EQT


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

Table of contents



us-gaap:CommonStockSharesIssued

us-gaap:CommonStockSharesAuthorized

us-gaap:PreferredStockSharesAuthorized
us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName
us-gaap:CommonStockSharesOutstanding
us-gaap:StatementEquityComponents

us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding

us-gaap:WeightedAverageNumberOfSharesOutstandingBasic

us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount

us-gaap:EarningsPerShareBasic

us-gaap:EarningsPerShareDiluted

us-gaap:ComprehensiveIncomeNetOfTax

us-gaap:ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest

us-gaap:ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest

us-gaap:CostOfGoodsAndServicesSold

us-gaap:CostsAndExpenses
us-gaap:DisposalGroupClassification, us-gaap:IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperations
us-gaap:DisposalGroupNotDiscontinuedOperationGainLossOnDisposal

us-gaap:GainsLossesOnExtinguishmentOfDebt

us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest

us-gaap:IncomeTaxExpenseBenefit

us-gaap:IncomeTaxesPaidNet

us-gaap:InterestExpense
us-gaap:DebtInstrument, us-gaap:LongtermDebtType
us-gaap:InterestExpenseDebt
us-gaap:DebtInstrument, us-gaap:LongtermDebtType, us-gaap:SubsequentEventType

us-gaap:InterestPaidNet

us-gaap:NetIncomeLoss
us-gaap:StatementEquityComponents

us-gaap:NetIncomeLossAttributableToNoncontrollingInterest

us-gaap:OperatingIncomeLoss

us-gaap:OtherComprehensiveIncomeLossNetOfTax

us-gaap:OtherNonoperatingIncomeExpense

us-gaap:ProfitLoss
us-gaap:StatementEquityComponents

us-gaap:RealizedInvestmentGainsLosses

us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax
us-gaap:ProductOrService

us-gaap:Revenues

us-gaap:SellingGeneralAndAdministrativeExpense

us-gaap:Assets

us-gaap:Liabilities

us-gaap:LiabilitiesAndStockholdersEquity

us-gaap:StockholdersEquity
us-gaap:StatementEquityComponents

us-gaap:AssetsCurrent

us-gaap:CashAndCashEquivalentsAtCarryingValue

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents

us-gaap:AccountsReceivableNetCurrent

us-gaap:PrepaidExpenseAndOtherAssetsCurrent

us-gaap:PropertyPlantAndEquipmentGross
us-gaap:PropertyPlantAndEquipmentByType

us-gaap:AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment

us-gaap:AmortizationOfIntangibleAssets

us-gaap:PropertyPlantAndEquipmentNet

us-gaap:IntangibleAssetsNetExcludingGoodwill

us-gaap:OperatingLeaseRightOfUseAsset

us-gaap:OtherAssetsNoncurrent

us-gaap:AccountsPayableCurrent

us-gaap:LiabilitiesCurrent

us-gaap:LongTermDebtCurrent

us-gaap:OperatingLeaseLiabilityCurrent

us-gaap:OtherAccruedLiabilitiesCurrent

us-gaap:OtherLiabilitiesCurrent

us-gaap:LongTermDebt
us-gaap:DebtInstrument
us-gaap:DebtInstrument, us-gaap:LongtermDebtType
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:LongtermDebtType
us-gaap:LongtermDebtType

us-gaap:LongTermDebtNoncurrent

us-gaap:DeferredIncomeTaxLiabilitiesNet

us-gaap:MinorityInterest

us-gaap:OtherLiabilitiesNoncurrent

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearTwo

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearThree

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFour

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFive

us-gaap:OperatingLeaseLiability

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDue

us-gaap:LesseeOperatingLeaseLiabilityUndiscountedExcessAmount

us-gaap:StockholdersEquity
us-gaap:StatementEquityComponents

us-gaap:StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest
us-gaap:StatementEquityComponents

us-gaap:RetainedEarningsAccumulatedDeficit

us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax

us-gaap:TreasuryStockValue

us-gaap:MinorityInterest

us-gaap:NetCashProvidedByUsedInOperatingActivities

us-gaap:NetCashProvidedByUsedInInvestingActivities

us-gaap:NetCashProvidedByUsedInFinancingActivities

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect
us-gaap:DebtInstrument, us-gaap:LongtermDebtType
us-gaap:AmortizationOfFinancingCosts

us-gaap:DeferredIncomeTaxExpenseBenefit

us-gaap:DepreciationDepletionAndAmortization

us-gaap:IncreaseDecreaseInAccountsPayable

us-gaap:IncreaseDecreaseInAccountsReceivable

us-gaap:NetCashProvidedByUsedInOperatingActivities

us-gaap:NetIncomeLoss
us-gaap:StatementEquityComponents

us-gaap:ProfitLoss
us-gaap:StatementEquityComponents

us-gaap:ShareBasedCompensation

us-gaap:NetCashProvidedByUsedInInvestingActivities

us-gaap:PaymentsToAcquirePropertyPlantAndEquipment

us-gaap:NetCashProvidedByUsedInFinancingActivities

us-gaap:RepaymentsOfLongTermDebt

us-gaap:PaymentsOfDividendsCommonStock
us-gaap:StatementScenario, us-gaap:DebtInstrument, us-gaap:LongtermDebtType
us-gaap:DebtInstrumentInterestRateStatedPercentage

us-gaap:EffectiveIncomeTaxRateContinuingOperations
us-gaap:AwardType
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice

us-gaap:DeferredTaxLiabilities

us-gaap:DeferredTaxAssetsNet

us-gaap:DeferredTaxAssetsValuationAllowance
us-gaap:IncomeTaxAuthority, us-gaap:ValuationAllowanceByDeferredTaxAsset
us-gaap:DisposalGroupClassification, us-gaap:IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperations
eqt:DisposalGroupIncludingDiscontinuedOperationAssetRetirementObligationsAndOtherLiabilities

eqt:IncreaseDecreaseinRightofUseLeaseAssetsandLeaseLiabilities

eqt:LossonExpirationandImpairmentofLease

eqt:NoncontrollingInterestIncreaseInContributionsFromNoncontrollingInterestHolders
us-gaap:StatementEquityComponents
us-gaap:NonmonetaryTransactionType
eqt:NonmonetaryTransactionNumberofAcresAcquired
us-gaap:NonmonetaryTransactionType
eqt:NonmonetaryTransactionNumberofAcresDisposedOf

eqt:ProceedsFromPaymentsForCashSettlementsonDerivativesNotDesignatedasHedges

eqt:ProxyTransactionandReorganizationCost

eqt:StockIssuedDuringPeriodEquityComponentOfConvertibleDebt
us-gaap:StatementEquityComponents
us-gaap:DebtInstrument, us-gaap:LongtermDebtType
us-gaap:AmortizationOfDebtDiscountPremium
us-gaap:AssetAcquisition
us-gaap:AssetAcquisitionConsiderationTransferred

us-gaap:AssetImpairmentCharges

us-gaap:AssetRetirementObligationPeriodIncreaseDecrease
us-gaap:BusinessAcquisition, us-gaap:SubsequentEventType
us-gaap:BusinessAcquisitionEquityInterestsIssuedOrIssuableNumberOfSharesIssued
us-gaap:BusinessAcquisition
us-gaap:BusinessCombinationConsiderationTransferred1
us-gaap:BusinessAcquisition, us-gaap:SubsequentEventType
us-gaap:DebtInstrument, us-gaap:LongtermDebtType
us-gaap:DebtInstrumentConvertibleIfConvertedValueInExcessOfPrincipal

us-gaap:DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsGainLossNet
us-gaap:ProductOrService
us-gaap:DerivativeInstrumentRisk, us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship
us-gaap:DerivativeNonmonetaryNotionalAmountVolume
us-gaap:FinancialInstrument

us-gaap:DividendsCommonStock
us-gaap:StatementEquityComponents

us-gaap:EmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsCapitalizedAmount

us-gaap:ExplorationExpense

us-gaap:GainLossOnPriceRiskDerivativeInstrumentsNotDesignatedAsHedgingInstruments

us-gaap:GainLossOnSaleOfDerivatives

us-gaap:HostingArrangementServiceContractImplementationCostExpenseAmortization

us-gaap:IncreaseDecreaseInIncomeTaxesReceivable
us-gaap:DebtInstrument, us-gaap:LongtermDebtType
us-gaap:InterestExpenseDebtExcludingAmortization

us-gaap:InvestmentIncomeNet
us-gaap:CreditFacility, us-gaap:DebtInstrument
us-gaap:LineOfCreditFacilityAverageOutstandingAmount
us-gaap:CreditFacility, us-gaap:DebtInstrument
us-gaap:LineOfCreditFacilityInterestRateDuringPeriod
us-gaap:CreditFacility, us-gaap:DebtInstrument
us-gaap:LineOfCreditFacilityMaximumAmountOutstandingDuringPeriod

us-gaap:NonmonetaryTransactionGainLossRecognizedOnTransfer
us-gaap:NonmonetaryTransactionType

us-gaap:OperatingLeaseImpairmentLoss

us-gaap:OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax
us-gaap:StatementEquityComponents

us-gaap:OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansTax

us-gaap:OtherCostAndExpenseOperating

us-gaap:OtherNoncashIncomeExpense

us-gaap:OtherOperatingActivitiesCashFlowStatement

us-gaap:PaymentsForProceedsFromOtherInvestingActivities

us-gaap:PaymentsOfDebtExtinguishmentCosts

us-gaap:PaymentsOfDebtIssuanceCosts

us-gaap:PaymentsRelatedToTaxWithholdingForShareBasedCompensation
us-gaap:BusinessAcquisition, us-gaap:SubsequentEventType
us-gaap:PaymentsToAcquireBusinessesNetOfCashAcquired

us-gaap:ProceedsFromIssuanceOfDebt
us-gaap:DebtInstrument, us-gaap:LongtermDebtType

us-gaap:ProceedsFromIssuanceOfSeniorLongTermDebt

us-gaap:ProceedsFromLinesOfCredit

us-gaap:ProceedsFromMinorityShareholders

us-gaap:ProceedsFromSaleOfEquityMethodInvestments

us-gaap:ProceedsFromSalesOfAssetsInvestingActivities
us-gaap:StatementEquityComponents
us-gaap:ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax
us-gaap:DebtInstrument, us-gaap:LongtermDebtType
us-gaap:RedemptionPremium
us-gaap:DebtInstrument, us-gaap:LongtermDebtType, us-gaap:SubsequentEventType
us-gaap:DebtInstrument, us-gaap:LongtermDebtType
us-gaap:RepaymentsOfDebt
us-gaap:DebtInstrument, us-gaap:LongtermDebtType, us-gaap:SubsequentEventType

us-gaap:RepaymentsOfLinesOfCredit
us-gaap:DebtInstrument, us-gaap:LongtermDebtType
us-gaap:RepaymentsOfSeniorDebt

us-gaap:ResultsOfOperationsProductionOrLiftingCosts

us-gaap:RevenueNotFromContractWithCustomerOther
us-gaap:ProductOrService
us-gaap:StatementEquityComponents
us-gaap:StockIssuedDuringPeriodSharesShareBasedCompensation

us-gaap:StockIssuedDuringPeriodValueShareBasedCompensation
us-gaap:StatementEquityComponents

us-gaap:UnrealizedGainLossOnInvestments
us-gaap:AssetAcquisition
eqt:AcquisitionUnitsProducedPerDay
us-gaap:BusinessAcquisition, us-gaap:SubsequentEventType
us-gaap:BusinessAcquisition
eqt:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedOtherLiabilitiesAndCredits
us-gaap:BusinessAcquisition
eqt:BusinessCombinationUnitsProducedPerDay

eqt:ContractAssetCurrent

eqt:ContractAssetNoncurrent

eqt:ContractAssetsNoncurrent

eqt:DebtInstrumentFaceAmountCurrent

eqt:DebtInstrumentFaceAmountNoncurrent
us-gaap:DebtInstrument, us-gaap:LongtermDebtType
eqt:DebtInstrumentRedemptionPricePremiumOutstandingPrincipal

eqt:DeferredTaxAssetsInterestDisallowanceLimitation

eqt:DeferredTaxAssetsTaxCreditCarryforwardsAlternativeMinimumTaxInterestReceived

eqt:DeferredTaxLiabilitiesAssetsGross

eqt:DeferredTaxLiabilitiesConvertibleDebt

eqt:DeferredTaxLiabilitiesDeferredExpenseCapitalizedDrillingAndDevelopmentCosts

eqt:DeferredTaxLiabilitiesUnrealizedGainsLossesonTradingSecurities
us-gaap:DisposalGroupClassification, us-gaap:IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperations
eqt:DisposalGroupIncludingDiscontinuedOperationsContingentConsiderationReceived

eqt:FutureNetCashFlowsRelatingtoProvedOilandGasReservesAbandonmentCosts

eqt:IncentiveCompensationLiabilityCurrent
us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName, us-gaap:StatementScenario, us-gaap:VariableInterestEntitiesByClassificationOfEntity
eqt:IssuanceofPerformanceGuarantee

eqt:LongTermCapacityContractCurrentMaturities

eqt:LongtermDebtFairValueCurrent

eqt:LongtermDebtFairValueNoncurrent
us-gaap:NonmonetaryTransactionType
eqt:NonmonetaryTransactionReimbursementLiabilityRecognized
us-gaap:AssetAcquisition
eqt:NumberOfAcresAcquiredFromAcquisition
us-gaap:BusinessAcquisition, us-gaap:SubsequentEventType
us-gaap:StatementGeographical, us-gaap:BusinessAcquisition
eqt:NumberOfAcresAcquiredFromBusinessCombination
us-gaap:BusinessAcquisition, us-gaap:SubsequentEventType
eqt:NumberOfMilesAcquiredOfFreshwaterSystem
us-gaap:BusinessAcquisition, us-gaap:SubsequentEventType
eqt:NumberOfMilesAcquiredOfMidstreamGatheringSystems
us-gaap:BusinessAcquisition
eqt:NumberOfWellAcquiredFromBusinessCombination

eqt:OilAndGasPropertySuccessfulEffortMethodInternalCosts
us-gaap:CapitalizedCostsOfUnprovedPropertiesExcludedFromAmortizationByPropertyOrProject, us-gaap:StatementScenario
eqt:OilandGasLengthofPipeline

eqt:PrepaidExpensesOtherAssetsAndMarginRequirementsWithCounterpartiesCurrent
us-gaap:AwardType
eqt:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedTotalFairValue

eqt:UnrecognizedTaxBenefitsDeductibleTimingUncertainty

eqt:UnrecognizedTaxBenefitsExcludingInterestAndPenalties

srt:FutureNetCashFlowsRelatingToProvedOilAndGasReservesCashInflows

srt:FutureNetCashFlowsRelatingToProvedOilAndGasReservesDevelopmentCosts

srt:FutureNetCashFlowsRelatingToProvedOilAndGasReservesIncomeTaxExpense

srt:FutureNetCashFlowsRelatingToProvedOilAndGasReservesNetCashFlows

srt:FutureNetCashFlowsRelatingToProvedOilAndGasReservesProductionCosts

srt:FutureNetCashFlowsRelatingToProvedOilAndGasReservesTenPercentAnnualDiscountForEstimatedTimingOfCashFlows

srt:ProvedDevelopedAndUndevelopedReservesNet
us-gaap:ReserveQuantitiesByTypeOfReserve

srt:ProvedDevelopedReservesVolume
us-gaap:ReserveQuantitiesByTypeOfReserve

srt:ProvedUndevelopedReserveVolume
us-gaap:ReserveQuantitiesByTypeOfReserve

srt:StandardizedMeasureOfDiscountedFutureNetCashFlowsRelatingToProvedOilAndGasReserves

us-gaap:AccrualForEnvironmentalLossContingencies

us-gaap:AccrualForTaxesOtherThanIncomeTaxesCurrent

us-gaap:AllowanceForDoubtfulAccountsReceivableCurrent

us-gaap:AssetRetirementObligation
us-gaap:BusinessAcquisition
us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssets
us-gaap:BusinessAcquisition
us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsOther
us-gaap:BusinessAcquisition
us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesAccountsPayable
us-gaap:BusinessAcquisition
us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesOther
us-gaap:BusinessAcquisition
us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedDeferredTaxLiabilities
us-gaap:BusinessAcquisition
us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedFinancialAssets
us-gaap:BusinessAcquisition
us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLiabilities
us-gaap:BusinessAcquisition
us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedPropertyPlantAndEquipment

us-gaap:CapitalizedCostsAccumulatedDepreciationDepletionAmortizationAndValuationAllowanceForRelatingToOilAndGasProducingActivities

us-gaap:CapitalizedCostsOilAndGasProducingActivitiesGross

us-gaap:CapitalizedCostsOilAndGasProducingActivitiesNet

us-gaap:CapitalizedCostsProvedProperties

us-gaap:CapitalizedCostsUnprovedProperties

us-gaap:CollateralAlreadyPostedAggregateFairValue
us-gaap:FinancialInstrument

us-gaap:CommonStockValueOutstanding

us-gaap:ContractWithCustomerAssetNet

us-gaap:ContractWithCustomerAssetNetCurrent
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:LongtermDebtType
us-gaap:DebtInstrumentFairValue
us-gaap:DebtInstrument, us-gaap:LongtermDebtType
us-gaap:DebtInstrumentInterestRateEffectivePercentage
us-gaap:DebtInstrument, us-gaap:LongtermDebtType
us-gaap:DebtInstrumentRepurchaseAmount
us-gaap:DebtInstrument, us-gaap:LongtermDebtType, us-gaap:SubsequentEventType
us-gaap:DebtInstrument, us-gaap:LongtermDebtType
us-gaap:DebtInstrumentUnamortizedDiscount

us-gaap:DecreaseInUnrecognizedTaxBenefitsIsReasonablyPossible
us-gaap:AwardType
us-gaap:DeferredCompensationLiabilityCurrentAndNoncurrent
us-gaap:AwardType, us-gaap:PlanName, us-gaap:Vesting
us-gaap:DebtInstrument, us-gaap:LongtermDebtType
us-gaap:DeferredFinanceCostsNet
us-gaap:LongtermDebtType

us-gaap:DeferredIncomeTaxLiabilities

us-gaap:DeferredTaxAssetsInvestments

us-gaap:DeferredTaxAssetsOperatingLossCarryforwards

us-gaap:DeferredTaxAssetsOperatingLossCarryforwardsStateAndLocal
us-gaap:IncomeTaxAuthority

us-gaap:DeferredTaxAssetsOther

us-gaap:DeferredTaxAssetsTaxCreditCarryforwards

us-gaap:DeferredTaxAssetsTaxCreditCarryforwardsAlternativeMinimumTax
us-gaap:IncomeTaxAuthority, us-gaap:TaxPeriod
us-gaap:IncomeTaxAuthority, us-gaap:TaxPeriod
us-gaap:DeferredTaxAssetsTaxCreditCarryforwardsResearch

us-gaap:DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsOther

us-gaap:DeferredTaxLiabilitiesDeferredExpenseReservesAndAccruals

us-gaap:DeferredTaxLiabilitiesPropertyPlantAndEquipment
us-gaap:DerivativeInstrumentRisk
us-gaap:DerivativeAssetFairValueGrossLiability
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency
us-gaap:FairValueByMeasurementBasis, us-gaap:FairValueByMeasurementFrequency

us-gaap:DerivativeFairValueOfDerivativeAsset
us-gaap:DerivativeInstrumentRisk
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency
us-gaap:FairValueByMeasurementBasis, us-gaap:FairValueByMeasurementFrequency
us-gaap:FinancialInstrument
us-gaap:DerivativeInstrumentRisk
us-gaap:DerivativeFairValueOfDerivativeAssetAmountNotOffsetAgainstCollateral

us-gaap:DerivativeFairValueOfDerivativeLiability
us-gaap:DerivativeInstrumentRisk
us-gaap:DisposalGroupClassification, us-gaap:IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperations
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency
us-gaap:FairValueByMeasurementBasis, us-gaap:FairValueByMeasurementFrequency
us-gaap:DerivativeInstrumentRisk
us-gaap:DerivativeFairValueOfDerivativeLiabilityAmountNotOffsetAgainstCollateral
us-gaap:DerivativeInstrumentRisk
us-gaap:DerivativeLiabilities
us-gaap:DerivativeInstrumentRisk
us-gaap:DerivativeLiabilityCollateralRightToReclaimCashOffset
us-gaap:DerivativeInstrumentRisk
us-gaap:DerivativeLiabilityFairValueGrossAsset

us-gaap:DerivativeNetLiabilityPositionAggregateFairValue
us-gaap:AwardType
us-gaap:EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized
us-gaap:AwardType, us-gaap:PlanName

us-gaap:EquityMethodInvestmentAggregateCost
dei:LegalEntity, us-gaap:Ownership, us-gaap:Range, us-gaap:CapitalizedCostsOfUnprovedPropertiesExcludedFromAmortizationByPropertyOrProject, us-gaap:StatementScenario
us-gaap:EquityMethodInvestmentOwnershipPercentage
us-gaap:BusinessAcquisition
us-gaap:EscrowDeposit

us-gaap:FiniteLivedIntangibleAssetsAccumulatedAmortization

us-gaap:FiniteLivedNoncompeteAgreementsGross
us-gaap:GuaranteeObligationsByNature
us-gaap:GuaranteeObligationsMaximumExposure
us-gaap:IncomeTaxAuthority
us-gaap:IncomeTaxExaminationLiabilityRefundAdjustmentFromSettlementWithTaxingAuthority

us-gaap:IncomeTaxesReceivable

us-gaap:InterestPayableCurrent

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths
us-gaap:CreditFacility, us-gaap:DebtInstrument
us-gaap:LettersOfCreditOutstandingAmount
us-gaap:LongtermDebtType
us-gaap:BalanceSheetLocation
us-gaap:LiabilityForUncertainTaxPositionsCurrent
us-gaap:CreditFacility, us-gaap:DebtInstrument
us-gaap:LineOfCreditFacilityMaximumBorrowingCapacity

us-gaap:LongTermDebtFairValue
us-gaap:DebtInstrument
us-gaap:DebtInstrument, us-gaap:FairValueByFairValueHierarchyLevel
us-gaap:DebtInstrument, us-gaap:LongtermDebtType

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalAfterYearFive
us-gaap:DebtInstrument
us-gaap:DebtInstrument
us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive
us-gaap:DebtInstrument

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour
us-gaap:DebtInstrument

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree
us-gaap:DebtInstrument
us-gaap:DebtInstrument
us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo

us-gaap:LongTermLineOfCredit

us-gaap:MarginDepositAssets
us-gaap:IncomeTaxAuthority
us-gaap:OperatingLossCarryforwards
us-gaap:IncomeTaxAuthority
us-gaap:OperatingLossCarryforwardsValuationAllowance

us-gaap:OtherNotesPayable

us-gaap:PropertyPlantAndEquipmentOtherNet

us-gaap:RestructuringReserveCurrent

us-gaap:RevenueRemainingPerformanceObligation
us-gaap:ProductOrService

us-gaap:SaleOfStockPricePerShare

us-gaap:SeniorNotes
us-gaap:AwardType
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue
us-gaap:AwardType, us-gaap:PlanName
us-gaap:AwardType
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice
us-gaap:AwardType
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue
us-gaap:DebtInstrument, us-gaap:LongtermDebtType
us-gaap:SharePrice

us-gaap:TaxesPayableCurrentAndNoncurrent

us-gaap:TreasuryStockShares
us-gaap:DebtInstrument, us-gaap:LongtermDebtType
us-gaap:UnamortizedDebtIssuanceExpense

us-gaap:UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestAccrued

us-gaap:UnrecognizedTaxBenefitsThatWouldImpactEffectiveTaxRate
us-gaap:ValuationAllowancesAndReservesType
us-gaap:ValuationAllowancesAndReservesBalance

Plots across concepts


IncomeStatement
Income Loss From Continuing Operations 
Before Income Taxes Extraordinary Items Noncontrolling Interest
Expenses
Income Tax Expense Benefit
Balance Sheet
Intangible Assets Net Excluding Goodwill
Assets
Operating Lease Right Of Use Asset
Current Assets
Cash And Cash Equivalents At Carrying Value
NonCurrent Assets
Intangible Assets Net Excluding Goodwill
PropertyPlantAndEquipmentNet
Accumulated Depreciation Depletion And Amortization Property Plant And Equipment
Liabilities
Operating Lease Liability
Current Liabilities
Operating Lease Liability Current
Noncurrent Liabilities
Minority Interest
Stockholders Equity
Accumulated Other Comprehensive Income Loss Net Of Tax
Per Share
Earnings Per Share Diluted
CashFlow
Net Income Loss
NetCashProvidedByUsedInOperatingActivities
Net Income Loss
NetCashProvidedByUsedInInvestingActivities
Net Cash Provided By Used In Investing Activities
NetCashProvidedByUsedInFinancingActivities
Repayments Of Long Term Debt
Shares
Treasury Stock Shares
OperatingLeaseLiability
Operating Lease Liability Current
LesseeOperatingLeaseLiabilityPaymentsDue
Lessee Operating Lease Liability Undiscounted Excess Amount
AccountsReceivable
Allowance For Doubtful Accounts Receivable Current

