HES


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

Table of contents



us-gaap:CommonStockValue

us-gaap:CommonStockSharesOutstanding

us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding

us-gaap:WeightedAverageNumberOfSharesOutstandingBasic
us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecurities
us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount

us-gaap:EarningsPerShareBasic

us-gaap:EarningsPerShareDiluted

us-gaap:ComprehensiveIncomeNetOfTax

us-gaap:ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest

us-gaap:ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest

us-gaap:CostsAndExpenses

us-gaap:GeneralAndAdministrativeExpense

us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest

us-gaap:IncomeTaxExpenseBenefit
us-gaap:ConsolidationItems
us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

us-gaap:InterestExpense

us-gaap:NetIncomeLoss
us-gaap:ConsolidationItems
us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

us-gaap:NetIncomeLossAttributableToNoncontrollingInterest

us-gaap:NetIncomeLossAvailableToCommonStockholdersBasic

us-gaap:OperatingCostsAndExpenses

us-gaap:OtherComprehensiveIncomeLossNetOfTax
us-gaap:StatementEquityComponents

us-gaap:OtherNonoperatingIncomeExpense

us-gaap:ProfitLoss
us-gaap:StatementEquityComponents

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

us-gaap:Revenues

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

us-gaap:Liabilities
us-gaap:ConsolidatedEntities, us-gaap:Ownership, us-gaap:RecourseStatus
us-gaap:Ownership, us-gaap:InvestmentsByConsolidatedAndNonconsolidatedEntities
us-gaap:Ownership, us-gaap:RecourseStatus

us-gaap:LiabilitiesAndStockholdersEquity

us-gaap:StockholdersEquity

us-gaap:AssetsCurrent

us-gaap:CashAndCashEquivalentsAtCarryingValue
us-gaap:ConsolidatedEntities, us-gaap:Ownership
us-gaap:Ownership

us-gaap:InventoryNet

us-gaap:InventoryRawMaterialsAndSupplies

us-gaap:OtherAssetsCurrent

us-gaap:PropertyPlantAndEquipmentGross
us-gaap:ConsolidationItems
us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

us-gaap:AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment

us-gaap:PropertyPlantAndEquipmentNet
us-gaap:ConsolidatedEntities, us-gaap:Ownership
us-gaap:ConsolidationItems
us-gaap:ConsolidationItems, us-gaap:StatementGeographical
us-gaap:Ownership
us-gaap:Ownership, us-gaap:InvestmentsByConsolidatedAndNonconsolidatedEntities
us-gaap:StatementBusinessSegments

us-gaap:InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures
us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

us-gaap:Goodwill
us-gaap:StatementBusinessSegments

us-gaap:OperatingLeaseRightOfUseAsset

us-gaap:OtherAssetsNoncurrent

us-gaap:AccountsPayableCurrent

us-gaap:AccruedLiabilitiesCurrent

us-gaap:LiabilitiesCurrent

us-gaap:LongTermDebtCurrent

us-gaap:OperatingLeaseLiabilityCurrent

us-gaap:OtherAccruedLiabilitiesCurrent

us-gaap:TaxesPayableCurrent

us-gaap:LongTermDebt
us-gaap:FairValueByMeasurementBasis
us-gaap:StatementBusinessSegments

us-gaap:LongTermDebtNoncurrent

us-gaap:DeferredIncomeTaxLiabilitiesNet
us-gaap:RetirementPlanFundingStatus
us-gaap:PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent

us-gaap:MinorityInterest

us-gaap:OtherLiabilitiesNoncurrent

us-gaap:OperatingLeaseLiabilityNoncurrent

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearTwo

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearThree

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFour

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFive

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive

us-gaap:OperatingLeaseLiability

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDue

us-gaap:LesseeOperatingLeaseLiabilityUndiscountedExcessAmount

us-gaap:StockholdersEquity

us-gaap:StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest
us-gaap:StatementEquityComponents

us-gaap:CommonStockValue

us-gaap:AdditionalPaidInCapitalCommonStock

us-gaap:RetainedEarningsAccumulatedDeficit

us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax
us-gaap:Energy, us-gaap:DerivativeInstrumentRisk, us-gaap:HedgingDesignation

us-gaap:MinorityInterest

us-gaap:AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue
us-gaap:StatementEquityComponents

us-gaap:MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders
us-gaap:StatementEquityComponents

us-gaap:NetCashProvidedByUsedInOperatingActivities

us-gaap:NetCashProvidedByUsedInInvestingActivities

us-gaap:NetCashProvidedByUsedInFinancingActivities

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect

us-gaap:DepreciationDepletionAndAmortization
us-gaap:ConsolidationItems
us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

us-gaap:IncreaseDecreaseInAccountsReceivable

us-gaap:IncreaseDecreaseInInventories

us-gaap:IncreaseDecreaseInOtherOperatingCapitalNet

us-gaap:NetCashProvidedByUsedInOperatingActivities

us-gaap:NetIncomeLoss
us-gaap:ConsolidationItems
us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

us-gaap:ProfitLoss
us-gaap:StatementEquityComponents

us-gaap:ShareBasedCompensation

us-gaap:NetCashProvidedByUsedInInvestingActivities

us-gaap:NetCashProvidedByUsedInFinancingActivities

us-gaap:ProceedsFromIssuanceOfLongTermDebt

us-gaap:RepaymentsOfLongTermDebt

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice

us-gaap:DeferredTaxLiabilities

us-gaap:DeferredTaxAssetsNet

us-gaap:UnrecognizedTaxBenefits

us-gaap:DeferredTaxAssetsValuationAllowance
us-gaap:IncomeTaxAuthority, us-gaap:StatementBusinessSegments

hes:DecreaseInParentsControllingInterestInConsolidatedSubsidiary
hes:DescriptionOfComponent, us-gaap:StatementEquityComponents
hes:DescriptionofComponent, us-gaap:StatementEquityComponents
us-gaap:StatementEquityComponents

hes:ExploratoryDryHoleCosts
us-gaap:PropertyPlantAndEquipmentByType
hes:ImpairmentChargeAfterIncomeTax
us-gaap:StatementGeographical, us-gaap:CapitalizedCostsOfUnprovedPropertiesExcludedFromAmortizationByPropertyOrProject, us-gaap:PropertyPlantAndEquipmentByType

hes:InventoryCrudeOilSold
us-gaap:PublicUtilitiesInventory

hes:InventoryWriteDownAfterIncomeTax

hes:LossContingencyAfterTax

hes:MarketingIncludingPurchasedOilAndGas

hes:NetNonServicePensionIncomeExpenseCostsInOtherNet
us-gaap:DisposalGroupClassification, us-gaap:IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperations
hes:NetProductionFromAcreageSold

hes:NumberOfClassASharesOfSubsidiaryPublicOffering
us-gaap:SubsequentEventType
hes:NumberOfUnitsHeldByParentAndNoncontrollingInterestRepurchasedByConsolidatedSubsidiary
us-gaap:SubsequentEventType
hes:ProceedsFromRepurchaseOfUnitsHeldByParentAndNoncontrollingInterestByConsolidatedSubsidiary
us-gaap:SubsequentEventType
hes:ProceedsFromRepurchaseOfUnitsHeldByParentByConsolidatedSubsidiary

hes:ProceedsFromSaleOfSharesOfSubsidiary

hes:RevenueFromContractWithCustomerAndOtherOperatingRevenuesExcludingAssessedTax
us-gaap:ConsolidationItems
us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments
us-gaap:ConsolidationItems, us-gaap:StatementGeographical, us-gaap:StatementBusinessSegments
us-gaap:StatementBusinessSegments

hes:TangibleAssetImpairmentChargeAndOther
us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

us-gaap:AssetImpairmentCharges
us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

us-gaap:CapitalizedExploratoryWellCostAdditionsPendingDeterminationOfProvedReserves

us-gaap:CapitalizedExploratoryWellCostChargedToExpense1
us-gaap:CapitalizedCostsOfUnprovedPropertiesExcludedFromAmortizationByPropertyOrProject

us-gaap:DeferredIncomeTaxesAndTaxCredits

us-gaap:DefinedBenefitPlanAmortizationOfGainsLosses

us-gaap:DefinedBenefitPlanExpectedReturnOnPlanAssets

us-gaap:DefinedBenefitPlanInterestCost

us-gaap:DefinedBenefitPlanNetPeriodicBenefitCost

us-gaap:DefinedBenefitPlanRecognizedNetGainLossDueToSettlements1

us-gaap:DefinedBenefitPlanServiceCost
us-gaap:DerivativeInstrumentRisk, us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship, us-gaap:HedgingDesignation
us-gaap:DerivativeInstrumentsGainLossReclassificationFromAccumulatedOCIToIncomeEstimatedNetAmountToBeTransferred

us-gaap:DividendsCommonStock
us-gaap:StatementEquityComponents
us-gaap:EnvironmentalRemediationSite
us-gaap:EnvironmentalExitCostsAnticipatedCost

us-gaap:ExplorationExpense
us-gaap:CapitalizedCostsOfUnprovedPropertiesExcludedFromAmortizationByPropertyOrProject
us-gaap:StatementScenario, us-gaap:CapitalizedCostsOfUnprovedPropertiesExcludedFromAmortizationByPropertyOrProject

us-gaap:FinanceLeasePrincipalPayments
us-gaap:DerivativeInstrumentRisk, us-gaap:HedgingDesignation
us-gaap:ForeignCurrencyTransactionGainLossBeforeTax
us-gaap:DerivativeInstrumentRisk, us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship, us-gaap:HedgingDesignation
us-gaap:GainLossOnDerivativeInstrumentsNetPretax
us-gaap:DerivativeInstrumentRisk, us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship, us-gaap:HedgingDesignation, us-gaap:PublicUtilitiesInventory
us-gaap:DerivativeInstrumentRisk, us-gaap:PublicUtilitiesInventory
us-gaap:DerivativeInstrumentRisk, us-gaap:HedgingDesignation
us-gaap:GainLossOnForeignCurrencyDerivativeInstrumentsNotDesignatedAsHedgingInstruments

us-gaap:GainLossOnSaleOfOilAndGasProperty

us-gaap:ImpairmentOfLeasehold

us-gaap:IncreaseDecreaseInAccountsPayableAndAccruedLiabilities

us-gaap:IncreaseDecreaseInAccruedTaxesPayable
us-gaap:DerivativeInstrumentRisk, us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship, us-gaap:HedgingDesignation
us-gaap:IncreaseDecreaseInFairValueOfInterestRateFairValueHedgingInstruments1
us-gaap:AwardType
us-gaap:IncrementalCommonSharesAttributableToShareBasedPaymentArrangements

us-gaap:InventoryWriteDown

us-gaap:LossContingencyLossInPeriod

us-gaap:OtherComprehensiveIncomeDefinedBenefitPlansNetUnamortizedGainLossArisingDuringPeriodNetOfTax

us-gaap:OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTaxParent

us-gaap:OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAfterTax

us-gaap:OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAndTax

us-gaap:OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationAfterTax

us-gaap:OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationBeforeTax

us-gaap:OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax

us-gaap:OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansNetUnamortizedGainLossArisingDuringPeriodBeforeTax

us-gaap:OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossBeforeTax

us-gaap:OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossNetOfTax

us-gaap:OtherOperatingIncomeExpenseNet
us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments
us-gaap:ConsolidationItems, us-gaap:StatementGeographical, us-gaap:StatementBusinessSegments

us-gaap:PaymentsForPostemploymentBenefits

us-gaap:PaymentsForProceedsFromOtherInvestingActivities

us-gaap:PaymentsOfOrdinaryDividends

us-gaap:PaymentsToAcquireMachineryAndEquipment

us-gaap:PaymentsToAcquireOilAndGasPropertyAndEquipment
us-gaap:CapitalizedCostsOfUnprovedPropertiesExcludedFromAmortizationByPropertyOrProject, us-gaap:SubsequentEventType
us-gaap:ProceedsFromDivestitureOfBusinessesAndInterestsInAffiliates

us-gaap:ProceedsFromPaymentsForOtherFinancingActivities

us-gaap:ProceedsFromPaymentsToMinorityShareholders

us-gaap:ProceedsFromRepaymentsOfShortTermDebtMaturingInThreeMonthsOrLess

us-gaap:ProceedsFromSaleOfOilAndGasPropertyAndEquipment
us-gaap:DisposalGroupClassification, us-gaap:IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperations
us-gaap:DisposalGroupClassification, us-gaap:IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperations, us-gaap:SubsequentEventType

us-gaap:ProductionTaxExpense

us-gaap:PropertyPlantAndEquipmentAdditions
us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

us-gaap:ReclassificationToWellFacilitiesAndEquipmentBasedOnDeterminationOfProvedReserves
us-gaap:CapitalizedCostsOfUnprovedPropertiesExcludedFromAmortizationByPropertyOrProject
us-gaap:SubsequentEventType
us-gaap:RepaymentsOfUnsecuredDebt

us-gaap:SeveranceCosts1
us-gaap:IncomeStatementLocation

us-gaap:TangibleAssetImpairmentCharges
us-gaap:PropertyPlantAndEquipmentByType
us-gaap:StatementGeographical, us-gaap:CapitalizedCostsOfUnprovedPropertiesExcludedFromAmortizationByPropertyOrProject, us-gaap:PropertyPlantAndEquipmentByType

us-gaap:UnrealizedGainLossOnDerivativesAndCommodityContracts

hes:AccruedCapitalExpendituresCurrent

hes:AccruedOperatingAndMarketingExpenditures
us-gaap:CapitalizedCostsOfUnprovedPropertiesExcludedFromAmortizationByPropertyOrProject
hes:CapitalizedWellCostsGreaterThanOneYearAttributableToProject

hes:DeferredAssetsNetOfValuationAllowanceForeign
us-gaap:DisposalGroupClassification, us-gaap:IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperations
hes:DevelopedAndUndevelopedAcreageSold
us-gaap:DisposalGroupClassification, us-gaap:IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperations, us-gaap:SubsequentEventType

hes:EmployeeServiceShareBasedCompensationUnrecognizedCompensationCostsOnNonvestedAwardsDueInYearThree

hes:EmployeeServiceShareBasedCompensationUnrecognizedCompensationCostsOnNonvestedAwardsDueInYearTwo

hes:EmployeeServiceShareBasedCompensationUnrecognizedCompensationCostsOnNonvestedAwardsDueWithinTwelveMonths
us-gaap:DisposalGroupClassification, us-gaap:IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperations
hes:ExpectedProceedsFromDivestitureOfBusinessesAndInterestsInAffiliates
us-gaap:DisposalGroupClassification, us-gaap:LongLivedAssetsHeldForSaleByAssetType
us-gaap:StatementBusinessSegments
hes:InterestRateHedgingFairValueAccumulatedAdjustments

hes:InventoryCrudeOilInTransit
us-gaap:PublicUtilitiesInventory
us-gaap:SubsequentEventType

hes:LiabilitiesHeldForSaleNotPartOfDisposalGroupCurrent
us-gaap:DisposalGroupClassification, us-gaap:LongLivedAssetsHeldForSaleByAssetType
us-gaap:IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperations

hes:OperatingAndFinanceLeaseLiabilitiesCurrent
us-gaap:AccountsNotesLoansAndFinancingReceivablesByLegalEntityOfCounterpartyType
hes:PercentageOfNetReceivables
us-gaap:FairValueConcentrationOfRiskDisclosureItems
us-gaap:LongTermPurchaseCommitmentByCategoryOfItemPurchased
hes:UnrecordedUnconditionalPurchaseObligationBalanceOnFourthAndFifthAnniversary
us-gaap:LongTermPurchaseCommitmentByCategoryOfItemPurchased
hes:UnrecordedUnconditionalPurchaseObligationBalanceOnSecondAndThirdAnniversary

us-gaap:AccountsAndOtherReceivablesNetCurrent

us-gaap:AccruedRoyaltiesCurrent

us-gaap:AccumulatedOtherComprehensiveIncomeLossDefinedBenefitPensionAndOtherPostretirementPlansNetOfTax

us-gaap:AssetRetirementObligation
us-gaap:CapitalizedCostsOfUnprovedPropertiesExcludedFromAmortizationByPropertyOrProject

us-gaap:AssetRetirementObligationCurrent

us-gaap:AssetRetirementObligationLegallyRestrictedAssetsFairValue

us-gaap:AssetRetirementObligationsNoncurrent

us-gaap:AssetsHeldForSaleNotPartOfDisposalGroupCurrent
us-gaap:CapitalizedCostsOfUnprovedPropertiesExcludedFromAmortizationByPropertyOrProject
us-gaap:DisposalGroupClassification, us-gaap:LongLivedAssetsHeldForSaleByAssetType
us-gaap:IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperations
us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments
us-gaap:CapitalizedCostsWellsAndRelatedEquipmentAndFacilities

us-gaap:CapitalizedExploratoryWellCosts

us-gaap:CapitalizedExploratoryWellCostsThatHaveBeenCapitalizedForPeriodGreaterThanOneYear
us-gaap:AgingOfCapitalizedExploratoryWellCosts

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations

us-gaap:ContractWithCustomerAssetNetCurrent

us-gaap:CrudeOilAndNaturalGasLiquids
us-gaap:PublicUtilitiesInventory

us-gaap:DebtInstrumentCarryingAmount
us-gaap:StatementBusinessSegments
us-gaap:SubsequentEventType
us-gaap:DebtInstrumentFaceAmount

us-gaap:DebtLongtermAndShorttermCombinedAmount
us-gaap:CreditFacility, us-gaap:StatementBusinessSegments
us-gaap:StatementBusinessSegments

us-gaap:DeferredFinanceCostsNet
us-gaap:StatementBusinessSegments

us-gaap:DeferredIncomeTaxAssetsNet

us-gaap:DeferredIncomeTaxLiabilities

us-gaap:DeferredTaxAssetsGross

us-gaap:DeferredTaxAssetsOperatingLossCarryforwards
us-gaap:IncomeTaxAuthority
us-gaap:DeferredTaxAssetsOperatingLossCarryforwardsDomestic
us-gaap:IncomeTaxAuthority
us-gaap:DeferredTaxAssetsOperatingLossCarryforwardsForeign
us-gaap:IncomeTaxAuthority
us-gaap:DeferredTaxAssetsOperatingLossCarryforwardsStateAndLocal

us-gaap:DeferredTaxAssetsOther

us-gaap:DeferredTaxAssetsPropertyPlantAndEquipment

us-gaap:DeferredTaxAssetsTaxCreditCarryforwards

us-gaap:DeferredTaxAssetsTaxCreditCarryforwardsForeign

us-gaap:DeferredTaxAssetsTaxCreditCarryforwardsGeneralBusiness

us-gaap:DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefits

us-gaap:DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAssetRetirementObligations

us-gaap:DeferredTaxLiabilitiesOther

us-gaap:DeferredTaxLiabilitiesPropertyPlantAndEquipment
us-gaap:RetirementPlanFundingStatus
us-gaap:DefinedBenefitPlanAccumulatedBenefitObligation
us-gaap:RetirementPlanFundingStatus
us-gaap:DefinedBenefitPlanAccumulatedOtherComprehensiveIncomeBeforeTax
us-gaap:RetirementPlanFundingStatus
us-gaap:DefinedBenefitPlanAmountsRecognizedInBalanceSheet
us-gaap:RetirementPlanFundingStatus
us-gaap:DefinedBenefitPlanAssetsForPlanBenefitsNoncurrent
us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanAssumptionsUsedCalculatingBenefitObligationDiscountRate
us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanAssumptionsUsedCalculatingBenefitObligationRateOfCompensationIncrease
us-gaap:RetirementPlanFundingStatus
us-gaap:DefinedBenefitPlanBenefitObligation

us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsFiveFiscalYearsThereafter

us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsNextTwelveMonths

us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFive

us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFour

us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsYearThree

us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsYearTwo

us-gaap:DefinedBenefitPlanExpectedFutureEmployerContributionsCurrentFiscalYear

us-gaap:DefinedBenefitPlanExpectedFutureEmployerContributionsNextFiscalYear

us-gaap:DefinedBenefitPlanFairValueOfPlanAssets
us-gaap:RetirementPlanFundingStatus
us-gaap:DefinedBenefitPlanFundedStatusOfPlan
us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanHealthCareCostTrendRateAssumedNextFiscalYear
us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanUltimateHealthCareCostTrendRate1

us-gaap:DerivativeAssetFairValueGrossAssetIncludingNotSubjectToMasterNettingArrangement
us-gaap:DerivativeInstrumentRisk, us-gaap:HedgingDesignation
us-gaap:HedgingDesignation

us-gaap:DerivativeAssetFairValueGrossLiability

us-gaap:DerivativeAssets
hes:DescriptionOfDerivativeActivity, us-gaap:Energy, us-gaap:DerivativeInstrumentRisk
us-gaap:DerivativeAverageFloorPrice
hes:DescriptionOfDerivativeActivity, us-gaap:Energy, us-gaap:DerivativeInstrumentRisk, us-gaap:SubsequentEventType
us-gaap:Energy, us-gaap:DerivativeInstrumentRisk
us-gaap:Energy, us-gaap:DerivativeInstrumentRisk, us-gaap:SubsequentEventType

us-gaap:DerivativeLiabilities

us-gaap:DerivativeLiabilityFairValueGrossAsset

us-gaap:DerivativeLiabilityFairValueGrossLiabilityIncludingNotSubjectToMasterNettingArrangement
us-gaap:DerivativeInstrumentRisk, us-gaap:HedgingDesignation
us-gaap:Energy, us-gaap:DerivativeInstrumentRisk, us-gaap:HedgingDesignation
us-gaap:HedgingDesignation
hes:DescriptionOfDerivativeActivity, us-gaap:Energy, us-gaap:DerivativeInstrumentRisk
us-gaap:DerivativeNonmonetaryNotionalAmount
hes:DescriptionOfDerivativeActivity, us-gaap:Energy, us-gaap:DerivativeInstrumentRisk, us-gaap:SubsequentEventType
us-gaap:DerivativeInstrumentRisk
us-gaap:Energy, us-gaap:DerivativeInstrumentRisk
us-gaap:Energy, us-gaap:DerivativeInstrumentRisk, us-gaap:SubsequentEventType

us-gaap:EmployeeRelatedLiabilitiesCurrent

us-gaap:EnvironmentalExitCostsCostsAccruedToDate
us-gaap:ConsolidatedEntities, us-gaap:Ownership, us-gaap:EquityMethodInvestmentNonconsolidatedInvestee
us-gaap:EquityMethodInvestments
us-gaap:Ownership, us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName

us-gaap:FinanceLeaseLiability

us-gaap:FinanceLeaseLiabilityCurrent

us-gaap:FinanceLeaseLiabilityNoncurrent

us-gaap:FinanceLeaseLiabilityPaymentsDue

us-gaap:FinanceLeaseLiabilityPaymentsDueAfterYearFive

us-gaap:FinanceLeaseLiabilityPaymentsDueNextTwelveMonths

us-gaap:FinanceLeaseLiabilityPaymentsDueYearFive

us-gaap:FinanceLeaseLiabilityPaymentsDueYearFour

us-gaap:FinanceLeaseLiabilityPaymentsDueYearThree

us-gaap:FinanceLeaseLiabilityPaymentsDueYearTwo

us-gaap:FinanceLeaseLiabilityUndiscountedExcessAmount

us-gaap:FinanceLeaseRightOfUseAsset

us-gaap:FinanceLeaseRightOfUseAssetAccumulatedAmortization

us-gaap:FinanceLeaseRightOfUseAssetBeforeAccumulatedAmortization

us-gaap:IncomeTaxExaminationPenaltiesAndInterestAccrued

us-gaap:InterestPayableCurrent

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths

us-gaap:LettersOfCreditOutstandingAmount
us-gaap:CreditFacility

us-gaap:LineOfCredit
us-gaap:CreditFacility
us-gaap:LineOfCreditFacilityMaximumBorrowingCapacity
us-gaap:CreditFacility, us-gaap:LimitedPartnersCapitalAccountByClass
us-gaap:CreditFacility, us-gaap:SubsequentEventType
us-gaap:StatementBusinessSegments
us-gaap:LoansPayableToBank
us-gaap:SubsequentEventType

us-gaap:LongTermDebtFairValue
us-gaap:FairValueByFairValueHierarchyLevel

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalAfterYearFive
us-gaap:StatementBusinessSegments

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths
us-gaap:StatementBusinessSegments

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour
us-gaap:StatementBusinessSegments

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree
us-gaap:StatementBusinessSegments

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo
us-gaap:StatementBusinessSegments

us-gaap:LossContingencyAccrualAtCarryingValue

us-gaap:OperatingLeaseWeightedAverageDiscountRatePercent
us-gaap:RetirementPlanFundingStatus
us-gaap:PensionAndOtherPostretirementDefinedBenefitPlansCurrentLiabilities
us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments
us-gaap:ProvedOilAndGasPropertySuccessfulEffortMethod
us-gaap:RestructuringCostAndReserve
us-gaap:RestructuringAndRelatedCostExpectedCostRemaining1
us-gaap:DebtInstrument, us-gaap:StatementBusinessSegments
us-gaap:SeniorNotes
us-gaap:StatementBusinessSegments
us-gaap:AwardType
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber
us-gaap:AwardType
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue

us-gaap:SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1

us-gaap:StockRepurchaseProgramRemainingAuthorizedRepurchaseAmount1
us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments
us-gaap:UnprovedOilAndGasPropertySuccessfulEffortMethod

us-gaap:UnrecognizedTaxBenefitsThatWouldImpactEffectiveTaxRate
us-gaap:LongTermPurchaseCommitmentByCategoryOfItemPurchased
us-gaap:UnrecordedUnconditionalPurchaseObligationBalanceOnFirstAnniversary
us-gaap:LongTermPurchaseCommitmentByCategoryOfItemPurchased
us-gaap:UnrecordedUnconditionalPurchaseObligationBalanceSheetAmount
us-gaap:LongTermPurchaseCommitmentByCategoryOfItemPurchased
us-gaap:UnrecordedUnconditionalPurchaseObligationDueAfterFiveYears
us-gaap:BalanceSheetLocation
us-gaap:UnsecuredDebtCurrent

Plots across concepts


IncomeStatement
Comprehensive Income Net Of Tax
Expenses
Other Nonoperating Income Expense
Balance Sheet
Goodwill
Assets
Derivative Assets
Current Assets
Other Assets Current
NonCurrent Assets
Deferred Income Tax Assets Net
PropertyPlantAndEquipmentNet
Property Plant And Equipment Net
Liabilities
Derivative Liabilities
Current Liabilities
Operating Lease Liability Current
Noncurrent Liabilities
Deferred Income Tax Liabilities Net
Stockholders Equity
Accumulated Other Comprehensive Income Loss Net Of Tax
CashFlow
Net Cash Provided By Used In Financing Activities
NetCashProvidedByUsedInOperatingActivities
Net Income Loss
NetCashProvidedByUsedInInvestingActivities
Net Cash Provided By Used In Investing Activities
NetCashProvidedByUsedInFinancingActivities
Net Cash Provided By Used In Financing Activities
Shares
Common Stock Shares Outstanding
OperatingLeaseLiability
Operating Lease Liability Current
LesseeOperatingLeaseLiabilityPaymentsDue
Lessee Operating Lease Liability Payments Due Year Four

