0.0025false--12-31Q320190000895126707000000711000000100000020000000.010.012000000000300000000091371551219541509510.080.080.080.05750.053750.048750.0750.070.068750.068750.061250.02251.45370.48770.13370.24620200000010000000.010.0120000000200000007700004630001811000255900056034585563458755000000755000000P3YP3YP3YP3Y0000000073389094103679502355635194000073389094103679502355635194000000900000016710000000090000001671000000324655356235923050914990335333726739034161743147437301296864 0000895126 2019-01-01 2019-09-30 0000895126 2019-10-31 0000895126 chk:SixPointEightSevenFivePercentSeniorNotesDueTwoThousandTwentyMember 2019-01-01 2019-09-30 0000895126 chk:SixPointOneTwoFivePercentSeniorNotesDueTwoThousandTwentyOneMember 2019-01-01 2019-09-30 0000895126 chk:FourPointFiveZeroPercentageCumulativeComvertiblePreferredStockMember 2019-01-01 2019-09-30 0000895126 chk:FourPointEightSevenFivePercentSeniorNotesDueTwoThousandTwentyTwoMember 2019-01-01 2019-09-30 0000895126 chk:FivePointSevenFivePercentSeniorNotesdueTwentyTwentyThreeMember 2019-01-01 2019-09-30 0000895126 chk:FivePointThreeSevenFivePercentSeniorNotesdueTwentyTwentyOneMember 2019-01-01 2019-09-30 0000895126 chk:SixPointSixTwoFivePercentSeniorNotesDueTwoThousandTwentyMember 2019-01-01 2019-09-30 0000895126 us-gaap:CommonClassAMember 2019-01-01 2019-09-30 0000895126 2019-09-30 0000895126 2018-12-31 0000895126 us-gaap:VariableInterestEntityPrimaryBeneficiaryMember 2019-09-30 0000895126 us-gaap:VariableInterestEntityPrimaryBeneficiaryMember 2018-12-31 0000895126 2018-07-01 2018-09-30 0000895126 us-gaap:NaturalGasGatheringTransportationMarketingAndProcessingMember 2018-07-01 2018-09-30 0000895126 2019-07-01 2019-09-30 0000895126 2018-01-01 2018-09-30 0000895126 chk:OilandGasProductionMember 2019-01-01 2019-09-30 0000895126 chk:OilandGasProductionMember 2018-01-01 2018-09-30 0000895126 us-gaap:ManufacturedProductOtherMember 2018-07-01 2018-09-30 0000895126 us-gaap:OilAndGasExplorationAndProductionMember 2019-01-01 2019-09-30 0000895126 chk:OilandGasGatheringProcessingandTransportationMember 2018-07-01 2018-09-30 0000895126 chk:OilandGasandMarketingMember 2018-01-01 2018-09-30 0000895126 chk:OilandGasandMarketingMember 2019-07-01 2019-09-30 0000895126 us-gaap:NaturalGasGatheringTransportationMarketingAndProcessingMember 2018-01-01 2018-09-30 0000895126 chk:OilandGasandMarketingMember 2018-07-01 2018-09-30 0000895126 chk:OilandGasGatheringProcessingandTransportationMember 2019-07-01 2019-09-30 0000895126 us-gaap:NaturalGasGatheringTransportationMarketingAndProcessingMember 2019-01-01 2019-09-30 0000895126 chk:OilandGasGatheringProcessingandTransportationMember 2019-01-01 2019-09-30 0000895126 chk:OilandGasProductionMember 2018-07-01 2018-09-30 0000895126 us-gaap:ManufacturedProductOtherMember 2018-01-01 2018-09-30 0000895126 us-gaap:OilAndGasMember 2019-07-01 2019-09-30 0000895126 us-gaap:OilAndGasExplorationAndProductionMember 2018-01-01 2018-09-30 0000895126 us-gaap:NaturalGasGatheringTransportationMarketingAndProcessingMember 2019-07-01 2019-09-30 0000895126 chk:OilandGasGatheringProcessingandTransportationMember 2018-01-01 2018-09-30 0000895126 us-gaap:OilAndGasExplorationAndProductionMember 2018-07-01 2018-09-30 0000895126 us-gaap:OilAndGasMember 2018-07-01 2018-09-30 0000895126 us-gaap:OilAndGasExplorationAndProductionMember 2019-07-01 2019-09-30 0000895126 chk:OilandGasandMarketingMember 2019-01-01 2019-09-30 0000895126 us-gaap:ManufacturedProductOtherMember 2019-01-01 2019-09-30 0000895126 us-gaap:ManufacturedProductOtherMember 2019-07-01 2019-09-30 0000895126 us-gaap:OilAndGasMember 2019-01-01 2019-09-30 0000895126 chk:OilandGasProductionMember 2019-07-01 2019-09-30 0000895126 us-gaap:OilAndGasMember 2018-01-01 2018-09-30 0000895126 chk:ChangesInDivestedProvedAndUnprovedPropertiesMember 2018-01-01 2018-09-30 0000895126 chk:ChangeInAccruedDrillingAndCompletionCostsMember 2019-01-01 2019-09-30 0000895126 2018-09-30 0000895126 chk:ChangeInAccruedDrillingAndCompletionCostsMember 2018-01-01 2018-09-30 0000895126 chk:ChangesInDivestedProvedAndUnprovedPropertiesMember 2019-01-01 2019-09-30 0000895126 2017-12-31 0000895126 us-gaap:AdditionalPaidInCapitalMember 2019-09-30 0000895126 us-gaap:NoncontrollingInterestMember 2019-06-30 0000895126 chk:PreferredStockExchangedforSharesofCommonStockMember us-gaap:AdditionalPaidInCapitalMember 2019-01-01 2019-09-30 0000895126 us-gaap:CommonStockMember 2018-09-30 0000895126 us-gaap:NoncontrollingInterestMember 2019-01-01 2019-09-30 0000895126 us-gaap:TreasuryStockMember 2018-06-30 0000895126 us-gaap:AdditionalPaidInCapitalMember 2019-07-01 2019-09-30 0000895126 us-gaap:PreferredStockMember 2019-01-01 2019-09-30 0000895126 us-gaap:PreferredStockMember 2019-09-30 0000895126 us-gaap:CommonStockMember 2018-01-01 2018-09-30 0000895126 us-gaap:ParentMember 2018-09-30 0000895126 us-gaap:NoncontrollingInterestMember 2018-09-30 0000895126 chk:ContingentConvertibleSeniorNotesExchangedforSharesofCommonStockMember us-gaap:AdditionalPaidInCapitalMember 2019-07-01 2019-09-30 0000895126 chk:ContingentConvertibleSeniorNotesExchangedforSharesofCommonStockMember us-gaap:AdditionalPaidInCapitalMember 2018-01-01 2018-09-30 0000895126 us-gaap:AdditionalPaidInCapitalMember 2019-01-01 2019-09-30 0000895126 chk:PreferredStockExchangedforSharesofCommonStockMember us-gaap:AdditionalPaidInCapitalMember 2018-07-01 2018-09-30 0000895126 chk:SeniorNotesExchangedforSharesofCommonStockMember us-gaap:AdditionalPaidInCapitalMember 2018-07-01 2018-09-30 0000895126 us-gaap:AdditionalPaidInCapitalMember 2018-01-01 2018-09-30 0000895126 us-gaap:CommonStockMember 2019-09-30 0000895126 chk:PreferredStockExchangedforSharesofCommonStockMember us-gaap:AdditionalPaidInCapitalMember 2019-07-01 2019-09-30 0000895126 us-gaap:CommonStockMember 2019-07-01 2019-09-30 0000895126 us-gaap:AdditionalPaidInCapitalMember 2018-09-30 0000895126 us-gaap:PreferredStockMember 2019-06-30 0000895126 us-gaap:TreasuryStockMember 2019-06-30 0000895126 chk:PreferredStockExchangedforSharesofCommonStockMember us-gaap:AdditionalPaidInCapitalMember 2018-01-01 2018-09-30 0000895126 us-gaap:AccumulatedOtherComprehensiveIncomeMember 2017-12-31 0000895126 us-gaap:RetainedEarningsMember 2019-01-01 2019-09-30 0000895126 us-gaap:TreasuryStockMember 2019-07-01 2019-09-30 0000895126 us-gaap:AdditionalPaidInCapitalMember 2018-07-01 2018-09-30 0000895126 us-gaap:PreferredStockMember 2018-12-31 0000895126 us-gaap:AdditionalPaidInCapitalMember 2018-06-30 0000895126 us-gaap:TreasuryStockMember 2018-12-31 0000895126 us-gaap:NoncontrollingInterestMember 2018-12-31 0000895126 us-gaap:NoncontrollingInterestMember 2017-12-31 0000895126 us-gaap:AccumulatedOtherComprehensiveIncomeMember 2018-07-01 2018-09-30 0000895126 us-gaap:NoncontrollingInterestMember 2018-07-01 2018-09-30 0000895126 us-gaap:RetainedEarningsMember 2018-09-30 0000895126 us-gaap:RetainedEarningsMember 2018-07-01 2018-09-30 0000895126 us-gaap:AccumulatedOtherComprehensiveIncomeMember 2018-01-01 2018-09-30 0000895126 us-gaap:PreferredStockMember 2018-01-01 2018-09-30 0000895126 us-gaap:TreasuryStockMember 2018-09-30 0000895126 us-gaap:RetainedEarningsMember 2017-12-31 0000895126 us-gaap:NoncontrollingInterestMember 2018-01-01 2018-09-30 0000895126 us-gaap:NoncontrollingInterestMember 2019-07-01 2019-09-30 0000895126 chk:SeniorNotesExchangedforSharesofCommonStockMember us-gaap:AdditionalPaidInCapitalMember 2018-01-01 2018-09-30 0000895126 us-gaap:AdditionalPaidInCapitalMember 2018-12-31 0000895126 us-gaap:RetainedEarningsMember 2018-12-31 0000895126 us-gaap:RetainedEarningsMember 2019-07-01 2019-09-30 0000895126 us-gaap:PreferredStockMember 2019-07-01 2019-09-30 0000895126 us-gaap:RetainedEarningsMember 2019-06-30 0000895126 us-gaap:PreferredStockMember 2018-09-30 0000895126 us-gaap:AdditionalPaidInCapitalMember 2017-12-31 0000895126 us-gaap:RetainedEarningsMember 2018-01-01 2018-09-30 0000895126 us-gaap:AccumulatedOtherComprehensiveIncomeMember 2018-09-30 0000895126 us-gaap:AccumulatedOtherComprehensiveIncomeMember 2019-07-01 2019-09-30 0000895126 us-gaap:CommonStockMember 2019-06-30 0000895126 chk:ContingentConvertibleSeniorNotesExchangedforSharesofCommonStockMember us-gaap:AdditionalPaidInCapitalMember 2018-07-01 2018-09-30 0000895126 us-gaap:TreasuryStockMember 2019-01-01 2019-09-30 0000895126 us-gaap:CommonStockMember 2018-06-30 0000895126 us-gaap:TreasuryStockMember 2019-09-30 0000895126 us-gaap:RetainedEarningsMember 2019-09-30 0000895126 us-gaap:TreasuryStockMember 2018-01-01 2018-09-30 0000895126 us-gaap:CommonStockMember 2018-07-01 2018-09-30 0000895126 us-gaap:NoncontrollingInterestMember 2019-09-30 0000895126 us-gaap:RetainedEarningsMember 2018-06-30 0000895126 us-gaap:ParentMember 2019-09-30 0000895126 us-gaap:TreasuryStockMember 2017-12-31 0000895126 us-gaap:AccumulatedOtherComprehensiveIncomeMember 2019-09-30 0000895126 chk:SeniorNotesExchangedforSharesofCommonStockMember us-gaap:AdditionalPaidInCapitalMember 2019-07-01 2019-09-30 0000895126 us-gaap:AdditionalPaidInCapitalMember 2019-06-30 0000895126 us-gaap:CommonStockMember 2019-01-01 2019-09-30 0000895126 us-gaap:TreasuryStockMember 2018-07-01 2018-09-30 0000895126 us-gaap:PreferredStockMember 2018-07-01 2018-09-30 0000895126 us-gaap:AccumulatedOtherComprehensiveIncomeMember 2019-01-01 2019-09-30 0000895126 us-gaap:AccumulatedOtherComprehensiveIncomeMember 2019-06-30 0000895126 us-gaap:PreferredStockMember 2018-06-30 0000895126 chk:ContingentConvertibleSeniorNotesExchangedforSharesofCommonStockMember us-gaap:AdditionalPaidInCapitalMember 2019-01-01 2019-09-30 0000895126 us-gaap:CommonStockMember 2017-12-31 0000895126 us-gaap:NoncontrollingInterestMember 2018-06-30 0000895126 us-gaap:RetainedEarningsMember 2018-01-01 0000895126 us-gaap:PreferredStockMember 2017-12-31 0000895126 us-gaap:CommonStockMember 2018-12-31 0000895126 us-gaap:AccumulatedOtherComprehensiveIncomeMember 2018-06-30 0000895126 us-gaap:RetainedEarningsMember 2019-01-01 0000895126 us-gaap:AccumulatedOtherComprehensiveIncomeMember 2018-12-31 0000895126 chk:SeniorNotesExchangedforSharesofCommonStockMember us-gaap:AdditionalPaidInCapitalMember 2019-01-01 2019-09-30 0000895126 chk:AdjustmentSuccessfulEffortsAccountingMethodMember 2018-07-01 2018-09-30 0000895126 us-gaap:PreviousAccountingGuidanceMember 2018-07-01 2018-09-30 0000895126 us-gaap:PreviousAccountingGuidanceMember 2018-01-01 2018-09-30 0000895126 chk:AdjustmentSuccessfulEffortsAccountingMethodMember 2018-01-01 2018-09-30 0000895126 chk:AdjustmentSuccessfulEffortsAccountingMethodMember us-gaap:PreferredStockMember 2019-07-01 2019-09-30 0000895126 chk:AdjustmentSuccessfulEffortsAccountingMethodMember us-gaap:AdditionalPaidInCapitalMember 2019-09-30 0000895126 us-gaap:PreviousAccountingGuidanceMember us-gaap:PreferredStockMember 2019-07-01 2019-09-30 0000895126 chk:AdjustmentSuccessfulEffortsAccountingMethodMember chk:SeniorNotesExchangedforSharesofCommonStockMember us-gaap:AdditionalPaidInCapitalMember 2019-07-01 2019-09-30 0000895126 chk:AdjustmentSuccessfulEffortsAccountingMethodMember us-gaap:AdditionalPaidInCapitalMember 2019-07-01 2019-09-30 0000895126 chk:AdjustmentSuccessfulEffortsAccountingMethodMember us-gaap:RetainedEarningsMember 2019-09-30 0000895126 chk:AdjustmentSuccessfulEffortsAccountingMethodMember us-gaap:NoncontrollingInterestMember 2019-07-01 2019-09-30 0000895126 us-gaap:PreviousAccountingGuidanceMember us-gaap:AdditionalPaidInCapitalMember 2019-06-30 0000895126 chk:AdjustmentSuccessfulEffortsAccountingMethodMember us-gaap:TreasuryStockMember 2019-06-30 0000895126 us-gaap:PreviousAccountingGuidanceMember us-gaap:PreferredStockMember 2019-06-30 0000895126 chk:AdjustmentSuccessfulEffortsAccountingMethodMember us-gaap:NoncontrollingInterestMember 2019-09-30 0000895126 us-gaap:PreviousAccountingGuidanceMember us-gaap:ParentMember 2019-09-30 0000895126 chk:AdjustmentSuccessfulEffortsAccountingMethodMember us-gaap:CommonStockMember 2019-06-30 0000895126 us-gaap:PreviousAccountingGuidanceMember us-gaap:CommonStockMember 2019-06-30 0000895126 chk:AdjustmentSuccessfulEffortsAccountingMethodMember us-gaap:AdditionalPaidInCapitalMember 2019-06-30 0000895126 us-gaap:PreviousAccountingGuidanceMember us-gaap:AccumulatedOtherComprehensiveIncomeMember 2019-07-01 2019-09-30 0000895126 us-gaap:PreviousAccountingGuidanceMember us-gaap:NoncontrollingInterestMember 2019-07-01 2019-09-30 0000895126 chk:AdjustmentSuccessfulEffortsAccountingMethodMember us-gaap:TreasuryStockMember 2019-07-01 2019-09-30 0000895126 chk:AdjustmentSuccessfulEffortsAccountingMethodMember chk:PreferredStockExchangedforSharesofCommonStockMember us-gaap:AdditionalPaidInCapitalMember 2019-07-01 2019-09-30 0000895126 us-gaap:PreviousAccountingGuidanceMember us-gaap:NoncontrollingInterestMember 2019-06-30 0000895126 us-gaap:PreviousAccountingGuidanceMember 2019-09-30 0000895126 us-gaap:PreviousAccountingGuidanceMember us-gaap:CommonStockMember 2019-09-30 0000895126 us-gaap:PreviousAccountingGuidanceMember us-gaap:TreasuryStockMember 2019-09-30 0000895126 us-gaap:PreviousAccountingGuidanceMember us-gaap:TreasuryStockMember 2019-06-30 0000895126 us-gaap:PreviousAccountingGuidanceMember us-gaap:AdditionalPaidInCapitalMember 2019-09-30 0000895126 us-gaap:PreviousAccountingGuidanceMember us-gaap:AccumulatedOtherComprehensiveIncomeMember 2019-09-30 0000895126 us-gaap:PreviousAccountingGuidanceMember chk:ContingentConvertibleSeniorNotesExchangedforSharesofCommonStockMember us-gaap:AdditionalPaidInCapitalMember 2019-07-01 2019-09-30 0000895126 chk:AdjustmentSuccessfulEffortsAccountingMethodMember us-gaap:PreferredStockMember 2019-06-30 0000895126 chk:AdjustmentSuccessfulEffortsAccountingMethodMember us-gaap:CommonStockMember 2019-07-01 2019-09-30 0000895126 chk:AdjustmentSuccessfulEffortsAccountingMethodMember us-gaap:AccumulatedOtherComprehensiveIncomeMember 2019-07-01 2019-09-30 0000895126 us-gaap:PreviousAccountingGuidanceMember us-gaap:RetainedEarningsMember 2019-06-30 0000895126 us-gaap:PreviousAccountingGuidanceMember us-gaap:CommonStockMember 2019-07-01 2019-09-30 0000895126 us-gaap:PreviousAccountingGuidanceMember us-gaap:AdditionalPaidInCapitalMember 2019-07-01 2019-09-30 0000895126 us-gaap:PreviousAccountingGuidanceMember chk:SeniorNotesExchangedforSharesofCommonStockMember us-gaap:AdditionalPaidInCapitalMember 2019-07-01 2019-09-30 0000895126 us-gaap:PreviousAccountingGuidanceMember us-gaap:AccumulatedOtherComprehensiveIncomeMember 2019-06-30 0000895126 chk:AdjustmentSuccessfulEffortsAccountingMethodMember 2019-09-30 0000895126 us-gaap:PreviousAccountingGuidanceMember us-gaap:RetainedEarningsMember 2019-09-30 0000895126 us-gaap:PreviousAccountingGuidanceMember chk:PreferredStockExchangedforSharesofCommonStockMember us-gaap:AdditionalPaidInCapitalMember 2019-07-01 2019-09-30 0000895126 chk:AdjustmentSuccessfulEffortsAccountingMethodMember us-gaap:AccumulatedOtherComprehensiveIncomeMember 2019-09-30 0000895126 chk:AdjustmentSuccessfulEffortsAccountingMethodMember us-gaap:NoncontrollingInterestMember 2019-06-30 0000895126 chk:AdjustmentSuccessfulEffortsAccountingMethodMember us-gaap:RetainedEarningsMember 2019-07-01 2019-09-30 0000895126 