KMI


Line plots across dimensions of each concept
Tables

Table of contents



us-gaap:CommonStockValue
us-gaap:StatementEquityComponents
us-gaap:SharesOutstanding

us-gaap:CommonStockSharesIssued

us-gaap:CommonStockSharesOutstanding

us-gaap:WeightedAverageNumberOfSharesOutstandingBasic

us-gaap:EarningsPerShareBasic

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

us-gaap:Revenues
us-gaap:ConsolidationItems
us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments
us-gaap:ProductOrService
us-gaap:StatementBusinessSegments

us-gaap:CostOfGoodsAndServicesSold

us-gaap:OperatingCostsAndExpenses

us-gaap:CostsAndExpenses

us-gaap:GeneralAndAdministrativeExpense
us-gaap:ConsolidationItems

us-gaap:OperatingIncomeLoss

us-gaap:OtherNonoperatingIncomeExpense

us-gaap:OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax

us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest

us-gaap:NonoperatingIncomeExpense

us-gaap:IncomeTaxExpenseBenefit
us-gaap:ConsolidationItems

us-gaap:IncomeTaxesPaidNet

us-gaap:ProfitLoss
us-gaap:StatementEquityComponents

us-gaap:ComprehensiveIncomeNetOfTax

us-gaap:ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest

us-gaap:ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest

us-gaap:NetIncomeLoss

us-gaap:NetIncomeLossAvailableToCommonStockholdersBasic
us-gaap:StatementClassOfStock

us-gaap:NetIncomeLossAttributableToNoncontrollingInterest

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

us-gaap:Liabilities

us-gaap:LiabilitiesAndStockholdersEquity

us-gaap:StockholdersEquity

us-gaap:AssetsCurrent

us-gaap:CashAndCashEquivalentsAtCarryingValue

us-gaap:AccountsReceivableNetCurrent

us-gaap:InventoryNet

us-gaap:OtherAssetsCurrent

us-gaap:PropertyPlantAndEquipmentNet

us-gaap:LongTermInvestments

us-gaap:Goodwill

us-gaap:IntangibleAssetsNetExcludingGoodwill

us-gaap:OtherAssetsNoncurrent

us-gaap:LiabilitiesCurrent

us-gaap:DebtCurrent
us-gaap:CreditFacility
us-gaap:DebtInstrument
us-gaap:DebtInstrument, dei:LegalEntity
us-gaap:ShortTermDebtType

us-gaap:AccountsPayableCurrent

us-gaap:OtherAccruedLiabilitiesCurrent

us-gaap:TaxesPayableCurrent

us-gaap:LiabilitiesNoncurrent

us-gaap:LongTermDebtNoncurrent

us-gaap:MinorityInterest

us-gaap:StockholdersEquity

us-gaap:CommonStockValue

us-gaap:RetainedEarningsAccumulatedDeficit

us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax

us-gaap:NetCashProvidedByUsedInOperatingActivities

us-gaap:NetCashProvidedByUsedInInvestingActivities

us-gaap:NetCashProvidedByUsedInFinancingActivities

us-gaap:NetCashProvidedByUsedInOperatingActivities

us-gaap:NetIncomeLoss

us-gaap:ProfitLoss
us-gaap:StatementEquityComponents

us-gaap:DepreciationDepletionAndAmortization
us-gaap:ConsolidationItems

us-gaap:IncreaseDecreaseInInventories

us-gaap:NetCashProvidedByUsedInInvestingActivities

us-gaap:PaymentsToAcquirePropertyPlantAndEquipment

us-gaap:NetCashProvidedByUsedInFinancingActivities

us-gaap:PaymentsForRepurchaseOfCommonStock

us-gaap:EffectiveIncomeTaxRateContinuingOperations

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents

kmi:Amortizationofexcesscostofequityinvestments
us-gaap:ConsolidationItems

kmi:ContributionFromRedeemableNoncontrollingIntAndNoncontrollingInt

kmi:DistributionsToRedeemableNoncontrollingInterests

kmi:Gainlossondivestituresandimpairmentsofequityinvestmentsandlonglivedassets

kmi:MinorityInterestIncreaseFromContributionsFromNoncontrollingInterest
us-gaap:StatementEquityComponents
us-gaap:EnvironmentalRemediationSite, us-gaap:RegulatoryAgency, dei:LegalEntity
kmi:NumberofLiquidTerminals
us-gaap:ConsolidationItems
kmi:SegmentEarningsBeforeDepreciationDepletionAndAmortization
us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

us-gaap:AdjustmentsToAdditionalPaidInCapitalShareBasedCompensationRestrictedStockUnitsRequisiteServicePeriodRecognition
us-gaap:StatementEquityComponents
us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecurities
us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount
us-gaap:StatementEquityComponents
us-gaap:AociIncludingPortionAttributableToNoncontrollingInterestPeriodIncreaseDecrease
us-gaap:PropertyPlantAndEquipmentByType, us-gaap:StatementBusinessSegments
us-gaap:AssetImpairmentCharges
us-gaap:StatementBusinessSegments

us-gaap:CapitalExpendituresIncurredButNotYetPaid

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect

us-gaap:CommonStockDividendsPerShareCashPaid

us-gaap:CommonStockDividendsPerShareDeclared
us-gaap:SubsequentEventType

us-gaap:DeferredIncomeTaxExpenseBenefit
us-gaap:DerivativeInstrumentRisk, us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship, us-gaap:HedgingDesignation, us-gaap:IncomeStatementLocation
us-gaap:DerivativeGainLossOnDerivativeNet
us-gaap:IncomeStatementLocation
us-gaap:DerivativeInstrumentRisk
us-gaap:DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsGainLossNet
us-gaap:DerivativeInstrumentRisk, us-gaap:IncomeStatementLocation
us-gaap:Energy, us-gaap:DerivativeInstrumentRisk, us-gaap:HedgingDesignation, us-gaap:Position
us-gaap:DerivativeNonmonetaryNotionalAmountVolume

us-gaap:DividendsCommonStockCash
us-gaap:StatementEquityComponents

us-gaap:EarningsPerShareBasicAndDiluted

us-gaap:EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents

us-gaap:EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate
us-gaap:LitigationCase, us-gaap:EnvironmentalRemediationContingency, us-gaap:LitigationStatus
us-gaap:EnvironmentalRemediationExpense

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

us-gaap:GainLossOnSalesOfAssetsAndAssetImpairmentCharges
us-gaap:IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperations, us-gaap:StatementBusinessSegments
us-gaap:StatementBusinessSegments
us-gaap:ReportingUnit
us-gaap:GoodwillImpairmentLoss

us-gaap:IncomeLossFromEquityMethodInvestments

us-gaap:IncreaseDecreaseInAccountsPayable

us-gaap:IncreaseDecreaseInAccountsReceivable

us-gaap:IncreaseDecreaseInAccruedTaxesPayable

us-gaap:IncreaseDecreaseInInterestPayableNet

us-gaap:IncreaseDecreaseInOtherCurrentAssets

us-gaap:IncreaseDecreaseInOtherCurrentLiabilities

us-gaap:InterestIncomeExpenseNet
us-gaap:ConsolidationItems

us-gaap:InterestPaidNet
us-gaap:ContingentConsiderationByType, us-gaap:LitigationStatus, us-gaap:LossContingenciesByNatureOfContingency, us-gaap:RegulatoryAgency, dei:LegalEntity
us-gaap:LossContingencyDamagesSoughtValue
us-gaap:LitigationStatus, dei:LegalEntity
us-gaap:LitigationCase, us-gaap:EnvironmentalRemediationContingency, us-gaap:LitigationStatus
us-gaap:LossContingencyNumberOfDefendants

us-gaap:MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders
us-gaap:StatementEquityComponents
us-gaap:StatementEquityComponents
us-gaap:OciBeforeReclassificationsNetOfTaxAttributableToParent

us-gaap:OperatingLeaseLeaseIncome

us-gaap:OtherComprehensiveIncomeLossDerivativeExcludedComponentIncreaseDecreaseAdjustmentsAfterTax
us-gaap:DerivativeInstrumentRisk, us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship, us-gaap:HedgingDesignation, us-gaap:IncomeStatementLocation
us-gaap:OtherComprehensiveIncomeLossDerivativeExcludedComponentIncreaseDecreaseAdjustmentsBeforeTax
us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship, us-gaap:HedgingDesignation

us-gaap:OtherComprehensiveIncomeLossDerivativeExcludedComponentIncreaseDecreaseAdjustmentsTax

us-gaap:OtherComprehensiveIncomeLossDerivativeExcludedComponentIncreaseDecreaseBeforeAdjustmentsAfterTax
us-gaap:DerivativeInstrumentRisk, us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship
us-gaap:OtherComprehensiveIncomeLossDerivativeExcludedComponentIncreaseDecreaseBeforeAdjustmentsAndTax
us-gaap:DerivativeInstrumentRisk, us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship, us-gaap:HedgingDesignation
us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship
us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship, us-gaap:HedgingDesignation

us-gaap:OtherComprehensiveIncomeLossDerivativeExcludedComponentIncreaseDecreaseBeforeAdjustmentsTax

us-gaap:OtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentTax

us-gaap:OtherComprehensiveIncomeLossNetOfTax
us-gaap:StatementEquityComponents

us-gaap:OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax

us-gaap:OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansTax

us-gaap:OtherOperatingActivitiesCashFlowStatement

us-gaap:OtherOperatingIncomeExpenseNet

us-gaap:ParticipatingSecuritiesDistributedAndUndistributedEarningsLossBasic

us-gaap:PaymentsForProceedsFromOtherInvestingActivities

us-gaap:PaymentsOfDebtIssuanceCosts

us-gaap:PaymentsOfDividendsCommonStock

us-gaap:PaymentsOfDividendsMinorityInterest

us-gaap:PaymentsToAcquireEquityMethodInvestments

us-gaap:PaymentsToMinorityShareholders

us-gaap:ProceedsFromEquityMethodInvestmentDividendsOrDistributionsReturnOfCapital

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

us-gaap:ProceedsFromPaymentsForOtherFinancingActivities
us-gaap:StatementEquityComponents
us-gaap:ReclassificationFromAociCurrentPeriodNetOfTaxAttributableToParent

us-gaap:RepaymentsOfDebt

us-gaap:RevenueNotFromContractWithCustomer
us-gaap:ConsolidationItems
us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

us-gaap:RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability
us-gaap:StatementEquityComponents
us-gaap:StockRepurchasedDuringPeriodShares

us-gaap:StockRepurchasedDuringPeriodValue
us-gaap:StatementEquityComponents

us-gaap:TaxesExcludingIncomeAndExciseTaxes

us-gaap:UnrealizedGainLossOnDerivatives

us-gaap:WeightedAverageNumberOfShareOutstandingBasicAndDiluted

kmi:DebtFairValueAdjustments
us-gaap:DerivativeInstrumentRisk
kmi:DerivativeCollateralObligationtoReturnCashVariationMargin
us-gaap:PropertyPlantAndEquipmentByType, us-gaap:StatementBusinessSegments, us-gaap:ValuationTechnique
kmi:EstimatedWeightedAverageCostOfCapital
us-gaap:ReportingUnit, us-gaap:ValuationTechnique

us-gaap:AccrualForEnvironmentalLossContingencies

us-gaap:AdditionalPaidInCapital

us-gaap:ContractWithCustomerAssetGross

us-gaap:ContractWithCustomerLiability

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

us-gaap:DebtInstrumentFaceAmount
us-gaap:FairValueByMeasurementBasis
us-gaap:DebtInstrumentFairValue

us-gaap:DeferredCreditsAndOtherLiabilitiesNoncurrent

us-gaap:DeferredIncomeTaxAssetsNet
us-gaap:BalanceSheetLocation, us-gaap:DerivativeInstrumentRisk
us-gaap:DerivativeAmountOfHedgedItem
us-gaap:DerivativeInstrumentRisk
us-gaap:DerivativeAssetNotOffsetPolicyElectionDeduction

us-gaap:DerivativeAssetsCurrent
us-gaap:BalanceSheetLocation, us-gaap:DerivativeInstrumentRisk, us-gaap:TransactionType
us-gaap:DerivativeCollateralObligationToReturnCash

us-gaap:DerivativeFairValueOfDerivativeAsset
us-gaap:BalanceSheetLocation, us-gaap:DerivativeInstrumentRisk, us-gaap:HedgingDesignation
us-gaap:DerivativeInstrumentRisk
us-gaap:DerivativeInstrumentRisk, us-gaap:FairValueByFairValueHierarchyLevel
us-gaap:DerivativeInstrumentRisk, us-gaap:HedgingDesignation
us-gaap:HedgingDesignation
us-gaap:DerivativeInstrumentRisk
us-gaap:DerivativeFairValueOfDerivativeAssetAmountNotOffsetAgainstCollateral

us-gaap:DerivativeFairValueOfDerivativeLiability
us-gaap:BalanceSheetLocation, us-gaap:DerivativeInstrumentRisk, us-gaap:HedgingDesignation
us-gaap:DerivativeInstrumentRisk
us-gaap:DerivativeInstrumentRisk, us-gaap:FairValueByFairValueHierarchyLevel
us-gaap:DerivativeInstrumentRisk, us-gaap:HedgingDesignation
us-gaap:HedgingDesignation
us-gaap:DerivativeInstrumentRisk
us-gaap:DerivativeFairValueOfDerivativeLiabilityAmountNotOffsetAgainstCollateral
us-gaap:SubsequentEventType
us-gaap:DerivativeForwardPrice
us-gaap:DerivativeInstrumentRisk
us-gaap:DerivativeLiabilityNotOffsetPolicyElectionDeduction
us-gaap:DerivativeInstrumentRisk, us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship
us-gaap:DerivativeNotionalAmount

us-gaap:InterestPayableCurrent
us-gaap:CreditFacility
us-gaap:LettersOfCreditOutstandingAmount
us-gaap:DerivativeInstrumentRisk

us-gaap:LitigationReserve

us-gaap:LossContingencyReceivableCurrent

us-gaap:MarketableSecuritiesCurrent

us-gaap:RecordedThirdPartyEnvironmentalRecoveriesReceivable

us-gaap:RedeemableNoncontrollingInterestEquityCarryingAmount

us-gaap:RestrictedCashAndInvestmentsCurrent

us-gaap:RestrictedCashEquivalents

us-gaap:RevenueRemainingPerformanceObligation

us-gaap:StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest
us-gaap:StatementEquityComponents