Tables

  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
us-gaap:CommonStockValue ▄▄▄▄▄▄▃▃▃▃▂▂▃▄▅▅▅▅▅▅▅▅▁▁▁▁▁▃▄▄▆▇██████████▇310.0308.0307.0307.0307.0307.0305.0305.0304.0304.0291.0296.0300.0308.0315.0318.0318.0318.0317.0317.0317.0317.0286.0286.0287.0287.0286.0299.0308.0314.0325.0338.0343.0343.0342.0342.0342.0342.0340.0340.0340.0340.0338.0NANANA
us-gaap:CommonStockSharesOutstanding NANA307.0NANANA304.9NANANA291.4NANANA315.1NANANA316.5NANANA286.0NANANA285.8NANANA325.3NANANANANANANANANANANANANANANA
us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding ▁█307.5307.8NA305.0305.0304.0NA302.5302.2299.7NA294.3297.5309.5NA314.5314.4313.9NA313.2313.2299.8NA283.5284.3283.5NA305.0314.1322.6NA343.3344.0342.6NA339.95340.429340.336NA340.222340.423339.159NA327.634327.482326.956
us-gaap:WeightedAverageNumberOfSharesOutstandingBasic █▁307.5305.8NA305.0305.0304.0NA302.5302.2297.4NA294.3297.5309.5NA314.5314.4313.9NA313.2313.2299.8NA283.5284.3283.5NA300.7309.7318.1NA339.0340.1339.2NA338.57338.527337.981NA337.38337.235335.818NA325.452325.383324.768
 us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecurities us-gaap:EmployeeStockOption█▁2.5629831.164214NA4.4248674.4296424.08634NA4.6946844.8947313.394418NA5.3246825.6230045.807579NA6.5092146.5502536.298896NA6.9459256.9940616.720462NA6.9835247.012818NANANA1.978777NANANANANANANANANANANANANANANANANA
 us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecurities us-gaap:PerformanceShares█▁1.1613240.036134NA1.0835430.9921661.296356NA1.858051.858050.065661NA1.3016041.0723950.623088NA0.7094450.522280.313004NA0.9656341.031420.885939NA0.9152380.9123831.139268NANANA0.292662NANANANANANANANANANANANANANANANA
 us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecurities us-gaap:RestrictedStock█▁1.641860.189NA2.0806132.1730612.015659NA2.0749132.1565250.057252NA2.8987332.8494652.922316NA3.3134413.450493.126222NA3.4761713.5223763.036611NA2.95523.0271382.876887NANANANANANANANANANANANANANANANANANANANA
us-gaap:EarningsPerShareBasic ▆▆▆▆▆▄▆▆▆▆▆▆▆▆▃▅▆▆▁▆▆▆▄▆▅▆▆▇▇▇█▇▇▇▆▇▇▇▆▆▇▇▆▇▆▇-0.240.82-0.3200000000000003-0.8-1.05-8.0-0.7400000000000001-0.7-0.020.09-0.06000000000000005-0.18-0.48-0.38-8.57-2.02-1.46-1.07-15.810000000000002-1.12-1.29-1.72-6.43-0.98-1.99-1.370.089999999999999863.353.011.215.7899999999999991.244.213.761.10000000000000051.651.621.61-0.400000000000000360.891.82.770.159999999999999253.541.151.66
us-gaap:EarningsPerShareDiluted ▆▆▆▆▆▄▆▆▆▆▆▆▆▆▃▅▆▆▁▆▆▆▄▆▅▆▆▇▇▇█▇▇▇▇▇▇▇▆▆▇▇▆▇▇▇-0.240.82-0.3200000000000003-0.8-1.05-8.0-0.7400000000000001-0.7-0.020.09-0.06000000000000005-0.18-0.48-0.38-8.57-2.02-1.46-1.07-15.810000000000002-1.12-1.29-1.72-6.43-0.98-1.99-1.370.089999999999999863.312.961.25.7100000000000011.234.163.721.10000000000000051.641.611.6-0.390000000000000570.881.782.740.160000000000000143.521.151.65
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
 TTM Greenblatt ROC _ _▅▆▅▅▅▁▅▅▅▅▅▅▅▅▁▁▄▄▂▄▄▄▁▄▄▄▅▆▇▆▅▆█▇▆▇▇▆▅▅▆▇135.0459.045.0-178.0-272.0-2445.0-64.0-50.0166.0169.061.0124.027.08.0-2477.0-2567.0-425.0-309.0-1709.0-633.0-678.0-834.0-2283.0-539.0-709.0-727.092.0624.01056.0658.0151.0691.01998.01653.0682.01102.01056.0898.0-198.0213.0961.01485.0NANANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
us-gaap:ComprehensiveIncomeNetOfTax ▆▆▆▆▅▅▆▆▆▆▆▆▆▆▄▅▆▆▁▆▆▆▄▆▆▆▅▇▇▆█▆▇▇▇▇▇▇▆▆▇▇-133.0231.0-489.0-419.0-746.0-1495.0-145.0-340.0-4.0-312.0292.0-22.0-81.010.0-1891.0-578.0-300.0-287.0-5224.0-212.0-407.0-329.0-1903.0-425.0-499.0-483.0-931.0905.0823.0448.02034.0392.01464.01317.0556.0661.0827.0555.0-331.093.0818.01215.0NANANANA
us-gaap:ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest ▅▅▄▄▄▄▃▄▃▃▃▄▃▃▃▃▃▃▂▃▃▃▃▃▂▂▂▃▂▃▂▂█▂▂▃▂▃▂▁▁▄86.084.070.060.057.067.039.046.040.043.038.045.043.041.042.031.032.028.0-6.022.019.021.022.027.00.00.01.022.0-1.035.0-10.0-2.0193.0-5.03.038.0-20.019.0-4.0-33.0-38.050.0NANANANA
us-gaap:ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest ▆▆▆▆▅▅▆▆▆▆▆▆▆▆▄▆▆▆▁▆▆▆▄▆▆▆▅▇▇▇█▆█▇▇▇▇▇▆▆▇▇▆▇▇▇-47.0315.0-419.0-359.0-689.0-1428.0-106.0-294.036.0-269.0330.023.0-38.051.0-1849.0-547.0-268.0-259.0-5230.0-190.0-388.0-308.0-1881.0-398.0-499.0-483.0-930.0927.0822.0483.02024.0390.01657.01312.0559.0699.0807.0574.0-335.060.0780.01265.0300.01323.0537.0495.0
us-gaap:CostsAndExpenses ▁▁▁▁▁▃▁▁▁▁▁▁▁▁▂▃▁▁▂▁▁▁▂▂▂▂▂▂▂▃█▂▂▂▆▅▅▂▆▅▅1463.01460.01372.01354.01114.03814.01763.01565.01531.01430.01621.01704.01539.01382.03713.04233.01653.01584.03095.01829.01947.01827.03670.02228.02644.02277.02253.02178.02544.04848.013350.02007.02107.02464.09016.08517.08253.02094.09022.08513.08845.0NANANANANA
us-gaap:GeneralAndAdministrativeExpense ▁▂▁▁▁▂▃▁▁▁▁▄▃▂▃▂▂▂▂▂▂▂▄▃▄▄▅▄▄▄█▄▅▄▆▅▅▅▆▅▅▅▆▄▄▄84.094.082.084.089.0102.0131.090.089.087.091.0143.0129.0110.0125.0113.0100.096.0105.0106.0106.098.0140.0119.0151.0147.0164.0139.0143.0153.0240.0153.0167.0149.0201.0167.0172.0167.0187.0177.0174.0164.0197.0151.0159.0155.0
us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest ▅▆▅▅▅▁▅▅▅▅▅▅▅▅▁▁▄▄▂▄▄▄▁▄▄▄▅▆▇▆▅▆█▇▆▇▇▆▅▅▆▇▅▇▆135.0459.045.0-178.0-272.0-2445.0-64.0-50.0166.0169.061.0124.027.08.0-2477.0-2567.0-425.0-309.0-1709.0-633.0-678.0-834.0-2283.0-539.0-709.0-727.092.0624.01056.0658.0151.0691.01998.01653.0682.01102.01056.0898.0-198.0213.0961.01485.0357.01291.0697.0NA
us-gaap:IncomeTaxExpenseBenefit ▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▁▄▄█▃▃▃▃▃▃▃▄▄▄▄▃▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄122.0123.072.05.0-9.0-79.0119.0116.0132.094.027.0121.0114.073.0158.0-1974.0-8.0-13.03189.0-316.0-305.0-346.0-492.0-300.0-156.0-351.0169.0237.089.0248.0-679.0325.0409.0470.0306.0510.0521.0338.0-64.0-54.0392.0511.0274.0200.0301.0398.0
us-gaap:InterestExpense █████▇▄▃▄▅▅▅▅▅▂▂▂▂▂▂▃▃▃▂▃▃▂▁118.0117.0118.0118.0119.0113.095.090.097.098.099.099.098.0103.080.079.082.084.084.084.085.085.086.084.086.085.082.075.0NANANANANANANANANANANANANANANANANANA
us-gaap:NetIncomeLoss ▆▆▆▆▆▄▆▆▆▆▆▆▆▆▃▅▆▆▁▆▆▆▄▆▅▆▆▇▇▆█▆▇▇▆▇▇▇▆▆▇▇▆▇▆▇-73.0252.0-97.0-243.0-320.0-2433.0-222.0-212.0-6.032.0-4.0-42.0-130.0-106.0-2677.0-624.0-449.0-324.0-4892.0-339.0-392.0-509.0-1821.0-279.0-567.0-389.0-8.01008.0931.0386.01925.0420.01431.01276.0374.0557.0549.0545.0-131.0298.0607.0929.058.01154.0375.0538.0
 us-gaap:NetIncomeLoss us-gaap:ConsolidationItems us-gaap:CorporateNonSegment▇▆▇▇▇▇▁▁█-124.0-131.0-120.0-117.0-122.0-123.0-191.0-191.0-109.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:NetIncomeLoss us-gaap:ConsolidationItems,us-gaap:StatementBusinessSegments us-gaap:OperatingSegments,hes:ExplorationAndProduction▇█▇▇▇▄▇▇██▇██▇▃▇▇▇▁▇▇-25.0308.0-39.0-182.0-249.0-2371.0-64.0-60.068.0109.0-5.050.031.0-25.0-2592.0-474.0-354.0-233.0-3949.0-234.0-328.0NANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:NetIncomeLoss us-gaap:ConsolidationItems,us-gaap:StatementBusinessSegments us-gaap:OperatingSegments,hes:Midstream██▇▆▆▇▅▅▅▅▄▄▄▄▄▁▃▃▂▃▃76.075.062.056.051.061.033.039.035.037.032.030.030.028.020.0-12.016.018.02.013.011.0NANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:NetIncomeLossAttributableToNoncontrollingInterest █▁86.084.0NA60.057.067.039.046.040.043.038.045.043.041.042.031.032.028.0-6.022.019.021.022.027.00.00.01.022.0-1.035.0-10.0-2.0185.0-3.02.035.0-14.015.0-3.0-31.0-38.045.025.0-63.021.030.0
us-gaap:NetIncomeLossAvailableToCommonStockholdersBasic NANA-97.0-243.0-320.0-2433.0-222.0-212.0-6.028.0-16.0-53.0-142.0-117.0-2689.0-635.0-460.0-336.0-4903.0-351.0-404.0-515.0-1821.0-279.0-567.0-389.0NANANANANANANANANANANANANANANANANANANANA
us-gaap:OperatingCostsAndExpenses ▂▁▂▂▂▂▃▂▁▁▂▁▂▂▃▃▃▃█▄▅▅▆▆▆▆▅▆▇▅▇▆▆█▇█▇▇315.0265.0313.0308.0294.0303.0365.0321.0285.0266.0292.0266.0288.0288.0359.0352.0375.0359.0568.0421.0455.0436.0512.0508.0503.0478.0452.0487.0522.0466.0546.0475.0510.0585.0549.0568.0550.0535.0NANANANANANANANA
us-gaap:OtherComprehensiveIncomeLossNetOfTax ▄▄▃▄▃█▅▄▄▃▆▅▅▅▇▅▅▅▃▅▄▅▄▄▅▄▁▄▄▅▅▄▅▅▅▅▅▅▄▄▅-60.0-21.0-392.0-176.0-426.0938.077.0-128.02.0-344.0296.020.049.0116.0786.046.0149.037.0-332.0127.0-15.0180.0-82.0-146.068.0-94.0-923.0-103.0-108.062.0109.0-28.041.039.0183.0107.0272.014.0-201.0-207.0211.0NANANANANA
 us-gaap:OtherComprehensiveIncomeLossNetOfTax us-gaap:StatementEquityComponents us-gaap:AccumulatedOtherComprehensiveIncome▄▄▃▄▃█▅▄▄▃▆▅▅▅▇▅▅▅▃▅▄▅▄▄▅▄▁▄▄▅▅▄▅▅▅▅▆▅▄▄-60.0-21.0-392.0-176.0-426.0938.077.0-128.02.0-344.0296.020.049.0116.0786.046.0149.037.0-332.0127.0-15.0180.0-82.0-146.068.0-94.0-923.0-103.0-108.062.0109.0-28.033.041.0182.0104.0278.010.0-200.0-205.0NANANANANANA
 us-gaap:OtherComprehensiveIncomeLossNetOfTax us-gaap:StatementEquityComponents us-gaap:Parent▄▄▃▄▃█▅▄▄▃▆▅▅▅▇▅▅▅▃▅▄▅▄▄▅▄▁▄▄▅▅▄▅▅▅▅▆▅▄▄-60.0-21.0-392.0-176.0-426.0938.077.0-128.02.0-344.0296.020.049.0116.0786.046.0149.037.0-332.0127.0-15.0180.0-82.0-146.068.0-94.0-923.0-103.0-108.062.0109.0-28.033.041.0182.0104.0278.010.0-200.0-205.0NANANANANANA
us-gaap:OtherNonoperatingIncomeExpense ▅▅▅▅▅▅▅▄▅▅▅▅▅▅▄▅▅▅▄▅▅▅▄▄▄▅▄▅▄▄▅▄▄▄▅▅▅▅▃▅▅▆▁█▅▅19.021.017.017.01.015.016.0-65.015.027.032.021.021.037.0-5.022.012.0-2.0-25.019.045.020.0-88.0-32.0-18.012.0-32.026.0-25.0-58.020.0-3.0-17.0-37.015.049.05.029.0-415.097.02.0348.0-1177.01172.024.046.0
us-gaap:ProfitLoss ▆▆▆▆▆▄▆▆▆▆▆▆▆▆▃▅▆▆▁▆▆▆▄▆▅▆▆▇▇▆█▆█▇▆▇▇▇▆▆▇▇▆▇▆▇13.0336.0-27.0-183.0-263.0-2366.0-183.0-166.034.075.034.03.0-87.0-65.0-2635.0-593.0-417.0-296.0-4898.0-317.0-373.0-488.0-1799.0-252.0-567.0-389.0-7.01030.0930.0421.01915.0418.01616.01273.0376.0592.0535.0560.0-134.0267.0569.0974.083.01091.0396.0568.0
us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax ▂▂▁▁▁▁▂▂▂▂▂▂▂▁▁▂▁▁▁▁▁▁▁▂▂▂▂▂▃▄█▂▃▃▆▆▆▆▅▅▆▆▅▆▅▆1646.01947.01183.01015.0609.01287.01650.01578.01671.01557.01656.01841.01581.01380.01236.01666.01228.01275.01386.01196.01269.0993.01387.01689.01935.01550.02345.02802.03600.05506.013501.02698.04105.04117.09698.09619.09309.09747.08824.08726.09806.010515.08690.08953.07750.09220.0
us-gaap:Revenues ▁▂▁▁▁▁▁▁▁▁▁▂▁▁▁▁▁▁▁▁▁▁▁▁▂▁▂▂▃▄█▂▃▃▆▆▆▆▅▅▆▆▅▅▅▆1598.01919.01417.01176.0842.01369.01699.01515.01697.01599.01682.01828.01566.01390.01236.01666.01228.01275.01386.01196.01269.0993.01387.01689.01935.01550.02345.02802.03600.05506.013501.02698.04105.04117.09698.09619.09309.09747.08824.08726.09806.010515.08690.08953.07750.09220.0
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
us-gaap:Assets ▁▁▁▁▁▂▂▂▂▂▂▂▂▂▂▃▄▄▄▅▅▆▅▆▆▆▇▇▇▇██▇███▇▇▇▆▆▆▆19166.018951.018821.018969.019546.020717.021782.021631.021695.021716.021433.021467.021464.022072.023112.026600.027798.028100.028621.034459.034234.034808.034195.036456.035558.036101.038578.040975.041071.041424.042754.041896.041428.042379.043441.042212.040614.040647.039136.037339.036991.036637.035396.0NANANA
us-gaap:Liabilities ▂▂▂▂▂▂▂▂▂▂▁▁▁▁▁▂▂▃▃▃▃▃▃▃▄▃▅▅▅▅▆▆▅▇██▇█▇▆▆▆▆12634.012308.012486.012087.012180.012539.012076.011454.011164.011163.010545.010421.010128.010135.010758.012172.012720.012867.013030.013544.013060.013174.013794.014093.014455.014434.016258.016610.016717.017182.017970.018054.017455.019854.022238.021560.020655.021490.020544.018425.018087.018520.018587.0NANANA
us-gaap:LiabilitiesAndStockholdersEquity ▁▁▁▁▁▂▂▂▂▂▂▂▂▂▂▃▄▄▄▅▅▆▅▆▆▆▇▇▇▇██▇███▇▇▇▆▆▆▆19166.018951.018821.018969.019546.020717.021782.021631.021695.021716.021433.021467.021464.022072.023112.026600.027798.028100.028621.034459.034234.034808.034195.036456.035558.036101.038578.040975.041071.041424.042754.041896.041428.042379.043441.042212.040614.040647.039136.037339.036991.036637.035396.0NANANA
us-gaap:StockholdersEquity ▁▁▁▁▁▂▂▂▂▂▃▃▃▃▃▄▄▄▄▆▆▇▆▇▇▇▇██████▇▇▆▆▆▆▆▆▆▅5488.05616.05366.05916.06395.07200.08732.08908.09294.09342.09629.09650.09972.010605.011051.013132.013780.014148.014534.019838.020119.020598.019386.021331.021103.021667.022205.024249.024257.024144.024720.023769.023897.022418.021090.020542.019887.019063.018516.018833.018776.017949.016689.0NANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
us-gaap:AssetsCurrent ▂▁▁▁▁▂▁▁▂▂▂▂▂▃▄▂▂▂▂▃▂▃▂▃▂▂▄▆▆▄▆▆▇█▅▅▅▅▅▅▆▆▆3969.03522.03081.03136.03115.04270.03156.03398.03684.03834.04459.04501.04694.05014.06157.04083.04270.04171.04276.04893.04631.04945.04404.05597.03926.04323.06687.08865.08767.07048.08599.09257.09992.011418.08387.08157.07925.08212.08339.07479.08886.09436.08780.0NANANA
us-gaap:CashAndCashEquivalentsAtCarryingValue ▄▃▃▂▃▄▃▃▄▄▅▅▅▆█▄▄▅▅▆▅▆▅▅▂▃▄▇▄▂▃▁▂▁▁▁▁▁▁▂▄▄▃▄▃▃2430.01866.01739.01285.01646.02080.01545.01863.02208.02300.02694.03004.02908.03726.04847.02526.02492.02686.02732.03529.03095.03557.02716.03013.0931.01506.02444.04120.02205.01288.01814.0321.0725.0444.0642.0528.0409.0396.0351.0827.02194.01968.01608.02353.01363.01370.0
us-gaap:InventoryNet ▁▁▂▂▂▁▁▁▁▁▁▁▁▁▁▂▂▂▂▂▂▂▂▃▃▃▃▄▄▅▅▃▃▃▆▆▇▇▇█▇█▇241.0219.0378.0422.0360.0230.0261.0289.0278.0274.0245.0263.0231.0239.0232.0372.0376.0377.0323.0403.0377.0416.0399.0535.0569.0546.0527.0817.0842.01055.0954.0695.0683.0686.01259.01218.01309.01411.01423.01516.01432.01552.01452.0NANANA
us-gaap:InventoryRawMaterialsAndSupplies ▂▂▁▂▁▁▂▄▃▂▂▂▂▂▂▆▅▅▅▇▆▆▅█▆179.0173.0152.0181.0156.0156.0169.0217.0196.0178.0171.0182.0173.0175.0173.0262.0242.0240.0246.0299.0282.0272.0255.0318.0280.0NA281.0NANANANANANANANANANANANANANANANANANANA
us-gaap:OtherAssetsCurrent ▁▁▁▂▁▁▁▁▁▁▃▁▁▁▁▁▁▁▁▁▁▁▁▃▃▃▆▄▄▅▅▄▃▄██▆▆▆▄▃▃▄68.0197.0104.0247.063.068.0180.0124.0138.0144.0519.052.059.052.054.0142.0124.0196.0195.0108.0111.0120.0130.0527.0632.0560.01643.0869.0871.01114.01209.0822.0750.0903.02148.02167.01699.01421.01554.0973.0807.0759.01002.0NANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
us-gaap:PropertyPlantAndEquipmentGross ▁▁▁▁▂▂▃▃▃▂▂▂▂▂▂█▇█▇███▇██▇▇▇▇▇▇▆▅▅▇▆▆▅▅▅▄▄▃29942.030642.030519.030166.032209.031704.035820.034955.034098.033446.033222.032619.032040.032906.032504.047855.047058.047250.046907.048416.047908.047693.046826.048138.047878.046958.046522.046142.045157.047057.045950.043121.041195.040255.045553.044266.042130.041594.039710.040432.038378.037032.035703.0NANANA
us-gaap:AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment ▂▂▂▂▃▂▃▃▃▃▂▂▂▂▂█▆▆▆▅▅▅▄▅▄▄▃▃▃▃▂▂▁▁▂▂▂▂▁▂▂▁▁16285.016779.016404.015931.017384.016893.019006.018506.017991.017548.017139.016606.016171.016725.016312.027576.024265.024049.023312.022879.022139.021452.020474.021255.020580.019750.019005.018475.017921.017891.017179.015707.015025.014604.016746.016122.015574.015542.014998.016265.015850.015273.014576.0NANANA
us-gaap:PropertyPlantAndEquipmentNet ▁▁▁▁▂▂▂▂▂▂▂▂▂▂▂▄▅▅▅▆▆▇▇▇▇▇▇▇▇██▇▇▆██▇▇▆▆▅▅▄13657.013863.014115.014235.014825.014811.016814.016449.016107.015898.016083.016013.015869.016181.016192.020279.022793.023201.023595.025537.025769.026241.026352.026883.027298.027208.027517.027667.027236.029166.028771.027414.026170.025651.028807.028144.026556.026052.024712.024167.022528.021759.021127.0NANANA
us-gaap:InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures NANA212.0NANANA222.0NANANA193.0NANANA134.0NANANA146.0NANANA154.0NANANA151.0145.0213.0485.0687.0441.0380.0337.0443.0401.0450.0415.0384.0391.0417.0446.0443.0NANANA
 us-gaap:InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures us-gaap:ConsolidationItems,us-gaap:StatementBusinessSegments us-gaap:OperatingSegments,hes:ExplorationAndProductionNANA104.0NANANA114.0NANANA126.0NANANA134.0NANANA146.0NANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures us-gaap:ConsolidationItems,us-gaap:StatementBusinessSegments us-gaap:OperatingSegments,hes:MidstreamNANA108.0NANANA108.0NANANA67.0NANANA0.0NANANA0.0NANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:Goodwill ▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▅▅▆▆▆▆▇▆▆▆▆▇▇███████360.0360.0360.0360.0360.0360.0360.0360.0360.0360.0360.0360.0360.0360.0360.0360.0350.0375.0375.0375.0375.0375.0375.01473.01473.01858.01858.01858.01858.01984.01869.01869.01869.01869.02208.02208.02266.02293.02305.02383.02388.02394.02408.0NANANA
us-gaap:OperatingLeaseRightOfUseAsset ▅▅▅▄▄▅▅▆▇█▁373.0386.0426.0324.0344.0386.0447.0527.0615.0713.00.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:OtherAssetsNoncurrent ▇▇▇█▇▇▇▆▇▆▅▆▅▅▃▃▃▂▂▃▄▄▄▃▃▃▂▅▅▆▅▂▁▃▅▄▄▄▄▇▅▅▅631.0618.0612.0672.0642.0626.0626.0571.0586.0557.0510.0583.0523.0495.0382.0398.0360.0330.0316.0397.0416.0415.0411.0394.0357.0356.0347.0500.0498.0534.0509.0298.0264.0362.0470.0430.0444.0444.0455.0597.0487.0479.0471.0NANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
us-gaap:AccountsPayableCurrent ▁▁▁▁▁▁▁▁▁▁▂▁▁▁▁▁▂▂▁▁▂▁▁▂▂▂▂▄▃▄▄▁▂▂▅▅▅▇▇▇▇██178.0172.0200.0200.0307.0431.0411.0396.0353.0399.0495.0383.0363.0375.0435.0421.0504.0565.0433.0458.0525.0346.0457.0537.0616.0681.0708.01712.01529.02067.02109.0453.0565.0571.02809.02543.02707.03891.03712.03486.03761.04304.04274.0NANANA
us-gaap:AccruedLiabilitiesCurrent ▂▁▁▁▁▂▃▂▂▂▂▂▂▁▂▂▂▂▂▂▂▂▃▃▅▄█▆▆▆▆▅▅▅██▇▆▇▄▄▄▅1480.01254.01251.01074.01110.01334.01803.01570.01541.01369.01560.01394.01446.01251.01337.01570.01430.01343.01609.01433.01421.01660.01997.01930.02495.02427.03781.02954.03063.03001.03265.02783.02792.02616.03826.03905.03378.03084.03524.02258.02151.02099.02567.0NANANA
us-gaap:LiabilitiesCurrent ▂▁▁▁▁▁▂▂▂▂▂▁▁▁▂▂▂▂▂▂▂▂▂▂▃▃▄▄▅▅▆▆▆██▇▆▇▇▆▆▇▇2527.01690.01623.01426.01564.01947.02510.02344.02332.02271.02203.01958.01945.01904.02435.02214.02118.02126.02251.02617.02139.02193.02628.02624.03493.03467.04851.05015.05257.05981.06558.06923.06733.08906.08382.07848.07084.08191.08100.06606.06796.07351.07613.0NANANA
us-gaap:LongTermDebtCurrent ▆▁▁▁▁▁▁▁▁▁▂▂▂▃▇▂▂▂▂█▂▂▂▂511.013.010.08.05.03.00.015.014.012.067.085.087.0196.0580.0122.0121.0116.0112.0666.0102.094.086.078.0NANA68.0NANANANANANANANANANANANANANANANANANANA
us-gaap:OperatingLeaseLiabilityCurrent NANA63.0NANANA182.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:OtherAccruedLiabilitiesCurrent █▁█66.018.063.0NANANA29.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:TaxesPayableCurrent ▂▂▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▃▃▃▃▂▄▄▃▃▅▇▆▅█▆▆▆▆▅268.0168.081.045.034.033.097.0104.095.089.081.096.049.082.083.0101.063.0102.097.060.091.093.088.079.0313.0290.0294.0282.0278.0578.0520.0385.0358.0751.0960.0779.0700.01178.0812.0818.0849.0913.0726.0NANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
us-gaap:LongTermDebt ▁▇█▇8223.08286.08296.08288.0NANA7142.0NANANA6672.0NANANA6977.0NANANA6806.07337.06552.06592.06630.0NANANA5987.05996.06077.05576.05798.0NANANA7361.0NANANA6040.05583.05539.05550.05569.0NANANA
us-gaap:LongTermDebtNoncurrent ▆█████▅▃▃▃▃▃▂▂▂▃▃▃▃▃▃▃▃▃▁▁▁7712.08273.08286.08280.08205.08191.07142.06526.06511.06550.06605.06609.06352.06372.06397.06592.06612.06669.06694.06671.06450.06498.06544.06474.05888.05911.05919.0NANANA5798.0NANANA8111.0NANANA6040.0NANANA5569.0NANANA
us-gaap:DeferredIncomeTaxLiabilitiesNet ▂▃█▁▂318.0324.0342.0316.0319.0NA415.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent us-gaap:RetirementPlanFundingStatus us-gaap:DefinedBenefitPostretirementHealthCoverageNANA58.0NANANA67.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent us-gaap:RetirementPlanFundingStatus us-gaap:FundedPlanNANA87.0NANANA6.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent us-gaap:RetirementPlanFundingStatus us-gaap:UnfundedPlanNANA220.0NANANA210.0NANANA186.0NANANA231.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:MinorityInterest ▆▆▆▆▆▆▆▇▇▇▇████▇█▆▆▆▆▆▆▆▁1044.01027.0969.0966.0971.0978.0974.01269.01237.01211.01259.01396.01364.01332.01303.01296.01298.01085.01057.01077.01055.01036.01015.01032.00.0NA115.0116.097.098.064.073.076.0107.0113.0110.072.094.076.081.0128.0168.0120.0NANANA
us-gaap:OtherLiabilitiesNoncurrent ▂▂▂▁▁▁▁▂▁▁▁▂▂▂▂▃▄▄▄▄▄▄▅▅▅▅▅▄▄▄▆▅▅▅▇▇▇▇█▅▅▅▅718.0611.0643.0575.0570.0554.0521.0709.0524.0491.0575.0657.0634.0660.0744.0936.0956.01004.01029.0944.01006.0988.01130.01216.01238.01176.01198.01037.0974.01100.01451.01179.01199.01272.01658.01501.01590.01628.01752.01233.01198.01214.01239.0NANANA
us-gaap:OperatingLeaseLiabilityNoncurrent ▇▇█▆▆▆▆▆▇▇▁421.0437.0478.0334.0349.0357.0353.0372.0395.0436.00.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearTwo NANA83.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearThree NANA72.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFour NANA71.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFive NANA67.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive NANA287.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
us-gaap:StockholdersEquity ▁▁▁▁▁▂▂▂▂▂▃▃▃▃▃▄▄▄▄▆▆▇▆▇▇▇▇██████▇▇▆▆▆▆▆▆▆▅5488.05616.05366.05916.06395.07200.08732.08908.09294.09342.09629.09650.09972.010605.011051.013132.013780.014148.014534.019838.020119.020598.019386.021331.021103.021667.022205.024249.024257.024144.024720.023769.023897.022418.021090.020542.019887.019063.018516.018833.018776.017949.016689.0NANANA
us-gaap:StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest ▁▁▁▁▁▂▂▂▃▃▃▃▃▃▃▄▄▄▅▇▇▇▆▇▇▇▇██████▇▇▆▆▆▆▆▆▅▅▅▄▄6532.06643.06335.06882.07366.08178.09706.010177.010531.010553.010888.011046.011336.011937.012354.014428.015078.015233.015591.020915.021174.021634.020401.022363.021103.021667.022320.024365.024354.024242.024784.023842.023973.022525.021203.020652.019959.019157.018592.018914.018904.018117.016809.015828.014530.014027.0
us-gaap:CommonStockValue ▄▄▄▄▄▄▃▃▃▃▂▂▃▄▅▅▅▅▅▅▅▅▁▁▁▁▁▃▄▄▆▇██████████▇310.0308.0307.0307.0307.0307.0305.0305.0304.0304.0291.0296.0300.0308.0315.0318.0318.0318.0317.0317.0317.0317.0286.0286.0287.0287.0286.0299.0308.0314.0325.0338.0343.0343.0342.0342.0342.0342.0340.0340.0340.0340.0338.0NANANA
us-gaap:AdditionalPaidInCapitalCommonStock ███▇▇▇▇▇▇▇▇▇▇█████████▃▃▁▁▁▁▂▁▂▂▂▂▂▂▂▁▁▁▁▁▁5859.05779.05684.05668.05650.05633.05591.05543.05513.05481.05386.05445.05501.05701.05824.05847.05826.05804.05773.05763.05741.05722.04127.04097.03329.03306.03277.03417.03454.03413.03498.03599.03604.03569.03524.03498.03470.03441.03417.03369.03373.03331.03256.0NANANA
us-gaap:RetainedEarningsAccumulatedDeficit ▁▁▁▁▁▁▂▂▂▂▂▂▃▃▃▄▄▄▄▆▆▆▆▇▇▇███████▇▇▇▇▆▆▆▆▆▆155.0305.0130.0304.0625.01021.03535.03836.04125.04207.04257.04410.04692.05166.05597.08438.09153.09692.010147.015129.015559.016042.016637.018530.018923.019578.020052.021020.020879.020693.021235.020279.020369.018958.017717.017377.016854.016337.015826.015991.015725.015151.014254.0NANANA
us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax ▄▄▄▆▆█▅▄▅▅▆▅▅▅▅▂▂▁▁▂▂▂▁▁▂▂▂▅▆▆▆▆▆▆▅▅▄▃▃▄▅▄▃-836.0-776.0-755.0-363.0-187.0239.0-699.0-776.0-648.0-650.0-306.0-502.0-522.0-571.0-686.0-1472.0-1518.0-1667.0-1704.0-1372.0-1499.0-1484.0-1664.0-1582.0-1436.0-1504.0-1410.0-487.0-384.0-276.0-338.0-447.0-419.0-452.0-493.0-675.0-779.0-1057.0-1067.0-867.0-662.0-873.0-1159.0NANANA
 us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax us-gaap:Energy,us-gaap:DerivativeInstrumentRisk,us-gaap:HedgingDesignation hes:Brent,us-gaap:Swap,us-gaap:DesignatedAsHedgingInstrumentNANA16.017.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:MinorityInterest ▆▆▆▆▆▆▆▇▇▇▇████▇█▆▆▆▆▆▆▆▁1044.01027.0969.0966.0971.0978.0974.01269.01237.01211.01259.01396.01364.01332.01303.01296.01298.01085.01057.01077.01055.01036.01015.01032.00.0NA115.0116.097.098.064.073.076.0107.0113.0110.072.094.076.081.0128.0168.0120.0NANANA
us-gaap:AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue █▄▁▂▁▄▃▃▃▃▂▃▃▁▂▂▂▃82.040.016.018.017.039.033.031.032.029.020.036.035.013.020.021.022.030.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders ▂▂▂▂▂▂█▁▁▁▅▁▁▁69.067.067.065.064.063.0312.014.014.013.0175.013.011.012.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
us-gaap:NetCashProvidedByUsedInOperatingActivities ▇▅▅▁▃▄▃▄▆▂█▄▄▂▃▁785.0591.0486.0136.0266.0445.0286.0443.0675.0238.0881.0423.0425.0210.0343.088.0NANA326.0332.0197.0-60.0623.0282.0714.0362.01057.01338.0911.01158.01550.01254.01247.0819.01570.01862.01240.0988.01138.01022.01689.01135.01478.01246.0981.0825.0
us-gaap:NetCashProvidedByUsedInInvestingActivities ▃▂▃▂▂▁▁▁▂▁▁▃▂▂█▃-60.0-385.0107.0-426.0-570.0-818.0-825.0-721.0-617.0-680.0-665.05.0-484.0-422.01959.090.0NANA-424.0-526.0-527.0-613.0-909.0-956.0-1189.0-1152.0-1538.01569.0232.0-262.01390.0-1487.0936.0-261.0-1669.0-1617.0-1993.0-1772.0-2091.0-2320.0-1421.0-734.0-2266.0-1451.0-920.0-622.0
us-gaap:NetCashProvidedByUsedInFinancingActivities ▄▄▄▄▄█▅▄▄▅▂▃▂▁▅▄-161.0-79.0-139.0-71.0-130.0908.0221.0-67.0-150.048.0-526.0-332.0-759.0-909.019.0-144.0NANA-699.0628.0-132.01514.0-11.02756.0-100.0-148.0-1195.0-992.0-226.0-1422.0-1447.0-171.0-1902.0-756.0213.0-126.0766.0829.0477.0-69.0-42.0-41.043.01195.0-68.0-195.0
us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect █▅▇▂▁█▂▂▃▁▂564.0127.0454.0-361.0-434.0535.0-318.0-345.0-92.0-394.0-310.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
us-gaap:DepreciationDepletionAndAmortization ▁▁▂▂▂▃▃▃▂▂▃▂▂▁▄▅▅▅▅▆▅▆███▇▆▆▅▅▅▄▃▄▅▅▅▄▄▃▃▃▄▃▃▃385.0396.0486.0518.0509.0561.0586.0544.0494.0498.0533.0489.0444.0417.0646.0759.0741.0737.0768.0811.0797.0868.0983.0988.01028.0956.0875.0837.0787.0752.0797.0681.0613.0679.0751.0748.0769.0681.0674.0586.0588.0558.0633.0584.0558.0542.0
us-gaap:IncreaseDecreaseInAccountsReceivable ▅█▇▆▁▂▇▅▄▆▄▆▅▅█▇▄▄▇▃▇▂▁▂▆▂-14.0329.0272.089.0-370.0-258.0254.059.0-47.0117.0-109.0179.057.011.0295.0194.0-34.0-115.0182.0-199.0238.0-317.0-352.0-268.098.0-319.0NANANANANANANANANANANANANANANANANANANANA
us-gaap:IncreaseDecreaseInInventories ▅▁▄▆█▄▄▅▅▆▄▆▅▅▅▅▅▆▃▅▄▅▄▄▅▆22.0-159.0-44.062.0130.0-31.0-28.011.04.029.0-23.036.0-8.07.016.0-4.0-3.055.0-76.024.0-38.013.0-46.0-30.020.027.0NANANANANANANANANANANANANANANANANANANANA
us-gaap:IncreaseDecreaseInOtherOperatingCapitalNet ▅▄▄▅▄▄█▄▄▅▅▄▅▅▃██▅▁▆▄█▅▄▄▇37.014.02.031.018.020.0133.020.08.055.052.010.027.033.0-11.0136.0128.045.0-88.074.019.0137.040.010.05.0109.0NANA365.0231.0NANANANA357.0-530.0334.0245.0626.011.0-308.0325.016.0-136.039.0432.0
us-gaap:NetCashProvidedByUsedInOperatingActivities ▇▅▅▁▃▄▃▄▆▂█▄▄▂▃▁785.0591.0486.0136.0266.0445.0286.0443.0675.0238.0881.0423.0425.0210.0343.088.0NANA326.0332.0197.0-60.0623.0282.0714.0362.01057.01338.0911.01158.01550.01254.01247.0819.01570.01862.01240.0988.01138.01022.01689.01135.01478.01246.0981.0825.0
us-gaap:NetIncomeLoss ▆▆▆▆▆▄▆▆▆▆▆▆▆▆▃▅▆▆▁▆▆▆▄▆▅▆▆▇▇▆█▆▇▇▆▇▇▇▆▆▇▇▆▇▆▇-73.0252.0-97.0-243.0-320.0-2433.0-222.0-212.0-6.032.0-4.0-42.0-130.0-106.0-2677.0-624.0-449.0-324.0-4892.0-339.0-392.0-509.0-1821.0-279.0-567.0-389.0-8.01008.0931.0386.01925.0420.01431.01276.0374.0557.0549.0545.0-131.0298.0607.0929.058.01154.0375.0538.0
 us-gaap:NetIncomeLoss us-gaap:ConsolidationItems us-gaap:CorporateNonSegment▇▆▇▇▇▇▁▁█-124.0-131.0-120.0-117.0-122.0-123.0-191.0-191.0-109.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:NetIncomeLoss us-gaap:ConsolidationItems,us-gaap:StatementBusinessSegments us-gaap:OperatingSegments,hes:ExplorationAndProduction▇█▇▇▇▄▇▇██▇██▇▃▇▇▇▁▇▇-25.0308.0-39.0-182.0-249.0-2371.0-64.0-60.068.0109.0-5.050.031.0-25.0-2592.0-474.0-354.0-233.0-3949.0-234.0-328.0NANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:NetIncomeLoss us-gaap:ConsolidationItems,us-gaap:StatementBusinessSegments us-gaap:OperatingSegments,hes:Midstream██▇▆▆▇▅▅▅▅▄▄▄▄▄▁▃▃▂▃▃76.075.062.056.051.061.033.039.035.037.032.030.030.028.020.0-12.016.018.02.013.011.0NANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:ProfitLoss ▆▆▆▆▆▄▆▆▆▆▆▆▆▆▃▅▆▆▁▆▆▆▄▆▅▆▆▇▇▆█▆█▇▆▇▇▇▆▆▇▇▆▇▆▇13.0336.0-27.0-183.0-263.0-2366.0-183.0-166.034.075.034.03.0-87.0-65.0-2635.0-593.0-417.0-296.0-4898.0-317.0-373.0-488.0-1799.0-252.0-567.0-389.0-7.01030.0930.0421.01915.0418.01616.01273.0376.0592.0535.0560.0-134.0267.0569.0974.083.01091.0396.0568.0
us-gaap:ShareBasedCompensation ▅▇▄▄▅█▅▅▆▇▅▆▅▃▆▆▆▆▁▆▆▇▇▅▇▇▆▆▅▆▂▄▆▃▇▇█▄▇█▇▅▇██▆19.025.016.016.018.029.019.018.021.027.019.021.019.013.021.021.022.022.04.022.022.025.026.020.025.026.022.024.020.021.09.017.022.012.026.027.029.017.027.029.028.020.028.030.030.024.0
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
us-gaap:NetCashProvidedByUsedInInvestingActivities ▃▂▃▂▂▁▁▁▂▁▁▃▂▂█▃-60.0-385.0107.0-426.0-570.0-818.0-825.0-721.0-617.0-680.0-665.05.0-484.0-422.01959.090.0NANA-424.0-526.0-527.0-613.0-909.0-956.0-1189.0-1152.0-1538.01569.0232.0-262.01390.0-1487.0936.0-261.0-1669.0-1617.0-1993.0-1772.0-2091.0-2320.0-1421.0-734.0-2266.0-1451.0-920.0-622.0
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
us-gaap:NetCashProvidedByUsedInFinancingActivities ▄▄▄▄▄█▅▄▄▅▂▃▂▁▅▄-161.0-79.0-139.0-71.0-130.0908.0221.0-67.0-150.048.0-526.0-332.0-759.0-909.019.0-144.0NANA-699.0628.0-132.01514.0-11.02756.0-100.0-148.0-1195.0-992.0-226.0-1422.0-1447.0-171.0-1902.0-756.0213.0-126.0766.0829.0477.0-69.0-42.0-41.043.01195.0-68.0-195.0
us-gaap:ProceedsFromIssuanceOfLongTermDebt NANA0.00.00.01000.0NANA0.00.00.00.00.00.0800.00.00.00.0-5.01496.00.05.0110.0600.00.00.00.00.0NANA0.0350.00.0185.0182.045.013.0390.0408.010.00.04.017.01261.00.00.0
us-gaap:RepaymentsOfLongTermDebt ▁█2.03.0NANA0.00.00.03.02.03.023.019.0157.0434.0352.030.051.026.0630.0765.043.017.016.017.017.017.037.053.0167.0333.0-19.0413.0853.024.01.024.0326.082.050.01.014.035.012.011.015.0142.0
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31