chk:AdjustmentSuccessfulEffortsAccountingMethodMember us-gaap:ParentMember 2019-09-30 0000895126 chk:AdjustmentSuccessfulEffortsAccountingMethodMember us-gaap:RetainedEarningsMember 2019-06-30 0000895126 us-gaap:PreviousAccountingGuidanceMember us-gaap:TreasuryStockMember 2019-07-01 2019-09-30 0000895126 chk:AdjustmentSuccessfulEffortsAccountingMethodMember us-gaap:PreferredStockMember 2019-09-30 0000895126 chk:AdjustmentSuccessfulEffortsAccountingMethodMember chk:ContingentConvertibleSeniorNotesExchangedforSharesofCommonStockMember us-gaap:AdditionalPaidInCapitalMember 2019-07-01 2019-09-30 0000895126 us-gaap:PreviousAccountingGuidanceMember us-gaap:RetainedEarningsMember 2019-07-01 2019-09-30 0000895126 chk:AdjustmentSuccessfulEffortsAccountingMethodMember us-gaap:TreasuryStockMember 2019-09-30 0000895126 chk:AdjustmentSuccessfulEffortsAccountingMethodMember us-gaap:CommonStockMember 2019-09-30 0000895126 us-gaap:PreviousAccountingGuidanceMember us-gaap:NoncontrollingInterestMember 2019-09-30 0000895126 chk:AdjustmentSuccessfulEffortsAccountingMethodMember us-gaap:AccumulatedOtherComprehensiveIncomeMember 2019-06-30 0000895126 us-gaap:PreviousAccountingGuidanceMember us-gaap:PreferredStockMember 2019-09-30 0000895126 us-gaap:ManufacturedProductOtherMember chk:AdjustmentSuccessfulEffortsAccountingMethodMember 2018-01-01 2018-09-30 0000895126 chk:OilandGasGatheringProcessingandTransportationMember us-gaap:PreviousAccountingGuidanceMember 2018-01-01 2018-09-30 0000895126 us-gaap:ManufacturedProductOtherMember us-gaap:PreviousAccountingGuidanceMember 2018-01-01 2018-09-30 0000895126 us-gaap:OilAndGasMember chk:AdjustmentSuccessfulEffortsAccountingMethodMember 2018-01-01 2018-09-30 0000895126 chk:OilandGasandMarketingMember us-gaap:PreviousAccountingGuidanceMember 2018-01-01 2018-09-30 0000895126 us-gaap:OilAndGasMember us-gaap:PreviousAccountingGuidanceMember 2018-01-01 2018-09-30 0000895126 chk:OilandGasGatheringProcessingandTransportationMember chk:AdjustmentSuccessfulEffortsAccountingMethodMember 2018-01-01 2018-09-30 0000895126 chk:OilandGasProductionMember chk:AdjustmentSuccessfulEffortsAccountingMethodMember 2018-01-01 2018-09-30 0000895126 us-gaap:NaturalGasGatheringTransportationMarketingAndProcessingMember us-gaap:PreviousAccountingGuidanceMember 2018-01-01 2018-09-30 0000895126 chk:OilandGasandMarketingMember chk:AdjustmentSuccessfulEffortsAccountingMethodMember 2018-01-01 2018-09-30 0000895126 us-gaap:OilAndGasExplorationAndProductionMember chk:AdjustmentSuccessfulEffortsAccountingMethodMember 2018-01-01 2018-09-30 0000895126 chk:OilandGasProductionMember us-gaap:PreviousAccountingGuidanceMember 2018-01-01 2018-09-30 0000895126 us-gaap:NaturalGasGatheringTransportationMarketingAndProcessingMember chk:AdjustmentSuccessfulEffortsAccountingMethodMember 2018-01-01 2018-09-30 0000895126 us-gaap:OilAndGasExplorationAndProductionMember us-gaap:PreviousAccountingGuidanceMember 2018-01-01 2018-09-30 0000895126 us-gaap:ManufacturedProductOtherMember chk:AdjustmentSuccessfulEffortsAccountingMethodMember 2018-07-01 2018-09-30 0000895126 us-gaap:OilAndGasMember chk:AdjustmentSuccessfulEffortsAccountingMethodMember 2018-07-01 2018-09-30 0000895126 us-gaap:OilAndGasExplorationAndProductionMember chk:AdjustmentSuccessfulEffortsAccountingMethodMember 2018-07-01 2018-09-30 0000895126 us-gaap:NaturalGasGatheringTransportationMarketingAndProcessingMember chk:AdjustmentSuccessfulEffortsAccountingMethodMember 2018-07-01 2018-09-30 0000895126 chk:OilandGasProductionMember us-gaap:PreviousAccountingGuidanceMember 2018-07-01 2018-09-30 0000895126 chk:OilandGasProductionMember chk:AdjustmentSuccessfulEffortsAccountingMethodMember 2018-07-01 2018-09-30 0000895126 chk:OilandGasGatheringProcessingandTransportationMember us-gaap:PreviousAccountingGuidanceMember 2018-07-01 2018-09-30 0000895126 us-gaap:OilAndGasMember us-gaap:PreviousAccountingGuidanceMember 2018-07-01 2018-09-30 0000895126 chk:OilandGasandMarketingMember chk:AdjustmentSuccessfulEffortsAccountingMethodMember 2018-07-01 2018-09-30 0000895126 us-gaap:OilAndGasExplorationAndProductionMember us-gaap:PreviousAccountingGuidanceMember 2018-07-01 2018-09-30 0000895126 chk:OilandGasGatheringProcessingandTransportationMember chk:AdjustmentSuccessfulEffortsAccountingMethodMember 2018-07-01 2018-09-30 0000895126 us-gaap:NaturalGasGatheringTransportationMarketingAndProcessingMember us-gaap:PreviousAccountingGuidanceMember 2018-07-01 2018-09-30 0000895126 chk:OilandGasandMarketingMember us-gaap:PreviousAccountingGuidanceMember 2018-07-01 2018-09-30 0000895126 us-gaap:ManufacturedProductOtherMember us-gaap:PreviousAccountingGuidanceMember 2018-07-01 2018-09-30 0000895126 us-gaap:PreviousAccountingGuidanceMember 2019-01-01 2019-09-30 0000895126 chk:AdjustmentSuccessfulEffortsAccountingMethodMember 2019-01-01 2019-09-30 0000895126 us-gaap:PreviousAccountingGuidanceMember 2018-12-31 0000895126 chk:AdjustmentSuccessfulEffortsAccountingMethodMember 2018-12-31 0000895126 us-gaap:PreviousAccountingGuidanceMember us-gaap:CommonStockMember 2018-12-31 0000895126 us-gaap:PreviousAccountingGuidanceMember us-gaap:TreasuryStockMember 2019-01-01 2019-09-30 0000895126 chk:AdjustmentSuccessfulEffortsAccountingMethodMember us-gaap:AdditionalPaidInCapitalMember 2019-01-01 2019-09-30 0000895126 us-gaap:PreviousAccountingGuidanceMember chk:PreferredStockExchangedforSharesofCommonStockMember us-gaap:AdditionalPaidInCapitalMember 2019-01-01 2019-09-30 0000895126 us-gaap:PreviousAccountingGuidanceMember us-gaap:AccumulatedOtherComprehensiveIncomeMember 2019-01-01 2019-09-30 0000895126 chk:AdjustmentSuccessfulEffortsAccountingMethodMember us-gaap:CommonStockMember 2019-01-01 2019-09-30 0000895126 chk:AdjustmentSuccessfulEffortsAccountingMethodMember us-gaap:TreasuryStockMember 2018-12-31 0000895126 us-gaap:PreviousAccountingGuidanceMember us-gaap:CommonStockMember 2019-01-01 2019-09-30 0000895126 us-gaap:PreviousAccountingGuidanceMember us-gaap:PreferredStockMember 2019-01-01 2019-09-30 0000895126 chk:AdjustmentSuccessfulEffortsAccountingMethodMember us-gaap:AccumulatedOtherComprehensiveIncomeMember 2018-12-31 0000895126 us-gaap:PreviousAccountingGuidanceMember us-gaap:NoncontrollingInterestMember 2019-01-01 2019-09-30 0000895126 us-gaap:PreviousAccountingGuidanceMember us-gaap:AccumulatedOtherComprehensiveIncomeMember 2018-12-31 0000895126 us-gaap:PreviousAccountingGuidanceMember chk:ContingentConvertibleSeniorNotesExchangedforSharesofCommonStockMember us-gaap:AdditionalPaidInCapitalMember 2019-01-01 2019-09-30 0000895126 chk:AdjustmentSuccessfulEffortsAccountingMethodMember chk:ContingentConvertibleSeniorNotesExchangedforSharesofCommonStockMember us-gaap:AdditionalPaidInCapitalMember 2019-01-01 2019-09-30 0000895126 chk:AdjustmentSuccessfulEffortsAccountingMethodMember us-gaap:AccumulatedOtherComprehensiveIncomeMember 2019-01-01 2019-09-30 0000895126 us-gaap:PreviousAccountingGuidanceMember us-gaap:AdditionalPaidInCapitalMember 2019-01-01 2019-09-30 0000895126 us-gaap:PreviousAccountingGuidanceMember us-gaap:NoncontrollingInterestMember 2018-12-31 0000895126 us-gaap:PreviousAccountingGuidanceMember us-gaap:AdditionalPaidInCapitalMember 2018-12-31 0000895126 chk:AdjustmentSuccessfulEffortsAccountingMethodMember us-gaap:AdditionalPaidInCapitalMember 2018-12-31 0000895126 us-gaap:PreviousAccountingGuidanceMember us-gaap:PreferredStockMember 2018-12-31 0000895126 us-gaap:PreviousAccountingGuidanceMember chk:SeniorNotesExchangedforSharesofCommonStockMember us-gaap:AdditionalPaidInCapitalMember 2019-01-01 2019-09-30 0000895126 chk:AdjustmentSuccessfulEffortsAccountingMethodMember us-gaap:TreasuryStockMember 2019-01-01 2019-09-30 0000895126 chk:AdjustmentSuccessfulEffortsAccountingMethodMember us-gaap:NoncontrollingInterestMember 2019-01-01 2019-09-30 0000895126 chk:AdjustmentSuccessfulEffortsAccountingMethodMember chk:SeniorNotesExchangedforSharesofCommonStockMember us-gaap:AdditionalPaidInCapitalMember 2019-01-01 2019-09-30 0000895126 us-gaap:PreviousAccountingGuidanceMember us-gaap:RetainedEarningsMember 2018-12-31 0000895126 chk:AdjustmentSuccessfulEffortsAccountingMethodMember us-gaap:RetainedEarningsMember 2018-12-31 0000895126 us-gaap:PreviousAccountingGuidanceMember us-gaap:TreasuryStockMember 2018-12-31 0000895126 chk:AdjustmentSuccessfulEffortsAccountingMethodMember us-gaap:CommonStockMember 2018-12-31 0000895126 chk:AdjustmentSuccessfulEffortsAccountingMethodMember us-gaap:PreferredStockMember 2019-01-01 2019-09-30 0000895126 chk:AdjustmentSuccessfulEffortsAccountingMethodMember us-gaap:NoncontrollingInterestMember 2018-12-31 0000895126 chk:AdjustmentSuccessfulEffortsAccountingMethodMember chk:PreferredStockExchangedforSharesofCommonStockMember us-gaap:AdditionalPaidInCapitalMember 2019-01-01 2019-09-30 0000895126 chk:AdjustmentSuccessfulEffortsAccountingMethodMember us-gaap:PreferredStockMember 2018-12-31 0000895126 us-gaap:PreviousAccountingGuidanceMember 2018-09-30 0000895126 chk:AdjustmentSuccessfulEffortsAccountingMethodMember 2017-12-31 0000895126 us-gaap:PreviousAccountingGuidanceMember 2017-12-31 0000895126 chk:AdjustmentSuccessfulEffortsAccountingMethodMember 2018-09-30 0000895126 chk:AdjustmentSuccessfulEffortsAccountingMethodMember 2019-07-01 2019-09-30 0000895126 us-gaap:PreviousAccountingGuidanceMember 2019-07-01 2019-09-30 0000895126 chk:OilandGasProductionMember chk:AdjustmentSuccessfulEffortsAccountingMethodMember 2019-07-01 2019-09-30 0000895126 chk:OilandGasandMarketingMember us-gaap:PreviousAccountingGuidanceMember 2019-07-01 2019-09-30 0000895126 us-gaap:OilAndGasMember us-gaap:PreviousAccountingGuidanceMember 2019-07-01 2019-09-30 0000895126 chk:OilandGasGatheringProcessingandTransportationMember chk:AdjustmentSuccessfulEffortsAccountingMethodMember 2019-07-01 2019-09-30 0000895126 chk:OilandGasProductionMember us-gaap:PreviousAccountingGuidanceMember 2019-07-01 2019-09-30 0000895126 us-gaap:NaturalGasGatheringTransportationMarketingAndProcessingMember chk:AdjustmentSuccessfulEffortsAccountingMethodMember 2019-07-01 2019-09-30 0000895126 us-gaap:NaturalGasGatheringTransportationMarketingAndProcessingMember us-gaap:PreviousAccountingGuidanceMember 2019-07-01 2019-09-30 0000895126 us-gaap:OilAndGasMember chk:AdjustmentSuccessfulEffortsAccountingMethodMember 2019-07-01 2019-09-30 0000895126 us-gaap:ManufacturedProductOtherMember us-gaap:PreviousAccountingGuidanceMember 2019-07-01 2019-09-30 0000895126 chk:OilandGasGatheringProcessingandTransportationMember us-gaap:PreviousAccountingGuidanceMember 2019-07-01 2019-09-30 0000895126 us-gaap:OilAndGasExplorationAndProductionMember chk:AdjustmentSuccessfulEffortsAccountingMethodMember 2019-07-01 2019-09-30 0000895126 us-gaap:ManufacturedProductOtherMember chk:AdjustmentSuccessfulEffortsAccountingMethodMember 2019-07-01 2019-09-30 0000895126 us-gaap:OilAndGasExplorationAndProductionMember us-gaap:PreviousAccountingGuidanceMember 2019-07-01 2019-09-30 0000895126 chk:OilandGasandMarketingMember chk:AdjustmentSuccessfulEffortsAccountingMethodMember 2019-07-01 2019-09-30 0000895126 us-gaap:PreviousAccountingGuidanceMember us-gaap:RetainedEarningsMember 2018-01-01 0000895126 us-gaap:PreviousAccountingGuidanceMember us-gaap:AdditionalPaidInCapitalMember 2017-12-31 0000895126 chk:AdjustmentSuccessfulEffortsAccountingMethodMember us-gaap:AdditionalPaidInCapitalMember 2018-01-01 2018-09-30 0000895126 chk:AdjustmentSuccessfulEffortsAccountingMethodMember us-gaap:RetainedEarningsMember 2018-01-01 2018-09-30 0000895126 us-gaap:PreviousAccountingGuidanceMember us-gaap:NoncontrollingInterestMember 2017-12-31 0000895126 us-gaap:PreviousAccountingGuidanceMember us-gaap:RetainedEarningsMember 2017-12-31 0000895126 us-gaap:PreviousAccountingGuidanceMember us-gaap:NoncontrollingInterestMember 2018-01-01 2018-09-30 0000895126 chk:AdjustmentSuccessfulEffortsAccountingMethodMember us-gaap:AdditionalPaidInCapitalMember 2018-09-30 0000895126 chk:AdjustmentSuccessfulEffortsAccountingMethodMember us-gaap:RetainedEarningsMember 2017-12-31 0000895126 chk:AdjustmentSuccessfulEffortsAccountingMethodMember us-gaap:NoncontrollingInterestMember 2018-09-30 0000895126 us-gaap:PreviousAccountingGuidanceMember us-gaap:NoncontrollingInterestMember 2018-09-30 0000895126 us-gaap:PreviousAccountingGuidanceMember us-gaap:PreferredStockMember 2018-09-30 0000895126 us-gaap:PreviousAccountingGuidanceMember us-gaap:AdditionalPaidInCapitalMember 2018-01-01 2018-09-30 0000895126 us-gaap:PreviousAccountingGuidanceMember us-gaap:AccumulatedOtherComprehensiveIncomeMember 2018-09-30 0000895126 chk:AdjustmentSuccessfulEffortsAccountingMethodMember us-gaap:CommonStockMember 2018-09-30 0000895126 us-gaap:PreviousAccountingGuidanceMember us-gaap:ParentMember 2018-09-30 0000895126 us-gaap:PreviousAccountingGuidanceMember us-gaap:AccumulatedOtherComprehensiveIncomeMember 2018-01-01 2018-09-30 0000895126 us-gaap:PreviousAccountingGuidanceMember us-gaap:TreasuryStockMember 2018-09-30 0000895126 chk:AdjustmentSuccessfulEffortsAccountingMethodMember us-gaap:PreferredStockMember 2018-09-30 0000895126 us-gaap:PreviousAccountingGuidanceMember us-gaap:RetainedEarningsMember 2018-01-01 2018-09-30 0000895126 chk:AdjustmentSuccessfulEffortsAccountingMethodMember us-gaap:AccumulatedOtherComprehensiveIncomeMember 2017-12-31 0000895126 chk:AdjustmentSuccessfulEffortsAccountingMethodMember us-gaap:ParentMember 2018-09-30 0000895126 us-gaap:PreviousAccountingGuidanceMember us-gaap:CommonStockMember 2018-09-30 0000895126 chk:AdjustmentSuccessfulEffortsAccountingMethodMember us-gaap:TreasuryStockMember 2018-01-01 2018-09-30 0000895126 chk:AdjustmentSuccessfulEffortsAccountingMethodMember us-gaap:NoncontrollingInterestMember 2018-01-01 2018-09-30 0000895126 us-gaap:PreviousAccountingGuidanceMember us-gaap:TreasuryStockMember 2018-01-01 2018-09-30 0000895126 chk:AdjustmentSuccessfulEffortsAccountingMethodMember us-gaap:TreasuryStockMember 2017-12-31 0000895126 chk:AdjustmentSuccessfulEffortsAccountingMethodMember us-gaap:AccumulatedOtherComprehensiveIncomeMember 2018-09-30 0000895126 chk:AdjustmentSuccessfulEffortsAccountingMethodMember us-gaap:RetainedEarningsMember 2018-01-01 0000895126 us-gaap:PreviousAccountingGuidanceMember us-gaap:RetainedEarningsMember 2018-09-30 0000895126 us-gaap:PreviousAccountingGuidanceMember us-gaap:AccumulatedOtherComprehensiveIncomeMember 2017-12-31 0000895126 chk:AdjustmentSuccessfulEffortsAccountingMethodMember us-gaap:RetainedEarningsMember 2018-09-30 0000895126 chk:AdjustmentSuccessfulEffortsAccountingMethodMember us-gaap:AdditionalPaidInCapitalMember 2017-12-31 0000895126 us-gaap:PreviousAccountingGuidanceMember us-gaap:TreasuryStockMember 2017-12-31 0000895126 us-gaap:PreviousAccountingGuidanceMember us-gaap:AdditionalPaidInCapitalMember 2018-09-30 0000895126 chk:AdjustmentSuccessfulEffortsAccountingMethodMember us-gaap:TreasuryStockMember 2018-09-30 0000895126 chk:AdjustmentSuccessfulEffortsAccountingMethodMember us-gaap:AccumulatedOtherComprehensiveIncomeMember 2018-01-01 2018-09-30 0000895126 chk:AdjustmentSuccessfulEffortsAccountingMethodMember us-gaap:NoncontrollingInterestMember 2017-12-31 0000895126 