Tables

  2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
us-gaap:CommonStockValue ██████▁▁▁▁▁▁▁▁▁▁▁▁▁23232323232322222222222222222222222222NANA21NANANANANANANANANANANANANANANA
 us-gaap:SharesOutstanding us-gaap:StatementEquityComponents us-gaap:CommonStock██████▁▁▁▂2261226522652262226222622205220422042217NANANA2230NANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:CommonStockSharesIssued ██████▁▁▁▃▄▄▄▄▄▄2261226422642262226222622205220322032217223122302230223022302229NA2229NANANANANANANANANANANANANANANANANANANA
us-gaap:CommonStockSharesOutstanding ██████▃▂▂▄▅▅▅▅▅▅▅▅▅▁22612264226422622262226222052203220322172231223022302230223022292229222922282188NA2125NANANANANANANANANANANANANANANA
us-gaap:WeightedAverageNumberOfSharesOutstandingBasic 2264NA226422622262NA220522042207NA223122302230NA223022292229NA22032175NANANANANANANANANANANANANANANANANA
us-gaap:EarningsPerShareBasic -0.14NA0.220.230.24NA0.31-0.080.22-0.470.150.150.180.07999999999999999-0.10.150.12-0.329999999999999960.080.15NANANANANANANANANANANANANANANANANA
  2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax ▃▄▄▄▅▅▅▅▅▆▅▅▆▅▅▅▅▆▆▆▆▇█▇▇▆▅▄▄▂▁▁▂▁▁▁▂2686298429532971317233943353331734183632328133683424338933303144319536363707346335973951429139374047375633823060287021671857201722061952193219532088
 us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:ConsolidationItems,us-gaap:ProductOrService,us-gaap:StatementBusinessSegments us-gaap:OperatingSegments,kmi:FirmServices,kmi:NaturalGasPipelines▄▃▅▅█▆▁▁865848882889930897819826NANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:ConsolidationItems,us-gaap:ProductOrService,us-gaap:StatementBusinessSegments us-gaap:OperatingSegments,kmi:NaturalGasSales,kmi:NaturalGasPipelines▁▃▃▃▅█▆▅501624618607754957806736NANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:ConsolidationItems,us-gaap:ProductOrService,us-gaap:StatementBusinessSegments us-gaap:OperatingSegments,kmi:TotalServicesRevenue,kmi:NaturalGasPipelines1058NA106410761122NA993988NANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:ConsolidationItems,us-gaap:ProductOrService,us-gaap:StatementBusinessSegments us-gaap:OperatingSegments,kmi:TotalServicesRevenue,kmi:ProductsPipelines339NA354336315NA341338NANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:ConsolidationItems,us-gaap:ProductOrService,us-gaap:StatementBusinessSegments us-gaap:OperatingSegments,kmi:TotalServicesRevenue,kmi:Terminals310NA388397398NA395416NANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:ConsolidationItems,us-gaap:ProductOrService,us-gaap:StatementBusinessSegments us-gaap:OperatingSegments,us-gaap:Product,kmi:NaturalGasPipelines▂▆▁▁▃█▁▁63728091621979943613358327NANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:ConsolidationItems,us-gaap:StatementBusinessSegments us-gaap:OperatingSegments,kmi:NaturalGasPipelines▁▃▃▃▆█▆▅16951897184418802116233221572051NANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:ConsolidationItems,us-gaap:StatementBusinessSegments us-gaap:OperatingSegments,kmi:ProductsPipelines▇▃▆▂▁▅▆█448408438397381423435462NANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:ConsolidationItems,us-gaap:StatementBusinessSegments us-gaap:OperatingSegments,kmi:Terminals▁▆▆▇▇▄▇█313393397402400360404420NANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:ProductOrService kmi:Feebasedservices▂█▃▁▂▂▆▆▄587660593573590583641631611NANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:ProductOrService kmi:FirmServices▁▁▆██▆▂▄▄113311401227125112591220114611871193NANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:ProductOrService kmi:NaturalGasSales▁▃▃▃▅█▆▅▆499622617603753945803736826NANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:ProductOrService kmi:ProductOtherThanNaturalGas467NANANA570NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:ProductOrService kmi:TotalServicesRevenue1720NA182018241849NA17871818NANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:ProductOrService us-gaap:Product▂█▁▁▁▁▂▂▁9663157516544570638763763624NANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:Revenues ▅▅▅▅▆▇▆▆▅▆▅▅▆▅▅▅▅▆▆▆▆▇█▇▇▆▅▄▄▂▁▁▂▁▁▁▂3106335232143214342937813517342834183632328133683424338933303144319536363707346335973951429139374047375633823060287021671857201722061952193219532088
 us-gaap:Revenues us-gaap:ConsolidationItems,us-gaap:StatementBusinessSegments us-gaap:OperatingSegments,kmi:NaturalGasPipelines▁▃▂▂▅█▅▄18752067193419682201243021922107NANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:Revenues us-gaap:ConsolidationItems,us-gaap:StatementBusinessSegments us-gaap:OperatingSegments,kmi:ProductsPipelines█▇▇▆▆▁▇█495481484442424279475503NANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:Revenues us-gaap:ConsolidationItems,us-gaap:StatementBusinessSegments us-gaap:OperatingSegments,kmi:Terminals▁█▇▇▇█▇█442510508507509513504515NANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:Revenues us-gaap:ProductOrService us-gaap:OilAndGasService▃█▃▃▄▄▂▃▂▅▁▁199221432008201120362021195919841967204619381940NANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:Revenues us-gaap:ProductOrService us-gaap:Product1067NANANA1349NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:Revenues us-gaap:StatementBusinessSegments kmi:NaturalGasPipelines▁▃▂▂▅█▅▅▄186120551925195622012456222721662126NANANANANANANANANANANA2177238727452464255723882054175516461000794NA1093963NANANA
 us-gaap:Revenues us-gaap:StatementBusinessSegments kmi:ProductsPipelines█▇▇▃▁▃▂▃▃495481484442424440432442442NANANANANANANANANANANA444490520524534474443454386331223NA242228NANANA
 us-gaap:Revenues us-gaap:StatementBusinessSegments kmi:Terminals▁█▇▇██▇█▆441510507506509511502513495NANANANANANANANANANANA457473433420391354343337334342341NA327320NANANA
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us-gaap:OperatingCostsAndExpenses ▄▅▅▄▃▄▄▄▄█▃▂▂▃▃▃▃▄▄▃▁▃▂▂▁620679668646598640646617619836587536513559576603565630612590505577557540483NANANANANANANANANANANANA
us-gaap:CostsAndExpenses ▆▁▄▃▄▅▃▆▄▅▄▄▄▄▄▃▄█▆▄▄▆▅▅▅▅▄▃▃▃▁▂▂▂▂▁▃3063142122632241241127232002315624692820245124462444245524482204237938802986257125192995295929242900271526072040201819071341154717901716156715041907
us-gaap:GeneralAndAdministrativeExpense ▂▂▂▂▂▁▂▂▂▂▂▂▂▁▂▃▃▂▂▂▃▂▂▂▂▂▂▂▂█▁▁▁▁▂▁▅153134154148154110154164173175164153181119171189190150160164216149135154172158183140186501129115109110180102308
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us-gaap:OperatingIncomeLoss ▂█▅▅▅▅▇▃▅▄▄▅▅▅▅▅▄▁▄▅▅▅▆▅▅▅▄▅▅▃▃▃▃▃▃▃▂431931951973101810581515272949812830922980934882940816-244721892107895613321013114710417751020852260516469415236365449181
us-gaap:OtherNonoperatingIncomeExpense ▁█▃▃▃▄▄▇▇▅▅▄▄▁▃▆▃▃▂▃▃▅▆▃▃▃▄▁▅▂▁▂▁▂▁▃▂240121310172034362224201621229131091113243013131116221716371145
us-gaap:OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax ▃▄▃▃▃▂█▂▂▂▄▄▃▂▃▃▄▂▁▃▁▂▂▄▂▃▂▂▄▂▃192-71310-46300-48-65-28783813-31-20778-44-7917-108-59-7356-6233-54-3354-3129NA-1258NANANA
us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest ▃█▆▆▆▆█▃▆▅▆▆▆▅▄▆▅▁▅▆▆▆▇▆▇▆▇▇▅▄▅▅▄▄▄▅▄-23110826686767397751201-176706324547599691388194588468-693291531643590102567580172210069374464640139715112924636373
us-gaap:NonoperatingIncomeExpense ▅▁▅▅▅▅▄▄▅▃▅▄▅▃▂▄▄▄▄▄▄▄▅▄▄▄█▆▄▅▆▆▅▆▆▆▆-274-849-283-297-279-283-314-448-243-488-283-323-289-546-688-352-348-449-430-361-435-366-307-338-346-319231-83-406-214-115-72-264-107-119-86-107
us-gaap:IncomeTaxExpenseBenefit ▂▄▂▂▂▃▂▁▂█▂▂▃▂▃▂▂▁▂▂▂▁▃▂▂▂▂▃▂▁▂▂▂▂▂▂▁60455151148172273196-46164131616021624617337721315443108189224242461782001712252796099611266879619620
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us-gaap:IncomeTaxesPaidNet ▅▄▃▄█▂▄▄▄▄▂▄▄▄▄▄▄▂▄▄▁▄▄▆▄1348-625345-146193154-1453-20-17-2-148211-196-165165-2NANA-7NANA6100NANA13NA
us-gaap:ProfitLoss ▃▇▆▆▆▆█▄▆▁▆▆▆▅▄▆▆▂▅▆▆▆▇▆▇▆▇▇▅▄▄▆▅▅▅▅▅-2916275175285675021005-130542-992387383445215-183375314-736183342419566779497601551781656255-243-73293848220116652
 us-gaap:ProfitLoss us-gaap:StatementEquityComponents us-gaap:NoncontrollingInterest▁▁▁▁▁▁█▁▁151711101182731118NANANANA65NANA-41-3NANANANANANANANA364NANA-94NANANANANANA
us-gaap:ComprehensiveIncomeNetOfTax ▅▇▇▇▆▇█▄▇▁▆▆▇▅▄▆▆▂▅▆▆▅▆▆▆▆▆▆▅▅▅-35661570578378659927-164507-1078387435508105-191232362-828149235253103347278249337285254186-408NA23321199NANA
us-gaap:ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest ▂▃▂▂▂▂▆▂▂▂▃▂▂▂▂▂▂▂▂▂▂█▇▄▅▅▇▆▃▂▁153881550339-5-61144265653-1-41-39-1055347819725826550233139-1-115NA5769-32NANA
us-gaap:ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest ▄▆▆▆▅▆█▄▆▁▅▆▆▅▄▅▅▂▅▅▅▆▇▆▆▆▇▆▅▄▄-206995785933836591266-169501-1067431461513111-186235361-869146244243656825475507602787585225-41-107NA29028067NANA
us-gaap:NetIncomeLoss ▄█▇▇▇▇█▄▇▁▇▇▇▆▄▇▆▂▆▆▇▆▆▆▆▆▆▆▆▅▅▆▆▆▆▅▅-306610506518556494732-141524-1006373376440209-188372315-695186333429126329284287286277292200-126211551511321556310
us-gaap:NetIncomeLossAvailableToCommonStockholdersBasic ▄█▇▇▇▇█▄▇▁▇▇▇▆▄▇▆▂▆▇▇▆▇▆▆▆▆▆▆▅▅-306610506518556483693-180485-1045334337401170-227333276-721186333429126329284287286277292200-12621NA152132NANANA
us-gaap:NetIncomeLossAttributableToNoncontrollingInterest ▂▃▂▂▂▂▅▂▃▂▂▂▂▂▂▂▂▂▂▂▂▇▇▅▆▅█▆▃▁▁▄▂▂▃▃▃151711101182731118141475653-1-41-39-1044045021331426550436455-117-94137-67-504610342
  2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
us-gaap:Assets ▆▆▇▇▇▇▇▇▇▇▇▇▇▇▇███████▇▇▇▇▆▆▆▆▁▁▁735307415776931766957629278866790637831579011790558035180203797938030581604843178422984104856778561086164831987711876364760547457574120683087005369575303703071730157NANA28908NA
 us-gaap:Assets us-gaap:StatementBusinessSegments kmi:NaturalGasPipelines▆▇▇▇▇▇▇▇▇▇▇▇▇▇▇██████▇▇▇▇▇▇▅▁▆493935031051164507505036050261511005065951224511735102150858504185042850428536775345653704547255445054539525235251352081519275214651894464223213546823NA12359NANANANANA
 us-gaap:Assets us-gaap:StatementBusinessSegments kmi:ProductsPipelines▇█████▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▃▃▃▃▂▂▁▁▁931094689501954395389598849785118564853985058421835383298348836085128464847184028364717970456927680164666360614959725924NA5745NANANANANA
 us-gaap:Assets us-gaap:StatementBusinessSegments kmi:Terminals▆▆███▇▇█████████▇▇▇▇▇▆▆▅▅▃▂▂▁▁884088909903996399509415935697549876993599189898980997259838967394679083921292129071885084688340793866736384615156865487NA5272NANANANANA
us-gaap:Liabilities ▅▅▆▆▆▆▆▆▆▆▆▆▇▇▇█▇▇████▇▇▇▇▇▆▇▇▁▁▁392733926841656414364113143669431644324043353439314382743989447884550346636488444868348701498355010550805487724834947709476204627345581440004615546385222482214921409NANA20369NA
us-gaap:LiabilitiesAndStockholdersEquity ▆▆▇▇▇▇▇▇▇▇▇▇▇▇▇███████▇▇▇▇▆▆▆▆▁▁▁735307415776931766957629278866790637831579011790558035180203797938030581604843178422984104856778561086164831987711876364760547457574120683087005369575303703071730157NANA28908NA
us-gaap:StockholdersEquity ▇██████▇██████████████▃▃▃▃▃▃▃▃▁▁▁331063374233633336383361233678334873303533667336363522535149346453443134606351113518035119355143517235029340761254512620128001326513654136751414614220311633203455NANA3439NA
  2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
us-gaap:AssetsCurrent ▄▄▂▂▂██▃▃▃▃▃▃▄▄▃▃▃▄▃▄▅▄▄▅▄▅▅▇▇▅▁▁309632382365230022625722576626342628271526132726267532293363247024812824306729363289375234863367366235913772368651225331390216631478NANA1786NA
us-gaap:CashAndCashEquivalentsAtCarryingValue ▂▁▁▁▁██▂▂▂▂▂▂▂▂▁▁▁▁▁▂▂▂▂▂▃▃▃▃▂▁▁▂360185241213221328034592712942645394523966843571801752291791632593154723635138161017110677567532273NANA502196
us-gaap:AccountsReceivableNetCurrent ▁▄▂▂▃▆▄▄▄▅▁▁▂▄▃▂▁▃▄▄▅█1186137012731227131014981384135713491448119411841263137012821278120313151404134914201641NANANA142014881290NANANANANANANANANA
us-gaap:InventoryNet ▅▆▇█▇▆▆▇▇▇▇▇▆▆▅▆▆▇▇█████▇▇▇▆▅▅▂▁▁307371405450429385383420442424428438380357325361364407445474453459461460417435428389322313177109101NANA92NA
us-gaap:OtherAssetsCurrent ▃▃▃▃▃▃▃▃▃▃▂▂▂▄▃▄▃▄▅▅▆█▇▆▅▅▄▄▇█▁▁▁213279275264196225227254217238176187156337230338285366460493540746635582446492382308625787276068NANA104NA
  2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
us-gaap:PropertyPlantAndEquipmentNet ▆▇▇▇▇▇▇████▇▇▇▇██████▇▇▇▇▆▆▅▅▅▁▁▁360413641937934378403778237897377953990540333401553986739423390233870538780411994104240547406084058640289385643810037607369523527534599312013088130613173041792617715NANA17070NA
us-gaap:LongTermInvestments ▇▇██▇▇▇▇▇▇▇▇▇▆▇▆▅▅▅▅▅▅▅▅▅▅▅▅▅▅▁▃▃788677598387812477707481743272937420729874847442713670277358620260356040594360286011603660415862596260446085577361356114218037443668NANA4291NA
us-gaap:Goodwill ▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇██████████████▇▁▁▁208512145121964219642196521965219652215322157221622216422159221542215222163238022380123790249522496524907246542464224653245632449424493235692355723453482950734940NANA4830NA
us-gaap:IntangibleAssetsNetExcludingGoodwill ▅▅▅▅▅▆▆▆▆▆▆▇▇▇▇▇▇▇███▄▄▄▄▅▅▁▁▁▁▁▁261626762729278228262880293529893044309931533208326333183384344034963551361936773762230223372367240324742485115111921142116411841201NANA339NA
us-gaap:OtherAssetsNoncurrent ▆▄▆▆▅▁▁▂▂▃▃▃▂▂▅▆▇▅▆▅▇▆███2195175722282198204013551296138815431582163816261478152219612229227120292161200923612239251225082512NANANANANANANANANANANANA
  2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
us-gaap:LiabilitiesCurrent █▁56085100NA565950097557548953795429618161746363668959246044656643964065619164996784636260856487606864157333558268606132370845294395NANA3644NA
us-gaap:DebtCurrent ▆▄█▅▄▆▄▄▄▅▆▆▇▅▅▆▃▁▅▆▆▅▄▅▄354024774406305425023388233721322494282831563224392826962944341917028213003315434352717230726232412NANANANANANA2899NANANANANA
 us-gaap:DebtCurrent us-gaap:DebtInstrument kmi:A2.65DueFebruary2019Notes█▁▁▁▁█7500000800NANANA0NANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:DebtCurrent us-gaap:DebtInstrument kmi:A5.30dueSeptember2020▄▄▄600600600NANA0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:DebtCurrent us-gaap:DebtInstrument kmi:A5.80DueMarch2021Notes█▁4000NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
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us-gaap:AccountsPayableCurrent ▂▃▃▃▄▆▆▆▅▆▆▆▅▆▅▄▄▆▅▆▇██▇█▇▆▅▄▃▁▂▁7529149169001012133713071269122113401358135312141257119210871017132412261293139315881543150115751427132611111066947629728640NANA647NA
us-gaap:OtherAccruedLiabilitiesCurrent ▃▄▄▄▄▄▇▅▅▅▄▄▄▅▃▅▄▄▅▅▅▅▅▅▅█▇▅▄▄▂▁▁684797760876870806135710889981101941878839108571210258959271077103210191037113011111037162414211114934901377290258NANA215NA
us-gaap:TaxesPayableCurrent ▁▄▄▁▁█295364384298289483NANANA256NANANANANANANANANANANANANANANANANANANANANANANANANANANA
  2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
us-gaap:LiabilitiesNoncurrent ▁▁▂▂▃▃▄▄▄▄▄▄▄▅▅▆██▇▇█▇▆▆▆33665341683483035777361223611237675378613792437750376533762638099395794059242278442874463643644436064402142410422644122241552NANANANANANANANANANANANA
us-gaap:LongTermDebtNoncurrent ▅▅▅▆▆▆▆▆▆▆▆▆▆▇▇▇█████▇▆▆▆▆▅▅▆▆▁▁▁314053191532111330053332833936352683536635543350153511635100354643735438518402014210542406416304139941824402463563634521347993303831582315143247533833152301435613851NANA13812NA
us-gaap:MinorityInterest ▁▁▁▁▁▁▂▂▂▂▁▁▁▁▁▁▁▁▁▁▁▁███▇▇▆▅▅▃▃▃35834484184684485317791459146814881299106536037136236236628432833333035016224160351563415037148851063397528970500652475292NANA5099NA
  2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
us-gaap:StockholdersEquity ▇██████▇██████████████▃▃▃▃▃▃▃▃▁▁▁331063374233633336383361233678334873303533667336363522535149346453443134606351113518035119355143517235029340761254512620128001326513654136751414614220311633203455NANA3439NA
us-gaap:CommonStockValue ██████▁▁▁▁▁▁▁▁▁▁▁▁▁23232323232322222222222222222222222222NANA21NANANANANANANANANANANANANANANA
us-gaap:RetainedEarningsAccumulatedDeficit ▁▂▂▂▃▂▂▂▃▂▄▄▄▄▄▅▅▅█-8568-7693-7733-7671-7619-7716-7744-7993-7365-7754-6429-6482-6540-6669-6560-6053-6106-6103-4242NANA-2106-1776-1661-1510-1284-1153-1035-733-556-202-356NANA0NA
us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax █▅▄▄▃▅▃▁▁▃▃▃▂▁▂▂▄▃▅▅▆██▇█▇▇▇██▇▇█-62-333-384-448-508-330-495-690-667-541-469-483-593-661-557-554-414-461-328-291-193-17-50-68-62-97-148-157-56-42-128-114-32NANA-136NA
  2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
us-gaap:NetCashProvidedByUsedInOperatingActivities ▃▇▃▆▁▇▃▆▃▅▄▅▃▅▄▅▄█▃▅▅▃▅▄▄893162710231463635166890714949741294114112808861292115112941050179696912821256975128910851118NANA767NANA560777NANA483690NA
us-gaap:NetCashProvidedByUsedInInvestingActivities ▅▆▄▄▄▄█▄▄▄▄▄▄▄▆▄▃▄▄▄▁▃▃▄▂335896-815-981-814-7542118-707-725-876-913-936-637-658833-736-1144-984-978-969-2775-1190-1313-888-1819NANA-116NANA-365-576NANA-227-385NA
us-gaap:NetCashProvidedByUsedInFinancingActivities ▅▂▅▅▁▄▆▄▅▅▅▅▅▅▃▅▆▄▆▅█▆▆▅▇-487-2585-187-505-2908-971157-801-209-687-159-297-538-305-1806-55335-75928-410146860138-353626NANA-253NANA-119-70NANA-5700NA
  2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
us-gaap:NetCashProvidedByUsedInOperatingActivities ▃▇▃▆▁▇▃▆▃▅▄▅▃▅▄▅▄█▃▅▅▃▅▄▄893162710231463635166890714949741294114112808861292115112941050179696912821256975128910851118NANA767NANA560777NANA483690NA
us-gaap:NetIncomeLoss ▄█▇▇▇▇█▄▇▁▇▇▇▆▄▇▆▂▆▆▇▆▆▆▆▆▆▆▆▅▅▆▆▆▆▅▅-306610506518556494732-141524-1006373376440209-188372315-695186333429126329284287286277292200-126211551511321556310
us-gaap:ProfitLoss ▃▇▆▆▆▆█▄▆▁▆▆▆▅▄▆▆▂▅▆▆▆▇▆▇▆▇▇▅▄▄▆▅▅▅▅▅-2916275175285675021005-130542-992387383445215-183375314-736183342419566779497601551781656255-243-73293848220116652
 us-gaap:ProfitLoss us-gaap:StatementEquityComponents us-gaap:NoncontrollingInterest▁▁▁▁▁▁█▁▁151711101182731118NANANANA65NANA-41-3NANANANANANANANA364NANA-94NANANANANANA
us-gaap:DepreciationDepletionAndAmortization ▆█▇▇▇▇▆▆▆▆▆▇▆▆▆▆▆▇▇▆▆▆▆▅▅▅▄▄▄▂▁▂▂▁▁▁▁565661578579593587569571570564562577558557549552551584617570538522520502496467442412403333274284287258250265261
 us-gaap:DepreciationDepletionAndAmortization us-gaap:ConsolidationItems us-gaap:CorporateNonSegment█▁███▁███▁███▁███▁█565-1724578579593-1685569571570-1674562577558-1630549552551-1703617NANANANANANANANANANANANANANANANANANA
us-gaap:IncreaseDecreaseInInventories ▁▃▂▆█▆▃▃▅▅▄█▇▆▃▄▂▃▂▇▄▅▅▇▄-59-32-45215223-32-21154-7583519-19-3-46-32-3640-61534-10NANA13NANA73-26NANA033NA
  2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
us-gaap:NetCashProvidedByUsedInInvestingActivities ▅▆▄▄▄▄█▄▄▄▄▄▄▄▆▄▃▄▄▄▁▃▃▄▂335896-815-981-814-7542118-707-725-876-913-936-637-658833-736-1144-984-978-969-2775-1190-1313-888-1819NANA-116NANA-365-576NANA-227-385NA
us-gaap:PaymentsToAcquirePropertyPlantAndEquipment ▁▂▂▃▂▄▄▅▄▇▆▃▃▅▃▃▅▆█▇▆▆▇▆▅44055154162455469873376670795789567266477363965981189710901012897939961872845NANA598NANA354355NANA270275NA
  2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
us-gaap:NetCashProvidedByUsedInFinancingActivities ▅▂▅▅▁▄▆▄▅▅▅▅▅▅▃▅▆▄▆▅█▆▆▅▇-487-2585-187-505-2908-971157-801-209-687-159-297-538-305-1806-55335-75928-410146860138-353626NANA-253NANA-119-70NANA-5700NA
us-gaap:PaymentsForRepurchaseOfCommonStock ▂▁▁▁▁▂▁▁█5000022300250NANANANANANANANANANANANA00094NANANANANANANANANANANANA
  2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30