Common Stock Value

us-gaap:CommonStockValue

us-gaap:CommonStockValue


Common
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value310308307307307307305305304304291296300308315318318318317317317317286286287287286299308314325338343343342342342342340340340340338327
Percentage of CommonStockValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets1.61.61.61.61.61.51.41.41.41.41.41.41.41.41.41.21.11.11.10.90.90.90.80.80.80.80.70.70.70.80.80.80.80.80.80.80.80.80.90.90.90.91.01.1

Common Stock Shares Outstanding

us-gaap:CommonStockSharesOutstanding

us-gaap:CommonStockSharesOutstanding


Common
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-31
Value307304291315316286285325
Percentage of CommonStockSharesOutstanding100.0100.0100.0100.0100.0100.0100.0100.0

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
Value307307305305304302302299294297309314314313313313299283284283305314322343344342339340340340340339327327326
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
Value307305305305304302302297294297309314314313313313299283284283300309318339340339338338337337337335325325324
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:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecurities

us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount

us-gaap:EmployeeStockOption


Antidilutive
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302014-06-30
Value2.5629831.1642144.4248674.4296424.086344.6946844.8947313.3944185.3246825.6230045.8075796.5092146.5502536.2988966.9459256.9940616.7204626.9835247.0128181.978777
Percentage of AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:PerformanceShares


Antidilutive
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-312014-03-31
Value1.1613240.0361341.0835430.9921661.2963561.858051.858050.0656611.3016041.0723950.6230880.7094450.522280.3130040.9656341.031420.8859390.9152380.9123831.1392680.292662
Percentage of AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount45.33.124.522.431.739.638.01.924.419.110.710.98.05.013.914.713.213.113.00.00.0

us-gaap:RestrictedStock


Antidilutive
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-31
Value1.641860.1892.0806132.1730612.0156592.0749132.1565250.0572522.8987332.8494652.9223163.3134413.450493.1262223.4761713.5223763.0366112.95523.0271382.876887
Percentage of AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount64.116.247.049.149.344.244.11.754.450.750.350.952.749.650.050.445.242.343.20.0

Earnings Per Share Basic

us-gaap:EarningsPerShareBasic

us-gaap:EarningsPerShareBasic


Earnings
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value-0.240.82-0.32-0.8-1.05-8.0-0.74-0.7-0.020.09-0.06-0.18-0.48-0.38-8.57-2.02-1.46-1.07-15.81-1.12-1.29-1.72-6.43-0.98-1.99-1.370.093.353.011.215.791.244.213.761.11.651.621.61-0.40.891.82.770.163.541.151.66
Percentage of EarningsPerShareBasic100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Earnings Per Share Diluted

us-gaap:EarningsPerShareDiluted

us-gaap:EarningsPerShareDiluted


Earnings
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value-0.240.82-0.32-0.8-1.05-8.0-0.74-0.7-0.020.09-0.06-0.18-0.48-0.38-8.57-2.02-1.46-1.07-15.81-1.12-1.29-1.72-6.43-0.98-1.99-1.370.093.312.961.25.711.234.163.721.11.641.611.6-0.390.881.782.740.163.521.151.65
Percentage of EarningsPerShareDiluted100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Comprehensive Income Net Of Tax

us-gaap:ComprehensiveIncomeNetOfTax

us-gaap:ComprehensiveIncomeNetOfTax


Comprehensive
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-31
Value-133.0231-489.0-419.0-746.0-1495.0-145.0-340.0-4.0-312.0292-22.0-81.010.0-1891.0-578.0-300.0-287.0-5224.0-212.0-407.0-329.0-1903.0-425.0-499.0-483.0-931.0905823448203439214641317556661827555-331.0938181215
Percentage of ComprehensiveIncomeNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-8.111.90.0-41.3-122.5-116.20.0-21.5-0.2-20.00.0-1.2-5.10.70.0-34.7-24.4-22.50.0-17.7-32.1-33.10.0-25.2-25.8-31.20.032.322.98.10.014.535.732.00.06.98.95.70.01.18.311.6

Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest

us-gaap:ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest

us-gaap:ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest


Comprehensive
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-31
Value868470605767394640433845434142313228-6.022192122270.00.01.022-1.035-10.0-2.0193-5.03.038-20.019-4.0-33.0-38.050
Percentage of ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax5.24.30.05.99.45.20.02.92.42.80.02.42.73.00.01.92.62.20.01.81.52.10.01.60.00.00.00.8-0.00.60.0-0.14.7-0.10.00.4-0.20.20.0-0.4-0.40.5

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-47.0315-419.0-359.0-689.0-1428.0-106.0-294.036-269.033023-38.051-1849.0-547.0-268.0-259.0-5230.0-190.0-388.0-308.0-1881.0-398.0-499.0-483.0-930.0927822483202439016571312559699807574-335.06078012653001323537495
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-2.916.20.0-35.4-113.1-111.00.0-18.62.2-17.30.01.2-2.43.70.0-32.8-21.8-20.30.0-15.9-30.6-31.00.0-23.6-25.8-31.20.033.122.88.80.014.540.431.90.07.38.75.90.00.78.012.00.014.86.95.4

Costs And Expenses

us-gaap:CostsAndExpenses

us-gaap:CostsAndExpenses


Costs
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-30
Value146314601372135411143814176315651531143016211704153913823713423316531584309518291947182736702228264422772253217825444848133502007210724649016851782532094902285138845
Percentage of CostsAndExpenses100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax88.975.00.0133.4182.9296.30.099.291.691.80.092.697.3100.10.0254.1134.6124.20.0152.9153.4184.00.0131.9136.6146.90.077.770.788.00.074.451.359.80.088.588.721.50.097.690.2

General And Administrative Expense

us-gaap:GeneralAndAdministrativeExpense

us-gaap:GeneralAndAdministrativeExpense


General
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
Value8494828489102131908987911431291101251131009610510610698140119151147164139143153240153167149201167172167187177174164197151159155
Percentage of GeneralAndAdministrativeExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax5.14.80.08.314.67.90.05.75.35.60.07.88.28.00.06.88.17.50.08.98.49.90.07.07.89.50.05.04.02.80.05.74.13.60.01.71.81.70.02.01.81.60.01.72.11.7

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

us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest

us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest


Income
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value13545945-178.0-272.0-2445.0-64.0-50.016616961124278.0-2477.0-2567.0-425.0-309.0-1709.0-633.0-678.0-834.0-2283.0-539.0-709.0-727.09262410566581516911998165368211021056898-198.021396114853571291697
Percentage of IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax8.223.60.0-17.5-44.7-190.00.0-3.29.910.90.06.71.70.60.0-154.1-34.6-24.20.0-52.9-53.4-84.00.0-31.9-36.6-46.90.022.329.312.00.025.648.740.20.011.511.39.20.02.49.814.10.014.49.0

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
Value122123725.0-9.0-79.0119116132942712111473158-1974.0-8.0-13.03189-316.0-305.0-346.0-492.0-300.0-156.0-351.016923789248-679.0325409470306510521338-64.0-54.0392511274200301398
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 RevenueFromContractWithCustomerExcludingAssessedTax7.46.30.00.5-1.5-6.10.07.47.96.00.06.67.25.30.0-118.5-0.7-1.00.0-26.4-24.0-34.80.0-17.8-8.1-22.60.08.52.54.50.012.010.011.40.05.35.63.50.0-0.64.04.90.02.23.94.3

us-gaap:IncomeTaxExpenseBenefit us-gaap:ConsolidationItems

us-gaap:CorporateNonSegment


Income
Period End2020-12-312020-09-302020-06-302020-03-312019-06-30
Value0.0-2.00.0-4.01.0
Percentage of IncomeTaxExpenseBenefit0.0-40.0-0.05.10.8
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.0-0.20.0-0.30.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:CorporateNonSegment0.00.00.00.00.0

us-gaap:IncomeTaxExpenseBenefit us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

us-gaap:OperatingSegments, hes:ExplorationAndProduction


Income
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-30
Value119120706.0-11.0-77.033116131959110010595161-1969.0-14.0-20.02427-252.0-273.0
Percentage of IncomeTaxExpenseBenefit97.597.697.2120.0122.297.527.7100.099.2101.1337.082.692.1130.1101.999.7175.0153.876.179.789.5
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax7.26.20.00.6-1.8-6.00.07.47.86.10.05.46.66.90.0-118.2-1.1-1.60.0-21.1-21.5
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:OperatingSegments hes:ExplorationAndProduction7.26.20.00.6-1.8-6.00.07.47.86.10.05.46.66.90.00.00.00.00.00.00.0

us-gaap:OperatingSegments, hes:Midstream


Income
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-30
Value3.03.02.01.02.02.00.00.00.00.010.010.09.09.013-3.010.0111.09.07.0
Percentage of IncomeTaxExpenseBenefit2.52.42.820.0-22.2-2.50.00.00.00.037.08.37.912.38.20.2-125.0-84.60.0-2.8-2.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.20.20.00.10.30.20.00.00.00.00.00.50.60.70.0-0.20.80.90.00.80.6
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:OperatingSegments hes:Midstream1.01.00.00.40.70.70.00.00.00.00.05.45.15.40.00.00.00.00.00.00.0

Interest Expense

us-gaap:InterestExpense

us-gaap:InterestExpense


Interest
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-30
Value118117118118119113959097989999981038079828484848585868486858275
Percentage of InterestExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax7.26.00.011.619.58.80.05.75.86.30.05.46.27.50.04.76.76.60.07.06.78.60.05.04.45.50.02.7

Net Income Loss

us-gaap:NetIncomeLoss

us-gaap:NetIncomeLoss


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value-73.0252-97.0-243.0-320.0-2433.0-222.0-212.0-6.032-4.0-42.0-130.0-106.0-2677.0-624.0-449.0-324.0-4892.0-339.0-392.0-509.0-1821.0-279.0-567.0-389.0-8.01008931386192542014311276374557549545-131.0298607929581154375538
Percentage of NetIncomeLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-4.412.90.0-23.9-52.5-189.00.0-13.4-0.42.10.0-2.3-8.2-7.70.0-37.5-36.6-25.40.0-28.3-30.9-51.30.0-16.5-29.3-25.10.036.025.97.00.015.634.931.00.05.85.95.60.03.46.28.80.012.94.85.8

us-gaap:NetIncomeLoss us-gaap:ConsolidationItems

us-gaap:CorporateNonSegment


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-30
Value-124.0-131.0-120.0-117.0-122.0-123.0-191.0-191.0-109.0
Percentage of NetIncomeLoss169.9-52.0123.748.138.15.186.090.11816.7
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-7.5-6.70.0-11.5-20.0-9.60.0-12.1-6.5
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:CorporateNonSegment0.00.00.00.00.00.00.00.00.0

us-gaap:NetIncomeLoss us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

us-gaap:OperatingSegments, hes:ExplorationAndProduction


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-30
Value-25.0308-39.0-182.0-249.0-2371.0-64.0-60.068109-5.05031-25.0-2592.0-474.0-354.0-233.0-3949.0-234.0-328.0
Percentage of NetIncomeLoss34.2122.240.274.977.897.528.828.3-1133.3340.6125.0-119.0-23.823.696.876.078.871.980.769.083.7
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-1.515.80.0-17.9-40.9-184.20.0-3.84.17.00.02.72.0-1.80.0-28.5-28.8-18.30.0-19.6-25.8
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:OperatingSegments hes:ExplorationAndProduction-1.515.80.0-17.9-40.9-184.20.0-3.84.17.00.02.72.0-1.80.00.00.00.00.00.00.0

us-gaap:OperatingSegments, hes:Midstream


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-30
Value767562565161333935373230302820-12.016182.01311
Percentage of NetIncomeLoss-104.129.8-63.9-23.0-15.9-2.5-14.9-18.4-583.3115.6-800.0-71.4-23.1-26.4-0.71.9-3.6-5.6-0.0-3.8-2.8
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax4.63.90.05.58.44.70.02.52.12.40.01.61.92.00.0-0.71.31.40.01.10.9
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:OperatingSegments hes:Midstream25.926.00.021.218.921.00.018.118.419.50.016.317.016.80.00.00.00.00.00.00.0

Net Income Loss Attributable To Noncontrolling Interest

us-gaap:NetIncomeLossAttributableToNoncontrollingInterest

us-gaap:NetIncomeLossAttributableToNoncontrollingInterest


Net
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value8684605767394640433845434142313228-6.022192122270.00.01.022-1.035-10.0-2.0185-3.02.035-14.015-3.0-31.0-38.04525-63.02130
Percentage of NetIncomeLossAttributableToNoncontrollingInterest100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax5.24.35.99.45.20.02.92.42.80.02.42.73.00.01.92.62.20.01.81.52.10.01.60.00.00.00.8-0.00.60.0-0.14.5-0.10.00.4-0.20.20.0-0.4-0.40.40.0-0.70.30.3

Net Income Loss Available To Common Stockholders Basic

us-gaap:NetIncomeLossAvailableToCommonStockholdersBasic

us-gaap:NetIncomeLossAvailableToCommonStockholdersBasic


Net
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-31
Value-97.0-243.0-320.0-2433.0-222.0-212.0-6.028-16.0-53.0-142.0-117.0-2689.0-635.0-460.0-336.0-4903.0-351.0-404.0-515.0-1821.0-279.0-567.0-389.0
Percentage of NetIncomeLossAvailableToCommonStockholdersBasic100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.0-23.9-52.5-189.00.0-13.4-0.41.80.0-2.9-9.0-8.50.0-38.1-37.5-26.40.0-29.3-31.8-51.90.0-16.5-29.3-25.1

Operating Costs And Expenses

us-gaap:OperatingCostsAndExpenses

us-gaap:OperatingCostsAndExpenses


Operating
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-31
Value315265313308294303365321285266292266288288359352375359568421455436512508503478452487522466546475510585549568550535
Percentage of OperatingCostsAndExpenses100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax19.113.60.030.348.323.50.020.317.117.10.014.418.220.90.021.130.528.20.035.235.943.90.030.126.030.80.017.414.58.50.017.612.414.20.05.95.95.5

Other Comprehensive Income Loss Net Of Tax

us-gaap:OtherComprehensiveIncomeLossNetOfTax

us-gaap:OtherComprehensiveIncomeLossNetOfTax


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-30
Value-60.0-21.0-392.0-176.0-426.093877-128.02.0-344.029620491167864614937-332.0127-15.0180-82.0-146.068-94.0-923.0-103.0-108.062109-28.0413918310727214-201.0-207.0211
Percentage of OtherComprehensiveIncomeLossNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-3.6-1.10.0-17.3-70.072.90.0-8.10.1-22.10.01.13.18.40.02.812.12.90.010.6-1.218.10.0-8.63.5-6.10.0-3.7-3.01.10.0-1.01.00.90.01.12.90.10.0-2.42.2

us-gaap:OtherComprehensiveIncomeLossNetOfTax us-gaap:StatementEquityComponents

us-gaap:AccumulatedOtherComprehensiveIncome


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-30
Value-60.0-21.0-392.0-176.0-426.093877-128.02.0-344.029620491167864614937-332.0127-15.0180-82.0-146.068-94.0-923.0-103.0-108.062109-28.0334118210427810.0-200.0-205.0
Percentage of OtherComprehensiveIncomeLossNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.080.5105.199.597.2102.271.499.599.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-3.6-1.10.0-17.3-70.072.90.0-8.10.1-22.10.01.13.18.40.02.812.12.90.010.6-1.218.10.0-8.63.5-6.10.0-3.7-3.01.10.0-1.00.81.00.01.13.00.10.0-2.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:AccumulatedOtherComprehensiveIncome0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:Parent


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-60.0-21.0-392.0-176.0-426.093877-128.02.0-344.029620491167864614937-332.0127-15.0180-82.0-146.068-94.0-923.0-103.0-108.062109-28.0334118210427810.0-200.0-205.0
Percentage of OtherComprehensiveIncomeLossNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.080.5105.199.597.2102.271.499.599.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-3.6-1.10.0-17.3-70.072.90.0-8.10.1-22.10.01.13.18.40.02.812.12.90.010.6-1.218.10.0-8.63.5-6.10.0-3.7-3.01.10.0-1.00.81.00.01.13.00.10.0-2.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:Parent0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Other Nonoperating Income Expense

us-gaap:OtherNonoperatingIncomeExpense

us-gaap:OtherNonoperatingIncomeExpense


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value192117171.01516-65.0152732212137-5.02212-2.0-25.0194520-88.0-32.0-18.012-32.026-25.0-58.020-3.0-17.0-37.015495.029-415.0972.0348-1177.011722446
Percentage of OtherNonoperatingIncomeExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax1.21.10.01.70.21.20.0-4.10.91.70.01.11.32.70.01.31.0-0.20.01.63.52.00.0-1.9-0.90.80.00.9-0.7-1.10.0-0.1-0.4-0.90.00.50.10.30.01.10.03.30.013.10.30.5

Profit Loss

us-gaap:ProfitLoss

us-gaap:ProfitLoss


Profit
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value13336-27.0-183.0-263.0-2366.0-183.0-166.03475343.0-87.0-65.0-2635.0-593.0-417.0-296.0-4898.0-317.0-373.0-488.0-1799.0-252.0-567.0-389.0-7.01030930421191541816161273376592535560-134.0267569974831091396568
Percentage of ProfitLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.817.30.0-18.0-43.2-183.80.0-10.52.04.80.00.2-5.5-4.70.0-35.6-34.0-23.20.0-26.5-29.4-49.10.0-14.9-29.3-25.10.036.825.87.60.015.539.430.90.06.25.75.70.03.15.89.30.012.25.16.2

us-gaap:ProfitLoss us-gaap:StatementEquityComponents

us-gaap:NoncontrollingInterest


Profit
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value868470605767394640433845434142313228-6.022192122270.00.01.022-1.035-10.0-2.0185-3.02.035-14.015-3.0-31.0-38.04525-63.02130
Percentage of ProfitLoss661.525.0-259.3-32.8-21.7-2.8-21.3-27.7117.657.3111.81500.0-49.4-63.1-1.6-5.2-7.7-9.50.1-6.9-5.1-4.3-1.2-10.7-0.0-0.0-14.32.1-0.18.3-0.5-0.511.4-0.20.55.9-2.62.72.2-11.6-6.74.630.1-5.85.35.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax5.24.30.05.99.45.20.02.92.42.80.02.42.73.00.01.92.62.20.01.81.52.10.01.60.00.00.00.8-0.00.60.0-0.14.5-0.10.00.4-0.20.20.0-0.4-0.40.40.0-0.70.30.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:NoncontrollingInterest0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:Parent


Profit
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value-73.0252-97.0-243.0-320.0-2433.0-222.0-212.0-6.032-4.0-42.0-130.0-106.0-2677.0-624.0-449.0-324.0-4892.0-339.0-392.0-509.0-1821.0-279.0-567.0-389.0-8.01008931386192542014311276374557549545-131.0298607929581154375538
Percentage of ProfitLoss-561.575.0359.3132.8121.7102.8121.3127.7-17.642.7-11.8-1400.0149.4163.1101.6105.2107.7109.599.9106.9105.1104.3101.2110.7100.0100.0114.397.9100.191.7100.5100.588.6100.299.594.1102.697.397.8111.6106.795.469.9105.894.794.7
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-4.412.90.0-23.9-52.5-189.00.0-13.4-0.42.10.0-2.3-8.2-7.70.0-37.5-36.6-25.40.0-28.3-30.9-51.30.0-16.5-29.3-25.10.036.025.97.00.015.634.931.00.05.85.95.60.03.46.28.80.012.94.85.8
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:Parent0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:RetainedEarnings


Profit
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-31
Value-73.0252-97.0-243.0-320.0-2433.0-222.0-212.0-6.032-4.0-42.0-130.0-106.0-2677.0-624.0-449.0-324.0-4892.0-339.0-392.0-509.0-1821.0-279.0-567.0-389.0-8.01008931386192542014311276374557549545-131.0298607929
Percentage of ProfitLoss-561.575.0359.3132.8121.7102.8121.3127.7-17.642.7-11.8-1400.0149.4163.1101.6105.2107.7109.599.9106.9105.1104.3101.2110.7100.0100.0114.397.9100.191.7100.5100.588.6100.299.594.1102.697.397.8111.6106.795.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-4.412.90.0-23.9-52.5-189.00.0-13.4-0.42.10.0-2.3-8.2-7.70.0-37.5-36.6-25.40.0-28.3-30.9-51.30.0-16.5-29.3-25.10.036.025.97.00.015.634.931.00.05.85.95.60.03.46.28.8
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:RetainedEarnings0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Revenue From Contract With Customer Excluding Assessed Tax

us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax

us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value1646194711831015609128716501578167115571656184115811380123616661228127513861196126999313871689193515502345280236005506135012698410541179698961993099747882487269806105158690895377509220
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:ConsolidationItems

us-gaap:IntersegmentElimination


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
Value-294.0-289.0-267.0-264.0-270.0-291.0-253.0-215.0-190.0-190.0-186.0-184.0-176.0-167.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-17.9-14.8-22.6-26.0-44.3-22.6-15.3-13.6-11.4-12.2-11.2-10.0-11.1-12.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-17.9-14.8-22.6-26.0-44.3-22.6-15.3-13.6-11.4-12.2-11.2-10.0-11.1-12.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:IntersegmentElimination100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

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

us-gaap:IntersegmentElimination, hes:Midstream


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-30
Value294289267264270291253215190
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax17.914.822.626.044.322.615.313.611.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax17.914.822.626.044.322.615.313.611.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:IntersegmentElimination hes:Midstream100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OperatingSegments, hes:ExplorationAndProduction


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
Value1646194711831015609128716501578167115571656184115811380
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:OperatingSegments hes:ExplorationAndProduction100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OperatingSegments, hes:Midstream


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
Value294289267264270291253215190190186184176167
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax17.914.822.626.044.322.615.313.611.412.211.210.011.112.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax17.914.822.626.044.322.615.313.611.412.211.210.011.112.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:OperatingSegments hes:Midstream100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

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

us-gaap:OperatingSegments, country:DK, hes:ExplorationAndProduction


Revenue
Period End2021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-31
Value138121638335319572136
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax7.11.22.63.02.13.21.23.11.32.6
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax7.11.22.63.02.13.21.23.11.32.6
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:OperatingSegments country:DK hes:ExplorationAndProduction100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OperatingSegments, country:GY, hes:ExplorationAndProduction


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-06-302019-03-31
Value1381851328131390.00.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax8.49.511.28.05.13.00.00.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax8.49.511.28.05.13.00.00.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:OperatingSegments country:GY hes:ExplorationAndProduction100.0100.0100.0100.0100.0100.00.00.0

us-gaap:OperatingSegments, country:LY, hes:ExplorationAndProduction


Revenue
Period End2021-06-302020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-31
Value1620.00.02.0150158119135139131
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax9.80.00.00.29.59.57.67.38.89.5
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax9.80.00.00.29.59.57.67.38.89.5
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:OperatingSegments country:LY hes:ExplorationAndProduction100.00.00.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OperatingSegments, country:MY, hes:ExplorationAndProduction


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
Value20518515112990141198185178201184207193185
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax12.59.512.812.714.811.012.011.710.712.911.111.212.213.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax12.59.512.812.714.811.012.011.710.712.911.111.212.213.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:OperatingSegments country:MY hes:ExplorationAndProduction100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OperatingSegments, country:US, hes:ExplorationAndProduction


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
Value11411439794793472106712941210128212181279144212281028
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax69.373.967.178.177.582.978.476.776.778.277.278.377.774.5
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax69.373.967.178.177.582.978.476.776.778.277.278.377.774.5
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:OperatingSegments country:US hes:ExplorationAndProduction100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:Energy

hes:NaturalGasLiquidsRevenue


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
Value120143946843496746486872907571
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax7.37.37.96.77.13.84.12.92.94.44.34.94.75.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax7.37.37.96.77.13.84.12.92.94.44.34.94.75.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax hes:NaturalGasLiquidsRevenue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

hes:NaturalGasRevenue


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
Value240279176151123181202201195231240230211178
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax14.614.314.914.920.214.112.212.711.714.814.512.513.312.9
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax14.614.314.914.920.214.112.212.711.714.814.512.513.312.9
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax hes:NaturalGasRevenue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

hes:SalesOfPurchasedOilAndGas


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
Value329321166221143325422407461448455504446363
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax20.016.514.021.823.525.325.625.827.628.827.527.428.226.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax20.016.514.021.823.525.325.625.827.628.827.527.428.226.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax hes:SalesOfPurchasedOilAndGas100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

srt:CrudeOil


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-30
Value95712047475753007329599249678108891017
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax58.161.863.156.749.356.958.158.657.952.053.755.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax58.161.863.156.749.356.958.158.657.952.053.755.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax srt:CrudeOil100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:Energy, us-gaap:StatementBusinessSegments

hes:NaturalGasLiquidsRevenue, hes:ExplorationAndProduction


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302018-12-312018-09-302018-06-302018-03-31
Value1201439468434967464872907571
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax7.37.37.96.77.13.84.12.92.94.34.94.75.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax7.37.37.96.77.13.84.12.92.94.34.94.75.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax hes:NaturalGasLiquidsRevenue hes:ExplorationAndProduction100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

hes:NaturalGasRevenue, hes:ExplorationAndProduction


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302018-12-312018-09-302018-06-302018-03-31
Value240279176151123181202201195240230211178
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax14.614.314.914.920.214.112.212.711.714.512.513.312.9
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax14.614.314.914.920.214.112.212.711.714.512.513.312.9
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax hes:NaturalGasRevenue hes:ExplorationAndProduction100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

hes:SalesOfPurchasedOilAndGas, hes:ExplorationAndProduction


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302018-12-312018-09-302018-06-30
Value329321166221143325422407461455504446
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax20.016.514.021.823.525.325.625.827.627.527.428.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax20.016.514.021.823.525.325.625.827.627.527.428.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax hes:SalesOfPurchasedOilAndGas hes:ExplorationAndProduction100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

srt:CrudeOil, hes:ExplorationAndProduction


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-30
Value9571204747575300732959924967
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax58.161.863.156.749.356.958.158.657.9
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax58.161.863.156.749.356.958.158.657.9
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax srt:CrudeOil hes:ExplorationAndProduction100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:Energy, us-gaap:StatementGeographical, us-gaap:StatementBusinessSegments

hes:NaturalGasLiquidsRevenue, country:US, hes:ExplorationAndProduction


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-30
Value12014394684349674648
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax7.37.37.96.77.13.84.12.92.9
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax7.37.37.96.77.13.84.12.92.9
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax hes:NaturalGasLiquidsRevenue country:US hes:ExplorationAndProduction100.0100.0100.0100.0100.0100.0100.0100.0100.0

hes:NaturalGasRevenue, country:DK, hes:ExplorationAndProduction


Revenue
Period End2021-03-312020-09-302020-06-302020-03-312019-09-302019-06-30
Value3.01.02.04.02.02.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.20.10.30.30.10.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.20.10.30.30.10.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax hes:NaturalGasRevenue country:DK hes:ExplorationAndProduction100.0100.0100.0100.0100.0100.0

hes:NaturalGasRevenue, country:LY, hes:ExplorationAndProduction


Revenue
Period End2021-06-302020-09-302020-06-302019-09-302019-06-30
Value1.00.00.05.06.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.10.00.00.30.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.10.00.00.30.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax hes:NaturalGasRevenue country:LY hes:ExplorationAndProduction100.00.00.0100.0100.0

hes:NaturalGasRevenue, country:MY, hes:ExplorationAndProduction


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-30
Value17816313311689139152160154
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax10.88.411.211.414.610.89.210.19.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax10.88.411.211.414.610.89.210.19.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax hes:NaturalGasRevenue country:MY hes:ExplorationAndProduction100.0100.0100.0100.0100.0100.0100.0100.0100.0

hes:NaturalGasRevenue, country:US, hes:ExplorationAndProduction


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-30
Value6111340343238413433
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax3.75.83.43.35.33.02.52.22.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax3.75.83.43.35.33.02.52.22.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax hes:NaturalGasRevenue country:US hes:ExplorationAndProduction100.0100.0100.0100.0100.0100.0100.0100.0100.0

hes:SalesOfPurchasedOilAndGas, country:DK, hes:ExplorationAndProduction


Revenue
Period End2021-03-312020-06-302019-06-30
Value190.00.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax1.00.00.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax1.00.00.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax hes:SalesOfPurchasedOilAndGas country:DK hes:ExplorationAndProduction100.00.00.0

hes:SalesOfPurchasedOilAndGas, country:GY, hes:ExplorationAndProduction


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-06-30
Value4.04.03.01.00.01.00.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.20.20.30.10.00.10.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.20.20.30.10.00.10.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax hes:SalesOfPurchasedOilAndGas country:GY hes:ExplorationAndProduction100.0100.0100.0100.00.0100.00.0

hes:SalesOfPurchasedOilAndGas, country:LY, hes:ExplorationAndProduction


Revenue
Period End2021-06-302020-06-302019-09-302019-06-30
Value260.02322
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax1.60.01.51.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax1.60.01.51.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax hes:SalesOfPurchasedOilAndGas country:LY hes:ExplorationAndProduction100.00.0100.0100.0

hes:SalesOfPurchasedOilAndGas, country:US, hes:ExplorationAndProduction


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-30
Value299298152220143324398381439
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax18.215.312.821.723.525.224.124.126.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax18.215.312.821.723.525.224.124.126.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax hes:SalesOfPurchasedOilAndGas country:US hes:ExplorationAndProduction100.0100.0100.0100.0100.0100.0100.0100.0100.0

srt:CrudeOil, country:DK, hes:ExplorationAndProduction


Revenue
Period End2021-03-312020-09-302020-06-302020-03-312019-09-302019-06-30
Value1161114363151
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax6.01.12.32.82.03.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax6.01.12.32.82.03.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax srt:CrudeOil country:DK hes:ExplorationAndProduction100.0100.0100.0100.0100.0100.0

srt:CrudeOil, country:GY, hes:ExplorationAndProduction


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-06-30
Value1341811298031380.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax8.19.310.97.95.13.00.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax8.19.310.97.95.13.00.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax srt:CrudeOil country:GY hes:ExplorationAndProduction100.0100.0100.0100.0100.0100.00.0

srt:CrudeOil, country:LY, hes:ExplorationAndProduction


Revenue
Period End2021-06-302020-06-302019-09-302019-06-30
Value1350.0122130
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax8.20.07.77.8
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax8.20.07.77.8
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax srt:CrudeOil country:LY hes:ExplorationAndProduction100.00.0100.0100.0

srt:CrudeOil, country:MY, hes:ExplorationAndProduction


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-30
Value272218131.02.0462224
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax1.61.11.51.30.20.22.81.41.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax1.61.11.51.30.20.22.81.41.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax srt:CrudeOil country:MY hes:ExplorationAndProduction100.0100.0100.0100.0100.0100.0100.0100.0100.0

srt:CrudeOil, country:US, hes:ExplorationAndProduction


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-30
Value661885508471254656788749762
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax40.245.542.946.441.751.047.847.545.6
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax40.245.542.946.441.751.047.847.545.6
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax srt:CrudeOil country:US hes:ExplorationAndProduction100.0100.0100.0100.0100.0100.0100.0100.0100.0