us-gaap:NaturalGasGatheringTransportationMarketingAndProcessingMember us-gaap:PreviousAccountingGuidanceMember 2019-01-01 2019-09-30 0000895126 chk:OilandGasProductionMember chk:AdjustmentSuccessfulEffortsAccountingMethodMember 2019-01-01 2019-09-30 0000895126 chk:OilandGasandMarketingMember chk:AdjustmentSuccessfulEffortsAccountingMethodMember 2019-01-01 2019-09-30 0000895126 chk:OilandGasGatheringProcessingandTransportationMember us-gaap:PreviousAccountingGuidanceMember 2019-01-01 2019-09-30 0000895126 us-gaap:NaturalGasGatheringTransportationMarketingAndProcessingMember chk:AdjustmentSuccessfulEffortsAccountingMethodMember 2019-01-01 2019-09-30 0000895126 chk:OilandGasProductionMember us-gaap:PreviousAccountingGuidanceMember 2019-01-01 2019-09-30 0000895126 us-gaap:ManufacturedProductOtherMember chk:AdjustmentSuccessfulEffortsAccountingMethodMember 2019-01-01 2019-09-30 0000895126 us-gaap:OilAndGasExplorationAndProductionMember us-gaap:PreviousAccountingGuidanceMember 2019-01-01 2019-09-30 0000895126 us-gaap:OilAndGasExplorationAndProductionMember chk:AdjustmentSuccessfulEffortsAccountingMethodMember 2019-01-01 2019-09-30 0000895126 us-gaap:OilAndGasMember us-gaap:PreviousAccountingGuidanceMember 2019-01-01 2019-09-30 0000895126 chk:OilandGasandMarketingMember us-gaap:PreviousAccountingGuidanceMember 2019-01-01 2019-09-30 0000895126 chk:OilandGasGatheringProcessingandTransportationMember chk:AdjustmentSuccessfulEffortsAccountingMethodMember 2019-01-01 2019-09-30 0000895126 us-gaap:ManufacturedProductOtherMember us-gaap:PreviousAccountingGuidanceMember 2019-01-01 2019-09-30 0000895126 us-gaap:OilAndGasMember chk:AdjustmentSuccessfulEffortsAccountingMethodMember 2019-01-01 2019-09-30 0000895126 chk:AdjustmentSuccessfulEffortsAccountingMethodMember us-gaap:TreasuryStockMember 2018-07-01 2018-09-30 0000895126 chk:AdjustmentSuccessfulEffortsAccountingMethodMember us-gaap:RetainedEarningsMember 2018-06-30 0000895126 us-gaap:PreviousAccountingGuidanceMember us-gaap:AccumulatedOtherComprehensiveIncomeMember 2018-07-01 2018-09-30 0000895126 chk:AdjustmentSuccessfulEffortsAccountingMethodMember us-gaap:AdditionalPaidInCapitalMember 2018-06-30 0000895126 us-gaap:PreviousAccountingGuidanceMember us-gaap:AccumulatedOtherComprehensiveIncomeMember 2018-06-30 0000895126 us-gaap:PreviousAccountingGuidanceMember us-gaap:TreasuryStockMember 2018-07-01 2018-09-30 0000895126 us-gaap:PreviousAccountingGuidanceMember us-gaap:NoncontrollingInterestMember 2018-07-01 2018-09-30 0000895126 us-gaap:PreviousAccountingGuidanceMember us-gaap:RetainedEarningsMember 2018-06-30 0000895126 us-gaap:PreviousAccountingGuidanceMember us-gaap:AdditionalPaidInCapitalMember 2018-07-01 2018-09-30 0000895126 us-gaap:PreviousAccountingGuidanceMember us-gaap:RetainedEarningsMember 2018-07-01 2018-09-30 0000895126 us-gaap:PreviousAccountingGuidanceMember us-gaap:AdditionalPaidInCapitalMember 2018-06-30 0000895126 chk:AdjustmentSuccessfulEffortsAccountingMethodMember us-gaap:TreasuryStockMember 2018-06-30 0000895126 chk:AdjustmentSuccessfulEffortsAccountingMethodMember us-gaap:RetainedEarningsMember 2018-07-01 2018-09-30 0000895126 us-gaap:PreviousAccountingGuidanceMember us-gaap:NoncontrollingInterestMember 2018-06-30 0000895126 chk:AdjustmentSuccessfulEffortsAccountingMethodMember us-gaap:NoncontrollingInterestMember 2018-06-30 0000895126 chk:AdjustmentSuccessfulEffortsAccountingMethodMember us-gaap:NoncontrollingInterestMember 2018-07-01 2018-09-30 0000895126 chk:AdjustmentSuccessfulEffortsAccountingMethodMember us-gaap:AdditionalPaidInCapitalMember 2018-07-01 2018-09-30 0000895126 chk:AdjustmentSuccessfulEffortsAccountingMethodMember us-gaap:AccumulatedOtherComprehensiveIncomeMember 2018-07-01 2018-09-30 0000895126 us-gaap:PreviousAccountingGuidanceMember us-gaap:TreasuryStockMember 2018-06-30 0000895126 chk:AdjustmentSuccessfulEffortsAccountingMethodMember us-gaap:AccumulatedOtherComprehensiveIncomeMember 2018-06-30 0000895126 us-gaap:PreviousAccountingGuidanceMember us-gaap:CommonStockMember 2017-12-31 0000895126 chk:AdjustmentSuccessfulEffortsAccountingMethodMember us-gaap:CommonStockMember 2017-12-31 0000895126 us-gaap:PreviousAccountingGuidanceMember us-gaap:CommonStockMember 2018-06-30 0000895126 chk:AdjustmentSuccessfulEffortsAccountingMethodMember us-gaap:PreferredStockMember 2017-12-31 0000895126 chk:AdjustmentSuccessfulEffortsAccountingMethodMember us-gaap:CommonStockMember 2018-06-30 0000895126 chk:AdjustmentSuccessfulEffortsAccountingMethodMember us-gaap:PreferredStockMember 2018-06-30 0000895126 us-gaap:PreviousAccountingGuidanceMember us-gaap:PreferredStockMember 2017-12-31 0000895126 us-gaap:PreviousAccountingGuidanceMember us-gaap:PreferredStockMember 2018-06-30 0000895126 chk:WildhorseResourceDevelopmentCorporationMember 2019-02-01 2019-02-01 0000895126 chk:WildhorseResourceDevelopmentCorporationMember 2019-02-01 0000895126 chk:WildhorseResourceDevelopmentCorporationMember 2019-02-01 2019-06-30 0000895126 chk:MidContinentMember 2018-09-30 0000895126 2019-02-01 0000895126 chk:MidContinentMember 2018-01-01 2018-09-30 0000895126 chk:OtherPropertiesMember 2019-04-01 2019-06-30 0000895126 chk:OtherPropertiesMember 2018-01-01 2018-09-30 0000895126 chk:OtherPropertiesMember 2019-07-01 2019-09-30 0000895126 chk:OtherPropertiesMember 2019-01-01 2019-09-30 0000895126 chk:WildhorseResourceDevelopmentCorporationMember 2019-01-01 2019-09-30 0000895126 chk:WildhorseResourceDevelopmentCorporationMember 2018-01-01 2018-09-30 0000895126 chk:WildhorseResourceDevelopmentCorporationMember 2018-07-01 2018-09-30 0000895126 us-gaap:RestrictedStockMember 2019-07-01 2019-09-30 0000895126 us-gaap:RestrictedStockMember 2018-01-01 2018-09-30 0000895126 us-gaap:ConvertibleDebtSecuritiesMember 2019-07-01 2019-09-30 0000895126 us-gaap:ConvertiblePreferredStockMember 2018-01-01 2018-09-30 0000895126 us-gaap:ConvertibleDebtSecuritiesMember 2018-07-01 2018-09-30 0000895126 us-gaap:ConvertibleDebtSecuritiesMember 2019-01-01 2019-09-30 0000895126 us-gaap:ConvertibleDebtSecuritiesMember 2018-01-01 2018-09-30 0000895126 us-gaap:ConvertiblePreferredStockMember 2018-07-01 2018-09-30 0000895126 us-gaap:ConvertiblePreferredStockMember 2019-07-01 2019-09-30 0000895126 us-gaap:RestrictedStockMember 2018-07-01 2018-09-30 0000895126 us-gaap:ConvertiblePreferredStockMember 2019-01-01 2019-09-30 0000895126 us-gaap:RestrictedStockMember 2019-01-01 2019-09-30 0000895126 chk:FivePointThreeSevenFivePercentSeniorNotesdueTwentyTwentyOneMember us-gaap:SeniorNotesMember 2018-12-31 0000895126 chk:TwoPointTwoFivePercentContingentConvertibleSeniorNotesDueTwoThousandThirtyEightMember us-gaap:ConvertibleDebtMember 2018-12-31 0000895126 chk:SevenPointZeroPercentSeniorNotesDueTwoThousandTwentyFourMember us-gaap:SeniorNotesMember 2019-09-30 0000895126 chk:EightPointZeroZeroPercentSeniorNotesDueTwoThousandTwentySixMember us-gaap:SeniorNotesMember 2019-09-30 0000895126 chk:SixPointOneTwoFivePercentSeniorNotesDueTwoThousandTwentyOneMember us-gaap:SeniorNotesMember 2019-09-30 0000895126 chk:FourPointEightSevenFivePercentSeniorNotesDueTwoThousandTwentyTwoMember us-gaap:SeniorNotesMember 2019-09-30 0000895126 chk:SixPointEightSevenFivePercentSeniorNotesDueTwoThousandTwentyMember us-gaap:SeniorNotesMember 2019-09-30 0000895126 chk:EightPointZeroZeroPercentSeniorNotesdueTwoThousandTwentySevenMember us-gaap:SeniorNotesMember 2019-09-30 0000895126 chk:FloatingRateSeniorNotesdueTwoThousandNineteenMember us-gaap:SeniorNotesMember 2018-12-31 0000895126 chk:SixPointEightSevenFivePercentSeniorNotesDueTwoThousandTwentyMember us-gaap:SeniorNotesMember 2018-12-31 0000895126 us-gaap:RevolvingCreditFacilityMember chk:BVLRevolvingCreditFacilityMember us-gaap:LineOfCreditMember 2018-12-31 0000895126 us-gaap:RevolvingCreditFacilityMember chk:ChesapeakeRevolvingCreditFacilityMember us-gaap:LineOfCreditMember 2019-09-30 0000895126 chk:SixPointSixTwoFivePercentSeniorNotesDueTwoThousandTwentyMember us-gaap:SeniorNotesMember 2019-09-30 0000895126 chk:SixPointEightSevenFivePercentSeniorNotesDueTwoThousandTwentyFiveMember us-gaap:SeniorNotesMember 2019-09-30 0000895126 us-gaap:RevolvingCreditFacilityMember chk:ChesapeakeRevolvingCreditFacilityMember us-gaap:LineOfCreditMember 2018-12-31 0000895126 chk:SevenPointZeroPercentSeniorNotesDueTwoThousandTwentyFourMember us-gaap:SeniorNotesMember 2018-12-31 0000895126 chk:FivePointSevenFivePercentSeniorNotesdueTwentyTwentyThreeMember us-gaap:SeniorNotesMember 2018-12-31 0000895126 chk:EightPointZeroZeroPercentSeniorNotesDueTwoThousandTwentyFiveMember us-gaap:SeniorNotesMember 2019-09-30 0000895126 chk:FivePointSevenFivePercentSeniorNotesdueTwentyTwentyThreeMember us-gaap:SeniorNotesMember 2019-09-30 0000895126 chk:EightPointZeroZeroPercentSeniorNotesDueTwoThousandTwentySixMember us-gaap:SeniorNotesMember 2018-12-31 0000895126 chk:EightPointZeroZeroPercentSeniorNotesdueTwoThousandTwentySevenMember us-gaap:SeniorNotesMember 2018-12-31 0000895126 chk:FivePointThreeSevenFivePercentSeniorNotesdueTwentyTwentyOneMember us-gaap:SeniorNotesMember 2019-09-30 0000895126 chk:FloatingRateSeniorNotesdueTwoThousandNineteenMember us-gaap:SeniorNotesMember 2019-09-30 0000895126 us-gaap:InterestRateContractMember 2018-12-31 0000895126 chk:EightPointZeroZeroPercentSeniorNotesDueTwoThousandTwentyFiveMember us-gaap:SeniorNotesMember 2018-12-31 0000895126 chk:FivePointFivePercentConvertibleNotesDue2026Member us-gaap:ConvertibleDebtMember 2019-09-30 0000895126 chk:SixPointOneTwoFivePercentSeniorNotesDueTwoThousandTwentyOneMember us-gaap:SeniorNotesMember 2018-12-31 0000895126 chk:FourPointEightSevenFivePercentSeniorNotesDueTwoThousandTwentyTwoMember us-gaap:SeniorNotesMember 2018-12-31 0000895126 chk:FivePointFivePercentConvertibleNotesDue2026Member us-gaap:ConvertibleDebtMember 2018-12-31 0000895126 chk:SixPointSixTwoFivePercentSeniorNotesDueTwoThousandTwentyMember us-gaap:SeniorNotesMember 2018-12-31 0000895126 chk:SixPointEightSevenFivePercentSeniorNotesDueTwoThousandTwentyFiveMember us-gaap:SeniorNotesMember 2018-12-31 0000895126 us-gaap:InterestRateContractMember 2019-09-30 0000895126 chk:TwoPointTwoFivePercentContingentConvertibleSeniorNotesDueTwoThousandThirtyEightMember us-gaap:ConvertibleDebtMember 2019-09-30 0000895126 chk:SevenPointFivePercentSeniorNotesDueTwoThousandsTwentySixMember us-gaap:SeniorNotesMember 2019-09-30 0000895126 us-gaap:RevolvingCreditFacilityMember chk:BVLRevolvingCreditFacilityMember us-gaap:LineOfCreditMember 2019-09-30 0000895126 chk:SevenPointFivePercentSeniorNotesDueTwoThousandsTwentySixMember us-gaap:SeniorNotesMember 2018-12-31 0000895126 chk:SixPointOneTwoFivePercentSeniorNotesDueTwoThousandTwentyOneMember us-gaap:SeniorNotesMember 2019-01-01 2019-09-30 0000895126 chk:SixPointSixTwoFivePercentSeniorNotesDueTwoThousandTwentyMember us-gaap:SeniorNotesMember 2019-01-01 2019-09-30 0000895126 us-gaap:SeniorNotesMember 2019-01-01 2019-09-30 0000895126 chk:FivePointThreeSevenFivePercentSeniorNotesdueTwentyTwentyOneMember us-gaap:SeniorNotesMember 2019-01-01 2019-09-30 0000895126 chk:SixPointEightSevenFivePercentSeniorNotesDueTwoThousandTwentyMember us-gaap:SeniorNotesMember 2019-01-01 2019-09-30 0000895126 srt:MaximumMember us-gaap:RevolvingCreditFacilityMember chk:BVLRevolvingCreditFacilityMember chk:AlternativeBaseRateABRMember 2019-02-01 2019-02-01 0000895126 chk:SixPointEightSevenFivePercentSeniorNotesDueTwoThousandTwentyFiveMember us-gaap:SeniorNotesMember 2019-02-01 0000895126 srt:MaximumMember us-gaap:RevolvingCreditFacilityMember chk:ChesapeakeRevolvingCreditFacilityMember us-gaap:LondonInterbankOfferedRateLIBORMember 2019-02-01 2019-02-01 0000895126 srt:ScenarioForecastMember us-gaap:RevolvingCreditFacilityMember chk:ChesapeakeRevolvingCreditFacilityMember 2019-12-31 0000895126 srt:MaximumMember us-gaap:RevolvingCreditFacilityMember chk:ChesapeakeRevolvingCreditFacilityMember chk:AlternativeBaseRateABRMember 2019-02-01 2019-02-01 0000895126 us-gaap:RevolvingCreditFacilityMember chk:BVLRevolvingCreditFacilityMember 2019-09-30 0000895126 us-gaap:RevolvingCreditFacilityMember chk:ChesapeakeRevolvingCreditFacilityMember 2019-09-30 0000895126 chk:SixPointEightSevenFivePercentSeniorNotesDueTwoThousandTwentyFiveMember us-gaap:SeniorNotesMember 2019-07-01 2019-09-30 0000895126 chk:ChesapeakeSeniorNotesMember us-gaap:ConvertibleDebtMember 2019-09-30 0000895126 srt:MaximumMember us-gaap:RevolvingCreditFacilityMember chk:BVLRevolvingCreditFacilityMember 2019-02-01 2019-02-01 0000895126 us-gaap:RevolvingCreditFacilityMember chk:BVLRevolvingCreditFacilityMember 2019-02-01 0000895126 srt:MaximumMember us-gaap:RevolvingCreditFacilityMember chk:BVLRevolvingCreditFacilityMember us-gaap:EurodollarMember 2019-02-01 2019-02-01 0000895126 srt:MinimumMember us-gaap:RevolvingCreditFacilityMember chk:BVLRevolvingCreditFacilityMember us-gaap:EurodollarMember 2019-02-01 2019-02-01 0000895126 srt:ScenarioForecastMember us-gaap:RevolvingCreditFacilityMember chk:ChesapeakeRevolvingCreditFacilityMember 2021-03-31 0000895126 chk:ChesapeakeSeniorNotesMember us-gaap:SeniorNotesMember 2019-07-01 2019-09-30 0000895126 chk:ChesapeakeSeniorNotesMember us-gaap:SeniorNotesMember 2019-09-30 0000895126 srt:ScenarioForecastMember us-gaap:RevolvingCreditFacilityMember chk:ChesapeakeRevolvingCreditFacilityMember 2020-09-30 0000895126 srt:MinimumMember us-gaap:RevolvingCreditFacilityMember chk:ChesapeakeRevolvingCreditFacilityMember chk:AlternativeBaseRateABRMember 2019-02-01 2019-02-01 0000895126 srt:MinimumMember us-gaap:RevolvingCreditFacilityMember chk:BVLRevolvingCreditFacilityMember 2019-02-01 2019-02-01 0000895126 chk:ChesapeakeSeniorNotesMember 2019-07-01 2019-09-30 0000895126 srt:MaximumMember us-gaap:RevolvingCreditFacilityMember chk:BVLRevolvingCreditFacilityMember us-gaap:LondonInterbankOfferedRateLIBORMember 2019-02-01 2019-02-01 0000895126 chk:ChesapeakeSeniorNotesMember us-gaap:ConvertibleDebtMember 2019-07-01 2019-09-30 0000895126 srt:MinimumMember us-gaap:RevolvingCreditFacilityMember chk:BVLRevolvingCreditFacilityMember us-gaap:LondonInterbankOfferedRateLIBORMember 2019-02-01 2019-02-01 0000895126 srt:MinimumMember us-gaap:RevolvingCreditFacilityMember chk:BVLRevolvingCreditFacilityMember chk:AlternativeBaseRateABRMember 2019-02-01 2019-02-01 0000895126 srt:ScenarioForecastMember us-gaap:RevolvingCreditFacilityMember chk:ChesapeakeRevolvingCreditFacilityMember 2020-06-30 0000895126 us-gaap:SeniorNotesMember 2019-07-01 2019-09-30 0000895126 srt:MinimumMember us-gaap:RevolvingCreditFacilityMember chk:ChesapeakeRevolvingCreditFacilityMember us-gaap:LondonInterbankOfferedRateLIBORMember 2019-02-01 2019-02-01 0000895126 us-gaap:RevolvingCreditFacilityMember chk:ChesapeakeRevolvingCreditFacilityMember 2019-02-01 0000895126 us-gaap:FairValueInputsLevel2Member us-gaap:CarryingReportedAmountFairValueDisclosureMember 2018-12-31 0000895126 us-gaap:FairValueInputsLevel1Member us-gaap:CarryingReportedAmountFairValueDisclosureMember 2019-09-30 0000895126 us-gaap:FairValueInputsLevel1Member us-gaap:EstimateOfFairValueFairValueDisclosureMember 2019-09-30 0000895126 us-gaap:FairValueInputsLevel1Member us-gaap:EstimateOfFairValueFairValueDisclosureMember 2018-12-31 