Common Stock Value

us-gaap:CommonStockValue



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302014-12-31
Value2323232323232222222222222222222222222221
Percentage of CommonStockValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Common Stock Par Or Stated Value Per Share

Shares Outstanding

us-gaap:StatementEquityComponents

us-gaap:SharesOutstanding

us-gaap:CommonStock



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-31
Value22612265226522622262226222052204220422172230
Percentage of SharesOutstanding100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Shares Issued

Common Stock Shares Issued

us-gaap:CommonStockSharesIssued



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302015-12-31
Value22612264226422622262226222052203220322172231223022302230223022292229
Percentage of CommonStockSharesIssued100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Common Stock Shares Outstanding

us-gaap:CommonStockSharesOutstanding



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312018-01-012017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302014-12-312013-12-31
Value22612264226422622262226222052203220322172217223122302230223022302229222922292228218821251031
Percentage of CommonStockSharesOutstanding100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Common Stock Shares Authorized

Weighted Average Number Of Diluted Shares Outstanding

Weighted Average Number Of Shares Outstanding Basic

us-gaap:WeightedAverageNumberOfSharesOutstandingBasic



Period End2020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-30
Value226422642262226222052204220722312230223022302229222922032175
Percentage of WeightedAverageNumberOfSharesOutstandingBasic100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Earnings Per Share Basic

us-gaap:EarningsPerShareBasic



Period End2020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-30
Value-0.140.220.230.240.31-0.080.22-0.470.150.150.180.07999999999999999-0.10.150.12-0.329999999999999960.080.15
Percentage of EarningsPerShareBasic100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Earnings Per Share Diluted

Income Loss From Continuing Operations Per Basic Share

Income Loss From Continuing Operations Per Diluted Share

Revenue From Contract With Customer Excluding Assessed Tax

us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value2686298429532971317233943353331734183632328133683424338933303144319536363707346335973951429139374047375633823060287021671857201722061952193219532088
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ConsolidationItems

us-gaap:CorporateNonSegment



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value-15-13-9-14-10-9-5-6-5
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-0.6-0.4-0.3-0.5-0.3-0.3-0.1-0.2-0.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-0.6-0.4-0.3-0.5-0.3-0.3-0.1-0.2-0.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:CorporateNonSegment100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ConsolidationItems, us-gaap:ProductOrService

us-gaap:CorporateNonSegment, kmi:Feebasedservices



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value0.00.00.01000000.0-1000000.00.00.0-1000000.01000000.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.00.00.00.0-0.00.00.0-0.00.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.00.00.00.0-0.00.00.0-0.00.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:CorporateNonSegment kmi:Feebasedservices0.00.00.0100.0100.00.00.0100.0100.0

us-gaap:CorporateNonSegment, kmi:FirmServices



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value0-1-1-1-1-110-1-1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.0-0.0-0.0-0.0-0.0-0.30.0-0.0-0.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.0-0.0-0.0-0.0-0.0-0.30.0-0.0-0.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:CorporateNonSegment kmi:FirmServices0.0100.0100.0100.0100.0100.00.0100.0100.0

us-gaap:CorporateNonSegment, kmi:NaturalGasSales



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value-2-2-1-4-2-5-3-1-2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-0.1-0.1-0.0-0.1-0.1-0.1-0.1-0.0-0.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-0.1-0.1-0.0-0.1-0.1-0.1-0.1-0.0-0.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:CorporateNonSegment kmi:NaturalGasSales100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:CorporateNonSegment, kmi:ProductOtherThanNaturalGas



Period End2020-03-312019-03-31
Value-13-6
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-0.5-0.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-0.5-0.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:CorporateNonSegment kmi:ProductOtherThanNaturalGas100.0100.0

us-gaap:CorporateNonSegment, kmi:TotalServicesRevenue



Period End2020-03-312019-09-302019-06-302019-03-312018-09-302018-06-30
Value0-10-20-2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.0-0.00.0-0.10.0-0.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.0-0.00.0-0.10.0-0.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:CorporateNonSegment kmi:TotalServicesRevenue0.0100.00.0100.00.0100.0

us-gaap:CorporateNonSegment, us-gaap:Product



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value-15-19-7-10-627-11-10-7
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-0.6-0.6-0.2-0.3-0.20.8-0.3-0.3-0.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-0.6-0.6-0.2-0.3-0.20.8-0.3-0.3-0.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:CorporateNonSegment us-gaap:Product100.0100.0100.0100.0100.0100.0100.0100.0100.0