Revenues

us-gaap:Revenues

us-gaap:Revenues


Revenues
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value1598191914171176842136916991515169715991682182815661390123616661228127513861196126999313871689193515502345280236005506135012698410541179698961993099747882487269806105158690895377509220
Percentage of Revenues100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax97.198.6119.8115.9138.3106.4103.096.0101.6102.7101.699.399.1100.7100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

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
Value1916618951188211896919546207172178221631216952171621433214672146422072231122660027798281002862134459342343480834195364563555836101385784097541071414244275441896414284237943441422124061440647391363733936991366373539629465
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

us-gaap:Assets us-gaap:ConsolidationItems

us-gaap:CorporateNonSegment


Assetsus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302019-12-312016-12-312015-12-31
Value18261601153413701729149326002540
Percentage of Assets9.58.48.27.28.86.99.17.4
Percentage of Assets9.58.48.27.28.86.99.17.4
Percentage of Assets us-gaap:CorporateNonSegment100.0100.0100.0100.0100.0100.0100.0100.0

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

us-gaap:OperatingSegments, hes:ExplorationAndProduction


Assetsus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-312016-12-31
Value137531376413688140051426714302167901660316572169781610916387159071561322856
Percentage of Assets71.872.672.773.873.069.077.176.876.478.275.276.374.167.679.9
Percentage of Assets71.872.672.773.873.069.077.176.876.478.275.276.374.167.679.9
Percentage of Assets us-gaap:OperatingSegments hes:ExplorationAndProduction100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OperatingSegments, hes:Midstream


Assetsus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-312016-12-31
Value358735863599359435503519349934233337328032853540348833293165
Percentage of Assets18.718.919.118.918.217.016.115.815.415.115.316.516.314.411.1
Percentage of Assets18.718.919.118.918.217.016.115.815.415.115.316.516.314.411.1
Percentage of Assets us-gaap:OperatingSegments hes:Midstream100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

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
Value1263412308124861208712180125391207611454111641116310545104211012810135107581217212720128671303013544130601317413794140931445514434162581661016717171821797018054174551985422238215602065521490205441842518087185201858715937
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 Assets65.964.966.363.762.360.555.453.051.551.449.248.547.245.946.545.845.845.845.539.338.137.840.338.740.740.042.140.540.741.542.043.142.146.851.251.150.952.952.549.348.950.552.554.1

us-gaap:Liabilities us-gaap:ConsolidatedEntities, us-gaap:Ownership, us-gaap:RecourseStatus

us-gaap:VariableInterestEntityPrimaryBeneficiary, hes:HessMidstreamLP, us-gaap:Nonrecourse


Liabilitiesus-gaap:
Period End2021-06-302020-12-31
Value19452026
Percentage of Liabilities15.416.2
Percentage of Assets10.110.8
Percentage of Assets us-gaap:VariableInterestEntityPrimaryBeneficiary hes:HessMidstreamLP us-gaap:Nonrecourse0.00.0

us-gaap:Liabilities us-gaap:Ownership, us-gaap:InvestmentsByConsolidatedAndNonconsolidatedEntities

hes:HessMidstreamLP, us-gaap:VariableInterestEntityPrimaryBeneficiary


Liabilitiesus-gaap:
Period End2020-09-302020-06-302019-12-31
Value203119721941
Percentage of Liabilities16.816.216.1
Percentage of Assets10.710.18.9
Percentage of Assets hes:HessMidstreamLP us-gaap:VariableInterestEntityPrimaryBeneficiary0.00.00.0

us-gaap:Liabilities us-gaap:Ownership, us-gaap:RecourseStatus

hes:HessMidstreamLP, us-gaap:Nonrecourse


Liabilitiesus-gaap:
Period End2021-03-312020-12-312019-12-31
Value198420261941
Percentage of Liabilities16.116.216.1
Percentage of Assets10.510.88.9
Percentage of Assets hes:HessMidstreamLP us-gaap:Nonrecourse0.00.00.0

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
Value1916618951188211896919546207172178221631216952171621433214672146422072231122660027798281002862134459342343480834195364563555836101385784097541071414244275441896414284237943441422124061440647391363733936991366373539629465
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 End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value548856165366591663957200873289089294934296299650997210605110511313213780141481453419838201192059819386213312110321667222052424924257241442472023769238972241821090205421988719063185161883318776179491668913384
Percentage of StockholdersEquity100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets28.629.628.531.232.734.840.141.242.843.044.945.046.548.047.849.449.650.350.857.658.859.256.758.559.360.057.659.259.158.357.856.757.752.948.548.749.046.947.350.450.849.047.145.4

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
Value396935223081313631154270315633983684383444594501469450146157408342704171427648934631494544045597392643236687886587677048859992579992114188387815779258212833974798886943687807987
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 Assets20.718.616.416.515.920.614.515.717.017.720.821.021.922.726.615.315.414.814.914.213.514.212.915.411.012.017.321.621.317.020.122.124.126.919.319.319.520.221.320.024.025.824.827.1

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
Value2430186617391285164620801545186322082300269430042908372648472526249226862732352930953557271630139311506244441202205128818143217254446425284093963518272194196816082353136313701362908607
Percentage of CashAndCashEquivalentsAtCarryingValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets12.79.89.26.88.410.07.18.610.210.612.614.013.516.921.09.59.09.69.510.29.010.27.98.32.64.26.310.15.43.14.20.81.81.01.51.31.01.00.92.25.95.44.50.00.00.04.60.00.0

us-gaap:CashAndCashEquivalentsAtCarryingValue us-gaap:ConsolidatedEntities, us-gaap:Ownership

us-gaap:VariableInterestEntityPrimaryBeneficiary, hes:HessMidstreamLP


Cash
Period End2021-06-302020-12-31
Value4.03.0
Percentage of CashAndCashEquivalentsAtCarryingValue0.20.2
Percentage of Assets0.00.0
Percentage of Assets us-gaap:VariableInterestEntityPrimaryBeneficiary hes:HessMidstreamLP0.00.0

us-gaap:CashAndCashEquivalentsAtCarryingValue us-gaap:Ownership

hes:HessMidstreamLP


Cash
Period End2021-03-312020-12-312020-03-312019-12-31
Value2.03.03.03.0
Percentage of CashAndCashEquivalentsAtCarryingValue0.10.20.10.2
Percentage of Assets0.00.00.00.0
Percentage of Assets hes:HessMidstreamLP0.00.00.00.0

Inventory Net

us-gaap:InventoryNet

us-gaap:InventoryNet


Inventory
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
Value24121937842236023026128927827424526323123923237237637732340337741639953556954652781784210559546956836861259121813091411142315161432155214521438
Percentage of InventoryNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets1.31.22.02.21.81.11.21.31.31.31.11.21.11.11.01.41.41.31.11.21.11.21.21.51.61.51.42.02.12.52.21.71.61.62.92.93.23.53.64.13.94.24.14.9

Inventory Raw Materials And Supplies

us-gaap:InventoryRawMaterialsAndSupplies

us-gaap:InventoryRawMaterialsAndSupplies


Inventory
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302014-12-31
Value179173152181156156169217196178171182173175173262242240246299282272255318280281
Percentage of InventoryRawMaterialsAndSupplies100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.90.90.81.00.80.80.81.00.90.80.80.80.80.80.71.00.90.90.90.90.80.80.70.90.80.7

Other Assets Current

us-gaap:OtherAssetsCurrent

us-gaap:OtherAssetsCurrent


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value681971042476368180124138144519525952541421241961951081111201305276325601643869871111412098227509032148216716991421155497380775910021263
Percentage of OtherAssetsCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.41.00.61.30.30.30.80.60.60.72.40.20.30.20.20.50.40.70.70.30.30.30.41.41.81.64.32.12.12.72.82.01.82.14.95.14.23.54.02.62.22.12.84.3

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
Value2994230642305193016632209317043582034955340983344633222326193204032906325044785547058472504690748416479084769346826481384787846958465224614245157470574595043121411954025545553442664213041594397104043238378370323570329871
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 Assets156.2161.7162.2159.0164.8153.0164.4161.6157.2154.0155.0151.9149.3149.1140.6179.9169.3168.1163.9140.5139.9137.0136.9132.0134.6130.1120.6112.6109.9113.6107.5102.999.495.0104.9104.9103.7102.3101.5108.3103.7101.1100.9101.4

us-gaap:PropertyPlantAndEquipmentGross us-gaap:ConsolidationItems

us-gaap:CorporateNonSegment


Property
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-31
Value38403953100171
Percentage of PropertyPlantAndEquipmentGross0.10.10.10.20.20.4
Percentage of Assets0.20.20.20.20.30.5
Percentage of Assets us-gaap:CorporateNonSegment2.52.70.00.03.86.7

us-gaap:PropertyPlantAndEquipmentGross us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

us-gaap:OperatingSegments, hes:ExplorationAndProduction


Property
Period End2020-12-312019-12-31
Value2631831876
Percentage of PropertyPlantAndEquipmentGross86.289.0
Percentage of Assets139.8146.3
Percentage of Assets us-gaap:OperatingSegments hes:ExplorationAndProduction192.3189.9

us-gaap:OperatingSegments, hes:Midstream


Property
Period End2020-12-312019-12-31
Value41633904
Percentage of PropertyPlantAndEquipmentGross13.610.9
Percentage of Assets22.117.9
Percentage of Assets us-gaap:OperatingSegments hes:Midstream115.7111.6

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
Value1628516779164041593117384168931900618506179911754817139166061617116725163122757624265240492331222879221392145220474212552058019750190051847517921178911717915707150251460416746161221557415542149981626515850152731457613244
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 Assets85.088.587.284.088.981.587.385.682.980.880.077.475.375.870.6103.787.385.681.566.464.761.659.958.357.954.749.345.143.643.240.237.536.334.538.538.238.338.238.343.642.841.741.244.9

Property Plant And Equipment Net

us-gaap:PropertyPlantAndEquipmentNet

us-gaap:PropertyPlantAndEquipmentNet


Property
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-312008-12-31
Value136571386314115142351482514811168141644916107158981608316013158691618116192202792279323201235952553725769262412635226883272982720827517276672723629166287712741426170256512880728144265562605224712241672252821759211271662716271
Percentage of PropertyPlantAndEquipmentNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets71.373.275.075.075.871.577.276.074.273.275.074.673.973.370.176.282.082.682.474.175.375.477.173.776.875.471.367.566.370.467.365.463.260.566.366.765.464.163.164.760.959.459.756.40.0

us-gaap:PropertyPlantAndEquipmentNet us-gaap:ConsolidatedEntities, us-gaap:Ownership

us-gaap:VariableInterestEntityPrimaryBeneficiary, hes:HessMidstreamLP


Property
Period End2021-06-302020-12-31
Value31013111
Percentage of PropertyPlantAndEquipmentNet22.722.0
Percentage of Assets16.216.5
Percentage of Assets us-gaap:VariableInterestEntityPrimaryBeneficiary hes:HessMidstreamLP0.00.0

us-gaap:PropertyPlantAndEquipmentNet us-gaap:ConsolidationItems

us-gaap:CorporateNonSegment


Property
Period End2020-12-312019-12-31
Value1112
Percentage of PropertyPlantAndEquipmentNet0.10.1
Percentage of Assets0.10.1
Percentage of Assets us-gaap:CorporateNonSegment0.70.8

us-gaap:PropertyPlantAndEquipmentNet us-gaap:ConsolidationItems, us-gaap:StatementGeographical

us-gaap:OperatingSegments, country:GY


Property
Period End2020-12-312019-12-31
Value21141507
Percentage of PropertyPlantAndEquipmentNet15.09.0
Percentage of Assets11.26.9
Percentage of Assets us-gaap:OperatingSegments country:GY0.00.0

us-gaap:OperatingSegments, country:US


Property
Period End2020-12-312019-12-312017-12-312016-12-31
Value10384121821189414596
Percentage of PropertyPlantAndEquipmentNet73.672.573.561.9
Percentage of Assets55.255.951.551.0
Percentage of Assets us-gaap:OperatingSegments country:US0.00.087.290.7

us-gaap:OperatingSegments, hes:MalaysiaAndJDA


Property
Period End2020-12-312019-12-31
Value10671890
Percentage of PropertyPlantAndEquipmentNet7.611.2
Percentage of Assets5.78.7
Percentage of Assets us-gaap:OperatingSegments hes:MalaysiaAndJDA0.00.0

us-gaap:OperatingSegments, srt:Africa


Property
Period End2020-12-312019-12-312018-12-312017-12-31
Value539350355365
Percentage of PropertyPlantAndEquipmentNet3.82.12.22.3
Percentage of Assets2.91.61.71.6
Percentage of Assets us-gaap:OperatingSegments srt:Africa0.087.789.985.3

us-gaap:PropertyPlantAndEquipmentNet us-gaap:Ownership

hes:HessMidstreamLP


Property
Period End2021-03-312020-12-312020-03-312019-12-31
Value3095311130293010
Percentage of PropertyPlantAndEquipmentNet22.322.020.517.9
Percentage of Assets16.316.514.613.8
Percentage of Assets hes:HessMidstreamLP0.00.00.00.0

us-gaap:PropertyPlantAndEquipmentNet us-gaap:Ownership, us-gaap:InvestmentsByConsolidatedAndNonconsolidatedEntities

hes:HessMidstreamLP, us-gaap:VariableInterestEntityPrimaryBeneficiary


Property
Period End2020-09-302020-06-302019-12-31
Value310330693010
Percentage of PropertyPlantAndEquipmentNet21.820.717.9
Percentage of Assets16.415.713.8
Percentage of Assets hes:HessMidstreamLP us-gaap:VariableInterestEntityPrimaryBeneficiary0.00.00.0

us-gaap:PropertyPlantAndEquipmentNet us-gaap:StatementBusinessSegments

hes:ExplorationAndProduction


Property
Period End2020-12-312019-12-31
Value72739172
Percentage of PropertyPlantAndEquipmentNet51.554.5
Percentage of Assets38.642.1
Percentage of Assets hes:ExplorationAndProduction0.00.0

Investments In Affiliates Subsidiaries Associates And Joint Ventures

us-gaap:InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures

us-gaap:InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures


Investments
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value212222193134146154151145213485687441380337443401450415384391417446443913
Percentage of InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets1.11.00.90.60.50.50.40.40.51.21.61.10.90.81.00.91.11.01.01.01.11.21.33.1

us-gaap:InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

us-gaap:OperatingSegments, hes:ExplorationAndProduction


Investments
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value104114126134146
Percentage of InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures49.151.465.3100.0100.0
Percentage of Assets0.60.50.60.60.5
Percentage of Assets us-gaap:OperatingSegments hes:ExplorationAndProduction0.80.70.80.90.6

us-gaap:OperatingSegments, hes:Midstream


Investments
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value108108670.00.0
Percentage of InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures50.948.634.70.00.0
Percentage of Assets0.60.50.30.00.0
Percentage of Assets us-gaap:OperatingSegments hes:Midstream3.03.12.00.00.0

Goodwill

us-gaap:Goodwill

us-gaap:Goodwill


Goodwill
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-312008-12-31
Value3603603603603603603603603603603603603603603603603503753753753753753751473147318581858185818581984186918691869186922082208226622932305238323882394240812251225
Percentage of Goodwill100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets1.91.91.91.91.81.71.71.71.71.71.71.71.71.61.61.41.31.31.31.11.11.11.14.04.15.14.84.54.54.84.44.54.54.45.15.25.65.65.96.46.56.56.84.20.0

us-gaap:Goodwill us-gaap:StatementBusinessSegments

hes:Midstream


Goodwillus-gaap:
Period End2020-12-312019-12-312018-12-312017-12-312017-09-302017-06-302016-12-31
Value360360360360360350375
Percentage of Goodwill100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets1.91.71.71.61.41.31.3
Percentage of Assets hes:Midstream0.00.00.010.812.010.911.8

Operating Lease Right Of Use Asset

us-gaap:OperatingLeaseRightOfUseAsset

us-gaap:OperatingLeaseRightOfUseAsset


Operating
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value3733864263243443864475276157130.0
Percentage of OperatingLeaseRightOfUseAsset100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0
Percentage of Assets1.92.02.31.71.81.92.12.42.83.30.0

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
Value631618612672642626626571586557510583523495382398360330316397416415411394357356347500498534509298264362470430444444455597487479471304
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 Assets3.33.33.33.53.33.02.92.62.72.62.42.72.42.21.71.51.31.21.11.21.21.21.21.11.01.00.91.21.21.31.20.70.60.91.11.01.11.11.21.61.31.31.31.0

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
Value17817220020030743141139635339949538336337543542150456543345852534645753761668170817121529206721094535655712809254327073891371234863761430442744223
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 Assets0.90.91.11.11.62.11.91.81.61.82.31.81.71.71.91.61.82.01.51.31.51.01.31.51.71.91.84.23.75.04.91.11.41.36.56.06.79.69.59.310.211.712.114.3

Accrued Liabilities Current

us-gaap:AccruedLiabilitiesCurrent

us-gaap:AccruedLiabilitiesCurrent


Accrued
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
Value14801254125110741110133418031570154113691560139414461251133715701430134316091433142116601997193024952427378129543063300132652783279226163826390533783084352422582151209925671954
Percentage of AccruedLiabilitiesCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets7.76.66.65.75.76.48.37.37.16.37.36.56.75.75.85.95.14.85.64.24.24.85.85.37.06.79.87.27.57.27.66.66.76.28.89.38.37.69.06.05.85.77.36.6

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
Value25271690162314261564194725102344233222712203195819451904243522142118212622512617213921932628262434933467485150155257598165586923673389068382784870848191810066066796735176136850
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 Assets13.28.98.67.58.09.411.510.810.710.510.39.19.18.610.58.37.67.67.97.66.26.37.77.29.89.612.612.212.814.415.316.516.321.019.318.617.420.220.717.718.420.121.523.2

Long Term Debt Current

us-gaap:LongTermDebtCurrent

us-gaap:LongTermDebtCurrent


Long
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302014-12-31
Value5111310.08.05.03.00.015141267858719658012212111611266610294867868
Percentage of LongTermDebtCurrent100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets2.70.10.10.00.00.00.00.10.10.10.30.40.40.92.50.50.40.40.41.90.30.30.30.20.2

Operating Lease Liability Current

us-gaap:OperatingLeaseLiabilityCurrent

us-gaap:OperatingLeaseLiabilityCurrent


Operating
Period End2020-12-312019-12-31
Value63182
Percentage of OperatingLeaseLiabilityCurrent100.0100.0
Percentage of Assets0.30.8

Other Accrued Liabilities Current

us-gaap:OtherAccruedLiabilitiesCurrent

us-gaap:OtherAccruedLiabilitiesCurrent


Other
Period End2021-06-302021-03-312020-12-312019-12-31
Value66186329
Percentage of OtherAccruedLiabilitiesCurrent100.0100.0100.0100.0
Percentage of Assets0.30.10.30.1

Taxes Payable Current

us-gaap:TaxesPayableCurrent

us-gaap:TaxesPayableCurrent


Taxes
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
Value268168814534339710495898196498283101631029760919388793132902942822785785203853587519607797001178812818849913726525
Percentage of TaxesPayableCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets1.40.90.40.20.20.20.40.50.40.40.40.40.20.40.40.40.20.40.30.20.30.30.30.20.90.80.80.70.71.41.20.90.91.82.21.81.72.92.12.22.32.52.11.8

Long Term Debt

us-gaap:LongTermDebt

us-gaap:LongTermDebt


Long
Period End2021-06-302021-03-312020-12-312020-09-302019-12-312018-12-312017-12-312016-12-312016-09-302016-06-302016-03-312015-12-312014-12-312014-09-302014-06-302014-03-312013-12-312012-12-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value822382868296828871426672697768067337655265926630598759966077557657987361604055835539555055694467
Percentage of LongTermDebt100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets42.943.744.143.732.831.130.223.821.319.118.919.415.514.614.813.513.616.915.415.015.015.115.715.2

us-gaap:LongTermDebt us-gaap:FairValueByMeasurementBasis

us-gaap:CarryingReportedAmountFairValueDisclosure


Long
Period End2020-12-312019-12-312018-12-31
Value829671426403
Percentage of LongTermDebt100.0100.096.0
Percentage of Assets44.132.829.9
Percentage of Assets us-gaap:CarryingReportedAmountFairValueDisclosure0.00.00.0

us-gaap:LongTermDebt us-gaap:StatementBusinessSegments

hes:Midstream


Long
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value19101753981980733
Percentage of LongTermDebt23.024.514.714.010.8
Percentage of Assets10.18.04.64.22.6
Percentage of Assets hes:Midstream0.00.00.029.423.2

us-gaap:CorporateAndOther


Long
Period End2020-12-31
Value6386
Percentage of LongTermDebt77.0
Percentage of Assets33.9
Percentage of Assets us-gaap:CorporateAndOther0.0

Long Term Debt Noncurrent

us-gaap:LongTermDebtNoncurrent

us-gaap:LongTermDebtNoncurrent


Long
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312013-12-312012-12-312011-12-312010-12-31
Value7712827382868280820581917142652665116550660566096352637263976592661266696694667164506498654464745888591159195798811160405569
Percentage of LongTermDebtNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets40.243.744.043.742.039.532.830.230.030.230.830.829.628.927.724.823.823.723.419.418.818.719.117.816.616.415.313.618.715.415.7

Deferred Income Tax Liabilities Net

us-gaap:DeferredIncomeTaxLiabilitiesNet

us-gaap:DeferredIncomeTaxLiabilitiesNet


Deferred
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302019-12-31
Value318324342316319415
Percentage of DeferredIncomeTaxLiabilitiesNet100.0100.0100.0100.0100.0100.0
Percentage of Assets1.71.71.81.71.61.9

Pension And Other Postretirement Defined Benefit Plans Liabilities Noncurrent

us-gaap:PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent us-gaap:RetirementPlanFundingStatus

us-gaap:PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent

us-gaap:DefinedBenefitPostretirementHealthCoverage


Pension
Period End2020-12-312019-12-31
Value5867
Percentage of PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent100.0100.0
Percentage of Assets0.30.3
Percentage of Assets us-gaap:DefinedBenefitPostretirementHealthCoverage0.00.0

us-gaap:FundedPlan


Pension
Period End2020-12-312019-12-31
Value876.0
Percentage of PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent150.09.0
Percentage of Assets0.50.0
Percentage of Assets us-gaap:FundedPlan0.00.0

us-gaap:UnfundedPlan


Pension
Period End2020-12-312019-12-312018-12-312017-12-31
Value220210186231
Percentage of PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent379.3313.40.00.0
Percentage of Assets1.21.00.91.0
Percentage of Assets us-gaap:UnfundedPlan0.00.00.00.0

Minority Interest

us-gaap:MinorityInterest

us-gaap:MinorityInterest


Minority
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value10441027969966971978974126912371211125913961364133213031296129810851057107710551036101510320.0115116979864737610711311072947681128168120144
Percentage of MinorityInterest100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets5.45.45.15.15.04.74.55.95.75.65.96.56.46.05.64.94.73.93.73.13.13.03.02.80.00.30.30.20.20.10.20.20.30.30.30.20.20.20.20.30.50.30.5

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
Value718611643575570554521709524491575657634660744936956100410299441006988113012161238117611981037974110014511179119912721658150115901628175212331198121412391312
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 Assets3.73.23.43.02.92.72.43.32.42.32.73.13.03.03.23.53.43.63.62.72.92.83.33.33.53.33.12.52.42.73.42.82.93.03.83.63.94.04.53.33.23.33.54.5

Operating Lease Liability Noncurrent

us-gaap:OperatingLeaseLiabilityNoncurrent

us-gaap:OperatingLeaseLiabilityNoncurrent


Operating
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value4214374783343493573533723954360.0
Percentage of OperatingLeaseLiabilityNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0
Percentage of Assets2.22.32.51.81.81.71.61.71.82.00.0

Lessee Operating Lease Liability Payments Due Year Two

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearTwo

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearTwo


Lessee
Period End2020-12-31
Value83
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueYearTwo100.0
Percentage of Assets0.4

Lessee Operating Lease Liability Payments Due Year Three

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearThree

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearThree


Lessee
Period End2020-12-31
Value72
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueYearThree100.0
Percentage of Assets0.4

Lessee Operating Lease Liability Payments Due Year Four

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFour

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFour


Lessee
Period End2020-12-31
Value71
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueYearFour100.0
Percentage of Assets0.4

Lessee Operating Lease Liability Payments Due Year Five

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFive

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFive


Lessee
Period End2020-12-31
Value67
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueYearFive100.0
Percentage of Assets0.4

Lessee Operating Lease Liability Payments Due After Year Five

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive


Lessee
Period End2020-12-31
Value287
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive100.0
Percentage of Assets1.5

Operating Lease Liability

us-gaap:OperatingLeaseLiability

us-gaap:OperatingLeaseLiability


Operating
Period End2020-12-312019-12-312019-09-302019-06-30
Value541535615708
Percentage of OperatingLeaseLiability100.0100.0100.0100.0
Percentage of Assets2.92.52.83.3

Lessee Operating Lease Liability Payments Due

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDue

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDue


Lessee
Period End2020-12-31
Value663
Percentage of LesseeOperatingLeaseLiabilityPaymentsDue100.0
Percentage of Assets3.5

Lessee Operating Lease Liability Undiscounted Excess Amount

us-gaap:LesseeOperatingLeaseLiabilityUndiscountedExcessAmount

us-gaap:LesseeOperatingLeaseLiabilityUndiscountedExcessAmount


Lessee
Period End2020-12-31
Value122
Percentage of LesseeOperatingLeaseLiabilityUndiscountedExcessAmount100.0
Percentage of Assets0.6

Stockholders Equity

us-gaap:StockholdersEquity

us-gaap:StockholdersEquity


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value548856165366591663957200873289089294934296299650997210605110511313213780141481453419838201192059819386213312110321667222052424924257241442472023769238972241821090205421988719063185161883318776179491668913384
Percentage of StockholdersEquity100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets28.629.628.531.232.734.840.141.242.843.044.945.046.548.047.849.449.650.350.857.658.859.256.758.559.360.057.659.259.158.357.856.757.752.948.548.749.046.947.350.450.849.047.145.4

Stockholders Equity Including Portion Attributable To Noncontrolling Interest

us-gaap:StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest

us-gaap:StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312008-12-312007-12-31
Value6532664363356882736681789706101771053110553108881104611336119371235414428150781523315591209152117421634204012236321103216672232024365243542424224784238422397322525212032065219959191571859218914189041811716809158281453014027135281239110000
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets34.135.133.736.337.739.544.647.048.548.650.851.552.854.153.554.254.254.254.560.761.962.259.761.359.360.057.959.559.358.558.056.957.953.248.848.949.147.147.550.751.149.547.50.00.00.045.90.00.0

us-gaap:StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest us-gaap:StatementEquityComponents

us-gaap:AccumulatedOtherComprehensiveIncome


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-312008-12-312007-12-31
Value-836.0-776.0-755.0-363.0-187.0239-699.0-776.0-648.0-650.0-306.0-502.0-522.0-571.0-686.0-1472.0-1518.0-1667.0-1704.0-1372.0-1499.0-1484.0-1664.0-1582.0-1436.0-1504.0-1410.0-487.0-384.0-276.0-338.0-447.0-419.0-452.0-493.0-675.0-779.0-1057.0-1067.0-867.0-662.0-873.0-1159.0-1675.0-2008.0-1841.0
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest-12.8-11.7-11.9-5.3-2.52.9-7.2-7.6-6.2-6.2-2.8-4.5-4.6-4.8-5.6-10.2-10.1-10.9-10.9-6.6-7.1-6.9-8.2-7.1-6.8-6.9-6.3-2.0-1.6-1.1-1.4-1.9-1.7-2.0-2.3-3.3-3.9-5.5-5.7-4.6-3.5-4.8-6.9-12.4-16.2-18.4
Percentage of Assets-4.4-4.1-4.0-1.9-1.01.2-3.2-3.6-3.0-3.0-1.4-2.3-2.4-2.6-3.0-5.5-5.5-5.9-6.0-4.0-4.4-4.3-4.9-4.3-4.0-4.2-3.7-1.2-0.9-0.7-0.8-1.1-1.0-1.1-1.1-1.6-1.9-2.6-2.7-2.3-1.8-2.4-3.3-5.70.00.0
Percentage of Assets us-gaap:AccumulatedOtherComprehensiveIncome0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:AdditionalPaidInCapital


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302013-12-312012-12-312010-12-312009-12-312008-12-312007-12-31
Value58595779568456685650563355915543551354815386544555015701582458475826580457735763574157224127409733293306327734173454349835243256248123471882
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest89.787.089.782.476.768.957.654.552.451.949.549.348.547.847.140.538.638.137.027.627.126.420.218.315.815.314.714.014.214.116.619.418.318.918.8
Percentage of Assets30.630.530.229.928.927.225.725.625.425.225.125.425.625.825.222.021.020.720.216.716.816.412.111.29.49.28.58.38.48.28.19.28.40.00.0
Percentage of Assets us-gaap:AdditionalPaidInCapital0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:CommonStock


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-312008-12-312007-12-31
Value310308307307307307305305304304291296300308315318318318317317317317286286287287286299308314325338343343342342342342340340340340338327326321
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest4.74.64.84.54.23.83.13.02.92.92.72.72.62.62.52.22.12.12.01.51.51.51.41.31.41.31.31.21.31.31.31.41.41.51.61.71.71.81.81.81.81.92.02.42.63.2
Percentage of Assets1.61.61.61.61.61.51.41.41.41.41.41.41.41.41.41.21.11.11.10.90.90.90.80.80.80.80.70.70.70.80.80.80.80.80.80.80.80.80.90.90.90.91.01.10.00.0
Percentage of Assets us-gaap:CommonStock0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:NoncontrollingInterest


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312008-12-312007-12-31
Value10441027969966971978974126912371211125913961364133213031296129810851057107710551036101510320.00.01151169798647376107113110729476811281681209816517214484226
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest16.015.515.314.013.212.010.012.511.711.511.612.612.011.210.59.08.67.16.85.15.04.85.04.60.00.00.50.50.40.40.30.30.30.50.50.50.40.50.40.40.70.90.70.61.11.21.10.72.3
Percentage of Assets5.45.45.15.15.04.74.55.95.75.65.96.56.46.05.64.94.73.93.73.13.13.03.02.80.00.00.30.30.20.20.10.20.20.30.30.30.20.20.20.20.30.50.30.00.00.00.50.00.0
Percentage of Assets us-gaap:NoncontrollingInterest0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:Parent


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312008-12-312007-12-31
Value548856165366591663957200873289089294934296299650997210605110511313213780141481453419838201192059819386213312110321667222052424924257241442472023769238972241821090205421988719063185161883318776179491668915730143651385513384123079774
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest84.084.584.786.086.888.090.087.588.388.588.487.488.088.889.591.091.492.993.294.995.095.295.095.4100.0100.099.599.599.699.699.799.799.799.599.599.599.699.599.699.699.399.199.399.498.998.898.999.397.7
Percentage of Assets28.629.628.531.232.734.840.141.242.843.044.945.046.548.047.849.449.650.350.857.658.859.256.758.559.360.057.659.259.158.357.856.757.752.948.548.749.046.947.350.450.849.047.10.00.00.045.40.00.0
Percentage of Assets us-gaap:Parent0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:RetainedEarnings