0000895126 us-gaap:FairValueInputsLevel2Member us-gaap:EstimateOfFairValueFairValueDisclosureMember 2018-12-31 0000895126 us-gaap:FairValueInputsLevel1Member us-gaap:CarryingReportedAmountFairValueDisclosureMember 2018-12-31 0000895126 us-gaap:FairValueInputsLevel2Member us-gaap:CarryingReportedAmountFairValueDisclosureMember 2019-09-30 0000895126 us-gaap:FairValueInputsLevel2Member us-gaap:EstimateOfFairValueFairValueDisclosureMember 2019-09-30 0000895126 chk:EightPointZeroZeroPercentSeniorNotesDueTwoThousandTwentySixMember us-gaap:ConvertibleDebtMember 2019-09-30 0000895126 chk:SevenPointFivePercentSeniorNotesDueTwoThousandsTwentySixMember us-gaap:ConvertibleDebtMember 2019-09-30 0000895126 chk:CommonwealthofPennsylvaniaRoyaltyUnderpaymentMember us-gaap:SettledLitigationMember 2017-12-20 2018-08-09 0000895126 chk:HealthcareofOntarioPensionPlanHOOPPMember chk:ChaparralEnergyInc.Member us-gaap:PendingLitigationMember 2014-01-05 2014-01-05 0000895126 chk:ChesapeakeAppalachiaL.L.C.Member chk:PennsylvaniaDepartmentofEnvironmentalProtectionMember us-gaap:SettledLitigationMember 2019-08-28 2019-08-28 0000895126 chk:FTSInternationalInc.CaseMember chk:FtsInternationalIncMember us-gaap:PendingLitigationMember 2019-02-01 2019-02-28 0000895126 chk:GatheringProcessingandTransportationAgreementMember 2019-09-30 0000895126 srt:MaximumMember 2019-01-01 2019-09-30 0000895126 chk:CompressorMember chk:MidconCompressionL.L.C.Member 2018-01-01 2018-12-31 0000895126 srt:MinimumMember 2019-01-01 2019-09-30 0000895126 us-gaap:OilAndGasMember srt:NaturalGasLiquidsReservesMember 2018-01-01 2018-09-30 0000895126 us-gaap:NaturalGasGatheringTransportationMarketingAndProcessingMember srt:NaturalGasLiquidsReservesMember 2019-07-01 2019-09-30 0000895126 srt:OilReservesMember chk:MidContinentMember 2018-01-01 2018-09-30 0000895126 srt:NaturalGasLiquidsReservesMember chk:PowderRiverBasinMember 2018-07-01 2018-09-30 0000895126 srt:NaturalGasLiquidsReservesMember chk:MarcellusMember 2018-07-01 2018-09-30 0000895126 chk:MarcellusMember 2019-07-01 2019-09-30 0000895126 chk:OtherMarketingRevenueMember srt:OilReservesMember 2018-01-01 2018-09-30 0000895126 us-gaap:NaturalGasGatheringTransportationMarketingAndProcessingMember srt:NaturalGasReservesMember 2019-07-01 2019-09-30 0000895126 us-gaap:NaturalGasGatheringTransportationMarketingAndProcessingMember srt:NaturalGasReservesMember 2018-07-01 2018-09-30 0000895126 us-gaap:NaturalGasGatheringTransportationMarketingAndProcessingMember srt:NaturalGasLiquidsReservesMember 2018-01-01 2018-09-30 0000895126 us-gaap:OilAndGasMember srt:NaturalGasReservesMember 2019-01-01 2019-09-30 0000895126 chk:UticaMember 2018-07-01 2018-09-30 0000895126 srt:OilReservesMember chk:MarcellusMember 2018-07-01 2018-09-30 0000895126 srt:NaturalGasLiquidsReservesMember chk:MidContinentMember 2019-01-01 2019-09-30 0000895126 srt:NaturalGasLiquidsReservesMember chk:EagleFordMember 2019-01-01 2019-09-30 0000895126 srt:NaturalGasLiquidsReservesMember chk:BrazosValleyMember 2019-01-01 2019-09-30 0000895126 chk:OtherMarketingRevenueMember srt:OilReservesMember 2019-07-01 2019-09-30 0000895126 srt:NaturalGasReservesMember chk:UticaMember 2018-01-01 2018-09-30 0000895126 srt:NaturalGasLiquidsReservesMember 2018-01-01 2018-09-30 0000895126 srt:NaturalGasReservesMember chk:HaynesvilleMember 2019-07-01 2019-09-30 0000895126 us-gaap:OilAndGasMember srt:NaturalGasReservesMember 2018-01-01 2018-09-30 0000895126 us-gaap:NaturalGasGatheringTransportationMarketingAndProcessingMember srt:NaturalGasReservesMember 2019-01-01 2019-09-30 0000895126 srt:NaturalGasLiquidsReservesMember chk:MidContinentMember 2019-07-01 2019-09-30 0000895126 srt:OilReservesMember chk:EagleFordMember 2018-01-01 2018-09-30 0000895126 chk:HaynesvilleMember 2019-07-01 2019-09-30 0000895126 srt:NaturalGasLiquidsReservesMember chk:MarcellusMember 2018-01-01 2018-09-30 0000895126 chk:EagleFordMember 2019-07-01 2019-09-30 0000895126 srt:NaturalGasReservesMember 2019-07-01 2019-09-30 0000895126 srt:NaturalGasReservesMember chk:HaynesvilleMember 2018-01-01 2018-09-30 0000895126 srt:OilReservesMember chk:PowderRiverBasinMember 2018-01-01 2018-09-30 0000895126 srt:NaturalGasReservesMember chk:PowderRiverBasinMember 2018-07-01 2018-09-30 0000895126 srt:NaturalGasLiquidsReservesMember chk:UticaMember 2018-07-01 2018-09-30 0000895126 srt:OilReservesMember chk:HaynesvilleMember 2018-01-01 2018-09-30 0000895126 srt:NaturalGasReservesMember chk:UticaMember 2018-07-01 2018-09-30 0000895126 srt:OilReservesMember 2018-07-01 2018-09-30 0000895126 chk:OtherMarketingRevenueMember 2018-01-01 2018-09-30 0000895126 us-gaap:OilAndGasMember srt:NaturalGasLiquidsReservesMember 2018-07-01 2018-09-30 0000895126 us-gaap:NaturalGasGatheringTransportationMarketingAndProcessingMember srt:OilReservesMember 2019-07-01 2019-09-30 0000895126 chk:OtherMarketingRevenueMember 2019-01-01 2019-09-30 0000895126 us-gaap:NaturalGasGatheringTransportationMarketingAndProcessingMember srt:OilReservesMember 2019-01-01 2019-09-30 0000895126 srt:OilReservesMember chk:MidContinentMember 2019-01-01 2019-09-30 0000895126 srt:NaturalGasReservesMember chk:BrazosValleyMember 2019-07-01 2019-09-30 0000895126 srt:OilReservesMember chk:EagleFordMember 2018-07-01 2018-09-30 0000895126 srt:OilReservesMember chk:PowderRiverBasinMember 2019-01-01 2019-09-30 0000895126 chk:MidContinentMember 2019-07-01 2019-09-30 0000895126 srt:OilReservesMember 2019-01-01 2019-09-30 0000895126 srt:OilReservesMember chk:MarcellusMember 2018-01-01 2018-09-30 0000895126 srt:OilReservesMember chk:BrazosValleyMember 2019-01-01 2019-09-30 0000895126 chk:HaynesvilleMember 2019-01-01 2019-09-30 0000895126 us-gaap:NaturalGasGatheringTransportationMarketingAndProcessingMember srt:NaturalGasReservesMember 2018-01-01 2018-09-30 0000895126 us-gaap:NaturalGasGatheringTransportationMarketingAndProcessingMember srt:OilReservesMember 2018-07-01 2018-09-30 0000895126 srt:NaturalGasReservesMember chk:EagleFordMember 2018-07-01 2018-09-30 0000895126 chk:BrazosValleyMember 2019-01-01 2019-09-30 0000895126 srt:NaturalGasLiquidsReservesMember chk:MarcellusMember 2019-01-01 2019-09-30 0000895126 us-gaap:NaturalGasGatheringTransportationMarketingAndProcessingMember srt:NaturalGasLiquidsReservesMember 2019-01-01 2019-09-30 0000895126 us-gaap:OilAndGasMember srt:OilReservesMember 2019-07-01 2019-09-30 0000895126 srt:OilReservesMember chk:MarcellusMember 2019-01-01 2019-09-30 0000895126 srt:OilReservesMember chk:HaynesvilleMember 2019-01-01 2019-09-30 0000895126 srt:OilReservesMember chk:EagleFordMember 2019-07-01 2019-09-30 0000895126 srt:NaturalGasLiquidsReservesMember 2018-07-01 2018-09-30 0000895126 srt:OilReservesMember chk:PowderRiverBasinMember 2018-07-01 2018-09-30 0000895126 chk:EagleFordMember 2018-07-01 2018-09-30 0000895126 srt:NaturalGasReservesMember chk:MarcellusMember 2019-01-01 2019-09-30 0000895126 srt:OilReservesMember 2018-01-01 2018-09-30 0000895126 chk:OtherMarketingRevenueMember srt:NaturalGasReservesMember 2018-01-01 2018-09-30 0000895126 srt:NaturalGasReservesMember 2019-01-01 2019-09-30 0000895126 srt:NaturalGasLiquidsReservesMember chk:HaynesvilleMember 2018-01-01 2018-09-30 0000895126 srt:OilReservesMember chk:PowderRiverBasinMember 2019-07-01 2019-09-30 0000895126 chk:OtherMarketingRevenueMember srt:OilReservesMember 2018-07-01 2018-09-30 0000895126 chk:EagleFordMember 2018-01-01 2018-09-30 0000895126 chk:MidContinentMember 2019-01-01 2019-09-30 0000895126 srt:NaturalGasReservesMember chk:PowderRiverBasinMember 2019-01-01 2019-09-30 0000895126 srt:NaturalGasLiquidsReservesMember chk:EagleFordMember 2018-01-01 2018-09-30 0000895126 srt:NaturalGasReservesMember chk:MarcellusMember 2018-07-01 2018-09-30 0000895126 us-gaap:NaturalGasGatheringTransportationMarketingAndProcessingMember srt:NaturalGasLiquidsReservesMember 2018-07-01 2018-09-30 0000895126 srt:NaturalGasLiquidsReservesMember chk:MidContinentMember 2018-01-01 2018-09-30 0000895126 srt:NaturalGasReservesMember chk:EagleFordMember 2019-01-01 2019-09-30 0000895126 srt:OilReservesMember chk:UticaMember 2018-07-01 2018-09-30 0000895126 srt:NaturalGasLiquidsReservesMember chk:BrazosValleyMember 2019-07-01 2019-09-30 0000895126 chk:MarcellusMember 2019-01-01 2019-09-30 0000895126 us-gaap:OilAndGasMember srt:NaturalGasLiquidsReservesMember 2019-07-01 2019-09-30 0000895126 srt:NaturalGasReservesMember chk:MarcellusMember 2018-01-01 2018-09-30 0000895126 srt:OilReservesMember chk:BrazosValleyMember 2019-07-01 2019-09-30 0000895126 srt:NaturalGasLiquidsReservesMember chk:HaynesvilleMember 2019-07-01 2019-09-30 0000895126 srt:NaturalGasLiquidsReservesMember chk:EagleFordMember 2019-07-01 2019-09-30 0000895126 srt:NaturalGasLiquidsReservesMember chk:MidContinentMember 2018-07-01 2018-09-30 0000895126 srt:NaturalGasReservesMember chk:HaynesvilleMember 2019-01-01 2019-09-30 0000895126 srt:NaturalGasLiquidsReservesMember 2019-07-01 2019-09-30 0000895126 srt:NaturalGasReservesMember chk:PowderRiverBasinMember 2018-01-01 2018-09-30 0000895126 srt:NaturalGasReservesMember chk:MidContinentMember 2019-01-01 2019-09-30 0000895126 us-gaap:OilAndGasMember srt:OilReservesMember 2018-07-01 2018-09-30 0000895126 srt:OilReservesMember chk:MidContinentMember 2019-07-01 2019-09-30 0000895126 srt:OilReservesMember 2019-07-01 2019-09-30 0000895126 srt:NaturalGasReservesMember chk:PowderRiverBasinMember 2019-07-01 2019-09-30 0000895126 chk:UticaMember 2018-01-01 2018-09-30 0000895126 chk:PowderRiverBasinMember 2019-01-01 2019-09-30 0000895126 chk:BrazosValleyMember 2019-07-01 2019-09-30 0000895126 chk:PowderRiverBasinMember 2018-07-01 2018-09-30 0000895126 srt:OilReservesMember chk:HaynesvilleMember 2019-07-01 2019-09-30 0000895126 chk:MidContinentMember 2018-07-01 2018-09-30 0000895126 srt:NaturalGasLiquidsReservesMember 2019-01-01 2019-09-30 0000895126 us-gaap:OilAndGasMember srt:OilReservesMember 2018-01-01 2018-09-30 0000895126 chk:HaynesvilleMember 2018-07-01 2018-09-30 0000895126 chk:MarcellusMember 2018-01-01 2018-09-30 0000895126 srt:NaturalGasReservesMember chk:MidContinentMember 2019-07-01 2019-09-30 0000895126 srt:NaturalGasReservesMember 2018-01-01 2018-09-30 0000895126 us-gaap:NaturalGasGatheringTransportationMarketingAndProcessingMember srt:OilReservesMember 2018-01-01 2018-09-30 0000895126 srt:NaturalGasReservesMember 2018-07-01 2018-09-30 0000895126 srt:NaturalGasReservesMember chk:BrazosValleyMember 2019-01-01 2019-09-30 0000895126 chk:OtherMarketingRevenueMember srt:NaturalGasLiquidsReservesMember 2018-01-01 2018-09-30 0000895126 chk:OtherMarketingRevenueMember srt:NaturalGasReservesMember 2019-07-01 2019-09-30 0000895126 chk:OtherMarketingRevenueMember 2019-07-01 2019-09-30 0000895126 srt:NaturalGasReservesMember chk:MidContinentMember 2018-01-01 2018-09-30 0000895126 chk:PowderRiverBasinMember 2019-07-01 2019-09-30 0000895126 chk:HaynesvilleMember 2018-01-01 2018-09-30 0000895126 srt:NaturalGasLiquidsReservesMember chk:EagleFordMember 2018-07-01 2018-09-30 0000895126 chk:OtherMarketingRevenueMember srt:NaturalGasReservesMember 2018-07-01 2018-09-30 0000895126 srt:NaturalGasReservesMember chk:HaynesvilleMember 2018-07-01 2018-09-30 0000895126 chk:OtherMarketingRevenueMember srt:NaturalGasLiquidsReservesMember 2019-01-01 2019-09-30 0000895126 us-gaap:OilAndGasMember srt:OilReservesMember 2019-01-01 2019-09-30 0000895126 srt:NaturalGasReservesMember chk:EagleFordMember 2018-01-01 2018-09-30 0000895126 chk:OtherMarketingRevenueMember srt:OilReservesMember 2019-01-01 2019-09-30 0000895126 srt:NaturalGasLiquidsReservesMember chk:MarcellusMember 2019-07-01 2019-09-30 0000895126 srt:NaturalGasLiquidsReservesMember chk:HaynesvilleMember 2019-01-01 2019-09-30 0000895126 srt:NaturalGasReservesMember chk:MarcellusMember 2019-07-01 2019-09-30 0000895126 chk:PowderRiverBasinMember 2018-01-01 2018-09-30 0000895126 srt:NaturalGasReservesMember chk:MidContinentMember 2018-07-01 2018-09-30 0000895126 srt:NaturalGasReservesMember chk:EagleFordMember 2019-07-01 2019-09-30 0000895126 srt:NaturalGasLiquidsReservesMember chk:PowderRiverBasinMember 2019-07-01 2019-09-30 0000895126 srt:NaturalGasLiquidsReservesMember chk:PowderRiverBasinMember 2019-01-01 2019-09-30 0000895126 chk:MarcellusMember 2018-07-01 2018-09-30 0000895126 srt:NaturalGasLiquidsReservesMember chk:HaynesvilleMember 2018-07-01 2018-09-30 0000895126 us-gaap:OilAndGasMember srt:NaturalGasReservesMember 2019-07-01 2019-09-30 0000895126 us-gaap:OilAndGasMember srt:NaturalGasLiquidsReservesMember 2019-01-01 2019-09-30 0000895126 srt:OilReservesMember chk:EagleFordMember 2019-01-01 2019-09-30 0000895126 chk:OtherMarketingRevenueMember srt:NaturalGasLiquidsReservesMember 2018-07-01 2018-09-30 0000895126 chk:OtherMarketingRevenueMember 2018-07-01 2018-09-30 0000895126 chk:OtherMarketingRevenueMember srt:NaturalGasLiquidsReservesMember 2019-07-01 2019-09-30 0000895126 srt:NaturalGasLiquidsReservesMember chk:UticaMember 2018-01-01 2018-09-30 0000895126 srt:NaturalGasLiquidsReservesMember chk:PowderRiverBasinMember 2018-01-01 2018-09-30 0000895126 srt:OilReservesMember chk:MarcellusMember 2019-07-01 2019-09-30 0000895126 srt:OilReservesMember chk:UticaMember 2018-01-01 2018-09-30 0000895126 srt:OilReservesMember chk:HaynesvilleMember 2018-07-01 2018-09-30 0000895126 chk:OtherMarketingRevenueMember srt:NaturalGasReservesMember 2019-01-01 2019-09-30 0000895126 us-gaap:OilAndGasMember srt:NaturalGasReservesMember 2018-07-01 2018-09-30 0000895126 srt:OilReservesMember chk:MidContinentMember 2018-07-01 2018-09-30 0000895126 chk:EagleFordMember 2019-01-01 2019-09-30 0000895126 us-gaap:AccountingStandardsUpdate201409Member us-gaap:RetainedEarningsMember 2018-01-01 0000895126 chk:JointInterestMember 2018-12-31 0000895126 chk:OilNaturalGasandNGLSalesMember 2019-09-30 0000895126 chk:OilNaturalGasandNGLSalesMember 2018-12-31 0000895126 chk:OtherRevenueMember 2018-12-31 0000895126 chk:JointInterestMember 2019-09-30 0000895126 chk:OtherRevenueMember 2019-09-30 0000895126 chk:WildhorseResourceDevelopmentCorporationMember 2019-07-01 2019-09-30 0000895126 chk:WildhorseResourceDevelopmentCorporationMember 2019-03-31 0000895126 chk:WildhorseResourceDevelopmentCorporationMember 2019-01-01 2019-03-31 0000895126 chk:WildhorseResourceDevelopmentCorporationMember us-gaap:StateAndLocalJurisdictionMember 2019-01-01 2019-09-30 0000895126 chk:WildhorseResourceDevelopmentCorporationMember 2019-09-30 0000895126 chk:WildhorseResourceDevelopmentCorporationMember us-gaap:DomesticCountryMember 2019-03-31 0000895126 chk:PreferredStockExchangedforSharesofCommonStockMember us-gaap:CommonStockMember 2019-07-01 2019-09-30 0000895126 chk:SeniorNotesExchangedforSharesofCommonStockMember us-gaap:CommonStockMember 2018-07-01 2018-09-30 0000895126 chk:ContingentConvertibleSeniorNotesExchangedforSharesofCommonStockMember us-gaap:CommonStockMember 2018-01-01 2018-09-30 0000895126 chk:ContingentConvertibleSeniorNotesExchangedforSharesofCommonStockMember us-gaap:CommonStockMember 2019-07-01 2019-09-30 0000895126 chk:SeniorNotesExchangedforSharesofCommonStockMember us-gaap:CommonStockMember 2018-01-01 2018-09-30 0000895126 chk:PreferredStockExchangedforSharesofCommonStockMember