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

us-gaap:OperatingSegments, kmi:Feebasedservices, kmi:Co2



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value1315141516171716
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.50.50.50.50.50.50.50.5
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.50.50.50.50.50.50.50.5
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:OperatingSegments kmi:Feebasedservices kmi:Co2100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OperatingSegments, kmi:Feebasedservices, kmi:NaturalGasPipelines



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value193219182187192192174162
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax7.27.36.26.36.15.75.24.9
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax7.27.36.26.36.15.75.24.9
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:OperatingSegments kmi:Feebasedservices kmi:NaturalGasPipelines100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OperatingSegments, kmi:Feebasedservices, kmi:ProductsPipelines



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value260264265252235250246239
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax9.78.89.08.57.47.47.37.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax9.78.89.08.57.47.47.37.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:OperatingSegments kmi:Feebasedservices kmi:ProductsPipelines100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OperatingSegments, kmi:Feebasedservices, kmi:Terminals



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value121162132118148124163153
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax4.55.44.54.04.73.74.94.6
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax4.55.44.54.04.73.74.94.6
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:OperatingSegments kmi:Feebasedservices kmi:Terminals100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OperatingSegments, kmi:FirmServices, kmi:Co2



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value0.00.01000000.00.00.01000000.00.00.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.00.00.00.00.00.00.00.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.00.00.00.00.00.00.00.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:OperatingSegments kmi:FirmServices kmi:Co20.00.0100.00.00.0100.00.00.0

us-gaap:OperatingSegments, kmi:FirmServices, kmi:NaturalGasPipelines



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value865848882889930897819826
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax32.228.429.929.929.326.424.424.9
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax32.228.429.929.929.326.424.424.9
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:OperatingSegments kmi:FirmServices kmi:NaturalGasPipelines100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OperatingSegments, kmi:FirmServices, kmi:ProductsPipelines



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value7966898480909599
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax2.92.23.02.82.52.72.83.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax2.92.23.02.82.52.72.83.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:OperatingSegments kmi:FirmServices kmi:ProductsPipelines100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OperatingSegments, kmi:FirmServices, kmi:Terminals



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value189227256279250232232263
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax7.07.68.79.47.96.86.97.9
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax7.07.68.79.47.96.86.97.9
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:OperatingSegments kmi:FirmServices kmi:Terminals100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OperatingSegments, kmi:NaturalGasSales, kmi:Co2



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value0.00.00.00.01000000.01000000.00.01000000.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.00.00.00.00.00.00.00.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.00.00.00.00.00.00.00.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:OperatingSegments kmi:NaturalGasSales kmi:Co20.00.00.00.0100.0100.00.0100.0

us-gaap:OperatingSegments, kmi:NaturalGasSales, kmi:NaturalGasPipelines



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value501624618607754957806736
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax18.720.920.920.423.828.224.022.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax18.720.920.920.423.828.224.022.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:OperatingSegments kmi:NaturalGasSales kmi:NaturalGasPipelines100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OperatingSegments, kmi:ProductOtherThanNaturalGas, kmi:Co2



Period End2020-03-312019-03-31
Value232268
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax8.68.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax8.68.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:OperatingSegments kmi:ProductOtherThanNaturalGas kmi:Co2100.0100.0

us-gaap:OperatingSegments, kmi:ProductOtherThanNaturalGas, kmi:NaturalGasPipelines



Period End2020-03-312019-03-31
Value136240
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax5.17.6
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax5.17.6
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:OperatingSegments kmi:ProductOtherThanNaturalGas kmi:NaturalGasPipelines100.0100.0

us-gaap:OperatingSegments, kmi:ProductOtherThanNaturalGas, kmi:ProductsPipelines



Period End2020-03-312019-03-31
Value10966
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax4.12.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax4.12.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:OperatingSegments kmi:ProductOtherThanNaturalGas kmi:ProductsPipelines100.0100.0

us-gaap:OperatingSegments, kmi:ProductOtherThanNaturalGas, kmi:Terminals



Period End2020-03-312019-03-31
Value32
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.10.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.10.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:OperatingSegments kmi:ProductOtherThanNaturalGas kmi:Terminals100.0100.0

us-gaap:OperatingSegments, kmi:TotalServicesRevenue, kmi:Co2



Period End2020-03-312019-09-302019-06-302019-03-312018-09-302018-06-30
Value131515161716
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.50.50.50.50.50.5
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.50.50.50.50.50.5
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:OperatingSegments kmi:TotalServicesRevenue kmi:Co2100.0100.0100.0100.0100.0100.0

us-gaap:OperatingSegments, kmi:TotalServicesRevenue, kmi:NaturalGasPipelines



Period End2020-03-312019-09-302019-06-302019-03-312018-09-302018-06-30
Value1058106410761122993988
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax39.436.036.235.429.629.8
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax39.436.036.235.429.629.8
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:OperatingSegments kmi:TotalServicesRevenue kmi:NaturalGasPipelines100.0100.0100.0100.0100.0100.0

us-gaap:OperatingSegments, kmi:TotalServicesRevenue, kmi:ProductsPipelines



Period End2020-03-312019-09-302019-06-302019-03-312018-09-302018-06-30
Value339354336315341338
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax12.612.011.39.910.210.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax12.612.011.39.910.210.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:OperatingSegments kmi:TotalServicesRevenue kmi:ProductsPipelines100.0100.0100.0100.0100.0100.0

us-gaap:OperatingSegments, kmi:TotalServicesRevenue, kmi:Terminals



Period End2020-03-312019-09-302019-06-302019-03-312018-09-302018-06-30
Value310388397398395416
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax11.513.113.412.511.812.5
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax11.513.113.412.511.812.5
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:OperatingSegments kmi:TotalServicesRevenue kmi:Terminals100.0100.0100.0100.0100.0100.0

us-gaap:OperatingSegments, us-gaap:Product, kmi:Co2



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value232285268291269276313318
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax8.69.69.19.88.58.19.39.6
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax8.69.69.19.88.58.19.39.6
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:OperatingSegments us-gaap:Product kmi:Co2100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OperatingSegments, us-gaap:Product, kmi:NaturalGasPipelines



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value63728091621979943613358327
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax23.794.15.56.631.3106.510.79.9
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax23.794.15.56.631.3106.510.79.9
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:OperatingSegments us-gaap:Product kmi:NaturalGasPipelines100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OperatingSegments, us-gaap:Product, kmi:ProductsPipelines



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value109788461668394124
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax4.12.62.82.12.12.42.83.7
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax4.12.62.82.12.12.42.83.7
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:OperatingSegments us-gaap:Product kmi:ProductsPipelines100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OperatingSegments, us-gaap:Product, kmi:Terminals



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value34952494
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.10.10.30.20.10.10.30.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.10.10.30.20.10.10.30.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:OperatingSegments us-gaap:Product kmi:Terminals100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

us-gaap:OperatingSegments, kmi:Co2



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value245299283306285293330335
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax9.110.09.610.39.08.69.810.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax9.110.09.610.39.08.69.810.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:OperatingSegments kmi:Co2100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OperatingSegments, kmi:NaturalGasPipelines



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value16951897184418802116233221572051
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax63.163.662.463.366.768.764.361.8
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax63.163.662.463.366.768.764.361.8
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:OperatingSegments kmi:NaturalGasPipelines100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OperatingSegments, kmi:ProductsPipelines



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value448408438397381423435462
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax16.713.714.813.412.012.513.013.9
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax16.713.714.813.412.012.513.013.9
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:OperatingSegments kmi:ProductsPipelines100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OperatingSegments, kmi:Terminals



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value313393397402400360404420
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax11.713.213.413.512.610.612.012.7
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax11.713.213.413.512.610.612.012.7
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:OperatingSegments kmi:Terminals100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ProductOrService

kmi:Feebasedservices



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value587660593573590583641631611
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax21.922.120.119.318.617.219.119.017.9
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax21.922.120.119.318.617.219.119.017.9
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax kmi:Feebasedservices100.0100.0100.0100.0100.0100.0100.0100.0100.0

kmi:FirmServices



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value113311401227125112591220114611871193
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax42.238.241.642.139.735.934.235.834.9
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax42.238.241.642.139.735.934.235.834.9
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax kmi:FirmServices100.0100.0100.0100.0100.0100.0100.0100.0100.0

kmi:NaturalGasSales



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value499622617603753945803736826
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax18.620.820.920.323.727.823.922.224.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax18.620.820.920.323.727.823.922.224.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax kmi:NaturalGasSales100.0100.0100.0100.0100.0100.0100.0100.0100.0

kmi:ProductOtherThanNaturalGas



Period End2020-03-312019-03-31
Value467570
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax17.418.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax17.418.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax kmi:ProductOtherThanNaturalGas100.0100.0

kmi:TotalServicesRevenue



Period End2020-03-312019-09-302019-06-302019-03-312018-09-302018-06-30
Value172018201824184917871818
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax64.061.661.458.353.354.8
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax64.061.661.458.353.354.8
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax kmi:TotalServicesRevenue100.0100.0100.0100.0100.0100.0

us-gaap:Product



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value9663157516544570638763763624
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax36.0105.817.518.318.018.822.823.018.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax36.0105.817.518.318.018.822.823.018.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:Product100.0100.0100.0100.0100.0100.0100.0100.0100.0

Revenues

us-gaap:Revenues



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value3106335232143214342937813517342834183632328133683424338933303144319536363707346335973951429139374047375633823060287021671857201722061952193219532088
Percentage of Revenues100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax115.6112.3108.8108.2108.1111.4104.9103.3100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ConsolidationItems

us-gaap:CorporateNonSegment



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-31
Value-15-12-10-13-10-11-4-8-505120152
Percentage of Revenues-0.5-0.4-0.3-0.4-0.3-0.3-0.1-0.2-0.10.00.20.00.10.00.00.20.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-0.6-0.4-0.3-0.4-0.3-0.3-0.1-0.2-0.10.00.20.00.10.00.00.20.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:CorporateNonSegment100.092.3111.192.9100.0122.280.0133.3100.00.00.00.00.00.00.00.00.0

us-gaap:IntersegmentElimination



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302016-09-302015-09-30
Value-15-12-10-13-10-14-14-12-6-8
Percentage of Revenues-0.5-0.4-0.3-0.4-0.3-0.4-0.4-0.4-0.2-0.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-0.6-0.4-0.3-0.4-0.3-0.4-0.4-0.4-0.2-0.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:IntersegmentElimination0.00.00.00.00.00.00.00.00.00.0

us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

us-gaap:IntersegmentElimination, kmi:NaturalGasPipelines



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value-14-12-9-12-9-14-12-12
Percentage of Revenues-0.5-0.4-0.3-0.4-0.3-0.4-0.3-0.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-0.5-0.4-0.3-0.4-0.3-0.4-0.4-0.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:IntersegmentElimination kmi:NaturalGasPipelines0.00.00.00.00.00.00.00.0

us-gaap:IntersegmentElimination, kmi:Terminals



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value-1000000.00.0-1000000.0-1000000.0-1000000.00.0-1000000.0-1000000.0
Percentage of Revenues-0.00.0-0.0-0.0-0.00.0-0.0-0.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-0.00.0-0.0-0.0-0.00.0-0.0-0.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:IntersegmentElimination kmi:Terminals0.00.00.00.00.00.00.00.0

us-gaap:OperatingSegments, kmi:Co2



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302016-12-312016-09-302015-12-312015-09-30
Value309306298310305385316250305310383517
Percentage of Revenues9.99.19.39.68.910.29.07.39.09.310.513.9
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax11.510.310.110.49.611.39.47.59.09.310.513.9
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:OperatingSegments kmi:Co2126.1102.3105.3101.3107.0131.495.874.60.00.00.00.0

us-gaap:OperatingSegments, kmi:NaturalGasPipelines



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value18752067193419682201243021922107
Percentage of Revenues60.461.760.261.264.264.362.361.5
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax69.869.365.566.269.471.665.463.5
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:OperatingSegments kmi:NaturalGasPipelines110.6109.0104.9104.7104.0104.2101.6102.7

us-gaap:OperatingSegments, kmi:ProductsPipelines



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value495481484442424279475503
Percentage of Revenues15.914.315.113.812.47.413.514.7
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax18.416.116.414.913.48.214.215.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:OperatingSegments kmi:ProductsPipelines110.5117.9110.5111.3111.366.0109.2108.9

us-gaap:OperatingSegments, kmi:Terminals



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value442510508507509513504515
Percentage of Revenues14.215.215.815.814.813.614.315.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax16.517.117.217.116.015.115.015.5
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:OperatingSegments kmi:Terminals141.2129.8128.0126.1127.2142.5124.8122.6

us-gaap:ProductOrService

us-gaap:OilAndGasService



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
Value199221432008201120362021195919841967204619381940
Percentage of Revenues64.163.962.562.659.453.555.757.957.556.359.157.6
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax74.271.868.067.764.259.558.459.857.556.359.157.6
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:OilAndGasService0.00.00.00.00.00.0109.6109.10.00.00.00.0

us-gaap:Product



Period End2020-03-312019-03-31
Value10671349
Percentage of Revenues34.439.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax39.742.5
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:Product110.5236.7

us-gaap:ProductAndServiceOther



Period End2020-03-312019-03-312018-12-312018-09-302018-06-302018-03-31
Value47257387164111164
Percentage of Revenues1.57.510.24.73.24.8
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax1.78.111.44.93.34.8
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:ProductAndServiceOther0.00.00.00.00.00.0

us-gaap:StatementBusinessSegments

kmi:Co2



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-09-302011-06-30
Value309306298310305385316250304304302383517353446515508454483456460429420413417376355
Percentage of Revenues9.99.19.39.68.910.29.07.38.99.79.510.513.910.212.413.011.811.511.912.113.614.014.619.122.517.018.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax11.510.310.110.49.611.39.47.58.99.79.510.513.910.212.413.011.811.511.912.113.614.014.619.122.517.018.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax kmi:Co20.00.00.00.0107.0131.495.874.6100.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

kmi:NaturalGasPipelines



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312015-03-312014-12-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-09-302011-06-30
Value18612055192519562201245622272166212621772387274524642557238820541755164610007941093963
Percentage of Revenues59.961.359.960.964.265.063.363.262.260.560.464.062.663.263.660.757.457.446.142.849.549.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax69.368.965.265.869.472.466.465.362.260.560.464.062.663.263.660.757.457.446.142.849.549.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax kmi:NaturalGasPipelines0.00.00.00.0104.0104.4101.8102.998.20.00.00.00.00.00.00.00.00.00.00.00.00.0

kmi:ProductsPipelines



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312015-03-312014-12-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-09-302011-06-30
Value495481484442424440432442442444490520524534474443454386331223242228
Percentage of Revenues15.914.315.113.812.411.612.312.912.912.312.412.113.313.212.613.114.813.415.312.011.011.7
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax18.416.116.414.913.413.012.913.312.912.312.412.113.313.212.613.114.813.415.312.011.011.7
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax kmi:ProductsPipelines0.00.00.00.0111.3109.7108.5109.1110.80.00.00.00.00.00.00.00.00.00.00.00.00.0

kmi:Terminals



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312015-03-312014-12-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-09-302011-06-30
Value441510507506509511502513495457473433420391354343337334342341327320
Percentage of Revenues14.215.215.815.714.813.514.315.014.512.712.010.110.79.79.410.111.011.615.818.414.816.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax16.417.117.217.016.015.115.015.514.512.712.010.110.79.79.410.111.011.615.818.414.816.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax kmi:Terminals0.00.00.00.0127.2143.1125.2123.0100.40.00.00.00.00.00.00.00.00.00.00.00.00.0