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-312008-12-312007-12-31
Value15530513030462510213535383641254207425744104692516655978438915396921014715129155591604216637185301892319578200522102020879206932123520279203691895817717173771685416337158261599115725151511425412251116429412
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest2.44.62.14.48.512.536.437.739.239.939.139.941.443.345.358.560.763.665.172.373.574.281.582.989.790.489.886.385.785.485.785.185.084.283.684.184.485.385.184.583.283.684.890.694.094.1
Percentage of Assets0.81.60.71.63.24.916.217.719.019.419.920.521.923.424.231.732.934.535.543.945.446.148.750.853.254.252.051.350.850.049.748.449.244.740.841.241.540.240.442.842.541.440.341.60.00.0
Percentage of Assets us-gaap:RetainedEarnings0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Common Stock Value

us-gaap:CommonStockValue

us-gaap:CommonStockValue


Common
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value310308307307307307305305304304291296300308315318318318317317317317286286287287286299308314325338343343342342342342340340340340338327
Percentage of CommonStockValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets1.61.61.61.61.61.51.41.41.41.41.41.41.41.41.41.21.11.11.10.90.90.90.80.80.80.80.70.70.70.80.80.80.80.80.80.80.80.80.90.90.90.91.01.1

Additional Paid In Capital Common Stock

us-gaap:AdditionalPaidInCapitalCommonStock

us-gaap:AdditionalPaidInCapitalCommonStock


Additional
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value58595779568456685650563355915543551354815386544555015701582458475826580457735763574157224127409733293306327734173454341334983599360435693524349834703441341733693373333132562481
Percentage of AdditionalPaidInCapitalCommonStock100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets30.630.530.229.928.927.225.725.625.425.225.125.425.625.825.222.021.020.720.216.716.816.412.111.29.49.28.58.38.48.28.28.68.78.48.18.38.58.58.79.09.19.19.28.4

Retained Earnings Accumulated Deficit

us-gaap:RetainedEarningsAccumulatedDeficit

us-gaap:RetainedEarningsAccumulatedDeficit


Retained
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value15530513030462510213535383641254207425744104692516655978438915396921014715129155591604216637185301892319578200522102020879206932123520279203691895817717173771685416337158261599115725151511425412251
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 Assets0.81.60.71.63.24.916.217.719.019.419.920.521.923.424.231.732.934.535.543.945.446.148.750.853.254.252.051.350.850.049.748.449.244.740.841.241.540.240.442.842.541.440.341.6

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-836.0-776.0-755.0-363.0-187.0239-699.0-776.0-648.0-650.0-306.0-502.0-522.0-571.0-686.0-1472.0-1518.0-1667.0-1704.0-1372.0-1499.0-1484.0-1664.0-1582.0-1436.0-1504.0-1410.0-487.0-384.0-276.0-338.0-447.0-419.0-452.0-493.0-675.0-779.0-1057.0-1067.0-867.0-662.0-873.0-1159.0-1675.0
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-4.4-4.1-4.0-1.9-1.01.2-3.2-3.6-3.0-3.0-1.4-2.3-2.4-2.6-3.0-5.5-5.5-5.9-6.0-4.0-4.4-4.3-4.9-4.3-4.0-4.2-3.7-1.2-0.9-0.7-0.8-1.1-1.0-1.1-1.1-1.6-1.9-2.6-2.7-2.3-1.8-2.4-3.3-5.7

us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax us-gaap:Energy, us-gaap:DerivativeInstrumentRisk, us-gaap:HedgingDesignation

hes:Brent, us-gaap:Swap, us-gaap:DesignatedAsHedgingInstrument


Accumulated
Period End2020-12-312020-09-30
Value1617
Percentage of AccumulatedOtherComprehensiveIncomeLossNetOfTax-2.1-4.7
Percentage of Assets0.10.1
Percentage of Assets hes:Brent us-gaap:Swap us-gaap:DesignatedAsHedgingInstrument0.00.0

Minority Interest

us-gaap:MinorityInterest

us-gaap:MinorityInterest


Minority
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value10441027969966971978974126912371211125913961364133213031296129810851057107710551036101510320.0115116979864737610711311072947681128168120144
Percentage of MinorityInterest100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets5.45.45.15.15.04.74.55.95.75.65.96.56.46.05.64.94.73.93.73.13.13.03.02.80.00.30.30.20.20.10.20.20.30.30.30.20.20.20.20.30.50.30.5

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

us-gaap:AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue

us-gaap:AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue


Adjustments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value824016181739333132292036351320212230
Percentage of AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue us-gaap:StatementEquityComponents

us-gaap:AdditionalPaidInCapital


Adjustments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value803916181742333032282036351220212229
Percentage of AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue97.697.5100.0100.0100.0107.7100.096.8100.096.6100.0100.0100.092.3100.0100.0100.096.7
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of Assets us-gaap:AdditionalPaidInCapital0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:CommonStock


Adjustments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value2.01.00.00.00.02.00.01.00.01.00.00.00.01.00.00.00.01.0
Percentage of AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue2.42.50.00.00.05.10.03.20.03.40.00.00.07.70.00.00.03.3
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of Assets us-gaap:CommonStock0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:Parent


Adjustments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value824016181739333132292036351320212230
Percentage of AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of Assets us-gaap:Parent0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:RetainedEarnings


Adjustments
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
Value0.00.00.0-5.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue0.00.00.0-12.80.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of Assets us-gaap:RetainedEarnings0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Minority Interest Decrease From Distributions To Noncontrolling Interest Holders

us-gaap:MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders

us-gaap:MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders


Minority
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
Value696767656463312141413175131112
Percentage of MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders us-gaap:StatementEquityComponents

us-gaap:NoncontrollingInterest


Minority
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
Value696767656463312141413175131112
Percentage of MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of Assets us-gaap:NoncontrollingInterest0.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Net Cash Provided By Used In Operating Activities

us-gaap:NetCashProvidedByUsedInOperatingActivities

us-gaap:NetCashProvidedByUsedInOperatingActivities


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value78559148613626644528644367523888142342521034388326332197-60.0623282714362105713389111158155012541247819157018621240988113810221689113514781246981825
Percentage of NetCashProvidedByUsedInOperatingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax47.730.441.113.443.734.617.328.140.415.353.223.026.915.227.85.323.527.815.5-6.044.916.736.923.445.147.825.321.011.546.530.419.916.219.413.310.112.911.717.210.817.013.912.78.9

Net Cash Provided By Used In Investing Activities

us-gaap:NetCashProvidedByUsedInInvestingActivities

us-gaap:NetCashProvidedByUsedInInvestingActivities


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value-60.0-385.0107-426.0-570.0-818.0-825.0-721.0-617.0-680.0-665.05.0-484.0-422.0195990-424.0-526.0-527.0-613.0-909.0-956.0-1189.0-1152.0-1538.01569232-262.01390-1487.0936-261.0-1669.0-1617.0-1993.0-1772.0-2091.0-2320.0-1421.0-734.0-2266.0-1451.0-920.0-622.0
Percentage of NetCashProvidedByUsedInInvestingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-3.6-19.89.0-42.0-93.6-63.6-50.0-45.7-36.9-43.7-40.20.3-30.6-30.6158.55.4-30.6-44.0-41.5-61.7-65.5-56.6-61.4-74.3-65.656.06.4-4.810.3-55.122.8-6.3-17.2-16.8-21.4-18.2-23.7-26.6-14.5-7.0-26.1-16.2-11.9-6.7

Net Cash Provided By Used In Financing Activities

us-gaap:NetCashProvidedByUsedInFinancingActivities

us-gaap:NetCashProvidedByUsedInFinancingActivities


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value-161.0-79.0-139.0-71.0-130.0908221-67.0-150.048-526.0-332.0-759.0-909.019-144.0-699.0628-132.01514-11.02756-100.0-148.0-1195.0-992.0-226.0-1422.0-1447.0-171.0-1902.0-756.0213-126.0766829477-69.0-42.0-41.0431195-68.0-195.0
Percentage of NetCashProvidedByUsedInFinancingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-9.8-4.1-11.7-7.0-21.370.613.4-4.2-9.03.1-31.8-18.0-48.0-65.91.5-8.6-50.452.5-10.4152.5-0.8163.2-5.2-9.5-51.0-35.4-6.3-25.8-10.7-6.3-46.3-18.42.2-1.38.28.55.4-0.8-0.4-0.40.513.3-0.9-2.1

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

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect


Cash
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value564127454-361.0-434.0535-318.0-345.0-92.0-394.0-310.0
Percentage of CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax34.36.538.4-35.6-71.341.6-19.3-21.9-5.5-25.3-18.7

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
Value3853964865185095615865444944985334894444176467597417377688117978689839881028956875837787752797681613679751748769681674586588558633584558542
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

us-gaap:DepreciationDepletionAndAmortization us-gaap:ConsolidationItems

us-gaap:CorporateNonSegment


Depreciation
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-30
Value0.01.00.00.00.02.02.01.00.0
Percentage of DepreciationDepletionAndAmortization0.00.30.00.00.00.40.30.20.0

us-gaap:DepreciationDepletionAndAmortization us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

us-gaap:OperatingSegments, hes:ExplorationAndProduction


Depreciation
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-30
Value344355446478470521547507459464499457407385616709708703732779765
Percentage of DepreciationDepletionAndAmortization89.489.691.892.392.392.993.393.292.993.293.693.591.792.395.493.495.595.495.396.196.0

us-gaap:OperatingSegments, hes:Midstream


Depreciation
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-30
Value414040403938373635343332313130293232333030
Percentage of DepreciationDepletionAndAmortization10.610.18.27.77.76.86.36.67.16.86.26.57.07.44.63.84.34.34.33.73.8

Increase Decrease In Accounts Receivable

us-gaap:IncreaseDecreaseInAccountsReceivable

us-gaap:IncreaseDecreaseInAccountsReceivable


Increase
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-31
Value-14.032927289-370.0-258.025459-47.0117-109.01795711295194-34.0-115.0182-199.0238-317.0-352.0-268.098-319.0
Percentage of IncreaseDecreaseInAccountsReceivable100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Increase Decrease In Inventories

us-gaap:IncreaseDecreaseInInventories

us-gaap:IncreaseDecreaseInInventories


Increase
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-31
Value22-159.0-44.062130-31.0-28.0114.029-23.036-8.07.016-4.0-3.055-76.024-38.013-46.0-30.02027
Percentage of IncreaseDecreaseInInventories100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Increase Decrease In Other Operating Capital Net

us-gaap:IncreaseDecreaseInOtherOperatingCapitalNet

us-gaap:IncreaseDecreaseInOtherOperatingCapitalNet


Increase
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-06-302014-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value37142.0311820133208.0555210.02733-11.013612845-88.074191374010.05.0109365231357-530.033424562611-308.032516-136.039432
Percentage of IncreaseDecreaseInOtherOperatingCapitalNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Net Cash Provided By Used In Operating Activities

us-gaap:NetCashProvidedByUsedInOperatingActivities

us-gaap:NetCashProvidedByUsedInOperatingActivities


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value78559148613626644528644367523888142342521034388326332197-60.0623282714362105713389111158155012541247819157018621240988113810221689113514781246981825
Percentage of NetCashProvidedByUsedInOperatingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax47.730.441.113.443.734.617.328.140.415.353.223.026.915.227.85.323.527.815.5-6.044.916.736.923.445.147.825.321.011.546.530.419.916.219.413.310.112.911.717.210.817.013.912.78.9

Net Income Loss

us-gaap:NetIncomeLoss

us-gaap:NetIncomeLoss


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value-73.0252-97.0-243.0-320.0-2433.0-222.0-212.0-6.032-4.0-42.0-130.0-106.0-2677.0-624.0-449.0-324.0-4892.0-339.0-392.0-509.0-1821.0-279.0-567.0-389.0-8.01008931386192542014311276374557549545-131.0298607929581154375538
Percentage of NetIncomeLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-4.412.9-8.2-23.9-52.5-189.0-13.5-13.4-0.42.1-0.2-2.3-8.2-7.7-216.6-37.5-36.6-25.4-353.0-28.3-30.9-51.3-131.3-16.5-29.3-25.1-0.336.025.97.014.315.634.931.03.95.85.95.6-1.53.46.28.80.712.94.85.8

us-gaap:NetIncomeLoss us-gaap:ConsolidationItems

us-gaap:CorporateNonSegment


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-30
Value-124.0-131.0-120.0-117.0-122.0-123.0-191.0-191.0-109.0
Percentage of NetIncomeLoss169.9-52.0123.748.138.15.186.090.11816.7
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-7.5-6.7-10.1-11.5-20.0-9.6-11.6-12.1-6.5
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:CorporateNonSegment0.00.00.00.00.00.00.00.00.0

us-gaap:NetIncomeLoss us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

us-gaap:OperatingSegments, hes:ExplorationAndProduction


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-30
Value-25.0308-39.0-182.0-249.0-2371.0-64.0-60.068109-5.05031-25.0-2592.0-474.0-354.0-233.0-3949.0-234.0-328.0
Percentage of NetIncomeLoss34.2122.240.274.977.897.528.828.3-1133.3340.6125.0-119.0-23.823.696.876.078.871.980.769.083.7
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-1.515.8-3.3-17.9-40.9-184.2-3.9-3.84.17.0-0.32.72.0-1.8-209.7-28.5-28.8-18.3-284.9-19.6-25.8
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:OperatingSegments hes:ExplorationAndProduction-1.515.8-3.3-17.9-40.9-184.2-3.9-3.84.17.0-0.32.72.0-1.80.00.00.00.00.00.00.0

us-gaap:OperatingSegments, hes:Midstream


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-30
Value767562565161333935373230302820-12.016182.01311
Percentage of NetIncomeLoss-104.129.8-63.9-23.0-15.9-2.5-14.9-18.4-583.3115.6-800.0-71.4-23.1-26.4-0.71.9-3.6-5.6-0.0-3.8-2.8
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax4.63.95.25.58.44.72.02.52.12.41.91.61.92.01.6-0.71.31.40.11.10.9
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:OperatingSegments hes:Midstream25.926.023.221.218.921.013.018.118.419.517.216.317.016.80.00.00.00.00.00.00.0

Profit Loss

us-gaap:ProfitLoss

us-gaap:ProfitLoss


Profit
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value13336-27.0-183.0-263.0-2366.0-183.0-166.03475343.0-87.0-65.0-2635.0-593.0-417.0-296.0-4898.0-317.0-373.0-488.0-1799.0-252.0-567.0-389.0-7.01030930421191541816161273376592535560-134.0267569974831091396568
Percentage of ProfitLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.817.3-2.3-18.0-43.2-183.8-11.1-10.52.04.82.10.2-5.5-4.7-213.2-35.6-34.0-23.2-353.4-26.5-29.4-49.1-129.7-14.9-29.3-25.1-0.336.825.87.614.215.539.430.93.96.25.75.7-1.53.15.89.31.012.25.16.2

us-gaap:ProfitLoss us-gaap:StatementEquityComponents

us-gaap:NoncontrollingInterest


Profit
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value868470605767394640433845434142313228-6.022192122270.00.01.022-1.035-10.0-2.0185-3.02.035-14.015-3.0-31.0-38.04525-63.02130
Percentage of ProfitLoss661.525.0-259.3-32.8-21.7-2.8-21.3-27.7117.657.3111.81500.0-49.4-63.1-1.6-5.2-7.7-9.50.1-6.9-5.1-4.3-1.2-10.7-0.0-0.0-14.32.1-0.18.3-0.5-0.511.4-0.20.55.9-2.62.72.2-11.6-6.74.630.1-5.85.35.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax5.24.35.95.99.45.22.42.92.42.82.32.42.73.03.41.92.62.2-0.41.81.52.11.61.60.00.00.00.8-0.00.6-0.1-0.14.5-0.10.00.4-0.20.2-0.0-0.4-0.40.40.3-0.70.30.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:NoncontrollingInterest0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:Parent


Profit
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value-73.0252-97.0-243.0-320.0-2433.0-222.0-212.0-6.032-4.0-42.0-130.0-106.0-2677.0-624.0-449.0-324.0-4892.0-339.0-392.0-509.0-1821.0-279.0-567.0-389.0-8.01008931386192542014311276374557549545-131.0298607929581154375538
Percentage of ProfitLoss-561.575.0359.3132.8121.7102.8121.3127.7-17.642.7-11.8-1400.0149.4163.1101.6105.2107.7109.599.9106.9105.1104.3101.2110.7100.0100.0114.397.9100.191.7100.5100.588.6100.299.594.1102.697.397.8111.6106.795.469.9105.894.794.7
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-4.412.9-8.2-23.9-52.5-189.0-13.5-13.4-0.42.1-0.2-2.3-8.2-7.7-216.6-37.5-36.6-25.4-353.0-28.3-30.9-51.3-131.3-16.5-29.3-25.1-0.336.025.97.014.315.634.931.03.95.85.95.6-1.53.46.28.80.712.94.85.8
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:Parent0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:RetainedEarnings


Profit
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-31
Value-73.0252-97.0-243.0-320.0-2433.0-222.0-212.0-6.032-4.0-42.0-130.0-106.0-2677.0-624.0-449.0-324.0-4892.0-339.0-392.0-509.0-1821.0-279.0-567.0-389.0-8.01008931386192542014311276374557549545-131.0298607929
Percentage of ProfitLoss-561.575.0359.3132.8121.7102.8121.3127.7-17.642.7-11.8-1400.0149.4163.1101.6105.2107.7109.599.9106.9105.1104.3101.2110.7100.0100.0114.397.9100.191.7100.5100.588.6100.299.594.1102.697.397.8111.6106.795.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-4.412.9-8.2-23.9-52.5-189.0-13.5-13.4-0.42.1-0.2-2.3-8.2-7.7-216.6-37.5-36.6-25.4-353.0-28.3-30.9-51.3-131.3-16.5-29.3-25.1-0.336.025.97.014.315.634.931.03.95.85.95.6-1.53.46.28.8
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:RetainedEarnings0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

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
Value1925161618291918212719211913212122224.022222526202526222420219.0172212262729172729282028303024
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 End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value-60.0-385.0107-426.0-570.0-818.0-825.0-721.0-617.0-680.0-665.05.0-484.0-422.0195990-424.0-526.0-527.0-613.0-909.0-956.0-1189.0-1152.0-1538.01569232-262.01390-1487.0936-261.0-1669.0-1617.0-1993.0-1772.0-2091.0-2320.0-1421.0-734.0-2266.0-1451.0-920.0-622.0
Percentage of NetCashProvidedByUsedInInvestingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-3.6-19.89.0-42.0-93.6-63.6-50.0-45.7-36.9-43.7-40.20.3-30.6-30.6158.55.4-30.6-44.0-41.5-61.7-65.5-56.6-61.4-74.3-65.656.06.4-4.810.3-55.122.8-6.3-17.2-16.8-21.4-18.2-23.7-26.6-14.5-7.0-26.1-16.2-11.9-6.7

Net Cash Provided By Used In Financing Activities

us-gaap:NetCashProvidedByUsedInFinancingActivities

us-gaap:NetCashProvidedByUsedInFinancingActivities


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value-161.0-79.0-139.0-71.0-130.0908221-67.0-150.048-526.0-332.0-759.0-909.019-144.0-699.0628-132.01514-11.02756-100.0-148.0-1195.0-992.0-226.0-1422.0-1447.0-171.0-1902.0-756.0213-126.0766829477-69.0-42.0-41.0431195-68.0-195.0
Percentage of NetCashProvidedByUsedInFinancingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-9.8-4.1-11.7-7.0-21.370.613.4-4.2-9.03.1-31.8-18.0-48.0-65.91.5-8.6-50.452.5-10.4152.5-0.8163.2-5.2-9.5-51.0-35.4-6.3-25.8-10.7-6.3-46.3-18.42.2-1.38.28.55.4-0.8-0.4-0.40.513.3-0.9-2.1

Proceeds From Issuance Of Long Term Debt

us-gaap:ProceedsFromIssuanceOfLongTermDebt

us-gaap:ProceedsFromIssuanceOfLongTermDebt


Proceeds
Period End2020-12-312020-09-302020-06-302020-03-312019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value0.00.00.010000.00.00.00.00.00.08000.00.00.0-5.014960.05.01106000.00.00.00.00.03500.0185182451339040810.00.04.01712610.00.0
Percentage of ProceedsFromIssuanceOfLongTermDebt0.00.00.0100.00.00.00.00.00.00.0100.00.00.00.0100.0100.00.0100.0100.0100.00.00.00.00.00.0100.00.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.00.00.0

Repayments Of Long Term Debt

us-gaap:RepaymentsOfLongTermDebt

us-gaap:RepaymentsOfLongTermDebt


Repayments
Period End2021-06-302021-03-312020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value2.03.00.00.00.03.02.03.023191574343523051266307654317161717173753167333-19.0413853241.02432682501.01435121115142
Percentage of RepaymentsOfLongTermDebt100.0100.00.00.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

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

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber


Share
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-31
Value4382000.04300000.05200000.06482000.06600000.06910000.0
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber100.0100.0100.0100.0100.0100.0

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

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice


Share
Period End2020-12-312019-12-31
Value61.5763.24
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice100.0100.0

Deferred Tax Liabilities

us-gaap:DeferredTaxLiabilities

us-gaap:DeferredTaxLiabilities


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312014-12-312013-12-312012-12-312011-12-312010-12-312009-12-31
Value2833354004081085563057364987386739053208
Percentage of DeferredTaxLiabilities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

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
Value609102853024529805319616367256038435534373746
Percentage of DeferredTaxAssetsNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Unrecognized Tax Benefits

us-gaap:UnrecognizedTaxBenefits

us-gaap:UnrecognizedTaxBenefits


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
Value166168168205424604603570523415400271175
Percentage of UnrecognizedTaxBenefits100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Deferred Tax Assets Valuation Allowance

us-gaap:DeferredTaxAssetsValuationAllowance

us-gaap:DeferredTaxAssetsValuationAllowance


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-312009-12-31
Value5391473448775199545015791416151912821071444500
Percentage of DeferredTaxAssetsValuationAllowance100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxAssetsValuationAllowance us-gaap:IncomeTaxAuthority, us-gaap:StatementBusinessSegments

us-gaap:DomesticCountry, hes:Midstream


Deferred
Period End2020-12-31
Value3.0
Percentage of DeferredTaxAssetsValuationAllowance0.1

us-gaap:StateAndLocalJurisdiction, hes:Midstream


Deferred
Period End2020-12-31
Value1.0
Percentage of DeferredTaxAssetsValuationAllowance0.0

hes:DecreaseInParentsControllingInterestInConsolidatedSubsidiary

hes:DecreaseInParentsControllingInterestInConsolidatedSubsidiary


Decrease
Period End2021-06-302021-03-31
Value0.097
Percentage of DecreaseInParentsControllingInterestInConsolidatedSubsidiary0.0100.0

hes:DecreaseInParentsControllingInterestInConsolidatedSubsidiary hes:DescriptionOfComponent, us-gaap:StatementEquityComponents

hes:ChangeInOwnership, us-gaap:NoncontrollingInterest


Decrease
Period End2021-03-31
Value14
Percentage of DecreaseInParentsControllingInterestInConsolidatedSubsidiary14.4

hes:RecognitionOfDeferredTaxAsset, us-gaap:NoncontrollingInterest


Decrease
Period End2021-03-31
Value27
Percentage of DecreaseInParentsControllingInterestInConsolidatedSubsidiary27.8

hes:DecreaseInParentsControllingInterestInConsolidatedSubsidiary hes:DescriptionofComponent, us-gaap:StatementEquityComponents

hes:ChangeInOwnership, us-gaap:NoncontrollingInterest


Decrease
Period End2021-03-31
Value14
Percentage of DecreaseInParentsControllingInterestInConsolidatedSubsidiary14.4

hes:RecognitionOfDeferredTaxAsset, us-gaap:NoncontrollingInterest


Decrease
Period End2021-03-31
Value27
Percentage of DecreaseInParentsControllingInterestInConsolidatedSubsidiary27.8

hes:DecreaseInParentsControllingInterestInConsolidatedSubsidiary us-gaap:StatementEquityComponents

us-gaap:AdditionalPaidInCapital


Decrease
Period End2021-06-302021-03-31
Value0.056
Percentage of DecreaseInParentsControllingInterestInConsolidatedSubsidiary0.057.7

us-gaap:NoncontrollingInterest


Decrease
Period End2021-06-302021-03-31
Value0.041
Percentage of DecreaseInParentsControllingInterestInConsolidatedSubsidiary0.042.3

us-gaap:Parent


Decrease
Period End2021-06-302021-03-31
Value0.056
Percentage of DecreaseInParentsControllingInterestInConsolidatedSubsidiary0.057.7

hes:ExploratoryDryHoleCosts

hes:ExploratoryDryHoleCosts


Exploratory
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value26310.01353910.00.00.0
Percentage of ExploratoryDryHoleCosts100.0100.00.0100.0100.0100.00.00.0

hes:ImpairmentChargeAfterIncomeTax us-gaap:PropertyPlantAndEquipmentByType

hes:ImpairmentChargeAfterIncomeTax

us-gaap:OtherAssets


Impairment
Period End2020-09-302020-06-302020-03-31
Value0.00.020
Percentage of ImpairmentChargeAfterIncomeTax0.00.0100.0

hes:ImpairmentChargeAfterIncomeTax us-gaap:StatementGeographical, us-gaap:CapitalizedCostsOfUnprovedPropertiesExcludedFromAmortizationByPropertyOrProject, us-gaap:PropertyPlantAndEquipmentByType

country:DK, hes:SouthArneField, us-gaap:OilAndGasProperties


Impairment
Period End2020-12-312020-09-302020-06-302020-03-31
Value0.00.00.0594
Percentage of ImpairmentChargeAfterIncomeTax0.00.00.02970.0

country:MY, hes:NorthMalayBasinField, us-gaap:OilAndGasProperties


Impairment
Period End2020-09-302020-06-302020-03-31
Value0.00.0755
Percentage of ImpairmentChargeAfterIncomeTax0.00.03775.0

hes:GulfOfMexicoRegion, hes:StampedeField, us-gaap:OilAndGasProperties


Impairment
Period End2020-09-302020-06-302020-03-31
Value0.00.0410
Percentage of ImpairmentChargeAfterIncomeTax0.00.02050.0

hes:GulfOfMexicoRegion, hes:TubularBellsField, us-gaap:OilAndGasProperties


Impairment
Period End2020-09-30
Value0.0
Percentage of ImpairmentChargeAfterIncomeTax0.0

hes:InventoryCrudeOilSold

hes:InventoryCrudeOilSold


Inventory
Period End2020-09-30
Value2100000.0
Percentage of InventoryCrudeOilSold100.0

hes:InventoryCrudeOilSold us-gaap:PublicUtilitiesInventory

hes:VeryLargeCrudeCarriersVLCCs


Inventory
Period End2021-03-31
Value4200000.0
Percentage of InventoryCrudeOilSold0.0

hes:InventoryWriteDownAfterIncomeTax

hes:InventoryWriteDownAfterIncomeTax


Inventory
Period End2020-09-302020-06-302020-03-31
Value0.00.052
Percentage of InventoryWriteDownAfterIncomeTax0.00.0100.0

hes:LossContingencyAfterTax

hes:LossContingencyAfterTax


Loss
Period End2021-06-30
Value147
Percentage of LossContingencyAfterTax100.0

hes:MarketingIncludingPurchasedOilAndGas

hes:MarketingIncludingPurchasedOilAndGas


Marketing
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
Value32251828122156378428423477408472491450358476338253
Percentage of MarketingIncludingPurchasedOilAndGas100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

hes:NetNonServicePensionIncomeExpenseCostsInOtherNet

hes:NetNonServicePensionIncomeExpenseCostsInOtherNet


Net
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-30
Value192015-14.0-15.079-9.0-10.0-17.0-16.0
Percentage of NetNonServicePensionIncomeExpenseCostsInOtherNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

hes:NetProductionFromAcreageSold us-gaap:DisposalGroupClassification, us-gaap:IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperations

hes:NetProductionFromAcreageSold

us-gaap:DisposalGroupDisposedOfBySaleNotDiscontinuedOperations, hes:LittleKnifeAndMurphyCreek


Net
Period End2021-03-31
Value4500.0
Percentage of NetProductionFromAcreageSold100.0

hes:NumberOfClassASharesOfSubsidiaryPublicOffering

hes:NumberOfClassASharesOfSubsidiaryPublicOffering


Number
Period End2021-03-31
Value3450000.0
Percentage of NumberOfClassASharesOfSubsidiaryPublicOffering100.0

hes:NumberOfUnitsHeldByParentAndNoncontrollingInterestRepurchasedByConsolidatedSubsidiary us-gaap:SubsequentEventType

hes:NumberOfUnitsHeldByParentAndNoncontrollingInterestRepurchasedByConsolidatedSubsidiary

us-gaap:SubsequentEvent


Number
Period End2021-07-28
Value31
Percentage of NumberOfUnitsHeldByParentAndNoncontrollingInterestRepurchasedByConsolidatedSubsidiary100.0

hes:ProceedsFromRepurchaseOfUnitsHeldByParentAndNoncontrollingInterestByConsolidatedSubsidiary us-gaap:SubsequentEventType

hes:ProceedsFromRepurchaseOfUnitsHeldByParentAndNoncontrollingInterestByConsolidatedSubsidiary

us-gaap:SubsequentEvent


Proceeds
Period End2021-07-28
Value750
Percentage of ProceedsFromRepurchaseOfUnitsHeldByParentAndNoncontrollingInterestByConsolidatedSubsidiary100.0

hes:ProceedsFromRepurchaseOfUnitsHeldByParentByConsolidatedSubsidiary us-gaap:SubsequentEventType

hes:ProceedsFromRepurchaseOfUnitsHeldByParentByConsolidatedSubsidiary

us-gaap:SubsequentEvent


Proceeds
Period End2021-07-28
Value375
Percentage of ProceedsFromRepurchaseOfUnitsHeldByParentByConsolidatedSubsidiary100.0

hes:ProceedsFromSaleOfSharesOfSubsidiary

hes:ProceedsFromSaleOfSharesOfSubsidiary


Proceeds
Period End2021-06-302021-03-31
Value0.070
Percentage of ProceedsFromSaleOfSharesOfSubsidiary0.0100.0

hes:RevenueFromContractWithCustomerAndOtherOperatingRevenuesExcludingAssessedTax

hes:RevenueFromContractWithCustomerAndOtherOperatingRevenuesExcludingAssessedTax


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
Value1579189813211159833135416831580166015721650179315341346166313481197
Percentage of RevenueFromContractWithCustomerAndOtherOperatingRevenuesExcludingAssessedTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

hes:RevenueFromContractWithCustomerAndOtherOperatingRevenuesExcludingAssessedTax us-gaap:ConsolidationItems

us-gaap:IntersegmentElimination


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
Value-294.0-289.0-267.0-264.0-270.0-291.0-253.0-215.0-190.0-190.0-186.0-184.0-176.0-167.0-157.0-153.0-154.0
Percentage of RevenueFromContractWithCustomerAndOtherOperatingRevenuesExcludingAssessedTax-18.6-15.2-20.2-22.8-32.4-21.5-15.0-13.6-11.4-12.1-11.3-10.3-11.5-12.4-9.4-11.4-12.9

hes:RevenueFromContractWithCustomerAndOtherOperatingRevenuesExcludingAssessedTax us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

us-gaap:IntersegmentElimination, hes:Midstream


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-30
Value294289267264270291253215190
Percentage of RevenueFromContractWithCustomerAndOtherOperatingRevenuesExcludingAssessedTax18.615.220.222.832.421.515.013.611.4

us-gaap:OperatingSegments, hes:ExplorationAndProduction


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
Value1579189813211159833135416831580166015721650179315341346166313471194
Percentage of RevenueFromContractWithCustomerAndOtherOperatingRevenuesExcludingAssessedTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.099.999.7

us-gaap:OperatingSegments, hes:Midstream


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
Value294289267264270291253215190190186184176167157154157
Percentage of RevenueFromContractWithCustomerAndOtherOperatingRevenuesExcludingAssessedTax18.615.220.222.832.421.515.013.611.412.111.310.311.512.49.411.413.1

hes:RevenueFromContractWithCustomerAndOtherOperatingRevenuesExcludingAssessedTax us-gaap:ConsolidationItems, us-gaap:StatementGeographical, us-gaap:StatementBusinessSegments

us-gaap:OperatingSegments, country:DK, hes:ExplorationAndProduction


Revenue
Period End2021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-31
Value134132543335319572136
Percentage of RevenueFromContractWithCustomerAndOtherOperatingRevenuesExcludingAssessedTax7.11.13.03.22.13.21.23.21.42.7

us-gaap:OperatingSegments, country:GY, hes:ExplorationAndProduction


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-06-302019-03-31
Value1321811489958450.00.0
Percentage of RevenueFromContractWithCustomerAndOtherOperatingRevenuesExcludingAssessedTax8.49.511.28.57.03.30.00.0

us-gaap:OperatingSegments, country:LY, hes:ExplorationAndProduction


Revenue
Period End2021-06-302020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-31
Value1540.00.02.0150158119135139131
Percentage of RevenueFromContractWithCustomerAndOtherOperatingRevenuesExcludingAssessedTax9.80.00.00.19.59.57.67.59.19.7

us-gaap:OperatingSegments, country:MY, hes:ExplorationAndProduction


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
Value20518515012990142198185178201184207193185
Percentage of RevenueFromContractWithCustomerAndOtherOperatingRevenuesExcludingAssessedTax13.09.711.411.110.810.511.811.710.712.811.211.512.613.7

us-gaap:OperatingSegments, country:US, hes:ExplorationAndProduction


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
Value1088139890491866011221327121212711233127313941181994
Percentage of RevenueFromContractWithCustomerAndOtherOperatingRevenuesExcludingAssessedTax68.973.768.479.279.282.978.876.776.678.477.277.777.073.8

hes:RevenueFromContractWithCustomerAndOtherOperatingRevenuesExcludingAssessedTax us-gaap:StatementBusinessSegments

hes:ExplorationAndProduction


Revenue
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302018-12-312018-09-302018-06-30
Value15791898132111598331354168315801660165017931534
Percentage of RevenueFromContractWithCustomerAndOtherOperatingRevenuesExcludingAssessedTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

hes:TangibleAssetImpairmentChargeAndOther

hes:TangibleAssetImpairmentChargeAndOther


Tangible
Period End2021-06-30
Value147
Percentage of TangibleAssetImpairmentChargeAndOther100.0

hes:TangibleAssetImpairmentChargeAndOther us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

us-gaap:OperatingSegments, hes:ExplorationAndProduction


Tangible
Period End2021-06-30
Value147
Percentage of TangibleAssetImpairmentChargeAndOther100.0

us-gaap:AssetImpairmentCharges

us-gaap:AssetImpairmentCharges


Asset
Period End2020-12-312020-09-302020-06-302020-03-312018-12-312018-09-302017-12-312017-09-302016-12-312016-09-302016-06-302015-12-312015-09-302015-06-302012-12-312012-09-302012-06-302011-12-312011-09-302010-12-312010-09-30
Value0.00.00.021260.00.017002503670.00.012310.0385331208590.03580.0532
Percentage of AssetImpairmentCharges0.00.00.0100.00.00.0100.0100.0100.00.00.0100.00.0100.0100.0100.0100.00.0100.00.0100.0

us-gaap:AssetImpairmentCharges us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

us-gaap:OperatingSegments, hes:ExplorationAndProduction


Asset
Period End2020-12-312020-09-302020-06-302020-03-312017-12-312017-09-30
Value0.00.00.0212617002503
Percentage of AssetImpairmentCharges0.00.00.0100.0100.0100.0

us-gaap:CapitalizedExploratoryWellCostAdditionsPendingDeterminationOfProvedReserves

us-gaap:CapitalizedExploratoryWellCostAdditionsPendingDeterminationOfProvedReserves