Tables

  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
us-gaap:CommonStockSharesIssued NANA280.003NA257.003257.003257.003257.003257.003257.225257.225257.225267.171267.871267.871177.896177.896177.896
us-gaap:CommonStockSharesAuthorized ▄▄▄640.0640.0640.0NA320.0320.0320.0320.0320.0320.0320.0320.0320.0320.0320.0320.0320.0320.0
us-gaap:PreferredStockSharesAuthorized ▄▄▄▄▄3.03.03.03.03.0NANA3.03.03.03.00.0030.003NA3.0NANANA
 us-gaap:CommonStockSharesOutstanding us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName eqt:EquitransMidstreamNANA25.0NA25.299751NANANANANANANANANANANANANA
 us-gaap:CommonStockSharesOutstanding us-gaap:StatementEquityComponents us-gaap:CommonStock███▆▆▆▆▆▆▆▆▆▇▇▇▁▁▁278.858278.781278.345255.345255.29255.262255.171255.17254.796254.999254.472254.426264.331265.0264.32173.343173.327173.316
us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding █▁279.156278.852NA255.589255.524255.435NA255.235255.223255.387NA259.56265.154264.877NA173.675173.582173.511
us-gaap:WeightedAverageNumberOfSharesOutstandingBasic █▁279.156278.852NA255.589255.524255.435NA255.235255.099255.046NA259.56265.03264.877NA173.476173.462173.213
us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount ▁█7.6795847.745522NA6.6715326.7698221.909165NA2.5547291.8855291.775429NA1.20191.20191.896224NA0.42510.71380.440325
us-gaap:EarningsPerShareBasic ▁█-3.35-0.15NA-2.35-1.03-0.65-4.61-1.410.490.75-2.5-0.150.07-5.995.850.130.240.95
us-gaap:EarningsPerShareDiluted ▁█-3.35-0.15NA-2.35-1.03-0.65-4.61-1.410.490.75-2.5-0.150.07-5.995.830.130.240.95
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
us-gaap:ComprehensiveIncomeNetOfTax ▁█-936.376-40.438NANA-263.003-167.127-1176.577-360.908125.684190.313-639.745-39.98517.462-1586.1511279.24422.00239.567163.216
us-gaap:ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest █▁-0.062-0.514NANANANANA0.00.00.0NA103.141118.54141.015NA82.11781.51986.713
us-gaap:ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest ▂▄▅▃▄▄▂▄▅▅▃▅▅▁█▅▅▅-936.438-40.95263.366-600.568-263.003-167.127-1176.577-360.908125.684190.313-765.03163.156136.002-1445.1361378.508104.119121.086249.929
us-gaap:CostOfGoodsAndServicesSold ▃▃▃▃▃▃▃▃▃▃█▁▁▃▅▁▁464.016445.784437.573427.691405.636439.834438.58437.942436.984439.2461120.404186.407200.05416.657760.04136.219134.818NA
us-gaap:CostsAndExpenses ▂▂▃▂▂▂▆▃▂▂▅▃▂█▂▁▁▁957.525941.0781106.502932.322913.986983.6992473.551113.1051014.222967.7172142.1451087.046954.7023157.099914.437522.619501.099506.879
 us-gaap:DisposalGroupNotDiscontinuedOperationGainLossOnDisposal us-gaap:DisposalGroupClassification,us-gaap:IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperations us-gaap:DisposalGroupNotDiscontinuedOperations,eqt:A2020DivestitureNANA-2.3NANANANANANANANANANANANANANANA
us-gaap:GainsLossesOnExtinguishmentOfDebt ▆▆▆▇█▁-5.332-4.424-4.723-3.749-0.353-16.61NANA0.00.0NANANANANANANANA
us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest ▃▇▇▄▆▆▂▅▇█▂▇▇▁▇▇▇█-1284.365-55.52660.758-826.397-366.078-134.317-1543.456-447.371164.431228.925-1328.7410.53734.717-1783.944144.62394.176152.354351.37
us-gaap:IncomeTaxExpenseBenefit ▆▇▇▆▇█▆▇██▆▇▇▆▁▇██-347.846-14.494-2.92-225.757-103.00332.822-366.532-86.34338.86538.234-193.006-62.911-101.629-338.965-1234.712-11.28129.709100.665
us-gaap:IncomeTaxesPaidNet ▇█▆▁▂▇▇▇▇▇▇▇▇▇▇▇█▇-0.98322.751-46.862-210.446-189.648-1.95-0.230.914-2.4170.023-3.8680.0370.165-0.009-6.0650.09.789-0.087
us-gaap:InterestExpense ▇▇▇▆▆▆▅▅▅▆▁█▇▆▆▅▅▅76.98675.09974.28669.15465.38662.37445.06647.70950.50356.573-11.10193.04277.00470.01365.66250.37744.07842.655
 us-gaap:InterestExpenseDebt us-gaap:DebtInstrument,us-gaap:LongtermDebtType eqt:A175SeniorNotesDue2026,us-gaap:SeniorNotes████▁7.5917.4837.3987.271.5NANANANANANANANANANANANANA
 us-gaap:InterestExpenseDebt us-gaap:DebtInstrument,us-gaap:LongtermDebtType eqt:A3.00SeniorNotesDue2022,us-gaap:SeniorNotesNANANANANANANANANANANANANANANANANANA
 us-gaap:InterestExpenseDebt us-gaap:DebtInstrument,us-gaap:LongtermDebtType eqt:SeniorNotesDueNovember2021,us-gaap:SeniorNotesNANANANANANANANANANANANANANANANANANA
 us-gaap:InterestExpenseDebt us-gaap:DebtInstrument,us-gaap:LongtermDebtType,us-gaap:SubsequentEventType eqt:SeniorNotesDueNovember2021,us-gaap:SeniorNotes,us-gaap:SubsequentEventNANANANANANANANANANANANANANANANANANA
us-gaap:InterestPaidNet ▃▆▃▅▃▂▅▁▇▁▇▁█▂▅▂▅▁41.87185.21150.31570.7744.96829.62872.74516.10495.96413.74997.27118.354117.81527.51975.75324.06471.70917.845
us-gaap:NetIncomeLoss ▃▅▅▃▄▄▂▄▅▅▃▅▅▁█▅▅▅-936.457-40.51863.688-600.64-263.075-167.139-1176.924-361.028125.566190.691-636.687-39.69317.806-1585.9941280.07123.3441.126163.992
 us-gaap:NetIncomeLoss us-gaap:StatementEquityComponents us-gaap:RetainedEarningsNANANA-600.64-263.075-167.139NA-361.028125.566190.691NANANANANANANANA
us-gaap:NetIncomeLossAttributableToNoncontrollingInterest █▁-0.062-0.514NANANANA0.00.00.00.0-125.286103.141118.54141.01599.26482.11781.51986.713
us-gaap:OperatingIncomeLoss ▃▇▇▄▅▇▂▆█▇▅▇▇▁▇▇▇█-1217.6418.845146.083-760.195-386.912123.358-1462.067-161.529296.03175.456-570.69171.82499.969-1723.516214.849137.694189.794390.644
us-gaap:OtherComprehensiveIncomeLossNetOfTax NANA-0.3120.0720.0720.0120.3470.120.118-0.378-3.058-0.292-0.344-0.157-0.827-1.338-1.559-0.776
us-gaap:OtherNonoperatingIncomeExpense ▁▁▁▁▁██▇█▇3.7653.3044.3082.93.5924.71423.89122.9623.64520.987NANANANANANANANA
us-gaap:ProfitLoss ▁█-936.519-41.032NANA-263.075-167.139-1176.924-361.028125.566190.691-761.97363.448136.346-1444.9791379.335105.457122.645250.705
 us-gaap:ProfitLoss us-gaap:StatementEquityComponents us-gaap:NoncontrollingInterest█▁-0.062-0.514NANANANANANANANA-125.286103.141118.54141.01599.26482.11781.51986.713
 us-gaap:ProfitLoss us-gaap:StatementEquityComponents us-gaap:RetainedEarnings▁█-936.457-40.518NANA-263.075-167.139-1176.924-361.028125.566190.691-636.687-39.69317.806-1585.9941280.07123.3441.126163.992
us-gaap:RealizedInvestmentGainsLosses NANA0.00.00.0187.223NANA0.00.0NANANANANANANANA
us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax ▆▆▄▂▁▃▅▃▄▇▇▆▆█▅▂▃▄1077.9041130.951837.334598.992498.772715.2011011.483769.627900.5271271.6131245.1381158.4181104.7791350.1981033.539659.413688.742828.662
us-gaap:Revenues ▁▆█▃▅▇▇▆█▇█▇▇█▇▅▅▆-260.116949.9231252.585172.127527.0741107.0571011.483951.5761310.2521143.1731245.1381158.871054.6711312.0361033.539659.413688.742828.662
us-gaap:SellingGeneralAndAdministrativeExpense ▃▂▂▄▂▁▁▇█▃█▅▇▃▄▇▄▆49.85345.00640.1656.3343.34134.93838.44479.37686.20848.97888.39265.477.81352.61556.42777.1757.00972.058
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  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
us-gaap:Assets ▃▂▂▂▂▃▃▃▃▃▄██▇█▁▁▁18985.25718039.40418113.46917574.73518008.86818634.51718809.22720160.44920479.34720339.68520721.34428661.32928963.22827632.34629522.60415984.64815724.01115646.614
us-gaap:Liabilities ▆▄▄▄▄▄▄▄▄▄▅██▆▆▁▁▁10682.8358809.0388850.7398728.9268570.0419000.6399005.6399262.8249230.8729200.0979763.11512443.93712260.60910768.58411107.9916559.9716346.4416336.038
us-gaap:LiabilitiesAndStockholdersEquity ▃▂▂▂▂▃▃▃▃▃▄██▇█▁▁▁18985.25718039.40418113.46917574.73518008.86818634.51718809.22720160.44920479.34720339.68520721.34428661.32928963.22827632.34629522.60415984.64815724.01115646.614
us-gaap:StockholdersEquity ▃▄▄▄▄▄▅▆▆▆▆▆▆▆█▁▁▁8291.7589219.649255.248845.8099438.8279633.8789803.58810897.62511248.47511139.58810958.22911000.17511679.28311716.32213319.6186087.676062.1766019.343
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
us-gaap:AssetsCurrent █▃▃▄▅▇▆▄▅▄▇▃▆▃▃▁▂▃2168.6551313.7051215.451342.1541541.7951948.0431754.8551495.221598.0911380.0411969.6641234.6581780.8121191.5811163.055858.458996.8531251.953
us-gaap:CashAndCashEquivalentsAtCarryingValue ▄▁▁▁▁▁▁▁▁▁▁▁▆▃▂▅▅█330.7740.6718.2113.6682.96818.6514.5967.54230.1740.8463.4874.855698.032210.382147.315483.558572.344899.375
us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents ▄▁▁▁▁▁▁▁▁▁▁▁▆▃▂▅▅█330.7740.6718.2113.6682.96818.6514.5967.54230.1740.8463.4874.855698.032210.382147.315483.558572.344899.375
us-gaap:AccountsReceivableNetCurrent ▄▄▃▂▁▂▃▃▄▅█▅▅▄▄▁▁▁651.568682.496566.552428.439341.461441.137610.088552.26639.02817.5351241.843882.386774.702674.104725.236279.201310.975278.981
us-gaap:PrepaidExpenseAndOtherAssetsCurrent █▃▁▅▂▁▁▁▁▁▂▁▁▁▁▁▁▁537.462158.5921.063345.64679.99143.0928.65335.99513.14820.839111.10731.85337.7944.81248.55228.14428.09214.206
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
us-gaap:PropertyPlantAndEquipmentGross ▃▃▃▂▂▃▂▄▃▃▃▆▆▆█▂▁▁22497.57922168.85621995.24921134.53620924.06621799.25921655.35123460.78623012.70622592.37622148.01228022.76927722.02527083.94630990.30920296.6219769.29919231.066
us-gaap:AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment █▇▆▅▄▆▅▆▅▄▃▃▂▁▆▅▅▄6678.5086270.845940.9845577.1195219.9935833.7175499.8615890.7925507.0545139.1644755.5054892.8754557.3594208.1066105.2945755.3585512.0375280.921
us-gaap:AmortizationOfIntangibleAssets NANA3.5737.4787.4777.4787.4777.75510.34210.34215.18920.72820.72920.72810.940.00.00.0
us-gaap:PropertyPlantAndEquipmentNet ▂▂▂▂▂▂▂▃▃▃▃▇▇▇█▁▁▁15819.07115898.01616054.26515557.41715704.07315965.54216155.4917569.99417505.65217453.21217392.50723129.89423164.66622875.8424885.01514541.26214257.26213950.145
us-gaap:IntangibleAssetsNetExcludingGoodwill NANANA3.57311.0518.52826.00633.48356.64966.99177.333674.175694.903715.631736.36NANANA
us-gaap:OperatingLeaseRightOfUseAsset NANA21.6NANANA52.259.151.667.3NANANANANANANANA
us-gaap:OtherAssetsNoncurrent █▆▃▁▂▂▂▄▄▄▃▄▄▄▃▃▂▂587.531437.678230.374131.653186.24191.862196.867325.529321.639337.384268.838323.446320.822304.14278.902244.95209.159207.208
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
us-gaap:AccountsPayableCurrent ▆▆▅▅▄▅▆▅▆▆█▇▅▅▄▂▁▁820.134812.273705.461693.141686.512692.268796.438755.102850.847877.4981059.873978.757754.12699.52654.624388.059368.422318.143
us-gaap:LiabilitiesCurrent █▃▃▃▃▂▂▂▃▄▅▅▅▂▂▂▂▁3679.2011750.0271762.411839.5171560.5861473.2321345.9021449.711533.2882185.492355.0012646.0762356.2431108.6761232.2371435.2591355.726894.743
us-gaap:LongTermDebtCurrent ▅▁▃▁▁▁▁▁▁████▁▁██▃399.69929.291154.16133.36316.30916.25616.2044.9164.83704.677704.39699.527699.3240.07.999707.47707.189207.873
us-gaap:OperatingLeaseLiabilityCurrent NANA25.004NANANA29.036NANANA0.0NANANANANANANA
us-gaap:OtherAccruedLiabilitiesCurrent NANA29.785NANANA63.746NANANA26.381NANANA60.212NANANA
us-gaap:OtherLiabilitiesCurrent ▂▂▂▂▂▂▂▃▂▂▂██▃▄▂▁▂299.115257.405301.911218.395231.957238.107220.564349.697298.777294.708254.687784.115756.738349.958430.525268.356172.235232.265
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
us-gaap:LongTermDebt NANA4925.466NANANA4998.979NANANA4697.381NANANA5570.5543300.03300.03300.0
 us-gaap:LongTermDebt us-gaap:DebtInstrument eqt:EQMMidstreamNotes▁▃▄▄▆▇█102.0104.0105.0106.0108.0109.0110.1NANANA114.7NANANANANANANA
 us-gaap:LongTermDebt us-gaap:DebtInstrument,us-gaap:LongtermDebtType eqt:A175SeniorNotesDue2026,us-gaap:SeniorNotes█▄▁370.333364.929359.634NANANANANANANANANANANANANANANA
 us-gaap:LongTermDebt us-gaap:DebtInstrument,us-gaap:LongtermDebtType eqt:A3.00SeniorNotesDue2022,us-gaap:SeniorNotesNANA566.689NANANA745.579NANANANANANANANANANANA
 us-gaap:LongTermDebt us-gaap:DebtInstrument,us-gaap:LongtermDebtType eqt:A3.90SeniorNotesDue2027,us-gaap:SeniorNotesNANA1242.182NANANA1241.024NANANANANANANANANANANA
 us-gaap:LongTermDebt us-gaap:DebtInstrument,us-gaap:LongtermDebtType eqt:ConvertibleSeniorNotesDueMay12026,us-gaap:SeniorNotesNANA359.635NANANANANANANANANANANANANANANA
 us-gaap:LongTermDebt us-gaap:DebtInstrument,us-gaap:LongtermDebtType eqt:CreditFacilityExpiringJuly2022,us-gaap:LineOfCreditNANA300.0NANANA294.0NANANANANANANANANANANA
 us-gaap:LongTermDebt us-gaap:DebtInstrument,us-gaap:LongtermDebtType eqt:Debentures7.75PercentDueJuly152026,us-gaap:SeniorNotesNANA112.224NANANA111.727NANANANANANANANANANANA
 us-gaap:LongTermDebt us-gaap:DebtInstrument,us-gaap:LongtermDebtType eqt:EQMMidstreamNotes,us-gaap:NotesPayableOtherPayablesNANA105.056NANANA110.059NANANANANANANANANANANA
 us-gaap:LongTermDebt us-gaap:DebtInstrument,us-gaap:LongtermDebtType eqt:SeniorNotesDueFebruary12025,us-gaap:SeniorNotesNANA992.905NANANANANANANANANANANANANANANA
 us-gaap:LongTermDebt us-gaap:DebtInstrument,us-gaap:LongtermDebtType eqt:SeniorNotesDueFebruary12030,us-gaap:SeniorNotesNANA743.726NANANANANANANANANANANANANANANA
 us-gaap:LongTermDebt us-gaap:DebtInstrument,us-gaap:LongtermDebtType eqt:SeniorNotesDueJanuary152029,us-gaap:SeniorNotesNANA344.106NANANANANANANANANANANANANANANA
 us-gaap:LongTermDebt us-gaap:DebtInstrument,us-gaap:LongtermDebtType eqt:SeniorNotesDueNovember2021,us-gaap:SeniorNotesNANA124.943NANANA747.571NANANANANANANANANANANA
 us-gaap:LongTermDebt us-gaap:DebtInstrument,us-gaap:LongtermDebtType eqt:SeniorNotesSeriesADue20202021,us-gaap:SeniorNotesNANA24.0NANANA35.2NANANANANANANANANANANA
 us-gaap:LongTermDebt us-gaap:FairValueByFairValueHierarchyLevel,us-gaap:LongtermDebtType us-gaap:FairValueInputsLevel2,us-gaap:SeniorNotes█▃▄▃▄▂▁5400.04400.04500.04400.04500.04100.03900.0NANANANANANANANANANANA
 us-gaap:LongTermDebt us-gaap:LongtermDebtType us-gaap:SeniorNotesNANA4500.0NANANA3900.03900.03900.04600.04600.0NANANA4600.0NANANA
us-gaap:LongTermDebtNoncurrent NANA4771.305NANANA4982.775NANANA3992.9917336.577333.5875564.8265562.5552586.0412584.9733082.938
us-gaap:DeferredIncomeTaxLiabilitiesNet ▁▃▃▃▄▅█1009.7211358.4891371.9671336.6291550.2491612.8942129.041NANANA2724.7581212.8671324.3521431.1482740.0841866.2081876.324NA
us-gaap:MinorityInterest ██▁10.66410.7267.49NANANANANANANA0.05217.2175023.3365147.445094.9953337.0073315.3943291.233
us-gaap:OtherLiabilitiesNoncurrent ▇██▇▇▇▇▆▆▆▅▅▅▅▅▂▁▁897.294923.765945.057855.193855.175893.905897.148848.985807.163811.603791.742776.424746.427771.934783.299567.463529.418516.551
us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearTwo NANA9.841NANANANANANANANANANANANANANANA
us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearThree NANA9.764NANANANANANANANANANANANANANANA
us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFour NANA6.456NANANANANANANANANANANANANANANA
us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFive NANA0.15NANANANANANANANANANANANANANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
us-gaap:StockholdersEquity ▃▄▄▄▄▄▅▆▆▆▆▆▆▆█▁▁▁8291.7589219.649255.248845.8099438.8279633.8789803.58810897.62511248.47511139.58810958.22911000.17511679.28311716.32213319.6186087.676062.1766019.343
us-gaap:StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest ▁██8302.4229230.3669262.73NA9438.8279633.8789803.58810897.62511248.47511139.58810958.22916217.39216702.61916863.76218414.6139424.6779377.579310.576
us-gaap:RetainedEarningsAccumulatedDeficit ▁▃▃▃▄▄▄▆▇▇▇▅▅▅█▆▆▆71.2841007.7411048.259984.5711585.2111848.2862023.0893117.0153485.7113367.813184.2752369.2712416.8022406.9523996.7752721.9112703.7782667.859
us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax ▂▂▁▂▂▂▂▁▁▁▁▄▄▄▄▅▆█-5.194-5.275-5.355-5.043-5.115-5.187-5.199-5.546-5.666-5.784-5.406-3.251-2.959-2.615-2.458-1.631-0.2931.266
us-gaap:TreasuryStockValue ▁▁▂▂▂▂▂▂▃▃▄▄▄▅▆███20.08421.46929.34829.34730.34130.85232.50732.52739.3139.66549.19450.01450.76951.30463.60281.72982.082.194
us-gaap:MinorityInterest ██▁10.66410.7267.49NANANANANANANA0.05217.2175023.3365147.445094.9953337.0073315.3943291.233
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
us-gaap:NetCashProvidedByUsedInOperatingActivities ▁▄▄▂▄▅▂▃▄█▅█▆█▄▄▃▅43.479399.915406.124184.456446.859500.262217.85319.021443.546871.287530.866904.266636.712904.412426.326402.378294.177514.817
us-gaap:NetCashProvidedByUsedInInvestingActivities ▇█▆███▇▇▇▇▅▅▆▆▁▇▇▆-426.988-247.91-933.092-273.738-145.277-203.693-344.932-491.581-394.298-370.331-1259.644-957.222-912.802-849.436-2410.558-523.667-550.965-641.88
us-gaap:NetCashProvidedByUsedInFinancingActivities ▅▃▅▃▂▂▃▃▃▂▅▁▅▃█▃▃▃673.609-129.545531.5199.982-317.265-282.514124.136149.932-59.924-463.597727.41-640.221763.748.0911647.98932.503-70.243-77.102
us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect █▁290.122.46NA10.7-15.68314.055NA-22.628-10.67637.359NA-693.177487.6563.067NA-88.786-327.031-279.165
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
 us-gaap:AmortizationOfFinancingCosts us-gaap:DebtInstrument,us-gaap:LongtermDebtType eqt:A175SeniorNotesDue2026,us-gaap:SeniorNotes█▇▇▆▁0.3580.3430.3290.3150.2NANANANANANANANANANANANANA
us-gaap:DeferredIncomeTaxExpenseBenefit ▁▆▇▃▅█▂▅▇▇-348.794-13.50526.404-207.231-102.873127.86-264.656-87.00438.70837.889NANANANANANANANA
us-gaap:DepreciationDepletionAndAmortization ▆▆▆▅▄▅▆▆▆▆▃█▇█▅▁▁▁380.288377.116371.816341.027323.096357.526384.226390.993372.413391.113278.162435.311417.672437.893358.264246.56240.817231.918
us-gaap:IncreaseDecreaseInAccountsPayable ▄▆▄▄▄▂▄▃▂▁██▃▄▄▃▄▃-5.541116.73233.6623.12-0.133-85.8447.779-32.99-103.976-149.487251.753223.728-18.6750.307-1.234-21.20520.984-15.225
us-gaap:IncreaseDecreaseInAccountsReceivable ▅▇█▇▅▄▇▅▄▁-13.335112.899176.00966.609-57.265-149.05775.983-41.251-124.59-342.465NANANANANANANANA
us-gaap:NetCashProvidedByUsedInOperatingActivities ▁▄▄▂▄▅▂▃▄█▅█▆█▄▄▃▅43.479399.915406.124184.456446.859500.262217.85319.021443.546871.287530.866904.266636.712904.412426.326402.378294.177514.817
us-gaap:NetIncomeLoss ▃▅▅▃▄▄▂▄▅▅▃▅▅▁█▅▅▅-936.457-40.51863.688-600.64-263.075-167.139-1176.924-361.028125.566190.691-636.687-39.69317.806-1585.9941280.07123.3441.126163.992
 us-gaap:NetIncomeLoss us-gaap:StatementEquityComponents us-gaap:RetainedEarningsNANANA-600.64-263.075-167.139NA-361.028125.566190.691NANANANANANANANA
us-gaap:ProfitLoss ▁█-936.519-41.032NANA-263.075-167.139-1176.924-361.028125.566190.691-761.97363.448136.346-1444.9791379.335105.457122.645250.705
 us-gaap:ProfitLoss us-gaap:StatementEquityComponents us-gaap:NoncontrollingInterest█▁-0.062-0.514NANANANANANANANA-125.286103.141118.54141.01599.26482.11781.51986.713
 us-gaap:ProfitLoss us-gaap:StatementEquityComponents us-gaap:RetainedEarnings▁█-936.457-40.518NANA-263.075-167.139-1176.924-361.028125.566190.691-636.687-39.69317.806-1585.9941280.07123.3441.126163.992
us-gaap:ShareBasedCompensation ▂▁▁▂▁▁▁▃▁▁▁▂▂▁█▂▂▂7.2766.2394.3267.1033.4394.6841.7819.9525.6483.8532.0528.5898.6565.89266.6986.5976.53214.765
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
us-gaap:NetCashProvidedByUsedInInvestingActivities ▇█▆███▇▇▇▇▅▅▆▆▁▇▇▆-426.988-247.91-933.092-273.738-145.277-203.693-344.932-491.581-394.298-370.331-1259.644-957.222-912.802-849.436-2410.558-523.667-550.965-641.88
us-gaap:PaymentsToAcquirePropertyPlantAndEquipment ▂▂▂▂▂▂▃▄▃▃▁█▇▅▆▃▃▂218.982251.277253.847276.289255.939256.156345.121491.552394.753371.028110.2541157.58964.673732.417786.337472.409369.057311.399
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
us-gaap:NetCashProvidedByUsedInFinancingActivities ▅▃▅▃▂▂▃▃▃▂▅▁▅▃█▃▃▃673.609-129.545531.5199.982-317.265-282.514124.136149.932-59.924-463.597727.41-640.221763.748.0911647.98932.503-70.243-77.102
us-gaap:RepaymentsOfLongTermDebt ▁▁▂▁▄▇▁▁▃▁▁▁▁▁█▁▁▁1.295126.396212.477102.711805.851701.2241.191.173701.1571.1410.3770.00.07.9992000.00.00.00.0
us-gaap:PaymentsOfDividendsCommonStock NANA0.00.00.07.6647.677.6687.6657.6527.6397.8387.9567.9425.2075.2075.2075.206
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
 us-gaap:DebtInstrumentInterestRateStatedPercentage us-gaap:StatementScenario,us-gaap:DebtInstrument,us-gaap:LongtermDebtType srt:ScenarioForecast,eqt:SeniorNotesDueFebruary2025,us-gaap:SeniorNotesNANANANANANANANANANANANANANANANANANA
 us-gaap:DebtInstrumentInterestRateStatedPercentage us-gaap:StatementScenario,us-gaap:DebtInstrument,us-gaap:LongtermDebtType srt:ScenarioForecast,eqt:SeniorNotesDueFebruary2030,us-gaap:SeniorNotesNANANANANANANANANANANANANANANANANANA