Cost Of Goods And Services Sold

us-gaap:CostOfGoodsAndServicesSold



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
Value6637767627779481199113510681019120710071070
Percentage of CostOfGoodsAndServicesSold100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax24.726.025.826.229.935.333.932.229.833.230.731.8

Cost Of Goods Sold

Operating Expenses

Operating Costs And Expenses

us-gaap:OperatingCostsAndExpenses



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-31
Value620679668646598640646617619836587536513559576603565630612590505577557540483
Percentage of OperatingCostsAndExpenses100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax23.122.822.621.718.918.919.318.618.123.017.915.915.016.517.319.217.717.316.517.014.014.613.013.711.9

Costs And Expenses

us-gaap:CostsAndExpenses



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value3063142122632241241127232002315624692820245124462444245524482204237938802986257125192995295929242900271526072040201819071341154717901716156715041907
Percentage of CostsAndExpenses100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax114.047.676.675.476.080.259.795.172.277.674.772.671.472.473.570.174.5106.780.674.270.075.869.074.371.772.377.166.770.388.072.276.781.287.981.177.091.3

General And Administrative Expense

us-gaap:GeneralAndAdministrativeExpense



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value153134154148154110154164173175164153181119171189190150160164216149135154172158183140186501129115109110180102308
Percentage of GeneralAndAdministrativeExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax5.74.55.25.04.93.24.64.95.14.85.04.55.33.55.16.05.94.14.34.76.03.83.13.94.34.25.44.66.523.16.95.74.95.69.35.214.8

us-gaap:ConsolidationItems

us-gaap:CorporateNonSegment



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-30
Value165133162155161103151174160170164145181102171184190168160
Percentage of GeneralAndAdministrativeExpense107.899.3105.2104.7104.593.698.1106.192.597.1100.094.8100.085.7100.097.4100.0112.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax6.14.55.55.25.13.04.55.24.74.75.04.35.33.05.15.95.94.64.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:CorporateNonSegment-1100.0-1023.1-1800.0-1107.1-1610.0-1144.4-3020.0-2900.0-3200.00.00.00.00.00.00.00.00.00.00.0

Operating Income Loss

us-gaap:OperatingIncomeLoss



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value431931951973101810581515272949812830922980934882940816-244721892107895613321013114710417751020852260516469415236365449181
Percentage of OperatingIncomeLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax1.664.732.232.732.131.245.28.227.822.425.327.428.627.626.529.925.5-6.719.425.830.024.231.025.728.327.722.933.329.712.027.823.318.812.118.923.08.7

Interest Expense

Other Nonoperating Income Expense

us-gaap:OtherNonoperatingIncomeExpense



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value240121310172034362224201621229131091113243013131116221716371145
Percentage of OtherNonoperatingIncomeExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.11.30.40.40.30.50.61.01.10.60.70.60.50.10.40.90.40.30.20.30.40.60.70.30.30.30.50.10.70.30.10.30.10.40.10.70.3

Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Net Of Tax

us-gaap:OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-09-302011-06-30
Value192-71310-46300-48-65-28783813-31-20778-44-7917-108-59-7356-6233-54-3354-3129-1258
Percentage of OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.03.1-0.20.40.3-1.48.9-1.4-1.9-0.82.41.10.4-0.9-0.60.22.4-1.2-2.10.5-3.0-1.5-1.71.4-1.50.9-1.6-1.11.9-1.41.6-5.70.4

Income Loss From Continuing Operations

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

us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value-23110826686767397751201-176706324547599691388194588468-693291531643590102567580172210069374464640139715112924636373
Percentage of IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-8.636.322.622.823.322.835.8-5.320.78.916.717.820.211.45.818.714.6-19.17.915.317.914.923.917.119.819.229.730.615.52.121.619.76.86.612.718.63.5

Income Loss From Continuing Operations Including Portion Attributable To Noncontrolling Interest

Income Loss From Continuing Operations Before Income Taxes Domestic

Income Loss From Continuing Operations Before Income Taxes Foreign

Income Loss From Continuing Operations Attributable To Noncontrolling Entity

Nonoperating Income Expense

us-gaap:NonoperatingIncomeExpense



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value-274-849-283-297-279-283-314-448-243-488-283-323-289-546-688-352-348-449-430-361-435-366-307-338-346-319231-83-406-214-115-72-264-107-119-86-107
Percentage of NonoperatingIncomeExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-10.2-28.5-9.6-10.0-8.8-8.3-9.4-13.5-7.1-13.4-8.6-9.6-8.4-16.1-20.7-11.2-10.9-12.3-11.6-10.4-12.1-9.3-7.2-8.6-8.5-8.56.8-2.7-14.1-9.9-6.2-3.6-12.0-5.5-6.2-4.4-5.2

Income Tax Expense Benefit

us-gaap:IncomeTaxExpenseBenefit



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value60455151148172273196-46164131616021624617337721315443108189224242461782001712252796099611266879619620
Percentage of IncomeTaxExpenseBenefit100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax2.215.25.15.05.48.05.8-1.44.836.24.96.47.25.111.36.84.81.22.95.56.20.65.74.54.94.66.79.12.10.45.25.63.04.55.010.11.0

us-gaap:ConsolidationItems

us-gaap:CorporateNonSegment



Period End2020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-30
Value60151148172196-4616416021624636321315490
Percentage of IncomeTaxExpenseBenefit100.0100.0100.0100.0100.0100.0100.0100.0100.0100.096.3100.0100.083.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax2.25.15.05.45.8-1.44.84.96.47.210.96.84.82.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:CorporateNonSegment-400.0-1677.8-1057.1-1720.0-3920.0766.7-3280.00.00.00.00.00.00.00.0

Income Taxes Paid Net

us-gaap:IncomeTaxesPaidNet



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-03-312012-03-312011-12-312011-03-312010-12-31
Value1348-625345-146193154-1453-20-17-2-148211-196-165165-2-7610013
Percentage of IncomeTaxesPaidNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax5.00.3-0.20.810.9-4.30.60.10.40.1-4.40.1-0.10.0-0.00.2-0.1-4.10.10.3-5.4-0.01.54.2-0.0-0.20.35.00.10.2

Profit Loss

us-gaap:ProfitLoss



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value-2916275175285675021005-130542-992387383445215-183375314-736183342419566779497601551781656255-243-73293848220116652
Percentage of ProfitLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-10.821.017.517.817.914.830.0-3.915.9-27.311.811.413.06.3-5.511.99.8-20.24.99.911.614.318.212.614.914.723.121.48.9-11.2-3.914.53.84.210.48.52.5

us-gaap:StatementEquityComponents

us-gaap:NoncontrollingInterest



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312016-12-312016-09-302015-12-312015-09-302013-03-312012-03-31
Value15171110118273111865-41-3364-94
Percentage of ProfitLoss-5.22.72.11.91.91.627.2-8.53.32.8-2.75.6-1.655.5128.8
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.60.60.40.30.30.28.10.30.50.20.2-1.1-0.111.9-5.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:NoncontrollingInterest0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:Parent



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312016-12-312016-09-302015-12-312015-09-302013-03-312012-03-31
Value-306610506518556494732-141524209-188-69518629221
Percentage of ProfitLoss105.297.397.998.198.198.472.8108.596.797.2102.794.4101.644.5-28.8
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-11.420.417.117.417.514.621.8-4.315.36.2-5.6-19.15.09.51.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:Parent0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:RetainedEarnings



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312016-12-312016-09-302015-12-312015-09-302013-03-312012-03-31
Value-306610506518556494732-141524209-188-69518629221
Percentage of ProfitLoss105.297.397.998.198.198.472.8108.596.797.2102.794.4101.644.5-28.8
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-11.420.417.117.417.514.621.8-4.315.36.2-5.6-19.15.09.51.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:RetainedEarnings0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Comprehensive Income Net Of Tax

us-gaap:ComprehensiveIncomeNetOfTax



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-09-302011-06-302011-03-31
Value-35661570578378659927-164507-1078387435508105-191232362-828149235253103347278249337285254186-40823321199
Percentage of ComprehensiveIncomeNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-1.322.219.319.511.919.427.6-4.914.8-29.711.812.914.83.1-5.77.411.3-22.84.06.87.02.68.17.16.29.08.48.36.5-1.80.410.610.85.1

Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest

us-gaap:ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-09-302011-06-302011-03-31
Value153881550339-5-61144265653-1-41-39-1055347819725826550233139-1-1155769-32
Percentage of ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.61.30.30.50.20.010.1-0.2-0.20.31.30.80.10.20.20.1-0.0-1.1-0.10.3-0.314.011.15.06.47.114.810.81.4-0.0-6.22.63.5-1.7

Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest

us-gaap:ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-09-302011-06-302011-03-31
Value-206995785933836591266-169501-1067431461513111-186235361-869146244243656825475507602787585225-41-10729028067
Percentage of ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-0.723.419.620.012.119.437.8-5.114.7-29.413.113.715.03.3-5.67.511.3-23.93.97.06.816.619.212.112.516.023.319.17.8-1.9-5.813.114.33.5

Net Income Loss

us-gaap:NetIncomeLoss



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value-306610506518556494732-141524-1006373376440209-188372315-695186333429126329284287286277292200-126211551511321556310
Percentage of NetIncomeLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-11.420.417.117.417.514.621.8-4.315.3-27.711.411.212.96.2-5.611.89.9-19.15.09.611.93.27.77.27.17.68.29.57.0-5.81.17.76.96.88.03.20.5

Net Income Loss Available To Common Stockholders Basic

us-gaap:NetIncomeLossAvailableToCommonStockholdersBasic



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-09-302011-06-30
Value-306610506518556483693-180485-1045334337401170-227333276-721186333429126329284287286277292200-12621152132
Percentage of NetIncomeLossAvailableToCommonStockholdersBasic100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-11.420.417.117.417.514.220.7-5.414.2-28.810.210.011.75.0-6.810.68.6-19.85.09.611.93.27.77.27.17.68.29.57.0-5.81.16.96.8

us-gaap:StatementClassOfStock

kmi:ClassP



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-09-302011-06-30
Value-309607503515553480689-182483-1046332336399169-228332275-724182330426123327281284283276291116-4862421
Percentage of NetIncomeLossAvailableToCommonStockholdersBasic101.099.599.499.499.599.499.4101.199.6100.199.499.799.599.4100.499.799.6100.497.899.199.397.699.498.999.099.099.699.758.038.128.615.815.9
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-11.520.317.017.317.414.120.5-5.514.1-28.810.110.011.75.0-6.810.68.6-19.94.99.511.83.17.67.17.07.58.29.54.0-2.20.31.11.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax kmi:ClassP0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Net Income Loss Attributable To Noncontrolling Interest

us-gaap:NetIncomeLossAttributableToNoncontrollingInterest



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value151711101182731118141475653-1-41-39-1044045021331426550436455-117-94137-67-504610342
Percentage of NetIncomeLossAttributableToNoncontrollingInterest100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.60.60.40.30.30.28.10.30.50.40.40.20.10.20.20.1-0.0-1.1-0.10.3-0.311.110.55.47.87.114.911.91.9-5.4-5.16.8-3.1-2.62.45.32.0

Assets

us-gaap:Assets



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302010-12-31
Value735307415776931766957629278866790637831579011790558035180203797938030581604843178422984104856778561086164831987711876364760547518574575741206830868185700536957530370307173015728908
Percentage of Assets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ConsolidationItems

us-gaap:CorporateNonSegment



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312015-12-31
Value306119662606271026975664622931933231338249415158546961086694
Percentage of Assets4.22.73.43.53.57.27.94.14.14.36.16.46.97.68.0
Percentage of Assets4.22.73.43.53.57.27.94.14.14.36.16.46.97.68.0
Percentage of Assets us-gaap:CorporateNonSegment100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:StatementBusinessSegments

kmi:Co2



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-31
Value292635233757372937473928388139313938394640164106410440654211431745484706490651245318522749264761473447084611458041744148412341694015
Percentage of Assets4.04.84.94.94.95.04.95.05.05.05.05.15.15.15.25.15.45.65.76.06.26.36.46.26.26.36.26.26.16.15.96.013.1
Percentage of Assets4.04.84.94.94.95.04.95.05.05.05.05.15.15.15.25.15.45.65.76.06.26.36.46.26.26.36.26.26.16.15.96.013.1
Percentage of Assets kmi:Co2100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

kmi:NaturalGasPipelines



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-31
Value493935031051164507505036050261511005065951224511735102150858504185042850428536775345653704547255445054539525235251352081519275235752146518944642246540321354682312359
Percentage of Assets67.267.866.566.266.063.764.664.764.864.763.563.463.262.861.863.763.563.963.963.663.363.168.168.268.369.669.970.068.068.345.967.340.2
Percentage of Assets67.267.866.566.266.063.764.664.764.864.763.563.463.262.861.863.763.563.963.963.663.363.168.168.268.369.669.970.068.068.345.967.340.2
Percentage of Assets kmi:NaturalGasPipelines100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

kmi:ProductsPipelines



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-31
Value931094689501954395389598849785118564853985058421835383298348836085128464847184028364717970456927680166486466636061496089597259245745
Percentage of Assets12.712.812.412.412.512.210.710.910.810.810.610.510.510.410.29.910.110.19.99.89.78.69.19.18.98.88.78.69.08.98.58.518.7
Percentage of Assets12.712.812.412.412.512.210.710.910.810.810.610.510.510.410.29.910.110.19.99.89.78.69.19.18.98.88.78.69.08.98.58.518.7
Percentage of Assets kmi:ProductsPipelines100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

kmi:Terminals



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-31
Value884088909903996399509415935697549876993599189898980997259838967394679083921292129071885084688340793868886673638461515931568654875272
Percentage of Assets12.012.012.913.013.011.911.812.512.512.612.312.312.312.112.111.511.210.810.810.810.510.611.010.910.49.28.98.69.08.78.17.917.2
Percentage of Assets12.012.012.913.013.011.911.812.512.512.612.312.312.312.112.111.511.210.810.810.810.510.611.010.910.49.28.98.69.08.78.17.917.2
Percentage of Assets kmi:Terminals100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Liabilities

us-gaap:Liabilities



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302010-12-31
Value392733926841656414364113143669431644324043353439314382743989447884550346636488444868348701498355010550805487724834947709476204690046273455814400044086461554638522248221492140920369
Percentage of Liabilities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets53.453.054.154.053.955.454.655.254.955.654.554.856.156.757.157.957.857.958.258.559.058.662.762.562.662.462.061.564.464.765.966.773.372.171.070.5

Liabilities And Stockholders Equity

us-gaap:LiabilitiesAndStockholdersEquity



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302010-12-31
Value735307415776931766957629278866790637831579011790558035180203797938030581604843178422984104856778561086164831987711876364760547518574575741206830868185700536957530370307173015728908
Percentage of LiabilitiesAndStockholdersEquity100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Stockholders Equity

us-gaap:StockholdersEquity



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302010-12-31
Value33106337423363333638336123367833487330353366733636352253514934645344313460635111351803511935514351723502934076125451262012800130931326513654136752409914146142203116332034553439
Percentage of StockholdersEquity100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets45.045.543.743.944.142.742.442.242.642.543.843.843.442.942.441.641.841.841.541.140.741.016.316.516.817.417.818.420.035.320.220.410.310.811.511.9

Assets Current

us-gaap:AssetsCurrent



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302010-12-31
Value309632382365230022625722576626342628271526132726267532293363247024812824306729363289375234863367366238683591377236863674512253313902166314781786
Percentage of AssetsCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets4.24.43.13.03.07.37.33.43.33.43.33.43.44.04.12.92.93.43.63.43.84.54.54.44.85.14.85.15.45.47.37.712.85.44.96.2

Cash And Cash Equivalents At Carrying Value

us-gaap:CashAndCashEquivalentsAtCarryingValue



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302010-12-312010-09-302009-12-31
Value360185241213221328034592712942645394523966843571801752291791632593154723635135988161017110671477567532273502196165
Percentage of CashAndCashEquivalentsAtCarryingValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.50.20.30.30.34.24.40.30.40.30.70.60.50.90.40.20.20.30.20.20.30.40.60.50.70.81.11.41.61.01.11.00.00.00.91.70.00.0

Accounts Receivable Net Current

us-gaap:AccountsReceivableNetCurrent



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312013-12-312013-09-302013-06-302013-03-312012-12-31
Value118613701273122713101498138413571349144811941184126313701282127812031315140413491420164117211420148812901333
Percentage of AccountsReceivableNetCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets1.61.81.71.61.71.91.81.71.71.81.51.51.61.71.61.51.41.61.61.61.62.02.31.92.01.92.0

Inventory Net

us-gaap:InventoryNet



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302010-12-31
Value30737140545042938538342044242442843838035732536136440744547445345946146041743043542838937432231317710910192
Percentage of InventoryNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.40.50.50.60.60.50.50.50.60.50.50.50.50.40.40.40.40.50.50.60.50.60.60.60.50.60.60.60.60.50.50.40.60.40.30.3

Other Assets Current

us-gaap:OtherAssetsCurrent



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302010-12-31
Value213279275264196225227254217238176187156337230338285366460493540746635582446552492382308821625787276068104
Percentage of OtherAssetsCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.30.40.40.30.30.30.30.30.30.30.20.20.20.40.30.40.30.40.50.60.60.90.80.80.60.70.70.50.51.20.91.10.10.20.20.4

Land

Noncurrent Assets

Property Plant And Equipment Gross

Accumulated Depreciation Depletion And Amortization Property Plant And Equipment

Property Plant And Equipment Net

us-gaap:PropertyPlantAndEquipmentNet



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302010-12-31
Value360413641937934378403778237897377953990540333401553986739423390233870538780411994104240547406084058640289385643810037607369523584735275345993120130996308813061317304179261771517070
Percentage of PropertyPlantAndEquipmentNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets49.049.149.349.349.548.147.851.051.050.849.649.248.948.247.548.948.748.247.447.446.846.449.449.248.647.747.346.745.745.544.144.057.058.458.759.1

Long Term Investments

us-gaap:LongTermInvestments



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302010-12-31
Value788677598387812477707481743272937420729874847442713670277358620260356040594360286011603660415862596259516044608557735804613561142180374436684291
Percentage of LongTermInvestments100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets10.710.510.910.610.29.59.49.39.49.29.39.38.98.89.07.47.27.26.97.07.07.37.87.77.87.98.18.28.58.58.88.87.212.212.214.8

Investments In Affiliates Subsidiaries Associates And Joint Ventures

Goodwill

us-gaap:Goodwill



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302010-12-31
Value20851214512196421964219652196521965221532215722162221642215922154221522216323802238012379024952249652490724654246422465324563245042449424493235692357223557234534829507349404830
Percentage of Goodwill100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets28.428.928.628.628.827.927.828.328.028.027.627.627.827.627.228.228.328.329.129.228.929.632.032.332.332.632.833.034.534.633.633.715.916.516.416.7

Intangible Assets Net Excluding Goodwill

us-gaap:IntangibleAssetsNetExcludingGoodwill



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302010-12-31
Value26162676272927822826288029352989304430993153320832633318338434403496355136193677376223022337236724032438247424851151117111921142116411841201339
Percentage of IntangibleAssetsNetExcludingGoodwill100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets3.63.63.53.63.73.73.73.83.93.93.94.04.14.14.14.14.24.24.24.34.42.83.03.13.23.23.33.41.71.71.71.63.83.94.01.2

Deferred Tax Assets Liabilities Net

Other Assets Noncurrent

us-gaap:OtherAssetsNoncurrent



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312012-12-31
Value219517572228219820401355129613881543158216381626147815221961222922712029216120092361223925122508251225772968
Percentage of OtherAssetsNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets3.02.42.92.92.71.71.61.82.02.02.02.01.91.92.42.62.72.42.52.32.72.73.33.33.33.44.4

Liabilities Current

us-gaap:LiabilitiesCurrent



Period End2020-03-312019-12-312019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302010-12-31
Value56085100565950097557548953795429618161746363668959246044656643964065619164996784636260856487606860756415733355825209686061323708452943953644
Percentage of LiabilitiesCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets7.66.97.46.69.66.96.96.97.87.77.98.47.47.47.85.24.87.27.67.97.67.98.58.08.18.69.98.27.69.88.812.214.714.612.6

Debt Current

us-gaap:DebtCurrent



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312012-12-312011-12-31
Value354024774406305425023388233721322494282831563224392826962944341917028213003315434352717230726232412230624012899
Percentage of DebtCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets4.83.35.74.03.34.33.02.73.23.63.94.04.93.43.64.12.01.03.53.74.03.33.03.43.23.13.59.4

us-gaap:CreditFacility

kmi:A5yearDue2023SeniorUnsecuredRevolvingCreditFacilities



Period End2020-03-31
Value0.0
Percentage of DebtCurrent0.0
Percentage of Assets0.0
Percentage of Assets kmi:A5yearDue2023SeniorUnsecuredRevolvingCreditFacilities0.0

us-gaap:DebtInstrument

kmi:A2.65DueFebruary2019Notes



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312017-12-31
Value75000008000
Percentage of DebtCurrent21.20.00.00.00.023.60.0
Percentage of Assets1.00.00.00.00.01.00.0
Percentage of Assets kmi:A2.65DueFebruary2019Notes0.00.00.00.00.00.00.0

kmi:A5.30dueSeptember2020



Period End2020-03-312019-12-312019-09-302018-12-31
Value6006006000
Percentage of DebtCurrent16.924.213.60.0
Percentage of Assets0.80.80.80.0
Percentage of Assets kmi:A5.30dueSeptember20200.00.00.00.0

kmi:A5.80DueMarch2021Notes



Period End2020-03-312019-12-31
Value4000
Percentage of DebtCurrent11.30.0
Percentage of Assets0.50.0
Percentage of Assets kmi:A5.80DueMarch2021Notes0.00.0

kmi:A6.50DueApril2020Notes



Period End2020-03-312019-12-312019-09-302019-06-302018-12-31
Value5355355355350
Percentage of DebtCurrent15.121.612.117.50.0
Percentage of Assets0.70.70.70.70.0
Percentage of Assets kmi:A6.50DueApril2020Notes0.00.00.00.00.0

kmi:A6.50dueSeptember2020



Period End2020-03-312019-12-312019-09-302018-12-31
Value3493493490
Percentage of DebtCurrent9.914.17.90.0
Percentage of Assets0.50.50.50.0
Percentage of Assets kmi:A6.50dueSeptember20200.00.00.00.0

kmi:A6.85dueFebruary2020



Period End2020-03-312019-12-312019-09-302019-06-302018-12-31
Value07007007000
Percentage of DebtCurrent0.028.315.922.90.0
Percentage of Assets0.00.90.90.90.0
Percentage of Assets kmi:A6.85dueFebruary20200.00.00.00.00.0

kmi:A9.00DueFebruary2019Notes



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value7500000500
Percentage of DebtCurrent21.20.00.00.00.014.8
Percentage of Assets1.00.00.00.00.00.6
Percentage of Assets kmi:A9.00DueFebruary2019Notes0.00.00.00.00.00.0

us-gaap:DebtInstrument, dei:LegalEntity

kmi:Kmi1000LiquidationValueSeriesFixedToFloatingRateTermCumulativePreferredStock, kmi:KinderMorganGPInc



Period End2020-03-312019-12-312018-12-31
Value01000
Percentage of DebtCurrent0.04.00.0
Percentage of Assets0.00.10.0
Percentage of Assets kmi:Kmi1000LiquidationValueSeriesFixedToFloatingRateTermCumulativePreferredStock kmi:KinderMorganGPInc0.00.00.0

us-gaap:ShortTermDebtType

us-gaap:CommercialPaper



Period End2020-03-312019-12-312019-09-302019-06-302018-12-31
Value037532136433
Percentage of DebtCurrent0.01.512.14.512.8
Percentage of Assets0.00.00.70.20.5
Percentage of Assets us-gaap:CommercialPaper0.00.00.00.00.0

us-gaap:NotesPayableOtherPayables



Period End2020-03-312019-12-312019-09-302019-06-302018-12-31
Value4545454544
Percentage of DebtCurrent1.31.81.01.51.3
Percentage of Assets0.10.10.10.10.1
Percentage of Assets us-gaap:NotesPayableOtherPayables0.00.00.00.00.0

Long Term Debt Current

Accounts Payable Current

us-gaap:AccountsPayableCurrent



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302010-12-31
Value752914916900101213371307126912211340135813531214125711921087101713241226129313931588154315011575167614271326111112001066947629728640647
Percentage of AccountsPayableCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets1.01.21.21.21.31.71.71.61.51.71.71.71.51.61.51.31.21.61.41.51.61.92.02.02.12.21.91.81.61.81.51.42.12.42.12.2

Accounts Payable And Accrued Liabilities Current

Other Accrued Liabilities Current

us-gaap:OtherAccruedLiabilitiesCurrent



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302010-12-31
Value684797760876870806135710889981101941878839108571210258959271077103210191037113011111037944162414211114967934901377290258215
Percentage of OtherAccruedLiabilitiesCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.91.11.01.11.11.01.71.41.31.41.21.11.11.40.91.21.11.11.31.21.21.21.51.51.41.32.21.91.61.41.31.31.20.90.90.7

Taxes Payable Current

us-gaap:TaxesPayableCurrent



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312017-12-31
Value295364384298289483256
Percentage of TaxesPayableCurrent100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.40.50.50.40.40.60.3

Accrued Income Taxes Current

Other Liabilities Current

Liabilities Noncurrent

us-gaap:LiabilitiesNoncurrent



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312012-12-31
Value336653416834830357773612236112376753786137924377503765337626380993957940592422784428744636436444360644021424104226441222415524082538917
Percentage of LiabilitiesNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets45.846.145.346.647.345.847.748.348.047.846.946.947.749.349.750.152.653.150.950.951.151.054.854.054.654.357.1

Long Term Debt

Long Term Debt Noncurrent

us-gaap:LongTermDebtNoncurrent



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302010-12-31
Value314053191532111330053332833936352683536635543350153511635100354643735438518402014210542406416304139941824402463563634521347993388733038315823151432000324753383315230143561385113812
Percentage of LongTermDebtNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets42.743.041.743.043.743.044.645.245.044.343.743.844.446.547.247.750.050.448.648.448.548.446.245.245.845.144.342.646.146.946.448.650.146.745.947.8

Deferred Tax Liabilities Noncurrent

Pension And Other Postretirement Defined Benefit Plans Liabilities Noncurrent

Minority Interest

us-gaap:MinorityInterest



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302010-12-31
Value3583448418468448531779145914681488129910653603713623623662843283333303501622416035156341519215037148851063310234975289705006524752925099
Percentage of MinorityInterest100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.50.51.11.11.11.12.31.91.91.91.61.30.50.50.40.40.40.30.40.40.40.421.021.020.620.220.220.115.615.013.912.916.517.117.517.6

Other Liabilities Noncurrent

Stockholders Equity

us-gaap:StockholdersEquity



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302010-12-31
Value33106337423363333638336123367833487330353366733636352253514934645344313460635111351803511935514351723502934076125451262012800130931326513654136752409914146142203116332034553439
Percentage of StockholdersEquity100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets45.045.543.743.944.142.742.442.242.642.543.843.843.442.942.441.641.841.841.541.140.741.016.316.516.817.417.818.420.035.320.220.410.310.811.511.9