Capitalized
Period End2021-06-302021-03-312020-12-31
Value551715
Percentage of CapitalizedExploratoryWellCostAdditionsPendingDeterminationOfProvedReserves100.0100.0100.0

us-gaap:CapitalizedExploratoryWellCostChargedToExpense1

us-gaap:CapitalizedExploratoryWellCostChargedToExpense1


Capitalized
Period End2020-12-312020-09-302020-06-302020-03-312018-12-31
Value0.00.00.01251.0
Percentage of CapitalizedExploratoryWellCostChargedToExpense10.00.00.0100.0100.0

us-gaap:CapitalizedExploratoryWellCostChargedToExpense1 us-gaap:CapitalizedCostsOfUnprovedPropertiesExcludedFromAmortizationByPropertyOrProject

hes:ShenziField


Capitalized
Period End2020-12-31
Value0.0
Percentage of CapitalizedExploratoryWellCostChargedToExpense10.0

us-gaap:DeferredIncomeTaxesAndTaxCredits

us-gaap:DeferredIncomeTaxesAndTaxCredits


Deferred
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-31
Value1329348.0-10.0-85.022-4.00.0-1.0-92.06.02.0-36.054-2006.0-22.0-27.03173-312.0-310.0-351.0-500.0-285.0-187.0-347.0
Percentage of DeferredIncomeTaxesAndTaxCredits100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DefinedBenefitPlanAmortizationOfGainsLosses

us-gaap:DefinedBenefitPlanAmortizationOfGainsLosses


Defined
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-312014-09-302011-09-302011-06-302011-03-312010-09-302010-06-302010-03-31
Value-13.0-15.0-11.0-12.0-12.0-13.0-12.0-11.0-8.0-9.0-12.0-13.0-16.0-17.0-15.0-16.0-16.0-19.0-20.0-19.0-8.0-13.0-11.0-11.0-12.0-12.0-12.0
Percentage of DefinedBenefitPlanAmortizationOfGainsLosses100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DefinedBenefitPlanExpectedReturnOnPlanAssets

us-gaap:DefinedBenefitPlanExpectedReturnOnPlanAssets


Defined
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-312014-09-302011-09-302011-06-302011-03-312010-09-302010-06-302010-03-31
Value495045454545454549494942424141424242434241282727212121
Percentage of DefinedBenefitPlanExpectedReturnOnPlanAssets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DefinedBenefitPlanInterestCost

us-gaap:DefinedBenefitPlanInterestCost


Defined
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-312014-09-302011-09-302011-06-302011-03-312010-09-302010-06-302010-03-31
Value141419191823242424242326262627282826262626232222222122
Percentage of DefinedBenefitPlanInterestCost100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DefinedBenefitPlanNetPeriodicBenefitCost

us-gaap:DefinedBenefitPlanNetPeriodicBenefitCost


Defined
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-312014-09-302011-09-302011-06-302011-03-312010-09-302010-06-302010-03-31
Value-6.0-6.0-1.00.0-1.0912.00.0-7.0-6.0-2.014211616181831262019232020252425
Percentage of DefinedBenefitPlanNetPeriodicBenefitCost100.0100.0100.00.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DefinedBenefitPlanRecognizedNetGainLossDueToSettlements1

us-gaap:DefinedBenefitPlanRecognizedNetGainLossDueToSettlements1


Defined
Period End2021-06-302021-03-312019-12-312019-09-302018-12-312018-09-302018-06-302017-12-312017-09-302017-06-302016-09-302016-06-302015-09-302015-06-302014-12-312014-09-30
Value-3.0-1.0-5.0-88.0-4.00.00.0-8.0-4.0-7.00.00.0-10.0-5.074-11.0
Percentage of DefinedBenefitPlanRecognizedNetGainLossDueToSettlements1100.0100.0100.0100.0100.00.00.0100.0100.0100.00.00.0100.0100.0100.0100.0

us-gaap:DefinedBenefitPlanServiceCost

us-gaap:DefinedBenefitPlanServiceCost


Defined
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-312014-09-302011-09-302011-06-302011-03-312010-09-302010-06-302010-03-31
Value1314141414121110.010.010.01413141415161618181715151414121212
Percentage of DefinedBenefitPlanServiceCost100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DerivativeInstrumentsGainLossReclassificationFromAccumulatedOCIToIncomeEstimatedNetAmountToBeTransferred us-gaap:DerivativeInstrumentRisk, us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship, us-gaap:HedgingDesignation

us-gaap:DerivativeInstrumentsGainLossReclassificationFromAccumulatedOCIToIncomeEstimatedNetAmountToBeTransferred

us-gaap:CommodityOption, us-gaap:CashFlowHedging, us-gaap:DesignatedAsHedgingInstrument


Derivative
Period End2021-06-302021-03-312020-12-31
Value-65.0-47.0-195.0
Percentage of DerivativeInstrumentsGainLossReclassificationFromAccumulatedOCIToIncomeEstimatedNetAmountToBeTransferred100.0100.0100.0

us-gaap:DividendsCommonStock

us-gaap:DividendsCommonStock


Dividends
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-31
Value7777777876767977767871757578788079807979798072717272
Percentage of DividendsCommonStock100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DividendsCommonStock us-gaap:StatementEquityComponents

us-gaap:Parent


Dividends
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-31
Value7777777876767977767871757578788079807979798072717272
Percentage of DividendsCommonStock100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:RetainedEarnings


Dividends
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-31
Value7777777876767977767871757578788079807979798072717272
Percentage of DividendsCommonStock100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:EnvironmentalExitCostsAnticipatedCost us-gaap:EnvironmentalRemediationSite

us-gaap:EnvironmentalExitCostsAnticipatedCost

hes:GowanusCanalSuperfundSite


Environmental
Period End2020-09-302020-06-302020-03-312014-03-31
Value0.00.0506506
Percentage of EnvironmentalExitCostsAnticipatedCost0.00.0100.0100.0

hes:LowerPassaicRiver


Environmental
Period End2020-09-302016-03-042014-04-30
Value0.013801700
Percentage of EnvironmentalExitCostsAnticipatedCost0.00.00.0

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
Value48336071311891065043349116962403564053581033781991323781449026917190460119458154200219362259196253426199257313317225172151
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:ExplorationExpense us-gaap:CapitalizedCostsOfUnprovedPropertiesExcludedFromAmortizationByPropertyOrProject

hes:GalapagosDeepWellInGulfOfMexico


Exploration
Period End2020-09-30
Value37
Percentage of ExplorationExpense52.1

us-gaap:ExplorationExpense us-gaap:StatementScenario, us-gaap:CapitalizedCostsOfUnprovedPropertiesExcludedFromAmortizationByPropertyOrProject

srt:ScenarioForecast, hes:GalapagosDeepWellInGulfOfMexico


Exploration
Period End2020-12-31
Value7.0
Percentage of ExplorationExpense11.7

us-gaap:FinanceLeasePrincipalPayments

us-gaap:FinanceLeasePrincipalPayments


Finance
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
Value2.02.01.03.02.01.02.02.022230.00.00.00.0
Percentage of FinanceLeasePrincipalPayments100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.00.00.0

us-gaap:ForeignCurrencyTransactionGainLossBeforeTax us-gaap:DerivativeInstrumentRisk, us-gaap:HedgingDesignation

us-gaap:ForeignCurrencyTransactionGainLossBeforeTax

us-gaap:ForeignExchangeContract, us-gaap:Nondesignated


Foreign
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302018-06-302018-03-312017-06-302017-03-31
Value-1.0-1.0-1.0-2.0-1.01.0-2.0-5.04.010.0-1.0
Percentage of ForeignCurrencyTransactionGainLossBeforeTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:GainLossOnDerivativeInstrumentsNetPretax us-gaap:DerivativeInstrumentRisk, us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship, us-gaap:HedgingDesignation

us-gaap:GainLossOnDerivativeInstrumentsNetPretax

us-gaap:CommodityOption, us-gaap:CashFlowHedging, us-gaap:DesignatedAsHedgingInstrument


Gain
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-30
Value-64.0-51.0143228642.0
Percentage of GainLossOnDerivativeInstrumentsNetPretax100.0100.0100.0100.0100.0100.0

us-gaap:GainLossOnDerivativeInstrumentsNetPretax us-gaap:DerivativeInstrumentRisk, us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship, us-gaap:HedgingDesignation, us-gaap:PublicUtilitiesInventory

us-gaap:CommodityOption, us-gaap:CashFlowHedging, us-gaap:DesignatedAsHedgingInstrument, hes:VeryLargeCrudeCarriersVLCCs


Gain
Period End2021-03-31
Value-4.0
Percentage of GainLossOnDerivativeInstrumentsNetPretax7.8

us-gaap:GainLossOnDerivativeInstrumentsNetPretax us-gaap:DerivativeInstrumentRisk, us-gaap:PublicUtilitiesInventory

us-gaap:CommodityOption, hes:VeryLargeCrudeCarriersVLCCs


Gain
Period End2021-03-31
Value-4.0
Percentage of GainLossOnDerivativeInstrumentsNetPretax7.8

us-gaap:GainLossOnForeignCurrencyDerivativeInstrumentsNotDesignatedAsHedgingInstruments us-gaap:DerivativeInstrumentRisk, us-gaap:HedgingDesignation

us-gaap:GainLossOnForeignCurrencyDerivativeInstrumentsNotDesignatedAsHedgingInstruments

us-gaap:ForeignExchangeContract, us-gaap:Nondesignated


Gain
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302018-06-302018-03-312017-06-302017-03-31
Value1.0-1.01.01.02.01.01.0-3.02.02.0-1.0
Percentage of GainLossOnForeignCurrencyDerivativeInstrumentsNotDesignatedAsHedgingInstruments100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:GainLossOnSaleOfOilAndGasProperty

us-gaap:GainLossOnSaleOfOilAndGasProperty


Gain
Period End2020-12-312020-09-302020-06-302019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302015-12-312015-09-302015-06-302014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-31
Value790.08.00.00.0220.00.014117.0-362.02742.00.0-4.00.01.0500.03.03177910.0380-5.011116881723760.0360.01030.0343
Percentage of GainLossOnSaleOfOilAndGasProperty100.00.0100.00.00.0100.00.00.0100.0100.0100.0100.0100.0100.00.0100.00.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.00.0100.00.0100.0

us-gaap:ImpairmentOfLeasehold

us-gaap:ImpairmentOfLeasehold


Impairment
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
Value6.04.03.010.06.0323.03.04.07.09.08.010.010.0227.08.07.01129.0159.0436124542422129327839497960485857
Percentage of ImpairmentOfLeasehold100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncreaseDecreaseInAccountsPayableAndAccruedLiabilities

us-gaap:IncreaseDecreaseInAccountsPayableAndAccruedLiabilities


Increase
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-31
Value71-127.0148-161.0-257.0-263.01313.074-204.0228-76.071-135.0145-39.0-35.0-115.0179-69.0163-360.025-361.0134-222.0
Percentage of IncreaseDecreaseInAccountsPayableAndAccruedLiabilities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncreaseDecreaseInAccruedTaxesPayable

us-gaap:IncreaseDecreaseInAccruedTaxesPayable


Increase
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-31
Value1008736110.0-63.0-6.08.06.08.0-11.043-33.0-1.0-37.038-41.06.037-9.0-4.0-15.08.0-233.017-14.0
Percentage of IncreaseDecreaseInAccruedTaxesPayable100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncreaseDecreaseInFairValueOfInterestRateFairValueHedgingInstruments1 us-gaap:DerivativeInstrumentRisk, us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship, us-gaap:HedgingDesignation

us-gaap:IncreaseDecreaseInFairValueOfInterestRateFairValueHedgingInstruments1

us-gaap:InterestRateSwap, us-gaap:FairValueHedging, us-gaap:DesignatedAsHedgingInstrument


Increase
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-30
Value0.0-1.00.0-1.05.01.02.0
Percentage of IncreaseDecreaseInFairValueOfInterestRateFairValueHedgingInstruments10.0100.00.0100.0100.0100.0100.0

us-gaap:IncrementalCommonSharesAttributableToShareBasedPaymentArrangements us-gaap:AwardType

us-gaap:IncrementalCommonSharesAttributableToShareBasedPaymentArrangements

us-gaap:EmployeeStockOption


Incremental
Period End2021-06-302021-03-312020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-31
Value100000.0400000.000000200000.00000000000000000
Percentage of IncrementalCommonSharesAttributableToShareBasedPaymentArrangements100.0100.00.00.00.00.00.0100.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:PerformanceShares


Incremental
Period End2021-06-302021-03-312020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-30
Value0800000.000000900000.000000000000000000800000.0
Percentage of IncrementalCommonSharesAttributableToShareBasedPaymentArrangements0.0200.00.00.00.00.00.0450.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:RestrictedStock


Incremental
Period End2021-06-302021-03-312020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-30
Value-100000.0800000.0000001200000.00000000000000000100000.01500000.0
Percentage of IncrementalCommonSharesAttributableToShareBasedPaymentArrangements-100.0200.00.00.00.00.00.0600.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:InventoryWriteDown

us-gaap:InventoryWriteDown


Inventory
Period End2020-09-302020-06-302020-03-31
Value0.00.053
Percentage of InventoryWriteDown0.00.0100.0

us-gaap:LossContingencyLossInPeriod

us-gaap:LossContingencyLossInPeriod


Loss
Period End2021-06-30
Value147
Percentage of LossContingencyLossInPeriod100.0

us-gaap:OtherComprehensiveIncomeDefinedBenefitPlansNetUnamortizedGainLossArisingDuringPeriodNetOfTax

us-gaap:OtherComprehensiveIncomeDefinedBenefitPlansNetUnamortizedGainLossArisingDuringPeriodNetOfTax


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302014-12-312014-09-302014-06-302012-12-312012-09-302012-06-302011-12-312011-09-302011-06-30
Value-11.014-209.00.04.00.097-239.0-24.06.0-76.00.04.095302.0-1.04.0-137.00.02.00.034-4.0-9.0-346.00.0-2.0-48.01314-268.08.07.0
Percentage of OtherComprehensiveIncomeDefinedBenefitPlansNetUnamortizedGainLossArisingDuringPeriodNetOfTax100.0100.0100.00.0100.00.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.00.0100.00.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTaxParent

us-gaap:OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTaxParent


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value-65.0-51.0-195.0-187.0-442.0926-40.010.014-361.036012369.0
Percentage of OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTaxParent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAfterTax

us-gaap:OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAfterTax


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value-129.0-102.0-83.0-44.0-214.0990-42.0120.0-346.0316-37.0-13.0-22.0
Percentage of OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAfterTax100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0

us-gaap:OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAndTax

us-gaap:OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAndTax


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value-129.0-102.0-83.0-44.0-214.0990-128.0120.0-346.0414-49.0-13.0-22.0
Percentage of OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAndTax100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0

us-gaap:OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationAfterTax

us-gaap:OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationAfterTax


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value-64.0-51.011214322864-2.02.0-14.015-44.0-49.0-49.0-31.0
Percentage of OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationAfterTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationBeforeTax

us-gaap:OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationBeforeTax


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value-64.0-51.011214322864-2.02.0-14.015-44.0-49.0-49.0-31.0
Percentage of OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationBeforeTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax

us-gaap:OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-31
Value-5.0-30.0197-11.0-16.0-12.0-117.013812-17.064-8.0-13.0-107.0-50.0-19.0-22.0-21.0129-10.0-12.0-11.0-52.0-15.0-8.013335-12.0-8.0-5.0-112.0-7.0-8.0-170.048-13.0-14.0-13.0
Percentage of OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansNetUnamortizedGainLossArisingDuringPeriodBeforeTax

us-gaap:OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansNetUnamortizedGainLossArisingDuringPeriodBeforeTax


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302014-12-312014-09-302014-06-302012-12-312012-09-302012-06-302011-12-312011-09-302011-06-30
Value-11.014-209.00.04.00.097-239.0-24.06.0-101.00.05.0125300.0-2.07.0-159.00.04.00.037-5.0-15.0-530.00.0-4.0-79.02122-427.01312
Percentage of OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansNetUnamortizedGainLossArisingDuringPeriodBeforeTax100.0100.0100.00.0100.00.0100.0100.0100.0100.0100.00.0100.0100.0100.00.0100.0100.0100.00.0100.00.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossBeforeTax

us-gaap:OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossBeforeTax


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-30
Value-16000000.0-16000000.0-12000000.0-11000000.0-12000000.0-12000000.0-20000000.0-101000000.0-12000000.0-11000000.0-12000000.0-8000000.0-9000000.0-12000000.0-20000000.0-17000000.0-23000000.0-17000000.0-13000000.0-15000000.0-16000000.0-16000000.0-19000000.0-29000000.0-25000000.0-19000000.0-14000000.0-19000000.0
Percentage of OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossBeforeTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossNetOfTax

us-gaap:OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossNetOfTax


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-30
Value-16000000.0-16000000.0-12000000.0-11000000.0-12000000.0-12000000.0-20000000.0-101000000.0-12000000.0-11000000.0-12000000.0-8000000.0-9000000.0-12000000.0-20000000.0-17000000.0-23000000.0-17000000.0-8000000.0-10000000.0-10000000.0-11000000.0-12000000.0-19000000.0-17000000.0-13000000.0-11000000.0-12000000.0
Percentage of OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherOperatingIncomeExpenseNet

us-gaap:OtherOperatingIncomeExpenseNet


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value-67.0-49.013814422467332.0-11.015-6.0-48.0-47.0-34.0
Percentage of OtherOperatingIncomeExpenseNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherOperatingIncomeExpenseNet us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

us-gaap:OperatingSegments, hes:ExplorationAndProduction


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value-67.0-49.013814422467332.0-11.015-6.0-48.0-47.0-34.0
Percentage of OtherOperatingIncomeExpenseNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherOperatingIncomeExpenseNet us-gaap:ConsolidationItems, us-gaap:StatementGeographical, us-gaap:StatementBusinessSegments

us-gaap:OperatingSegments, country:DK, hes:ExplorationAndProduction


Other
Period End2021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-31
Value-4.01.09.05.00.00.00.00.00.00.0
Percentage of OtherOperatingIncomeExpenseNet8.20.74.07.50.0-0.00.0-0.0-0.0-0.0

us-gaap:OperatingSegments, country:GY, hes:ExplorationAndProduction


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-06-302019-03-31
Value-6.0-4.01618276.00.00.0
Percentage of OtherOperatingIncomeExpenseNet9.08.211.612.512.19.0-0.00.0

us-gaap:OperatingSegments, country:LY, hes:ExplorationAndProduction


Other
Period End2021-06-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-31
Value-8.00.00.00.00.00.00.00.00.0
Percentage of OtherOperatingIncomeExpenseNet11.90.00.00.0-0.00.0-0.0-0.0-0.0

us-gaap:OperatingSegments, country:MY, hes:ExplorationAndProduction


Other
Period End2020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-31
Value0.00.01.00.00.00.00.00.00.0
Percentage of OtherOperatingIncomeExpenseNet0.00.01.50.0-0.00.0-0.0-0.0-0.0

us-gaap:OperatingSegments, country:US, hes:ExplorationAndProduction


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value-53.0-41.011012518855332.0-11.015-6.0-48.0-47.0-34.0
Percentage of OtherOperatingIncomeExpenseNet79.183.779.786.883.982.1100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:PaymentsForPostemploymentBenefits

us-gaap:PaymentsForPostemploymentBenefits


Payments
Period End2020-09-302015-12-312015-09-302015-06-30
Value11146.09.0
Percentage of PaymentsForPostemploymentBenefits100.0100.0100.0100.0

us-gaap:PaymentsForProceedsFromOtherInvestingActivities

us-gaap:PaymentsForProceedsFromOtherInvestingActivities


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
Value1.00.02.00.00.02.0-1.02.01.03.01.04.00.01.00.00.0-3.0-3.0-8.0-7.00.0313.010.02.01270556059396677-19.01526-24.0174611-75.0-11.01917
Percentage of PaymentsForProceedsFromOtherInvestingActivities100.00.0100.00.00.0100.0100.0100.0100.0100.0100.0100.00.0100.00.00.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:PaymentsOfOrdinaryDividends

us-gaap:PaymentsOfOrdinaryDividends


Payments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value778076767681757776888386878990919092
Percentage of PaymentsOfOrdinaryDividends100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:PaymentsToAcquireMachineryAndEquipment

us-gaap:PaymentsToAcquireMachineryAndEquipment


Payments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-30
Value262755996978112746015075686337412434508666675321145
Percentage of PaymentsToAcquireMachineryAndEquipment100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:PaymentsToAcquireOilAndGasPropertyAndEquipment

us-gaap:PaymentsToAcquireOilAndGasPropertyAndEquipment


Payments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-31
Value32935831932751074071363556452158947243036351348944634040146354756872491810631251
Percentage of PaymentsToAcquireOilAndGasPropertyAndEquipment100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ProceedsFromDivestitureOfBusinessesAndInterestsInAffiliates us-gaap:CapitalizedCostsOfUnprovedPropertiesExcludedFromAmortizationByPropertyOrProject, us-gaap:SubsequentEventType

us-gaap:ProceedsFromDivestitureOfBusinessesAndInterestsInAffiliates

hes:ShenziField, us-gaap:SubsequentEvent


Proceeds
Period End2020-10-05
Value505
Percentage of ProceedsFromDivestitureOfBusinessesAndInterestsInAffiliates100.0

us-gaap:ProceedsFromPaymentsForOtherFinancingActivities

us-gaap:ProceedsFromPaymentsForOtherFinancingActivities


Proceeds
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302013-12-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-09-302011-06-302011-03-312010-09-302010-06-302010-03-31
Value-20.013-1.00.01.0-7.0-6.0133.01.00.01615-3.0-26.0-1.0-7.08.0-6.0-12.00.0-38.0-1.0-22.0-10.08.00.00.0-84.04211311.0-3.08.0-44.06.058-22.0-21.013
Percentage of ProceedsFromPaymentsForOtherFinancingActivities100.0100.0100.00.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.00.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ProceedsFromPaymentsToMinorityShareholders

us-gaap:ProceedsFromPaymentsToMinorityShareholders


Proceeds
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302015-12-312014-12-31
Value-70.0-67.0-67.0-66.0-65.0-63.0-312.0-14.0-14.0-13.0-175.0-13.0-11.0-12.0-35.0-33.0-175.00.0-23.00.0-33.04.0
Percentage of ProceedsFromPaymentsToMinorityShareholders100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.00.0100.0100.0

us-gaap:ProceedsFromRepaymentsOfShortTermDebtMaturingInThreeMonthsOrLess

us-gaap:ProceedsFromRepaymentsOfShortTermDebtMaturingInThreeMonthsOrLess


Proceeds
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-03-31
Value-65.0-10.06.0741260-144.016-39.01990.00.00.00.0-168.011-1.05.0576.0-25.05.0-435.0435-835.0-913.065-114.011165810.0
Percentage of ProceedsFromRepaymentsOfShortTermDebtMaturingInThreeMonthsOrLess100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.00.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0

us-gaap:ProceedsFromSaleOfOilAndGasPropertyAndEquipment

us-gaap:ProceedsFromSaleOfOilAndGasPropertyAndEquipment


Proceeds
Period End2020-12-312020-09-302019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-30
Value4820.00.00.0220.00.0574276.0251360479100600.0800.02525
Percentage of ProceedsFromSaleOfOilAndGasPropertyAndEquipment100.00.00.00.0100.00.00.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.00.0100.0100.0

us-gaap:ProceedsFromSaleOfOilAndGasPropertyAndEquipment us-gaap:DisposalGroupClassification, us-gaap:IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperations

us-gaap:DisposalGroupDisposedOfBySaleNotDiscontinuedOperations, hes:LittleKnifeAndMurphyCreek


Proceeds
Period End2021-04-30
Value297
Percentage of ProceedsFromSaleOfOilAndGasPropertyAndEquipment0.0

us-gaap:ProceedsFromSaleOfOilAndGasPropertyAndEquipment us-gaap:DisposalGroupClassification, us-gaap:IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperations, us-gaap:SubsequentEventType

us-gaap:DisposalGroupDisposedOfBySaleNotDiscontinuedOperations, hes:LittleKnifeAndMurphyCreek, us-gaap:SubsequentEvent


Proceeds
Period End2021-04-30
Value312
Percentage of ProceedsFromSaleOfOilAndGasPropertyAndEquipment0.0

us-gaap:ProductionTaxExpense

us-gaap:ProductionTaxExpense


Production
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-31
Value4437323416425247463943474239312730312727281936294536
Percentage of ProductionTaxExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:PropertyPlantAndEquipmentAdditions

us-gaap:PropertyPlantAndEquipmentAdditions


Property
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-30
Value44330339136750766692073669464263658357039154755350337040947150154094185810131237156413621202
Percentage of PropertyPlantAndEquipmentAdditions100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:PropertyPlantAndEquipmentAdditions us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

us-gaap:OperatingSegments, hes:ExplorationAndProduction


Property
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-30
Value396280340301428609812624625515569500486354501526483342320381433
Percentage of PropertyPlantAndEquipmentAdditions89.492.487.082.084.491.488.384.890.180.289.585.885.390.591.695.196.092.478.280.986.4

us-gaap:OperatingSegments, hes:Midstream


Property
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-30
Value472351667957108112691276783843746272028899068
Percentage of PropertyPlantAndEquipmentAdditions10.67.613.018.015.68.611.715.29.919.810.514.214.79.58.44.94.07.621.819.113.6

us-gaap:ReclassificationToWellFacilitiesAndEquipmentBasedOnDeterminationOfProvedReserves

us-gaap:ReclassificationToWellFacilitiesAndEquipmentBasedOnDeterminationOfProvedReserves


Reclassification
Period End2020-12-31
Value31
Percentage of ReclassificationToWellFacilitiesAndEquipmentBasedOnDeterminationOfProvedReserves100.0

us-gaap:ReclassificationToWellFacilitiesAndEquipmentBasedOnDeterminationOfProvedReserves us-gaap:CapitalizedCostsOfUnprovedPropertiesExcludedFromAmortizationByPropertyOrProject

hes:StabroekBlockOffshoreGuyana


Reclassification
Period End2020-09-30
Value80
Percentage of ReclassificationToWellFacilitiesAndEquipmentBasedOnDeterminationOfProvedReserves0.0

us-gaap:RepaymentsOfUnsecuredDebt us-gaap:SubsequentEventType

us-gaap:RepaymentsOfUnsecuredDebt

us-gaap:SubsequentEvent


Repayments
Period End2021-07-27
Value500
Percentage of RepaymentsOfUnsecuredDebt100.0

us-gaap:SeveranceCosts1

us-gaap:SeveranceCosts1


Severance
Period End2020-09-302015-12-312015-09-302014-12-312014-09-302014-06-30
Value272.011-1.01628
Percentage of SeveranceCosts1100.0100.0100.0100.0100.0100.0

us-gaap:SeveranceCosts1 us-gaap:IncomeStatementLocation

us-gaap:GeneralAndAdministrativeExpense


Severance
Period End2020-09-30
Value6.0
Percentage of SeveranceCosts122.2

us-gaap:OilAndGasExplorationAndProduction


Severance
Period End2020-09-30
Value1.0
Percentage of SeveranceCosts13.7

us-gaap:OperatingExpense


Severance
Period End2020-09-30
Value20
Percentage of SeveranceCosts174.1

us-gaap:TangibleAssetImpairmentCharges

us-gaap:TangibleAssetImpairmentCharges


Tangible
Period End2020-12-312020-09-302020-06-302020-03-312019-06-302019-03-31
Value0.00.00.021260.00.0
Percentage of TangibleAssetImpairmentCharges0.00.00.0100.00.00.0

us-gaap:TangibleAssetImpairmentCharges us-gaap:PropertyPlantAndEquipmentByType

us-gaap:OtherAssets


Tangible
Period End2020-09-302020-06-302020-03-31
Value0.00.021
Percentage of TangibleAssetImpairmentCharges0.00.01.0

us-gaap:TangibleAssetImpairmentCharges us-gaap:StatementGeographical, us-gaap:CapitalizedCostsOfUnprovedPropertiesExcludedFromAmortizationByPropertyOrProject, us-gaap:PropertyPlantAndEquipmentByType

country:DK, hes:SouthArneField, us-gaap:OilAndGasProperties


Tangible
Period End2020-12-312020-09-302020-06-302020-03-31
Value0.00.00.0670
Percentage of TangibleAssetImpairmentCharges0.00.00.031.5

country:MY, hes:NorthMalayBasinField, us-gaap:OilAndGasProperties


Tangible
Period End2020-09-302020-06-302020-03-31
Value0.00.0755
Percentage of TangibleAssetImpairmentCharges0.00.035.5

hes:GulfOfMexicoRegion, hes:StampedeField, us-gaap:OilAndGasProperties


Tangible
Period End2020-09-302020-06-302020-03-31
Value0.00.0410
Percentage of TangibleAssetImpairmentCharges0.00.019.3

hes:GulfOfMexicoRegion, hes:TubularBellsField, us-gaap:OilAndGasProperties


Tangible
Period End2020-09-30
Value0.0
Percentage of TangibleAssetImpairmentCharges0.0

us-gaap:UnrealizedGainLossOnDerivativesAndCommodityContracts

us-gaap:UnrealizedGainLossOnDerivativesAndCommodityContracts


Unrealized
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312013-06-302013-03-312012-06-302012-03-31
Value-64.0-24.0-73.0-68.0-49.0-70.0-29.0-29.0-29.0-29.0-48.0-49.0-47.0-38.0-54.0-13.0-30.00.02.0-63.0120-123.0
Percentage of UnrealizedGainLossOnDerivativesAndCommodityContracts100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0

hes:AccruedCapitalExpendituresCurrent

hes:AccruedCapitalExpendituresCurrent


Accrued
Period End2021-06-302021-03-312020-12-312019-12-31
Value351263345616
Percentage of AccruedCapitalExpendituresCurrent100.0100.0100.0100.0

hes:AccruedOperatingAndMarketingExpenditures

hes:AccruedOperatingAndMarketingExpenditures


Accrued
Period End2021-06-302021-03-312020-12-312019-12-31
Value304263325479
Percentage of AccruedOperatingAndMarketingExpenditures100.0100.0100.0100.0

hes:CapitalizedWellCostsGreaterThanOneYearAttributableToProject us-gaap:CapitalizedCostsOfUnprovedPropertiesExcludedFromAmortizationByPropertyOrProject

hes:CapitalizedWellCostsGreaterThanOneYearAttributableToProject

hes:JDAGulfOfThailand


Capitalized
Period End2021-06-302021-03-312020-09-302020-06-30
Value10.010.010.00.1
Percentage of CapitalizedWellCostsGreaterThanOneYearAttributableToProject100.0100.0100.0100.0

hes:NorthMalayBasin


Capitalized
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-30
Value5.05.010.00.10.10.10.10.050.05
Percentage of CapitalizedWellCostsGreaterThanOneYearAttributableToProject50.050.0100.0100.00.00.00.00.00.0

hes:NorthMalayBasinOffshorePeninsularMalaysia


Capitalized
Period End2020-12-312019-12-312018-12-31
Value5.00.10.05
Percentage of CapitalizedWellCostsGreaterThanOneYearAttributableToProject0.00.00.0

hes:ProjectEight


Capitalized
Period End2020-12-312020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-31
Value10.00.10.10.10.10.10.150.150.20.150.20.10.10.050.05
Percentage of CapitalizedWellCostsGreaterThanOneYearAttributableToProject0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

hes:StabroekBlockOffshoreGuyana


Capitalized
Period End2021-06-302021-03-312020-12-312020-09-302019-12-31
Value85.085.085.080.00.5
Percentage of CapitalizedWellCostsGreaterThanOneYearAttributableToProject850.0850.00.0800.00.0

hes:DeferredAssetsNetOfValuationAllowanceForeign

hes:DeferredAssetsNetOfValuationAllowanceForeign


Deferred
Period End2020-12-31
Value155
Percentage of DeferredAssetsNetOfValuationAllowanceForeign100.0

hes:DevelopedAndUndevelopedAcreageSold us-gaap:DisposalGroupClassification, us-gaap:IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperations

hes:DevelopedAndUndevelopedAcreageSold

us-gaap:DisposalGroupDisposedOfBySaleNotDiscontinuedOperations, hes:LittleKnifeAndMurphyCreek