us-gaap:CommonStockMember 2018-07-01 2018-09-30 0000895126 chk:ContingentConvertibleSeniorNotesExchangedforSharesofCommonStockMember us-gaap:CommonStockMember 2019-01-01 2019-09-30 0000895126 2018-06-30 0000895126 chk:SeniorNotesExchangedforSharesofCommonStockMember us-gaap:CommonStockMember 2019-01-01 2019-09-30 0000895126 chk:PreferredStockExchangedforSharesofCommonStockMember us-gaap:CommonStockMember 2019-01-01 2019-09-30 0000895126 2019-06-30 0000895126 chk:SeniorNotesExchangedforSharesofCommonStockMember us-gaap:CommonStockMember 2019-07-01 2019-09-30 0000895126 chk:ContingentConvertibleSeniorNotesExchangedforSharesofCommonStockMember us-gaap:CommonStockMember 2018-07-01 2018-09-30 0000895126 chk:PreferredStockExchangedforSharesofCommonStockMember us-gaap:CommonStockMember 2018-01-01 2018-09-30 0000895126 chk:FivePointSevenFivePercentCumulativeConvertiblePreferredStockSeriesaMember 2019-09-30 0000895126 chk:FivePointZeroZeroPercentageCumulativeConvertiblePreferredStockSeriesTwoThousandAndFiveBMember 2019-09-30 0000895126 chk:FivePointZeroZeroPercentageCumulativeConvertiblePreferredStockSeriesTwoThousandAndFiveBMember 2019-06-30 0000895126 chk:FivePointZeroZeroPercentageCumulativeConvertiblePreferredStockSeriesTwoThousandAndFiveBMember 2018-12-31 0000895126 chk:FourPointFiveZeroPercentageCumulativeComvertiblePreferredStockMember 2018-12-31 0000895126 chk:FivePointSevenFivePercentCumulativeConvertiblePreferredStockSeriesaMember us-gaap:PreferredStockMember 2019-07-01 2019-09-30 0000895126 chk:FivePointSevenFivePercentCumulativeConvertiblePreferredStockMember 2017-12-31 0000895126 chk:FivePointSevenFivePercentCumulativeConvertiblePreferredStockMember 2019-09-30 0000895126 chk:FivePointSevenFivePercentCumulativeConvertiblePreferredStockSeriesaMember us-gaap:PreferredStockMember 2019-01-01 2019-09-30 0000895126 chk:FivePointZeroZeroPercentageCumulativeConvertiblePreferredStockSeriesTwoThousandAndFiveBMember us-gaap:PreferredStockMember 2019-01-01 2019-09-30 0000895126 chk:FourPointFiveZeroPercentageCumulativeComvertiblePreferredStockMember 2019-06-30 0000895126 chk:FourPointFiveZeroPercentageCumulativeComvertiblePreferredStockMember 2019-09-30 0000895126 chk:FourPointFiveZeroPercentageCumulativeComvertiblePreferredStockMember 2018-06-30 0000895126 chk:FourPointFiveZeroPercentageCumulativeComvertiblePreferredStockMember us-gaap:PreferredStockMember 2019-01-01 2019-09-30 0000895126 chk:FourPointFiveZeroPercentageCumulativeComvertiblePreferredStockMember us-gaap:PreferredStockMember 2019-07-01 2019-09-30 0000895126 chk:FivePointSevenFivePercentCumulativeConvertiblePreferredStockMember 2018-12-31 0000895126 chk:FivePointZeroZeroPercentageCumulativeConvertiblePreferredStockSeriesTwoThousandAndFiveBMember us-gaap:PreferredStockMember 2019-07-01 2019-09-30 0000895126 chk:FivePointSevenFivePercentCumulativeConvertiblePreferredStockSeriesaMember 2019-06-30 0000895126 chk:FivePointZeroZeroPercentageCumulativeConvertiblePreferredStockSeriesTwoThousandAndFiveBMember 2017-12-31 0000895126 chk:FivePointSevenFivePercentCumulativeConvertiblePreferredStockSeriesaMember 2018-06-30 0000895126 chk:FivePointSevenFivePercentCumulativeConvertiblePreferredStockMember us-gaap:PreferredStockMember 2019-07-01 2019-09-30 0000895126 chk:FivePointSevenFivePercentCumulativeConvertiblePreferredStockMember 2018-06-30 0000895126 chk:FivePointZeroZeroPercentageCumulativeConvertiblePreferredStockSeriesTwoThousandAndFiveBMember 2018-06-30 0000895126 chk:FivePointSevenFivePercentCumulativeConvertiblePreferredStockMember 2019-06-30 0000895126 chk:FivePointSevenFivePercentCumulativeConvertiblePreferredStockMember us-gaap:PreferredStockMember 2019-01-01 2019-09-30 0000895126 chk:FivePointSevenFivePercentCumulativeConvertiblePreferredStockSeriesaMember 2018-12-31 0000895126 chk:FourPointFiveZeroPercentageCumulativeComvertiblePreferredStockMember 2017-12-31 0000895126 chk:FivePointSevenFivePercentCumulativeConvertiblePreferredStockSeriesaMember 2017-12-31 0000895126 chk:FivePointSevenFivePercentCumulativeConvertiblePreferredStockSeriesaMember us-gaap:PreferredStockMember 2019-09-30 0000895126 chk:FivePointSevenFivePercentCumulativeConvertiblePreferredStockMember 2018-09-30 0000895126 chk:FivePointSevenFivePercentCumulativeConvertiblePreferredStockSeriesaMember 2018-09-30 0000895126 chk:FourPointFiveZeroPercentageCumulativeComvertiblePreferredStockMember 2018-09-30 0000895126 chk:FivePointZeroZeroPercentageCumulativeConvertiblePreferredStockSeriesTwoThousandAndFiveBMember 2018-09-30 0000895126 us-gaap:PerformanceSharesMember chk:A2017AwardsMember chk:ReportingPeriodAssumptionsMember 2019-01-01 2019-09-30 0000895126 us-gaap:RestrictedStockMember 2018-12-31 0000895126 us-gaap:RestrictedStockMember 2019-09-30 0000895126 us-gaap:RestrictedStockMember 2019-01-01 2019-09-30 0000895126 srt:MaximumMember srt:ManagementMember us-gaap:EmployeeStockOptionMember 2019-01-01 2019-09-30 0000895126 srt:ManagementMember us-gaap:PerformanceSharesMember 2019-01-01 2019-09-30 0000895126 srt:MinimumMember us-gaap:PerformanceSharesMember 2019-01-01 2019-09-30 0000895126 srt:MaximumMember us-gaap:PerformanceSharesMember 2019-01-01 2019-09-30 0000895126 srt:MaximumMember srt:ManagementMember us-gaap:PerformanceSharesMember 2019-01-01 2019-09-30 0000895126 srt:MinimumMember srt:ManagementMember us-gaap:EmployeeStockOptionMember 2019-01-01 2019-09-30 0000895126 srt:MinimumMember srt:ManagementMember us-gaap:PerformanceSharesMember 2019-01-01 2019-09-30 0000895126 us-gaap:EmployeeStockOptionMember 2019-01-01 2019-09-30 0000895126 us-gaap:EmployeeStockOptionMember 2019-09-30 0000895126 chk:AwardYear2019Payable20202021and2022Member us-gaap:PerformanceSharesMember 2019-09-30 0000895126 chk:AwardYear2018Payable2020and2021Member us-gaap:PerformanceSharesMember 2019-09-30 0000895126 chk:AwardYear2017Payable2020Member us-gaap:PerformanceSharesMember 2019-09-30 0000895126 chk:AwardYear2018Payable2020and2021Member chk:CashRestrictedStockUnitsMember 2019-09-30 0000895126 chk:AwardYear2018Payable2020and2021Member chk:CashRestrictedStockUnitsMember 2018-12-31 0000895126 chk:AwardYear2018Payable2020and2021Member us-gaap:PerformanceSharesMember 2018-12-31 0000895126 chk:AwardYear2017Payable2020Member us-gaap:PerformanceSharesMember 2018-12-31 0000895126 chk:AwardYear2019Payable20202021and2022Member us-gaap:PerformanceSharesMember 2018-12-31 0000895126 2018-01-01 2018-12-31 0000895126 chk:RestrictedStockandStockOptionsMember us-gaap:GeneralAndAdministrativeExpenseMember 2018-01-01 2018-09-30 0000895126 chk:RestrictedStockandStockOptionsMember us-gaap:OtherOperatingIncomeExpenseMember 2018-07-01 2018-09-30 0000895126 chk:RestrictedStockandStockOptionsMember us-gaap:OtherOperatingIncomeExpenseMember 2019-07-01 2019-09-30 0000895126 chk:RestrictedStockandStockOptionsMember us-gaap:GeneralAndAdministrativeExpenseMember 2019-01-01 2019-09-30 0000895126 chk:RestrictedStockandStockOptionsMember us-gaap:OperatingIncomeLossMember 2018-01-01 2018-09-30 0000895126 chk:RestrictedStockandStockOptionsMember chk:ExplorationExpenseMember 2018-01-01 2018-09-30 0000895126 chk:RestrictedStockandStockOptionsMember 2019-01-01 2019-09-30 0000895126 chk:RestrictedStockandStockOptionsMember chk:ExplorationExpenseMember 2019-01-01 2019-09-30 0000895126 chk:RestrictedStockandStockOptionsMember 2019-07-01 2019-09-30 0000895126 chk:RestrictedStockandStockOptionsMember chk:ExplorationExpenseMember 2018-07-01 2018-09-30 0000895126 chk:RestrictedStockandStockOptionsMember us-gaap:GeneralAndAdministrativeExpenseMember 2019-07-01 2019-09-30 0000895126 chk:RestrictedStockandStockOptionsMember us-gaap:OperatingIncomeLossMember 2018-07-01 2018-09-30 0000895126 chk:RestrictedStockandStockOptionsMember us-gaap:OperatingIncomeLossMember 2019-01-01 2019-09-30 0000895126 chk:RestrictedStockandStockOptionsMember us-gaap:OtherOperatingIncomeExpenseMember 2019-01-01 2019-09-30 0000895126 chk:RestrictedStockandStockOptionsMember us-gaap:OperatingIncomeLossMember 2019-07-01 2019-09-30 0000895126 chk:RestrictedStockandStockOptionsMember 2018-07-01 2018-09-30 0000895126 chk:RestrictedStockandStockOptionsMember us-gaap:GeneralAndAdministrativeExpenseMember 2018-07-01 2018-09-30 0000895126 chk:RestrictedStockandStockOptionsMember chk:ExplorationExpenseMember 2019-07-01 2019-09-30 0000895126 chk:RestrictedStockandStockOptionsMember us-gaap:OtherOperatingIncomeExpenseMember 2018-01-01 2018-09-30 0000895126 chk:RestrictedStockandStockOptionsMember 2018-01-01 2018-09-30 0000895126 us-gaap:PerformanceSharesMember chk:A2017AwardsMember chk:GrantDateAssumptionsMember 2019-01-01 2019-09-30 0000895126 us-gaap:PerformanceSharesMember 2019-07-01 2019-09-30 0000895126 us-gaap:PerformanceSharesMember chk:OilNaturalGasandNGLProductionMember 2018-07-01 2018-09-30 0000895126 us-gaap:PerformanceSharesMember chk:ExplorationExpenseMember 2019-01-01 2019-09-30 0000895126 us-gaap:PerformanceSharesMember us-gaap:OilAndGasPropertiesMember 2018-01-01 2018-09-30 0000895126 us-gaap:PerformanceSharesMember us-gaap:OilAndGasPropertiesMember 2019-01-01 2019-09-30 0000895126 us-gaap:PerformanceSharesMember chk:ExplorationExpenseMember 2018-01-01 2018-09-30 0000895126 us-gaap:PerformanceSharesMember 2018-07-01 2018-09-30 0000895126 us-gaap:PerformanceSharesMember us-gaap:OilAndGasPropertiesMember 2019-07-01 2019-09-30 0000895126 us-gaap:PerformanceSharesMember chk:ExplorationExpenseMember 2018-07-01 2018-09-30 0000895126 us-gaap:PerformanceSharesMember us-gaap:GeneralAndAdministrativeExpenseMember 2019-01-01 2019-09-30 0000895126 us-gaap:PerformanceSharesMember us-gaap:OilAndGasPropertiesMember 2018-07-01 2018-09-30 0000895126 us-gaap:PerformanceSharesMember 2019-01-01 2019-09-30 0000895126 us-gaap:PerformanceSharesMember 2018-01-01 2018-09-30 0000895126 us-gaap:PerformanceSharesMember us-gaap:GeneralAndAdministrativeExpenseMember 2018-01-01 2018-09-30 0000895126 us-gaap:PerformanceSharesMember chk:OilNaturalGasandNGLProductionMember 2019-01-01 2019-09-30 0000895126 us-gaap:PerformanceSharesMember us-gaap:GeneralAndAdministrativeExpenseMember 2018-07-01 2018-09-30 0000895126 us-gaap:PerformanceSharesMember chk:OilNaturalGasandNGLProductionMember 2019-07-01 2019-09-30 0000895126 us-gaap:PerformanceSharesMember chk:OilNaturalGasandNGLProductionMember 2018-01-01 2018-09-30 0000895126 us-gaap:PerformanceSharesMember chk:ExplorationExpenseMember 2019-07-01 2019-09-30 0000895126 us-gaap:PerformanceSharesMember us-gaap:GeneralAndAdministrativeExpenseMember 2019-07-01 2019-09-30 0000895126 chk:CashRestrictedStockUnitsMember 2018-01-01 2018-12-31 0000895126 srt:ManagementMember us-gaap:EmployeeStockOptionMember 2019-01-01 2019-09-30 0000895126 us-gaap:CommodityContractMember us-gaap:FairValueInputsLevel3Member chk:OilNaturalGasandNGLSalesMember 2018-01-01 2018-09-30 0000895126 us-gaap:CommodityContractMember us-gaap:FairValueInputsLevel3Member chk:OilNaturalGasandNGLSalesMember 2019-01-01 2019-09-30 0000895126 chk:FutureNaturalGasPricesMember us-gaap:EnergyRelatedDerivativeMember us-gaap:FairValueInputsLevel3Member chk:UticaShaleMember chk:OilNaturalGasandNGLSalesMember 2018-01-01 2018-09-30 0000895126 chk:FutureNaturalGasPricesMember us-gaap:EnergyRelatedDerivativeMember us-gaap:FairValueInputsLevel3Member chk:UticaShaleMember chk:OilNaturalGasandNGLSalesMember 2019-01-01 2019-09-30 0000895126 us-gaap:CashFlowHedgingMember 2017-12-31 0000895126 us-gaap:CashFlowHedgingMember 2018-01-01 2018-09-30 0000895126 us-gaap:CashFlowHedgingMember 2019-01-01 2019-09-30 0000895126 us-gaap:CashFlowHedgingMember 2018-09-30 0000895126 us-gaap:CashFlowHedgingMember 2018-12-31 0000895126 us-gaap:CashFlowHedgingMember 2019-09-30 0000895126 chk:FutureNaturalGasPricesMember us-gaap:EnergyRelatedDerivativeMember us-gaap:FairValueInputsLevel3Member chk:UticaShaleMember 2018-12-31 0000895126 us-gaap:CommodityContractMember us-gaap:FairValueInputsLevel3Member 2018-09-30 0000895126 chk:FutureNaturalGasPricesMember us-gaap:EnergyRelatedDerivativeMember us-gaap:FairValueInputsLevel3Member chk:UticaShaleMember 2019-01-01 2019-09-30 0000895126 chk:FutureNaturalGasPricesMember us-gaap:EnergyRelatedDerivativeMember us-gaap:FairValueInputsLevel3Member chk:UticaShaleMember 2017-12-31 0000895126 us-gaap:CommodityContractMember us-gaap:FairValueInputsLevel3Member 2019-01-01 2019-09-30 0000895126 us-gaap:CommodityContractMember us-gaap:FairValueInputsLevel3Member 2018-12-31 0000895126 chk:FutureNaturalGasPricesMember us-gaap:EnergyRelatedDerivativeMember us-gaap:FairValueInputsLevel3Member chk:UticaShaleMember 2018-09-30 0000895126 us-gaap:CommodityContractMember us-gaap:FairValueInputsLevel3Member 2017-12-31 0000895126 us-gaap:CommodityContractMember us-gaap:FairValueInputsLevel3Member 2019-09-30 0000895126 chk:FutureNaturalGasPricesMember us-gaap:EnergyRelatedDerivativeMember us-gaap:FairValueInputsLevel3Member chk:UticaShaleMember 2018-01-01 2018-09-30 0000895126 us-gaap:CommodityContractMember us-gaap:FairValueInputsLevel3Member 2018-01-01 2018-09-30 0000895126 chk:FutureNaturalGasPricesMember us-gaap:EnergyRelatedDerivativeMember us-gaap:FairValueInputsLevel3Member chk:UticaShaleMember 2019-09-30 0000895126 us-gaap:CommodityContractMember 2018-12-31 0000895126 us-gaap:CommodityContractMember us-gaap:FairValueInputsLevel2Member 2018-12-31 0000895126 us-gaap:FairValueInputsLevel1Member 2018-12-31 0000895126 us-gaap:FairValueInputsLevel2Member 2019-09-30 0000895126 us-gaap:CommodityContractMember 2019-09-30 0000895126 us-gaap:CommodityContractMember us-gaap:FairValueInputsLevel1Member 2018-12-31 0000895126 chk:FutureNaturalGasPricesMember us-gaap:EnergyRelatedDerivativeMember us-gaap:FairValueInputsLevel1Member chk:UticaShaleMember 2019-09-30 0000895126 chk:FutureNaturalGasPricesMember us-gaap:EnergyRelatedDerivativeMember chk:UticaShaleMember 2018-12-31 0000895126 chk:FutureNaturalGasPricesMember us-gaap:EnergyRelatedDerivativeMember us-gaap:FairValueInputsLevel1Member chk:UticaShaleMember 2018-12-31 0000895126 us-gaap:FairValueInputsLevel3Member 2019-09-30 0000895126 chk:FutureNaturalGasPricesMember us-gaap:EnergyRelatedDerivativeMember us-gaap:FairValueInputsLevel2Member chk:UticaShaleMember 2019-09-30 0000895126 us-gaap:CommodityContractMember us-gaap:FairValueInputsLevel1Member 2019-09-30 0000895126 us-gaap:CommodityContractMember us-gaap:FairValueInputsLevel2Member 2019-09-30 0000895126 chk:FutureNaturalGasPricesMember us-gaap:EnergyRelatedDerivativeMember chk:UticaShaleMember 2019-09-30 0000895126 us-gaap:FairValueInputsLevel1Member 2019-09-30 0000895126 us-gaap:FairValueInputsLevel3Member 2018-12-31 0000895126 us-gaap:FairValueInputsLevel2Member 2018-12-31 0000895126 chk:FutureNaturalGasPricesMember us-gaap:EnergyRelatedDerivativeMember us-gaap:FairValueInputsLevel2Member chk:UticaShaleMember 2018-12-31 0000895126 us-gaap:EnergyRelatedDerivativeMember 2019-09-30 0000895126 srt:NaturalGasReservesMember us-gaap:EnergyRelatedDerivativeMember us-gaap:CallOptionMember 2019-01-01 2019-09-30 0000895126 srt:OilReservesMember us-gaap:EnergyRelatedDerivativeMember chk:CollarMember 2018-12-31 0000895126 srt:OilReservesMember