Common Stock Shares Issued

us-gaap:CommonStockSharesIssued

us-gaap:CommonStockSharesIssued


Common
Period End2020-12-312020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value280257257257257257257257257267267267177177177177177177165158175175175175175175175175175175175175175175175175175175175175157
Percentage of CommonStockSharesIssued100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Common Stock Shares Authorized

us-gaap:CommonStockSharesAuthorized

us-gaap:CommonStockSharesAuthorized


Common
Period End2021-06-302021-03-312020-12-312020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value640640640320320320320320320320320320320320320320320320320320320320320320320320320320320320320320320320320320320320320320320320320
Percentage of CommonStockSharesAuthorized100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Preferred Stock Shares Authorized

us-gaap:PreferredStockSharesAuthorized

us-gaap:PreferredStockSharesAuthorized


Preferred
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-31
Value3000000.03000000.03000000.03000000.03000000.03000000.03000000.03000000.03000000.03000.03000.03000000.03000000.03000000.03000000.03000000.03000000.03000000.0
Percentage of PreferredStockSharesAuthorized100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Common Stock Shares Outstanding

us-gaap:CommonStockSharesOutstanding us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName

us-gaap:CommonStockSharesOutstanding

eqt:EquitransMidstream


Common
Period End2020-12-312020-06-30
Value2525
Percentage of CommonStockSharesOutstanding100.0100.0

us-gaap:CommonStockSharesOutstanding us-gaap:StatementEquityComponents

us-gaap:CommonStock


Common
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302010-12-312009-12-312008-12-312007-12-31
Value278278278255255255255255254254254254264265264173173173172172172160152152152152151151151151150150150150150149149149149149149130130122
Percentage of CommonStockSharesOutstanding0.00.01113.40.01009.10.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Weighted Average Number Of Diluted Shares Outstanding

us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding

us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding


Weighted
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-09-302011-06-302011-03-312010-09-302010-06-302010-03-31
Value279278255255255255255255259265264173173173172166157152152152152152152151151150150150150150150150149148135
Percentage of WeightedAverageNumberOfDilutedSharesOutstanding100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Weighted Average Number Of Shares Outstanding Basic

us-gaap:WeightedAverageNumberOfSharesOutstandingBasic

us-gaap:WeightedAverageNumberOfSharesOutstandingBasic


Weighted
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-09-302011-06-302011-03-312010-09-302010-06-302010-03-31
Value279278255255255255255255259265264173173173172166156152152152151151151150150150149149149149149149149147134
Percentage of WeightedAverageNumberOfSharesOutstandingBasic100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount

us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount

us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount


Antidilutive
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-09-302011-06-302011-03-312010-09-302010-06-302010-03-31
Value7.6795847.7455226.6715326.7698221.9091652.5547291.8855291.7754291.20191.20191.8962240.42510.71380.4403251.7125271.760780.58040.29170.13350.13350.00.00.00.00.00.00.0032281.1495230.2143920.00.006480.8863551.3274941.2374251.241566
Percentage of AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.00.00.00.00.0100.0100.0100.00.0100.0100.0100.0100.0100.0

Earnings Per Share Basic

us-gaap:EarningsPerShareBasic

us-gaap:EarningsPerShareBasic


Earnings
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
Value-3.35-0.15-2.35-1.03-0.65-4.61-1.410.490.75-2.5-0.150.07-5.995.850.130.240.95-1.11-0.05-1.550.04-0.880.270.041.14-0.10.650.731.270.760.590.580.670.320.210.210.480.611.20.590.820.490.240.20.660.420.020.20.55
Percentage of EarningsPerShareBasic100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Earnings Per Share Diluted

us-gaap:EarningsPerShareDiluted

us-gaap:EarningsPerShareDiluted


Earnings
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
Value-3.35-0.15-2.35-1.03-0.65-4.61-1.410.490.75-2.5-0.150.07-5.995.830.130.240.95-1.11-0.05-1.550.04-0.880.270.041.14-0.10.650.731.260.750.580.570.660.320.210.210.480.61.190.580.820.490.240.20.650.420.020.20.55
Percentage of EarningsPerShareDiluted100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Comprehensive Income Net Of Tax

us-gaap:ComprehensiveIncomeNetOfTax

us-gaap:ComprehensiveIncomeNetOfTax


Comprehensive
Period End2021-06-302021-03-312020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-31
Value-936.376-40.438-263.003-167.127-1176.577-360.908125190-639.745-39.98517-1586.15112792239163-203.215-22.638-264.927-6.539-165.7311.679-36.8071321621169117082801502264-66.086-38.887134184228108108
Percentage of ComprehensiveIncomeNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-86.9-3.6-52.7-23.4-116.3-46.914.015.0-51.4-3.51.6-117.5123.83.35.719.70.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest

us-gaap:ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest

us-gaap:ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest


Comprehensive
Period End2021-06-302021-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-30
Value-0.062-0.5140.00.00.01031181418281867877825958474433271816147.2629.026130.0
Percentage of ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest100.0100.00.00.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-0.0-0.00.00.00.08.910.710.412.511.810.50.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest

us-gaap:ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest

us-gaap:ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest


Comprehensive
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value-936.438-40.95263-600.568-263.003-167.127-1176.577-360.908125190-765.03163136-1445.1361378104121249-120.04255-187.08976-94.414612118020715011918999941573177-66.086-38.8871341842281081084880-2.325152
Percentage of ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-86.9-3.60.0-100.3-52.7-23.4-116.3-46.914.015.0-61.45.512.3-107.0133.415.817.630.20.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Cost Of Goods And Services Sold

us-gaap:CostOfGoodsAndServicesSold

us-gaap:CostOfGoodsAndServicesSold


Cost
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
Value4644454374274054394384374364391120186200416760136134
Percentage of CostOfGoodsAndServicesSold100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax43.039.40.071.481.361.543.456.948.534.590.016.118.130.973.520.719.6

Costs And Expenses

us-gaap:CostsAndExpenses

us-gaap:CostsAndExpenses


Costs
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value9579411106932913983247311131014967214210879543157914522501506576448452417575406400394659347339304182336348360338278256297325201195258236169178267
Percentage of CostsAndExpenses100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax88.883.20.0155.6183.2137.5244.5144.6112.676.1172.093.886.4233.888.579.372.861.20.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Disposal Group Not Discontinued Operation Gain Loss On Disposal

us-gaap:DisposalGroupNotDiscontinuedOperationGainLossOnDisposal us-gaap:DisposalGroupClassification, us-gaap:IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperations

us-gaap:DisposalGroupNotDiscontinuedOperationGainLossOnDisposal

us-gaap:DisposalGroupNotDiscontinuedOperations, eqt:A2020Divestiture


Disposal
Period End2020-12-31
Value-2300000.0
Percentage of DisposalGroupNotDiscontinuedOperationGainLossOnDisposal100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:DisposalGroupNotDiscontinuedOperations eqt:A2020Divestiture0.0

Gains Losses On Extinguishment Of Debt

us-gaap:GainsLossesOnExtinguishmentOfDebt

us-gaap:GainsLossesOnExtinguishmentOfDebt


Gains
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-06-302019-03-312017-11-03
Value-5332000.0-4424000.0-4723000.0-3749000.0-353000.0-16610000.000-12600000.0
Percentage of GainsLossesOnExtinguishmentOfDebt100.0100.0100.0100.0100.0100.00.00.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-0.5-0.40.0-0.6-0.1-2.30.00.00.0

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

us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest

us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest


Income
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value-1284.365-55.52660-826.397-366.078-134.317-1543.456-447.371164228-1328.7410.53734-1783.94414494152351-220.42383-353.1539513136-1.112784.071961953278413713616390484611614128513719411257
Percentage of IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-119.2-4.90.0-138.0-73.4-18.8-152.6-58.118.318.0-106.70.03.1-132.114.014.322.142.40.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Income Tax Expense Benefit

us-gaap:IncomeTaxExpenseBenefit

us-gaap:IncomeTaxExpenseBenefit


Income
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value-347.846-14.494-2.92-225.757-103.00332-366.532-86.3433838-193.006-62.911-101.629-338.965-1234.712-11.28129100-111.63813-172.3467.4367635-64.85757-25.8286459116443441533411144450106507239201749
Percentage of IncomeTaxExpenseBenefit100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-32.3-1.30.0-37.7-20.74.6-36.2-11.24.33.0-15.5-5.4-9.2-25.1-119.5-1.74.312.10.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Income Taxes Paid Net

us-gaap:IncomeTaxesPaidNet

us-gaap:IncomeTaxesPaidNet


Income
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value-0.98322-46.862-210.446-189.648-1.95-0.230.914-2.4170.023-3.8680.0370.165-0.009-6.0650.09.789-0.087-42.4360.00.620.674-5.2792476-0.117638854.08751213.661104.0102.21411332.4760.029-5.3710.142-0.124-124.142
Percentage of IncomeTaxesPaidNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-0.12.00.0-35.1-38.0-0.3-0.00.1-0.30.0-0.30.00.0-0.0-0.60.01.4-0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Interest Expense

us-gaap:InterestExpense

us-gaap:InterestExpense


Interest
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value76757469656245475056-11.1019377706550444239353636353636373635313131353737624040413732333226333434
Percentage of InterestExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax7.16.60.011.513.18.74.56.25.64.4-0.98.07.05.26.47.66.45.10.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Interest Expense Debt

us-gaap:InterestExpenseDebt us-gaap:DebtInstrument, us-gaap:LongtermDebtType

us-gaap:InterestExpenseDebt

eqt:A175SeniorNotesDue2026, us-gaap:SeniorNotes


Interest
Period End2021-06-302021-03-312020-12-312020-09-302020-06-30
Value7.5917.4837.3987.271.5
Percentage of InterestExpenseDebt100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.70.70.01.20.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax eqt:A175SeniorNotesDue2026 us-gaap:SeniorNotes0.00.00.00.00.0

eqt:A3.00SeniorNotesDue2022, us-gaap:SeniorNotes


Interest
Period End2020-11-30
Value0.7
Percentage of InterestExpenseDebt0.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax eqt:A3.00SeniorNotesDue2022 us-gaap:SeniorNotes0.0

eqt:SeniorNotesDueNovember2021, us-gaap:SeniorNotes


Interest
Period End2021-02-012020-08-312020-01-21
Value1.31.17.4
Percentage of InterestExpenseDebt0.00.00.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.00.00.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax eqt:SeniorNotesDueNovember2021 us-gaap:SeniorNotes0.00.00.0

us-gaap:InterestExpenseDebt us-gaap:DebtInstrument, us-gaap:LongtermDebtType, us-gaap:SubsequentEventType

eqt:SeniorNotesDueNovember2021, us-gaap:SeniorNotes, us-gaap:SubsequentEvent


Interest
Period End2021-02-01
Value1.3
Percentage of InterestExpenseDebt0.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax eqt:SeniorNotesDueNovember2021 us-gaap:SeniorNotes us-gaap:SubsequentEvent0.0

Interest Paid Net

us-gaap:InterestPaidNet

us-gaap:InterestPaidNet


Interest
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value41855070442972169513971811727752471175614571659135914596.179583.995598.3796410941268135312531047125512
Percentage of InterestPaidNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax3.97.50.011.89.04.17.22.110.71.17.81.610.72.07.33.610.42.20.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Net Income Loss

us-gaap:NetIncomeLoss

us-gaap:NetIncomeLoss


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-31
Value-936.457-40.51863-600.64-263.075-167.139-1176.924-361.028125190-636.687-39.69317-1585.99412802341163-191.958-8.016-258.6455.636-134.579405.536173-14.70498110192
Percentage of NetIncomeLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-86.9-3.60.0-100.3-52.7-23.4-116.4-46.913.915.0-51.1-3.41.6-117.5123.93.56.019.80.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:NetIncomeLoss us-gaap:StatementEquityComponents

us-gaap:RetainedEarnings


Net
Period End2020-09-302020-06-302020-03-312019-09-302019-06-302019-03-31
Value-600.64-263.075-167.139-361.028125190
Percentage of NetIncomeLoss100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-100.3-52.7-23.4-46.913.915.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:RetainedEarnings0.00.00.00.00.00.0

Net Income Loss Attributable To Noncontrolling Interest

us-gaap:NetIncomeLossAttributableToNoncontrollingInterest

us-gaap:NetIncomeLossAttributableToNoncontrollingInterest


Net
Period End2021-06-302021-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-30
Value-0.062-0.5140.00.00.00.0-125.2861031181419982818683787782715958474433271816147.2629.0268.1854.831
Percentage of NetIncomeLossAttributableToNoncontrollingInterest100.0100.00.00.00.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-0.0-0.00.00.00.00.0-10.18.910.710.49.612.511.810.50.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Operating Income Loss

us-gaap:OperatingIncomeLoss

us-gaap:OperatingIncomeLoss


Operating
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
Value-1217.6418.845146-760.195-386.912123-1462.067-161.529296175-570.6917199-1723.516214137189390-189.466108-324.492127451703331440231224356181170171198150858115317213415319713488781691133967136
Percentage of OperatingIncomeLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-113.00.80.0-126.9-77.617.2-144.5-21.032.913.8-45.86.29.0-127.620.820.927.647.10.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Other Comprehensive Income Loss Net Of Tax

us-gaap:OtherComprehensiveIncomeLossNetOfTax

us-gaap:OtherComprehensiveIncomeLossNetOfTax


Other
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-30
Value-0.3120.0720.0720.0120.3470.120.118-0.378-3.058-0.292-0.344-0.157-0.827-1.338-1.559-0.776-11.257-14.622-6.282-12.175-31.152-39.108-42.343-40.51317718-19.095-21.719-32.472-7.81863-77.96516-97.959-70.333629349
Percentage of OtherComprehensiveIncomeLossNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.00.00.00.00.00.00.0-0.0-0.2-0.0-0.0-0.0-0.1-0.2-0.2-0.10.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Other Nonoperating Income Expense

us-gaap:OtherNonoperatingIncomeExpense

us-gaap:OtherNonoperatingIncomeExpense


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value3.7653.3044.3082.93.592423222320
Percentage of OtherNonoperatingIncomeExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.30.30.00.50.73.52.43.02.61.7

Profit Loss

us-gaap:ProfitLoss

us-gaap:ProfitLoss


Profit
Period End2021-06-302021-03-312020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
Value-936.519-41.032-263.075-167.139-1176.924-361.028125190-761.97363136-1444.9791379105122250-108.78570-180.80788-63.26210063221291321382101311029410956363172901788712273363088552.9092671
Percentage of ProfitLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-86.9-3.6-52.7-23.4-116.4-46.913.915.0-61.25.512.3-107.0133.516.017.830.30.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:ProfitLoss us-gaap:StatementEquityComponents

us-gaap:NoncontrollingInterest


Profit
Period End2021-06-302021-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-31
Value-0.062-0.514-125.2861031181419982818683787782715958474433271816147.2629.0268.185
Percentage of ProfitLoss0.01.316.4162.686.9-9.87.277.966.534.6-76.5111.4-43.193.6-112.759.391.321.6149.825.519.88.912.614.07.78.314.6
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-0.0-0.0-10.18.910.710.49.612.511.810.50.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:NoncontrollingInterest0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:RetainedEarnings


Profit
Period End2021-06-302021-03-312020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-31
Value-936.457-40.518-263.075-167.139-1176.924-361.028125190-636.687-39.69317-1585.99412802341163-191.958-8.016-258.6455.636-134.579405.536173-14.7049811019211588861004831317290
Percentage of ProfitLoss100.098.7100.0100.0100.0100.0100.0100.083.6-62.613.1109.892.822.133.565.4176.5-11.4143.16.4212.740.78.778.4-49.874.580.291.187.486.092.391.785.486.8100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-86.9-3.6-52.7-23.4-116.4-46.913.915.0-51.1-3.41.6-117.5123.93.56.019.80.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:RetainedEarnings0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Realized Investment Gains Losses

us-gaap:RealizedInvestmentGainsLosses

us-gaap:RealizedInvestmentGainsLosses


Realized
Period End2020-12-312020-09-302020-06-302020-02-262020-03-312019-06-302019-03-31
Value0.00.00.01871870.00.0
Percentage of RealizedInvestmentGainsLosses0.00.00.0100.0100.00.00.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.00.00.00.026.20.00.0

Revenue From Contract With Customer Excluding Assessed Tax

us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax

us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value107711308375984987151011769900127112451158110413501033659688828
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:ProductOrService

eqt:NGLsSales


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value102100663828354634466984106125125
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax9.58.98.06.45.85.04.64.55.25.56.89.211.49.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax9.58.98.06.45.85.04.64.55.25.56.89.211.49.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax eqt:NGLsSales100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

eqt:NaturalGasSales


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value9531013761556468673796726843119313409318551089
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax88.489.690.993.093.994.178.794.393.793.9107.680.577.580.7
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax88.489.690.993.093.994.178.794.393.793.9107.680.577.580.7
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax eqt:NaturalGasSales100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

eqt:OilSales


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value22178.9023.6621.7956.2156.6498.671108.166.5038.3929.78411
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax2.11.61.10.60.40.90.71.11.10.60.50.70.90.8
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax2.11.61.10.60.40.90.71.11.10.60.50.70.90.8
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax eqt:OilSales100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OilAndGas


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
Value107711308375984987158497699001271143010469911226848552576
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax100.0100.0100.0100.0100.0100.084.0100.0100.0100.0114.990.489.790.882.183.983.7
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax100.0100.0100.0100.0100.0100.084.0100.0100.0100.0114.990.489.790.882.183.983.7
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:OilAndGas100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Revenues

us-gaap:Revenues

us-gaap:Revenues


Revenues
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value-260.1169491252172527110710119511310114312451158105413121033659688828
Percentage of Revenues100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-24.184.0149.628.7105.7154.8100.0123.6145.589.9100.0100.095.597.2100.0100.0100.0100.0

Selling General And Administrative Expense

us-gaap:SellingGeneralAndAdministrativeExpense

us-gaap:SellingGeneralAndAdministrativeExpense


Selling
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value49454056433438798648886577525677577276617757566065676857634838526048585141424744403837344439
Percentage of SellingGeneralAndAdministrativeExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax4.64.04.89.48.74.93.810.39.63.97.15.67.03.95.511.78.38.70.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Assets

us-gaap:Assets

us-gaap:Assets


Assets
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value18985180391811317574180081863418809201602047920339207212866128963276322952215984157241564615472148891478314049139761374013572130661206411763113851024697929682905488028849899787488858877277207293703670985957
Percentage of Assets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Liabilities

us-gaap:Liabilities

us-gaap:Liabilities


Liabilities
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value1068288098850872885709000900592629230920097631244312260107681110765596346633663535615552555685948598759275926569155885356523149274946495248754961514951025152517842824056388340193806
Percentage of Liabilities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets56.348.848.949.747.648.347.945.945.145.247.143.442.339.037.641.040.440.541.137.737.439.642.643.643.745.447.247.547.051.150.351.154.755.456.157.258.358.259.055.555.655.256.663.9

Liabilities And Stockholders Equity

us-gaap:LiabilitiesAndStockholdersEquity

us-gaap:LiabilitiesAndStockholdersEquity


Liabilities
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value18985180391811317574180081863418809201602047920339207212866128963276322952215984157241564615472148891478314049139761374013572130661206411763113851024697929682905488028849899787488858877277207293703670985957
Percentage of LiabilitiesAndStockholdersEquity100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Stockholders Equity

us-gaap:StockholdersEquity

us-gaap:StockholdersEquity


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302010-12-312009-12-312008-12-31
Value829192199255884594389633980310897112481113910958110001167911716133196087606260195860604660575491507751715139482345824408427641784034391138113637360335653646370635933437307821512050
Percentage of StockholdersEquity100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets43.751.151.150.352.451.752.154.154.954.852.938.440.342.445.138.138.638.537.940.641.039.136.337.637.936.938.037.537.640.841.240.442.141.340.739.641.741.841.044.543.436.10.0

us-gaap:StockholdersEquity us-gaap:StatementEquityComponents

us-gaap:AccumulatedDefinedBenefitPlansAdjustment


Stockholders
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value-5.043-5.115-5.187-5.199-5.286-5.363-5.439-5.019
Percentage of StockholdersEquity-0.1-0.1-0.1-0.1-0.0-0.0-0.0-0.0
Percentage of Assets-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0
Percentage of Assets us-gaap:AccumulatedDefinedBenefitPlansAdjustment0.00.00.00.00.00.00.00.0

us-gaap:AccumulatedOtherComprehensiveIncome


Stockholders
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312011-12-312010-12-312009-12-312008-12-31
Value-5.043-5.115-5.187-5.199-5.546-5.666-5.784-5.40618838-14.44-68.737
Percentage of StockholdersEquity-0.1-0.1-0.1-0.1-0.1-0.1-0.1-0.05.21.2-0.7-3.4
Percentage of Assets-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.02.10.5-0.20.0
Percentage of Assets us-gaap:AccumulatedOtherComprehensiveIncome0.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:CommonStock


Stockholders
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312011-12-312010-12-312009-12-312008-12-31
Value7895788978217818781878077817782812611244470465
Percentage of StockholdersEquity89.383.681.279.771.769.470.271.435.140.421.922.7
Percentage of Assets44.943.842.041.638.838.138.437.814.417.57.90.0
Percentage of Assets us-gaap:CommonStock0.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:RetainedEarnings


Stockholders
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312011-12-312010-12-312009-12-312008-12-31
Value98415851848202331173485336731842143179516951653
Percentage of StockholdersEquity11.116.819.220.628.631.030.229.159.758.378.880.7
Percentage of Assets5.68.89.910.815.517.016.615.424.425.328.50.0
Percentage of Assets us-gaap:RetainedEarnings0.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:TreasuryStock


Stockholders
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value-29.347-30.341-30.852-32.507-32.527-39.31-39.665-49.194
Percentage of StockholdersEquity-0.3-0.3-0.3-0.3-0.3-0.3-0.4-0.4
Percentage of Assets-0.2-0.2-0.2-0.2-0.2-0.2-0.2-0.2
Percentage of Assets us-gaap:TreasuryStock0.00.00.00.00.00.00.00.0

Assets Current

us-gaap:AssetsCurrent

us-gaap:AssetsCurrent


Assets
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value216813131215134215411948175414951598138019691234178011911163858996125118282146261321562251226224902522190418591964137012559335776578521227121316041690968799615827695
Percentage of AssetsCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets11.47.36.77.68.610.59.37.47.86.89.54.36.14.33.95.46.38.011.814.417.715.316.116.518.319.315.815.817.313.412.89.66.47.59.613.613.918.119.312.611.08.711.711.7

Cash And Cash Equivalents At Carrying Value

us-gaap:CashAndCashEquivalentsAtCarryingValue

us-gaap:CashAndCashEquivalentsAtCarryingValue


Cash
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312008-12-312007-12-31
Value3304018132.968184.5967.54230403.4874.8556982101474835728991103175722571556160116621958178310771171127490984542316160182638515745831334791380.01974255530.00.081
Percentage of CashAndCashEquivalentsAtCarryingValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.00.00.0100.0
Percentage of Assets1.70.20.10.10.00.10.00.00.10.20.00.02.40.80.53.03.65.77.111.815.311.111.512.114.413.68.910.011.28.98.64.40.21.82.17.15.98.49.54.31.12.00.00.00.00.00.00.00.0

Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents


Cash
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312015-12-31
Value3304018132.968184.5967.54230403.4874.85569821014748357289911781601
Percentage of CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets1.70.20.10.10.00.10.00.00.10.20.00.02.40.80.53.03.65.77.611.5

Accounts Receivable Net Current

us-gaap:AccountsReceivableNetCurrent

us-gaap:AccountsReceivableNetCurrent


Accounts
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value6516825664283414416105526398171241882774674725279310278341189170149176147150237306199235329235186237219205126105131153124131149156155
Percentage of AccountsReceivableNetCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets3.43.83.12.41.92.43.22.73.14.06.03.12.72.42.51.72.01.82.21.31.21.11.31.11.11.82.51.72.13.22.41.92.62.52.31.41.21.51.71.61.82.12.22.6

Prepaid Expense And Other Assets Current

us-gaap:PrepaidExpenseAndOtherAssetsCurrent

us-gaap:PrepaidExpenseAndOtherAssetsCurrent


Prepaid
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302010-12-31
Value53715821345794328351320111313744482828146364504955573243584732414644333156453937394962
Percentage of PrepaidExpenseAndOtherAssetsCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets2.80.90.12.00.40.20.20.20.10.10.50.10.10.20.20.20.20.10.40.40.30.40.40.40.20.30.50.40.30.40.50.50.40.40.60.50.50.40.40.60.9

Property Plant And Equipment Gross

us-gaap:PropertyPlantAndEquipmentGross

us-gaap:PropertyPlantAndEquipmentGross


Property
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value2249722168219952113420924217992165523460230122259222148280222772227083309902029619769192311821617238164391600415635153641480814140136081300112372115521106211374109291043610139978194239036876883938071793576896478
Percentage of PropertyPlantAndEquipmentGross100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets118.5122.9121.4120.3116.2117.0115.1116.4112.4111.1106.997.895.798.0105.0127.0125.7122.9117.7115.8111.2113.9111.9111.8109.1108.2112.8110.5108.7112.7113.0117.5120.7118.6114.6108.7107.7102.0100.0108.7110.7112.8108.3108.7

us-gaap:PropertyPlantAndEquipmentGross us-gaap:PropertyPlantAndEquipmentByType

eqt:UnprovedProperty


Property
Period End2020-12-312019-12-312018-12-31
Value229233224166
Percentage of PropertyPlantAndEquipmentGross10.415.318.8
Percentage of Assets12.717.720.1
Percentage of Assets eqt:UnprovedProperty0.00.00.0

