:AccumulatedDefinedBenefitPlansAdjustmentMember2018-12-310000732717us-gaap:AccumulatedTranslationAdjustmentMember2019-01-012019-09-300000732717us-gaap:AccumulatedNetUnrealizedInvestmentGainLossMember2019-01-012019-09-300000732717us-gaap:AccumulatedGainLossNetCashFlowHedgeParentMember2019-01-012019-09-300000732717us-gaap:AccumulatedDefinedBenefitPlansAdjustmentMember2019-01-012019-09-300000732717us-gaap:AccumulatedTranslationAdjustmentMember2019-09-300000732717us-gaap:AccumulatedNetUnrealizedInvestmentGainLossMember2019-09-300000732717us-gaap:AccumulatedGainLossNetCashFlowHedgeParentMember2019-09-300000732717us-gaap:AccumulatedDefinedBenefitPlansAdjustmentMember2019-09-30t:segment0000732717us-gaap:OperatingSegmentsMembert:CommunicationsMembert:MobilityMember2020-07-012020-09-300000732717us-gaap:OperatingSegmentsMembert:EntertainmentGroupMembert:CommunicationsMember2020-07-012020-09-300000732717us-gaap:OperatingSegmentsMembert:BusinessWirelineMembert:CommunicationsMember2020-07-012020-09-300000732717us-gaap:OperatingSegmentsMembert:CommunicationsMember2020-07-012020-09-300000732717t:WarnerMediaMemberus-gaap:OperatingSegmentsMembert:TurnerMember2020-07-012020-09-300000732717t:WarnerMediaMemberus-gaap:OperatingSegmentsMembert:HomeBoxOfficeMember2020-07-012020-09-300000732717t:WarnerMediaMemberus-gaap:OperatingSegmentsMembert:WarnerBrosMember2020-07-012020-09-300000732717t:WarnerMediaMembert:EliminationsAndReconcilingItemsMember2020-07-012020-09-300000732717us-gaap:OperatingSegmentsMembert:WarnerMediaMember2020-07-012020-09-300000732717us-gaap:OperatingSegmentsMembert:LatinAmericaBusinessSegmentMembert:VrioMember2020-07-012020-09-300000732717us-gaap:OperatingSegmentsMembert:LatinAmericaBusinessSegmentMembert:MexicoSegmentMember2020-07-012020-09-300000732717us-gaap:OperatingSegmentsMembert:LatinAmericaBusinessSegmentMember2020-07-012020-09-300000732717us-gaap:OperatingSegmentsMember2020-07-012020-09-300000732717us-gaap:CorporateNonSegmentMember2020-07-012020-09-300000732717t:SegmentReconcilingItemsAcquisitionRelatedMember2020-07-012020-09-300000732717t:SegmentReconcilingItemsCertainSignificantItemsMember2020-07-012020-09-300000732717srt:ConsolidationEliminationsMember2020-07-012020-09-300000732717us-gaap:OperatingSegmentsMembert:CommunicationsMembert:MobilityMember2019-07-012019-09-300000732717us-gaap:OperatingSegmentsMembert:EntertainmentGroupMembert:CommunicationsMember2019-07-012019-09-300000732717us-gaap:OperatingSegmentsMembert:BusinessWirelineMembert:CommunicationsMember2019-07-012019-09-300000732717us-gaap:OperatingSegmentsMembert:CommunicationsMember2019-07-012019-09-300000732717t:WarnerMediaMemberus-gaap:OperatingSegmentsMembert:TurnerMember2019-07-012019-09-300000732717t:WarnerMediaMemberus-gaap:OperatingSegmentsMembert:HomeBoxOfficeMember2019-07-012019-09-300000732717t:WarnerMediaMemberus-gaap:OperatingSegmentsMembert:WarnerBrosMember2019-07-012019-09-300000732717t:WarnerMediaMembert:EliminationsAndReconcilingItemsMember2019-07-012019-09-300000732717us-gaap:OperatingSegmentsMembert:WarnerMediaMember2019-07-012019-09-300000732717us-gaap:OperatingSegmentsMembert:LatinAmericaBusinessSegmentMembert:VrioMember2019-07-012019-09-300000732717us-gaap:OperatingSegmentsMembert:LatinAmericaBusinessSegmentMembert:MexicoSegmentMember2019-07-012019-09-300000732717us-gaap:OperatingSegmentsMembert:LatinAmericaBusinessSegmentMember2019-07-012019-09-300000732717us-gaap:OperatingSegmentsMember2019-07-012019-09-300000732717us-gaap:CorporateNonSegmentMember2019-07-012019-09-300000732717t:SegmentReconcilingItemsAcquisitionRelatedMember2019-07-012019-09-300000732717t:SegmentReconcilingItemsCertainSignificantItemsMember2019-07-012019-09-300000732717srt:ConsolidationEliminationsMember2019-07-012019-09-300000732717us-gaap:OperatingSegmentsMembert:CommunicationsMembert:MobilityMember2020-01-012020-09-300000732717us-gaap:OperatingSegmentsMembert:EntertainmentGroupMembert:CommunicationsMember2020-01-012020-09-300000732717us-gaap:OperatingSegmentsMembert:BusinessWirelineMembert:CommunicationsMember2020-01-012020-09-300000732717us-gaap:OperatingSegmentsMembert:CommunicationsMember2020-01-012020-09-300000732717t:WarnerMediaMemberus-gaap:OperatingSegmentsMembert:TurnerMember2020-01-012020-09-300000732717t:WarnerMediaMemberus-gaap:OperatingSegmentsMembert:HomeBoxOfficeMember2020-01-012020-09-300000732717t:WarnerMediaMemberus-gaap:OperatingSegmentsMembert:WarnerBrosMember2020-01-012020-09-300000732717t:WarnerMediaMembert:EliminationsAndReconcilingItemsMember2020-01-012020-09-300000732717us-gaap:OperatingSegmentsMembert:WarnerMediaMember2020-01-012020-09-300000732717us-gaap:OperatingSegmentsMembert:LatinAmericaBusinessSegmentMembert:VrioMember2020-01-012020-09-300000732717us-gaap:OperatingSegmentsMembert:LatinAmericaBusinessSegmentMembert:MexicoSegmentMember2020-01-012020-09-300000732717us-gaap:OperatingSegmentsMembert:LatinAmericaBusinessSegmentMember2020-01-012020-09-300000732717us-gaap:OperatingSegmentsMember2020-01-012020-09-300000732717us-gaap:CorporateNonSegmentMember2020-01-012020-09-300000732717t:SegmentReconcilingItemsAcquisitionRelatedMember2020-01-012020-09-300000732717t:SegmentReconcilingItemsCertainSignificantItemsMember2020-01-012020-09-300000732717srt:ConsolidationEliminationsMember2020-01-012020-09-300000732717us-gaap:OperatingSegmentsMembert:CommunicationsMembert:MobilityMember2019-01-012019-09-300000732717us-gaap:OperatingSegmentsMembert:EntertainmentGroupMembert:CommunicationsMember2019-01-012019-09-300000732717us-gaap:OperatingSegmentsMembert:BusinessWirelineMembert:CommunicationsMember2019-01-012019-09-300000732717us-gaap:OperatingSegmentsMembert:CommunicationsMember2019-01-012019-09-300000732717t:WarnerMediaMemberus-gaap:OperatingSegmentsMembert:TurnerMember2019-01-012019-09-300000732717t:WarnerMediaMemberus-gaap:OperatingSegmentsMembert:HomeBoxOfficeMember2019-01-012019-09-300000732717t:WarnerMediaMemberus-gaap:OperatingSegmentsMembert:WarnerBrosMember2019-01-012019-09-300000732717t:WarnerMediaMembert:EliminationsAndReconcilingItemsMember2019-01-012019-09-300000732717us-gaap:OperatingSegmentsMembert:WarnerMediaMember2019-01-012019-09-300000732717us-gaap:OperatingSegmentsMembert:LatinAmericaBusinessSegmentMembert:VrioMember2019-01-012019-09-300000732717us-gaap:OperatingSegmentsMembert:LatinAmericaBusinessSegmentMembert:MexicoSegmentMember2019-01-012019-09-300000732717us-gaap:OperatingSegmentsMembert:LatinAmericaBusinessSegmentMember2019-01-012019-09-300000732717us-gaap:OperatingSegmentsMember2019-01-012019-09-300000732717us-gaap:CorporateNonSegmentMember2019-01-012019-09-300000732717t:SegmentReconcilingItemsAcquisitionRelatedMember2019-01-012019-09-300000732717t:SegmentReconcilingItemsCertainSignificantItemsMember2019-01-012019-09-300000732717srt:ConsolidationEliminationsMember2019-01-012019-09-300000732717t:CorporateAndReconcilingItemsMember2020-07-012020-09-300000732717t:CorporateAndReconcilingItemsMember2019-07-012019-09-300000732717t:CorporateAndReconcilingItemsMember2020-01-012020-09-300000732717t:CorporateAndReconcilingItemsMember2019-01-012019-09-300000732717us-gaap:MaterialReconcilingItemsMember2020-07-012020-09-300000732717us-gaap:MaterialReconcilingItemsMember2019-07-012019-09-300000732717us-gaap:MaterialReconcilingItemsMember2020-01-012020-09-300000732717us-gaap:MaterialReconcilingItemsMember2019-01-012019-09-300000732717us-gaap:IntersegmentEliminationMembert:CommunicationsMember2020-07-012020-09-300000732717us-gaap:IntersegmentEliminationMembert:CommunicationsMember2019-07-012019-09-300000732717us-gaap:IntersegmentEliminationMembert:CommunicationsMember2020-01-012020-09-300000732717us-gaap:IntersegmentEliminationMembert:CommunicationsMember2019-01-012019-09-300000732717us-gaap:IntersegmentEliminationMembert:WarnerMediaMember2020-07-012020-09-300000732717us-gaap:IntersegmentEliminationMembert:WarnerMediaMember2019-07-012019-09-300000732717us-gaap:IntersegmentEliminationMembert:WarnerMediaMember2020-01-012020-09-300000732717us-gaap:IntersegmentEliminationMembert:WarnerMediaMember2019-01-012019-09-300000732717us-gaap:IntersegmentEliminationMembert:LatinAmericaBusinessSegmentMember2020-07-012020-09-300000732717us-gaap:IntersegmentEliminationMembert:LatinAmericaBusinessSegmentMember2019-07-012019-09-300000732717us-gaap:IntersegmentEliminationMembert:LatinAmericaBusinessSegmentMember2020-01-012020-09-300000732717us-gaap:IntersegmentEliminationMembert:LatinAmericaBusinessSegmentMember2019-01-012019-09-300000732717us-gaap:IntersegmentEliminationMember2020-07-012020-09-300000732717us-gaap:IntersegmentEliminationMember2019-07-012019-09-300000732717us-gaap:IntersegmentEliminationMember2020-01-012020-09-300000732717us-gaap:IntersegmentEliminationMember2019-01-012019-09-300000732717t:CorporateAndEliminationsMember2020-07-012020-09-300000732717t:CorporateAndEliminationsMember2019-07-012019-09-300000732717t:CorporateAndEliminationsMember2020-01-012020-09-300000732717t:CorporateAndEliminationsMember2019-01-012019-09-300000732717us-gaap:OperatingSegmentsMembert:CommunicationsMembert:MobilityMembert:WirelessServiceMember2020-07-012020-09-300000732717us-gaap:OperatingSegmentsMembert:AdvancedDataMembert:CommunicationsMembert:MobilityMember2020-07-012020-09-300000732717us-gaap:OperatingSegmentsMembert:CommunicationsMembert:LegacyVoiceAndDataMembert:MobilityMember2020-07-012020-09-300000732717us-gaap:OperatingSegmentsMembert:CommunicationsMembert:SubscriptionArrangementServiceRevenueMembert:MobilityMember2020-07-012020-09-300000732717us-gaap:OperatingSegmentsMembert:CommunicationsMembert:MediaContentServiceRevenueMembert:MobilityMember2020-07-012020-09-300000732717us-gaap:OperatingSegmentsMembert:CommunicationsMemberus-gaap:AdvertisingMembert:MobilityMember2020-07-012020-09-300000732717us-gaap:OperatingSegmentsMembert:CommunicationsMembert:OtherServiceMembert:MobilityMember2020-07-012020-09-300000732717us-gaap:OperatingSegmentsMembert:CommunicationsMemberus-gaap:OtherCapitalizedPropertyPlantAndEquipmentMembert:MobilityMember2020-07-012020-09-300000732717us-gaap:OperatingSegmentsMembert:EntertainmentGroupMembert:CommunicationsMembert:WirelessServiceMember2020-07-012020-09-300000732717us-gaap:OperatingSegmentsMembert:AdvancedDataMembert:EntertainmentGroupMembert:CommunicationsMember2020-07-012020-09-300000732717us-gaap:OperatingSegmentsMembert:EntertainmentGroupMembert:CommunicationsMembert:LegacyVoiceAndDataMember2020-07-012020-09-300000732717us-gaap:OperatingSegmentsMembert:EntertainmentGroupMembert:CommunicationsMembert:SubscriptionArrangementServiceRevenueMember2020-07-012020-09-300000732717us-gaap:OperatingSegmentsMembert:EntertainmentGroupMembert:CommunicationsMembert:MediaContentServiceRevenueMember2020-07-012020