Common Stock Value

us-gaap:CommonStockValue



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302014-12-31
Value2323232323232222222222222222222222222221
Percentage of CommonStockValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Retained Earnings Accumulated Deficit

us-gaap:RetainedEarningsAccumulatedDeficit



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302010-12-31
Value-8568-7693-7733-7671-7619-7716-7744-7993-7365-7754-6429-6482-6540-6669-6560-6053-6106-6103-4242-2106-1776-1661-1510-1372-1284-1153-1035-943-733-556-202-3560
Percentage of RetainedEarningsAccumulatedDeficit100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0
Percentage of Assets-11.7-10.4-10.1-10.0-10.0-9.8-9.8-10.2-9.3-9.8-8.0-8.1-8.2-8.3-8.0-7.2-7.2-7.3-5.0-2.5-2.3-2.2-2.0-1.8-1.7-1.6-1.5-1.4-1.0-0.8-0.7-0.00.20.0

Accumulated Other Comprehensive Income Loss Net Of Tax

us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302010-12-31
Value-62-333-384-448-508-330-495-690-667-541-469-483-593-661-557-554-414-461-328-291-193-17-50-68-62-24-97-148-157-119-56-42-128-114-32-136
Percentage of AccumulatedOtherComprehensiveIncomeLossNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets-0.1-0.4-0.5-0.6-0.7-0.4-0.6-0.9-0.8-0.7-0.6-0.6-0.7-0.8-0.7-0.7-0.5-0.5-0.4-0.3-0.2-0.0-0.1-0.1-0.1-0.0-0.1-0.2-0.2-0.2-0.1-0.1-0.4-0.4-0.1-0.5

Net Cash Provided By Used In Operating Activities

us-gaap:NetCashProvidedByUsedInOperatingActivities



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-03-312012-03-312011-12-312011-03-312010-12-31
Value893162710231463635166890714949741294114112808861292115112941050179696912821256975128910851118767560777483690
Percentage of NetCashProvidedByUsedInOperatingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax33.254.534.649.220.049.127.145.028.535.634.838.025.938.134.641.232.949.426.137.034.924.730.027.627.625.130.238.525.035.3

Net Cash Provided By Used In Investing Activities

us-gaap:NetCashProvidedByUsedInInvestingActivities



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-03-312012-03-312011-12-312011-03-312010-12-31
Value335896-815-981-814-7542118-707-725-876-913-936-637-658833-736-1144-984-978-969-2775-1190-1313-888-1819-116-365-576-227-385
Percentage of NetCashProvidedByUsedInInvestingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax12.530.0-27.6-33.0-25.7-22.263.2-21.3-21.2-24.1-27.8-27.8-18.6-19.425.0-23.4-35.8-27.1-26.4-28.0-77.1-30.1-30.6-22.6-44.9-3.8-19.7-28.6-11.7-19.7

Net Cash Provided By Used In Financing Activities

us-gaap:NetCashProvidedByUsedInFinancingActivities



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-03-312012-03-312011-12-312011-03-312010-12-31
Value-487-2585-187-505-2908-971157-801-209-687-159-297-538-305-1806-55335-75928-410146860138-353626-253-119-70-5700
Percentage of NetCashProvidedByUsedInFinancingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-18.1-86.6-6.3-17.0-91.7-28.64.7-24.1-6.1-18.9-4.8-8.8-15.7-9.0-54.2-17.61.1-20.90.8-11.840.81.53.2-9.015.5-8.3-6.4-3.5-29.5-0.0

Net Cash Provided By Used In Operating Activities

us-gaap:NetCashProvidedByUsedInOperatingActivities



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-03-312012-03-312011-12-312011-03-312010-12-31
Value893162710231463635166890714949741294114112808861292115112941050179696912821256975128910851118767560777483690
Percentage of NetCashProvidedByUsedInOperatingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax33.254.534.649.220.049.127.145.028.535.634.838.025.938.134.641.232.949.426.137.034.924.730.027.627.625.130.238.525.035.3

Net Income Loss

us-gaap:NetIncomeLoss



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value-306610506518556494732-141524-1006373376440209-188372315-695186333429126329284287286277292200-126211551511321556310
Percentage of NetIncomeLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-11.420.417.117.417.514.621.8-4.315.3-27.711.411.212.96.2-5.611.89.9-19.15.09.611.93.27.77.27.17.68.29.57.0-5.81.17.76.96.88.03.20.5

Profit Loss

us-gaap:ProfitLoss



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value-2916275175285675021005-130542-992387383445215-183375314-736183342419566779497601551781656255-243-73293848220116652
Percentage of ProfitLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-10.821.017.517.817.914.830.0-3.915.9-27.311.811.413.06.3-5.511.99.8-20.24.99.911.614.318.212.614.914.723.121.48.9-11.2-3.914.53.84.210.48.52.5

us-gaap:StatementEquityComponents

us-gaap:NoncontrollingInterest



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312016-12-312016-09-302015-12-312015-09-302013-03-312012-03-31
Value15171110118273111865-41-3364-94
Percentage of ProfitLoss-5.22.72.11.91.91.627.2-8.53.32.8-2.75.6-1.655.5128.8
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.60.60.40.30.30.28.10.30.50.20.2-1.1-0.111.9-5.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:NoncontrollingInterest0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:Parent



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312016-12-312016-09-302015-12-312015-09-302013-03-312012-03-31
Value-306610506518556494732-141524209-188-69518629221
Percentage of ProfitLoss105.297.397.998.198.198.472.8108.596.797.2102.794.4101.644.5-28.8
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-11.420.417.117.417.514.621.8-4.315.36.2-5.6-19.15.09.51.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:Parent0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:RetainedEarnings



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312016-12-312016-09-302015-12-312015-09-302013-03-312012-03-31
Value-306610506518556494732-141524209-188-69518629221
Percentage of ProfitLoss105.297.397.998.198.198.472.8108.596.797.2102.794.4101.644.5-28.8
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-11.420.417.117.417.514.621.8-4.315.36.2-5.6-19.15.09.51.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:RetainedEarnings0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Depreciation Depletion And Amortization

us-gaap:DepreciationDepletionAndAmortization



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value565661578579593587569571570564562577558557549552551584617570538522520502496467442412403333274284287258250265261
Percentage of DepreciationDepletionAndAmortization100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ConsolidationItems

us-gaap:CorporateNonSegment



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-30
Value565-1724578579593-1685569571570-1674562577558-1630549552551-1703617
Percentage of DepreciationDepletionAndAmortization100.0-260.8100.0100.0100.0-287.1100.0100.0100.0-296.8100.0100.0100.0-292.6100.0100.0100.0-291.6100.0

Increase Decrease In Inventories

us-gaap:IncreaseDecreaseInInventories



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-03-312012-03-312011-12-312011-03-312010-12-31
Value-59-32-45215223-32-21154-7583519-19-3-46-32-3640-61534-101373-26033
Percentage of IncreaseDecreaseInInventories100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0

Net Cash Provided By Used In Investing Activities

us-gaap:NetCashProvidedByUsedInInvestingActivities



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-03-312012-03-312011-12-312011-03-312010-12-31
Value335896-815-981-814-7542118-707-725-876-913-936-637-658833-736-1144-984-978-969-2775-1190-1313-888-1819-116-365-576-227-385
Percentage of NetCashProvidedByUsedInInvestingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax12.530.0-27.6-33.0-25.7-22.263.2-21.3-21.2-24.1-27.8-27.8-18.6-19.425.0-23.4-35.8-27.1-26.4-28.0-77.1-30.1-30.6-22.6-44.9-3.8-19.7-28.6-11.7-19.7

Payments To Acquire Property Plant And Equipment

us-gaap:PaymentsToAcquirePropertyPlantAndEquipment



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-03-312012-03-312011-12-312011-03-312010-12-31
Value44055154162455469873376670795789567266477363965981189710901012897939961872845598354355270275
Percentage of PaymentsToAcquirePropertyPlantAndEquipment100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Net Cash Provided By Used In Financing Activities

us-gaap:NetCashProvidedByUsedInFinancingActivities



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-03-312012-03-312011-12-312011-03-312010-12-31
Value-487-2585-187-505-2908-971157-801-209-687-159-297-538-305-1806-55335-75928-410146860138-353626-253-119-70-5700
Percentage of NetCashProvidedByUsedInFinancingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-18.1-86.6-6.3-17.0-91.7-28.64.7-24.1-6.1-18.9-4.8-8.8-15.7-9.0-54.2-17.61.1-20.90.8-11.840.81.53.2-9.015.5-8.3-6.4-3.5-29.5-0.0

Proceeds From Issuance Of Long Term Debt

Repayments Of Long Term Debt

Payments Of Dividends

Payments Of Dividends

Payments For Repurchase Of Common Stock

us-gaap:PaymentsForRepurchaseOfCommonStock



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312014-12-312014-09-302014-06-302014-03-31
Value500002230025000094
Percentage of PaymentsForRepurchaseOfCommonStock100.00.00.00.0100.0100.00.00.0100.00.00.00.0100.0

Repayments Of Long Term Debt

Debt Instrument Interest Rate Stated Percentage

Effective Income Tax Rate Continuing Operations

us-gaap:EffectiveIncomeTaxRateContinuingOperations



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-09-302011-06-30
Value-0.260.066999999999999980.2260.2190.2330.053000000000000020.1630.2610.2320.5580.2930.3610.356-0.033999999999999921.9430.3620.3290.3730.3710.3560.348-0.040000000000000010.240.260.250.240.220.30.130.190.240.690.67
Percentage of EffectiveIncomeTaxRateContinuingOperations100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

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

Share Based Compensation

Deferred Tax Liabilities

Deferred Tax Assets Net

Unrecognized Tax Benefits

Deferred Tax Assets Valuation Allowance

Unrecognized Tax Benefits Increases Resulting From Current Period Tax Positions

Operating Lease Right Of Use Asset

Cash And Cash Equivalents Period Increase Decrease

Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312015-12-31
Value94220926824927033313560347363326620518486787289
Percentage of CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

kmi:Amortizationofexcesscostofequityinvestments



Period End2020-03-312019-03-31
Value3221
Percentage of Amortizationofexcesscostofequityinvestments100.0100.0

us-gaap:ConsolidationItems

us-gaap:CorporateNonSegment



Period End2020-03-312019-03-31
Value3221
Percentage of Amortizationofexcesscostofequityinvestments100.0100.0

kmi:ContributionFromRedeemableNoncontrollingIntAndNoncontrollingInt



Period End2020-03-312019-03-31
Value538
Percentage of ContributionFromRedeemableNoncontrollingIntAndNoncontrollingInt100.0100.0

kmi:DistributionsToRedeemableNoncontrollingInterests



Period End2020-03-312019-03-31
Value180
Percentage of DistributionsToRedeemableNoncontrollingInterests100.00.0

kmi:Gainlossondivestituresandimpairmentsofequityinvestmentsandlonglivedassets



Period End2020-03-312019-03-31
Value-9710
Percentage of Gainlossondivestituresandimpairmentsofequityinvestmentsandlonglivedassets100.00.0

kmi:MinorityInterestIncreaseFromContributionsFromNoncontrollingInterest



Period End2020-03-312019-12-312019-09-302019-06-302018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312014-12-312014-09-302014-06-302014-03-31
Value20213419752562910874129243711684
Percentage of MinorityInterestIncreaseFromContributionsFromNoncontrollingInterest100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0

us-gaap:StatementEquityComponents

us-gaap:NoncontrollingInterest



Period End2020-03-312019-12-312019-09-302019-06-302018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312014-12-312014-09-302014-06-302014-03-31
Value20213419752562910874129243711684
Percentage of MinorityInterestIncreaseFromContributionsFromNoncontrollingInterest100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0

us-gaap:EnvironmentalRemediationSite, us-gaap:RegulatoryAgency, dei:LegalEntity

kmi:NumberofLiquidTerminals

kmi:PortlandHarborSuperfundSiteWillametteRiverPortlandOregon, kmi:EnvironmentalProtectionAgency, kmi:GATXTerminalsCorporationnkaKMLT



Period End2020-03-312019-12-312019-09-30
Value2.00.00.0
Percentage of NumberofLiquidTerminals100.00.00.0

kmi:PortlandHarborSuperfundSiteWillametteRiverPortlandOregon, kmi:EnvironmentalProtectionAgency, kmi:KMBT



Period End2020-03-31
Value2.0
Percentage of NumberofLiquidTerminals100.0

us-gaap:ConsolidationItems

kmi:SegmentEarningsBeforeDepreciationDepletionAndAmortization

us-gaap:OperatingSegments



Period End2020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-30
Value9671876188119742415110919351747179919101393
Percentage of SegmentEarningsBeforeDepreciationDepletionAndAmortization100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

us-gaap:OperatingSegments, kmi:Co2



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-30
Value-7551231641961981982051571992111972212182212172041875329
Percentage of SegmentEarningsBeforeDepreciationDepletionAndAmortization-78.10.08.710.410.00.08.514.210.30.011.312.311.40.015.60.00.00.00.0

us-gaap:OperatingSegments, kmi:KinderMorganCanada



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-30
Value0000-2-26654464650504343584346466242
Percentage of SegmentEarningsBeforeDepreciationDepletionAndAmortization0.00.00.00.0-0.10.027.14.12.40.02.92.42.30.03.10.00.00.00.0

us-gaap:OperatingSegments, kmi:NaturalGasPipelines



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-30
Value11961278109210881203115597631311366418849071055713540967994131993
Percentage of SegmentEarningsBeforeDepreciationDepletionAndAmortization123.70.058.257.860.90.040.428.258.70.050.650.455.20.038.80.00.00.00.0

us-gaap:OperatingSegments, kmi:ProductsPipelines



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-30
Value269317325307276316279319259318302324287302293292177295288
Percentage of SegmentEarningsBeforeDepreciationDepletionAndAmortization27.80.017.316.314.00.011.628.813.40.017.318.015.00.021.00.00.00.00.0

us-gaap:OperatingSegments, kmi:Terminals



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-30
Value25762229529029930130127429529931430430724728630226080249
Percentage of SegmentEarningsBeforeDepreciationDepletionAndAmortization26.60.015.715.415.10.012.524.715.20.018.016.916.10.020.50.00.00.00.0

us-gaap:AdjustmentsToAdditionalPaidInCapitalShareBasedCompensationRestrictedStockUnitsRequisiteServicePeriodRecognition