Accumulated Depreciation Depletion And Amortization Property Plant And Equipment

us-gaap:AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment

us-gaap:AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment


Accumulated
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value66786270594055775219583354995890550751394755489245574208610557555512528050544830459743794163409139063720353131743024287627282897272925672424228821672061196219071849184717781563
Percentage of AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets35.234.832.831.729.031.329.229.226.925.322.917.115.715.220.736.035.133.832.732.431.131.229.829.828.828.529.327.026.628.127.929.930.129.227.425.424.823.322.424.725.426.225.126.2

Amortization Of Intangible Assets

us-gaap:AmortizationOfIntangibleAssets

us-gaap:AmortizationOfIntangibleAssets


Amortization
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value3.5737.4787.4777.4787.4777.755101015202020100.00.00.0
Percentage of AmortizationOfIntangibleAssets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.00.0
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Property Plant And Equipment Net

us-gaap:PropertyPlantAndEquipmentNet

us-gaap:PropertyPlantAndEquipmentNet


Property
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value15819158981605415557157041596516155175691750517453173922312923164228752488514541142571395013162124071184211625114721127210902104201007698279347867683338476820078687715749272566975680664856222608859104914
Percentage of PropertyPlantAndEquipmentNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets83.388.188.688.587.285.785.987.285.585.883.980.780.082.884.391.090.789.285.183.380.182.782.182.080.379.783.583.582.184.785.187.590.689.487.283.382.978.777.684.085.386.583.382.5

Intangible Assets Net Excluding Goodwill

us-gaap:IntangibleAssetsNetExcludingGoodwill

us-gaap:IntangibleAssetsNetExcludingGoodwill


Intangible
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-31
Value3.573111826335666776746947157360.0
Percentage of IntangibleAssetsNetExcludingGoodwill100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0
Percentage of Assets0.00.10.10.10.20.30.30.42.42.42.62.50.0

Operating Lease Right Of Use Asset

us-gaap:OperatingLeaseRightOfUseAsset

us-gaap:OperatingLeaseRightOfUseAsset


Operating
Period End2020-12-312019-12-312019-09-302019-06-302019-03-312019-01-01
Value215259516789
Percentage of OperatingLeaseRightOfUseAsset100.0100.0100.0100.0100.0100.0
Percentage of Assets0.10.30.30.30.30.0

Other Assets Noncurrent

us-gaap:OtherAssetsNoncurrent

us-gaap:OtherAssetsNoncurrent


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value58743723013118619119632532133726832332030427824420920722217519126725320513377837774767332363839404442453133363930
Percentage of OtherAssetsNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets3.12.41.30.71.01.01.01.61.61.71.31.11.11.10.91.51.31.31.41.21.31.91.81.51.00.60.70.70.70.70.80.30.40.40.40.50.50.50.50.40.50.50.60.5

Accounts Payable Current

us-gaap:AccountsPayableCurrent

us-gaap:AccountsPayableCurrent


Accounts
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value8208127056936866927967558508771059978754699654388368318309264251223291265287326444370381420330306271271289246202200256252187171212248
Percentage of AccountsPayableCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets4.34.53.93.93.83.74.23.74.24.35.13.42.62.52.22.42.32.02.01.81.71.62.11.92.12.53.73.13.34.13.43.23.03.13.32.72.32.32.93.32.62.43.04.2

Liabilities Current

us-gaap:LiabilitiesCurrent

us-gaap:LiabilitiesCurrent


Liabilities
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value3679175017621839156014731345144915332185235526462356110812321435135589480461852742179599110311055833616948758523540495499570818696715804592472405596612
Percentage of LiabilitiesCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets19.49.79.710.58.77.97.27.27.510.711.49.28.14.04.29.08.65.75.24.23.63.05.77.27.68.16.95.28.37.45.35.65.55.76.49.18.08.19.27.76.55.88.410.3

Long Term Debt Current

us-gaap:LongTermDebtCurrent

us-gaap:LongTermDebtCurrent


Long
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-31
Value39929154331616164.9164.837047046996990.07.9997077072070.00.0160160167166111111116.1626.2126.2122322322922921925246.06.0
Percentage of LongTermDebtCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.00.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets2.10.20.90.20.10.10.10.00.03.53.42.42.40.00.04.44.51.30.00.01.21.21.31.40.10.10.10.10.10.10.10.32.52.62.62.50.30.30.10.1

Operating Lease Liability Current

us-gaap:OperatingLeaseLiabilityCurrent

us-gaap:OperatingLeaseLiabilityCurrent


Operating
Period End2020-12-312019-12-312018-12-31
Value25290.0
Percentage of OperatingLeaseLiabilityCurrent100.0100.00.0
Percentage of Assets0.10.20.0

Other Accrued Liabilities Current

us-gaap:OtherAccruedLiabilitiesCurrent

us-gaap:OtherAccruedLiabilitiesCurrent


Other
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-31
Value29632660393340183133
Percentage of OtherAccruedLiabilitiesCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.20.30.10.20.30.20.30.20.40.4

Other Liabilities Current

us-gaap:OtherLiabilitiesCurrent

us-gaap:OtherLiabilitiesCurrent


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value299257301218231238220349298294254784756349430268172232236194164161181215228208200235168157152209126130182223154165205206162134218226
Percentage of OtherLiabilitiesCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets1.61.41.71.21.31.31.21.71.51.41.22.72.61.31.51.71.11.51.51.31.11.11.31.61.71.61.72.01.51.51.62.21.41.52.12.51.81.92.32.72.21.93.13.8

Long Term Debt

us-gaap:LongTermDebt

us-gaap:LongTermDebt


Long
Period End2020-12-312019-12-312018-12-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value492549984697557033003300330032892800280028002793300030003000298825012501250525052526272627362737274620032013194919491949
Percentage of LongTermDebt100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets27.226.622.718.920.621.021.121.318.818.919.920.021.822.123.024.825.525.827.728.528.530.331.330.931.326.027.627.727.532.7

us-gaap:LongTermDebt us-gaap:DebtInstrument

eqt:EQMMidstreamNotes


Long
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312018-12-31
Value102104105106108109110114
Percentage of LongTermDebt0.00.02.10.00.00.02.22.4
Percentage of Assets0.50.60.60.60.60.60.60.6
Percentage of Assets eqt:EQMMidstreamNotes0.00.00.00.00.00.00.00.0

us-gaap:LongTermDebt us-gaap:DebtInstrument, us-gaap:LongtermDebtType

eqt:A175SeniorNotesDue2026, us-gaap:SeniorNotes


Long
Period End2021-06-302021-03-312020-12-31
Value370364359
Percentage of LongTermDebt0.00.07.3
Percentage of Assets2.02.02.0
Percentage of Assets eqt:A175SeniorNotesDue2026 us-gaap:SeniorNotes0.00.00.0

eqt:A3.00SeniorNotesDue2022, us-gaap:SeniorNotes


Long
Period End2020-12-312019-12-31
Value566745
Percentage of LongTermDebt11.514.9
Percentage of Assets3.14.0
Percentage of Assets eqt:A3.00SeniorNotesDue2022 us-gaap:SeniorNotes0.00.0

eqt:A3.90SeniorNotesDue2027, us-gaap:SeniorNotes


Long
Period End2020-12-312019-12-31
Value12421241
Percentage of LongTermDebt25.224.8
Percentage of Assets6.96.6
Percentage of Assets eqt:A3.90SeniorNotesDue2027 us-gaap:SeniorNotes0.00.0

eqt:ConvertibleSeniorNotesDueMay12026, us-gaap:SeniorNotes


Long
Period End2020-12-31
Value359
Percentage of LongTermDebt7.3
Percentage of Assets2.0
Percentage of Assets eqt:ConvertibleSeniorNotesDueMay12026 us-gaap:SeniorNotes0.0

eqt:CreditFacilityExpiringJuly2022, us-gaap:LineOfCredit


Long
Period End2020-12-312019-12-31
Value300294
Percentage of LongTermDebt6.15.9
Percentage of Assets1.71.6
Percentage of Assets eqt:CreditFacilityExpiringJuly2022 us-gaap:LineOfCredit0.00.0

eqt:Debentures7.75PercentDueJuly152026, us-gaap:SeniorNotes


Long
Period End2020-12-312019-12-31
Value112111
Percentage of LongTermDebt2.32.2
Percentage of Assets0.60.6
Percentage of Assets eqt:Debentures7.75PercentDueJuly152026 us-gaap:SeniorNotes0.00.0

eqt:EQMMidstreamNotes, us-gaap:NotesPayableOtherPayables


Long
Period End2020-12-312019-12-31
Value105110
Percentage of LongTermDebt2.12.2
Percentage of Assets0.60.6
Percentage of Assets eqt:EQMMidstreamNotes us-gaap:NotesPayableOtherPayables0.00.0

eqt:SeniorNotesDueFebruary12025, us-gaap:SeniorNotes


Long
Period End2020-12-31
Value992
Percentage of LongTermDebt20.2
Percentage of Assets5.5
Percentage of Assets eqt:SeniorNotesDueFebruary12025 us-gaap:SeniorNotes0.0

eqt:SeniorNotesDueFebruary12030, us-gaap:SeniorNotes


Long
Period End2020-12-31
Value743
Percentage of LongTermDebt15.1
Percentage of Assets4.1
Percentage of Assets eqt:SeniorNotesDueFebruary12030 us-gaap:SeniorNotes0.0

eqt:SeniorNotesDueJanuary152029, us-gaap:SeniorNotes


Long
Period End2020-12-31
Value344
Percentage of LongTermDebt7.0
Percentage of Assets1.9
Percentage of Assets eqt:SeniorNotesDueJanuary152029 us-gaap:SeniorNotes0.0

eqt:SeniorNotesDueNovember2021, us-gaap:SeniorNotes


Long
Period End2020-12-312019-12-31
Value124747
Percentage of LongTermDebt2.515.0
Percentage of Assets0.74.0
Percentage of Assets eqt:SeniorNotesDueNovember2021 us-gaap:SeniorNotes0.00.0

eqt:SeniorNotesSeriesADue20202021, us-gaap:SeniorNotes


Long
Period End2020-12-312019-12-31
Value2435
Percentage of LongTermDebt0.50.7
Percentage of Assets0.10.2
Percentage of Assets eqt:SeniorNotesSeriesADue20202021 us-gaap:SeniorNotes0.00.0

us-gaap:LongTermDebt us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:LongtermDebtType

us-gaap:FairValueInputsLevel2, us-gaap:SeniorNotes


Long
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-31
Value5400440045004400450041003900
Percentage of LongTermDebt0.00.091.40.00.00.078.0
Percentage of Assets28.424.424.825.025.022.020.7
Percentage of Assets us-gaap:FairValueInputsLevel2 us-gaap:SeniorNotes0.00.00.00.00.00.00.0

us-gaap:LongTermDebt us-gaap:LongtermDebtType

us-gaap:SeniorNotes


Long
Period End2020-12-312019-12-312019-09-302019-06-302019-03-312018-12-312017-12-31
Value4500390039003900460046004600
Percentage of LongTermDebt91.478.00.00.00.097.982.6
Percentage of Assets24.820.719.319.022.622.215.6
Percentage of Assets us-gaap:SeniorNotes0.00.00.00.00.00.00.0

Long Term Debt Noncurrent

us-gaap:LongTermDebtNoncurrent

us-gaap:LongTermDebtNoncurrent


Long
Period End2020-12-312019-12-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value477149823992733673335564556225862584308232892796279527942793281828182818282229832486248624902495249924992502250325062507252719781988194319431949
Percentage of LongTermDebtNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets26.326.519.325.625.320.118.816.216.419.721.318.818.919.920.020.520.821.623.425.421.824.325.425.827.628.428.327.828.728.328.825.627.327.627.432.7

Deferred Income Tax Liabilities Net

us-gaap:DeferredIncomeTaxLiabilitiesNet

us-gaap:DeferredIncomeTaxLiabilitiesNet


Deferred
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302016-12-312015-12-312014-12-31
Value10091358137113361550161221292724121213241431274018661876263527992700
Percentage of DeferredIncomeTaxLiabilitiesNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets5.37.57.67.68.68.711.313.14.24.65.29.311.711.917.020.022.4

Minority Interest

us-gaap:MinorityInterest

us-gaap:MinorityInterest


Minority
Period End2021-06-302021-03-312020-12-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-31
Value10107.490.0521750235147509433373315329132583228319929902950258025052316179017671753836829824291289284
Percentage of MinorityInterest100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.10.10.00.018.217.318.617.320.921.121.021.121.721.621.321.118.818.517.714.815.015.48.28.58.53.23.33.2

Other Liabilities Noncurrent

us-gaap:OtherLiabilitiesNoncurrent

us-gaap:OtherLiabilitiesNoncurrent


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value897923945855855893897848807811791776746771783567529516499382395380386302276286284274265259258239237224172228226172166132131114119100
Percentage of OtherLiabilitiesNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets4.75.15.24.94.74.84.84.23.94.03.82.72.62.82.73.63.43.33.22.62.72.72.82.22.02.22.42.32.32.52.62.52.62.62.02.52.61.91.91.71.81.61.71.7

Lessee Operating Lease Liability Payments Due Year Two

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearTwo

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearTwo


Lessee
Period End2020-12-31
Value9841000.0
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueYearTwo100.0
Percentage of Assets0.1

Lessee Operating Lease Liability Payments Due Year Three

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearThree

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearThree


Lessee
Period End2020-12-31
Value9764000.0
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueYearThree100.0
Percentage of Assets0.1

Lessee Operating Lease Liability Payments Due Year Four

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFour

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFour


Lessee
Period End2020-12-31
Value6456000.0
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueYearFour100.0
Percentage of Assets0.0

Lessee Operating Lease Liability Payments Due Year Five

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFive

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFive


Lessee
Period End2020-12-31
Value150000.0
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueYearFive100.0
Percentage of Assets0.0

Operating Lease Liability

us-gaap:OperatingLeaseLiability

us-gaap:OperatingLeaseLiability


Operating
Period End2020-12-312019-12-312019-09-302019-06-302019-03-312019-01-01
Value495966607689
Percentage of OperatingLeaseLiability100.0100.0100.0100.0100.0100.0
Percentage of Assets0.30.30.30.30.40.0

Lessee Operating Lease Liability Payments Due

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDue

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDue


Lessee
Period End2020-12-31
Value52
Percentage of LesseeOperatingLeaseLiabilityPaymentsDue100.0
Percentage of Assets0.3

Lessee Operating Lease Liability Undiscounted Excess Amount

us-gaap:LesseeOperatingLeaseLiabilityUndiscountedExcessAmount

us-gaap:LesseeOperatingLeaseLiabilityUndiscountedExcessAmount


Lessee
Period End2020-12-31
Value2495000.0
Percentage of LesseeOperatingLeaseLiabilityUndiscountedExcessAmount100.0
Percentage of Assets0.0

Stockholders Equity

us-gaap:StockholdersEquity

us-gaap:StockholdersEquity


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302010-12-312009-12-312008-12-31
Value829192199255884594389633980310897112481113910958110001167911716133196087606260195860604660575491507751715139482345824408427641784034391138113637360335653646370635933437307821512050
Percentage of StockholdersEquity100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets43.751.151.150.352.451.752.154.154.954.852.938.440.342.445.138.138.638.537.940.641.039.136.337.637.936.938.037.537.640.841.240.442.141.340.739.641.741.841.044.543.436.10.0

us-gaap:StockholdersEquity us-gaap:StatementEquityComponents

us-gaap:AccumulatedDefinedBenefitPlansAdjustment


Stockholders
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value-5.043-5.115-5.187-5.199-5.286-5.363-5.439-5.019
Percentage of StockholdersEquity-0.1-0.1-0.1-0.1-0.0-0.0-0.0-0.0
Percentage of Assets-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0
Percentage of Assets us-gaap:AccumulatedDefinedBenefitPlansAdjustment0.00.00.00.00.00.00.00.0

us-gaap:AccumulatedOtherComprehensiveIncome


Stockholders
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312011-12-312010-12-312009-12-312008-12-31
Value-5.043-5.115-5.187-5.199-5.546-5.666-5.784-5.40618838-14.44-68.737
Percentage of StockholdersEquity-0.1-0.1-0.1-0.1-0.1-0.1-0.1-0.05.21.2-0.7-3.4
Percentage of Assets-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.02.10.5-0.20.0
Percentage of Assets us-gaap:AccumulatedOtherComprehensiveIncome0.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:CommonStock


Stockholders
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312011-12-312010-12-312009-12-312008-12-31
Value7895788978217818781878077817782812611244470465
Percentage of StockholdersEquity89.383.681.279.771.769.470.271.435.140.421.922.7
Percentage of Assets44.943.842.041.638.838.138.437.814.417.57.90.0
Percentage of Assets us-gaap:CommonStock0.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:RetainedEarnings


Stockholders
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312011-12-312010-12-312009-12-312008-12-31
Value98415851848202331173485336731842143179516951653
Percentage of StockholdersEquity11.116.819.220.628.631.030.229.159.758.378.880.7
Percentage of Assets5.68.89.910.815.517.016.615.424.425.328.50.0
Percentage of Assets us-gaap:RetainedEarnings0.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:TreasuryStock


Stockholders
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value-29.347-30.341-30.852-32.507-32.527-39.31-39.665-49.194
Percentage of StockholdersEquity-0.3-0.3-0.3-0.3-0.3-0.3-0.4-0.4
Percentage of Assets-0.2-0.2-0.2-0.2-0.2-0.2-0.2-0.2
Percentage of Assets us-gaap:TreasuryStock0.00.00.00.00.00.00.00.0

Stockholders Equity Including Portion Attributable To Noncontrolling Interest

us-gaap:StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest

us-gaap:StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest


Stockholders
Period End2021-06-302021-03-312020-12-312020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-312008-12-312007-12-31
Value83029230926294389633980310897112481113910958162171670216863184149424937793109119927492578481802877527645714063736175602950144864473541023927388838473646370635933437323631533078215120501097
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets43.751.251.152.451.752.154.154.954.852.956.657.761.062.459.059.659.558.962.362.660.457.456.456.354.652.852.553.048.949.748.945.344.643.942.841.741.841.044.544.444.843.436.10.00.0

us-gaap:StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest us-gaap:StatementEquityComponents

us-gaap:AccumulatedDefinedBenefitPlansAdjustmentIncludingPortionAttributableToNoncontrollingInterest


Stockholders
Period End2020-12-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-31
Value-5.355-5.199-5.286-5.363-5.439-5.922-6.27-6.356-6.442-6.528-6.636-6.713-6.79-6.866-7.624-7.706-17.328-17.541-16.034-16.236-16.438-16.64
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest-0.1-0.1-0.0-0.0-0.0-0.1-0.0-0.0-0.0-0.0-0.1-0.1-0.1-0.1-0.1-0.1-0.2-0.2-0.2-0.2-0.2-0.3
Percentage of Assets-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.1-0.1-0.1-0.1-0.1-0.1-0.1-0.1
Percentage of Assets us-gaap:AccumulatedDefinedBenefitPlansAdjustmentIncludingPortionAttributableToNoncontrollingInterest0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:AccumulatedOtherComprehensiveIncome


Stockholders
Period End2021-06-302021-03-312020-12-312020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302010-12-312009-12-312008-12-312007-12-31
Value-5.194-5.275-5.355-5.115-5.187-5.199-5.546-5.666-5.784-5.406-3.251-2.959-2.615-2.458-1.631-0.2931.2662.0421327344677116158199213.889224477842199821802511889438-14.44-68.737-309.264
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest-0.1-0.1-0.1-0.1-0.1-0.1-0.1-0.1-0.1-0.0-0.0-0.0-0.0-0.0-0.0-0.00.00.00.10.30.40.61.01.52.23.10.40.10.50.91.62.10.52.62.25.06.85.22.71.2-0.7-3.4-28.2
Percentage of Assets-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.00.00.00.10.20.20.30.60.91.21.70.20.00.20.50.80.90.21.10.92.12.82.11.20.5-0.20.00.0
Percentage of Assets us-gaap:AccumulatedOtherComprehensiveIncome0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:AociIncludingPortionAttributableToNoncontrollingInterest


Stockholders
Period End2020-12-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312013-12-31
Value-5.355-5.199-5.546-5.666-5.784-5.406-3.251-2.959-2.615-2.458-1.631-0.2931.2662.042132734467711615819944
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest-0.1-0.1-0.1-0.1-0.1-0.0-0.0-0.0-0.0-0.0-0.0-0.00.00.00.10.30.40.61.01.52.23.10.9
Percentage of Assets-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.00.00.00.10.20.20.30.60.91.21.70.5
Percentage of Assets us-gaap:AociIncludingPortionAttributableToNoncontrollingInterest0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:CommonStock


Stockholders
Period End2021-06-302021-03-312020-12-312020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302010-12-312009-12-312008-12-312007-12-31
Value8245823882417889782178187818780778177779863492659311932533673358335033493326331024732049197219371578146614491430139914221376135213251308130212831272126112571244470465-102.86
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest99.389.389.083.681.279.771.769.470.271.053.255.555.250.635.735.836.036.735.935.829.225.525.425.322.123.023.523.727.929.229.133.033.733.733.935.234.335.136.640.421.922.7-9.4
Percentage of Assets43.445.745.543.842.041.638.838.138.437.530.132.033.731.621.121.421.421.622.322.417.614.714.414.312.112.212.312.613.714.514.214.915.114.814.514.714.414.416.317.57.90.00.0
Percentage of Assets us-gaap:CommonStock0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:NoncontrollingInterest


Stockholders
Period End2021-06-302021-03-312020-12-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302011-12-31
Value10107.490.00.00.00.00.05217502351475094333733153291325832283199299029502580250523161790176717538368298242912892842810.0
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest0.10.10.10.00.00.00.00.032.230.130.527.735.435.435.335.734.834.635.336.733.332.832.428.128.629.116.717.117.47.17.47.37.30.0
Percentage of Assets0.10.10.00.00.00.00.00.018.217.318.617.320.921.121.021.121.721.621.321.118.818.517.714.815.015.48.28.58.53.23.33.23.10.0
Percentage of Assets us-gaap:NoncontrollingInterest0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:RetainedEarnings


Stockholders
Period End2021-06-302021-03-312020-12-312020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302010-12-312009-12-312008-12-312007-12-31
Value71100710481585184820233117348533673184236924162406399627212703266725092706271929832982312130853085291729362842275525672457237322912195218021812183214320851795169516531509
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest0.910.911.316.819.220.628.631.030.229.114.614.514.321.728.928.828.727.529.229.435.237.140.340.443.245.847.647.155.052.851.957.958.356.556.759.858.959.760.758.378.880.7137.6
Percentage of Assets0.45.65.88.89.910.815.517.016.615.48.38.38.713.517.017.217.116.218.218.421.221.322.722.723.624.225.025.026.926.225.426.226.024.824.224.924.624.427.025.328.50.00.0
Percentage of Assets us-gaap:RetainedEarnings0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:TreasuryStock


Stockholders
Period End2021-06-302021-03-312020-12-312020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-31
Value-20.084-21.469-29.348-30.341-30.852-32.507-32.527-39.31-39.665-49.194-50.014-50.769-51.304-63.602-91.019
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest-0.2-0.2-0.3-0.3-0.3-0.3-0.3-0.3-0.4-0.4-0.3-0.3-0.3-0.3-1.0
Percentage of Assets-0.1-0.1-0.2-0.2-0.2-0.2-0.2-0.2-0.2-0.2-0.2-0.2-0.2-0.2-0.6
Percentage of Assets us-gaap:TreasuryStock0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Retained Earnings Accumulated Deficit

us-gaap:RetainedEarningsAccumulatedDeficit

us-gaap:RetainedEarningsAccumulatedDeficit


Retained
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value71100710489841585184820233117348533673184236924162406399627212703266725092706271929832982312130853085291729362842275525672457237322912195218021812183214320851939188517951695
Percentage of RetainedEarningsAccumulatedDeficit100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.45.65.85.68.89.910.815.517.016.615.48.38.38.713.517.017.217.116.218.218.421.221.322.722.723.624.225.025.026.926.225.426.226.024.824.224.924.624.427.026.626.825.328.5

Accumulated Other Comprehensive Income Loss Net Of Tax

us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax

us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax


Accumulated
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value-5.194-5.275-5.355-5.043-5.115-5.187-5.199-5.546-5.666-5.784-5.406-3.251-2.959-2.615-2.458-1.631-0.2931.2662.0421327344677116158199213.8892244778421998218025118894442338-14.44
Percentage of AccumulatedOtherComprehensiveIncomeLossNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.00.00.00.10.20.20.30.60.91.21.70.20.00.20.50.80.90.21.10.92.12.82.11.20.60.30.5-0.2

Treasury Stock Value

us-gaap:TreasuryStockValue

us-gaap:TreasuryStockValue


Treasury
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value20212929303032323939495050516381828291929293104411414415429431431432447450452455461470471471473473473474479482
Percentage of TreasuryStockValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.10.10.20.20.20.20.20.20.20.20.20.20.20.20.20.50.50.50.60.60.60.70.73.03.13.23.63.73.84.24.64.75.05.25.25.25.45.35.46.16.56.76.78.1