-09-300000732717us-gaap:OperatingSegmentsMembert:EntertainmentGroupMembert:CommunicationsMemberus-gaap:AdvertisingMember2020-07-012020-09-300000732717us-gaap:OperatingSegmentsMembert:EntertainmentGroupMembert:CommunicationsMembert:OtherServiceMember2020-07-012020-09-300000732717us-gaap:OperatingSegmentsMembert:EntertainmentGroupMembert:CommunicationsMemberus-gaap:OtherCapitalizedPropertyPlantAndEquipmentMember2020-07-012020-09-300000732717us-gaap:OperatingSegmentsMembert:BusinessWirelineMembert:CommunicationsMembert:WirelessServiceMember2020-07-012020-09-300000732717us-gaap:OperatingSegmentsMembert:AdvancedDataMembert:BusinessWirelineMembert:CommunicationsMember2020-07-012020-09-300000732717us-gaap:OperatingSegmentsMembert:BusinessWirelineMembert:CommunicationsMembert:LegacyVoiceAndDataMember2020-07-012020-09-300000732717us-gaap:OperatingSegmentsMembert:BusinessWirelineMembert:CommunicationsMembert:SubscriptionArrangementServiceRevenueMember2020-07-012020-09-300000732717us-gaap:OperatingSegmentsMembert:BusinessWirelineMembert:CommunicationsMembert:MediaContentServiceRevenueMember2020-07-012020-09-300000732717us-gaap:OperatingSegmentsMembert:BusinessWirelineMembert:CommunicationsMemberus-gaap:AdvertisingMember2020-07-012020-09-300000732717us-gaap:OperatingSegmentsMembert:BusinessWirelineMembert:CommunicationsMembert:OtherServiceMember2020-07-012020-09-300000732717us-gaap:OperatingSegmentsMembert:BusinessWirelineMembert:CommunicationsMemberus-gaap:OtherCapitalizedPropertyPlantAndEquipmentMember2020-07-012020-09-300000732717t:WarnerMediaMemberus-gaap:OperatingSegmentsMembert:TurnerMembert:WirelessServiceMember2020-07-012020-09-300000732717t:WarnerMediaMemberus-gaap:OperatingSegmentsMembert:AdvancedDataMembert:TurnerMember2020-07-012020-09-300000732717t:WarnerMediaMemberus-gaap:OperatingSegmentsMembert:TurnerMembert:LegacyVoiceAndDataMember2020-07-012020-09-300000732717t:WarnerMediaMemberus-gaap:OperatingSegmentsMembert:TurnerMembert:SubscriptionArrangementServiceRevenueMember2020-07-012020-09-300000732717t:WarnerMediaMemberus-gaap:OperatingSegmentsMembert:TurnerMembert:MediaContentServiceRevenueMember2020-07-012020-09-300000732717t:WarnerMediaMemberus-gaap:OperatingSegmentsMembert:TurnerMemberus-gaap:AdvertisingMember2020-07-012020-09-300000732717t:WarnerMediaMemberus-gaap:OperatingSegmentsMembert:TurnerMembert:OtherServiceMember2020-07-012020-09-300000732717t:WarnerMediaMemberus-gaap:OperatingSegmentsMembert:TurnerMemberus-gaap:OtherCapitalizedPropertyPlantAndEquipmentMember2020-07-012020-09-300000732717t:WarnerMediaMemberus-gaap:OperatingSegmentsMembert:HomeBoxOfficeMembert:WirelessServiceMember2020-07-012020-09-300000732717t:WarnerMediaMemberus-gaap:OperatingSegmentsMembert:AdvancedDataMembert:HomeBoxOfficeMember2020-07-012020-09-300000732717t:WarnerMediaMemberus-gaap:OperatingSegmentsMembert:HomeBoxOfficeMembert:LegacyVoiceAndDataMember2020-07-012020-09-300000732717t:WarnerMediaMemberus-gaap:OperatingSegmentsMembert:HomeBoxOfficeMembert:SubscriptionArrangementServiceRevenueMember2020-07-012020-09-300000732717t:WarnerMediaMemberus-gaap:OperatingSegmentsMembert:HomeBoxOfficeMembert:MediaContentServiceRevenueMember2020-07-012020-09-300000732717t:WarnerMediaMemberus-gaap:OperatingSegmentsMembert:HomeBoxOfficeMemberus-gaap:AdvertisingMember2020-07-012020-09-300000732717t:WarnerMediaMemberus-gaap:OperatingSegmentsMembert:HomeBoxOfficeMembert:OtherServiceMember2020-07-012020-09-300000732717t:WarnerMediaMemberus-gaap:OperatingSegmentsMembert:HomeBoxOfficeMemberus-gaap:OtherCapitalizedPropertyPlantAndEquipmentMember2020-07-012020-09-300000732717t:WarnerMediaMemberus-gaap:OperatingSegmentsMembert:WarnerBrosMembert:WirelessServiceMember2020-07-012020-09-300000732717t:WarnerMediaMemberus-gaap:OperatingSegmentsMembert:AdvancedDataMembert:WarnerBrosMember2020-07-012020-09-300000732717t:WarnerMediaMemberus-gaap:OperatingSegmentsMembert:WarnerBrosMembert:LegacyVoiceAndDataMember2020-07-012020-09-300000732717t:WarnerMediaMemberus-gaap:OperatingSegmentsMembert:WarnerBrosMembert:SubscriptionArrangementServiceRevenueMember2020-07-012020-09-300000732717t:WarnerMediaMemberus-gaap:OperatingSegmentsMembert:WarnerBrosMembert:MediaContentServiceRevenueMember2020-07-012020-09-300000732717t:WarnerMediaMemberus-gaap:OperatingSegmentsMembert:WarnerBrosMemberus-gaap:AdvertisingMember2020-07-012020-09-300000732717t:WarnerMediaMemberus-gaap:OperatingSegmentsMembert:OtherServiceMembert:WarnerBrosMember2020-07-012020-09-300000732717t:WarnerMediaMemberus-gaap:OperatingSegmentsMembert:WarnerBrosMemberus-gaap:OtherCapitalizedPropertyPlantAndEquipmentMember2020-07-012020-09-300000732717t:WarnerMediaMembert:WirelessServiceMembert:EliminationsAndReconcilingItemsMember2020-07-012020-09-300000732717t:WarnerMediaMembert:AdvancedDataMembert:EliminationsAndReconcilingItemsMember2020-07-012020-09-300000732717t:WarnerMediaMembert:LegacyVoiceAndDataMembert:EliminationsAndReconcilingItemsMember2020-07-012020-09-300000732717t:WarnerMediaMembert:SubscriptionArrangementServiceRevenueMembert:EliminationsAndReconcilingItemsMember2020-07-012020-09-300000732717t:WarnerMediaMembert:MediaContentServiceRevenueMembert:EliminationsAndReconcilingItemsMember2020-07-012020-09-300000732717t:WarnerMediaMemberus-gaap:AdvertisingMembert:EliminationsAndReconcilingItemsMember2020-07-012020-09-300000732717t:WarnerMediaMembert:OtherServiceMembert:EliminationsAndReconcilingItemsMember2020-07-012020-09-300000732717t:WarnerMediaMemberus-gaap:OtherCapitalizedPropertyPlantAndEquipmentMembert:EliminationsAndReconcilingItemsMember2020-07-012020-09-300000732717us-gaap:OperatingSegmentsMembert:LatinAmericaBusinessSegmentMembert:VrioMembert:WirelessServiceMember2020-07-012020-09-300000732717us-gaap:OperatingSegmentsMembert:AdvancedDataMembert:LatinAmericaBusinessSegmentMembert:VrioMember2020-07-012020-09-300000732717us-gaap:OperatingSegmentsMembert:LatinAmericaBusinessSegmentMembert:LegacyVoiceAndDataMembert:VrioMember2020-07-012020-09-300000732717us-gaap:OperatingSegmentsMembert:LatinAmericaBusinessSegmentMembert:VrioMembert:SubscriptionArrangementServiceRevenueMember2020-07-012020-09-300000732717us-gaap:OperatingSegmentsMembert:LatinAmericaBusinessSegmentMembert:MediaContentServiceRevenueMembert:VrioMember2020-07-012020-09-300000732717us-gaap:OperatingSegmentsMembert:LatinAmericaBusinessSegmentMemberus-gaap:AdvertisingMembert:VrioMember2020-07-012020-09-300000732717us-gaap:OperatingSegmentsMembert:OtherServiceMembert:LatinAmericaBusinessSegmentMembert:VrioMember2020-07-012020-09-300000732717us-gaap:OperatingSegmentsMembert:LatinAmericaBusinessSegmentMembert:VrioMemberus-gaap:OtherCapitalizedPropertyPlantAndEquipmentMember2020-07-012020-09-300000732717us-gaap:OperatingSegmentsMembert:LatinAmericaBusinessSegmentMembert:MexicoSegmentMembert:WirelessServiceMember2020-07-012020-09-300000732717us-gaap:OperatingSegmentsMembert:AdvancedDataMembert:LatinAmericaBusinessSegmentMembert:MexicoSegmentMember2020-07-012020-09-300000732717us-gaap:OperatingSegmentsMembert:LatinAmericaBusinessSegmentMembert:LegacyVoiceAndDataMembert:MexicoSegmentMember2020-07-012020-09-300000732717us-gaap:OperatingSegmentsMembert:LatinAmericaBusinessSegmentMembert:MexicoSegmentMembert:SubscriptionArrangementServiceRevenueMember2020-07-012020-09-300000732717us-gaap:OperatingSegmentsMembert:LatinAmericaBusinessSegmentMembert:MexicoSegmentMembert:MediaContentServiceRevenueMember2020-07-012020-09-300000732717us-gaap:OperatingSegmentsMembert:LatinAmericaBusinessSegmentMembert:MexicoSegmentMemberus-gaap:AdvertisingMember2020-07-012020-09-300000732717us-gaap:OperatingSegmentsMembert:OtherServiceMembert:LatinAmericaBusinessSegmentMembert:MexicoSegmentMember2020-07-012020-09-300000732717us-gaap:OperatingSegmentsMembert:LatinAmericaBusinessSegmentMembert:MexicoSegmentMemberus-gaap:OtherCapitalizedPropertyPlantAndEquipmentMember2020-07-012020-09-300000732717t:CorporateAndReconcilingItemsMembert:WirelessServiceMember2020-07-012020-09-300000732717t:CorporateAndReconcilingItemsMembert:AdvancedDataMember2020-07-012020-09-300000732717t:CorporateAndReconcilingItemsMembert:LegacyVoiceAndDataMember2020-07-012020-09-300000732717t:CorporateAndReconcilingItemsMembert:SubscriptionArrangementServiceRevenueMember2020-07-012020-09-300000732717t:CorporateAndReconcilingItemsMembert:MediaContentServiceRevenueMember2020-07-012020-09-300000732717t:CorporateAndReconcilingItemsMemberus-gaap:AdvertisingMember2020-07-012020-09-300000732717t:CorporateAndReconcilingItemsMembert:OtherServiceMember2020-07-012020-09-300000732717t:CorporateAndReconcilingItemsMemberus-gaap:OtherCapitalizedPropertyPlantAndEquipmentMember2020-07-012020-09-300000732717srt:ConsolidationEliminationsMembert:WirelessServiceMember2020-07-012020-09-300000732717srt:ConsolidationEliminationsMembert:AdvancedDataMember2020-07-012020-09-300000732717srt:ConsolidationEliminationsMembert:LegacyVoiceAndDataMember2020-07-012020-09-300000732717srt:ConsolidationEliminationsMembert:SubscriptionArrangementServiceRevenueMember2020-07-012020-09-300000732717srt:ConsolidationEliminationsMembert:MediaContentServiceRevenueMember2020-07-012020-09-300000732717srt:ConsolidationEliminationsMemberus-gaap:AdvertisingMember2020-07-012020-09-300000732717srt:ConsolidationEliminationsMembert:OtherServiceMember2020-07-012020-09-300000732717srt:ConsolidationEliminationsMemberus-gaap:OtherCapitalizedPropertyPlantAndEquipmentMember2020-07-012020-09-300000732717t:WirelessServiceMember2020-07-012020-09-300000732717t:AdvancedDataMember2020-07-012020-09-300000732717t:LegacyVoiceAndDataMember2020-07-012020-09-300000732717t:SubscriptionArrangementServiceRevenueMember2020-07-012020-09-300000732717t:MediaContentServiceRevenueMember2020-07-012020-09-300000732717us-gaap:AdvertisingMember2020-07-012020-09-300000732717t:OtherServiceMember2020-07-012020-09-300000732717us-gaap:OtherCapitalizedPropertyPlantAndEquipmentMember2020-07-012020-09-300000732717t:MediaContentServiceRevenueHBOMaxMembert:WarnerMediaMembert:WarnerBrosMembert:EliminationsAndReconcilingItemsMember2020-07-012020-09-300000732717t:WarnerMediaMembert:MediaContentServiceRevenueHBOLinearMembert:WarnerBrosMembert:EliminationsAndReconcilingItemsMember2020-07-012020-09-300000732717t:WarnerMediaMembert:WarnerBrosMembert:MediaContentServiceRevenueTurnerMembert:EliminationsAndReconcilingItemsMember2020-07-012020-09-300000732717srt:ConsolidationEliminationsMembert:EntertainmentGroupMembert:SubscriptionArrangementServiceRevenueTurnerMember2020-07-012020-09-300000732717srt:ConsolidationEliminationsMembert:EntertainmentGroupMembert:SubscriptionArrangementServiceRevenueHBOLinearMember2020-07-012020-09-300000732717srt:ConsolidationEliminationsMembert:SubscriptionArrangementServiceRevenueHBOMaxMembert:MobilityMember2020-07-012020-09-300000732717us-gaap:OperatingSegmentsMembert:CommunicationsMembert:MobilityMembert:WirelessServiceMember2019-07-012019-09-300000732717us-gaap:OperatingSegmentsMembert:AdvancedDataMembert:CommunicationsMembert:MobilityMember2019-07-012019-09-300000732717us-gaap:OperatingSegmentsMembert:CommunicationsMembert:LegacyVoiceAndDataMembert:MobilityMember2019-07-012019-09-300000732717us-gaap:OperatingSegmentsMembert:CommunicationsMembert:SubscriptionArrangementServiceRevenueMembert:MobilityMember2019-07-012019-09-300000732717us-gaap:OperatingSegmentsMembert:CommunicationsMembert:MediaContentServiceRevenueMembert:MobilityMember2019-07-012019-09-300000732717us-gaap:OperatingSegmentsMembert:CommunicationsMemberus-gaap:AdvertisingMembert:MobilityMember2019-07-012019-09-300000732717us-gaap:OperatingSegmentsMembert:CommunicationsMembert:OtherServiceMembert:MobilityMember2019-07-012019-09-300000732717us-gaap:OperatingSegmentsMembert:CommunicationsMemberus-gaap:OtherCapitalizedPropertyPlantAndEquipmentMembert:MobilityMember2019-07-012019-09-300000732717us-gaap:OperatingSegmentsMembert:EntertainmentGroupMembert:CommunicationsMembert:WirelessServiceMember2019-07-012019-09-300000732717us-gaap:OperatingSegmentsMembert:AdvancedDataMembert:EntertainmentGroupMembert:CommunicationsMember2019-07-012019-09-300000732717us-gaap:OperatingSegmentsMembert:EntertainmentGroupMembert:CommunicationsMembert:LegacyVoiceAndDataMember2019-07-012019-09-300000732717us-gaap:OperatingSegmentsMembert:EntertainmentGroupMembert:CommunicationsMembert:SubscriptionArrangementServiceRevenueMember2019-07-012019-09-300000732717us-gaap:OperatingSegmentsMembert:EntertainmentGroupMembert:CommunicationsMembert:MediaContentServiceRevenueMember2019-07-012019-09-300000732717us-gaap:OperatingSegmentsMembert:EntertainmentGroupMembert:CommunicationsMemberus-gaap:AdvertisingMember2019-07-012019-09-300000732717us-gaap:OperatingSegmentsMembert:EntertainmentGroupMembert:CommunicationsMembert:OtherServiceMember2019-07-012019-09-300000732717us-gaap:OperatingSegmentsMembert:EntertainmentGroupMembert:CommunicationsMemberus-gaap:OtherCapitalizedPropertyPlantAndEquipmentMember2019-07-012019-09-300000732717us-gaap:OperatingSegmentsMembert:BusinessWirelineMembert:CommunicationsMembert:WirelessServiceMember2019-07-012019-09-300000732717us-gaap:OperatingSegmentsMembert:AdvancedDataMembert:BusinessWirelineMembert:CommunicationsMember2019-07-012019-09-300000732717us-gaap:OperatingSegmentsMembert:BusinessWirelineMembert:CommunicationsMembert:LegacyVoiceAndDataMember2019-07-012019-09-300000732717us-gaap:OperatingSegmentsMembert:BusinessWirelineMembert:CommunicationsMembert:SubscriptionArrangementServiceRevenueMember2019-07-012019-09-300000732717us-gaap:OperatingSegmentsMembert:BusinessWirelineMembert:CommunicationsMembert:MediaContentServiceRevenueMember2019-07-012019-09-300000732717us-gaap:OperatingSegmentsMembert:BusinessWirelineMembert:CommunicationsMemberus-gaap:AdvertisingMember2019-07-012019-09-300000732717us-gaap:OperatingSegmentsMembert:BusinessWirelineMembert:CommunicationsMembert:OtherServiceMember2019-07-012019-09-300000732717us-gaap:OperatingSegmentsMembert:BusinessWirelineMembert:CommunicationsMemberus-gaap:OtherCapitalizedPropertyPlantAndEquipmentMember2019-07-012019-09-300000732717t:WarnerMediaMemberus-gaap:OperatingSegmentsMembert:TurnerMembert:WirelessServiceMember2019-07-012019-09-300000732717t:WarnerMediaMemberus-gaap:OperatingSegmentsMembert:AdvancedDataMembert:TurnerMember2019-07-012019-09-300000732717t:WarnerMediaMemberus-gaap:OperatingSegmentsMembert:TurnerMembert:LegacyVoiceAndDataMember2019-07-012019-09-300000732717t:WarnerMediaMemberus-gaap:OperatingSegmentsMembert:TurnerMembert:SubscriptionArrangementServiceRevenueMember2019-07-012019-09-300000732717t:WarnerMediaMemberus-gaap:OperatingSegmentsMembert:TurnerMembert:MediaContentServiceRevenueMember2019-07-012019-09-300000732717t:WarnerMediaMemberus-gaap:OperatingSegmentsMembert:TurnerMemberus-gaap:AdvertisingMember2019-07-012019-09-300000732717t:WarnerMediaMemberus-gaap:OperatingSegmentsMembert:TurnerMembert:OtherServiceMember2019-07-012019-09-300000732717t:WarnerMediaMemberus-gaap:OperatingSegmentsMembert:TurnerMemberus-gaap:OtherCapitalizedPropertyPlantAndEquipmentMember2019-07-012019-09-300000732717t:WarnerMediaMemberus-gaap:OperatingSegmentsMembert:HomeBoxOfficeMembert:WirelessServiceMember2019-07-012019-09-300000732717t:WarnerMediaMemberus-gaap:OperatingSegmentsMembert:AdvancedDataMembert:HomeBoxOfficeMember2019-07-012019-09-300000732717t:WarnerMediaMemberus-gaap:OperatingSegmentsMembert:HomeBoxOfficeMembert:LegacyVoiceAndDataMember2019-07-012019-09-300000732717t:WarnerMediaMemberus-gaap:OperatingSegmentsMembert:HomeBoxOfficeMembert:SubscriptionArrangementServiceRevenueMember2019-07-012019-09-300000732717t:WarnerMediaMemberus-gaap:OperatingSegmentsMembert:HomeBoxOfficeMembert:MediaContentServiceRevenueMember2019-07-012019-09-300000732717t:WarnerMediaMemberus-gaap:OperatingSegmentsMembert:HomeBoxOfficeMemberus-gaap:AdvertisingMember2019-07-012019-09-300000732717t:WarnerMediaMemberus-gaap:OperatingSegmentsMembert:HomeBoxOfficeMembert:OtherServiceMember2019-07-012019-09-300000732717t:WarnerMediaMemberus-gaap:OperatingSegmentsMembert:HomeBoxOfficeMemberus-gaap:OtherCapitalizedPropertyPlantAndEquipmentMember2019-07-012019-09-300000732717t:WarnerMediaMemberus-gaap:OperatingSegmentsMembert:WarnerBrosMembert:WirelessServiceMember2019-07-012019-09-300000732717t:WarnerMediaMemberus-gaap:OperatingSegmentsMembert:AdvancedDataMembert:WarnerBrosMember2019-07-012019-09-300000732717t:WarnerMediaMemberus-gaap:OperatingSegmentsMembert:WarnerBrosMembert:LegacyVoiceAndDataMember2019-07-012019-09-300000732717t:WarnerMediaMemberus-gaap:OperatingSegmentsMembert:WarnerBrosMembert:SubscriptionArrangementServiceRevenueMember2019-07-012019-09-300000732717t:WarnerMediaMemberus-gaap:OperatingSegmentsMembert:WarnerBrosMembert:MediaContentServiceRevenueMember2019-07-012019-09-300000732717t:WarnerMediaMemberus-gaap:OperatingSegmentsMembert:WarnerBrosMemberus-gaap:AdvertisingMember2019-07-012019-09-300000732717t:WarnerMediaMemberus-gaap:OperatingSegmentsMembert:OtherServiceMembert:WarnerBrosMember2019-07-012019-09-300000732717t:WarnerMediaMemberus-gaap:OperatingSegmentsMembert:WarnerBrosMemberus-gaap:OtherCapitalizedPropertyPlantAndEquipmentMember2019-07-012019-09-300000732717t:WarnerMediaMembert:CorporateAndReconcilingItemsMembert:WirelessServiceMember2019-07-012019-09-300000732717t:WarnerMediaMembert:CorporateAndReconcilingItemsMembert:AdvancedDataMember2019-07-012019-09-300000732717t:WarnerMediaMembert:CorporateAndReconcilingItemsMembert:LegacyVoiceAndDataMember2019-07-012019-09-300000732717t:WarnerMediaMembert:CorporateAndReconcilingItemsMembert:SubscriptionArrangementServiceRevenueMember2019-07-012019-09-300000732717t:WarnerMediaMembert:CorporateAndReconcilingItemsMembert:MediaContentServiceRevenueMember2019-07-012019-09-300000732717t:WarnerMediaMembert:CorporateAndReconcilingItemsMemberus-gaap:AdvertisingMember2019-07-012019-09-300000732717t:WarnerMediaMembert:CorporateAndReconcilingItemsMembert:OtherServiceMember2019-07-012019-09-300000732717t:WarnerMediaMembert:CorporateAndReconcilingItemsMemberus-gaap:OtherCapitalizedPropertyPlantAndEquipmentMember2019-07-012019-09-300000732717t:CorporateAndReconcilingItemsMembert:WarnerMediaMember2019-07-012019-09-300000732717us-gaap:OperatingSegmentsMembert:LatinAmericaBusinessSegmentMembert:VrioMembert:WirelessServiceMember2019-07-012019-09-300000732717us-gaap:OperatingSegmentsMembert:AdvancedDataMembert:LatinAmericaBusinessSegmentMembert:VrioMember2019-07-012019-09-300000732717us-gaap:OperatingSegmentsMembert:LatinAmericaBusinessSegmentMembert:LegacyVoiceAndDataMembert:VrioMember2019-07-012019-09-300000732717us-gaap:OperatingSegmentsMembert:LatinAmericaBusinessSegmentMembert:VrioMembert:SubscriptionArrangementServiceRevenueMember2019-07-012019-09-300000732717us-gaap:OperatingSegmentsMembert:LatinAmericaBusinessSegmentMembert:MediaContentServiceRevenueMembert:VrioMember2019-07-012019-09-300000732717us-gaap:OperatingSegmentsMembert:LatinAmericaBusinessSegmentMemberus-gaap:AdvertisingMembert:VrioMember2019-07-012019-09-300000732717us-gaap:OperatingSegmentsMembert:OtherServiceMembert:LatinAmericaBusinessSegmentMembert:VrioMember2019-07-012019-09-300000732717us-gaap:OperatingSegmentsMembert:LatinAmericaBusinessSegmentMembert:VrioMemberus-gaap:OtherCapitalizedPropertyPlantAndEquipmentMember2019-07-012019-09-300000732717us-gaap:OperatingSegmentsMembert:LatinAmericaBusinessSegmentMembert:MexicoSegmentMembert:WirelessServiceMember2019-07-012019-09-300000732717us-gaap:OperatingSegmentsMembert:AdvancedDataMembert:LatinAmericaBusinessSegmentMembert:MexicoSegmentMember2019-07-012019-09-300000732717us-gaap:OperatingSegmentsMembert:LatinAmericaBusinessSegmentMembert:LegacyVoiceAndDataMembert:MexicoSegmentMember2019-07-012019-09-300000732717us-gaap:OperatingSegmentsMembert:LatinAmericaBusinessSegmentMembert:MexicoSegmentMembert:SubscriptionArrangementServiceRevenueMember2019-07-012019-09-300000732717us-gaap:OperatingSegmentsMembert:LatinAmericaBusinessSegmentMembert:MexicoSegmentMembert:MediaContentServiceRevenueMember2019-07-012019-09-300000732717us-gaap:OperatingSegmentsMembert:LatinAmericaBusinessSegmentMembert:MexicoSegmentMemberus-gaap:AdvertisingMember2019-07-012019-09-300000732717us-gaap:OperatingSegmentsMembert:OtherServiceMembert:LatinAmericaBusinessSegmentMembert:MexicoSegmentMember2019-07-012019-09-300000732717us-gaap:OperatingSegmentsMembert:LatinAmericaBusinessSegmentMembert:MexicoSegmentMemberus-gaap:OtherCapitalizedPropertyPlantAndEquipmentMember2019-07-012019-09-300000732717t:CorporateAndReconcilingItemsMembert:WirelessServiceMember2019-07-012019-09-300000732717t:CorporateAndReconcilingItemsMembert:AdvancedDataMember2019-07-012019-09-300000732717t:CorporateAndReconcilingItemsMembert:LegacyVoiceAndDataMember2019-07-012019-09-300000732717t:CorporateAndReconcilingItemsMembert:SubscriptionArrangementServiceRevenueMember2019-07-012019-09-300000732717t:CorporateAndReconcilingItemsMembert:MediaContentServiceRevenueMember2019-07-012019-09-300000732717t:CorporateAndReconcilingItemsMemberus-gaap:AdvertisingMember2019-07-012019-09-300000732717t:CorporateAndReconcilingItemsMembert:OtherServiceMember2019-07-012019-09-300000732717t:CorporateAndReconcilingItemsMemberus-gaap:OtherCapitalizedPropertyPlantAndEquipmentMember2019-07-012019-09-300000732717srt:ConsolidationEliminationsMembert:WirelessServiceMember2019-07-012019-09-300000732717srt:ConsolidationEliminationsMembert:AdvancedDataMember2019-07-012019-09-300000732717srt:ConsolidationEliminationsMembert:LegacyVoiceAndDataMember2019-07-012019-09-300000732717srt:ConsolidationEliminationsMembert:SubscriptionArrangementServiceRevenueMember2019-07-012019-09-300000732717srt:ConsolidationEliminationsMembert:MediaContentServiceRevenueMember2019-07-012019-09-300000732717srt:ConsolidationEliminationsMemberus-gaap:AdvertisingMember2019-07-012019-09-300000732717srt:ConsolidationEliminationsMembert:OtherServiceMember2019-07-012019-09-300000732717srt:ConsolidationEliminationsMemberus-gaap:OtherCapitalizedPropertyPlantAndEquipmentMember2019-07-012019-09-300000732717t:WirelessServiceMember2019-07-012019-09-300000732717t:AdvancedDataMember2019-07-012019-09-300000732717t:LegacyVoiceAndDataMember2019-07-012019-09-300000732717t:SubscriptionArrangementServiceRevenueMember2019-07-012019-09-300000732717t:MediaContentServiceRevenueMember2019-07-012019-09-300000732717us-gaap:AdvertisingMember2019-07-012019-09-300000732717t:OtherServiceMember2019-07-012019-09-300000732717us-gaap:OtherCapitalizedPropertyPlantAndEquipmentMember2019-07-012019-09-300000732717t:WarnerMediaMembert:MediaContentServiceRevenueHBOLinearMembert:WarnerBrosMembert:EliminationsAndReconcilingItemsMember2019-07-012019-09-300000732717t:WarnerMediaMembert:WarnerBrosMembert:MediaContentServiceRevenueTurnerMembert:EliminationsAndReconcilingItemsMember2019-07-012019-09-300000732717srt:ConsolidationEliminationsMembert:EntertainmentGroupMembert:SubscriptionArrangementServiceRevenueTurnerMember2019-07-012019-09-300000732717srt:ConsolidationEliminationsMembert:EntertainmentGroupMembert:SubscriptionArrangementServiceRevenueHBOLinearMember2019-07-012019-09-300000732717us-gaap:OperatingSegmentsMembert:CommunicationsMembert:MobilityMembert:WirelessServiceMember2020-01-012020-09-300000732717us-gaap:OperatingSegmentsMembert:AdvancedDataMembert:CommunicationsMembert:MobilityMember2020-01-012020-09-300000732717us-gaap:OperatingSegmentsMembert:CommunicationsMembert:LegacyVoiceAndDataMembert:MobilityMember2020-01-012020-09-300000732717us-gaap:OperatingSegmentsMembert:CommunicationsMembert:SubscriptionArrangementServiceRevenueMembert:MobilityMember2020-01-012020-09-300000732717us-gaap:OperatingSegmentsMembert:CommunicationsMembert:MediaContentServiceRevenueMembert:MobilityMember2020-01-012020-09-300000732717us-gaap:OperatingSegmentsMembert:CommunicationsMemberus-gaap:AdvertisingMembert:MobilityMember2020-01-012020-09-300000732717us-gaap:OperatingSegmentsMembert:CommunicationsMembert:OtherServiceMembert:MobilityMember2020-01-012020-09-300000732717us-gaap:OperatingSegmentsMembert:CommunicationsMemberus-gaap:OtherCapitalizedPropertyPlantAndEquipmentMembert:MobilityMember2020-01-012020-09-300000732717us-gaap:OperatingSegmentsMembert:EntertainmentGroupMembert:CommunicationsMembert:WirelessServiceMember2020-01-012020-09-300000732717us-gaap:OperatingSegmentsMembert:AdvancedDataMembert:EntertainmentGroupMembert:CommunicationsMember2020-01-012020-09-300000732717us-gaap:OperatingSegmentsMembert:EntertainmentGroupMembert:CommunicationsMembert:LegacyVoiceAndDataMember2020-01-012020-09-300000732717us-gaap:OperatingSegmentsMembert:EntertainmentGroupMembert:CommunicationsMembert:SubscriptionArrangementServiceRevenueMember2020-01-012020-09-300000732717us-gaap:OperatingSegmentsMembert:EntertainmentGroupMembert:CommunicationsMembert:MediaContentServiceRevenueMember2020-01-012020-09-300000732717us-gaap:OperatingSegmentsMembert:EntertainmentGroupMembert:CommunicationsMemberus-gaap:AdvertisingMember2020-01-012020-09-300000732717us-gaap:OperatingSegmentsMembert:EntertainmentGroupMembert:CommunicationsMembert:OtherServiceMember2020-01-012020-09-300000732717us-gaap:OperatingSegmentsMembert:EntertainmentGroupMembert:CommunicationsMemberus-gaap:OtherCapitalizedPropertyPlantAndEquipmentMember2020-01-012020-09-300000732717us-gaap:OperatingSegmentsMembert:BusinessWirelineMembert:CommunicationsMembert:WirelessServiceMember2020-01-012020-09-300000732717us-gaap:OperatingSegmentsMembert:AdvancedDataMembert:BusinessWirelineMembert:CommunicationsMember2020-01-012020-09-300000732717us-gaap:OperatingSegmentsMembert:BusinessWirelineMembert:CommunicationsMembert:LegacyVoiceAndDataMember2020-01-012020-09-300000732717us-gaap:OperatingSegmentsMembert:BusinessWirelineMembert:CommunicationsMembert:SubscriptionArrangementServiceRevenueMember2020-01-012020-09-300000732717us-gaap:OperatingSegmentsMembert:BusinessWirelineMembert:CommunicationsMembert:MediaContentServiceRevenueMember2020-01-012020-09-300000732717us-gaap:OperatingSegmentsMembert:BusinessWirelineMembert:CommunicationsMemberus-gaap:AdvertisingMember2020-01-012020-09-300000732717us-gaap:OperatingSegmentsMembert:BusinessWirelineMembert:CommunicationsMembert:OtherServiceMember2020-01-012020-09-300000732717us-gaap:OperatingSegmentsMembert:BusinessWirelineMembert:CommunicationsMemberus-gaap:OtherCapitalizedPropertyPlantAndEquipmentMember2020-01-012020-09-300000732717t:WarnerMediaMemberus-gaap:OperatingSegmentsMembert:TurnerMembert:WirelessServiceMember2020-01-012020-09-300000732717t:WarnerMediaMemberus-gaap:OperatingSegmentsMembert:AdvancedDataMembert:TurnerMember2020-01-012020-09-300000732717t:WarnerMediaMemberus-gaap:OperatingSegmentsMembert:TurnerMembert:LegacyVoiceAndDataMember2020-01-012020-09-300000732717t:WarnerMediaMemberus-gaap:OperatingSegmentsMembert:TurnerMembert:SubscriptionArrangementServiceRevenueMember2020-01-012020-09-300000732717t:WarnerMediaMemberus-gaap:OperatingSegmentsMembert:TurnerMembert:MediaContentServiceRevenueMember2020-01-012020-09-300000732717t:WarnerMediaMemberus-gaap:OperatingSegmentsMembert:TurnerMemberus-gaap:AdvertisingMember2020-01-012020-09-300000732717t:WarnerMediaMemberus-gaap:OperatingSegmentsMembert:TurnerMembert:OtherServiceMember2020-01-012020-09-300000732717t:WarnerMediaMemberus-gaap:OperatingSegmentsMembert:TurnerMemberus-gaap:OtherCapitalizedPropertyPlantAndEquipmentMember2020-01-012020-09-300000732717t:WarnerMediaMemberus-gaap:OperatingSegmentsMembert:HomeBoxOfficeMembert:WirelessServiceMember2020-01-012020-09-300000732717t:WarnerMediaMemberus-gaap:OperatingSegmentsMembert:AdvancedDataMembert:HomeBoxOfficeMember2020-01-012020-09-300000732717t:WarnerMediaMemberus-gaap:OperatingSegmentsMembert:HomeBoxOfficeMembert:LegacyVoiceAndDataMember2020-01-012020-09-300000732717t:WarnerMediaMemberus-gaap:OperatingSegmentsMembert:HomeBoxOfficeMembert:SubscriptionArrangementServiceRevenueMember2020-01-012020-09-300000732717t:WarnerMediaMemberus-gaap:OperatingSegmentsMembert:HomeBoxOfficeMembert:MediaContentServiceRevenueMember2020-01-012020-09-300000732717t:WarnerMediaMemberus-gaap:OperatingSegmentsMembert:HomeBoxOfficeMemberus-gaap:AdvertisingMember2020-01-012020-09-300000732717t:WarnerMediaMemberus-gaap:OperatingSegmentsMembert:HomeBoxOfficeMembert:OtherServiceMember2020-01-012020-09-300000732717t:WarnerMediaMemberus-gaap:OperatingSegmentsMembert:HomeBoxOfficeMemberus-gaap:OtherCapitalizedPropertyPlantAndEquipmentMember2020-01-012020-09-300000732717t:WarnerMediaMemberus-gaap:OperatingSegmentsMembert:WarnerBrosMembert:WirelessServiceMember2020-01-012020-09-300000732717t:WarnerMediaMemberus-gaap:OperatingSegmentsMembert:AdvancedDataMembert:WarnerBrosMember2020-01-012020-09-300000732717t:WarnerMediaMemberus-gaap:OperatingSegmentsMembert:WarnerBrosMembert:LegacyVoiceAndDataMember2020-01-012020-09-300000732717t:WarnerMediaMemberus-gaap:OperatingSegmentsMembert:WarnerBrosMembert:SubscriptionArrangementServiceRevenueMember2020-01-012020-09-300000732717t:WarnerMediaMemberus-gaap:OperatingSegmentsMembert:WarnerBrosMembert:MediaContentServiceRevenueMember2020-01-012020-09-300000732717t:WarnerMediaMemberus-gaap:OperatingSegmentsMembert:WarnerBrosMemberus-gaap:AdvertisingMember2020-01-012020-09-300000732717t:WarnerMediaMemberus-gaap:OperatingSegmentsMembert:OtherServiceMembert:WarnerBrosMember2020-01-012020-09-300000732717t:WarnerMediaMemberus-gaap:OperatingSegmentsMembert:WarnerBrosMemberus-gaap:OtherCapitalizedPropertyPlantAndEquipmentMember2020-01-012020-09-300000732717t:WarnerMediaMembert:WirelessServiceMembert:EliminationsAndReconcilingItemsMember2020-01-012020-09-300000732717t:WarnerMediaMembert:AdvancedDataMembert:EliminationsAndReconcilingItemsMember2020-01-012020-09-300000732717t:WarnerMediaMembert:LegacyVoiceAndDataMembert:EliminationsAndReconcilingItemsMember2020-01-012020-09-300000732717t:WarnerMediaMembert:SubscriptionArrangementServiceRevenueMembert:EliminationsAndReconcilingItemsMember2020-01-012020-09-300000732717t:WarnerMediaMembert:MediaContentServiceRevenueMembert:EliminationsAndReconcilingItemsMember2020-01-012020-09-300000732717t:WarnerMediaMemberus-gaap:AdvertisingMembert:EliminationsAndReconcilingItemsMember2020-01-012020-09-300000732717t:WarnerMediaMembert:OtherServiceMembert:EliminationsAndReconcilingItemsMember2020-01-012020-09-300000732717t:WarnerMediaMemberus-gaap:OtherCapitalizedPropertyPlantAndEquipmentMembert:EliminationsAndReconcilingItemsMember2020-01-012020-09-300000732717us-gaap:OperatingSegmentsMembert:LatinAmericaBusinessSegmentMembert:VrioMembert:WirelessServiceMember2020-01-012020-09-300000732717us-gaap:OperatingSegmentsMembert:AdvancedDataMembert:LatinAmericaBusinessSegmentMembert:VrioMember2020-01-012020-09-300000732717us-gaap:OperatingSegmentsMembert:LatinAmericaBusinessSegmentMembert:LegacyVoiceAndDataMembert:VrioMember2020-01-012020-09-300000732717us-gaap:OperatingSegmentsMembert:LatinAmericaBusinessSegmentMembert:VrioMembert:SubscriptionArrangementServiceRevenueMember2020-01-012020-09-300000732717us-gaap:OperatingSegmentsMembert:LatinAmericaBusinessSegmentMembert:MediaContentServiceRevenueMembert:VrioMember2020-01-012020-09-300000732717us-gaap:OperatingSegmentsMembert:LatinAmericaBusinessSegmentMemberus-gaap:AdvertisingMembert:VrioMember2020-01-012020-09-300000732717us-gaap:OperatingSegmentsMembert:OtherServiceMembert:LatinAmericaBusinessSegmentMembert:VrioMember2020-01-012020-09-300000732717us-gaap:OperatingSegmentsMembert:LatinAmericaBusinessSegmentMembert:VrioMemberus-gaap:OtherCapitalizedPropertyPlantAndEquipmentMember2020-01-012020-09-300000732717us-gaap:OperatingSegmentsMembert:LatinAmericaBusinessSegmentMembert:MexicoSegmentMembert:WirelessServiceMember2020-01-012020-09-300000732717us-gaap:OperatingSegmentsMembert:AdvancedDataMembert:LatinAmericaBusinessSegmentMembert:MexicoSegmentMember2020-01-012020-09-300000732717us-gaap:OperatingSegmentsMembert:LatinAmericaBusinessSegmentMembert:LegacyVoiceAndDataMembert:MexicoSegmentMember2020-01-012020-09-300000732717us-gaap:OperatingSegmentsMembert:LatinAmericaBusinessSegmentMembert:MexicoSegmentMembert:SubscriptionArrangementServiceRevenueMember2020-01-012020-09-300000732717us-gaap:OperatingSegmentsMembert:LatinAmericaBusinessSegmentMembert:MexicoSegmentMembert:MediaContentServiceRevenueMember2020-01-012020-09-300000732717us-gaap:OperatingSegmentsMembert:LatinAmericaBusinessSegmentMembert:MexicoSegmentMemberus-gaap:AdvertisingMember2020-01-012020-09-300000732717us-gaap:OperatingSegmentsMembert:OtherServiceMembert:LatinAmericaBusinessSegmentMembert:MexicoSegmentMember2020-01-012020-09-300000732717us-gaap:OperatingSegmentsMembert:LatinAmericaBusinessSegmentMembert:MexicoSegmentMemberus-gaap:OtherCapitalizedPropertyPlantAndEquipmentMember2020-01-012020-09-300000732717t:CorporateAndReconcilingItemsMembert:WirelessServiceMember2020-01-012020-09-300000732717t:CorporateAndReconcilingItemsMembert:AdvancedDataMember2020-01-012020-09-300000732717t:CorporateAndReconcilingItemsMembert:LegacyVoiceAndDataMember2020-01-012020-09-300000732717t:CorporateAndReconcilingItemsMembert:SubscriptionArrangementServiceRevenueMember2020-01-012020-09-300000732717t:CorporateAndReconcilingItemsMembert:MediaContentServiceRevenueMember2020-01-012020-09-300000732717t:CorporateAndReconcilingItemsMemberus-gaap:AdvertisingMember2020-01-012020-09-300000732717t:CorporateAndReconcilingItemsMembert:OtherServiceMember2020-01-012020-09-300000732717t:CorporateAndReconcilingItemsMemberus-gaap:OtherCapitalizedPropertyPlantAndEquipmentMember2020-01-012020-09-300000732717srt:ConsolidationEliminationsMembert:WirelessServiceMember2020-01-012020-09-300000732717srt:ConsolidationEliminationsMembert:AdvancedDataMember2020-01-012020-09-300000732717srt:ConsolidationEliminationsMembert:LegacyVoiceAndDataMember2020-01-012020-09-300000732717srt:ConsolidationEliminationsMembert:SubscriptionArrangementServiceRevenueMember2020-01-012020-09-300000732717srt:ConsolidationEliminationsMembert:MediaContentServiceRevenueMember2020-01-012020-09-300000732717srt:ConsolidationEliminationsMemberus-gaap:AdvertisingMember2020-01-012020-09-300000732717srt:ConsolidationEliminationsMembert:OtherServiceMember2020-01-012020-09-300000732717srt:ConsolidationEliminationsMemberus-gaap:OtherCapitalizedPropertyPlantAndEquipmentMember2020-01-012020-09-300000732717t:WirelessServiceMember2020-01-012020-09-300000732717t:AdvancedDataMember2020-01-012020-09-300000732717t:LegacyVoiceAndDataMember2020-01-012020-09-300000732717t:SubscriptionArrangementServiceRevenueMember2020-01-012020-09-300000732717t:MediaContentServiceRevenueMember2020-01-012020-09-300000732717us-gaap:AdvertisingMember2020-01-012020-09-300000732717t:OtherServiceMember2020-01-012020-09-300000732717us-gaap:OtherCapitalizedPropertyPlantAndEquipmentMember2020-01-012020-09-300000732717t:MediaContentServiceRevenueHBOMaxMembert:WarnerMediaMembert:WarnerBrosMembert:EliminationsAndReconcilingItemsMember2020-01-012020-09-300000732717t:WarnerMediaMembert:MediaContentServiceRevenueHBOLinearMembert:WarnerBrosMembert:EliminationsAndReconcilingItemsMember2020-01-012020-09-300000732717t:WarnerMediaMembert:WarnerBrosMembert:MediaContentServiceRevenueTurnerMembert:EliminationsAndReconcilingItemsMember2020-01-012020-09-300000732717srt:ConsolidationEliminationsMembert:EntertainmentGroupMembert:SubscriptionArrangementServiceRevenueTurnerMember2020-01-012020-09-300000732717srt:ConsolidationEliminationsMembert:EntertainmentGroupMembert:SubscriptionArrangementServiceRevenueHBOLinearMember2020-01-012020-09-300000732717srt:ConsolidationEliminationsMembert:SubscriptionArrangementServiceRevenueHBOMaxMembert:MobilityMember2020-01-012020-09-300000732717us-gaap:OperatingSegmentsMembert:CommunicationsMembert:MobilityMembert:WirelessServiceMember2019-01-012019-09-300000732717us-gaap:OperatingSegmentsMembert:AdvancedDataMembert:CommunicationsMembert:MobilityMember2019-01-012019-09-300000732717us-gaap:OperatingSegmentsMembert:CommunicationsMembert:LegacyVoiceAndDataMembert:MobilityMember2019-01-012019-09-300000732717us-gaap:OperatingSegmentsMembert:CommunicationsMembert:SubscriptionArrangementServiceRevenueMembert:MobilityMember2019-01-012019-09-300000732717us-gaap:OperatingSegmentsMembert:CommunicationsMembert:MediaContentServiceRevenueMembert:MobilityMember2019-01-012019-09-300000732717us-gaap:OperatingSegmentsMembert:CommunicationsMemberus-gaap:AdvertisingMembert:MobilityMember2019-01-012019-09-300000732717us-gaap:OperatingSegmentsMembert:CommunicationsMembert:OtherServiceMembert:MobilityMember2019-01-012019-09-300000732717us-gaap:OperatingSegmentsMembert:CommunicationsMemberus-gaap:OtherCapitalizedPropertyPlantAndEquipmentMembert:MobilityMember2019-01-012019-09-300000732717us-gaap:OperatingSegmentsMembert:EntertainmentGroupMembert:CommunicationsMembert:WirelessServiceMember2019-01-012019-09-300000732717us-gaap:OperatingSegmentsMembert:AdvancedDataMembert:EntertainmentGroupMembert:CommunicationsMember2019-01-012019-09-300000732717us-gaap:OperatingSegmentsMembert:EntertainmentGroupMembert:CommunicationsMembert:LegacyVoiceAndDataMember2019-01-012019-09-300000732717us-gaap:OperatingSegmentsMembert:EntertainmentGroupMembert:CommunicationsMembert:SubscriptionArrangementServiceRevenueMember2019-01-012019-09-300000732717us-gaap:OperatingSegmentsMembert:EntertainmentGroupMembert:CommunicationsMembert:MediaContentServiceRevenueMember2019-01-012019-09-300000732717us-gaap:OperatingSegmentsMembert:EntertainmentGroupMembert:CommunicationsMemberus-gaap:AdvertisingMember2019-01-012019-09-300000732717us-gaap:OperatingSegmentsMembert:EntertainmentGroupMembert:CommunicationsMembert:OtherServiceMember2019-01-012019-09-300000732717us-gaap:OperatingSegmentsMembert:EntertainmentGroupMembert:CommunicationsMemberus-gaap:OtherCapitalizedPropertyPlantAndEquipmentMember2019-01-012019-09-300000732717us-gaap:OperatingSegmentsMembert:BusinessWirelineMembert:CommunicationsMembert:WirelessServiceMember2019-01-012019-09-300000732717us-gaap:OperatingSegmentsMembert:AdvancedDataMembert:BusinessWirelineMembert:CommunicationsMember2019-01-012019-09-300000732717us-gaap:OperatingSegmentsMembert:BusinessWirelineMembert:CommunicationsMembert:LegacyVoiceAndDataMember2019-01-012019-09-300000732717us-gaap:OperatingSegmentsMembert:BusinessWirelineMembert:CommunicationsMembert:SubscriptionArrangementServiceRevenueMember2019-01-012019-09-300000732717us-gaap:OperatingSegmentsMembert:BusinessWirelineMembert:CommunicationsMembert:MediaContentServiceRevenueMember2019-01-012019-09-300000732717us-gaap:OperatingSegmentsMembert:BusinessWirelineMembert:CommunicationsMemberus-gaap:AdvertisingMember2019-01-012019-09-300000732717us-gaap:OperatingSegmentsMembert:BusinessWirelineMembert:CommunicationsMembert:OtherServiceMember2019-01-012019-09-300000732717us-gaap:OperatingSegmentsMembert:BusinessWirelineMembert:CommunicationsMemberus-gaap:OtherCapitalizedPropertyPlantAndEquipmentMember2019-01-012019-09-300000732717t:WarnerMediaMemberus-gaap:OperatingSegmentsMembert:TurnerMembert:WirelessServiceMember2019-01-012019-09-300000732717t:WarnerMediaMemberus-gaap:OperatingSegmentsMembert:AdvancedDataMembert:TurnerMember2019-01-012019-09-300000732717t:WarnerMediaMemberus-gaap:OperatingSegmentsMembert:TurnerMembert:LegacyVoiceAndDataMember2019-01-012019-09-300000732717t:WarnerMediaMemberus-gaap:OperatingSegmentsMembert:TurnerMembert:SubscriptionArrangementServiceRevenueMember2019-01-012019-09-300000732717t:WarnerMediaMemberus-gaap:OperatingSegmentsMembert:TurnerMembert:MediaContentServiceRevenueMember2019-01-012019-09-300000732717t:WarnerMediaMemberus-gaap:OperatingSegmentsMembert:TurnerMemberus-gaap:AdvertisingMember2019-01-012019-09-300000732717t:WarnerMediaMemberus-gaap:OperatingSegmentsMembert:TurnerMembert:OtherServiceMember2019-01-012019-09-300000732717t:WarnerMediaMemberus-gaap:OperatingSegmentsMembert:TurnerMemberus-gaap:OtherCapitalizedPropertyPlantAndEquipmentMember2019-01-012019-09-300000732717t:WarnerMediaMemberus-gaap:OperatingSegmentsMembert:HomeBoxOfficeMembert:WirelessServiceMember2019-01-012019-09-300000732717t:WarnerMediaMemberus-gaap:OperatingSegmentsMembert:AdvancedDataMembert:HomeBoxOfficeMember2019-01-012019-09-300000732717t:WarnerMediaMemberus-gaap:OperatingSegmentsMembert:HomeBoxOfficeMembert:LegacyVoiceAndDataMember2019-01-012019-09-300000732717t:WarnerMediaMemberus-gaap:OperatingSegmentsMembert:HomeBoxOfficeMembert:SubscriptionArrangementServiceRevenueMember2019-01-012019-09-300000732717t:WarnerMediaMemberus-gaap:OperatingSegmentsMembert:HomeBoxOfficeMembert:MediaContentServiceRevenueMember2019-01-012019-09-300000732717t:WarnerMediaMemberus-gaap:OperatingSegmentsMembert:HomeBoxOfficeMemberus-gaap:AdvertisingMember2019-01-012019-09-300000732717t:WarnerMediaMemberus-gaap:OperatingSegmentsMembert:HomeBoxOfficeMembert:OtherServiceMember2019-01-012019-09-300000732717t:WarnerMediaMemberus-gaap:OperatingSegmentsMembert:HomeBoxOfficeMemberus-gaap:OtherCapitalizedPropertyPlantAndEquipmentMember2019-01-012019-09-300000732717t:WarnerMediaMemberus-gaap:OperatingSegmentsMembert:WarnerBrosMembert:WirelessServiceMember2019-01-012019-09-300000732717t:WarnerMediaMemberus-gaap:OperatingSegmentsMembert:AdvancedDataMembert:WarnerBrosMember2019-01-012019-09-300000732717t:WarnerMediaMemberus-gaap:OperatingSegmentsMembert:WarnerBrosMembert:LegacyVoiceAndDataMember2019-01-012019-09-300000732717t:WarnerMediaMemberus-gaap:OperatingSegmentsMembert:WarnerBrosMembert:SubscriptionArrangementServiceRevenueMember2019-01-012019-09-300000732717t:WarnerMediaMemberus-gaap:OperatingSegmentsMembert:WarnerBrosMembert:MediaContentServiceRevenueMember2019-01-012019-09-300000732717t:WarnerMediaMemberus-gaap:OperatingSegmentsMembert:WarnerBrosMemberus-gaap:AdvertisingMember2019-01-012019-09-300000732717t:WarnerMediaMemberus-gaap:OperatingSegmentsMembert:OtherServiceMembert:WarnerBrosMember2019-01-012019-09-300000732717t:WarnerMediaMemberus-gaap:OperatingSegmentsMembert:WarnerBrosMemberus-gaap:OtherCapitalizedPropertyPlantAndEquipmentMember2019-01-012019-09-300000732717t:WarnerMediaMembert:WirelessServiceMembert:EliminationsAndReconcilingItemsMember2019-01-012019-09-300000732717t:WarnerMediaMembert:AdvancedDataMembert:EliminationsAndReconcilingItemsMember2019-01-012019-09-300000732717t:WarnerMediaMembert:LegacyVoiceAndDataMembert:EliminationsAndReconcilingItemsMember2019-01-012019-09-300000732717t:WarnerMediaMembert:SubscriptionArrangementServiceRevenueMembert:EliminationsAndReconcilingItemsMember2019-01-012019-09-300000732717t:WarnerMediaMembert:MediaContentServiceRevenueMembert:EliminationsAndReconcilingItemsMember2019-01-012019-09-300000732717t:WarnerMediaMemberus-gaap:AdvertisingMembert:EliminationsAndReconcilingItemsMember2019-01-012019-09-300000732717t:WarnerMediaMembert:OtherServiceMembert:EliminationsAndReconcilingItemsMember2019-01-012019-09-300000732717t:WarnerMediaMemberus-gaap:OtherCapitalizedPropertyPlantAndEquipmentMembert:EliminationsAndReconcilingItemsMember2019-01-012019-09-300000732717us-gaap:OperatingSegmentsMembert:LatinAmericaBusinessSegmentMembert:VrioMembert:WirelessServiceMember2019-01-012019-09-300000732717us-gaap:OperatingSegmentsMembert:AdvancedDataMembert:LatinAmericaBusinessSegmentMembert:VrioMember2019-01-012019-09-300000732717us-gaap:OperatingSegmentsMembert:LatinAmericaBusinessSegmentMembert:LegacyVoiceAndDataMembert:VrioMember2019-01-012019-09-300000732717us-gaap:OperatingSegmentsMembert:LatinAmericaBusinessSegmentMembert:VrioMembert:SubscriptionArrangementServiceRevenueMember2019-01-012019-09-300000732717us-gaap:OperatingSegmentsMembert:LatinAmericaBusinessSegmentMembert:MediaContentServiceRevenueMembert:VrioMember2019-01-012019-09-300000732717us-gaap:OperatingSegmentsMembert:LatinAmericaBusinessSegmentMemberus-gaap:AdvertisingMembert:VrioMember2019-01-012019-09-300000732717us-gaap:OperatingSegmentsMembert:OtherServiceMembert:LatinAmericaBusinessSegmentMembert:VrioMember2019-01-012019-09-300000732717us-gaap:OperatingSegmentsMembert:LatinAmericaBusinessSegmentMembert:VrioMemberus-gaap:OtherCapitalizedPropertyPlantAndEquipmentMember2019-01-012019-09-300000732717us-gaap:OperatingSegmentsMembert:LatinAmericaBusinessSegmentMembert:MexicoSegmentMembert:WirelessServiceMember2019-01-012019-09-300000732717us-gaap:OperatingSegmentsMembert:AdvancedDataMembert:LatinAmericaBusinessSegmentMembert:MexicoSegmentMember2019-01-012019-09-300000732717us-gaap:OperatingSegmentsMembert:LatinAmericaBusinessSegmentMembert:LegacyVoiceAndDataMembert:MexicoSegmentMember2019-01-012019-09-300000732717us-gaap:OperatingSegmentsMembert:LatinAmericaBusinessSegmentMembert:MexicoSegmentMembert:SubscriptionArrangementServiceRevenueMember2019-01-012019-09-300000732717us-gaap:OperatingSegmentsMembert:LatinAmericaBusinessSegmentMembert:MexicoSegmentMembert:MediaContentServiceRevenueMember2019-01-012019-09-300000732717us-gaap:OperatingSegmentsMembert:LatinAmericaBusinessSegmentMembert:MexicoSegmentMemberus-gaap:AdvertisingMember2019-01-012019-09-300000732717us-gaap:OperatingSegmentsMembert:OtherServiceMembert:LatinAmericaBusinessSegmentMembert:MexicoSegmentMember2019-01-012019-09-300000732717us-gaap:OperatingSegmentsMembert:LatinAmericaBusinessSegmentMembert:MexicoSegmentMemberus-gaap:OtherCapitalizedPropertyPlantAndEquipmentMember2019-01-012019-09-300000732717t:CorporateAndReconcilingItemsMembert:WirelessServiceMember2019-01-012019-09-300000732717t:CorporateAndReconcilingItemsMembert:AdvancedDataMember2019-01-012019-09-300000732717t:CorporateAndReconcilingItemsMembert:LegacyVoiceAndDataMember2019-01-012019-09-300000732717t:CorporateAndReconcilingItemsMembert:SubscriptionArrangementServiceRevenueMember2019-01-012019-09-300000732717t:CorporateAndReconcilingItemsMembert:MediaContentServiceRevenueMember2019-01-012019-09-300000732717t:CorporateAndReconcilingItemsMemberus-gaap:AdvertisingMember2019-01-012019-09-300000732717t:CorporateAndReconcilingItemsMembert:OtherServiceMember2019-01-012019-09-300000732717t:CorporateAndReconcilingItemsMemberus-gaap:OtherCapitalizedPropertyPlantAndEquipmentMember2019-01-012019-09-300000732717srt:ConsolidationEliminationsMembert:WirelessServiceMember2019-01-012019-09-300000732717srt:ConsolidationEliminationsMembert:AdvancedDataMember2019-01-012019-09-300000732717srt:ConsolidationEliminationsMembert:LegacyVoiceAndDataMember2019-01-012019-09-300000732717srt:ConsolidationEliminationsMembert:SubscriptionArrangementServiceRevenueMember2019-01-012019-09-300000732717srt:ConsolidationEliminationsMembert:MediaContentServiceRevenueMember2019-01-012019-09-300000732717srt:ConsolidationEliminationsMemberus-gaap:AdvertisingMember2019-01-012019-09-300000732717srt:ConsolidationEliminationsMembert:OtherServiceMember2019-01-012019-09-300000732717srt:ConsolidationEliminationsMemberus-gaap:OtherCapitalizedPropertyPlantAndEquipmentMember2019-01-012019-09-300000732717t:WirelessServiceMember2019-01-012019-09-300000732717t:AdvancedDataMember2019-01-012019-09-300000732717t:LegacyVoiceAndDataMember2019-01-012019-09-300000732717t:SubscriptionArrangementServiceRevenueMember2019-01-012019-09-300000732717t:MediaContentServiceRevenueMember2019-01-012019-09-300000732717us-gaap:AdvertisingMember2019-01-012019-09-300000732717t:OtherServiceMember2019-01-012019-09-300000732717us-gaap:OtherCapitalizedPropertyPlantAndEquipmentMember2019-01-012019-09-300000732717t:WarnerMediaMembert:MediaContentServiceRevenueHBOLinearMembert:WarnerBrosMembert:EliminationsAndReconcilingItemsMember2019-01-012019-09-300000732717t:WarnerMediaMembert:WarnerBrosMembert:MediaContentServiceRevenueTurnerMembert:EliminationsAndReconcilingItemsMember2019-01-012019-09-300000732717srt:ConsolidationEliminationsMembert:EntertainmentGroupMembert:SubscriptionArrangementServiceRevenueTurnerMember2019-01-012019-09-300000732717srt:ConsolidationEliminationsMembert:EntertainmentGroupMembert:SubscriptionArrangementServiceRevenueHBOLinearMember2019-01-012019-09-300000732717srt:MinimumMembert:DeferredCustomerContractAcquisitionCostsMember2020-09-300000732717srt:MinimumMembert:DeferredCustomerContractFulfillmentCostMember2020-09-300000732717t:DeferredCustomerContractFulfillmentCostMembersrt:MaximumMember2020-09-300000732717srt:MaximumMembert:DeferredCustomerContractAcquisitionCostsMember2020-09-300000732717us-gaap:OtherCurrentAssetsMembert:DeferredCustomerContractAcquisitionCostsMember2020-09-300000732717us-gaap:OtherCurrentAssetsMembert:DeferredCustomerContractAcquisitionCostsMember2019-12-310000732717us-gaap:OtherAssetsMembert:DeferredCustomerContractAcquisitionCostsMember2020-09-300000732717us-gaap:OtherAssetsMembert:DeferredCustomerContractAcquisitionCostsMember2019-12-310000732717t:DeferredCustomerContractAcquisitionCostsMember2020-09-300000732717t:DeferredCustomerContractAcquisitionCostsMember2019-12-310000732717t:DeferredCustomerContractFulfillmentCostMemberus-gaap:OtherCurrentAssetsMember2020-09-300000732717t:DeferredCustomerContractFulfillmentCostMemberus-gaap:OtherCurrentAssetsMember2019-12-310000732717us-gaap:OtherAssetsMembert:DeferredCustomerContractFulfillmentCostMember2020-09-300000732717us-gaap:OtherAssetsMembert:DeferredCustomerContractFulfillmentCostMember2019-12-310000732717t:DeferredCustomerContractFulfillmentCostMember2020-09-300000732717t:DeferredCustomerContractFulfillmentCostMember2019-12-310000732717t:DeferredCustomerContractAcquisitionCostsMember2020-01-012020-09-300000732717t:DeferredCustomerContractAcquisitionCostsMember2019-01-012019-09-300000732717t:DeferredCustomerContractFulfillmentCostMember2020-01-012020-09-300000732717t:DeferredCustomerContractFulfillmentCostMember2019-01-012019-09-30xbrli:pure00007327172020-10-012020-09-3000007327172022-01-012020-09-300000732717us-gaap:FundedPlanMemberus-gaap:PensionPlansDefinedBenefitMemberus-gaap:QualifiedPlanMember2020-07-012020-09-300000732717us-gaap:FundedPlanMemberus-gaap:PensionPlansDefinedBenefitMemberus-gaap:QualifiedPlanMember2019-07-012019-09-300000732717us-gaap:FundedPlanMemberus-gaap:PensionPlansDefinedBenefitMemberus-gaap:QualifiedPlanMember2020-01-012020-09-300000732717us-gaap:FundedPlanMemberus-gaap:PensionPlansDefinedBenefitMemberus-gaap:QualifiedPlanMember2019-01-012019-09-300000732717us-gaap:FundedPlanMemberus-gaap:OtherPostretirementBenefitPlansDefinedBenefitMemberus-gaap:QualifiedPlanMember2020-07-012020-09-300000732717us-gaap:FundedPlanMemberus-gaap:OtherPostretirementBenefitPlansDefinedBenefitMemberus-gaap:QualifiedPlanMember2019-07-012019-09-300000732717us-gaap:FundedPlanMemberus-gaap:OtherPostretirementBenefitPlansDefinedBenefitMemberus-gaap:QualifiedPlanMember2020-01-012020-09-300000732717us-gaap:FundedPlanMemberus-gaap:OtherPostretirementBenefitPlansDefinedBenefitMemberus-gaap:QualifiedPlanMember2019-01-012019-09-300000732717us-gaap:FundedPlanMemberus-gaap:QualifiedPlanMember2020-07-012020-09-300000732717us-gaap:FundedPlanMemberus-gaap:QualifiedPlanMember2019-07-012019-09-300000732717us-gaap:FundedPlanMemberus-gaap:QualifiedPlanMember2020-01-012020-09-300000732717us-gaap:FundedPlanMemberus-gaap:QualifiedPlanMember2019-01-012019-09-300000732717us-gaap:SupplementalEmployeeRetirementPlanDefinedBenefitMember2020-07-012020-09-300000732717us-gaap:SupplementalEmployeeRetirementPlanDefinedBenefitMember2019-07-012019-09-300000732717us-gaap:SupplementalEmployeeRetirementPlanDefinedBenefitMember2020-01-012020-09-300000732717us-gaap:SupplementalEmployeeRetirementPlanDefinedBenefitMember2019-01-012019-09-300000732717us-gaap:CarryingReportedAmountFairValueDisclosureMember2020-09-300000732717us-gaap:EstimateOfFairValueFairValueDisclosureMember2020-09-300000732717us-gaap:CarryingReportedAmountFairValueDisclosureMember2019-12-310000732717us-gaap:EstimateOfFairValueFairValueDisclosureMember2019-12-310000732717us-gaap:SecuritiesInvestmentMembercountry:USus-gaap:FairValueInputsLevel1Member2020-09-300000732717us-gaap:SecuritiesInvestmentMembercountry:USus-gaap:FairValueInputsLevel2Member2020-09-300000732717us-gaap:SecuritiesInvestmentMembercountry:USus-gaap:FairValueInputsLevel3Member2020-09-300000732717us-gaap:SecuritiesInvestmentMembercountry:US2020-09-300000732717us-gaap:SecuritiesInvestmentMemberus-gaap:FairValueInputsLevel1Memberus-gaap:NonUsMember2020-09-300000732717us-gaap:SecuritiesInvestmentMemberus-gaap:FairValueInputsLevel2Memberus-gaap:NonUsMember2020-09-300000732717us-gaap:SecuritiesInvestmentMemberus-gaap:FairValueInputsLevel3Memberus-gaap:NonUsMember2020-09-300000732717us-gaap:SecuritiesInvestmentMemberus-gaap:NonUsMember2020-09-300000732717us-gaap:FairValueInputsLevel1Memberus-gaap:FixedIncomeInvestmentsMember2020-09-300000732717us-gaap:FixedIncomeInvestmentsMemberus-gaap:FairValueInputsLevel2Member2020-09-300000732717us-gaap:FixedIncomeInvestmentsMemberus-gaap:FairValueInputsLevel3Member2020-09-300000732717us-gaap:FixedIncomeInvestmentsMember2020-09-300000732717us-gaap:FairValueInputsLevel1Member2020-09-300000732717us-gaap:FairValueInputsLevel2Member2020-09-300000732717us-gaap:FairValueInputsLevel3Member2020-09-300000732717us-gaap:CrossCurrencyInterestRateContractMemberus-gaap:FairValueInputsLevel1Member2020-09-300000732717us-gaap:CrossCurrencyInterestRateContractMemberus-gaap:FairValueInputsLevel2Member2020-09-300000732717us-gaap:CrossCurrencyInterestRateContractMemberus-gaap:FairValueInputsLevel3Member2020-09-300000732717us-gaap:CrossCurrencyInterestRateContractMember2020-09-300000732717us-gaap:FairValueInputsLevel1Memberus-gaap:ForeignExchangeContractMember2020-09-300000732717us-gaap:FairValueInputsLevel2Memberus-gaap:ForeignExchangeContractMember2020-09-300000732717us-gaap:ForeignExchangeContractMemberus-gaap:FairValueInputsLevel3Member2020-09-300000732717us-gaap:ForeignExchangeContractMember2020-09-300000732717us-gaap:SecuritiesInvestmentMembercountry:USus-gaap:FairValueInputsLevel1Member2019-12-310000732717us-gaap:SecuritiesInvestmentMembercountry:USus-gaap:FairValueInputsLevel2Member2019-12-310000732717us-gaap:SecuritiesInvestmentMembercountry:USus-gaap:FairValueInputsLevel3Member2019-12-310000732717us-gaap:SecuritiesInvestmentMembercountry:US2019-12-310000732717us-gaap:SecuritiesInvestmentMemberus-gaap:FairValueInputsLevel1Memberus-gaap:NonUsMember2019-12-310000732717us-gaap:SecuritiesInvestmentMemberus-gaap:FairValueInputsLevel2Memberus-gaap:NonUsMember2019-12-310000732717us-gaap:SecuritiesInvestmentMemberus-gaap:FairValueInputsLevel3Memberus-gaap:NonUsMember2019-12-310000732717us-gaap:SecuritiesInvestmentMemberus-gaap:NonUsMember2019-12-310000732717us-gaap:FairValueInputsLevel1Memberus-gaap:FixedIncomeInvestmentsMember2019-12-310000732717us-gaap:FixedIncomeInvestmentsMemberus-gaap:FairValueInputsLevel2Member2019-12-310000732717us-gaap:FixedIncomeInvestmentsMemberus-gaap:FairValueInputsLevel3Member2019-12-310000732717us-gaap:FixedIncomeInvestmentsMember2019-12-310000732717us-gaap:FairValueInputsLevel1Member2019-12-310000732717us-gaap:FairValueInputsLevel2Member2019-12-310000732717us-gaap:FairValueInputsLevel3Member2019-12-310000732717us-gaap:FairValueInputsLevel1Memberus-gaap:InterestRateSwapMember2019-12-310000732717us-gaap:FairValueInputsLevel2Memberus-gaap:InterestRateSwapMember2019-12-310000732717us-gaap:InterestRateSwapMemberus-gaap:FairValueInputsLevel3Member2019-12-310000732717us-gaap:InterestRateSwapMember2019-12-310000732717us-gaap:CrossCurrencyInterestRateContractMemberus-gaap:FairValueInputsLevel1Member2019-12-310000732717us-gaap:CrossCurrencyInterestRateContractMemberus-gaap:FairValueInputsLevel2Member2019-12-310000732717us-gaap:CrossCurrencyInterestRateContractMemberus-gaap:FairValueInputsLevel3Member2019-12-310000732717us-gaap:CrossCurrencyInterestRateContractMember2019-12-310000732717us-gaap:FairValueInputsLevel1Memberus-gaap:InterestRateLockCommitmentsMember2019-12-310000732717us-gaap:FairValueInputsLevel2Memberus-gaap:InterestRateLockCommitmentsMember2019-12-310000732717us-gaap:InterestRateLockCommitmentsMemberus-gaap:FairValueInputsLevel3Member2019-12-310000732717us-gaap:InterestRateLockCommitmentsMember2019-12-310000732717us-gaap:FairValueInputsLevel1Memberus-gaap:ForeignExchangeContractMember2019-12-310000732717us-gaap:FairValueInputsLevel2Memberus-gaap:ForeignExchangeContractMember2019-12-310000732717us-gaap:ForeignExchangeContractMemberus-gaap:FairValueInputsLevel3Member2019-12-310000732717us-gaap:ForeignExchangeContractMember2019-12-310000732717us-gaap:CashFlowHedgingMemberus-gaap:InterestRateLockCommitmentsMember2020-05-012020-05-30iso4217:EUR0000732717us-gaap:NetInvestmentHedgingMember2020-09-300000732717us-gaap:MeasurementInputEntityCreditRiskMember2020-09-300000732717us-gaap:MeasurementInputEntityCreditRiskMembert:EntertainmentGroupMembert:CommunicationsMember2020-09-300000732717us-gaap:InterestRateSwapMember2020-09-300000732717us-gaap:InterestRateSwapMember2019-12-310000732717us-gaap:CrossCurrencyInterestRateContractMember2020-09-300000732717us-gaap:CrossCurrencyInterestRateContractMember2019-12-310000732717us-gaap:InterestRateLockCommitmentsMember2020-09-300000732717us-gaap:InterestRateLockCommitmentsMember2019-12-310000732717us-gaap:ForeignExchangeContractMember2020-09-300000732717us-gaap:ForeignExchangeContractMember2019-12-310000732717us-gaap:InterestRateSwapMember2020-07-012020-09-300000732717us-gaap:InterestRateSwapMember2019-07-012019-09-300000732717us-gaap:InterestRateSwapMember2020-01-012020-09-300000732717us-gaap:InterestRateSwapMember2019-01-012019-09-300000732717us-gaap:CrossCurrencyInterestRateContractMember2020-07-012020-09-300000732717us-gaap:CrossCurrencyInterestRateContractMember2019-07-012019-09-300000732717us-gaap:CrossCurrencyInterestRateContractMember2020-01-012020-09-300000732717us-gaap:CrossCurrencyInterestRateContractMember2019-01-012019-09-300000732717us-gaap:ForeignExchangeContractMember2020-07-012020-09-300000732717us-gaap:ForeignExchangeContractMember2019-07-012019-09-300000732717us-gaap:ForeignExchangeContractMember2020-01-012020-09-300000732717us-gaap:ForeignExchangeContractMember2019-01-012019-09-300000732717us-gaap:ForeignExchangeContractMemberus-gaap:OtherNonoperatingIncomeExpenseMember2020-07-012020-09-300000732717us-gaap:ForeignExchangeContractMemberus-gaap:OtherNonoperatingIncomeExpenseMember2019-07-012019-09-300000732717us-gaap:ForeignExchangeContractMemberus-gaap:OtherNonoperatingIncomeExpenseMember2020-01-012020-09-300000732717us-gaap:ForeignExchangeContractMemberus-gaap:OtherNonoperatingIncomeExpenseMember2019-01-012019-09-300000732717us-gaap:InterestRateLockCommitmentsMember2020-07-012020-09-300000732717us-gaap:InterestRateLockCommitmentsMember2019-07-012019-09-300000732717us-gaap:InterestRateLockCommitmentsMember2020-01-012020-09-300000732717us-gaap:InterestRateLockCommitmentsMember2019-01-012019-09-300000732717us-gaap:InterestRateLockCommitmentsMemberus-gaap:InterestExpenseMember2020-07-012020-09-300000732717us-gaap:InterestRateLockCommitmentsMemberus-gaap:InterestExpenseMember2019-07-012019-09-300000732717us-gaap:InterestRateLockCommitmentsMemberus-gaap:InterestExpenseMember2020-01-012020-09-300000732717us-gaap:InterestRateLockCommitmentsMemberus-gaap:InterestExpenseMember2019-01-012019-09-300000732717t:WarnerMediaMembert:HboLatinAmericaGroupMember2020-05-012020-05-310000732717t:WarnerMediaMembert:HboLatinAmericaGroupMember2020-05-310000732717us-gaap:DistributionRightsMembert:WarnerMediaMembert:HboLatinAmericaGroupMember2020-05-310000732717us-gaap:LicensingAgreementsMember2020-06-012020-06-300000732717t:FibertowerCorporationMembert:Ghz39LicensesMember2020-03-310000732717t:FibertowerCorporationMembert:Ghz39LicensesMember2020-01-012020-03-310000732717t:FibertowerCorporationMembert:Ghz39LicensesMember2020-01-012020-06-300000732717us-gaap:LicensingAgreementsMember2020-04-012020-06-300000732717us-gaap:LicensingAgreementsMember2020-01-012020-06-300000732717t:CMEMemberus-gaap:SubsequentEventMember2020-10-130000732717t:CMEMemberus-gaap:SubsequentEventMember2020-10-132020-10-130000732717t:PuertoRicoAndUSVirginIslandsOperationsMemberus-gaap:DiscontinuedOperationsDisposedOfBySaleMemberus-gaap:SubsequentEventMember2020-10-310000732717t:PuertoRicoAndUSVirginIslandsOperationsMemberus-gaap:DiscontinuedOperationsDisposedOfBySaleMemberus-gaap:SubsequentEventMember2020-10-312020-10-310000732717t:EquipmentInstallmentProgramMember2020-09-300000732717t:RevolvingReceivablesProgramMember2020-09-300000732717t:EquipmentInstallmentProgramMember2019-12-310000732717t:RevolvingReceivablesProgramMember2019-12-310000732717us-gaap:NotesReceivableMembert:EquipmentInstallmentProgramMember2020-09-300000732717t:RevolvingReceivablesProgramMemberus-gaap:NotesReceivableMember2020-09-300000732717us-gaap:NotesReceivableMembert:EquipmentInstallmentProgramMember2019-12-310000732717t:RevolvingReceivablesProgramMemberus-gaap:NotesReceivableMember2019-12-310000732717t:EquipmentInstallmentProgramMemberus-gaap:TradeAccountsReceivableMember2020-09-300000732717t:RevolvingReceivablesProgramMemberus-gaap:TradeAccountsReceivableMember2020-09-300000732717t:EquipmentInstallmentProgramMemberus-gaap:TradeAccountsReceivableMember2019-12-310000732717t:RevolvingReceivablesProgramMemberus-gaap:TradeAccountsReceivableMember2019-12-310000732717t:EquipmentInstallmentProgramMember2020-07-012020-09-300000732717t:EquipmentInstallmentProgramMember2019-07-012019-09-300000732717t:EquipmentInstallmentProgramMember2020-01-012020-09-300000732717t:EquipmentInstallmentProgramMember2019-01-012019-09-300000732717t:DeferredPurchasePriceMembert:EquipmentInstallmentProgramMember2020-09-300000732717t:DeferredPurchasePriceMembert:EquipmentInstallmentProgramMember2019-12-310000732717t:DeferredPurchasePriceMembert:EquipmentInstallmentProgramMemberus-gaap:OtherCurrentAssetsMember2020-09-300000732717t:DeferredPurchasePriceMembert:EquipmentInstallmentProgramMemberus-gaap:OtherCurrentAssetsMember2019-12-310000732717t:EquipmentInstallmentProgramMemberus-gaap:GuaranteeObligationsMember2020-09-300000732717t:EquipmentInstallmentProgramMemberus-gaap:GuaranteeObligationsMember2019-12-310000732717t:EquipmentInstallmentProgramMemberus-gaap:AccountsPayableAndAccruedLiabilitiesMemberus-gaap:GuaranteeObligationsMember2020-09-300000732717t:EquipmentInstallmentProgramMemberus-gaap:AccountsPayableAndAccruedLiabilitiesMemberus-gaap:GuaranteeObligationsMember2019-12-310000732717t:RevolvingReceivablesProgramMember2019-01-012019-12-310000732717t:RevolvingReceivablesProgramMember2020-01-012020-03-310000732717t:RevolvingReceivablesProgramMember2020-04-012020-06-300000732717srt:MaximumMember2020-09-300000732717us-gaap:SeriesAPreferredStockMember2020-01-012020-09-30iso4217:EURxbrli:shares0000732717us-gaap:SeriesBPreferredStockMember2020-01-012020-09-300000732717us-gaap:SeriesCPreferredStockMember2020-01-012020-09-300000732717t:TelcoLLCMember2020-09-300000732717t:TelcoLLCMember2020-09-012020-09-300000732717us-gaap:LicensingAgreementsMember2020-01-012020-09-300000732717us-gaap:LicensingAgreementsMember2019-01-012019-09-300000732717t:VendorFinancingProgramMember2020-01-012020-09-300000732717t:VendorFinancingProgramMember2019-01-012019-09-300000732717srt:MinimumMember2020-01-012020-09-300000732717srt:MaximumMember2020-01-012020-09-300000732717t:NotesAndDebenturesMember2020-09-300000732717t:TermCreditAgreementsMembert:BankOfAmericaNaMember2020-04-300000732717t:TermCreditAgreementsMembert:BankOfAmericaNaMember2020-05-012020-05-310000732717t:AttGlobalNotesDue2027To2060Member2020-04-012020-06-300000732717t:AttGlobalNotesDue2028To2038Member2020-04-012020-06-300000732717t:AttGlobalNotesDue2028To2061Member2020-07-012020-09-300000732717t:AttGlobalNotesDue2020To2047Member2020-04-012020-06-300000732717t:TermCreditAgreementsMember2020-04-012020-06-300000732717us-gaap:OtherDebtSecuritiesMember2020-04-012020-06-300000732717t:GlobalNotesDue2022Member2020-07-012020-09-300000732717t:GlobalNotesDue2022To2023Member2020-07-012020-09-300000732717t:FloatingRateNotesDue2020Member2020-07-012020-09-30iso4217:ZAR0000732717t:SkyServicosDeBandaLargaLtdaFloatingRatePrivateLoanDue2021Member2020-07-012020-09-300000732717t:SkyServicosDeBandaLargaLtdaFloatingRatePrivateLoanDue2021Member2018-04-012018-04-300000732717t:GlobalNotesAndSubsidiaryNotesDue2021To2025Member2020-07-012020-09-300000732717t:ATTAndSubsidiaryNotesDue2031To2058Member2020-07-012020-09-300000732717t:ThreeNewSeriesOfGlobalNotesDue2053To2059Member2020-07-012020-09-300000732717t:LongTermDebtIssuanceMembert:NotesAndDebenturesMember2020-09-300000732717t:LongTermDebtRedemptionsMembert:NotesAndDebenturesMember2020-09-30

UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
FORM 10-Q
(Mark One)
QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d)
OF THE SECURITIES EXCHANGE ACT OF 1934
For the quarterly period ended September 30, 2020

or
TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d)
OF THE SECURITIES EXCHANGE ACT OF 1934

For the transition period from to
Commission File Number 001-8610

AT&T INC.

Incorporated under the laws of the State of Delaware
I.R.S. Employer Identification Number 43-1301883

208 S. Akard St., Dallas, Texas 75202
Telephone Number: (210) 821-4105

Securities registered pursuant to Section 12(b) of the Act
  Name of each exchange
Title of each classTrading Symbol(s)on which registered
Common Shares (Par Value $1.00 Per Share)TNew York Stock Exchange
Depositary Shares, each representing a 1/1000th interest in a
share of 5.000% Perpetual Preferred Stock, Series A
T PRANew York Stock Exchange
Depositary Shares, each representing a 1/1000th interest in a
share of 4.750% Perpetual Preferred Stock, Series C
T PRCNew York Stock Exchange
AT&T Inc. 1.875% Global Notes due December 4, 2020T 20New York Stock Exchange
AT&T Inc. 2.650% Global Notes due December 17, 2021T 21BNew York Stock Exchange
AT&T Inc. 1.450% Global Notes due June 1, 2022T 22BNew York Stock Exchange
AT&T Inc. 2.500% Global Notes due March 15, 2023T 23New York Stock Exchange
AT&T Inc. 2.750% Global Notes due May 19, 2023T 23CNew York Stock Exchange
AT&T Inc. Floating Rate Global Notes due September 5, 2023T 23DNew York Stock Exchange
AT&T Inc. 1.050% Global Notes due September 5, 2023T 23ENew York Stock Exchange
AT&T Inc. 1.300% Global Notes due September 5, 2023T 23ANew York Stock Exchange
AT&T Inc. 1.950% Global Notes due September 15, 2023T 23FNew York Stock Exchange
AT&T Inc. 2.400% Global Notes due March 15, 2024T 24ANew York Stock Exchange
AT&T Inc. 3.500% Global Notes due December 17, 2025T 25New York Stock Exchange
AT&T Inc. 0.250% Global Notes due March 4, 2026T 26ENew York Stock Exchange
AT&T Inc. 1.800% Global Notes due September 5, 2026T 26DNew York Stock Exchange
  Name of each exchange
Title of each classTrading Symbol(s)on which registered
AT&T Inc. 2.900% Global Notes due December 4, 2026T 26ANew York Stock Exchange
AT&T Inc. 1.600% Global Notes due May 19, 2028T 28CNew York Stock Exchange
AT&T Inc. 2.350% Global Notes due September 5, 2029T 29DNew York Stock Exchange
AT&T Inc. 4.375% Global Notes due September 14, 2029T 29BNew York Stock Exchange
AT&T Inc. 2.600% Global Notes due December 17, 2029T 29ANew York Stock Exchange
AT&T Inc. 0.800% Global Notes due March 4, 2030T 30BNew York Stock Exchange
AT&T Inc. 2.050% Global Notes due May 19, 2032T 32ANew York Stock Exchange
AT&T Inc. 3.550% Global Notes due December 17, 2032T 32New York Stock Exchange
AT&T Inc. 5.200% Global Notes due November 18, 2033T 33New York Stock Exchange
AT&T Inc. 3.375% Global Notes due March 15, 2034T 34New York Stock Exchange
AT&T Inc. 2.450% Global Notes due March 15, 2035T 35New York Stock Exchange
AT&T Inc. 3.150% Global Notes due September 4, 2036T 36ANew York Stock Exchange
AT&T Inc. 2.600% Global Notes due May 19, 2038T 38CNew York Stock Exchange
AT&T Inc. 1.800% Global Notes due September 14, 2039T 39BNew York Stock Exchange
AT&T Inc. 7.000% Global Notes due April 30, 2040T 40New York Stock Exchange
AT&T Inc. 4.250% Global Notes due June 1, 2043T 43New York Stock Exchange
AT&T Inc. 4.875% Global Notes due June 1, 2044T 44New York Stock Exchange
AT&T Inc. 4.000% Global Notes due June 1, 2049T 49ANew York Stock Exchange
AT&T Inc. 4.250% Global Notes due March 1, 2050T 50New York Stock Exchange
AT&T Inc. 3.750% Global Notes due September 1, 2050T 50ANew York Stock Exchange
AT&T Inc. 5.350% Global Notes due November 1, 2066TBBNew York Stock Exchange
AT&T Inc. 5.625% Global Notes due August 1, 2067TBCNew York Stock Exchange

Indicate by check mark whether the registrant (1) has filed all reports required to be filed by Section 13 of 15(d) of the Securities Exchange Act of 1934 during the preceding 12 months (or for such shorter period that the registrant was required to file such reports), and (2) has been subject to such filing requirements for the past 90 days.
Yes No

Indicate by check mark whether the registrant has submitted electronically every Interactive Data File required to be submitted pursuant to Rule 405 of Regulation S-T during the preceding 12 months (or for such shorter period that the registrant was required to submit such files).
Yes No

Indicate by check mark whether the registrant is a large accelerated filer, an accelerated filer, a non-accelerated filer, a smaller reporting company, or emerging growth company. See definition of “accelerated filer,” “large accelerated filer,” “smaller reporting company” and “emerging growth company” in Rule 12b-2 of the Exchange Act.
Large Accelerated FilerAccelerated Filer
Non-accelerated filerSmaller reporting company
  Emerging growth company
If an emerging growth company, indicate by checkmark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act.
Yes No

Indicate by check mark whether the registrant is a shell company (as defined in Rule 12b-2 of the Exchange Act).
Yes No

At October 31, 2020, there were 7,126 million common shares outstanding.


AT&T INC.
SEPTEMBER 30, 2020
PART I - FINANCIAL INFORMATION
Item 1. Financial Statements

AT&T INC.
CONSOLIDATED STATEMENTS OF INCOME
Dollars in millions except per share amounts
(Unaudited)
 Three months endedNine months ended
 September 30,September 30,
 2020201920202019
Operating Revenues    
Service$37,782 $40,317 $113,716 $122,024 
Equipment4,558 4,271 12,353 12,348 
Total operating revenues42,340 44,588 126,069 134,372 
Operating Expenses
Cost of revenues
Equipment4,552 4,484 12,622 13,047 
Broadcast, programming and operations6,912 7,066 19,555 22,448 
Other cost of revenues (exclusive of depreciation and
amortization shown separately below)
8,375 8,604 24,833 25,910 
Selling, general and administrative9,266 9,584 27,857 29,077 
Asset impairments and abandonments73  2,515  
Depreciation and amortization7,030 6,949 21,537 21,256 
Total operating expenses36,208 36,687 108,919 111,738 
Operating Income6,132 7,901 17,150 22,634 
Other Income (Expense)
Interest expense(1,972)(2,083)(6,031)(6,373)
Equity in net income (loss) of affiliates5 3 (11)36 
Other income (expense) — net
(231)(935)1,589 (967)
Total other income (expense)(2,198)(3,015)(4,453)(7,304)
Income Before Income Taxes3,934 4,886 12,697 15,330 
Income tax expense766 937 3,003 3,059 
Net Income3,168 3,949 9,694 12,271 
Less: Net Income Attributable to Noncontrolling Interest(352)(249)(987)(762)
Net Income Attributable to AT&T$2,816 $3,700 $8,707 $11,509 
Less: Preferred Stock Dividends(54) (138) 
Net Income Attributable to Common Stock$2,762 $3,700 $8,569 $11,509 
Basic Earnings Per Share Attributable to
Common Stock
$0.39 $0.50 $1.19 $1.57 
Diluted Earnings Per Share Attributable to
Common Stock
$0.39 $0.50 $1.19 $1.57 
Weighted Average Number of Common Shares
Outstanding — Basic (in millions)
7,147 7,327 7,160 7,321 
Weighted Average Number of Common Shares
Outstanding with Dilution (in millions)
7,173 7,356 7,186 7,350 
See Notes to Consolidated Financial Statements.

3


AT&T INC.    
CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME   
Dollars in millions    
(Unaudited)    
 Three months endedNine months ended
 September 30,September 30,
 2020201920202019
Net income$3,168 $3,949 $9,694 $12,271 
Other comprehensive income (loss), net of tax:
Foreign currency:
Translation adjustment (includes $(2), $(17), $(61) and
$(15) attributable to noncontrolling interest), net of taxes
of $47, $(69), $(150) and $(21)
90 (342)(1,459)(181)
Securities:
Net unrealized gains (losses), net of taxes of $1, $7, $28
and $22
1 25 81 67 
Derivative instruments:
Net unrealized gains (losses), net of taxes of $229, $(168),
$(574) and $(299)
860 (516)(2,166)(1,006)
Reclassification adjustment included in net income,
net of taxes of $7, $2, $11 and $7
27 7 44 24 
Defined benefit postretirement plans:
Amortization of net prior service credit included in net
income, net of taxes of $(150), $(112), $(451) and $(332)
(460)(343)(1,382)(1,031)
Other comprehensive income (loss)518 (1,169)(4,882)(2,127)
Total comprehensive income3,686 2,780 4,812 10,144 
Less: Total comprehensive income attributable to
noncontrolling interest
(350)(232)(926)(747)
Total Comprehensive Income Attributable to AT&T$3,336 $2,548 $3,886 $9,397 
See Notes to Consolidated Financial Statements.

4


AT&T INC.
CONSOLIDATED BALANCE SHEETS
Dollars in millions except per share amounts
 September 30, 2020December 31, 2019
Assets(Unaudited) 
Current Assets  
Cash and cash equivalents$9,758 $12,130 
Accounts receivable — net of related allowances for credit loss of $1,386 and $1,235
19,379 22,636 
Prepaid expenses1,420 1,631 
Other current assets19,414 18,364 
Total current assets49,971 54,761 
Noncurrent Inventories and Theatrical Film and Television Production Costs13,948 12,434 
Property, plant and equipment333,797 333,538 
Less: accumulated depreciation and amortization(205,075)(203,410)
Property, Plant and Equipment — Net128,722 130,128 
Goodwill143,688 146,241 
Licenses — Net98,397 97,907 
Trademarks and Trade Names — Net23,575 23,567 
Distribution Networks — Net14,249 15,345 
Other Intangible Assets — Net17,523 20,798 
Investments in and Advances to Equity Affiliates2,325 3,695 
Operating Lease Right-Of-Use Assets24,546 24,039 
Other Assets21,609 22,754 
Total Assets$538,553 $551,669 
Liabilities and Stockholders’ Equity
Current Liabilities
Debt maturing within one year$5,898 $11,838 
Accounts payable and accrued liabilities42,728 45,956 
Advanced billings and customer deposits5,862 6,124 
Accrued taxes1,336 1,212 
Dividends payable3,741 3,781 
Total current liabilities59,565 68,911 
Long-Term Debt152,980 151,309 
Deferred Credits and Other Noncurrent Liabilities
Deferred income taxes60,448 59,502 
Postemployment benefit obligation17,928 18,788 
Operating lease liabilities22,056 21,804 
Other noncurrent liabilities30,520 29,421 
Total deferred credits and other noncurrent liabilities130,952 129,515 
Stockholders’ Equity
Preferred stock ($1 par value, 10,000,000 authorized):
Series A (48,000 issued and outstanding at September 30, 2020 and December 31, 2019)
  
Series B (20,000 issued and outstanding at September 30, 2020 and 0 issued and
outstanding at December 31, 2019)
  
Series C (70,000 issued and outstanding at September 30, 2020 and 0 issued and
outstanding at December 31, 2019)
  
Common stock ($1 par value, 14,000,000,000 authorized at September 30, 2020 and
December 31, 2019: issued 7,620,748,598 at September 30, 2020 and December 31, 2019)
7,621 7,621 
Additional paid-in capital130,139 126,279 
Retained earnings55,094 57,936 
Treasury stock (495,703,331 at September 30, 2020 and 366,193,458 at December 31, 2019,
 at cost)
(17,950)(13,085)
Accumulated other comprehensive income649 5,470 
Noncontrolling interest19,503 17,713 
Total stockholders’ equity195,056 201,934 
Total Liabilities and Stockholders’ Equity$538,553 $551,669 
See Notes to Consolidated Financial Statements.
5


AT&T INC.
CONSOLIDATED STATEMENTS OF CASH FLOWS
Dollars in millions
(Unaudited)  
 Nine months ended
 September 30,
 20202019
Operating Activities  
Net income$9,694 $12,271 
Adjustments to reconcile net income to net cash provided by operating activities:
   Depreciation and amortization21,537 21,256 
   Amortization of television and film costs6,448 7,059 
   Undistributed earnings from investments in equity affiliates108 81 
   Provision for uncollectible accounts1,611 1,855 
   Deferred income tax expense2,248 1,039 
   Net (gain) loss on investments, net of impairments(689)(1,014)
   Pension and postretirement benefit expense (credit)(2,245)(1,297)
Actuarial (gain) loss on pension and postretirement benefits63 4,048 
Asset impairments and abandonments2,515  
Changes in operating assets and liabilities:
   Receivables2,321 2,503 
   Other current assets, inventories and theatrical film and television production costs(7,836)(9,337)
   Accounts payable and other accrued liabilities(4,905)(936)
   Equipment installment receivables and related sales(148)848 
   Deferred customer contract acquisition and fulfillment costs453 (796)
Postretirement claims and contributions(409)(635)
Other - net2,282 (