Developed
Period End2021-04-30
Value78700.0
Percentage of DevelopedAndUndevelopedAcreageSold100.0

hes:DevelopedAndUndevelopedAcreageSold us-gaap:DisposalGroupClassification, us-gaap:IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperations, us-gaap:SubsequentEventType

us-gaap:DisposalGroupDisposedOfBySaleNotDiscontinuedOperations, hes:LittleKnifeAndMurphyCreek, us-gaap:SubsequentEvent


Developed
Period End2021-04-30
Value78700.0
Percentage of DevelopedAndUndevelopedAcreageSold100.0

hes:EmployeeServiceShareBasedCompensationUnrecognizedCompensationCostsOnNonvestedAwardsDueInYearThree

hes:EmployeeServiceShareBasedCompensationUnrecognizedCompensationCostsOnNonvestedAwardsDueInYearThree


Employee
Period End2020-12-31
Value4000000.0
Percentage of EmployeeServiceShareBasedCompensationUnrecognizedCompensationCostsOnNonvestedAwardsDueInYearThree100.0

hes:EmployeeServiceShareBasedCompensationUnrecognizedCompensationCostsOnNonvestedAwardsDueInYearTwo

hes:EmployeeServiceShareBasedCompensationUnrecognizedCompensationCostsOnNonvestedAwardsDueInYearTwo


Employee
Period End2020-12-31
Value26
Percentage of EmployeeServiceShareBasedCompensationUnrecognizedCompensationCostsOnNonvestedAwardsDueInYearTwo100.0

hes:EmployeeServiceShareBasedCompensationUnrecognizedCompensationCostsOnNonvestedAwardsDueWithinTwelveMonths

hes:EmployeeServiceShareBasedCompensationUnrecognizedCompensationCostsOnNonvestedAwardsDueWithinTwelveMonths


Employee
Period End2020-12-31
Value49
Percentage of EmployeeServiceShareBasedCompensationUnrecognizedCompensationCostsOnNonvestedAwardsDueWithinTwelveMonths100.0

hes:ExpectedProceedsFromDivestitureOfBusinessesAndInterestsInAffiliates us-gaap:DisposalGroupClassification, us-gaap:IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperations

hes:ExpectedProceedsFromDivestitureOfBusinessesAndInterestsInAffiliates

us-gaap:DisposalGroupDisposedOfBySaleNotDiscontinuedOperations, country:DK


Expected
Period End2021-03-31
Value150
Percentage of ExpectedProceedsFromDivestitureOfBusinessesAndInterestsInAffiliates100.0

hes:ExpectedProceedsFromDivestitureOfBusinessesAndInterestsInAffiliates us-gaap:DisposalGroupClassification, us-gaap:LongLivedAssetsHeldForSaleByAssetType

us-gaap:DisposalGroupHeldforsaleNotDiscontinuedOperations, country:DK


Expected
Period End2021-03-31
Value150
Percentage of ExpectedProceedsFromDivestitureOfBusinessesAndInterestsInAffiliates100.0

hes:InterestRateHedgingFairValueAccumulatedAdjustments us-gaap:StatementBusinessSegments

hes:InterestRateHedgingFairValueAccumulatedAdjustments

us-gaap:CorporateAndOther


Interest
Period End2020-12-312019-12-31
Value5000000.01000000.0
Percentage of InterestRateHedgingFairValueAccumulatedAdjustments100.0100.0

hes:InventoryCrudeOilInTransit

hes:InventoryCrudeOilInTransit


Inventory
Period End2020-09-302020-06-30
Value4200000.03700000.0
Percentage of InventoryCrudeOilInTransit100.0100.0

hes:InventoryCrudeOilInTransit us-gaap:PublicUtilitiesInventory

hes:VeryLargeCrudeCarriersVLCCs


Inventory
Period End2020-12-31
Value4200000.0
Percentage of InventoryCrudeOilInTransit0.0

hes:InventoryCrudeOilInTransit us-gaap:SubsequentEventType

us-gaap:SubsequentEvent


Inventory
Period End2021-03-31
Value4200000.0
Percentage of InventoryCrudeOilInTransit0.0

hes:LiabilitiesHeldForSaleNotPartOfDisposalGroupCurrent

hes:LiabilitiesHeldForSaleNotPartOfDisposalGroupCurrent


Liabilities
Period End2021-06-302021-03-31
Value139138
Percentage of LiabilitiesHeldForSaleNotPartOfDisposalGroupCurrent100.0100.0

hes:LiabilitiesHeldForSaleNotPartOfDisposalGroupCurrent us-gaap:DisposalGroupClassification, us-gaap:LongLivedAssetsHeldForSaleByAssetType

us-gaap:DisposalGroupHeldforsaleNotDiscontinuedOperations, country:DK


Liabilities
Period End2021-06-30
Value139
Percentage of LiabilitiesHeldForSaleNotPartOfDisposalGroupCurrent100.0

hes:LiabilitiesHeldForSaleNotPartOfDisposalGroupCurrent us-gaap:IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperations

country:DK


Liabilities
Period End2021-03-31
Value138
Percentage of LiabilitiesHeldForSaleNotPartOfDisposalGroupCurrent100.0

hes:OperatingAndFinanceLeaseLiabilitiesCurrent

hes:OperatingAndFinanceLeaseLiabilitiesCurrent


Operating
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value908381991081461992593294020.0
Percentage of OperatingAndFinanceLeaseLiabilitiesCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0

hes:PercentageOfNetReceivables us-gaap:AccountsNotesLoansAndFinancingReceivablesByLegalEntityOfCounterpartyType

hes:PercentageOfNetReceivables

hes:OtherCounterparty


Percentage
Period End2020-12-312019-12-312018-12-312017-12-31
Value4.00.060.050.1
Percentage of PercentageOfNetReceivables100.0100.0100.0100.0

hes:PercentageOfNetReceivables us-gaap:FairValueConcentrationOfRiskDisclosureItems

hes:IndependentExplorationAndProductionCompanies


Percentage
Period End2020-12-312019-12-312018-12-312017-12-31
Value39.00.260.220.14
Percentage of PercentageOfNetReceivables975.0433.3440.0140.0

hes:IntegratedCompanies


Percentage
Period End2020-12-312019-12-312018-12-312017-12-31
Value39.00.410.240.5
Percentage of PercentageOfNetReceivables975.0683.3480.0500.0

hes:NationalOilCompanies


Percentage
Period End2020-12-312019-12-312018-12-312017-12-31
Value5.00.080.070.02
Percentage of PercentageOfNetReceivables125.0133.3140.020.0

hes:RefiningAndMarketingCompanies


Percentage
Period End2020-12-312019-12-312018-12-312017-12-31
Value8.00.140.050.17
Percentage of PercentageOfNetReceivables200.0233.3100.0170.0

hes:StorageAndTransportationCompanies


Percentage
Period End2020-12-312019-12-312018-12-312017-12-31
Value5.00.050.030.07
Percentage of PercentageOfNetReceivables125.083.360.070.0

hes:UnrecordedUnconditionalPurchaseObligationBalanceOnFourthAndFifthAnniversary us-gaap:LongTermPurchaseCommitmentByCategoryOfItemPurchased

hes:UnrecordedUnconditionalPurchaseObligationBalanceOnFourthAndFifthAnniversary

hes:ContractualObligationsRelatedToOperatingExpenses


Unrecorded
Period End2020-12-312019-12-312018-12-312016-12-31
Value5.09.06118
Percentage of UnrecordedUnconditionalPurchaseObligationBalanceOnFourthAndFifthAnniversary100.0100.0100.0100.0

hes:TransportationAndRelatedContracts


Unrecorded
Period End2020-12-312019-12-312018-12-312016-12-312015-12-31
Value493246336433433
Percentage of UnrecordedUnconditionalPurchaseObligationBalanceOnFourthAndFifthAnniversary9860.02733.3550.82405.60.0

us-gaap:CapitalAdditions


Unrecorded
Period End2020-12-312019-12-312018-12-312016-12-31
Value50075750.0
Percentage of UnrecordedUnconditionalPurchaseObligationBalanceOnFourthAndFifthAnniversary10000.0833.3123.00.0

hes:UnrecordedUnconditionalPurchaseObligationBalanceOnSecondAndThirdAnniversary us-gaap:LongTermPurchaseCommitmentByCategoryOfItemPurchased

hes:UnrecordedUnconditionalPurchaseObligationBalanceOnSecondAndThirdAnniversary

hes:ContractualObligationsRelatedToOperatingExpenses


Unrecorded
Period End2020-12-312019-12-312018-12-312016-12-31
Value63209976
Percentage of UnrecordedUnconditionalPurchaseObligationBalanceOnSecondAndThirdAnniversary100.0100.0100.0100.0

hes:TransportationAndRelatedContracts


Unrecorded
Period End2020-12-312019-12-312018-12-312016-12-312015-12-31
Value756424401457453
Percentage of UnrecordedUnconditionalPurchaseObligationBalanceOnSecondAndThirdAnniversary1200.02120.0405.1601.30.0

us-gaap:CapitalAdditions


Unrecorded
Period End2020-12-312019-12-312018-12-312016-12-312015-12-31
Value146975555176247
Percentage of UnrecordedUnconditionalPurchaseObligationBalanceOnSecondAndThirdAnniversary2331.73775.0556.6100.00.0

us-gaap:AccountsAndOtherReceivablesNetCurrent

us-gaap:AccountsAndOtherReceivablesNetCurrent


Accounts
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value146151150148168194230233192248230291291268671101371378682205240312311302306431385350417432359314273281336321241250335320240
Percentage of AccountsAndOtherReceivablesNetCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AccruedRoyaltiesCurrent

us-gaap:AccruedRoyaltiesCurrent


Accrued
Period End2021-06-302021-03-312020-12-312019-12-31
Value209227170260
Percentage of AccruedRoyaltiesCurrent100.0100.0100.0100.0

us-gaap:AccumulatedOtherComprehensiveIncomeLossDefinedBenefitPensionAndOtherPostretirementPlansNetOfTax

us-gaap:AccumulatedOtherComprehensiveIncomeLossDefinedBenefitPensionAndOtherPostretirementPlansNetOfTax


Accumulated
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-31
Value759601581548660563652
Percentage of AccumulatedOtherComprehensiveIncomeLossDefinedBenefitPensionAndOtherPostretirementPlansNetOfTax100.0100.0100.0100.0100.0100.0100.0

us-gaap:AssetRetirementObligation

us-gaap:AssetRetirementObligation


Asset
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312014-09-302013-12-312013-09-302012-12-312012-09-302011-12-312011-09-302010-12-312009-12-312008-12-31
Value99910248578012128238327232813277228132661267420712125135812971214
Percentage of AssetRetirementObligation100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AssetRetirementObligation us-gaap:CapitalizedCostsOfUnprovedPropertiesExcludedFromAmortizationByPropertyOrProject

hes:ShenziField


Asset
Period End2020-09-30
Value79
Percentage of AssetRetirementObligation0.0

us-gaap:AssetRetirementObligationCurrent

us-gaap:AssetRetirementObligationCurrent


Asset
Period End2021-06-302021-03-312020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312014-09-302013-12-312013-09-302012-12-312012-09-302011-12-312011-09-302010-12-312009-12-31
Value20915610512711648216225442500523536449379-227.0-244.015563
Percentage of AssetRetirementObligationCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AssetRetirementObligationLegallyRestrictedAssetsFairValue

us-gaap:AssetRetirementObligationLegallyRestrictedAssetsFairValue


Asset
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-31
Value20717814811810279
Percentage of AssetRetirementObligationLegallyRestrictedAssetsFairValue100.0100.0100.0100.0100.0100.0

us-gaap:AssetRetirementObligationsNoncurrent

us-gaap:AssetRetirementObligationsNoncurrent


Asset
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value72875889493294492989785073874574177277377475318461919194319122098223821752158216120112086228123132117219822492277197119942212229517811823184418811218122812031234
Percentage of AssetRetirementObligationsNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AssetsHeldForSaleNotPartOfDisposalGroupCurrent

us-gaap:AssetsHeldForSaleNotPartOfDisposalGroupCurrent


Assets
Period End2021-06-302021-03-312020-09-30
Value228229483
Percentage of AssetsHeldForSaleNotPartOfDisposalGroupCurrent100.0100.0100.0

us-gaap:AssetsHeldForSaleNotPartOfDisposalGroupCurrent us-gaap:CapitalizedCostsOfUnprovedPropertiesExcludedFromAmortizationByPropertyOrProject

hes:ShenziField


Assets
Period End2020-09-30
Value483
Percentage of AssetsHeldForSaleNotPartOfDisposalGroupCurrent100.0

us-gaap:AssetsHeldForSaleNotPartOfDisposalGroupCurrent us-gaap:DisposalGroupClassification, us-gaap:LongLivedAssetsHeldForSaleByAssetType

us-gaap:DisposalGroupHeldforsaleNotDiscontinuedOperations, country:DK


Assets
Period End2021-06-30
Value228
Percentage of AssetsHeldForSaleNotPartOfDisposalGroupCurrent100.0

us-gaap:AssetsHeldForSaleNotPartOfDisposalGroupCurrent us-gaap:IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperations

country:DK


Assets
Period End2021-03-31
Value229
Percentage of AssetsHeldForSaleNotPartOfDisposalGroupCurrent100.0

us-gaap:CapitalizedCostsWellsAndRelatedEquipmentAndFacilities us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

us-gaap:CapitalizedCostsWellsAndRelatedEquipmentAndFacilities

us-gaap:OperatingSegments, hes:ExplorationAndProduction


Capitalized
Period End2020-12-312019-12-31
Value2322428404
Percentage of CapitalizedCostsWellsAndRelatedEquipmentAndFacilities100.0100.0

us-gaap:CapitalizedExploratoryWellCosts

us-gaap:CapitalizedExploratoryWellCosts


Capitalized
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-312008-12-312007-12-31
Value53147645947552950658454149446641839343134630450348762459714081394145014151550150513861416190819202069204522882237227522592274218120522022206720621864178314371094608
Percentage of CapitalizedExploratoryWellCosts100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:CapitalizedExploratoryWellCostsThatHaveBeenCapitalizedForPeriodGreaterThanOneYear

us-gaap:CapitalizedExploratoryWellCostsThatHaveBeenCapitalizedForPeriodGreaterThanOneYear


Capitalized
Period End2021-06-302021-03-312020-12-312020-09-302019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-31
Value375375342329400267170511105312321884180715031276
Percentage of CapitalizedExploratoryWellCostsThatHaveBeenCapitalizedForPeriodGreaterThanOneYear100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:CapitalizedExploratoryWellCostsThatHaveBeenCapitalizedForPeriodGreaterThanOneYear us-gaap:AgingOfCapitalizedExploratoryWellCosts

us-gaap:AgingOfCapitalizedExploratoryWellCostsPeriodFive


Capitalized
Period End2020-12-312019-12-312018-12-312015-12-31
Value374.04.0388
Percentage of CapitalizedExploratoryWellCostsThatHaveBeenCapitalizedForPeriodGreaterThanOneYear10.81.01.536.8

us-gaap:AgingOfCapitalizedExploratoryWellCostsPeriodOne


Capitalized
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-31
Value173157970.023879
Percentage of CapitalizedExploratoryWellCostsThatHaveBeenCapitalizedForPeriodGreaterThanOneYear50.639.236.30.046.67.5

us-gaap:AgingOfCapitalizedExploratoryWellCostsPeriodThree


Capitalized
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-31
Value270.01660.048336
Percentage of CapitalizedExploratoryWellCostsThatHaveBeenCapitalizedForPeriodGreaterThanOneYear7.90.062.20.09.431.9

us-gaap:AgingOfCapitalizedExploratoryWellCostsPeriodTwo


Capitalized
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-31
Value105730.01668043
Percentage of CapitalizedExploratoryWellCostsThatHaveBeenCapitalizedForPeriodGreaterThanOneYear30.718.20.097.615.74.1

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations


Cash
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312017-12-312016-12-31
Value2430186617391285164620801545186322082300269448472732
Percentage of CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ContractWithCustomerAssetNetCurrent

us-gaap:ContractWithCustomerAssetNetCurrent


Contract
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302017-12-31
Value856860710551428600940889868868771891677
Percentage of ContractWithCustomerAssetNetCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:CrudeOilAndNaturalGasLiquids

us-gaap:CrudeOilAndNaturalGasLiquids


Crude
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
Value6246226241204749272829674815864591101341377710495144144217289284246326320343291334293284493533535451
Percentage of CrudeOilAndNaturalGasLiquids100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:CrudeOilAndNaturalGasLiquids us-gaap:PublicUtilitiesInventory

hes:VeryLargeCrudeCarriersVLCCs


Crude
Period End2020-12-312020-09-302020-06-30
Value164147113
Percentage of CrudeOilAndNaturalGasLiquids72.661.055.4

us-gaap:DebtInstrumentCarryingAmount

us-gaap:DebtInstrumentCarryingAmount


Debt
Period End2020-12-312019-12-31
Value83727220
Percentage of DebtInstrumentCarryingAmount100.0100.0

us-gaap:DebtInstrumentCarryingAmount us-gaap:StatementBusinessSegments

hes:Midstream


Debt
Period End2020-12-312019-12-31
Value19341782
Percentage of DebtInstrumentCarryingAmount23.124.7

us-gaap:CorporateAndOther


Debt
Period End2020-12-31
Value6438
Percentage of DebtInstrumentCarryingAmount76.9

us-gaap:DebtInstrumentFaceAmount us-gaap:SubsequentEventType

us-gaap:DebtInstrumentFaceAmount

us-gaap:SubsequentEvent


Debt
Period End2021-08-01
Value750
Percentage of DebtInstrumentFaceAmount100.0

us-gaap:DebtLongtermAndShorttermCombinedAmount

us-gaap:DebtLongtermAndShorttermCombinedAmount


Debt
Period End2020-12-312019-12-312015-12-312014-12-31
Value8296714256255625
Percentage of DebtLongtermAndShorttermCombinedAmount100.0100.0100.0100.0

us-gaap:DebtLongtermAndShorttermCombinedAmount us-gaap:CreditFacility, us-gaap:StatementBusinessSegments

us-gaap:RevolvingCreditFacility, hes:Midstream


Debt
Period End2020-12-312019-12-31
Value18432
Percentage of DebtLongtermAndShorttermCombinedAmount2.20.4

us-gaap:DebtLongtermAndShorttermCombinedAmount us-gaap:StatementBusinessSegments

hes:Midstream


Debt
Period End2020-12-312019-12-31
Value19101753
Percentage of DebtLongtermAndShorttermCombinedAmount23.024.5

us-gaap:CorporateAndOther


Debt
Period End2020-12-312019-12-31
Value63865389
Percentage of DebtLongtermAndShorttermCombinedAmount77.075.5

us-gaap:DeferredFinanceCostsNet

us-gaap:DeferredFinanceCostsNet


Deferred
Period End2020-12-312019-12-31
Value7678
Percentage of DeferredFinanceCostsNet100.0100.0

us-gaap:DeferredFinanceCostsNet us-gaap:StatementBusinessSegments

hes:Midstream


Deferred
Period End2020-12-312019-12-31
Value2429
Percentage of DeferredFinanceCostsNet31.637.2

us-gaap:CorporateAndOther


Deferred
Period End2020-12-31
Value52
Percentage of DeferredFinanceCostsNet68.4

us-gaap:DeferredIncomeTaxAssetsNet

us-gaap:DeferredIncomeTaxAssetsNet


Deferred
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302019-12-31
Value214159677880
Percentage of DeferredIncomeTaxAssetsNet100.0100.0100.0100.0100.0100.0

us-gaap:DeferredIncomeTaxLiabilities

us-gaap:DeferredIncomeTaxLiabilities


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-31
Value8921363930653406540004495
Percentage of DeferredIncomeTaxLiabilities100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxAssetsGross

us-gaap:DeferredTaxAssetsGross


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-312009-12-31
Value600057625407544484306898757982447320542638814246
Percentage of DeferredTaxAssetsGross100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

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
Value5037473342394029576738523010272619851204896529
Percentage of DeferredTaxAssetsOperatingLossCarryforwards100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxAssetsOperatingLossCarryforwardsDomestic us-gaap:IncomeTaxAuthority

us-gaap:DeferredTaxAssetsOperatingLossCarryforwardsDomestic

us-gaap:DomesticCountry


Deferred
Period End2020-12-31
Value3277
Percentage of DeferredTaxAssetsOperatingLossCarryforwardsDomestic100.0

us-gaap:DeferredTaxAssetsOperatingLossCarryforwardsForeign us-gaap:IncomeTaxAuthority

us-gaap:DeferredTaxAssetsOperatingLossCarryforwardsForeign

us-gaap:ForeignCountry


Deferred
Period End2020-12-31
Value1121
Percentage of DeferredTaxAssetsOperatingLossCarryforwardsForeign100.0

us-gaap:DeferredTaxAssetsOperatingLossCarryforwardsStateAndLocal us-gaap:IncomeTaxAuthority

us-gaap:DeferredTaxAssetsOperatingLossCarryforwardsStateAndLocal

us-gaap:StateAndLocalJurisdiction


Deferred
Period End2020-12-31
Value639
Percentage of DeferredTaxAssetsOperatingLossCarryforwardsStateAndLocal100.0

us-gaap:DeferredTaxAssetsOther

us-gaap:DeferredTaxAssetsOther


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
Value3253171613662165261216313332302339
Percentage of DeferredTaxAssetsOther100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxAssetsPropertyPlantAndEquipment

us-gaap:DeferredTaxAssetsPropertyPlantAndEquipment


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-31
Value552064167468349811110
Percentage of DeferredTaxAssetsPropertyPlantAndEquipment100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxAssetsTaxCreditCarryforwards

us-gaap:DeferredTaxAssetsTaxCreditCarryforwards


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-312009-12-31
Value13566134138164188193161373396244860
Percentage of DeferredTaxAssetsTaxCreditCarryforwards100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxAssetsTaxCreditCarryforwardsForeign

us-gaap:DeferredTaxAssetsTaxCreditCarryforwardsForeign


Deferred
Period End2020-12-31
Value3000000.0
Percentage of DeferredTaxAssetsTaxCreditCarryforwardsForeign100.0

us-gaap:DeferredTaxAssetsTaxCreditCarryforwardsGeneralBusiness

us-gaap:DeferredTaxAssetsTaxCreditCarryforwardsGeneralBusiness


Deferred
Period End2020-12-31
Value83
Percentage of DeferredTaxAssetsTaxCreditCarryforwardsGeneralBusiness100.0

us-gaap:DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefits

us-gaap:DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefits


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-31
Value196179232283526492449
Percentage of DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefits100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAssetRetirementObligations

us-gaap:DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAssetRetirementObligations


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
Value2522612252121077122014211516508438369484
Percentage of DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAssetRetirementObligations100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxLiabilitiesOther

us-gaap:DeferredTaxLiabilitiesOther


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
Value45457724255257269155361255213
Percentage of DeferredTaxLiabilitiesOther100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxLiabilitiesPropertyPlantAndEquipment

us-gaap:DeferredTaxLiabilitiesPropertyPlantAndEquipment


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-31
Value847131885362938103743422655815345
Percentage of DeferredTaxLiabilitiesPropertyPlantAndEquipment100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DefinedBenefitPlanAccumulatedBenefitObligation us-gaap:RetirementPlanFundingStatus

us-gaap:DefinedBenefitPlanAccumulatedBenefitObligation

us-gaap:FundedPlan


Defined
Period End2020-12-312019-12-31
Value29932580
Percentage of DefinedBenefitPlanAccumulatedBenefitObligation100.0100.0

us-gaap:UnfundedPlan


Defined
Period End2020-12-312019-12-312018-12-312017-12-31
Value228194171190
Percentage of DefinedBenefitPlanAccumulatedBenefitObligation7.67.50.00.0

us-gaap:DefinedBenefitPlanAccumulatedOtherComprehensiveIncomeBeforeTax us-gaap:RetirementPlanFundingStatus

us-gaap:DefinedBenefitPlanAccumulatedOtherComprehensiveIncomeBeforeTax

us-gaap:DefinedBenefitPostretirementHealthCoverage


Defined
Period End2020-12-312019-12-31
Value-19.0-12.0
Percentage of DefinedBenefitPlanAccumulatedOtherComprehensiveIncomeBeforeTax100.0100.0

us-gaap:FundedPlan


Defined
Period End2020-12-312019-12-31
Value900756
Percentage of DefinedBenefitPlanAccumulatedOtherComprehensiveIncomeBeforeTax-4736.8-6300.0

us-gaap:UnfundedPlan


Defined
Period End2020-12-312019-12-312018-12-312017-12-31
Value86654784
Percentage of DefinedBenefitPlanAccumulatedOtherComprehensiveIncomeBeforeTax-452.6-541.70.00.0

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us-gaap:DefinedBenefitPlanAmountsRecognizedInBalanceSheet

us-gaap:DefinedBenefitPostretirementHealthCoverage


Defined
Period End2020-12-312019-12-31
Value-65.0-75.0
Percentage of DefinedBenefitPlanAmountsRecognizedInBalanceSheet100.0100.0

us-gaap:FundedPlan


Defined
Period End2020-12-312019-12-31
Value-42.065
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us-gaap:UnfundedPlan


Defined
Period End2020-12-312019-12-312018-12-312017-12-31
Value-269.0-242.0-216.0-249.0
Percentage of DefinedBenefitPlanAmountsRecognizedInBalanceSheet413.8322.70.00.0

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us-gaap:DefinedBenefitPlanAssetsForPlanBenefitsNoncurrent

us-gaap:FundedPlan


Defined
Period End2020-12-312019-12-31
Value4571
Percentage of DefinedBenefitPlanAssetsForPlanBenefitsNoncurrent100.0100.0

us-gaap:DefinedBenefitPlanAssumptionsUsedCalculatingBenefitObligationDiscountRate us-gaap:RetirementPlanType

us-gaap:DefinedBenefitPlanAssumptionsUsedCalculatingBenefitObligationDiscountRate

us-gaap:DefinedBenefitPostretirementHealthCoverage


Defined
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-31
Value1.90.0280.0390.0320.0350.035
Percentage of DefinedBenefitPlanAssumptionsUsedCalculatingBenefitObligationDiscountRate100.0100.0100.0100.0100.0100.0

us-gaap:PensionPlansDefinedBenefit


Defined
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-31
Value2.20.0290.0390.0330.0370.041
Percentage of DefinedBenefitPlanAssumptionsUsedCalculatingBenefitObligationDiscountRate115.8103.6100.0103.1105.7117.1

us-gaap:DefinedBenefitPlanAssumptionsUsedCalculatingBenefitObligationRateOfCompensationIncrease us-gaap:RetirementPlanType

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us-gaap:PensionPlansDefinedBenefit


Defined
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-31
Value3.80.0380.0380.0450.0460.045
Percentage of DefinedBenefitPlanAssumptionsUsedCalculatingBenefitObligationRateOfCompensationIncrease100.0100.0100.0100.0100.0100.0

us-gaap:DefinedBenefitPlanBenefitObligation us-gaap:RetirementPlanFundingStatus

us-gaap:DefinedBenefitPlanBenefitObligation

us-gaap:DefinedBenefitPostretirementHealthCoverage


Defined
Period End2020-12-312019-12-312018-12-31
Value657559
Percentage of DefinedBenefitPlanBenefitObligation100.0100.0100.0

us-gaap:FundedPlan


Defined
Period End2020-12-312019-12-312018-12-31
Value308526672492
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us-gaap:UnfundedPlan


Defined
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value269242216249256
Percentage of DefinedBenefitPlanBenefitObligation413.8322.7366.10.00.0

us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsFiveFiscalYearsThereafter

us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsFiveFiscalYearsThereafter


Defined
Period End2020-12-31
Value687
Percentage of DefinedBenefitPlanExpectedFutureBenefitPaymentsFiveFiscalYearsThereafter100.0

us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsNextTwelveMonths

us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsNextTwelveMonths


Defined
Period End2020-12-31
Value151
Percentage of DefinedBenefitPlanExpectedFutureBenefitPaymentsNextTwelveMonths100.0

us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFive

us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFive


Defined
Period End2020-12-31
Value130
Percentage of DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFive100.0

us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFour

us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFour


Defined
Period End2020-12-31
Value137
Percentage of DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFour100.0

us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsYearThree

us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsYearThree


Defined
Period End2020-12-31
Value133
Percentage of DefinedBenefitPlanExpectedFutureBenefitPaymentsYearThree100.0

us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsYearTwo

us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsYearTwo


Defined
Period End2020-12-31
Value134
Percentage of DefinedBenefitPlanExpectedFutureBenefitPaymentsYearTwo100.0

us-gaap:DefinedBenefitPlanExpectedFutureEmployerContributionsCurrentFiscalYear

us-gaap:DefinedBenefitPlanExpectedFutureEmployerContributionsCurrentFiscalYear


Defined
Period End2021-06-302021-03-312020-09-30
Value10000000.04000000.02000000.0
Percentage of DefinedBenefitPlanExpectedFutureEmployerContributionsCurrentFiscalYear100.0100.0100.0

us-gaap:DefinedBenefitPlanExpectedFutureEmployerContributionsNextFiscalYear

us-gaap:DefinedBenefitPlanExpectedFutureEmployerContributionsNextFiscalYear


Defined
Period End2020-12-31
Value4000000.0
Percentage of DefinedBenefitPlanExpectedFutureEmployerContributionsNextFiscalYear100.0

us-gaap:DefinedBenefitPlanFairValueOfPlanAssets

us-gaap:DefinedBenefitPlanFairValueOfPlanAssets


Defined
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
Value304327322568273222842206225121451763149313651072
Percentage of DefinedBenefitPlanFairValueOfPlanAssets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

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us-gaap:DefinedBenefitPlanFundedStatusOfPlan

us-gaap:DefinedBenefitPostretirementHealthCoverage


Defined
Period End2020-12-312019-12-31
Value-65.0-75.0
Percentage of DefinedBenefitPlanFundedStatusOfPlan100.0100.0

us-gaap:FundedPlan


Defined
Period End2020-12-312019-12-31
Value-42.065
Percentage of DefinedBenefitPlanFundedStatusOfPlan64.6-86.7

us-gaap:UnfundedPlan


Defined
Period End2020-12-312019-12-312018-12-312017-12-31
Value-269.0-242.0-216.0-249.0
Percentage of DefinedBenefitPlanFundedStatusOfPlan413.8322.70.00.0

us-gaap:DefinedBenefitPlanHealthCareCostTrendRateAssumedNextFiscalYear us-gaap:RetirementPlanType

us-gaap:DefinedBenefitPlanHealthCareCostTrendRateAssumedNextFiscalYear

us-gaap:DefinedBenefitPostretirementHealthCoverage


Defined
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-31
Value6.00.0650.0690.0730.0770.067
Percentage of DefinedBenefitPlanHealthCareCostTrendRateAssumedNextFiscalYear100.0100.0100.0100.0100.0100.0

us-gaap:DefinedBenefitPlanUltimateHealthCareCostTrendRate1 us-gaap:RetirementPlanType

us-gaap:DefinedBenefitPlanUltimateHealthCareCostTrendRate1

us-gaap:DefinedBenefitPostretirementHealthCoverage


Defined
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-31
Value4.50.0450.0450.0450.0450.045
Percentage of DefinedBenefitPlanUltimateHealthCareCostTrendRate1100.0100.0100.0100.0100.0100.0

us-gaap:DerivativeAssetFairValueGrossAssetIncludingNotSubjectToMasterNettingArrangement

us-gaap:DerivativeAssetFairValueGrossAssetIncludingNotSubjectToMasterNettingArrangement