us-gaap:EnergyRelatedDerivativeMember us-gaap:PutOptionMember 2019-09-30 0000895126 srt:OilReservesMember us-gaap:EnergyRelatedDerivativeMember us-gaap:SwaptionMember 2019-01-01 2019-09-30 0000895126 srt:NaturalGasReservesMember us-gaap:EnergyRelatedDerivativeMember us-gaap:SwapMember 2018-12-31 0000895126 srt:OilReservesMember us-gaap:EnergyRelatedDerivativeMember us-gaap:SwapMember 2018-12-31 0000895126 srt:NaturalGasReservesMember us-gaap:EnergyRelatedDerivativeMember chk:ThreeWayCollarMember 2018-12-31 0000895126 srt:NaturalGasReservesMember us-gaap:EnergyRelatedDerivativeMember us-gaap:SwaptionMember 2018-01-01 2018-12-31 0000895126 srt:OilReservesMember us-gaap:EnergyRelatedDerivativeMember us-gaap:SwapMember 2019-01-01 2019-09-30 0000895126 srt:OilReservesMember us-gaap:EnergyRelatedDerivativeMember chk:CollarMember 2019-09-30 0000895126 srt:NaturalGasReservesMember us-gaap:EnergyRelatedDerivativeMember us-gaap:SwapMember 2019-09-30 0000895126 srt:NaturalGasReservesMember us-gaap:EnergyRelatedDerivativeMember chk:CollarMember 2018-12-31 0000895126 srt:NaturalGasReservesMember us-gaap:EnergyRelatedDerivativeMember us-gaap:CallOptionMember 2019-09-30 0000895126 srt:NaturalGasReservesMember us-gaap:EnergyRelatedDerivativeMember us-gaap:BasisSwapMember 2019-01-01 2019-09-30 0000895126 srt:NaturalGasReservesMember us-gaap:EnergyRelatedDerivativeMember us-gaap:CallOptionMember 2018-01-01 2018-12-31 0000895126 srt:OilReservesMember us-gaap:EnergyRelatedDerivativeMember us-gaap:BasisSwapMember 2018-12-31 0000895126 srt:OilReservesMember us-gaap:EnergyRelatedDerivativeMember us-gaap:SwaptionMember 2019-09-30 0000895126 srt:NaturalGasReservesMember us-gaap:EnergyRelatedDerivativeMember us-gaap:SwapMember 2019-01-01 2019-09-30 0000895126 srt:NaturalGasReservesMember us-gaap:EnergyRelatedDerivativeMember us-gaap:SwapMember 2018-01-01 2018-12-31 0000895126 srt:NaturalGasReservesMember us-gaap:EnergyRelatedDerivativeMember us-gaap:SwaptionMember 2018-12-31 0000895126 srt:OilReservesMember us-gaap:EnergyRelatedDerivativeMember us-gaap:PutOptionMember 2019-01-01 2019-09-30 0000895126 srt:NaturalGasReservesMember us-gaap:EnergyRelatedDerivativeMember chk:ThreeWayCollarMember 2018-01-01 2018-12-31 0000895126 srt:OilReservesMember us-gaap:EnergyRelatedDerivativeMember 2018-01-01 2018-12-31 0000895126 srt:NaturalGasReservesMember us-gaap:EnergyRelatedDerivativeMember us-gaap:BasisSwapMember 2018-01-01 2018-12-31 0000895126 srt:OilReservesMember us-gaap:EnergyRelatedDerivativeMember chk:CollarMember 2018-01-01 2018-12-31 0000895126 srt:NaturalGasReservesMember us-gaap:EnergyRelatedDerivativeMember 2018-01-01 2018-12-31 0000895126 srt:OilReservesMember us-gaap:EnergyRelatedDerivativeMember 2019-09-30 0000895126 srt:OilReservesMember us-gaap:EnergyRelatedDerivativeMember chk:CollarMember 2019-01-01 2019-09-30 0000895126 srt:NaturalGasReservesMember us-gaap:EnergyRelatedDerivativeMember chk:CollarMember 2019-01-01 2019-09-30 0000895126 srt:OilReservesMember us-gaap:EnergyRelatedDerivativeMember us-gaap:SwapMember 2019-09-30 0000895126 srt:OilReservesMember us-gaap:EnergyRelatedDerivativeMember us-gaap:BasisSwapMember 2019-09-30 0000895126 srt:NaturalGasReservesMember us-gaap:EnergyRelatedDerivativeMember us-gaap:BasisSwapMember 2018-12-31 0000895126 srt:NaturalGasReservesMember us-gaap:EnergyRelatedDerivativeMember chk:CollarMember 2018-01-01 2018-12-31 0000895126 srt:NaturalGasReservesMember us-gaap:EnergyRelatedDerivativeMember 2019-09-30 0000895126 srt:NaturalGasReservesMember us-gaap:EnergyRelatedDerivativeMember us-gaap:CallOptionMember 2018-12-31 0000895126 srt:NaturalGasReservesMember us-gaap:EnergyRelatedDerivativeMember us-gaap:SwaptionMember 2019-01-01 2019-09-30 0000895126 srt:OilReservesMember us-gaap:EnergyRelatedDerivativeMember us-gaap:BasisSwapMember 2018-01-01 2018-12-31 0000895126 srt:NaturalGasReservesMember us-gaap:EnergyRelatedDerivativeMember us-gaap:BasisSwapMember 2019-09-30 0000895126 us-gaap:EnergyRelatedDerivativeMember 2018-12-31 0000895126 srt:NaturalGasReservesMember us-gaap:EnergyRelatedDerivativeMember chk:ThreeWayCollarMember 2019-09-30 0000895126 srt:NaturalGasReservesMember us-gaap:EnergyRelatedDerivativeMember 2019-01-01 2019-09-30 0000895126 srt:OilReservesMember us-gaap:EnergyRelatedDerivativeMember 2018-12-31 0000895126 srt:OilReservesMember us-gaap:EnergyRelatedDerivativeMember us-gaap:BasisSwapMember 2019-01-01 2019-09-30 0000895126 srt:NaturalGasReservesMember us-gaap:EnergyRelatedDerivativeMember us-gaap:SwaptionMember 2019-09-30 0000895126 srt:OilReservesMember us-gaap:EnergyRelatedDerivativeMember 2019-01-01 2019-09-30 0000895126 srt:NaturalGasReservesMember us-gaap:EnergyRelatedDerivativeMember chk:ThreeWayCollarMember 2019-01-01 2019-09-30 0000895126 srt:NaturalGasReservesMember us-gaap:EnergyRelatedDerivativeMember 2018-12-31 0000895126 srt:OilReservesMember us-gaap:EnergyRelatedDerivativeMember us-gaap:SwapMember 2018-01-01 2018-12-31 0000895126 srt:NaturalGasReservesMember us-gaap:EnergyRelatedDerivativeMember chk:CollarMember 2019-09-30 0000895126 srt:WeightedAverageMember srt:NaturalGasReservesMember us-gaap:EnergyRelatedDerivativeMember us-gaap:MeasurementInputPriceVolatilityMember 2019-09-30 0000895126 srt:WeightedAverageMember srt:OilReservesMember us-gaap:EnergyRelatedDerivativeMember us-gaap:MeasurementInputPriceVolatilityMember 2019-09-30 0000895126 us-gaap:DesignatedAsHedgingInstrumentMember 2019-09-30 0000895126 chk:FutureNaturalGasPricesMember us-gaap:DisposalGroupDisposedOfBySaleNotDiscontinuedOperationsMember chk:UticaShaleMember 2018-01-01 2018-12-31 0000895126 chk:A2022NYMEXNaturalGasMember chk:FutureNaturalGasPricesTwentyTwentyTwoMember us-gaap:DisposalGroupDisposedOfBySaleNotDiscontinuedOperationsMember chk:UticaShaleMember 2018-01-01 2018-12-31 0000895126 chk:FutureNaturalGasPricesMember us-gaap:DisposalGroupDisposedOfBySaleNotDiscontinuedOperationsMember chk:UticaShaleMember 2019-01-01 2019-09-30 0000895126 us-gaap:CreditRiskMember 2019-09-30 0000895126 chk:A2022NYMEXNaturalGasMember chk:FutureNaturalGasPricesMember us-gaap:DisposalGroupDisposedOfBySaleNotDiscontinuedOperationsMember chk:UticaShaleMember 2018-12-31 0000895126 chk:A2022NYMEXNaturalGasMember chk:FutureNaturalGasPricesTwentyTwentyThreeMember us-gaap:DisposalGroupDisposedOfBySaleNotDiscontinuedOperationsMember chk:UticaShaleMember 2018-01-01 2018-12-31 0000895126 chk:FutureNaturalGasPricesMember us-gaap:DisposalGroupDisposedOfBySaleNotDiscontinuedOperationsMember chk:UticaShaleMember 2018-12-31 0000895126 chk:OilNaturalGasandNGLSalesMember 2018-01-01 2018-09-30 0000895126 chk:OilNaturalGasandNGLSalesMember 2019-01-01 2019-09-30 0000895126 us-gaap:CommodityContractMember us-gaap:NondesignatedMember chk:OilNaturalGasandNGLSalesMember 2019-07-01 2019-09-30 0000895126 us-gaap:CommodityContractMember us-gaap:NondesignatedMember chk:OilNaturalGasandNGLSalesMember 2018-01-01 2018-09-30 0000895126 chk:OilNaturalGasandNGLSalesMember 2019-07-01 2019-09-30 0000895126 chk:OilNaturalGasandNGLSalesMember 2018-07-01 2018-09-30 0000895126 us-gaap:CommodityContractMember us-gaap:NondesignatedMember chk:OilNaturalGasandNGLSalesMember 2019-01-01 2019-09-30 0000895126 us-gaap:CommodityContractMember us-gaap:NondesignatedMember chk:OilNaturalGasandNGLSalesMember 2018-07-01 2018-09-30 0000895126 us-gaap:OtherContractMember chk:MarketingGatheringAndCompressionMember 2018-01-01 2018-09-30 0000895126 chk:MarketingMember chk:MarketingGatheringAndCompressionMember 2018-01-01 2018-09-30 0000895126 us-gaap:OtherContractMember chk:MarketingGatheringAndCompressionMember 2018-07-01 2018-09-30 0000895126 chk:MarketingMember chk:MarketingGatheringAndCompressionMember 2018-07-01 2018-09-30 0000895126 chk:MarketingMember chk:MarketingGatheringAndCompressionMember 2019-07-01 2019-09-30 0000895126 us-gaap:OtherContractMember chk:MarketingGatheringAndCompressionMember 2019-01-01 2019-09-30 0000895126 chk:MarketingMember chk:MarketingGatheringAndCompressionMember 2019-01-01 2019-09-30 0000895126 us-gaap:OtherContractMember chk:MarketingGatheringAndCompressionMember 2019-07-01 2019-09-30 0000895126 us-gaap:OtherCurrentAssetsMember chk:FutureNaturalGasPricesMember us-gaap:EnergyRelatedDerivativeMember us-gaap:NondesignatedMember 2019-09-30 0000895126 us-gaap:OtherCurrentLiabilitiesMember us-gaap:CommodityContractMember us-gaap:NondesignatedMember 2019-09-30 0000895126 us-gaap:CommodityContractMember us-gaap:NondesignatedMember 2019-09-30 0000895126 us-gaap:OtherCurrentAssetsMember chk:FutureNaturalGasPricesMember us-gaap:EnergyRelatedDerivativeMember us-gaap:NondesignatedMember 2018-12-31 0000895126 us-gaap:OtherNoncurrentAssetsMember us-gaap:CommodityContractMember us-gaap:NondesignatedMember 2019-09-30 0000895126 us-gaap:OtherNoncurrentLiabilitiesMember us-gaap:CommodityContractMember us-gaap:NondesignatedMember 2018-12-31 0000895126 us-gaap:OtherNoncurrentLiabilitiesMember us-gaap:CommodityContractMember us-gaap:NondesignatedMember 2019-09-30 0000895126 us-gaap:CommodityContractMember us-gaap:NondesignatedMember 2018-12-31 0000895126 us-gaap:OtherCurrentAssetsMember us-gaap:CommodityContractMember us-gaap:NondesignatedMember 2018-12-31 0000895126 us-gaap:OtherCurrentAssetsMember us-gaap:CommodityContractMember us-gaap:NondesignatedMember 2019-09-30 0000895126 us-gaap:OtherNoncurrentAssetsMember us-gaap:CommodityContractMember us-gaap:NondesignatedMember 2018-12-31 0000895126 us-gaap:OtherCurrentLiabilitiesMember us-gaap:CommodityContractMember us-gaap:NondesignatedMember 2018-12-31 0000895126 us-gaap:CashFlowHedgingMember 2018-06-30 0000895126 us-gaap:CashFlowHedgingMember 2018-07-01 2018-09-30 0000895126 us-gaap:CashFlowHedgingMember 2019-07-01 2019-09-30 0000895126 us-gaap:CashFlowHedgingMember 2019-06-30 0000895126 srt:MaximumMember srt:OilReservesMember us-gaap:EnergyRelatedDerivativeMember us-gaap:MeasurementInputPriceVolatilityMember 2019-09-30 0000895126 us-gaap:DesignatedAsHedgingInstrumentMember 2018-12-31 0000895126 srt:MaximumMember srt:NaturalGasReservesMember us-gaap:EnergyRelatedDerivativeMember us-gaap:MeasurementInputPriceVolatilityMember 2019-09-30 0000895126 srt:MinimumMember srt:NaturalGasReservesMember us-gaap:EnergyRelatedDerivativeMember us-gaap:MeasurementInputPriceVolatilityMember 2019-09-30 0000895126 srt:MinimumMember srt:OilReservesMember us-gaap:EnergyRelatedDerivativeMember us-gaap:MeasurementInputPriceVolatilityMember 2019-09-30 0000895126 chk:FtsInternationalIncMember us-gaap:IPOMember 2019-01-01 2019-09-30 0000895126 chk:FtsInternationalIncMember us-gaap:IPOMember 2019-09-30 0000895126 chk:FtsInternationalIncMember 2019-01-01 2019-09-30 0000895126 chk:JWHMidstreamLLCJWHMember 2019-07-01 2019-09-30 0000895126 chk:FtsInternationalIncMember 2019-09-30 0000895126 chk:JWHMidstreamLLCJWHMember 2019-03-31 0000895126 chk:FtsInternationalIncMember 2018-12-31 0000895126 chk:JWHMidstreamLLCJWHMember 2019-01-01 2019-09-30 0000895126 chk:JWHMidstreamLLCJWHMember 2019-09-30 0000895126 us-gaap:OneTimeTerminationBenefitsMember 2018-01-01 2018-09-30 0000895126 2018-01-30 2018-01-30 0000895126 us-gaap:OtherCurrentLiabilitiesMember 2019-09-30 0000895126 us-gaap:OtherCurrentLiabilitiesMember us-gaap:FairValueInputsLevel1Member 2019-09-30 0000895126 us-gaap:OtherCurrentLiabilitiesMember us-gaap:FairValueInputsLevel1Member 2018-12-31 0000895126 us-gaap:OtherCurrentAssetsMember us-gaap:FairValueInputsLevel2Member 2019-09-30 0000895126 us-gaap:OtherCurrentAssetsMember us-gaap:FairValueInputsLevel3Member 2019-09-30 0000895126 us-gaap:OtherCurrentLiabilitiesMember us-gaap:FairValueInputsLevel3Member 2018-12-31 0000895126 us-gaap:OtherCurrentAssetsMember us-gaap:FairValueInputsLevel1Member 2019-09-30 0000895126 us-gaap:OtherCurrentAssetsMember us-gaap:FairValueInputsLevel3Member 2018-12-31 0000895126 us-gaap:OtherCurrentLiabilitiesMember us-gaap:FairValueInputsLevel2Member 2019-09-30 0000895126 us-gaap:OtherCurrentAssetsMember 2018-12-31 0000895126 us-gaap:OtherCurrentLiabilitiesMember us-gaap:FairValueInputsLevel3Member 2019-09-30 0000895126 us-gaap:OtherCurrentAssetsMember us-gaap:FairValueInputsLevel2Member 2018-12-31 0000895126 us-gaap:OtherCurrentLiabilitiesMember 2018-12-31 0000895126 us-gaap:OtherCurrentAssetsMember us-gaap:FairValueInputsLevel1Member 2018-12-31 0000895126 us-gaap:OtherCurrentLiabilitiesMember us-gaap:FairValueInputsLevel2Member 2018-12-31 0000895126 us-gaap:OtherCurrentAssetsMember 2019-09-30 0000895126 chk:OwnedSubsidiariesMember us-gaap:SeniorNotesMember 2019-09-30 0000895126 srt:ParentCompanyMember srt:ReportableLegalEntitiesMember 2018-01-01 2018-09-30 0000895126 srt:ConsolidationEliminationsMember 2018-01-01 2018-09-30 0000895126 srt:ParentCompanyMember srt:ReportableLegalEntitiesMember chk:OilandGasandMarketingMember 2018-01-01 2018-09-30 0000895126 srt:GuarantorSubsidiariesMember srt:ReportableLegalEntitiesMember 2018-01-01 2018-09-30 0000895126 srt:GuarantorSubsidiariesMember srt:ReportableLegalEntitiesMember us-gaap:OilAndGasExplorationAndProductionMember 2018-01-01 2018-09-30 0000895126 srt:GuarantorSubsidiariesMember srt:ReportableLegalEntitiesMember us-gaap:OilAndGasMember 2018-01-01 2018-09-30 0000895126 srt:NonGuarantorSubsidiariesMember srt:ReportableLegalEntitiesMember us-gaap:OilAndGasMember 2018-01-01 2018-09-30 0000895126 srt:ParentCompanyMember srt:ReportableLegalEntitiesMember chk:OilandGasGatheringProcessingandTransportationMember 2018-01-01 2018-09-30 0000895126 srt:NonGuarantorSubsidiariesMember srt:ReportableLegalEntitiesMember 2018-01-01 2018-09-30 0000895126 srt:NonGuarantorSubsidiariesMember srt:ReportableLegalEntitiesMember us-gaap:NaturalGasGatheringTransportationMarketingAndProcessingMember 2018-01-01 2018-09-30 0000895126 srt:NonGuarantorSubsidiariesMember srt:ReportableLegalEntitiesMember us-gaap:OilAndGasExplorationAndProductionMember 2018-01-01 2018-09-30 0000895126 srt:GuarantorSubsidiariesMember srt:ReportableLegalEntitiesMember chk:OilandGasGatheringProcessingandTransportationMember 2018-01-01 2018-09-30 0000895126 srt:GuarantorSubsidiariesMember srt:ReportableLegalEntitiesMember chk:OilandGasandMarketingMember 2018-01-01 2018-09-30 0000895126 srt:ConsolidationEliminationsMember us-gaap:OilAndGasExplorationAndProductionMember 2018-01-01 2018-09-30 0000895126 srt:GuarantorSubsidiariesMember srt:ReportableLegalEntitiesMember us-gaap:ManufacturedProductOtherMember 2018-01-01 2018-09-30 0000895126 srt:NonGuarantorSubsidiariesMember srt:ReportableLegalEntitiesMember chk:OilandGasGatheringProcessingandTransportationMember 2018-01-01 2018-09-30 0000895126 srt:NonGuarantorSubsidiariesMember srt:ReportableLegalEntitiesMember chk:OilandGasProductionMember 2018-01-01 2018-09-30 0000895126 srt:ConsolidationEliminationsMember us-gaap:OilAndGasMember 2018-01-01 2018-09-30 0000895126 srt:ConsolidationEliminationsMember chk:OilandGasProductionMember 2018-01-01 2018-09-30 0000895126 srt:GuarantorSubsidiariesMember srt:ReportableLegalEntitiesMember us-gaap:NaturalGasGatheringTransportationMarketingAndProcessingMember 2018-01-01 2018-09-30 0000895126 srt:NonGuarantorSubsidiariesMember srt:ReportableLegalEntitiesMember chk:OilandGasandMarketingMember 