Minority Interest

us-gaap:MinorityInterest

us-gaap:MinorityInterest


Minority
Period End2021-06-302021-03-312020-12-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-31
Value10107.490.0521750235147509433373315329132583228319929902950258025052316179017671753836829824291289284
Percentage of MinorityInterest100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.10.10.00.018.217.318.617.320.921.121.021.121.721.621.321.118.818.517.714.815.015.48.28.58.53.23.33.2

Net Cash Provided By Used In Operating Activities

us-gaap:NetCashProvidedByUsedInOperatingActivities

us-gaap:NetCashProvidedByUsedInOperatingActivities


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312011-06-302011-03-312010-06-302010-03-31
Value43399406184446500217319443871530904636904426402294514296274208284316244202453272347333461232371297299235227201275
Percentage of NetCashProvidedByUsedInOperatingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax4.035.448.530.889.669.921.541.549.368.542.678.157.667.041.261.042.762.10.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Net Cash Provided By Used In Investing Activities

us-gaap:NetCashProvidedByUsedInInvestingActivities

us-gaap:NetCashProvidedByUsedInInvestingActivities


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312011-06-302011-03-312010-06-302010-03-31
Value-426.988-247.91-933.092-273.738-145.277-203.693-344.932-491.581-394.298-370.331-1259.644-957.222-912.802-849.436-2410.558-523.667-550.965-641.88-1292.048-809.565-463.18-396.688-550.431-608.289-684.958-681.929-343.537-584.372-1024.199-492.104183-427.489-494.881-298.272-262.064-3.875-305.333-218.277
Percentage of NetCashProvidedByUsedInInvestingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-39.6-21.9-111.4-45.7-29.1-28.5-34.1-63.9-43.8-29.1-101.2-82.6-82.6-62.9-233.2-79.4-80.0-77.50.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Net Cash Provided By Used In Financing Activities

us-gaap:NetCashProvidedByUsedInFinancingActivities

us-gaap:NetCashProvidedByUsedInFinancingActivities


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312011-06-302011-03-312010-06-302010-03-31
Value673-129.54553199-317.265-282.514124149-59.924-463.597727-640.2217638.091164732-70.243-77.102341359556717268656934-23.3491341055946.12446353-22.713-32.409-85.011-23.258495
Percentage of NetCashProvidedByUsedInFinancingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax62.5-11.563.516.7-63.6-39.512.319.5-6.7-36.558.4-55.369.10.6159.54.9-10.2-9.30.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect


Cash
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-31
Value2902210-15.68314-22.628-10.67637-693.17748763-88.786-327.031-279.165
Percentage of CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax26.92.01.8-3.12.0-2.9-1.22.9-59.844.14.7-13.5-47.5-33.7

Amortization Of Financing Costs

us-gaap:AmortizationOfFinancingCosts us-gaap:DebtInstrument, us-gaap:LongtermDebtType

us-gaap:AmortizationOfFinancingCosts

eqt:A175SeniorNotesDue2026, us-gaap:SeniorNotes


Amortization
Period End2021-06-302021-03-312020-12-312020-09-302020-06-30
Value358000.0343000.0329000.0315000.0200000.0
Percentage of AmortizationOfFinancingCosts100.0100.0100.0100.0100.0

Deferred Income Tax Expense Benefit

us-gaap:DeferredIncomeTaxExpenseBenefit

us-gaap:DeferredIncomeTaxExpenseBenefit


Deferred
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value-348.794-13.50526-207.231-102.873127-264.656-87.004383712-48.383283449-7.5841339430.0337054321650
Percentage of DeferredIncomeTaxExpenseBenefit100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0

Depreciation Depletion And Amortization

us-gaap:DepreciationDepletionAndAmortization

us-gaap:DepreciationDepletionAndAmortization


Depreciation
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value3803773713413233573843903723912784354174373582462402312442372242212192081961941941751571521591751681491441311151079187817874686561
Percentage of DepreciationDepletionAndAmortization100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Increase Decrease In Accounts Payable

us-gaap:IncreaseDecreaseInAccountsPayable

us-gaap:IncreaseDecreaseInAccountsPayable


Increase
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value-5.5411163323-0.133-85.8447-32.99-103.976-149.487251223-18.6750.307-1.234-21.20520-15.225532.67922-38.55546-20.872-24.064-39.32645-66.153-38.7418936350.02-18.02542441.695-55.9694.7276414-41.10820-3.8758.627-62.154
Percentage of IncreaseDecreaseInAccountsPayable100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Increase Decrease In Accounts Receivable

us-gaap:IncreaseDecreaseInAccountsReceivable

us-gaap:IncreaseDecreaseInAccountsReceivable


Increase
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value-13.33511217666-57.265-149.05775-41.251-124.59-342.465
Percentage of IncreaseDecreaseInAccountsReceivable100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Net Cash Provided By Used In Operating Activities

us-gaap:NetCashProvidedByUsedInOperatingActivities

us-gaap:NetCashProvidedByUsedInOperatingActivities


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312011-06-302011-03-312010-06-302010-03-31
Value43399406184446500217319443871530904636904426402294514296274208284316244202453272347333461232371297299235227201275
Percentage of NetCashProvidedByUsedInOperatingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax4.035.448.530.889.669.921.541.549.368.542.678.157.667.041.261.042.762.10.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Net Income Loss

us-gaap:NetIncomeLoss

us-gaap:NetIncomeLoss


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-31
Value-936.457-40.51863-600.64-263.075-167.139-1176.924-361.028125190-636.687-39.69317-1585.99412802341163-191.958-8.016-258.6455.636-134.579405.536173-14.70498110192
Percentage of NetIncomeLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-86.9-3.67.6-100.3-52.7-23.4-116.4-46.913.915.0-51.1-3.41.6-117.5123.93.56.019.80.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:NetIncomeLoss us-gaap:StatementEquityComponents

us-gaap:RetainedEarnings


Net
Period End2020-09-302020-06-302020-03-312019-09-302019-06-302019-03-31
Value-600.64-263.075-167.139-361.028125190
Percentage of NetIncomeLoss100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-100.3-52.7-23.4-46.913.915.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:RetainedEarnings0.00.00.00.00.00.0

Profit Loss

us-gaap:ProfitLoss

us-gaap:ProfitLoss


Profit
Period End2021-06-302021-03-312020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312009-09-302009-06-302009-03-31
Value-936.519-41.032-263.075-167.139-1176.924-361.028125190-761.97363136-1444.9791379105122250-108.78570-180.80788-63.26210063221291321382101311029410956363172901788712273363088552.9092671
Percentage of ProfitLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-86.9-3.6-52.7-23.4-116.4-46.913.915.0-61.25.512.3-107.0133.516.017.830.30.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:ProfitLoss us-gaap:StatementEquityComponents

us-gaap:NoncontrollingInterest


Profit
Period End2021-06-302021-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-31
Value-0.062-0.514-125.2861031181419982818683787782715958474433271816147.2629.0268.185
Percentage of ProfitLoss0.01.316.4162.686.9-9.87.277.966.534.6-76.5111.4-43.193.6-112.759.391.321.6149.825.519.88.912.614.07.78.314.6
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-0.0-0.0-10.18.910.710.49.612.511.810.50.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:NoncontrollingInterest0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:RetainedEarnings


Profit
Period End2021-06-302021-03-312020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-31
Value-936.457-40.518-263.075-167.139-1176.924-361.028125190-636.687-39.69317-1585.99412802341163-191.958-8.016-258.6455.636-134.579405.536173-14.7049811019211588861004831317290
Percentage of ProfitLoss100.098.7100.0100.0100.0100.0100.0100.083.6-62.613.1109.892.822.133.565.4176.5-11.4143.16.4212.740.78.778.4-49.874.580.291.187.486.092.391.785.486.8100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-86.9-3.6-52.7-23.4-116.4-46.913.915.0-51.1-3.41.6-117.5123.93.56.019.80.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:RetainedEarnings0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Share Based Compensation

us-gaap:ShareBasedCompensation

us-gaap:ShareBasedCompensation


Share
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value7.2766.2394.3267.1033.4394.6841.78195.6483.8532.0528.5898.6565.892666.5976.5321410101112171312159.051129.49311159.628171011118.9798.2564.9624.256.873.9983.8143.5383.5083.244
Percentage of ShareBasedCompensation100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Net Cash Provided By Used In Investing Activities

us-gaap:NetCashProvidedByUsedInInvestingActivities

us-gaap:NetCashProvidedByUsedInInvestingActivities


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312011-06-302011-03-312010-06-302010-03-31
Value-426.988-247.91-933.092-273.738-145.277-203.693-344.932-491.581-394.298-370.331-1259.644-957.222-912.802-849.436-2410.558-523.667-550.965-641.88-1292.048-809.565-463.18-396.688-550.431-608.289-684.958-681.929-343.537-584.372-1024.199-492.104183-427.489-494.881-298.272-262.064-3.875-305.333-218.277
Percentage of NetCashProvidedByUsedInInvestingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-39.6-21.9-111.4-45.7-29.1-28.5-34.1-63.9-43.8-29.1-101.2-82.6-82.6-62.9-233.2-79.4-80.0-77.50.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Payments To Acquire Property Plant And Equipment

us-gaap:PaymentsToAcquirePropertyPlantAndEquipment

us-gaap:PaymentsToAcquirePropertyPlantAndEquipment


Payments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value2182512532762552563454913943711101157964732786472369311346371423397-1899.33857869362710-1145.41454500304375361392269381347281263383340305217
Percentage of PaymentsToAcquirePropertyPlantAndEquipment100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Net Cash Provided By Used In Financing Activities

us-gaap:NetCashProvidedByUsedInFinancingActivities

us-gaap:NetCashProvidedByUsedInFinancingActivities


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312011-06-302011-03-312010-06-302010-03-31
Value673-129.54553199-317.265-282.514124149-59.924-463.597727-640.2217638.091164732-70.243-77.102341359556717268656934-23.3491341055946.12446353-22.713-32.409-85.011-23.258495
Percentage of NetCashProvidedByUsedInFinancingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax62.5-11.563.516.7-63.6-39.512.319.5-6.7-36.558.4-55.369.10.6159.54.9-10.2-9.30.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Repayments Of Long Term Debt

us-gaap:RepaymentsOfLongTermDebt

us-gaap:RepaymentsOfLongTermDebt


Repayments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-31
Value1.29512621210280517011.191.1737011.1410.3770.00.07.99920000.00.00.05.1190.00.00.01600.0015.913.0935.02.9930.03.1690.03.0430.0202009.7830.09.5326.0
Percentage of RepaymentsOfLongTermDebt100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.0100.0100.00.00.00.0100.00.00.00.0100.0100.0100.0100.0100.0100.00.0100.00.0100.00.0100.0100.0100.00.0100.0100.0

Payments Of Dividends Common Stock

us-gaap:PaymentsOfDividendsCommonStock

us-gaap:PaymentsOfDividendsCommonStock


Payments
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value0.00.00.07.6647.677.6687.6657.6527.6397.8387.9567.9425.2075.2075.2075.2065.195.195.194.5864.5854.5844.5794.5624.5544.5524.5594.5424.5294.5274.5224.516323232323232323232323228
Percentage of PaymentsOfDividendsCommonStock0.00.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Debt Instrument Interest Rate Stated Percentage

us-gaap:DebtInstrumentInterestRateStatedPercentage us-gaap:StatementScenario, us-gaap:DebtInstrument, us-gaap:LongtermDebtType

us-gaap:DebtInstrumentInterestRateStatedPercentage

srt:ScenarioForecast, eqt:SeniorNotesDueFebruary2025, us-gaap:SeniorNotes


Debt
Period End2020-08-01
Value0.07875
Percentage of DebtInstrumentInterestRateStatedPercentage100.0
Percentage of LongTermDebtAndCapitalLeaseObligations0.0
Percentage of LongTermDebtAndCapitalLeaseObligations srt:ScenarioForecast eqt:SeniorNotesDueFebruary2025 us-gaap:SeniorNotes0.0

srt:ScenarioForecast, eqt:SeniorNotesDueFebruary2030, us-gaap:SeniorNotes


Debt
Period End2020-08-01
Value0.0875
Percentage of DebtInstrumentInterestRateStatedPercentage111.1
Percentage of LongTermDebtAndCapitalLeaseObligations0.0
Percentage of LongTermDebtAndCapitalLeaseObligations srt:ScenarioForecast eqt:SeniorNotesDueFebruary2030 us-gaap:SeniorNotes0.0

Effective Income Tax Rate Continuing Operations

us-gaap:EffectiveIncomeTaxRateContinuingOperations

us-gaap:EffectiveIncomeTaxRateContinuingOperations


Effective
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-30
Value0.926.11.322.160.384-0.2440.406-0.3670.0290.167-0.0620.0360.0620.19-1.701-0.06-0.0270.286-0.2040.2310.5630.0780.1760.096-0.2330.206-0.037-0.003-0.0190.3550.037-0.021-0.010.330.013-0.028-0.0190.383-0.0030.003
Percentage of EffectiveIncomeTaxRateContinuingOperations100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

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

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice us-gaap:AwardType

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice

eqt:NonqualifiedStockOptions


Share
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-31
Value23.228.3732.4363.4260.9960.3354.0849.7746.01
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:StockAppreciationRightsSARS


Share
Period End2020-12-31
Value10.0
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice43.1

Deferred Tax Liabilities

us-gaap:DeferredTaxLiabilities

us-gaap:DeferredTaxLiabilities


Deferred
Period End2020-12-312019-12-312019-09-302019-06-302019-03-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-312009-12-31
Value137114851809189718591823176817601972269022952283203816221149
Percentage of DeferredTaxLiabilities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Deferred Tax Assets Net

us-gaap:DeferredTaxAssetsNet

us-gaap:DeferredTaxAssetsNet


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-312009-12-31
Value610643901971875827961670635449385111
Percentage of DeferredTaxAssetsNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Deferred Tax Assets Valuation Allowance

us-gaap:DeferredTaxAssetsValuationAllowance

us-gaap:DeferredTaxAssetsValuationAllowance


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-31
Value529423351262201156645666
Percentage of DeferredTaxAssetsValuationAllowance100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxAssetsValuationAllowance us-gaap:IncomeTaxAuthority, us-gaap:ValuationAllowanceByDeferredTaxAsset

us-gaap:DomesticCountry, eqt:EquitySecuritiesFNNIValuationAllowance


Deferred
Period End2020-12-312019-12-31
Value568.3
Percentage of DeferredTaxAssetsValuationAllowance10.62.0

us-gaap:StateAndLocalJurisdiction, eqt:EquitySecuritiesFNNIValuationAllowance


Deferred
Period End2020-12-312019-12-31
Value6242
Percentage of DeferredTaxAssetsValuationAllowance11.810.0

us-gaap:StateAndLocalJurisdiction, us-gaap:PropertyPlantAndEquipment


Deferred
Period End2020-12-312019-12-31
Value0.64.5
Percentage of DeferredTaxAssetsValuationAllowance0.11.1

eqt:DisposalGroupIncludingDiscontinuedOperationAssetRetirementObligationsAndOtherLiabilities us-gaap:DisposalGroupClassification, us-gaap:IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperations

eqt:DisposalGroupIncludingDiscontinuedOperationAssetRetirementObligationsAndOtherLiabilities

us-gaap:DisposalGroupNotDiscontinuedOperations, eqt:A2020Divestiture


Disposal
Period End2021-03-312020-12-312020-05-11
Value490.049
Percentage of DisposalGroupIncludingDiscontinuedOperationAssetRetirementObligationsAndOtherLiabilities100.00.0100.0

eqt:IncreaseDecreaseinRightofUseLeaseAssetsandLeaseLiabilities

eqt:IncreaseDecreaseinRightofUseLeaseAssetsandLeaseLiabilities


Increase
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value0.3080.783151.4331.3940.3031.209230.0890.00.00.00.0
Percentage of IncreaseDecreaseinRightofUseLeaseAssetsandLeaseLiabilities100.0100.0100.0100.0100.0100.0100.0100.00.0100.00.00.00.00.0

eqt:LossonExpirationandImpairmentofLease

eqt:LossonExpirationandImpairmentofLease


Losson
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-30
Value25165041534948291219
Percentage of LossonExpirationandImpairmentofLease100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

eqt:NoncontrollingInterestIncreaseInContributionsFromNoncontrollingInterestHolders

eqt:NoncontrollingInterestIncreaseInContributionsFromNoncontrollingInterestHolders


Noncontrolling
Period End2021-06-302021-03-31
Value03750000.0
Percentage of NoncontrollingInterestIncreaseInContributionsFromNoncontrollingInterestHolders0.0100.0

eqt:NoncontrollingInterestIncreaseInContributionsFromNoncontrollingInterestHolders us-gaap:StatementEquityComponents

us-gaap:NoncontrollingInterest


Noncontrolling
Period End2021-06-302021-03-31
Value03750000.0
Percentage of NoncontrollingInterestIncreaseInContributionsFromNoncontrollingInterestHolders0.0100.0

eqt:NonmonetaryTransactionNumberofAcresAcquired us-gaap:NonmonetaryTransactionType

eqt:NonmonetaryTransactionNumberofAcresAcquired

us-gaap:ExchangeOfProductiveAssets


Nonmonetary
Period End2020-09-302020-06-302020-03-31
Value2900.06700.05000.0
Percentage of NonmonetaryTransactionNumberofAcresAcquired100.0100.0100.0

eqt:NonmonetaryTransactionNumberofAcresDisposedOf us-gaap:NonmonetaryTransactionType

eqt:NonmonetaryTransactionNumberofAcresDisposedOf

us-gaap:ExchangeOfProductiveAssets


Nonmonetary
Period End2020-09-302020-06-302020-03-31
Value2900.06700.05000.0
Percentage of NonmonetaryTransactionNumberofAcresDisposedOf100.0100.0100.0

eqt:ProceedsFromPaymentsForCashSettlementsonDerivativesNotDesignatedasHedges

eqt:ProceedsFromPaymentsForCashSettlementsonDerivativesNotDesignatedasHedges


Proceeds
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-09-30
Value-71.441-38.14832523152459416253-63.634-197.878-14.28525-38.6294713-11.191-8.96756278610910132317.7421.604
Percentage of ProceedsFromPaymentsForCashSettlementsonDerivativesNotDesignatedasHedges100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

eqt:ProxyTransactionandReorganizationCost

eqt:ProxyTransactionandReorganizationCost


Proxy
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value1.8554.7450.01476214.0892.4018.7925.06
Percentage of ProxyTransactionandReorganizationCost100.0100.00.0100.0100.0100.0100.0100.0100.0100.0

eqt:StockIssuedDuringPeriodEquityComponentOfConvertibleDebt

eqt:StockIssuedDuringPeriodEquityComponentOfConvertibleDebt


Stock
Period End2020-12-312020-09-302020-06-30
Value0.06363
Percentage of StockIssuedDuringPeriodEquityComponentOfConvertibleDebt0.0100.0100.0

eqt:StockIssuedDuringPeriodEquityComponentOfConvertibleDebt us-gaap:StatementEquityComponents

us-gaap:CommonStock


Stock
Period End2020-12-312020-09-302020-06-30
Value0.00.063
Percentage of StockIssuedDuringPeriodEquityComponentOfConvertibleDebt0.00.0100.0

us-gaap:AmortizationOfDebtDiscountPremium us-gaap:DebtInstrument, us-gaap:LongtermDebtType

us-gaap:AmortizationOfDebtDiscountPremium

eqt:A175SeniorNotesDue2026, us-gaap:SeniorNotes


Amortization
Period End2021-06-302021-03-312020-12-312020-09-302020-06-30
Value5.0464.9524.8584.7673.2
Percentage of AmortizationOfDebtDiscountPremium100.0100.0100.0100.0100.0

us-gaap:AssetAcquisitionConsiderationTransferred us-gaap:AssetAcquisition

us-gaap:AssetAcquisitionConsiderationTransferred

eqt:RelianceMarcellusLLC


Asset
Period End2021-04-01
Value69
Percentage of AssetAcquisitionConsiderationTransferred100.0

us-gaap:AssetImpairmentCharges

us-gaap:AssetImpairmentCharges


Asset
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-31
Value8.81815193559010215537848292472591372332-5.0530.9522.2641.8371.4352.2311.8321476.5769.433182732.216.2440.275
Percentage of AssetImpairmentCharges100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AssetRetirementObligationPeriodIncreaseDecrease

us-gaap:AssetRetirementObligationPeriodIncreaseDecrease


Asset
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value1.0360.907423.0782.8353.7611651.1541.1711.285281.7152.5381.856
Percentage of AssetRetirementObligationPeriodIncreaseDecrease100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:BusinessAcquisitionEquityInterestsIssuedOrIssuableNumberOfSharesIssued us-gaap:BusinessAcquisition, us-gaap:SubsequentEventType

us-gaap:BusinessAcquisitionEquityInterestsIssuedOrIssuableNumberOfSharesIssued

eqt:AltaRecourseDevelopmentLLC, us-gaap:SubsequentEvent


Business
Period End2021-07-212021-05-05
Value98105
Percentage of BusinessAcquisitionEquityInterestsIssuedOrIssuableNumberOfSharesIssued100.0100.0

us-gaap:BusinessCombinationConsiderationTransferred1 us-gaap:BusinessAcquisition

us-gaap:BusinessCombinationConsiderationTransferred1

eqt:ChevronAssetAcquisition


Business
Period End2020-11-30
Value691
Percentage of BusinessCombinationConsiderationTransferred1100.0

us-gaap:BusinessCombinationConsiderationTransferred1 us-gaap:BusinessAcquisition, us-gaap:SubsequentEventType

eqt:AltaRecourseDevelopmentLLC, us-gaap:SubsequentEvent


Business
Period End2021-05-05
Value1000
Percentage of BusinessCombinationConsiderationTransferred10.0

us-gaap:DebtInstrumentConvertibleIfConvertedValueInExcessOfPrincipal us-gaap:DebtInstrument, us-gaap:LongtermDebtType

us-gaap:DebtInstrumentConvertibleIfConvertedValueInExcessOfPrincipal

eqt:A175SeniorNotesDue2026, us-gaap:SeniorNotes


Debt
Period End2021-06-302021-03-31
Value123119
Percentage of DebtInstrumentConvertibleIfConvertedValueInExcessOfPrincipal100.0100.0

us-gaap:DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsGainLossNet

us-gaap:DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsGainLossNet


Derivative
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-31
Value-1345.532-188.813411-427.18226389160180407-131.996-184.211-3.075-53.897621673546140-216.64993-234.6931081761614.25943971.821-8.525-9.354
Percentage of DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsGainLossNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsGainLossNet us-gaap:ProductOrService

us-gaap:NaturalGasGatheringTransportationMarketingAndProcessing


Derivative
Period End2020-09-302020-06-302019-09-302019-06-30
Value-427.18226180407
Percentage of DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsGainLossNet100.0100.0100.0100.0

us-gaap:DerivativeNonmonetaryNotionalAmountVolume us-gaap:DerivativeInstrumentRisk, us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship

us-gaap:DerivativeNonmonetaryNotionalAmountVolume

us-gaap:CommodityContract, us-gaap:CashFlowHedging


Derivative
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-31
Value819.01954.0296.076.0-263.01846.0-278.0-449.0-352.02723.0123.0131.0560.02314.01678.0-144.0-191.0805.0418.012.015.0650.0675420.0-615420.01000.0615000.0271000.046000.0-45000.0352000.0
Percentage of DerivativeNonmonetaryNotionalAmountVolume100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DerivativeNonmonetaryNotionalAmountVolume us-gaap:FinancialInstrument

eqt:NaturalGasLiquidInstrument


Derivative
Period End2021-06-302021-03-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
Value-2297.09984.0-414.0-410.01100.0-553.01046.0-226.01238.07754.0454.0
Percentage of DerivativeNonmonetaryNotionalAmountVolume-280.5511.092.2116.540.4-449.6798.5-40.453.5462.1-315.3

us-gaap:DividendsCommonStock

us-gaap:DividendsCommonStock


Dividends
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-31
Value0.00.00.07.6647.677.6687.6657.6527.6397.8387.9567.9425.2075.2075.2075.2065.195.195.194.5864.5854.5844.5794.5624.5544.5524.5594.5424.5294.5274.5224.5163232323232
Percentage of DividendsCommonStock0.00.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DividendsCommonStock us-gaap:StatementEquityComponents

us-gaap:RetainedEarnings


Dividends
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-31
Value0.00.00.07.6647.677.6687.6657.6527.6397.8387.9567.9425.2075.2075.2075.2065.195.195.194.5864.5854.5844.5794.5624.5544.5524.5594.5424.5294.5274.5224.5163232323232
Percentage of DividendsCommonStock0.00.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:EmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsCapitalizedAmount

us-gaap:EmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsCapitalizedAmount


Employee
Period End2021-06-302021-03-312020-12-312020-09-30
Value1.2711.2280.7920.739
Percentage of EmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsCapitalizedAmount100.0100.0100.0100.0

us-gaap:ExplorationExpense

us-gaap:ExplorationExpense


Exploration
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value1.7790.9490.5253.160.8760.9230.8673.4921.8571.007-35.29315215.104162.4363.4813.1224.0252.6713.5913.123298.17711129.2393.6067.4521.4193.3595.2566.1383.735.4921.1631.8871.8281.5450.8141.1981.3752.0140.9411.0781.335
Percentage of ExplorationExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:GainLossOnPriceRiskDerivativeInstrumentsNotDesignatedAsHedgingInstruments

us-gaap:GainLossOnPriceRiskDerivativeInstrumentsNotDesignatedAsHedgingInstruments