Derivative
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302016-12-312015-09-30
Value231586921145811041267192964846633131.01489.0130
Percentage of DerivativeAssetFairValueGrossAssetIncludingNotSubjectToMasterNettingArrangement100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DerivativeAssetFairValueGrossAssetIncludingNotSubjectToMasterNettingArrangement us-gaap:DerivativeInstrumentRisk, us-gaap:HedgingDesignation

us-gaap:InterestRateSwap, us-gaap:DesignatedAsHedgingInstrument


Derivative
Period End2021-06-302021-03-312020-12-312020-09-302019-12-31
Value4.04.05.06.01.0
Percentage of DerivativeAssetFairValueGrossAssetIncludingNotSubjectToMasterNettingArrangement17.42.57.22.80.8

us-gaap:PutOption, us-gaap:DesignatedAsHedgingInstrument


Derivative
Period End2021-06-302021-03-312020-12-312020-09-302019-12-31
Value1915464205125
Percentage of DerivativeAssetFairValueGrossAssetIncludingNotSubjectToMasterNettingArrangement82.697.592.897.299.2

us-gaap:DerivativeAssetFairValueGrossAssetIncludingNotSubjectToMasterNettingArrangement us-gaap:HedgingDesignation

us-gaap:DesignatedAsHedgingInstrument


Derivative
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302016-12-31
Value23158692114561104126709296484663310.00.01480.0
Percentage of DerivativeAssetFairValueGrossAssetIncludingNotSubjectToMasterNettingArrangement100.0100.0100.0100.099.6100.0100.098.6100.0100.0100.0100.0100.076.90.0100.00.0

us-gaap:DerivativeAssetFairValueGrossLiability

us-gaap:DerivativeAssetFairValueGrossLiability


Derivative
Period End2020-12-312020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312017-12-312015-09-30
Value130.00.00.00.00.00.00.00.025
Percentage of DerivativeAssetFairValueGrossLiability100.00.00.00.00.00.00.00.00.0100.0

us-gaap:DerivativeAssets

us-gaap:DerivativeAssets


Derivative
Period End2021-06-302021-03-312020-12-312020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302016-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-31
Value231585645811041267192964846633131.01488.01052810576632826334193157280854156991612021527
Percentage of DerivativeAssets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DerivativeAverageFloorPrice hes:DescriptionOfDerivativeActivity, us-gaap:Energy, us-gaap:DerivativeInstrumentRisk

us-gaap:DerivativeAverageFloorPrice

hes:DerivativeActivityChangedPrice, hes:WTI, us-gaap:PutOption


Derivative
Period End2020-12-31
Value45.0
Percentage of DerivativeAverageFloorPrice100.0

hes:DerivativeActivityPurchased, hes:Brent, us-gaap:PutOption


Derivative
Period End2021-03-31
Value60.0
Percentage of DerivativeAverageFloorPrice0.0

hes:DerivativeActivityPurchased, hes:WTI, us-gaap:PutOption


Derivative
Period End2021-03-31
Value55.0
Percentage of DerivativeAverageFloorPrice0.0

us-gaap:DerivativeAverageFloorPrice hes:DescriptionOfDerivativeActivity, us-gaap:Energy, us-gaap:DerivativeInstrumentRisk, us-gaap:SubsequentEventType

hes:DerivativeActivityChangedPrice, hes:WTI, us-gaap:PutOption, us-gaap:SubsequentEvent


Derivative
Period End2021-03-01
Value50.0
Percentage of DerivativeAverageFloorPrice0.0

hes:DerivativeActivityPurchased, hes:Brent, us-gaap:PutOption, us-gaap:SubsequentEvent


Derivative
Period End2021-03-01
Value55.0
Percentage of DerivativeAverageFloorPrice0.0

hes:DerivativeActivityPurchased, hes:WTI, us-gaap:PutOption, us-gaap:SubsequentEvent


Derivative
Period End2021-03-01
Value50.0
Percentage of DerivativeAverageFloorPrice0.0

us-gaap:DerivativeAverageFloorPrice us-gaap:Energy, us-gaap:DerivativeInstrumentRisk

hes:Brent, us-gaap:CommodityOption


Derivative
Period End2020-09-30
Value60.0
Percentage of DerivativeAverageFloorPrice0.0

hes:Brent, us-gaap:PutOption


Derivative
Period End2021-06-30
Value60.0
Percentage of DerivativeAverageFloorPrice0.0

hes:WTI, us-gaap:CommodityOption


Derivative
Period End2020-09-30
Value55.0
Percentage of DerivativeAverageFloorPrice0.0

hes:WTI, us-gaap:PutOption


Derivative
Period End2021-06-302020-12-31
Value55.045.0
Percentage of DerivativeAverageFloorPrice0.0100.0

us-gaap:DerivativeAverageFloorPrice us-gaap:Energy, us-gaap:DerivativeInstrumentRisk, us-gaap:SubsequentEventType

hes:Brent, us-gaap:PutOption, us-gaap:SubsequentEvent


Derivative
Period End2021-03-01
Value55.0
Percentage of DerivativeAverageFloorPrice0.0

hes:WTI, us-gaap:PutOption, us-gaap:SubsequentEvent


Derivative
Period End2021-03-01
Value50.0
Percentage of DerivativeAverageFloorPrice0.0

us-gaap:DerivativeLiabilities

us-gaap:DerivativeLiabilities


Derivative
Period End2021-03-312020-12-312020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302016-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-31
Value2.0420.02.01.00.00.01.02.013364.0133.00.03.09.04.0-844.025836642392958053357356796514822008
Percentage of DerivativeLiabilities100.0100.00.0100.0100.00.00.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DerivativeLiabilityFairValueGrossAsset

us-gaap:DerivativeLiabilityFairValueGrossAsset


Derivative
Period End2020-12-312020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312017-12-312015-09-30
Value130.00.00.00.00.00.00.00.025
Percentage of DerivativeLiabilityFairValueGrossAsset100.00.00.00.00.00.00.00.00.0100.0

us-gaap:DerivativeLiabilityFairValueGrossLiabilityIncludingNotSubjectToMasterNettingArrangement

us-gaap:DerivativeLiabilityFairValueGrossLiabilityIncludingNotSubjectToMasterNettingArrangement


Derivative
Period End2021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302016-12-312015-09-30
Value2.055290.02.01.00.00.01.02.013364.0133.01.028
Percentage of DerivativeLiabilityFairValueGrossLiabilityIncludingNotSubjectToMasterNettingArrangement100.0100.0100.00.0100.0100.00.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DerivativeLiabilityFairValueGrossLiabilityIncludingNotSubjectToMasterNettingArrangement us-gaap:DerivativeInstrumentRisk, us-gaap:HedgingDesignation

us-gaap:ForeignExchangeContract, us-gaap:Nondesignated


Derivative
Period End2021-03-312020-12-312020-03-312019-12-312019-09-302017-12-312017-09-302016-12-31
Value2.01.02.01.00.00.00.01.0
Percentage of DerivativeLiabilityFairValueGrossLiabilityIncludingNotSubjectToMasterNettingArrangement100.01.8100.0100.00.00.00.0100.0

us-gaap:Swap, us-gaap:DesignatedAsHedgingInstrument


Derivative
Period End2020-12-312020-09-30
Value5429
Percentage of DerivativeLiabilityFairValueGrossLiabilityIncludingNotSubjectToMasterNettingArrangement98.2100.0

us-gaap:DerivativeLiabilityFairValueGrossLiabilityIncludingNotSubjectToMasterNettingArrangement us-gaap:Energy, us-gaap:DerivativeInstrumentRisk, us-gaap:HedgingDesignation

hes:Brent, us-gaap:Swap, us-gaap:DesignatedAsHedgingInstrument


Derivative
Period End2020-12-312020-09-30
Value5429
Percentage of DerivativeLiabilityFairValueGrossLiabilityIncludingNotSubjectToMasterNettingArrangement98.2100.0

us-gaap:DerivativeLiabilityFairValueGrossLiabilityIncludingNotSubjectToMasterNettingArrangement us-gaap:HedgingDesignation

us-gaap:DesignatedAsHedgingInstrument


Derivative
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302016-12-31
Value54290.00.00.00.00.01.02.013364.0113.00.0
Percentage of DerivativeLiabilityFairValueGrossLiabilityIncludingNotSubjectToMasterNettingArrangement98.2100.00.00.00.00.00.0100.0100.0100.0100.0100.084.6100.00.0

us-gaap:Nondesignated


Derivative
Period End2021-03-312020-12-312020-06-302020-03-312019-12-312019-09-302017-12-312017-09-302016-12-31
Value2.01.00.02.01.00.02.00.01.0
Percentage of DerivativeLiabilityFairValueGrossLiabilityIncludingNotSubjectToMasterNettingArrangement100.01.80.0100.0100.00.015.40.0100.0

us-gaap:DerivativeNonmonetaryNotionalAmount hes:DescriptionOfDerivativeActivity, us-gaap:Energy, us-gaap:DerivativeInstrumentRisk

us-gaap:DerivativeNonmonetaryNotionalAmount

hes:DerivativeActivityPurchased, hes:Brent, us-gaap:PutOption


Derivative
Period End2021-03-31
Value0.03
Percentage of DerivativeNonmonetaryNotionalAmount100.0

hes:DerivativeActivityPurchased, hes:WTI, us-gaap:PutOption


Derivative
Period End2021-03-31
Value0.12
Percentage of DerivativeNonmonetaryNotionalAmount400.0

us-gaap:DerivativeNonmonetaryNotionalAmount hes:DescriptionOfDerivativeActivity, us-gaap:Energy, us-gaap:DerivativeInstrumentRisk, us-gaap:SubsequentEventType

hes:DerivativeActivityChangedPrice, hes:WTI, us-gaap:PutOption, us-gaap:SubsequentEvent


Derivative
Period End2021-03-01
Value0.075
Percentage of DerivativeNonmonetaryNotionalAmount0.0

hes:DerivativeActivityPurchased, hes:Brent, us-gaap:PutOption, us-gaap:SubsequentEvent


Derivative
Period End2021-03-01
Value0.03
Percentage of DerivativeNonmonetaryNotionalAmount0.0

hes:DerivativeActivityPurchased, hes:WTI, us-gaap:PutOption, us-gaap:SubsequentEvent


Derivative
Period End2021-03-01
Value0.045
Percentage of DerivativeNonmonetaryNotionalAmount0.0

us-gaap:DerivativeNonmonetaryNotionalAmount us-gaap:DerivativeInstrumentRisk

us-gaap:CommodityContract


Derivative
Period End2020-12-312020-03-312019-12-312018-12-31
Value27415434
Percentage of DerivativeNonmonetaryNotionalAmount0.00.00.00.0

us-gaap:CommodityOption


Derivative
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302019-12-31
Value274127132754
Percentage of DerivativeNonmonetaryNotionalAmount0.0137666.70.00.00.00.0

us-gaap:DerivativeNonmonetaryNotionalAmount us-gaap:Energy, us-gaap:DerivativeInstrumentRisk

hes:Brent, us-gaap:CommodityOption


Derivative
Period End2020-09-30
Value0.02
Percentage of DerivativeNonmonetaryNotionalAmount0.0

hes:Brent, us-gaap:PutOption


Derivative
Period End2021-06-30
Value0.03
Percentage of DerivativeNonmonetaryNotionalAmount0.0

hes:WTI, us-gaap:CommodityOption


Derivative
Period End2020-09-30
Value0.13
Percentage of DerivativeNonmonetaryNotionalAmount0.0

hes:WTI, us-gaap:PutOption


Derivative
Period End2021-06-302020-12-31
Value0.120.075
Percentage of DerivativeNonmonetaryNotionalAmount0.00.0

us-gaap:DerivativeNonmonetaryNotionalAmount us-gaap:Energy, us-gaap:DerivativeInstrumentRisk, us-gaap:SubsequentEventType

hes:Brent, us-gaap:PutOption, us-gaap:SubsequentEvent


Derivative
Period End2021-03-01
Value0.03
Percentage of DerivativeNonmonetaryNotionalAmount0.0

hes:WTI, us-gaap:PutOption, us-gaap:SubsequentEvent


Derivative
Period End2021-03-01
Value0.12
Percentage of DerivativeNonmonetaryNotionalAmount0.0

us-gaap:EmployeeRelatedLiabilitiesCurrent

us-gaap:EmployeeRelatedLiabilitiesCurrent


Employee
Period End2021-06-302021-03-312020-12-312019-12-31
Value7693117166
Percentage of EmployeeRelatedLiabilitiesCurrent100.0100.0100.0100.0

us-gaap:EnvironmentalExitCostsCostsAccruedToDate

us-gaap:EnvironmentalExitCostsCostsAccruedToDate


Environmental
Period End2020-12-31
Value65
Percentage of EnvironmentalExitCostsCostsAccruedToDate100.0

us-gaap:EquityMethodInvestments us-gaap:ConsolidatedEntities, us-gaap:Ownership, us-gaap:EquityMethodInvestmentNonconsolidatedInvestee

us-gaap:EquityMethodInvestments

us-gaap:VariableInterestEntityPrimaryBeneficiary, hes:HessMidstreamLP, us-gaap:EquityMethodInvestee


Equity
Period End2021-06-302020-12-31
Value102108
Percentage of EquityMethodInvestments100.0100.0

us-gaap:EquityMethodInvestments us-gaap:Ownership, us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName

hes:HessMidstreamLP, hes:LittleMissouriFour


Equity
Period End2021-03-312020-12-312019-12-31
Value104108108
Percentage of EquityMethodInvestments0.0100.00.0

us-gaap:FinanceLeaseLiability

us-gaap:FinanceLeaseLiability


Finance
Period End2020-12-312019-12-312019-09-302019-06-302019-03-31
Value238255258262286
Percentage of FinanceLeaseLiability100.0100.0100.0100.0100.0

us-gaap:FinanceLeaseLiabilityCurrent

us-gaap:FinanceLeaseLiabilityCurrent


Finance
Period End2020-12-312019-12-31
Value1817
Percentage of FinanceLeaseLiabilityCurrent100.0100.0

us-gaap:FinanceLeaseLiabilityNoncurrent

us-gaap:FinanceLeaseLiabilityNoncurrent


Finance
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value2102152202242292332382422462500.0
Percentage of FinanceLeaseLiabilityNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0

us-gaap:FinanceLeaseLiabilityPaymentsDue

us-gaap:FinanceLeaseLiabilityPaymentsDue


Finance
Period End2020-12-31
Value356
Percentage of FinanceLeaseLiabilityPaymentsDue100.0

us-gaap:FinanceLeaseLiabilityPaymentsDueAfterYearFive

us-gaap:FinanceLeaseLiabilityPaymentsDueAfterYearFive


Finance
Period End2020-12-31
Value176
Percentage of FinanceLeaseLiabilityPaymentsDueAfterYearFive100.0

us-gaap:FinanceLeaseLiabilityPaymentsDueNextTwelveMonths

us-gaap:FinanceLeaseLiabilityPaymentsDueNextTwelveMonths


Finance
Period End2020-12-31
Value36
Percentage of FinanceLeaseLiabilityPaymentsDueNextTwelveMonths100.0

us-gaap:FinanceLeaseLiabilityPaymentsDueYearFive

us-gaap:FinanceLeaseLiabilityPaymentsDueYearFive


Finance
Period End2020-12-31
Value36
Percentage of FinanceLeaseLiabilityPaymentsDueYearFive100.0

us-gaap:FinanceLeaseLiabilityPaymentsDueYearFour

us-gaap:FinanceLeaseLiabilityPaymentsDueYearFour


Finance
Period End2020-12-31
Value36
Percentage of FinanceLeaseLiabilityPaymentsDueYearFour100.0

us-gaap:FinanceLeaseLiabilityPaymentsDueYearThree

us-gaap:FinanceLeaseLiabilityPaymentsDueYearThree


Finance
Period End2020-12-31
Value36
Percentage of FinanceLeaseLiabilityPaymentsDueYearThree100.0

us-gaap:FinanceLeaseLiabilityPaymentsDueYearTwo

us-gaap:FinanceLeaseLiabilityPaymentsDueYearTwo


Finance
Period End2020-12-31
Value36
Percentage of FinanceLeaseLiabilityPaymentsDueYearTwo100.0

us-gaap:FinanceLeaseLiabilityUndiscountedExcessAmount

us-gaap:FinanceLeaseLiabilityUndiscountedExcessAmount


Finance
Period End2020-12-31
Value118
Percentage of FinanceLeaseLiabilityUndiscountedExcessAmount100.0

us-gaap:FinanceLeaseRightOfUseAsset

us-gaap:FinanceLeaseRightOfUseAsset


Finance
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value1551611681751821872993083223320.0
Percentage of FinanceLeaseRightOfUseAsset100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0

us-gaap:FinanceLeaseRightOfUseAssetAccumulatedAmortization

us-gaap:FinanceLeaseRightOfUseAssetAccumulatedAmortization


Finance
Period End2020-12-312019-12-31
Value4482
Percentage of FinanceLeaseRightOfUseAssetAccumulatedAmortization100.0100.0

us-gaap:FinanceLeaseRightOfUseAssetBeforeAccumulatedAmortization

us-gaap:FinanceLeaseRightOfUseAssetBeforeAccumulatedAmortization


Finance
Period End2020-12-312019-12-31
Value212381
Percentage of FinanceLeaseRightOfUseAssetBeforeAccumulatedAmortization100.0100.0

us-gaap:IncomeTaxExaminationPenaltiesAndInterestAccrued

us-gaap:IncomeTaxExaminationPenaltiesAndInterestAccrued


Income
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
Value6.07.03.0232974625260421617
Percentage of IncomeTaxExaminationPenaltiesAndInterestAccrued100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:InterestPayableCurrent

us-gaap:InterestPayableCurrent


Interest
Period End2021-06-302021-03-312020-12-312019-12-31
Value12696126126
Percentage of InterestPayableCurrent100.0100.0100.0100.0

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths


Lessee
Period End2020-12-31
Value83
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths100.0

us-gaap:LettersOfCreditOutstandingAmount

us-gaap:LettersOfCreditOutstandingAmount


Letters
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-31
Value269272284246273254
Percentage of LettersOfCreditOutstandingAmount100.0100.0100.0100.0100.0100.0100.0

us-gaap:LettersOfCreditOutstandingAmount us-gaap:CreditFacility

hes:CommittedLines


Letters
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value545429291.0
Percentage of LettersOfCreditOutstandingAmount20.119.910.211.83.7

hes:UncommittedLines


Letters
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value215218255217187
Percentage of LettersOfCreditOutstandingAmount79.980.189.888.2692.6

us-gaap:LineOfCredit

us-gaap:LineOfCredit


Line
Period End2020-09-30
Value1000
Percentage of LineOfCredit100.0

us-gaap:LineOfCreditFacilityMaximumBorrowingCapacity us-gaap:CreditFacility

us-gaap:LineOfCreditFacilityMaximumBorrowingCapacity

hes:TermLoanAgreement


Line
Period End2020-12-31
Value1000
Percentage of LineOfCreditFacilityMaximumBorrowingCapacity100.0

us-gaap:LineOfCreditFacilityMaximumBorrowingCapacity us-gaap:CreditFacility, us-gaap:LimitedPartnersCapitalAccountByClass

us-gaap:RevolvingCreditFacility, hes:HessMidstreamOperationsLP


Line
Period End2020-12-312019-12-31
Value18432
Percentage of LineOfCreditFacilityMaximumBorrowingCapacity18.40.0

us-gaap:LineOfCreditFacilityMaximumBorrowingCapacity us-gaap:CreditFacility, us-gaap:SubsequentEventType

hes:HessCorpRevolvingCreditFacility, us-gaap:SubsequentEvent


Line
Period End2021-04-13
Value3500
Percentage of LineOfCreditFacilityMaximumBorrowingCapacity0.0

us-gaap:LoansPayableToBank us-gaap:StatementBusinessSegments

us-gaap:LoansPayableToBank

hes:Midstream


Loans
Period End2020-12-312019-12-31
Value395394
Percentage of LoansPayableToBank100.0100.0

us-gaap:CorporateAndOther


Loans
Period End2020-12-31
Value988
Percentage of LoansPayableToBank250.1

us-gaap:LoansPayableToBank us-gaap:SubsequentEventType

us-gaap:SubsequentEvent


Loans
Period End2021-07-27
Value1000
Percentage of LoansPayableToBank0.0

us-gaap:LongTermDebtFairValue

us-gaap:LongTermDebtFairValue


Long
Period End2021-06-302021-03-312020-09-302017-12-312016-12-312015-12-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-31
Value9749938190067718754865157003730772546734664166066692690988878737872581447317
Percentage of LongTermDebtFairValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:LongTermDebtFairValue us-gaap:FairValueByFairValueHierarchyLevel

us-gaap:FairValueInputsLevel2


Long
Period End2020-12-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-31
Value96477003730772546734664166066692690988878737872581447317
Percentage of LongTermDebtFairValue0.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalAfterYearFive

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalAfterYearFive


Long
Period End2020-12-312019-12-312018-12-312017-12-31
Value6488648863476164
Percentage of LongTermDebtMaturitiesRepaymentsOfPrincipalAfterYearFive100.0100.0100.0100.0

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalAfterYearFive us-gaap:StatementBusinessSegments

hes:Midstream


Long
Period End2020-12-312019-12-312018-12-312017-12-31
Value13501350787785
Percentage of LongTermDebtMaturitiesRepaymentsOfPrincipalAfterYearFive20.820.812.412.7

us-gaap:CorporateAndOther


Long
Period End2020-12-31
Value5138
Percentage of LongTermDebtMaturitiesRepaymentsOfPrincipalAfterYearFive79.2

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths


Long
Period End2020-12-312019-12-312018-12-312017-12-31
Value10.00.067580
Percentage of LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths100.00.0100.0100.0

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths us-gaap:StatementBusinessSegments

hes:Midstream


Long
Period End2020-12-312019-12-312018-12-312017-12-31
Value10.00.0112.0
Percentage of LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths100.00.016.40.3

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour


Long
Period End2020-12-312019-12-312018-12-312017-12-31
Value8243017116
Percentage of LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour100.0100.0100.0100.0

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour us-gaap:StatementBusinessSegments

hes:Midstream


Long
Period End2020-12-312019-12-312018-12-312017-12-31
Value5243015216
Percentage of LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour63.6100.088.9100.0

us-gaap:CorporateAndOther


Long
Period End2020-12-31
Value300
Percentage of LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour36.4

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree


Long
Period End2020-12-312019-12-312018-12-312017-12-31
Value1030203415
Percentage of LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree100.0100.0100.0100.0

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree us-gaap:StatementBusinessSegments

hes:Midstream


Long
Period End2020-12-312019-12-312018-12-312017-12-31
Value30201615
Percentage of LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree2.9100.047.1100.0

us-gaap:CorporateAndOther


Long
Period End2020-12-31
Value1000
Percentage of LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree97.1

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo


Long
Period End2020-12-312019-12-312018-12-312017-12-31
Value2010.03251
Percentage of LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo100.0100.0100.0100.0

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo us-gaap:StatementBusinessSegments

hes:Midstream


Long
Period End2020-12-312019-12-312018-12-312017-12-31
Value2010.01511
Percentage of LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo100.0100.046.921.6

us-gaap:LossContingencyAccrualAtCarryingValue

us-gaap:LossContingencyAccrualAtCarryingValue


Loss
Period End2021-06-30
Value147
Percentage of LossContingencyAccrualAtCarryingValue100.0

us-gaap:OperatingLeaseWeightedAverageDiscountRatePercent

us-gaap:OperatingLeaseWeightedAverageDiscountRatePercent


Operating
Period End2020-12-312019-12-31
Value4.04.3
Percentage of OperatingLeaseWeightedAverageDiscountRatePercent100.0100.0

us-gaap:PensionAndOtherPostretirementDefinedBenefitPlansCurrentLiabilities us-gaap:RetirementPlanFundingStatus

us-gaap:PensionAndOtherPostretirementDefinedBenefitPlansCurrentLiabilities

us-gaap:DefinedBenefitPostretirementHealthCoverage


Pension
Period End2020-12-312019-12-31
Value7.08.0
Percentage of PensionAndOtherPostretirementDefinedBenefitPlansCurrentLiabilities100.0100.0

us-gaap:UnfundedPlan


Pension
Period End2020-12-312019-12-312018-12-312017-12-31
Value49323018
Percentage of PensionAndOtherPostretirementDefinedBenefitPlansCurrentLiabilities700.0400.00.00.0

us-gaap:ProvedOilAndGasPropertySuccessfulEffortMethod us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

us-gaap:ProvedOilAndGasPropertySuccessfulEffortMethod

us-gaap:OperatingSegments, hes:ExplorationAndProduction


Proved
Period End2020-12-312019-12-31
Value29303304
Percentage of ProvedOilAndGasPropertySuccessfulEffortMethod100.0100.0

us-gaap:RestructuringAndRelatedCostExpectedCostRemaining1 us-gaap:RestructuringCostAndReserve

us-gaap:RestructuringAndRelatedCostExpectedCostRemaining1

us-gaap:EmployeeSeverance


Restructuring
Period End2020-09-30
Value16
Percentage of RestructuringAndRelatedCostExpectedCostRemaining1100.0

us-gaap:SeniorNotes us-gaap:DebtInstrument, us-gaap:StatementBusinessSegments

us-gaap:SeniorNotes

hes:NotesFivePointOnePercentageDueTwoThousandTwentyEight, hes:Midstream


Senior
Period End2020-12-312019-12-31
Value542540
Percentage of SeniorNotes100.0100.0

hes:NotesFivePointSixPercentageDueTwoThousandFortyOne, us-gaap:CorporateAndOther


Senior
Period End2020-12-312019-12-31
Value12361235
Percentage of SeniorNotes228.0228.7

hes:NotesFivePointSixPercentageDueTwoThousandTwentySix, hes:Midstream


Senior
Period End2020-12-312019-12-31
Value789787
Percentage of SeniorNotes145.6145.7

hes:NotesFourPointThreePercentageDueTwoThousandTwentySeven, us-gaap:CorporateAndOther


Senior
Period End2020-12-312019-12-31
Value994992
Percentage of SeniorNotes183.4183.7

hes:NotesSevenPointNinePercentageDueTwoThousandTwentyNine, us-gaap:CorporateAndOther


Senior
Period End2020-12-312019-12-31
Value464463
Percentage of SeniorNotes85.685.7

hes:ThreePointFivePercentageDueTwoThousandTwentyFour, us-gaap:CorporateAndOther


Senior
Period End2020-12-312019-12-31
Value299298
Percentage of SeniorNotes55.255.2

us-gaap:SeniorNotes us-gaap:StatementBusinessSegments

us-gaap:CorporateAndOther


Senior
Period End2020-12-312019-12-31
Value53935388
Percentage of SeniorNotes995.0997.8

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber us-gaap:AwardType

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber

us-gaap:PerformanceShares


Share
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-31
Value806000.0929000.01063000.01146000.01015000.0820000.0800000.0635000.0414000.0
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:RestrictedStock


Share
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-31
Value1917000.02014000.02881000.03202000.03101000.02820000.02901000.02865000.02904000.02447000.0
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber237.8216.8271.0279.4305.5343.9362.6451.2701.40.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue us-gaap:AwardType

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue

us-gaap:PerformanceShares


Share
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-31
Value62.3659.5753.9858.7869.6889.4389.9189.4564.14
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:RestrictedStock


Share
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-31
Value51.9453.6148.754.0461.9375.3271.5869.3666.8965.38
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue83.390.090.291.988.984.279.677.5104.30.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant


Share
Period End2020-12-31
Value13
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant100.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber


Share
Period End2020-12-31
Value3200000.0
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber100.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue


Share
Period End2020-12-31
Value9300000.0
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue100.0

us-gaap:SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1

us-gaap:SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1


Sharebased
Period End2020-12-31
Value6300000.0
Percentage of SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1100.0

us-gaap:StockRepurchaseProgramRemainingAuthorizedRepurchaseAmount1

us-gaap:StockRepurchaseProgramRemainingAuthorizedRepurchaseAmount1


Stock
Period End2020-12-312018-06-302018-03-31
Value6505001500
Percentage of StockRepurchaseProgramRemainingAuthorizedRepurchaseAmount1100.0100.0100.0

us-gaap:UnprovedOilAndGasPropertySuccessfulEffortMethod us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

us-gaap:UnprovedOilAndGasPropertySuccessfulEffortMethod

us-gaap:OperatingSegments, hes:ExplorationAndProduction


Unproved
Period End2020-12-312019-12-31
Value164168
Percentage of UnprovedOilAndGasPropertySuccessfulEffortMethod100.0100.0

us-gaap:UnrecognizedTaxBenefitsThatWouldImpactEffectiveTaxRate

us-gaap:UnrecognizedTaxBenefitsThatWouldImpactEffectiveTaxRate


Unrecognized
Period End2020-12-312017-12-312016-12-31
Value1630233
Percentage of UnrecognizedTaxBenefitsThatWouldImpactEffectiveTaxRate100.0100.0100.0

us-gaap:UnrecordedUnconditionalPurchaseObligationBalanceOnFirstAnniversary us-gaap:LongTermPurchaseCommitmentByCategoryOfItemPurchased

us-gaap:UnrecordedUnconditionalPurchaseObligationBalanceOnFirstAnniversary

hes:ContractualObligationsRelatedToOperatingExpenses


Unrecorded
Period End2020-12-312019-12-312018-12-312016-12-31
Value167158219393
Percentage of UnrecordedUnconditionalPurchaseObligationBalanceOnFirstAnniversary100.0100.0100.0100.0

hes:TransportationAndRelatedContracts


Unrecorded
Period End2020-12-312019-12-312018-12-312016-12-312015-12-31
Value310231212182121
Percentage of UnrecordedUnconditionalPurchaseObligationBalanceOnFirstAnniversary185.6146.296.846.30.0

us-gaap:CapitalAdditions


Unrecorded
Period End2020-12-312019-12-312018-12-312016-12-312015-12-31
Value8689134436321503
Percentage of UnrecordedUnconditionalPurchaseObligationBalanceOnFirstAnniversary519.8577.8202.3160.80.0

us-gaap:UnrecordedUnconditionalPurchaseObligationBalanceSheetAmount us-gaap:LongTermPurchaseCommitmentByCategoryOfItemPurchased

us-gaap:UnrecordedUnconditionalPurchaseObligationBalanceSheetAmount

hes:ContractualObligationsRelatedToOperatingExpenses


Unrecorded
Period End2020-12-312019-12-312018-12-312016-12-31
Value236190433497
Percentage of UnrecordedUnconditionalPurchaseObligationBalanceSheetAmount100.0100.0100.0100.0

hes:TransportationAndRelatedContracts


Unrecorded
Period End2020-12-312019-12-312018-12-312016-12-312015-12-31
Value28671009105015601598
Percentage of UnrecordedUnconditionalPurchaseObligationBalanceSheetAmount1214.8531.1242.5313.90.0

us-gaap:CapitalAdditions


Unrecorded
Period End2020-12-312019-12-312018-12-312016-12-312015-12-31
Value2837174310697081750
Percentage of UnrecordedUnconditionalPurchaseObligationBalanceSheetAmount1202.1917.4246.9142.50.0

us-gaap:UnrecordedUnconditionalPurchaseObligationDueAfterFiveYears us-gaap:LongTermPurchaseCommitmentByCategoryOfItemPurchased

us-gaap:UnrecordedUnconditionalPurchaseObligationDueAfterFiveYears

hes:ContractualObligationsRelatedToOperatingExpenses


Unrecorded
Period End2020-12-312019-12-312018-12-312016-12-31
Value1.03.05410.0
Percentage of UnrecordedUnconditionalPurchaseObligationDueAfterFiveYears100.0100.0100.0100.0

hes:TransportationAndRelatedContracts


Unrecorded
Period End2020-12-312019-12-312018-12-312016-12-312015-12-31
Value1308108101488591
Percentage of UnrecordedUnconditionalPurchaseObligationDueAfterFiveYears130800.03600.0187.04880.00.0

us-gaap:UnsecuredDebtCurrent us-gaap:BalanceSheetLocation

us-gaap:UnsecuredDebtCurrent

hes:LongTermDebtCurrentMaturities


Unsecured
Period End2021-06-30
Value500
Percentage of UnsecuredDebtCurrent100.0

Line plots across dimensions of each concept


us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount
us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecurities
(None,)
Antidilutive Securities Excluded From Computation Of Earnings Per Share Amountus-gaap: Antidilutive Securities Excluded From Computation Of Earnings Per Share By Antidilutive Securities
TTM Greenblatt ROC
_
(None,)
T T M  Greenblatt  R O C_
us-gaap:IncomeTaxExpenseBenefit
us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments
('us-gaap:OperatingSegments', None)