2018-01-01 2018-09-30 0000895126 srt:GuarantorSubsidiariesMember srt:ReportableLegalEntitiesMember chk:OilandGasProductionMember 2018-01-01 2018-09-30 0000895126 srt:ParentCompanyMember srt:ReportableLegalEntitiesMember chk:OilandGasProductionMember 2018-01-01 2018-09-30 0000895126 srt:ParentCompanyMember srt:ReportableLegalEntitiesMember us-gaap:ManufacturedProductOtherMember 2018-01-01 2018-09-30 0000895126 srt:ConsolidationEliminationsMember us-gaap:NaturalGasGatheringTransportationMarketingAndProcessingMember 2018-01-01 2018-09-30 0000895126 srt:ParentCompanyMember srt:ReportableLegalEntitiesMember us-gaap:OilAndGasExplorationAndProductionMember 2018-01-01 2018-09-30 0000895126 srt:ConsolidationEliminationsMember chk:OilandGasandMarketingMember 2018-01-01 2018-09-30 0000895126 srt:NonGuarantorSubsidiariesMember srt:ReportableLegalEntitiesMember us-gaap:ManufacturedProductOtherMember 2018-01-01 2018-09-30 0000895126 srt:ParentCompanyMember srt:ReportableLegalEntitiesMember us-gaap:OilAndGasMember 2018-01-01 2018-09-30 0000895126 srt:ParentCompanyMember srt:ReportableLegalEntitiesMember us-gaap:NaturalGasGatheringTransportationMarketingAndProcessingMember 2018-01-01 2018-09-30 0000895126 srt:ConsolidationEliminationsMember chk:OilandGasGatheringProcessingandTransportationMember 2018-01-01 2018-09-30 0000895126 srt:ConsolidationEliminationsMember us-gaap:ManufacturedProductOtherMember 2018-01-01 2018-09-30 0000895126 srt:GuarantorSubsidiariesMember srt:ReportableLegalEntitiesMember 2018-07-01 2018-09-30 0000895126 srt:ConsolidationEliminationsMember 2018-07-01 2018-09-30 0000895126 srt:NonGuarantorSubsidiariesMember srt:ReportableLegalEntitiesMember 2018-07-01 2018-09-30 0000895126 srt:ParentCompanyMember srt:ReportableLegalEntitiesMember 2018-07-01 2018-09-30 0000895126 srt:ParentCompanyMember srt:ReportableLegalEntitiesMember chk:OilandGasProductionMember 2018-07-01 2018-09-30 0000895126 srt:ConsolidationEliminationsMember us-gaap:OilAndGasMember 2018-07-01 2018-09-30 0000895126 srt:GuarantorSubsidiariesMember srt:ReportableLegalEntitiesMember us-gaap:NaturalGasGatheringTransportationMarketingAndProcessingMember 2018-07-01 2018-09-30 0000895126 srt:NonGuarantorSubsidiariesMember srt:ReportableLegalEntitiesMember chk:OilandGasandMarketingMember 2018-07-01 2018-09-30 0000895126 srt:ParentCompanyMember srt:ReportableLegalEntitiesMember us-gaap:OilAndGasMember 2018-07-01 2018-09-30 0000895126 srt:ParentCompanyMember srt:ReportableLegalEntitiesMember chk:OilandGasandMarketingMember 2018-07-01 2018-09-30 0000895126 srt:NonGuarantorSubsidiariesMember srt:ReportableLegalEntitiesMember chk:OilandGasGatheringProcessingandTransportationMember 2018-07-01 2018-09-30 0000895126 srt:ConsolidationEliminationsMember us-gaap:NaturalGasGatheringTransportationMarketingAndProcessingMember 2018-07-01 2018-09-30 0000895126 srt:NonGuarantorSubsidiariesMember srt:ReportableLegalEntitiesMember us-gaap:OilAndGasMember 2018-07-01 2018-09-30 0000895126 srt:ParentCompanyMember srt:ReportableLegalEntitiesMember us-gaap:ManufacturedProductOtherMember 2018-07-01 2018-09-30 0000895126 srt:NonGuarantorSubsidiariesMember srt:ReportableLegalEntitiesMember us-gaap:ManufacturedProductOtherMember 2018-07-01 2018-09-30 0000895126 srt:ConsolidationEliminationsMember us-gaap:ManufacturedProductOtherMember 2018-07-01 2018-09-30 0000895126 srt:GuarantorSubsidiariesMember srt:ReportableLegalEntitiesMember us-gaap:OilAndGasMember 2018-07-01 2018-09-30 0000895126 srt:NonGuarantorSubsidiariesMember srt:ReportableLegalEntitiesMember us-gaap:NaturalGasGatheringTransportationMarketingAndProcessingMember 2018-07-01 2018-09-30 0000895126 srt:GuarantorSubsidiariesMember srt:ReportableLegalEntitiesMember chk:OilandGasProductionMember 2018-07-01 2018-09-30 0000895126 srt:NonGuarantorSubsidiariesMember srt:ReportableLegalEntitiesMember chk:OilandGasProductionMember 2018-07-01 2018-09-30 0000895126 srt:ConsolidationEliminationsMember chk:OilandGasandMarketingMember 2018-07-01 2018-09-30 0000895126 srt:ConsolidationEliminationsMember us-gaap:OilAndGasExplorationAndProductionMember 2018-07-01 2018-09-30 0000895126 srt:NonGuarantorSubsidiariesMember srt:ReportableLegalEntitiesMember us-gaap:OilAndGasExplorationAndProductionMember 2018-07-01 2018-09-30 0000895126 srt:ParentCompanyMember srt:ReportableLegalEntitiesMember us-gaap:NaturalGasGatheringTransportationMarketingAndProcessingMember 2018-07-01 2018-09-30 0000895126 srt:GuarantorSubsidiariesMember srt:ReportableLegalEntitiesMember us-gaap:ManufacturedProductOtherMember 2018-07-01 2018-09-30 0000895126 srt:ParentCompanyMember srt:ReportableLegalEntitiesMember chk:OilandGasGatheringProcessingandTransportationMember 2018-07-01 2018-09-30 0000895126 srt:GuarantorSubsidiariesMember srt:ReportableLegalEntitiesMember chk:OilandGasGatheringProcessingandTransportationMember 2018-07-01 2018-09-30 0000895126 srt:ConsolidationEliminationsMember chk:OilandGasProductionMember 2018-07-01 2018-09-30 0000895126 srt:ParentCompanyMember srt:ReportableLegalEntitiesMember us-gaap:OilAndGasExplorationAndProductionMember 2018-07-01 2018-09-30 0000895126 srt:ConsolidationEliminationsMember chk:OilandGasGatheringProcessingandTransportationMember 2018-07-01 2018-09-30 0000895126 srt:GuarantorSubsidiariesMember srt:ReportableLegalEntitiesMember chk:OilandGasandMarketingMember 2018-07-01 2018-09-30 0000895126 srt:GuarantorSubsidiariesMember srt:ReportableLegalEntitiesMember us-gaap:OilAndGasExplorationAndProductionMember 2018-07-01 2018-09-30 0000895126 srt:GuarantorSubsidiariesMember srt:ReportableLegalEntitiesMember 2018-12-31 0000895126 srt:ParentCompanyMember srt:ReportableLegalEntitiesMember 2018-12-31 0000895126 srt:ConsolidationEliminationsMember 2018-12-31 0000895126 srt:NonGuarantorSubsidiariesMember srt:ReportableLegalEntitiesMember 2018-12-31 0000895126 srt:ConsolidationEliminationsMember 2019-01-01 2019-09-30 0000895126 srt:NonGuarantorSubsidiariesMember srt:ReportableLegalEntitiesMember 2019-01-01 2019-09-30 0000895126 srt:ParentCompanyMember srt:ReportableLegalEntitiesMember 2019-01-01 2019-09-30 0000895126 srt:GuarantorSubsidiariesMember srt:ReportableLegalEntitiesMember 2019-01-01 2019-09-30 0000895126 srt:NonGuarantorSubsidiariesMember srt:ReportableLegalEntitiesMember 2019-09-30 0000895126 srt:ConsolidationEliminationsMember 2019-09-30 0000895126 srt:ParentCompanyMember srt:ReportableLegalEntitiesMember 2019-09-30 0000895126 srt:GuarantorSubsidiariesMember srt:ReportableLegalEntitiesMember 2019-09-30 0000895126 srt:ConsolidationEliminationsMember 2019-07-01 2019-09-30 0000895126 srt:GuarantorSubsidiariesMember srt:ReportableLegalEntitiesMember 2019-07-01 2019-09-30 0000895126 srt:NonGuarantorSubsidiariesMember srt:ReportableLegalEntitiesMember 2019-07-01 2019-09-30 0000895126 srt:ParentCompanyMember srt:ReportableLegalEntitiesMember 2019-07-01 2019-09-30 0000895126 srt:ParentCompanyMember srt:ReportableLegalEntitiesMember us-gaap:NaturalGasGatheringTransportationMarketingAndProcessingMember 2019-07-01 2019-09-30 0000895126 srt:GuarantorSubsidiariesMember srt:ReportableLegalEntitiesMember us-gaap:NaturalGasGatheringTransportationMarketingAndProcessingMember 2019-07-01 2019-09-30 0000895126 srt:NonGuarantorSubsidiariesMember srt:ReportableLegalEntitiesMember us-gaap:OilAndGasExplorationAndProductionMember 2019-07-01 2019-09-30 0000895126 srt:ConsolidationEliminationsMember us-gaap:NaturalGasGatheringTransportationMarketingAndProcessingMember 2019-07-01 2019-09-30 0000895126 srt:ParentCompanyMember srt:ReportableLegalEntitiesMember us-gaap:OilAndGasMember 2019-07-01 2019-09-30 0000895126 srt:ConsolidationEliminationsMember chk:OilandGasProductionMember 2019-07-01 2019-09-30 0000895126 srt:GuarantorSubsidiariesMember srt:ReportableLegalEntitiesMember us-gaap:ManufacturedProductOtherMember 2019-07-01 2019-09-30 0000895126 srt:ConsolidationEliminationsMember us-gaap:OilAndGasMember 2019-07-01 2019-09-30 0000895126 srt:NonGuarantorSubsidiariesMember srt:ReportableLegalEntitiesMember us-gaap:NaturalGasGatheringTransportationMarketingAndProcessingMember 2019-07-01 2019-09-30 0000895126 srt:GuarantorSubsidiariesMember srt:ReportableLegalEntitiesMember chk:OilandGasandMarketingMember 2019-07-01 2019-09-30 0000895126 srt:GuarantorSubsidiariesMember srt:ReportableLegalEntitiesMember chk:OilandGasProductionMember 2019-07-01 2019-09-30 0000895126 srt:NonGuarantorSubsidiariesMember srt:ReportableLegalEntitiesMember us-gaap:ManufacturedProductOtherMember 2019-07-01 2019-09-30 0000895126 srt:NonGuarantorSubsidiariesMember srt:ReportableLegalEntitiesMember chk:OilandGasandMarketingMember 2019-07-01 2019-09-30 0000895126 srt:NonGuarantorSubsidiariesMember srt:ReportableLegalEntitiesMember chk:OilandGasGatheringProcessingandTransportationMember 2019-07-01 2019-09-30 0000895126 srt:ParentCompanyMember srt:ReportableLegalEntitiesMember chk:OilandGasGatheringProcessingandTransportationMember 2019-07-01 2019-09-30 0000895126 srt:NonGuarantorSubsidiariesMember srt:ReportableLegalEntitiesMember us-gaap:OilAndGasMember 2019-07-01 2019-09-30 0000895126 srt:GuarantorSubsidiariesMember srt:ReportableLegalEntitiesMember us-gaap:OilAndGasMember 2019-07-01 2019-09-30 0000895126 srt:ConsolidationEliminationsMember us-gaap:OilAndGasExplorationAndProductionMember 2019-07-01 2019-09-30 0000895126 srt:ParentCompanyMember srt:ReportableLegalEntitiesMember chk:OilandGasProductionMember 2019-07-01 2019-09-30 0000895126 srt:ConsolidationEliminationsMember us-gaap:ManufacturedProductOtherMember 2019-07-01 2019-09-30 0000895126 srt:GuarantorSubsidiariesMember srt:ReportableLegalEntitiesMember chk:OilandGasGatheringProcessingandTransportationMember 2019-07-01 2019-09-30 0000895126 srt:GuarantorSubsidiariesMember srt:ReportableLegalEntitiesMember us-gaap:OilAndGasExplorationAndProductionMember 2019-07-01 2019-09-30 0000895126 srt:ParentCompanyMember srt:ReportableLegalEntitiesMember chk:OilandGasandMarketingMember 2019-07-01 2019-09-30 0000895126 srt:ConsolidationEliminationsMember chk:OilandGasandMarketingMember 2019-07-01 2019-09-30 0000895126 srt:ConsolidationEliminationsMember chk:OilandGasGatheringProcessingandTransportationMember 2019-07-01 2019-09-30 0000895126 srt:NonGuarantorSubsidiariesMember srt:ReportableLegalEntitiesMember chk:OilandGasProductionMember 2019-07-01 2019-09-30 0000895126 srt:ParentCompanyMember srt:ReportableLegalEntitiesMember us-gaap:OilAndGasExplorationAndProductionMember 2019-07-01 2019-09-30 0000895126 srt:ParentCompanyMember srt:ReportableLegalEntitiesMember us-gaap:ManufacturedProductOtherMember 2019-07-01 2019-09-30 0000895126 srt:GuarantorSubsidiariesMember srt:ReportableLegalEntitiesMember 2018-09-30 0000895126 srt:NonGuarantorSubsidiariesMember srt:ReportableLegalEntitiesMember 2017-12-31 0000895126 srt:ParentCompanyMember srt:ReportableLegalEntitiesMember 2018-09-30 0000895126 srt:ConsolidationEliminationsMember 2018-09-30 0000895126 srt:ParentCompanyMember srt:ReportableLegalEntitiesMember 2017-12-31 0000895126 srt:ConsolidationEliminationsMember 2017-12-31 0000895126 srt:GuarantorSubsidiariesMember srt:ReportableLegalEntitiesMember 2017-12-31 0000895126 srt:NonGuarantorSubsidiariesMember srt:ReportableLegalEntitiesMember 2018-09-30 0000895126 srt:ConsolidationEliminationsMember us-gaap:OilAndGasExplorationAndProductionMember 2019-01-01 2019-09-30 0000895126 srt:GuarantorSubsidiariesMember srt:ReportableLegalEntitiesMember us-gaap:ManufacturedProductOtherMember 2019-01-01 2019-09-30 0000895126 srt:ConsolidationEliminationsMember chk:OilandGasGatheringProcessingandTransportationMember 2019-01-01 2019-09-30 0000895126 srt:ParentCompanyMember srt:ReportableLegalEntitiesMember us-gaap:NaturalGasGatheringTransportationMarketingAndProcessingMember 2019-01-01 2019-09-30 0000895126 srt:ConsolidationEliminationsMember chk:OilandGasProductionMember 2019-01-01 2019-09-30 0000895126 srt:ParentCompanyMember srt:ReportableLegalEntitiesMember us-gaap:OilAndGasMember 2019-01-01 2019-09-30 0000895126 srt:ParentCompanyMember srt:ReportableLegalEntitiesMember chk:OilandGasProductionMember 2019-01-01 2019-09-30 0000895126 srt:GuarantorSubsidiariesMember srt:ReportableLegalEntitiesMember chk:OilandGasandMarketingMember 2019-01-01 2019-09-30 0000895126 srt:GuarantorSubsidiariesMember srt:ReportableLegalEntitiesMember chk:OilandGasProductionMember 2019-01-01 2019-09-30 0000895126 srt:NonGuarantorSubsidiariesMember srt:ReportableLegalEntitiesMember us-gaap:OilAndGasExplorationAndProductionMember 2019-01-01 2019-09-30 0000895126 srt:NonGuarantorSubsidiariesMember srt:ReportableLegalEntitiesMember us-gaap:OilAndGasMember 2019-01-01 2019-09-30 0000895126 srt:GuarantorSubsidiariesMember srt:ReportableLegalEntitiesMember us-gaap:OilAndGasMember 2019-01-01 2019-09-30 0000895126 srt:ConsolidationEliminationsMember us-gaap:ManufacturedProductOtherMember 2019-01-01 2019-09-30 0000895126 srt:ConsolidationEliminationsMember us-gaap:OilAndGasMember 2019-01-01 2019-09-30 0000895126 srt:ConsolidationEliminationsMember chk:OilandGasandMarketingMember 2019-01-01 2019-09-30 0000895126 srt:ParentCompanyMember srt:ReportableLegalEntitiesMember chk:OilandGasandMarketingMember 2019-01-01 2019-09-30 0000895126 srt:NonGuarantorSubsidiariesMember srt:ReportableLegalEntitiesMember us-gaap:NaturalGasGatheringTransportationMarketingAndProcessingMember 2019-01-01 2019-09-30 0000895126 srt:ParentCompanyMember srt:ReportableLegalEntitiesMember chk:OilandGasGatheringProcessingandTransportationMember 2019-01-01 2019-09-30 0000895126 srt:NonGuarantorSubsidiariesMember srt:ReportableLegalEntitiesMember chk:OilandGasProductionMember 2019-01-01 2019-09-30 0000895126 srt:NonGuarantorSubsidiariesMember srt:ReportableLegalEntitiesMember us-gaap:ManufacturedProductOtherMember 2019-01-01 2019-09-30 0000895126 srt:GuarantorSubsidiariesMember srt:ReportableLegalEntitiesMember chk:OilandGasGatheringProcessingandTransportationMember 2019-01-01 2019-09-30 0000895126 srt:ConsolidationEliminationsMember us-gaap:NaturalGasGatheringTransportationMarketingAndProcessingMember 2019-01-01 2019-09-30 0000895126 srt:GuarantorSubsidiariesMember srt:ReportableLegalEntitiesMember us-gaap:NaturalGasGatheringTransportationMarketingAndProcessingMember 2019-01-01 2019-09-30 0000895126 srt:ParentCompanyMember srt:ReportableLegalEntitiesMember us-gaap:ManufacturedProductOtherMember 2019-01-01 2019-09-30 0000895126 srt:GuarantorSubsidiariesMember srt:ReportableLegalEntitiesMember us-gaap:OilAndGasExplorationAndProductionMember 2019-01-01 2019-09-30 0000895126 srt:NonGuarantorSubsidiariesMember srt:ReportableLegalEntitiesMember chk:OilandGasGatheringProcessingandTransportationMember 2019-01-01 2019-09-30 0000895126 srt:ParentCompanyMember srt:ReportableLegalEntitiesMember us-gaap:OilAndGasExplorationAndProductionMember 2019-01-01 2019-09-30 0000895126 srt:NonGuarantorSubsidiariesMember srt:ReportableLegalEntitiesMember chk:OilandGasandMarketingMember 2019-01-01 2019-09-30 iso4217:USD xbrli:shares xbrli:shares iso4217:USD chk:well xbrli:pure chk:contract utreg:acre iso4217:USD utreg:Btu utreg:Bcf chk:counterparty chk:day utreg:MMBbls chk:derivative



UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
FORM 10-Q
    QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934
For the Quarterly Period Ended September 30, 2019
    TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934
For the transition period from                      to                     
Commission File No. 1-13726
CHESAPEAKE ENERGY CORPORATION
(Exact name of registrant as specified in its charter)
Oklahoma
73-1395733
(State or other jurisdiction of incorporation or organization)
(I.R.S. Employer Identification No.)
6100 North Western Avenue,
Oklahoma City,
Oklahoma
73118
(Address of principal executive offices)
(Zip Code)
 
 
(405)
 848-8000
 
(Registrant’s telephone number, including area code)
Securities Registered Pursuant to Section 12(b) of the Act:
Title of Each Class
 
Trading Symbol(s)
 
Name of Each Exchange on Which Registered
Common Stock, par value $0.01
 
CHK
 
New York Stock Exchange
6.625% Senior Notes due 2020
 
CHK20A
 
New York Stock Exchange
6.875% Senior Notes due 2020
 
CHK20
 
New York Stock Exchange
6.125% Senior Notes due 2021
 
CHK21
 
New York Stock Exchange
5.375% Senior Notes due 2021
 
CHK21A
 
New York Stock Exchange
4.875% Senior Notes due 2022
 
CHK22
 
New York Stock Exchange
5.75% Senior Notes due 2023
 
CHK23
 
New York Stock Exchange
4.5% Cumulative Convertible Preferred Stock
 
CHK Pr D
 
New York Stock Exchange
 
Indicate by check mark whether the registrant (1) has filed all reports required to be filed by Section 13 or 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 (§ 232.405 of this chapter) 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 an emerging growth company. See the definitions of "large accelerated filer," "accelerated filer," "smaller reporting company" and “emerging growth company” in Rule 12b-2 of the Exchange Act.
Large Accelerated Filer   Accelerated Filer   Non-accelerated Filer  
Smaller Reporting Company   Emerging Growth Company  
If an emerging growth company, indicate by check mark 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.
Indicate by check mark whether the registrant is a shell company (as defined in Rule 12b-2 of the Exchange Act). Yes       No  
As of October 31, 2019, there were 1,954,162,667 shares of our $0.01 par value common stock outstanding.




CHESAPEAKE ENERGY CORPORATION AND SUBSIDIARIES
INDEX TO FORM 10-Q FOR THE QUARTER ENDED SEPTEMBER 30, 2019


 
PART I. FINANCIAL INFORMATION
Page
Item 1.
 
 
Condensed Consolidated Balance Sheets as of September 30, 2019 and December 31, 2018
 
for the Three and Nine Months Ended September 30, 2019 and 2018
 
for the Three and Nine Months Ended September 30, 2019 and 2018
 
for the Nine Months Ended September 30, 2019 and 2018
 
for the Three and Nine Months Ended September 30, 2019 and 2018
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Item 2.
 
 
Item 3.
Item 4.
 
PART II. OTHER INFORMATION
 
 
Item 1.
Item 1A.
Item 2.
Item 3.
Item 4.
Item 5.
Item 6.


Table of Contents
PART I. FINANCIAL INFORMATION



ITEM 1.
Condensed Consolidated Financial Statements

CHESAPEAKE ENERGY CORPORATION AND SUBSIDIARIES
CONDENSED CONSOLIDATED BALANCE SHEETS
(Unaudited)
 
 
September 30,
2019
 
December 31, 2018
 
 
($ in millions)
CURRENT ASSETS:
 
 
 
 
Cash and cash equivalents ($2 and $1 attributable to our VIE)
 
$
14

 
$
4

Accounts receivable, net
 
977

 
1,247

Short-term derivative assets
 
272

 
209

Other current assets
 
140

 
138

Total Current Assets
 
1,403

 
1,598

PROPERTY AND EQUIPMENT:
 
 
 
 
Oil and natural gas properties, at cost based on successful efforts accounting:
 
 
 
 
Proved oil and natural gas properties
($755 and $755 attributable to our VIE)
 
30,288

 
25,407

Unproved properties
 
2,200

 
1,561

Other property and equipment
 
1,810

 
1,721

Total Property and Equipment, at Cost
 
34,298

 
28,689

Less: accumulated depreciation, depletion and amortization
(($711) and ($707) attributable to our VIE)
 
(19,432
)
 
(17,886
)
Property and equipment held for sale, net
 
10

 
15

Total Property and Equipment, Net
 
14,876

 
10,818

LONG-TERM ASSETS:
 
 
 
 
Long-term derivative assets
 
51

 
76

Other long-term assets
 
249

 
243

TOTAL ASSETS
 
$
16,579

 
$
12,735

 
 
 
 
 

The accompanying notes are an integral part of these condensed consolidated financial statements.
3

TABLE OF CONTENTS
CHESAPEAKE ENERGY CORPORATION AND SUBSIDIARIES
CONDENSED CONSOLIDATED BALANCE SHEETS – (Continued)
(Unaudited)

<
 
 
September 30,
2019
 
December 31, 2018
 
 
($ in millions)
CURRENT LIABILITIES:
 
 
 
 
Accounts payable
 
$
526

 
$
763

Current maturities of long-term debt, net
 
208

 
381

Accrued interest
 
124

 
141

Short-term derivative liabilities
 

 
3

Other current liabilities ($1 and $2 attributable to our VIE)
 
1,490

 
1,599

Total Current Liabilities
 
2,348

 
2,887

LONG-TERM LIABILITIES:
 
 
 
 
Long-term debt, net
 
9,133

 
7,341

Asset retirement obligations, net of current portion
 
177

 
155

Other long-term liabilities
 
186

 
219

Total Long-Term Liabilities
 
9,496

 
7,715

CONTINGENCIES AND COMMITMENTS (Note 7)
 

 

EQUITY:
 
 
 
 
Chesapeake Stockholders’ Equity:
 
 
 
 
Preferred stock, $0.01 par value, 20,000,000 shares authorized:
5,563,458 and 5,603,458 shares outstanding
 
1,631

 
1,671

Common stock, $0.01 par value, 3,000,000,000 and 2,000,000,000 shares authorized:
1,954,150,951 and 913,715,512 shares issued
 
19

 
9

Additional paid-in capital
 
16,975

 
14,378

Accumulated deficit
 
(13,896
)
 
(13,912
)
Accumulated other comprehensive income (loss)
 
3

 
(23
)
Less: treasury stock, at cost;
5,623,592 and 3,246,553 common shares
 
(36
)
 
(31
)
Total Chesapeake Stockholders’ Equity
 
4,696

 
2,092

Noncontrolling interests
 
39