Gain
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302011-06-302011-03-312010-06-302010-03-31
Value-1345.532-188.813411-427.18226389160180407-131.996-184.211-3.075-53.897621673546140-216.64993-234.6931081761614.25943971.821-8.525-9.3542.527-0.9430.856-1.6790.212-0.123
Percentage of GainLossOnPriceRiskDerivativeInstrumentsNotDesignatedAsHedgingInstruments100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:GainLossOnSaleOfDerivatives

us-gaap:GainLossOnSaleOfDerivatives


Gain
Period End2021-06-302021-03-312020-12-312020-09-302019-12-312019-09-302018-12-312018-09-30
Value-6.8013.147-6.8080.0-0.1043.8940.00.0
Percentage of GainLossOnSaleOfDerivatives100.0100.0100.00.0100.0100.00.00.0

us-gaap:HostingArrangementServiceContractImplementationCostExpenseAmortization

us-gaap:HostingArrangementServiceContractImplementationCostExpenseAmortization


Hosting
Period End2020-12-312020-09-302020-06-30
Value3000000.02000000.03000000.0
Percentage of HostingArrangementServiceContractImplementationCostExpenseAmortization100.0100.0100.0

us-gaap:IncreaseDecreaseInIncomeTaxesReceivable

us-gaap:IncreaseDecreaseInIncomeTaxesReceivable


Increase
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value0.023-74.662-151.181-189.729921710.402-3.18-1.006
Percentage of IncreaseDecreaseInIncomeTaxesReceivable0.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:InterestExpenseDebtExcludingAmortization us-gaap:DebtInstrument, us-gaap:LongtermDebtType

us-gaap:InterestExpenseDebtExcludingAmortization

eqt:A175SeniorNotesDue2026, us-gaap:SeniorNotes


Interest
Period End2021-06-302021-03-312020-12-312020-09-302020-06-30
Value2187000.02188000.02211000.02188000.01507000.0
Percentage of InterestExpenseDebtExcludingAmortization100.0100.0100.0100.0100.0

us-gaap:InvestmentIncomeNet

us-gaap:InvestmentIncomeNet


Investment
Period End2021-06-302021-03-312020-06-302020-03-31
Value111182-390.628
Percentage of InvestmentIncomeNet100.0100.0100.0100.0

us-gaap:LineOfCreditFacilityAverageOutstandingAmount us-gaap:CreditFacility, us-gaap:DebtInstrument

us-gaap:LineOfCreditFacilityAverageOutstandingAmount

us-gaap:RevolvingCreditFacility, eqt:EQT2.5BillionFacility


Line
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value236525581493510040100300600-46.03009001400
Percentage of LineOfCreditFacilityAverageOutstandingAmount100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:LineOfCreditFacilityInterestRateDuringPeriod us-gaap:CreditFacility, us-gaap:DebtInstrument

us-gaap:LineOfCreditFacilityInterestRateDuringPeriod

us-gaap:RevolvingCreditFacility, eqt:EQT2.5BillionFacility


Line
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value2.12.1-0.22.20.0240.032-0.0020.0360.040.040.0010.0360.0340.031
Percentage of LineOfCreditFacilityInterestRateDuringPeriod100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:LineOfCreditFacilityMaximumAmountOutstandingDuringPeriod us-gaap:CreditFacility, us-gaap:DebtInstrument

us-gaap:LineOfCreditFacilityMaximumAmountOutstandingDuringPeriod

us-gaap:RevolvingCreditFacility, eqt:EQT2.5BillionFacility


Line
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value5788903013991734000.030060011000.07001500160014000.00.00.0
Percentage of LineOfCreditFacilityMaximumAmountOutstandingDuringPeriod100.0100.0100.0100.0100.0100.00.0100.0100.0100.00.0100.0100.0100.0100.00.00.00.0

us-gaap:NonmonetaryTransactionGainLossRecognizedOnTransfer

us-gaap:NonmonetaryTransactionGainLossRecognizedOnTransfer


Nonmonetary
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-31
Value161.207-4.662-49.207-48.852-13.9350.00.0
Percentage of NonmonetaryTransactionGainLossRecognizedOnTransfer100.0100.0100.0100.0100.0100.00.00.0

us-gaap:NonmonetaryTransactionGainLossRecognizedOnTransfer us-gaap:NonmonetaryTransactionType

eqt:A2019AssetExchangeTransaction


Nonmonetary
Period End2020-09-30
Value-13.9
Percentage of NonmonetaryTransactionGainLossRecognizedOnTransfer298.2

eqt:A2020AssetExchangeTransaction


Nonmonetary
Period End2020-12-312020-09-30
Value5.6-11.6
Percentage of NonmonetaryTransactionGainLossRecognizedOnTransfer0.0248.8

us-gaap:OperatingLeaseImpairmentLoss

us-gaap:OperatingLeaseImpairmentLoss


Operating
Period End2020-12-31
Value22
Percentage of OperatingLeaseImpairmentLoss100.0

us-gaap:OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax

us-gaap:OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-30
Value-81000.0-80000.0312000.0-72000.0-72000.0-12000.0-87000.0-77000.0-76000.0-76000.0-348000.0-86000.0-86000.0-86000.0-108000.0-77000.0-77000.0-76000.0-758000.0-82000.0-9622000.0-213000.01507000.0-202000.0-202000.0-202000.01303000.0-175000.0-176000.0-176000.0-20199000.0-433000.0-436000.0-433000.02976000.0-455000.0-489000.0-947000.05710000.0-412000.0
Percentage of OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax us-gaap:StatementEquityComponents

us-gaap:AccumulatedOtherComprehensiveIncome


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-31
Value-81000.0-80000.0312000.0-72000.0-72000.0-12000.0-87000.0-77000.0-76000.0-76000.0-348000.0-86000.0-86000.0-86000.0-108000.0-77000.0-77000.0-76000.0-758000.0-82000.0-9622000.0-213000.01507000.0-202000.0-606000.0202000.01303000.0-175000.0-528000.0176000.0
Percentage of OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0300.0-100.0100.0100.0300.0-100.0

us-gaap:OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansTax

us-gaap:OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansTax


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-30
Value-27000.0-27000.0-35000.023000.024000.024000.0-72000.0-26000.0-26000.0-26000.0-421000.0-29000.0-30000.0-30000.0-45000.0-49000.0-49000.0-49000.0-491000.0-52000.0-6100000.0-135000.0946000.0-127000.0-128000.0-128000.0855000.0-113000.0-113000.0-114000.0-15195000.0-307000.0-306000.0-307000.02575000.0-369000.0-92000.0-122000.03597000.0-282000.0
Percentage of OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherCostAndExpenseOperating

us-gaap:OtherCostAndExpenseOperating


Other
Period End2021-06-302021-03-312020-06-30
Value5.2259.4434.745
Percentage of OtherCostAndExpenseOperating100.0100.0100.0

us-gaap:OtherNoncashIncomeExpense

us-gaap:OtherNoncashIncomeExpense


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-31
Value-11.129-10.968-12.178-12.622-9.311-3.303-3.911-6.977-13.0840.676-61.42721119.5858.0776.8596.6383.3818.494107.6444.843.6772.6482.6890.9390.7191.0042.5792.5512.6622.4052.1112.333.0472.9887.4612.4696.193.098204.4464.347
Percentage of OtherNoncashIncomeExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherOperatingActivitiesCashFlowStatement

us-gaap:OtherOperatingActivitiesCashFlowStatement


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-31
Value61-75.447171-217.925-20.72717-89.6621437303526-19.907-62.97-42.65169-32.61720-43.09426-0.757-30.603-13.621-74.8451940-2.2010.3965-31.4891048-2.983-10.063-9.8351-11.026-41.546
Percentage of OtherOperatingActivitiesCashFlowStatement100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:PaymentsForProceedsFromOtherInvestingActivities

us-gaap:PaymentsForProceedsFromOtherInvestingActivities


Payments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value-1758000.0-3367000.0147000.0-252000.0275000.0-140000.0-189000.029000.0-455000.0-697000.02502000.0745000.03441000.03090000.0
Percentage of PaymentsForProceedsFromOtherInvestingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:PaymentsOfDebtExtinguishmentCosts

us-gaap:PaymentsOfDebtExtinguishmentCosts


Payments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-06-302019-03-31
Value5.3324.2673.9823.515-0.025130.00.0
Percentage of PaymentsOfDebtExtinguishmentCosts100.0100.0100.0100.0100.0100.00.00.0

us-gaap:PaymentsOfDebtIssuanceCosts

us-gaap:PaymentsOfDebtIssuanceCosts


Payments
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302017-12-312017-09-302016-12-312016-09-302015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312012-12-312012-09-30
Value5.9540.049150.00.00.9130.06.71734286.3298.580.00.00.00.00.00.0747.6150.14.9750.00.01.864
Percentage of PaymentsOfDebtIssuanceCosts100.00.0100.0100.00.00.0100.00.0100.0100.0100.0100.0100.00.00.00.00.00.0100.0100.0100.0100.00.00.0100.0

us-gaap:PaymentsRelatedToTaxWithholdingForShareBasedCompensation

us-gaap:PaymentsRelatedToTaxWithholdingForShareBasedCompensation


Payments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-31
Value0.0512.6320.00.2920.00.3040.0042.2270.1894.8040.7371.4270.47420540.4570.32170.4140.3220.177260.5211.6365.019392.2490.1871.363470.0
Percentage of PaymentsRelatedToTaxWithholdingForShareBasedCompensation100.0100.00.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0

us-gaap:PaymentsToAcquireBusinessesNetOfCashAcquired us-gaap:BusinessAcquisition, us-gaap:SubsequentEventType

us-gaap:PaymentsToAcquireBusinessesNetOfCashAcquired

eqt:AltaRecourseDevelopmentLLC, us-gaap:SubsequentEvent


Payments
Period End2021-07-21
Value1000
Percentage of PaymentsToAcquireBusinessesNetOfCashAcquired100.0

us-gaap:ProceedsFromIssuanceOfDebt

us-gaap:ProceedsFromIssuanceOfDebt


Proceeds
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value3500.05001750-1000.00.010000.0
Percentage of ProceedsFromIssuanceOfDebt100.00.0100.0100.0100.00.0100.00.0

us-gaap:ProceedsFromIssuanceOfDebt us-gaap:DebtInstrument, us-gaap:LongtermDebtType

eqt:SeniorNotesDueJanuary152029, us-gaap:SeniorNotes


Proceeds
Period End2020-11-16
Value344
Percentage of ProceedsFromIssuanceOfDebt0.0

us-gaap:ProceedsFromIssuanceOfSeniorLongTermDebt

us-gaap:ProceedsFromIssuanceOfSeniorLongTermDebt


Proceeds
Period End2021-05-172018-09-302017-09-30
Value9840.00.0
Percentage of ProceedsFromIssuanceOfSeniorLongTermDebt100.00.00.0

us-gaap:ProceedsFromLinesOfCredit

us-gaap:ProceedsFromLinesOfCredit


Proceeds
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-03-312017-12-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-31
Value11051581134599157520671786513950.030417293340.00.01701897112744390
Percentage of ProceedsFromLinesOfCredit100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.00.00.0100.0100.0100.0100.0100.0100.0

us-gaap:ProceedsFromMinorityShareholders

us-gaap:ProceedsFromMinorityShareholders


Proceeds
Period End2021-06-302021-03-31
Value03750000.0
Percentage of ProceedsFromMinorityShareholders0.0100.0

us-gaap:ProceedsFromSaleOfEquityMethodInvestments

us-gaap:ProceedsFromSaleOfEquityMethodInvestments


Proceeds
Period End2020-12-312020-09-302020-06-302020-03-312019-06-302019-03-31
Value0.00.00.0520.00.0
Percentage of ProceedsFromSaleOfEquityMethodInvestments0.00.00.0100.00.00.0

us-gaap:ProceedsFromSalesOfAssetsInvestingActivities

us-gaap:ProceedsFromSalesOfAssetsInvestingActivities


Proceeds
Period End2020-09-30
Value2.299
Percentage of ProceedsFromSalesOfAssetsInvestingActivities100.0

us-gaap:ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax us-gaap:StatementEquityComponents

us-gaap:ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax

us-gaap:AccumulatedDefinedBenefitPlansAdjustment


Reclassification
Period End2020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-31
Value-0.072-0.072-0.012-0.077-0.076-0.0761.507-0.202-0.202-0.2021.303-0.175-0.176-0.176-18.118-0.433-0.436-0.433
Percentage of ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AccumulatedOtherComprehensiveIncome


Reclassification
Period End2020-09-302020-06-302020-03-312019-09-302019-06-302019-03-31
Value-0.072-0.072-0.012-0.12-0.118-0.118
Percentage of ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax100.0100.0100.0155.8155.3155.3

us-gaap:RedemptionPremium us-gaap:DebtInstrument, us-gaap:LongtermDebtType

us-gaap:RedemptionPremium

eqt:A3.00SeniorNotesDue2022, us-gaap:SeniorNotes


Redemption
Period End2020-11-30
Value0.9
Percentage of RedemptionPremium100.0

us-gaap:RedemptionPremium us-gaap:DebtInstrument, us-gaap:LongtermDebtType, us-gaap:SubsequentEventType

eqt:SeniorNotesDueNovember2021, us-gaap:SeniorNotes, us-gaap:SubsequentEvent


Redemption
Period End2021-02-01
Value4.3
Percentage of RedemptionPremium0.0

us-gaap:RepaymentsOfDebt us-gaap:DebtInstrument, us-gaap:LongtermDebtType

us-gaap:RepaymentsOfDebt

eqt:A3.00SeniorNotesDue2022, us-gaap:SeniorNotes


Repayments
Period End2020-11-30
Value182
Percentage of RepaymentsOfDebt100.0

us-gaap:RepaymentsOfDebt us-gaap:DebtInstrument, us-gaap:LongtermDebtType, us-gaap:SubsequentEventType

eqt:SeniorNotesDueNovember2021, us-gaap:SeniorNotes, us-gaap:SubsequentEvent


Repayments
Period End2021-02-01
Value130
Percentage of RepaymentsOfDebt0.0

us-gaap:RepaymentsOfLinesOfCredit

us-gaap:RepaymentsOfLinesOfCredit


Repayments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-03-312017-12-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-31
Value14051581129078553750058470421950.01288472290.00.079198361893191
Percentage of RepaymentsOfLinesOfCredit100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.00.00.0100.0100.0100.0100.0100.0100.0

us-gaap:RepaymentsOfSeniorDebt us-gaap:DebtInstrument, us-gaap:LongtermDebtType

us-gaap:RepaymentsOfSeniorDebt

eqt:SeniorNotesDueNovember2021, us-gaap:SeniorNotes


Repayments
Period End2021-02-012020-08-312020-04-302020-01-21
Value130105517517
Percentage of RepaymentsOfSeniorDebt100.0100.0100.0100.0

us-gaap:ResultsOfOperationsProductionOrLiftingCosts

us-gaap:ResultsOfOperationsProductionOrLiftingCosts


Results
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value47473739384036373643464247605239444588263326283231313533313127282724232322272024191618161616
Percentage of ResultsOfOperationsProductionOrLiftingCosts100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:RevenueNotFromContractWithCustomerOther

us-gaap:RevenueNotFromContractWithCustomerOther


Revenue
Period End2020-09-302020-06-302019-09-302019-06-30
Value0.3171.8761.6362.09
Percentage of RevenueNotFromContractWithCustomerOther100.0100.0100.0100.0

us-gaap:RevenueNotFromContractWithCustomerOther us-gaap:ProductOrService

eqt:NetMarketingServicesandOther


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value7.5127.7853.7170.3171.8762.421.1541.6362.093.556
Percentage of RevenueNotFromContractWithCustomerOther0.00.00.0100.0100.00.00.0100.0100.00.0

us-gaap:NaturalGasGatheringTransportationMarketingAndProcessing


Revenue
Period End2021-06-302021-03-312020-06-302020-03-312019-03-31
Value7.5127.7851.8762.423.556
Percentage of RevenueNotFromContractWithCustomerOther0.00.0100.00.00.0

us-gaap:StockIssuedDuringPeriodSharesShareBasedCompensation us-gaap:StatementEquityComponents

us-gaap:StockIssuedDuringPeriodSharesShareBasedCompensation

us-gaap:CommonStock


Stock
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-31
Value77000.0436000.0055000.028000.091000.01000.0374000.019000.0527000.046000.041000.031000.0680000.064000.016000.011000.0489000.070000.011000.077000.0566000.014000.0136000.096000.0750000.090000.04000.051000.0867000.0168000.0122000.0159000.0326000.0496000.018000.020000.098000.039000.0
Percentage of StockIssuedDuringPeriodSharesShareBasedCompensation100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:StockIssuedDuringPeriodValueShareBasedCompensation

us-gaap:StockIssuedDuringPeriodValueShareBasedCompensation


Stock
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-31
Value8.4944.8385.1327.554.3075.0811.776175.338-1.7982.968.21310-12.9758.2128.6998.4731.242161615-5.765232638-9.873162043-21.864452527165.9881311104.458
Percentage of StockIssuedDuringPeriodValueShareBasedCompensation100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:StockIssuedDuringPeriodValueShareBasedCompensation us-gaap:StatementEquityComponents

us-gaap:CommonStock


Stock
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-31
Value7.109-3.0415.1336.5563.7963.4261.756104.983-11.3272.966.9969.551-13.3658.2128.6998.4731.052161615-5.921232638-10.241161943-22.45452527165.9331311104.458
Percentage of StockIssuedDuringPeriodValueShareBasedCompensation83.7-62.9100.086.888.167.498.961.793.3630.0100.085.293.8103.0100.0100.0100.084.7100.0100.0100.0102.798.999.199.5103.796.897.398.7102.799.799.799.799.199.198.8100.0100.0100.0

us-gaap:TreasuryStock


Stock
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value1.3857.879-0.0010.9940.5111.6550.026.7830.3559.5290.820.7550.53512
Percentage of StockIssuedDuringPeriodValueShareBasedCompensation16.3162.9-0.013.211.932.61.138.36.7-530.027.79.25.3-94.8

us-gaap:UnrealizedGainLossOnInvestments

us-gaap:UnrealizedGainLossOnInvestments


Unrealized
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value1111-10.6243.80182-390.628-60.214-261.093-104.74189-72.3660.00.00.0
Percentage of UnrealizedGainLossOnInvestments100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.00.0

eqt:AcquisitionUnitsProducedPerDay us-gaap:AssetAcquisition

eqt:AcquisitionUnitsProducedPerDay

eqt:RelianceMarcellusLLC


Acquisition
Period End2021-04-01
Value40.0
Percentage of AcquisitionUnitsProducedPerDay100.0

eqt:AcquisitionUnitsProducedPerDay us-gaap:BusinessAcquisition, us-gaap:SubsequentEventType

eqt:AltaRecourseDevelopmentLLC, us-gaap:SubsequentEvent


Acquisition
Period End2021-07-21
Value1.0
Percentage of AcquisitionUnitsProducedPerDay0.0

eqt:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedOtherLiabilitiesAndCredits us-gaap:BusinessAcquisition

eqt:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedOtherLiabilitiesAndCredits

eqt:ChevronAssetAcquisition


Business
Period End2020-11-30
Value109
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedOtherLiabilitiesAndCredits100.0

eqt:BusinessCombinationUnitsProducedPerDay us-gaap:BusinessAcquisition

eqt:BusinessCombinationUnitsProducedPerDay

eqt:ChevronAssetAcquisition


Business
Period End2020-11-30
Value450.0
Percentage of BusinessCombinationUnitsProducedPerDay100.0

eqt:ContractAssetCurrent

eqt:ContractAssetCurrent


Contract
Period End2021-03-312020-09-30
Value2084
Percentage of ContractAssetCurrent100.0100.0

eqt:ContractAssetNoncurrent

eqt:ContractAssetNoncurrent


Contract
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-31
Value4103904103253553830.0
Percentage of ContractAssetNoncurrent100.0100.0100.0100.0100.0100.00.0

eqt:ContractAssetsNoncurrent

eqt:ContractAssetsNoncurrent


Contract
Period End2020-12-31
Value410
Percentage of ContractAssetsNoncurrent100.0

eqt:DebtInstrumentFaceAmountCurrent

eqt:DebtInstrumentFaceAmountCurrent


Debt
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-31
Value154167048.00.00.0166
Percentage of DebtInstrumentFaceAmountCurrent100.0100.0100.0100.00.00.0100.0

eqt:DebtInstrumentFaceAmountNoncurrent

eqt:DebtInstrumentFaceAmountNoncurrent


Debt
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-31
Value4943500440205610331828182822
Percentage of DebtInstrumentFaceAmountNoncurrent100.0100.0100.0100.0100.0100.0100.0

eqt:DebtInstrumentRedemptionPricePremiumOutstandingPrincipal us-gaap:DebtInstrument, us-gaap:LongtermDebtType

eqt:DebtInstrumentRedemptionPricePremiumOutstandingPrincipal

eqt:SeniorNotesDueNovember2021, us-gaap:SeniorNotes


Debt
Period End2021-02-01
Value4300000.0
Percentage of DebtInstrumentRedemptionPricePremiumOutstandingPrincipal100.0

eqt:DeferredTaxAssetsInterestDisallowanceLimitation

eqt:DeferredTaxAssetsInterestDisallowanceLimitation


Deferred
Period End2020-12-312019-12-312018-12-312017-12-31
Value0.1646350.0
Percentage of DeferredTaxAssetsInterestDisallowanceLimitation100.0100.0100.00.0

eqt:DeferredTaxAssetsTaxCreditCarryforwardsAlternativeMinimumTaxInterestReceived

eqt:DeferredTaxAssetsTaxCreditCarryforwardsAlternativeMinimumTaxInterestReceived


Deferred
Period End2020-09-30
Value12
Percentage of DeferredTaxAssetsTaxCreditCarryforwardsAlternativeMinimumTaxInterestReceived100.0

eqt:DeferredTaxLiabilitiesAssetsGross

eqt:DeferredTaxLiabilitiesAssetsGross


Deferred
Period End2020-12-312019-12-31
Value8411062
Percentage of DeferredTaxLiabilitiesAssetsGross100.0100.0

eqt:DeferredTaxLiabilitiesConvertibleDebt

eqt:DeferredTaxLiabilitiesConvertibleDebt


Deferred
Period End2020-12-31
Value37
Percentage of DeferredTaxLiabilitiesConvertibleDebt100.0

eqt:DeferredTaxLiabilitiesDeferredExpenseCapitalizedDrillingAndDevelopmentCosts

eqt:DeferredTaxLiabilitiesDeferredExpenseCapitalizedDrillingAndDevelopmentCosts


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-312009-12-31
Value9181100146920741473142113911181934836632438
Percentage of DeferredTaxLiabilitiesDeferredExpenseCapitalizedDrillingAndDevelopmentCosts100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

eqt:DeferredTaxLiabilitiesUnrealizedGainsLossesonTradingSecurities

eqt:DeferredTaxLiabilitiesUnrealizedGainsLossesonTradingSecurities


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-31
Value-43.47554-28.09621-101.43107
Percentage of DeferredTaxLiabilitiesUnrealizedGainsLossesonTradingSecurities100.0100.0100.0100.0100.0100.0

eqt:DisposalGroupIncludingDiscontinuedOperationsContingentConsiderationReceived us-gaap:DisposalGroupClassification, us-gaap:IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperations

eqt:DisposalGroupIncludingDiscontinuedOperationsContingentConsiderationReceived

us-gaap:DisposalGroupNotDiscontinuedOperations, eqt:A2020Divestiture


Disposal
Period End2020-12-31
Value900000.0
Percentage of DisposalGroupIncludingDiscontinuedOperationsContingentConsiderationReceived100.0

eqt:FutureNetCashFlowsRelatingtoProvedOilandGasReservesAbandonmentCosts

eqt:FutureNetCashFlowsRelatingtoProvedOilandGasReservesAbandonmentCosts


Future
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value155411868831400790
Percentage of FutureNetCashFlowsRelatingtoProvedOilandGasReservesAbandonmentCosts100.0100.0100.0100.0100.0

eqt:IncentiveCompensationLiabilityCurrent

eqt:IncentiveCompensationLiabilityCurrent


Incentive
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-312009-12-31
Value3318469110067706552858870
Percentage of IncentiveCompensationLiabilityCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

eqt:IssuanceofPerformanceGuarantee us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName, us-gaap:StatementScenario, us-gaap:VariableInterestEntitiesByClassificationOfEntity

eqt:IssuanceofPerformanceGuarantee

eqt:MVPJointVenture, us-gaap:ScenarioForecast, us-gaap:VariableInterestEntityNotPrimaryBeneficiary


Issuanceof
Period End2020-12-31
Value345
Percentage of IssuanceofPerformanceGuarantee100.0

eqt:LongTermCapacityContractCurrentMaturities

eqt:LongTermCapacityContractCurrentMaturities


Long
Period End2020-12-312019-12-31
Value5034
Percentage of LongTermCapacityContractCurrentMaturities100.0100.0

eqt:LongtermDebtFairValueCurrent

eqt:LongtermDebtFairValueCurrent


Longterm
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-31
Value159177178.0120.00.0171
Percentage of LongtermDebtFairValueCurrent100.0100.0100.0100.00.00.0100.0

eqt:LongtermDebtFairValueNoncurrent

eqt:LongtermDebtFairValueNoncurrent


Longterm
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-31
Value5428496738355737351028033143
Percentage of LongtermDebtFairValueNoncurrent100.0100.0100.0100.0100.0100.0100.0

eqt:NonmonetaryTransactionReimbursementLiabilityRecognized us-gaap:NonmonetaryTransactionType

eqt:NonmonetaryTransactionReimbursementLiabilityRecognized

eqt:A2019AssetExchangeTransaction


Nonmonetary
Period End2020-12-312020-09-302019-12-31
Value252836
Percentage of NonmonetaryTransactionReimbursementLiabilityRecognized100.0100.0100.0

eqt:NumberOfAcresAcquiredFromAcquisition us-gaap:AssetAcquisition

eqt:NumberOfAcresAcquiredFromAcquisition

eqt:RelianceMarcellusLLC


Number
Period End2021-04-01
Value4100.0
Percentage of NumberOfAcresAcquiredFromAcquisition100.0

eqt:NumberOfAcresAcquiredFromAcquisition us-gaap:BusinessAcquisition, us-gaap:SubsequentEventType

eqt:AltaRecourseDevelopmentLLC, us-gaap:SubsequentEvent


Number
Period End2021-07-21
Value300000.0
Percentage of NumberOfAcresAcquiredFromAcquisition0.0

eqt:NumberOfAcresAcquiredFromBusinessCombination us-gaap:StatementGeographical, us-gaap:BusinessAcquisition

eqt:NumberOfAcresAcquiredFromBusinessCombination

eqt:MarcellusAcres, eqt:ChevronAssetAcquisition


Number
Period End2020-11-30
Value335000.0
Percentage of NumberOfAcresAcquiredFromBusinessCombination100.0

eqt:UticaAcres, eqt:ChevronAssetAcquisition


Number
Period End2020-11-30
Value400000.0
Percentage of NumberOfAcresAcquiredFromBusinessCombination119.4

eqt:NumberOfMilesAcquiredOfFreshwaterSystem us-gaap:BusinessAcquisition, us-gaap:SubsequentEventType

eqt:NumberOfMilesAcquiredOfFreshwaterSystem

eqt:AltaRecourseDevelopmentLLC, us-gaap:SubsequentEvent


Number
Period End2021-07-21
Value100.0
Percentage of NumberOfMilesAcquiredOfFreshwaterSystem100.0

eqt:NumberOfMilesAcquiredOfMidstreamGatheringSystems us-gaap:BusinessAcquisition, us-gaap:SubsequentEventType

eqt:NumberOfMilesAcquiredOfMidstreamGatheringSystems

eqt:AltaRecourseDevelopmentLLC, us-gaap:SubsequentEvent


Number
Period End2021-07-21
Value300.0
Percentage of NumberOfMilesAcquiredOfMidstreamGatheringSystems100.0

eqt:NumberOfWellAcquiredFromBusinessCombination us-gaap:BusinessAcquisition

eqt:NumberOfWellAcquiredFromBusinessCombination

eqt:ChevronAssetAcquisition


Number
Period End2020-11-30
Value550.0
Percentage of NumberOfWellAcquiredFromBusinessCombination100.0

eqt:OilAndGasPropertySuccessfulEffortMethodInternalCosts

eqt:OilAndGasPropertySuccessfulEffortMethodInternalCosts


Oil
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-312009-12-312008-12-31
Value5177130114115114108937269564635
Percentage of OilAndGasPropertySuccessfulEffortMethodInternalCosts100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

eqt:OilandGasLengthofPipeline us-gaap:CapitalizedCostsOfUnprovedPropertiesExcludedFromAmortizationByPropertyOrProject, us-gaap:StatementScenario

eqt:OilandGasLengthofPipeline

eqt:MVPSouthgateProject, us-gaap:ScenarioForecast


Oiland
Period End2020-12-31
Value70.0
Percentage of OilandGasLengthofPipeline100.0

eqt:PrepaidExpensesOtherAssetsAndMarginRequirementsWithCounterpartiesCurrent

eqt:PrepaidExpensesOtherAssetsAndMarginRequirementsWithCounterpartiesCurrent


Prepaid
Period End2020-12-312019-12-31
Value10328
Percentage of PrepaidExpensesOtherAssetsAndMarginRequirementsWithCounterpartiesCurrent100.0100.0

eqt:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedTotalFairValue us-gaap:AwardType

eqt:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedTotalFairValue

us-gaap:RestrictedStock


Share
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-31
Value211011481823171110
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedTotalFairValue100.0100.0100.0100.0100.0100.0100.0100.0100.0

eqt:UnrecognizedTaxBenefitsDeductibleTimingUncertainty

eqt:UnrecognizedTaxBenefitsDeductibleTimingUncertainty


Unrecognized
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-312009-12-312008-12-31
Value0.00.70.74.75.56.46.97.66.415182920
Percentage of UnrecognizedTaxBenefitsDeductibleTimingUncertainty0.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

eqt:UnrecognizedTaxBenefitsExcludingInterestAndPenalties

eqt:UnrecognizedTaxBenefitsExcludingInterestAndPenalties


Unrecognized
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-312009-12-312008-12-312007-12-31
Value1752593153012522595657173029403431
Percentage of UnrecognizedTaxBenefitsExcludingInterestAndPenalties100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

srt:FutureNetCashFlowsRelatingToProvedOilAndGasReservesCashInflows

srt:FutureNetCashFlowsRelatingToProvedOilAndGasReservesCashInflows


Future
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value2797642499606035142324011
Percentage of FutureNetCashFlowsRelatingToProvedOilAndGasReservesCashInflows100.0100.0100.0100.0100.0

srt:FutureNetCashFlowsRelatingToProvedOilAndGasReservesDevelopmentCosts

srt:FutureNetCashFlowsRelatingToProvedOilAndGasReservesDevelopmentCosts


Future
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value22682617585456373778
Percentage of FutureNetCashFlowsRelatingToProvedOilAndGasReservesDevelopmentCosts100.0100.0100.0100.0100.0

srt:FutureNetCashFlowsRelatingToProvedOilAndGasReservesIncomeTaxExpense

srt:FutureNetCashFlowsRelatingToProvedOilAndGasReservesIncomeTaxExpense


Future
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value18203013682358111753
Percentage of FutureNetCashFlowsRelatingToProvedOilAndGasReservesIncomeTaxExpense100.0100.0100.0100.0100.0

srt:FutureNetCashFlowsRelatingToProvedOilAndGasReservesNetCashFlows

srt:FutureNetCashFlowsRelatingToProvedOilAndGasReservesNetCashFlows


Future
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value75431775427461215953615
Percentage of FutureNetCashFlowsRelatingToProvedOilAndGasReservesNetCashFlows100.0100.0100.0100.0100.0

srt:FutureNetCashFlowsRelatingToProvedOilAndGasReservesProductionCosts

srt:FutureNetCashFlowsRelatingToProvedOilAndGasReservesProductionCosts


Future
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value1634419114204631837914864
Percentage of FutureNetCashFlowsRelatingToProvedOilAndGasReservesProductionCosts100.0100.0100.0100.0100.0

srt:FutureNetCashFlowsRelatingToProvedOilAndGasReservesTenPercentAnnualDiscountForEstimatedTimingOfCashFlows

srt:FutureNetCashFlowsRelatingToProvedOilAndGasReservesTenPercentAnnualDiscountForEstimatedTimingOfCashFlows


Future
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value4176926115850125932626
Percentage of FutureNetCashFlowsRelatingToProvedOilAndGasReservesTenPercentAnnualDiscountForEstimatedTimingOfCashFlows100.0100.0100.0100.0100.0

srt:ProvedDevelopedAndUndevelopedReservesNet

srt:ProvedDevelopedAndUndevelopedReservesNet


Proved
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-31
Value19172121139.976597
Percentage of ProvedDevelopedAndUndevelopedReservesNet100.0100.0100.0100.0100.0100.0

srt:ProvedDevelopedAndUndevelopedReservesNet us-gaap:ReserveQuantitiesByTypeOfReserve

srt:NaturalGasLiquidsReserves


Proved
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-31
Value0.1487620.1269550.1623950.2585070.1896950.138481
Percentage of ProvedDevelopedAndUndevelopedReservesNet0.80.70.71.21.41.4

srt:NaturalGasReserves


Proved
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-31
Value18162019129.110311
Percentage of ProvedDevelopedAndUndevelopedReservesNet95.395.595.492.591.391.3

srt:OilReserves


Proved
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-31
Value0.0074170.0050770.0061590.0107310.0063950.0059
Percentage of ProvedDevelopedAndUndevelopedReservesNet0.00.00.00.10.00.1

srt:ProvedDevelopedReservesVolume

srt:ProvedDevelopedReservesVolume


Proved
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-31
Value131211116.8429586.279557
Percentage of ProvedDevelopedReservesVolume100.0100.0100.0100.0100.0100.0

srt:ProvedDevelopedReservesVolume us-gaap:ReserveQuantitiesByTypeOfReserve

srt:NaturalGasLiquidsReserves


Proved
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-31
Value0.1414890.1009450.1068790.180170.1216050.098528
Percentage of ProvedDevelopedReservesVolume1.00.80.91.61.81.6

srt:NaturalGasReserves


Proved
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-31
Value121110106.0749585.652989
Percentage of ProvedDevelopedReservesVolume93.594.994.389.988.890.0

srt:OilReserves


Proved
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-31
Value0.0070160.0044660.0034890.0107310.0063950.0059
Percentage of ProvedDevelopedReservesVolume0.10.00.00.10.10.1

srt:ProvedUndevelopedReserveVolume

srt:ProvedUndevelopedReserveVolume


Proved
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-31
Value6.1607475.02540710106.6654493.69704
Percentage of ProvedUndevelopedReserveVolume100.0100.0100.0100.0100.0100.0

srt:ProvedUndevelopedReserveVolume us-gaap:ReserveQuantitiesByTypeOfReserve

srt:NaturalGasLiquidsReserves


Proved
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-31
Value0.0072730.026010.0555160.0783370.068090.039953
Percentage of ProvedUndevelopedReserveVolume0.10.50.50.81.01.1

srt:NaturalGasReserves


Proved
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-31
Value6.1147014.8656819.9174999.6776936.2569093.457322
Percentage of ProvedUndevelopedReserveVolume99.396.896.695.493.993.5

srt:OilReserves


Proved
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-31
Value0.0004010.0006110.002670.00.00.0
Percentage of ProvedUndevelopedReserveVolume0.00.00.00.00.00.0

srt:StandardizedMeasureOfDiscountedFutureNetCashFlowsRelatingToProvedOilAndGasReserves

srt:StandardizedMeasureOfDiscountedFutureNetCashFlowsRelatingToProvedOilAndGasReserves


Standardized
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-31
Value33668492116119001988977
Percentage of StandardizedMeasureOfDiscountedFutureNetCashFlowsRelatingToProvedOilAndGasReserves100.0100.0100.0100.0100.0100.0

us-gaap:AccrualForEnvironmentalLossContingencies

us-gaap:AccrualForEnvironmentalLossContingencies


Accrual
Period End2020-12-31
Value18
Percentage of AccrualForEnvironmentalLossContingencies100.0

us-gaap:AccrualForTaxesOtherThanIncomeTaxesCurrent

us-gaap:AccrualForTaxesOtherThanIncomeTaxesCurrent


Accrual
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-31
Value44577578564452393722
Percentage of AccrualForTaxesOtherThanIncomeTaxesCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AllowanceForDoubtfulAccountsReceivableCurrent

us-gaap:AllowanceForDoubtfulAccountsReceivableCurrent


Allowance
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value7.0497.0496.2393.8974.8185.5596.8616.1796.5366.3338.6488.2358.0367.0898.2265.6635.9615.3156.9234.2313.6193.1773.0182.6853.6584.7755.3116.9776.1396.8655.17110131412101216161418211816
Percentage of AllowanceForDoubtfulAccountsReceivableCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AssetRetirementObligation

us-gaap:AssetRetirementObligation


Asset
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-312009-12-31
Value5234612874522431681401161101046660
Percentage of AssetRetirementObligation100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssets us-gaap:BusinessAcquisition

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssets

eqt:ChevronAssetAcquisition


Business
Period End2020-11-30
Value822
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssets100.0

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsOther us-gaap:BusinessAcquisition

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsOther

eqt:ChevronAssetAcquisition


Business
Period End2020-11-30
Value5609000.0
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsOther100.0

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesAccountsPayable us-gaap:BusinessAcquisition

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesAccountsPayable

eqt:ChevronAssetAcquisition


Business
Period End2020-11-30
Value3347000.0
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesAccountsPayable100.0

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesOther us-gaap:BusinessAcquisition

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesOther

eqt:ChevronAssetAcquisition


Business
Period End2020-11-30
Value16
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesOther100.0

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedDeferredTaxLiabilities us-gaap:BusinessAcquisition

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedDeferredTaxLiabilities

eqt:ChevronAssetAcquisition


Business
Period End2020-11-30
Value0.939
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedDeferredTaxLiabilities100.0

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedFinancialAssets us-gaap:BusinessAcquisition

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedFinancialAssets

eqt:ChevronAssetAcquisition


Business
Period End2020-11-30
Value96
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedFinancialAssets100.0

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLiabilities us-gaap:BusinessAcquisition

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLiabilities

eqt:ChevronAssetAcquisition


Business
Period End2020-11-30
Value130
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLiabilities100.0

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedPropertyPlantAndEquipment us-gaap:BusinessAcquisition

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedPropertyPlantAndEquipment

eqt:ChevronAssetAcquisition


Business
Period End2020-11-30
Value720
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedPropertyPlantAndEquipment100.0

us-gaap:CapitalizedCostsAccumulatedDepreciationDepletionAmortizationAndValuationAllowanceForRelatingToOilAndGasProducingActivities

us-gaap:CapitalizedCostsAccumulatedDepreciationDepletionAmortizationAndValuationAllowanceForRelatingToOilAndGasProducingActivities


Capitalized
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-312009-12-312008-12-31
Value5866540246665121421734252874213415721177967797692
Percentage of CapitalizedCostsAccumulatedDepreciationDepletionAmortizationAndValuationAllowanceForRelatingToOilAndGasProducingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:CapitalizedCostsOilAndGasProducingActivitiesGross

us-gaap:CapitalizedCostsOilAndGasProducingActivitiesGross


Capitalized
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-312009-12-312008-12-31
Value21771213162181423937138781181610263815267505772465534232709
Percentage of CapitalizedCostsOilAndGasProducingActivitiesGross100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:CapitalizedCostsOilAndGasProducingActivitiesNet

us-gaap:CapitalizedCostsOilAndGasProducingActivitiesNet


Capitalized
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-312009-12-312008-12-31
Value15904159141714818815966183917389601751774594368726252016
Percentage of CapitalizedCostsOilAndGasProducingActivitiesNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:CapitalizedCostsProvedProperties

us-gaap:CapitalizedCostsProvedProperties


Capitalized
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-31
Value19479179941764818920121791091892587702
Percentage of CapitalizedCostsProvedProperties100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:CapitalizedCostsUnprovedProperties

us-gaap:CapitalizedCostsUnprovedProperties


Capitalized
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-312009-12-31
Value22913322416650161698898824450385358445105
Percentage of CapitalizedCostsUnprovedProperties100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:CollateralAlreadyPostedAggregateFairValue

us-gaap:CollateralAlreadyPostedAggregateFairValue


Collateral
Period End2021-06-302020-12-312020-09-302020-06-302020-03-312019-12-31
Value284211422.40.00.0
Percentage of CollateralAlreadyPostedAggregateFairValue100.0100.0100.0100.00.00.0

us-gaap:CollateralAlreadyPostedAggregateFairValue us-gaap:FinancialInstrument

eqt:NaturalGasLiquidInstrument


Collateral
Period End2021-06-302021-03-312020-12-312019-12-31
Value2051116112
Percentage of CollateralAlreadyPostedAggregateFairValue72.30.0291.50.0

us-gaap:CommonStockValueOutstanding

us-gaap:CommonStockValueOutstanding


Common
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302016-12-31
Value82458238824178957889782178187818780778177828868493169363938834493440
Percentage of CommonStockValueOutstanding100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ContractWithCustomerAssetNet

us-gaap:ContractWithCustomerAssetNet


Contract
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value471467394275197277384301360468783
Percentage of ContractWithCustomerAssetNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ContractWithCustomerAssetNetCurrent

us-gaap:ContractWithCustomerAssetNetCurrent


Contract
Period End2020-12-312019-12-312018-12-31
Value394384783
Percentage of ContractWithCustomerAssetNetCurrent100.0100.0100.0

us-gaap:DebtInstrumentFairValue us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:LongtermDebtType

us-gaap:DebtInstrumentFairValue

us-gaap:FairValueInputsLevel2, us-gaap:SeniorNotes


Debt
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-31
Value6500520052004800440032003900
Percentage of DebtInstrumentFairValue100.0100.0100.0100.0100.0100.0100.0

us-gaap:DebtInstrumentInterestRateEffectivePercentage us-gaap:DebtInstrument, us-gaap:LongtermDebtType

us-gaap:DebtInstrumentInterestRateEffectivePercentage

eqt:A175SeniorNotesDue2026, us-gaap:SeniorNotes


Debt
Period End2020-12-312020-09-302020-06-302020-04-28
Value8.48.40.0848.4
Percentage of DebtInstrumentInterestRateEffectivePercentage100.0100.0100.0100.0

us-gaap:DebtInstrumentRepurchaseAmount us-gaap:DebtInstrument, us-gaap:LongtermDebtType

us-gaap:DebtInstrumentRepurchaseAmount

eqt:A3.00SeniorNotesDue2022, us-gaap:SeniorNotes


Debt
Period End2020-11-30
Value181
Percentage of DebtInstrumentRepurchaseAmount100.0

eqt:SeniorNotesDueNovember2021, us-gaap:SeniorNotes


Debt
Period End2021-02-012020-12-312020-08-312020-04-30
Value1256241014.6
Percentage of DebtInstrumentRepurchaseAmount0.00.00.00.0

us-gaap:DebtInstrumentRepurchaseAmount us-gaap:DebtInstrument, us-gaap:LongtermDebtType, us-gaap:SubsequentEventType

eqt:SeniorNotesDueNovember2021, us-gaap:SeniorNotes, us-gaap:SubsequentEvent


Debt
Period End2021-02-01
Value125
Percentage of DebtInstrumentRepurchaseAmount0.0

us-gaap:DebtInstrumentUnamortizedDiscount us-gaap:DebtInstrument, us-gaap:LongtermDebtType

us-gaap:DebtInstrumentUnamortizedDiscount

eqt:A175SeniorNotesDue2026, us-gaap:SeniorNotes


Debt
Period End2021-06-302021-03-312020-12-312020-09-30
Value119124129134
Percentage of DebtInstrumentUnamortizedDiscount100.0100.0100.0100.0

us-gaap:DecreaseInUnrecognizedTaxBenefitsIsReasonablyPossible

us-gaap:DecreaseInUnrecognizedTaxBenefitsIsReasonablyPossible


Decrease
Period End2020-12-312019-12-312018-12-312017-12-31
Value125803342
Percentage of DecreaseInUnrecognizedTaxBenefitsIsReasonablyPossible100.0100.0100.0100.0

us-gaap:DeferredCompensationLiabilityCurrentAndNoncurrent us-gaap:AwardType

us-gaap:DeferredCompensationLiabilityCurrentAndNoncurrent

eqt:RestrictedStockUnitsLiability


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value4.54.46.98.82.7
Percentage of DeferredCompensationLiabilityCurrentAndNoncurrent100.0100.0100.0100.0100.0

us-gaap:DeferredCompensationLiabilityCurrentAndNoncurrent us-gaap:AwardType, us-gaap:PlanName, us-gaap:Vesting

eqt:ValueDriverAward, eqt:A2019EQTValueDriverPerformanceShareUnitAwardProgram, us-gaap:ShareBasedCompensationAwardTrancheTwo


Deferred
Period End2020-12-31
Value1.7
Percentage of DeferredCompensationLiabilityCurrentAndNoncurrent37.8

us-gaap:DeferredFinanceCostsNet us-gaap:DebtInstrument, us-gaap:LongtermDebtType

us-gaap:DeferredFinanceCostsNet

eqt:SeniorNotesDueJanuary152029, us-gaap:SeniorNotes


Deferred
Period End2020-11-16
Value6.0
Percentage of DeferredFinanceCostsNet100.0

us-gaap:DeferredFinanceCostsNet us-gaap:LongtermDebtType

us-gaap:SeniorNotes


Deferred
Period End2021-05-17
Value15
Percentage of DeferredFinanceCostsNet0.0

us-gaap:DeferredIncomeTaxLiabilities

us-gaap:DeferredIncomeTaxLiabilities


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-31
Value19821062147115061558181616631568
Percentage of DeferredIncomeTaxLiabilities100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxAssetsInvestments

us-gaap:DeferredTaxAssetsInvestments


Deferred
Period End2020-12-312019-12-312018-12-312017-12-31
Value94109100.0
Percentage of DeferredTaxAssetsInvestments100.0100.0100.00.0

us-gaap:DeferredTaxAssetsOperatingLossCarryforwards

us-gaap:DeferredTaxAssetsOperatingLossCarryforwards


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-312009-12-31
Value78963542956428221421235952333730534
Percentage of DeferredTaxAssetsOperatingLossCarryforwards100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxAssetsOperatingLossCarryforwardsStateAndLocal

us-gaap:DeferredTaxAssetsOperatingLossCarryforwardsStateAndLocal


Deferred
Period End2020-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-312009-12-31
Value28819011611886595231
Percentage of DeferredTaxAssetsOperatingLossCarryforwardsStateAndLocal100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxAssetsOperatingLossCarryforwardsStateAndLocal us-gaap:IncomeTaxAuthority

us-gaap:StateAndLocalJurisdiction


Deferred
Period End2020-12-312019-12-312018-12-312017-12-31
Value48041694130
Percentage of DeferredTaxAssetsOperatingLossCarryforwardsStateAndLocal1697.90.00.00.0

us-gaap:DeferredTaxAssetsOther

us-gaap:DeferredTaxAssetsOther


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312013-12-312012-12-312011-12-312010-12-312009-12-31
Value1.1266.7972618-3.74-14.848199.89615
Percentage of DeferredTaxAssetsOther100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxAssetsTaxCreditCarryforwards

us-gaap:DeferredTaxAssetsTaxCreditCarryforwards


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value795937502.508
Percentage of DeferredTaxAssetsTaxCreditCarryforwards100.0100.0100.0100.0100.0

us-gaap:DeferredTaxAssetsTaxCreditCarryforwardsAlternativeMinimumTax

us-gaap:DeferredTaxAssetsTaxCreditCarryforwardsAlternativeMinimumTax


Deferred
Period End2020-12-312020-03-272019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-312009-12-31
Value8137919030843522426741224669652626
Percentage of DeferredTaxAssetsTaxCreditCarryforwardsAlternativeMinimumTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxAssetsTaxCreditCarryforwardsAlternativeMinimumTax us-gaap:IncomeTaxAuthority, us-gaap:TaxPeriod

us-gaap:DomesticCountry, eqt:TaxYear20102012


Deferred
Period End2020-12-31
Value14
Percentage of DeferredTaxAssetsTaxCreditCarryforwardsAlternativeMinimumTax18.3

us-gaap:DeferredTaxAssetsTaxCreditCarryforwardsResearch us-gaap:IncomeTaxAuthority, us-gaap:TaxPeriod

us-gaap:DeferredTaxAssetsTaxCreditCarryforwardsResearch

us-gaap:DomesticCountry, eqt:TaxYear20102012


Deferred
Period End2020-12-31
Value35
Percentage of DeferredTaxAssetsTaxCreditCarryforwardsResearch100.0

us-gaap:DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsOther

us-gaap:DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsOther


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-312009-12-31
Value2216244377756560121.324154.336
Percentage of DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsOther100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxLiabilitiesDeferredExpenseReservesAndAccruals

us-gaap:DeferredTaxLiabilitiesDeferredExpenseReservesAndAccruals


Deferred
Period End2020-12-31
Value113
Percentage of DeferredTaxLiabilitiesDeferredExpenseReservesAndAccruals100.0

us-gaap:DeferredTaxLiabilitiesPropertyPlantAndEquipment

us-gaap:DeferredTaxLiabilitiesPropertyPlantAndEquipment


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-312009-12-31
Value102797490464411611224115492311541037918652
Percentage of DeferredTaxLiabilitiesPropertyPlantAndEquipment100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DerivativeAssetFairValueGrossLiability us-gaap:DerivativeInstrumentRisk

us-gaap:DerivativeAssetFairValueGrossLiability

us-gaap:CommodityContract


Derivative
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-31
Value5763403284334413152262883302002561049450864249452363702119152721222326262017356673
Percentage of DerivativeAssetFairValueGrossLiability100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DerivativeAssetFairValueGrossLiability us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency

us-gaap:FairValueInputsLevel1, us-gaap:FairValueMeasurementsRecurring


Derivative
Period End2021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302015-12-312014-12-31
Value120931311111217110715645126120.00.00.00.00.00.00.00.00.00.132
Percentage of DerivativeAssetFairValueGrossLiability35.528.430.325.238.531.437.247.322.849.411.50.00.00.00.00.00.00.00.00.00.6

us-gaap:FairValueInputsLevel2, us-gaap:FairValueMeasurementsRecurring


Derivative
Period End2021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302015-12-312014-12-31
Value5305077635144052412322222622091711465913971107136257672322
Percentage of DerivativeAssetFairValueGrossLiability155.9154.3175.9116.4128.6106.880.567.4131.381.8164.1154.9118.3160.1166.4218.1301.91103.6106.3117.7100.0

us-gaap:DerivativeAssetFairValueGrossLiability us-gaap:FairValueByMeasurementBasis, us-gaap:FairValueByMeasurementFrequency

us-gaap:EstimateOfFairValueFairValueDisclosure, us-gaap:FairValueMeasurementsRecurring


Derivative
Period End2021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302015-12-31
Value65160089462552631233937830833618314659139711071362576723
Percentage of DerivativeAssetFairValueGrossLiability191.3182.7206.2141.6167.1138.3117.7114.7154.1131.2175.7154.9118.3160.1166.4218.1301.91103.6106.3117.7

us-gaap:DerivativeFairValueOfDerivativeAsset

us-gaap:DerivativeFairValueOfDerivativeAsset


Derivative
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-31
Value6484315275039151053812771788370481315270262241678559331341364004173953494584581016679107203230183304319467512
Percentage of DerivativeFairValueOfDerivativeAsset100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DerivativeFairValueOfDerivativeAsset us-gaap:DerivativeInstrumentRisk

us-gaap:CommodityContract


Derivative
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-03-312011-12-312011-09-302010-12-312010-09-30
Value6484315275039151053812771788370481315270262241678559331341364004173953494584581016679107203230183304608512313225225
Percentage of DerivativeFairValueOfDerivativeAsset100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.00.00.00.0

us-gaap:DerivativeFairValueOfDerivativeAsset us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency

us-gaap:FairValueInputsLevel1, us-gaap:FairValueMeasurementsRecurring


Derivative
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302015-12-312014-12-312013-06-302013-03-312012-12-31
Value13465706613315495140204821127.6610.00.00.00.00.00.00.00.00.00.00.9071.5881.228
Percentage of DerivativeFairValueOfDerivativeAsset20.815.113.413.314.614.711.718.325.922.223.32.40.00.00.00.00.00.00.00.00.00.00.40.90.4

us-gaap:FairValueInputsLevel2, us-gaap:FairValueMeasurementsRecurring


Derivative
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302015-12-312014-12-312013-06-302013-03-312012-12-31
Value51436645643678189871763058428736930727026224167855933134417458153105204
Percentage of DerivativeFairValueOfDerivativeAsset79.284.986.686.785.485.388.381.774.177.876.797.6100.0100.0100.0100.0100.0100.0100.0100.0100.0100.066.657.567.2

us-gaap:DerivativeFairValueOfDerivativeAsset us-gaap:FairValueByMeasurementBasis, us-gaap:FairValueByMeasurementFrequency

us-gaap:EstimateOfFairValueFairValueDisclosure, us-gaap:FairValueMeasurementsRecurring


Derivative
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302015-12-31
Value648431527503915105381277178837048131527026224167855933134417
Percentage of DerivativeFairValueOfDerivativeAsset100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DerivativeFairValueOfDerivativeAsset us-gaap:FinancialInstrument

eqt:NaturalGasLiquidInstrument


Derivative
Period End2020-09-302020-06-302020-03-312019-12-312018-12-31
Value102-6.9-1.11240
Percentage of DerivativeFairValueOfDerivativeAsset20.4-0.8-0.11.68.4

us-gaap:DerivativeFairValueOfDerivativeAssetAmountNotOffsetAgainstCollateral us-gaap:DerivativeInstrumentRisk

us-gaap:DerivativeFairValueOfDerivativeAssetAmountNotOffsetAgainstCollateral

us-gaap:CommodityContract


Derivative
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302012-12-31
Value7291198694597185864824581702252111722111552435149.68706637839737932143743578405386185230
Percentage of DerivativeFairValueOfDerivativeAssetAmountNotOffsetAgainstCollateral100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DerivativeFairValueOfDerivativeLiability

us-gaap:DerivativeFairValueOfDerivativeLiability


Derivative
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-06-302015-03-312014-12-312014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-31
Value2160651600894625526312339378308336183146591397110713625767110272343552258592918369275125109123
Percentage of DerivativeFairValueOfDerivativeLiability100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DerivativeFairValueOfDerivativeLiability us-gaap:DerivativeInstrumentRisk

us-gaap:CommodityContract


Derivative
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-03-312011-12-312011-09-302010-12-312010-09-30
Value21606516008946255263123393783083361831465913971107136257671102723264355222858592918369275120123108106106
Percentage of DerivativeFairValueOfDerivativeLiability100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.00.0100.00.00.00.0

us-gaap:DerivativeFairValueOfDerivativeLiability us-gaap:DisposalGroupClassification, us-gaap:IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperations

us-gaap:DisposalGroupNotDiscontinuedOperations, eqt:A2020Divestiture


Derivative
Period End2021-06-302021-03-312020-12-312020-09-302020-06-30
Value173.11.95.10.0
Percentage of DerivativeFairValueOfDerivativeLiability0.80.50.30.60.0

us-gaap:DerivativeFairValueOfDerivativeLiability us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency

us-gaap:FairValueInputsLevel1, us-gaap:FairValueMeasurementsRecurring


Derivative
Period End2021-06-302020-12-312019-12-312013-06-302013-03-312012-12-31
Value31593711.182.3821.609
Percentage of DerivativeFairValueOfDerivativeLiability14.615.522.73.22.62.1

us-gaap:FairValueInputsLevel2, us-gaap:FairValueMeasurementsRecurring


Derivative
Period End2021-06-302020-12-312019-12-312013-06-302013-03-312012-12-31
Value1844507241348366
Percentage of DerivativeFairValueOfDerivativeLiability85.484.577.393.590.287.7

us-gaap:DerivativeFairValueOfDerivativeLiability us-gaap:FairValueByMeasurementBasis, us-gaap:FairValueByMeasurementFrequency

us-gaap:EstimateOfFairValueFairValueDisclosure, us-gaap:FairValueMeasurementsRecurring


Derivative
Period End2021-06-302020-12-312019-12-31
Value2160600312
Percentage of DerivativeFairValueOfDerivativeLiability100.0100.0100.0

us-gaap:DerivativeFairValueOfDerivativeLiabilityAmountNotOffsetAgainstCollateral us-gaap:DerivativeInstrumentRisk

us-gaap:DerivativeFairValueOfDerivativeLiabilityAmountNotOffsetAgainstCollateral

us-gaap:CommodityContract


Derivative
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302012-12-31
Value10931991892161742107327461003968519.142522858912344.048405.8093.5251015330.05.33931338.5420.1011.073
Percentage of DerivativeFairValueOfDerivativeLiabilityAmountNotOffsetAgainstCollateral100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0

us-gaap:DerivativeLiabilities us-gaap:DerivativeInstrumentRisk

us-gaap:DerivativeLiabilities

us-gaap:OtherContract


Derivative
Period End2021-06-302021-03-312020-12-312020-09-30
Value97113107152
Percentage of DerivativeLiabilities100.0100.0100.0100.0

us-gaap:DerivativeLiabilityCollateralRightToReclaimCashOffset us-gaap:DerivativeInstrumentRisk

us-gaap:DerivativeLiabilityCollateralRightToReclaimCashOffset

us-gaap:CommodityContract


Derivative
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312013-12-31
Value490111822449.2571.07712231.77.91740110.00.00.00.00.00.00.00.00.00.00.00.00.00.2090.1320.266
Percentage of DerivativeLiabilityCollateralRightToReclaimCashOffset100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.00.00.00.00.00.00.00.00.00.00.00.0100.0100.0100.0

us-gaap:DerivativeLiabilityFairValueGrossAsset us-gaap:DerivativeInstrumentRisk

us-gaap:DerivativeLiabilityFairValueGrossAsset

us-gaap:CommodityContract


Derivative
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-31
Value5763403284334413152262883302002561049450864249452363702119152721222326262017356673
Percentage of DerivativeLiabilityFairValueGrossAsset100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DerivativeNetLiabilityPositionAggregateFairValue

us-gaap:DerivativeNetLiabilityPositionAggregateFairValue


Derivative
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302019-12-31
Value11661761372286.20.0
Percentage of DerivativeNetLiabilityPositionAggregateFairValue100.0100.0100.0100.0100.00.0

us-gaap:EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized us-gaap:AwardType

us-gaap:EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized

eqt:NonqualifiedStockOptions


Employee
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-31
Value0.80.10.42.53.12.91.92.1
Percentage of EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:RestrictedStock


Employee
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-31
Value9.32.12.5115.9139.47.0
Percentage of EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized1162.52100.0625.0468.0190.3455.2494.7333.3

us-gaap:StockAppreciationRightsSARS


Employee
Period End2020-12-31
Value4.7
Percentage of EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized587.5

us-gaap:EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized us-gaap:AwardType, us-gaap:PlanName

us-gaap:PerformanceShares, eqt:IncentivePSUProgram


Employee
Period End2020-12-31
Value6.2
Percentage of EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized775.0

us-gaap:PerformanceShares, eqt:IncentivePSUProgramLiability


Employee
Period End2020-12-31
Value0.8
Percentage of EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized100.0

us-gaap:PerformanceShares, eqt:IncentivePSUProgramsEquitySettled


Employee
Period End2020-12-31
Value0.1
Percentage of EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized12.5

us-gaap:EquityMethodInvestmentAggregateCost

us-gaap:EquityMethodInvestmentAggregateCost


Equity
Period End2020-12-312020-09-302020-06-302020-03-312019-12-31
Value203214210127676
Percentage of EquityMethodInvestmentAggregateCost100.0100.0100.0100.0100.0

us-gaap:EquityMethodInvestmentOwnershipPercentage dei:LegalEntity, us-gaap:Ownership, us-gaap:Range, us-gaap:CapitalizedCostsOfUnprovedPropertiesExcludedFromAmortizationByPropertyOrProject, us-gaap:StatementScenario

us-gaap:EquityMethodInvestmentOwnershipPercentage

eqt:EQTMidstreamPartnersLP, eqt:MVPJointVenture, srt:Maximum, eqt:MVPSouthgateProject, us-gaap:ScenarioForecast


Equity
Period End2020-12-31
Value0.48
Percentage of EquityMethodInvestmentOwnershipPercentage100.0

eqt:EQTMidstreamPartnersLP, eqt:MVPJointVenture, srt:Minimum, eqt:MVPSouthgateProject, us-gaap:ScenarioForecast


Equity
Period End2020-12-31
Value0.33
Percentage of EquityMethodInvestmentOwnershipPercentage68.8

us-gaap:EscrowDeposit us-gaap:BusinessAcquisition

us-gaap:EscrowDeposit

eqt:AltaRecourseDevelopmentLLC


Escrow
Period End2021-05-31
Value146
Percentage of EscrowDeposit100.0

us-gaap:FiniteLivedIntangibleAssetsAccumulatedAmortization

us-gaap:FiniteLivedIntangibleAssetsAccumulatedAmortization


Finite
Period End2020-12-312019-12-312018-12-312017-12-31
Value10882465.4
Percentage of FiniteLivedIntangibleAssetsAccumulatedAmortization100.0100.0100.0100.0

us-gaap:FiniteLivedNoncompeteAgreementsGross

us-gaap:FiniteLivedNoncompeteAgreementsGross


Finite
Period End2020-12-312019-12-31
Value108124
Percentage of FiniteLivedNoncompeteAgreementsGross100.0100.0

us-gaap:GuaranteeObligationsMaximumExposure us-gaap:GuaranteeObligationsByNature

us-gaap:GuaranteeObligationsMaximumExposure

eqt:NorescoGuaranteesEnergySavings


Guarantee
Period End2020-12-312018-12-312011-12-312010-12-31
Value4476213234
Percentage of GuaranteeObligationsMaximumExposure100.0100.0100.0100.0

us-gaap:IncomeTaxExaminationLiabilityRefundAdjustmentFromSettlementWithTaxingAuthority us-gaap:IncomeTaxAuthority

us-gaap:IncomeTaxExaminationLiabilityRefundAdjustmentFromSettlementWithTaxingAuthority

us-gaap:StateAndLocalJurisdiction


Income
Period End2020-12-31
Value33
Percentage of IncomeTaxExaminationLiabilityRefundAdjustmentFromSettlementWithTaxingAuthority100.0

us-gaap:IncomeTaxesReceivable

us-gaap:IncomeTaxesReceivable


Income
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312017-12-31
Value5020139129812712713013114
Percentage of IncomeTaxesReceivable100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:InterestPayableCurrent

us-gaap:InterestPayableCurrent


Interest
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-31
Value91364252393637292932
Percentage of InterestPayableCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths


Lessee
Period End2020-12-31
Value26
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths100.0

us-gaap:LettersOfCreditOutstandingAmount us-gaap:CreditFacility, us-gaap:DebtInstrument

us-gaap:LettersOfCreditOutstandingAmount

us-gaap:RevolvingCreditFacility, eqt:EQT2.5BillionFacility


Letters
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value6707707918008007000.00.00.00.00.00.00.00.01590.00.00.0
Percentage of LettersOfCreditOutstandingAmount100.0100.0100.0100.0100.0100.00.00.00.00.00.00.00.00.0100.00.00.00.0

us-gaap:LettersOfCreditOutstandingAmount us-gaap:LongtermDebtType

us-gaap:SuretyBond


Letters
Period End2020-12-31
Value93
Percentage of LettersOfCreditOutstandingAmount11.8

us-gaap:LiabilityForUncertainTaxPositionsCurrent us-gaap:BalanceSheetLocation

us-gaap:LiabilityForUncertainTaxPositionsCurrent

us-gaap:ValuationAllowanceOfDeferredTaxAssets


Liability
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-31
Value90113888475114109.8
Percentage of LiabilityForUncertainTaxPositionsCurrent100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:LineOfCreditFacilityMaximumBorrowingCapacity us-gaap:CreditFacility, us-gaap:DebtInstrument

us-gaap:LineOfCreditFacilityMaximumBorrowingCapacity

us-gaap:RevolvingCreditFacility, eqt:EQT2.5BillionFacility


Line
Period End2021-06-302021-03-312019-12-312019-09-302019-06-302018-12-312018-09-302018-06-302018-03-312017-11-132017-06-30
Value25002500250025002500250025002500250025001500
Percentage of LineOfCreditFacilityMaximumBorrowingCapacity100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:LongTermDebtFairValue

us-gaap:LongTermDebtFairValue


Long
Period End2020-12-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302010-12-31
Value558849853800390046004553810081005600574535003500350035103100300028002803310032003300330033002900280028002800280029002900310031003000300020002000
Percentage of LongTermDebtFairValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:LongTermDebtFairValue us-gaap:DebtInstrument

eqt:EQMMidstreamNotes


Long
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312018-12-31
Value123122130131132125128121
Percentage of LongTermDebtFairValue0.00.02.30.00.00.02.62.7

us-gaap:LongTermDebtFairValue us-gaap:DebtInstrument, us-gaap:FairValueByFairValueHierarchyLevel

eqt:EQMMidstreamNotes, us-gaap:FairValueInputsLevel3


Long
Period End2020-12-312019-12-31
Value130128
Percentage of LongTermDebtFairValue2.32.6

us-gaap:LongTermDebtFairValue us-gaap:DebtInstrument, us-gaap:LongtermDebtType

eqt:A3.00SeniorNotesDue2022, us-gaap:SeniorNotes


Long
Period End2020-12-312019-12-31
Value578737
Percentage of LongTermDebtFairValue10.314.8

eqt:A3.90SeniorNotesDue2027, us-gaap:SeniorNotes


Long
Period End2020-12-312019-12-31
Value12491167
Percentage of LongTermDebtFairValue22.423.4

eqt:ConvertibleSeniorNotesDueMay12026, us-gaap:SeniorNotes


Long
Period End2020-12-31
Value587
Percentage of LongTermDebtFairValue10.5

eqt:CreditFacilityExpiringJuly2022, us-gaap:LineOfCredit


Long
Period End2020-12-312019-12-31
Value300294
Percentage of LongTermDebtFairValue5.45.9

eqt:Debentures7.75PercentDueJuly152026, us-gaap:SeniorNotes


Long
Period End2020-12-312019-12-31
Value137129
Percentage of LongTermDebtFairValue2.52.6

eqt:EQMMidstreamNotes, us-gaap:NotesPayableOtherPayables


Long
Period End2020-12-312019-12-31
Value130128
Percentage of LongTermDebtFairValue2.32.6

eqt:SeniorNotesDueFebruary12025, us-gaap:SeniorNotes


Long
Period End2020-12-31
Value1146
Percentage of LongTermDebtFairValue20.5

eqt:SeniorNotesDueFebruary12030, us-gaap:SeniorNotes


Long
Period End2020-12-31
Value924
Percentage of LongTermDebtFairValue16.5

eqt:SeniorNotesDueJanuary152029, us-gaap:SeniorNotes


Long
Period End2020-12-31
Value371
Percentage of LongTermDebtFairValue6.6

eqt:SeniorNotesDueNovember2021, us-gaap:SeniorNotes


Long
Period End2020-12-312019-12-31
Value128774
Percentage of LongTermDebtFairValue2.315.5

eqt:SeniorNotesSeriesADue20202021, us-gaap:SeniorNotes


Long
Period End2020-12-312019-12-31
Value2537
Percentage of LongTermDebtFairValue0.50.7

eqt:SeniorNotesSeriesBDue2023, us-gaap:SeniorNotes


Long
Period End2020-12-312019-12-31
Value1010
Percentage of LongTermDebtFairValue0.20.2

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalAfterYearFive

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalAfterYearFive


Long
Period End2020-12-312019-12-312018-12-31
Value296513651365
Percentage of LongTermDebtMaturitiesRepaymentsOfPrincipalAfterYearFive100.0100.0100.0

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalAfterYearFive us-gaap:DebtInstrument

eqt:EQMMidstreamNotes


Long
Period End2020-12-312019-12-31
Value7582
Percentage of LongTermDebtMaturitiesRepaymentsOfPrincipalAfterYearFive2.66.0

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths us-gaap:DebtInstrument

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths

eqt:EQMMidstreamNotes


Long
Period End2020-12-312019-12-31
Value5.25.0
Percentage of LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths100.0100.0

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive


Long
Period End2020-12-312019-12-312018-12-31
Value10000.010.0
Percentage of LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive100.00.0100.0

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive us-gaap:DebtInstrument

eqt:EQMMidstreamNotes


Long
Period End2020-12-312019-12-31
Value6.56.3
Percentage of LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive0.70.0

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour


Long
Period End2020-12-312019-12-312018-12-31
Value0.010.0750
Percentage of LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour0.0100.0100.0

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour us-gaap:DebtInstrument

eqt:EQMMidstreamNotes


Long
Period End2020-12-312019-12-31
Value6.35.8
Percentage of LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour0.058.0

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree


Long
Period End2020-12-312019-12-312018-12-31
Value10.0750774
Percentage of LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree100.0100.0100.0

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree us-gaap:DebtInstrument

eqt:EQMMidstreamNotes


Long
Period End2020-12-312019-12-31
Value5.85.5
Percentage of LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree58.00.7

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo us-gaap:DebtInstrument

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo

eqt:EQMMidstreamNotes


Long
Period End2020-12-312019-12-31
Value5.55.2
Percentage of LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo100.0100.0

us-gaap:LongTermLineOfCredit

us-gaap:LongTermLineOfCredit


Long
Period End2021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302016-12-31
Value300300244380.02941610.0350800472500189217611050.0
Percentage of LongTermLineOfCredit100.0100.0100.0100.00.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.00.0

us-gaap:MarginDepositAssets

us-gaap:MarginDepositAssets


Margin
Period End2020-12-312019-12-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312010-12-312009-12-31
Value82120.10.20.10.10.30.40.71.10.70.60.71.30.10.56.9
Percentage of MarginDepositAssets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OperatingLossCarryforwards us-gaap:IncomeTaxAuthority

us-gaap:OperatingLossCarryforwards

us-gaap:DomesticCountry


Operating
Period End2020-12-312019-12-312018-12-31
Value23321832
Percentage of OperatingLossCarryforwards100.0100.0100.0

us-gaap:OperatingLossCarryforwardsValuationAllowance us-gaap:IncomeTaxAuthority

us-gaap:OperatingLossCarryforwardsValuationAllowance

us-gaap:DomesticCountry


Operating
Period End2020-12-312019-12-312018-12-312017-12-31
Value22222222
Percentage of OperatingLossCarryforwardsValuationAllowance100.0100.0100.0100.0

us-gaap:StateAndLocalJurisdiction


Operating
Period End2020-12-312019-12-312018-12-312017-12-31
Value387324279217
Percentage of OperatingLossCarryforwardsValuationAllowance1700.41421.51225.9947.6

us-gaap:OtherNotesPayable

us-gaap:OtherNotesPayable


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-31
Value979899101102103105
Percentage of OtherNotesPayable100.0100.0100.0100.0100.0100.0100.0

us-gaap:PropertyPlantAndEquipmentOtherNet

us-gaap:PropertyPlantAndEquipmentOtherNet


Property
Period End2020-12-312019-12-31
Value149241
Percentage of PropertyPlantAndEquipmentOtherNet100.0100.0

us-gaap:RestructuringReserveCurrent

us-gaap:RestructuringReserveCurrent


Restructuring
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value2.536118.893410.338
Percentage of RestructuringReserveCurrent100.0100.0100.0100.0100.0

us-gaap:RevenueRemainingPerformanceObligation

us-gaap:RevenueRemainingPerformanceObligation


Revenue
Period End2020-12-31
Value6.794
Percentage of RevenueRemainingPerformanceObligation100.0

us-gaap:RevenueRemainingPerformanceObligation us-gaap:ProductOrService

eqt:NaturalGasSales


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value871331788.46117265722242854203654
Percentage of RevenueRemainingPerformanceObligation0.00.02621.40.00.00.00.00.00.00.00.00.00.00.0

us-gaap:SaleOfStockPricePerShare

us-gaap:SaleOfStockPricePerShare


Sale
Period End2020-11-30
Value15.5
Percentage of SaleOfStockPricePerShare100.0

us-gaap:SeniorNotes

us-gaap:SeniorNotes


Senior
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312017-12-31
Value499943784371435144634117387838873886388438824575
Percentage of SeniorNotes100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue us-gaap:AwardType

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue

us-gaap:RestrictedStock


Share
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-31
Value11.5632.459.7966.8681.6179.974.961.9849.86
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue us-gaap:AwardType, us-gaap:PlanName

us-gaap:PerformanceShares, eqt:IncentivePSUProgramCashSettled


Share
Period End2020-12-312019-12-312018-12-312017-12-31
Value43.5260.1996.67120.6
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue376.5185.8161.7180.4

us-gaap:PerformanceShares, eqt:IncentivePSUProgramsEquitySettled


Share
Period End2020-12-312019-12-312018-12-312017-12-31
Value15.9244.2794.36115.1
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue137.7136.6157.8172.2

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice us-gaap:AwardType

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice

eqt:NonqualifiedStockOptions


Share
Period End2020-12-31
Value28.41
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice100.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue us-gaap:AwardType

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue

eqt:NonqualifiedStockOptions


Share
Period End2020-12-31
Value2710000.0
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue100.0

us-gaap:StockAppreciationRightsSARS


Share
Period End2020-12-31
Value3360400.0
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue124.0

us-gaap:SharePrice us-gaap:DebtInstrument, us-gaap:LongtermDebtType

us-gaap:SharePrice

eqt:A175SeniorNotesDue2026, us-gaap:SeniorNotes


Share
Period End2021-06-302021-03-31
Value22.2618.58
Percentage of SharePrice100.0100.0

us-gaap:TaxesPayableCurrentAndNoncurrent

us-gaap:TaxesPayableCurrentAndNoncurrent


Taxes
Period End2020-12-31
Value23
Percentage of TaxesPayableCurrentAndNoncurrent100.0

us-gaap:TreasuryStockShares

us-gaap:TreasuryStockShares


Treasury
Period End2020-12-312020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value1.6581.7131.7411.8321.8332.2072.2262.7532.7992.842.8713.5514.5534.5694.585.0695.1395.155.2285.793222223232323232424252525262626262626262626
Percentage of TreasuryStockShares100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:UnamortizedDebtIssuanceExpense us-gaap:DebtInstrument, us-gaap:LongtermDebtType

us-gaap:UnamortizedDebtIssuanceExpense

eqt:A175SeniorNotesDue2026, us-gaap:SeniorNotes


Unamortized
Period End2021-06-302021-03-312020-12-312020-09-30
Value10101111
Percentage of UnamortizedDebtIssuanceExpense100.0100.0100.0100.0

us-gaap:UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestAccrued

us-gaap:UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestAccrued


Unrecognized
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-312009-12-312008-12-31
Value1115118.45.23.62.00.20.52.3121513
Percentage of UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestAccrued100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:UnrecognizedTaxBenefitsThatWouldImpactEffectiveTaxRate

us-gaap:UnrecognizedTaxBenefitsThatWouldImpactEffectiveTaxRate


Unrecognized
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-312009-12-312008-12-31
Value911501241201029433335.35.28.98.910
Percentage of UnrecognizedTaxBenefitsThatWouldImpactEffectiveTaxRate100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ValuationAllowancesAndReservesBalance us-gaap:ValuationAllowancesAndReservesType

us-gaap:ValuationAllowancesAndReservesBalance

us-gaap:ValuationAllowanceOfDeferredTaxAssets


Valuation
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-31
Value5294233512622011566456
Percentage of ValuationAllowancesAndReservesBalance100.0100.0100.0100.0100.0100.0100.0100.0

Line plots across dimensions of each concept


TTM Greenblatt ROC
_
(None,)
T T M  Greenblatt  R O C_
us-gaap:InterestExpenseDebt
us-gaap:DebtInstrument, us-gaap:LongtermDebtType
(None, 'us-gaap:SeniorNotes')
Interest Expense Debtus-gaap: Debt Instrument, us-gaap: Longterm Debt Type
us-gaap:ProfitLoss
us-gaap:StatementEquityComponents
(None,)
Profit Lossus-gaap: Statement Equity Components
us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax
us-gaap:ProductOrService
(None,)
Revenue From Contract With Customer Excluding Assessed Taxus-gaap: Product Or Service
us-gaap:StockholdersEquity
us-gaap:StatementEquityComponents
(None,)
Stockholders Equityus-gaap: Statement Equity Components
us-gaap:LongTermDebt
us-gaap:DebtInstrument, us-gaap:LongtermDebtType
(None, 'us-gaap:SeniorNotes')
Long Term Debtus-gaap: Debt Instrument, us-gaap: Longterm Debt Type
us-gaap:StockholdersEquity
us-gaap:StatementEquityComponents
(None,)
Stockholders Equityus-gaap: Statement Equity Components
us-gaap:StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest
us-gaap:StatementEquityComponents
(None,)
Stockholders Equity Including Portion Attributable To Noncontrolling Interestus-gaap: Statement Equity Components
us-gaap:ProfitLoss
us-gaap:StatementEquityComponents
(None,)
Profit Lossus-gaap: Statement Equity Components