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-09-302013-03-31
Value1818-71817208191819919181912181717618169161314145
Percentage of AdjustmentsToAdditionalPaidInCapitalShareBasedCompensationRestrictedStockUnitsRequisiteServicePeriodRecognition100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:StatementEquityComponents

us-gaap:AdditionalPaidInCapital



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-09-302013-03-312012-03-31
Value1818-718172081918199191819121817176181691613141453
Percentage of AdjustmentsToAdditionalPaidInCapitalShareBasedCompensationRestrictedStockUnitsRequisiteServicePeriodRecognition100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0

us-gaap:Parent



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-09-302013-03-312012-03-31
Value1818-718172081918199191819121817176181691613141453
Percentage of AdjustmentsToAdditionalPaidInCapitalShareBasedCompensationRestrictedStockUnitsRequisiteServicePeriodRecognition100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0

us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecurities

us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount

us-gaap:RestrictedStock



Period End2020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-31
Value12131313131010877777
Percentage of AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:StatementEquityComponents

us-gaap:AociIncludingPortionAttributableToNoncontrollingInterestPeriodIncreaseDecrease

us-gaap:AccumulatedDefinedBenefitPlansAdjustment



Period End2020-03-312019-03-31
Value118
Percentage of AociIncludingPortionAttributableToNoncontrollingInterestPeriodIncreaseDecrease100.0100.0

us-gaap:AccumulatedOtherComprehensiveIncome



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-30
Value271516460-178165195
Percentage of AociIncludingPortionAttributableToNoncontrollingInterestPeriodIncreaseDecrease2463.60.00.00.0-2225.00.00.0

us-gaap:AccumulatedTranslationAdjustment



Period End2020-03-312019-03-31
Value116
Percentage of AociIncludingPortionAttributableToNoncontrollingInterestPeriodIncreaseDecrease9.1200.0

us-gaap:AociDerivativeQualifyingAsHedgeExcludedComponentParent



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-30
Value259-746045-202250-76
Percentage of AociIncludingPortionAttributableToNoncontrollingInterestPeriodIncreaseDecrease2354.50.00.00.0-2525.00.00.0

us-gaap:PropertyPlantAndEquipmentByType, us-gaap:StatementBusinessSegments

us-gaap:AssetImpairmentCharges

us-gaap:OilAndGasProperties, kmi:Co2



Period End2020-03-312019-03-31
Value3500
Percentage of AssetImpairmentCharges100.00.0

us-gaap:StatementBusinessSegments

kmi:Co2



Period End2020-03-312016-09-302016-06-302016-03-312015-09-302015-06-30
Value950-126273889
Percentage of AssetImpairmentCharges271.40.00.00.00.00.0

kmi:ProductsPipelines



Period End2020-03-312019-03-312016-09-302016-06-302016-03-31
Value2100064
Percentage of AssetImpairmentCharges6.00.00.00.00.0

us-gaap:CapitalExpendituresIncurredButNotYetPaid



Period End2020-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302013-03-312012-03-31
Value41-52-1144-15385313
Percentage of CapitalExpendituresIncurredButNotYetPaid100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value733-5919-21-3061-2293213-1637-29410232-301
Percentage of CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:CommonStockDividendsPerShareCashPaid



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302014-12-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-31
Value0.250.250.250.250.20.199999999999999960.20.20.1250.1250.1250.1250.1250.1250.1250.1250.490.439999999999999950.430.420.410.40.380.370.350.320.31
Percentage of CommonStockDividendsPerShareCashPaid100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:CommonStockDividendsPerShareDeclared



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302014-12-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-09-302011-06-302011-03-31
Value0.26250.250.250.250.250.200000000000000070.20.20.20.1250.1250.1250.1250.1250.1250.1250.1250.1250.510.490.449999999999999960.440.430.420.410.40.380.360.350.320.30.30.14
Percentage of CommonStockDividendsPerShareDeclared100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:SubsequentEventType

us-gaap:SubsequentEvent



Period End2020-04-222020-01-222019-10-162019-07-172019-04-172019-01-162018-10-172018-07-182018-04-182018-01-172017-10-182017-07-192017-04-192017-01-182016-10-192016-07-202014-10-152014-07-162014-04-172013-03-31
Value0.26250.250.250.250.250.20.20.20.20.1250.1250.1250.1250.1250.1250.1250.440.430.420.38
Percentage of CommonStockDividendsPerShareDeclared0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0100.0

us-gaap:DeferredIncomeTaxExpenseBenefit



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-03-312012-03-312011-12-312011-03-312010-12-31
Value-69463143142-3126142-47149144917021024432037920917916811119222124616197111172963196
Percentage of DeferredIncomeTaxExpenseBenefit100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

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

us-gaap:DerivativeGainLossOnDerivativeNet

kmi:HedgedFixedRateDebt, us-gaap:FairValueHedging, us-gaap:DesignatedAsHedgingInstrument, us-gaap:InterestExpense



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value-440115-119-211-138-2027077168
Percentage of DerivativeGainLossOnDerivativeNet100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:InterestRateContract, us-gaap:FairValueHedging, us-gaap:DesignatedAsHedgingInstrument, us-gaap:InterestExpense



Period End2020-03-312019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-31
Value433128-43770771689917-473648381-120-284133-283256-139-11725-57-55
Percentage of DerivativeGainLossOnDerivativeNet-98.4-92.8216.3100.0100.0100.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:IncomeStatementLocation

us-gaap:Sales



Period End2020-03-312019-03-31
Value10423
Percentage of DerivativeGainLossOnDerivativeNet-23.6-16.7

us-gaap:DerivativeInstrumentRisk

us-gaap:DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsGainLossNet

us-gaap:EnergyRelatedDerivative



Period End2020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-31
Value12112158-65-452-10-161218-21-5452-6175-3946156-100
Percentage of DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsGainLossNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0

us-gaap:DerivativeInstrumentRisk, us-gaap:IncomeStatementLocation

us-gaap:EnergyRelatedDerivative, us-gaap:CostOfSales



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-31
Value4-40-1-210100000413-5-203-3-4-3-310
Percentage of DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsGainLossNet3.30.00.0-6.7-25.00.0-0.0-2.20.0-0.0-0.00.00.0-19.0-20.075.0-9.633.30.0-7.7-6.5-26.7-50.030.00.0

us-gaap:EnergyRelatedDerivative, us-gaap:Sales



Period End2020-03-312019-03-31
Value11710
Percentage of DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsGainLossNet96.7125.0

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

us-gaap:DerivativeNonmonetaryNotionalAmountVolume

kmi:CrudeOilBasis, us-gaap:EnergyRelatedDerivative, us-gaap:DesignatedAsHedgingInstrument, us-gaap:Short



Period End2020-03-312019-12-312019-09-30
Value6.2-1.6000000000000005-1.5
Percentage of DerivativeNonmonetaryNotionalAmountVolume100.0100.0100.0

kmi:CrudeOilBasis, us-gaap:EnergyRelatedDerivative, us-gaap:Nondesignated, us-gaap:Short



Period End2020-03-312019-12-312019-09-30
Value2.4-0.9000000000000004-0.5
Percentage of DerivativeNonmonetaryNotionalAmountVolume38.756.233.3

kmi:CrudeOilFixedPrice, us-gaap:EnergyRelatedDerivative, us-gaap:DesignatedAsHedgingInstrument, us-gaap:Short



Period End2020-03-312019-12-312019-09-30
Value18.9-0.39999999999999861.3000000000000007
Percentage of DerivativeNonmonetaryNotionalAmountVolume304.825.0-86.7

kmi:CrudeOilFixedPrice, us-gaap:EnergyRelatedDerivative, us-gaap:Nondesignated, us-gaap:Short



Period End2020-03-312019-12-312019-09-30
Value0.70.00.10000000000000009
Percentage of DerivativeNonmonetaryNotionalAmountVolume11.3-0.0-6.7

kmi:NaturalGasBasis, us-gaap:EnergyRelatedDerivative, us-gaap:DesignatedAsHedgingInstrument, us-gaap:Short



Period End2020-03-312019-12-312019-09-30
Value31.3-13.70.7999999999999972
Percentage of DerivativeNonmonetaryNotionalAmountVolume504.8856.2-53.3

kmi:NaturalGasBasis, us-gaap:EnergyRelatedDerivative, us-gaap:Nondesignated, us-gaap:Long



Period End2020-03-31
Value23.4
Percentage of DerivativeNonmonetaryNotionalAmountVolume377.4

kmi:NaturalGasFixedPrice, us-gaap:EnergyRelatedDerivative, us-gaap:DesignatedAsHedgingInstrument, us-gaap:Short



Period End2020-03-312019-12-312019-09-30
Value35.7-15.7-9.899999999999999
Percentage of DerivativeNonmonetaryNotionalAmountVolume575.8981.2660.0

kmi:NaturalGasFixedPrice, us-gaap:EnergyRelatedDerivative, us-gaap:Nondesignated, us-gaap:Short



Period End2020-03-312019-12-312019-09-30
Value17.3-3.10000000000000056.6000000000000005
Percentage of DerivativeNonmonetaryNotionalAmountVolume279.0193.7-440.0

kmi:NaturalGasLiquidsFixedPrice, us-gaap:EnergyRelatedDerivative, us-gaap:DesignatedAsHedgingInstrument, us-gaap:Short



Period End2020-03-312019-12-312019-09-30
Value1.20.40.20000000000000007
Percentage of DerivativeNonmonetaryNotionalAmountVolume19.4-25.0-13.3

kmi:NaturalGasLiquidsFixedPrice, us-gaap:EnergyRelatedDerivative, us-gaap:Nondesignated, us-gaap:Short



Period End2020-03-312019-12-312019-09-30
Value1.7-0.300000000000000270.10000000000000009
Percentage of DerivativeNonmonetaryNotionalAmountVolume27.418.8-6.7

us-gaap:DividendsCommonStockCash



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-06-302013-03-31
Value569570569569455455444442277280280280280279280280279114010781044962456444435425395384
Percentage of DividendsCommonStockCash100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:StatementEquityComponents

us-gaap:Parent



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-06-302013-03-31
Value569570569569455455444442277280280280280279280280279114010781044962456444435425395384
Percentage of DividendsCommonStockCash100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:RetainedEarnings



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-06-302013-03-31
Value569570569569455455444442277280280280280279280280279114010781044962456444435425395384
Percentage of DividendsCommonStockCash100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:EarningsPerShareBasicAndDiluted



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
Value-0.140.270.220.230.240.210000000000000020.31-0.080.22-0.470.150.15
Percentage of EarningsPerShareBasicAndDiluted100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value-83-2226-17231-2-3-61891
Percentage of EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-09-302011-06-30
Value0.210.00.210.210.210.00.210.210.210.00.350.350.350.00.350.350.350.00.350.350.350.00.350.00.350.350.350.350.350.350.350.350.35
Percentage of EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate100.00.0100.0100.0100.00.0100.0100.0100.00.0100.0100.0100.00.0100.0100.0100.00.0100.0100.0100.00.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:LitigationCase, us-gaap:EnvironmentalRemediationContingency, us-gaap:LitigationStatus

us-gaap:EnvironmentalRemediationExpense

kmi:LowerPassaicRiverStudyArea, kmi:EPApreferredalternativeestimate, us-gaap:PendingLitigation



Period End2020-03-312019-12-312019-09-302019-06-302019-03-31
Value17000001700
Percentage of EnvironmentalRemediationExpense100.00.00.00.0100.0

us-gaap:EquityMethodInvestmentDividendsOrDistributions



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-31
Value1521781551331241481141101275616210610211011811291102102959287110107779510498101
Percentage of EquityMethodInvestmentDividendsOrDistributions100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DerivativeInstrumentRisk, us-gaap:HedgingDesignation

us-gaap:GainLossOnDerivativeInstrumentsNetPretax

us-gaap:EnergyRelatedDerivative, us-gaap:Nondesignated



Period End2020-03-312019-09-302019-06-302019-03-312018-09-302018-06-30
Value-74-4-6-8-14-5
Percentage of GainLossOnDerivativeInstrumentsNetPretax100.0100.0100.0100.0100.0100.0

us-gaap:GainLossOnSalesOfAssetsAndAssetImpairmentCharges



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302016-12-312016-09-30
Value-9719293100-102588-6531320-76
Percentage of GainLossOnSalesOfAssetsAndAssetImpairmentCharges100.0100.0100.0100.00.0100.0100.0100.0100.0100.0

us-gaap:IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperations, us-gaap:StatementBusinessSegments

kmi:TransMountainandTransMountainExpansionProject, kmi:KinderMorganCanada



Period End2020-03-312019-03-31
Value02
Percentage of GainLossOnSalesOfAssetsAndAssetImpairmentCharges-0.00.0

us-gaap:StatementBusinessSegments

us-gaap:AllOtherSegments



Period End2020-03-312019-03-31
Value0-2
Percentage of GainLossOnSalesOfAssetsAndAssetImpairmentCharges-0.00.0

us-gaap:ReportingUnit

us-gaap:GoodwillImpairmentLoss

kmi:Co2



Period End2020-03-312019-03-31
Value6000
Percentage of GoodwillImpairmentLoss100.00.0

us-gaap:IncomeLossFromEquityMethodInvestments



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value192-425173161192179160328220101167135175154137106948411411410210010710099100931011017265987156506957
Percentage of IncomeLossFromEquityMethodInvestments100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncreaseDecreaseInAccountsPayable



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-31
Value-20068-11-66-189485063-140135-3-24-351909828-172108-4219-241892723-140
Percentage of IncreaseDecreaseInAccountsPayable100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncreaseDecreaseInAccountsReceivable



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-03-312012-03-312011-12-312011-03-312010-12-31
Value-22212153-86-1931174910-12625211-80-1051335535-116-7862-150-2161077184-178-7-89-42-100-123
Percentage of IncreaseDecreaseInAccountsReceivable100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncreaseDecreaseInAccruedTaxesPayable



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value-59-35887-202326815-45
Percentage of IncreaseDecreaseInAccruedTaxesPayable100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncreaseDecreaseInInterestPayableNet



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-03-312012-03-312011-12-312011-03-312010-12-31
Value-202175-169187-236176-172169-195168-114121-165140-109110-159109-81123-114219-178188-154-136-203203-186184
Percentage of IncreaseDecreaseInInterestPayableNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncreaseDecreaseInOtherCurrentAssets



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-03-312012-03-312011-12-312011-03-312010-12-31
Value-5021320-128-2-325-423210-1061279-16-31-32-25-2565-7055-19-33-4465-50-63
Percentage of IncreaseDecreaseInOtherCurrentAssets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncreaseDecreaseInOtherCurrentLiabilities



Period End2020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-31
Value-126-6275-14929924-1367350-1466895-23135-12127695
Percentage of IncreaseDecreaseInOtherCurrentLiabilities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:InterestIncomeExpenseNet



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-31
Value-436-442-447-452-460-461-473-516-467-445-459-463-465-422-472-471-441-527-540-472-512-478-432-440-448-428-418-427-402
Percentage of InterestIncomeExpenseNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ConsolidationItems

us-gaap:CorporateNonSegment



Period End2020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-30
Value-436-447-452-460-473-516-467-459-463-465-474-471-441-539
Percentage of InterestIncomeExpenseNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.4100.0100.099.8

us-gaap:InterestPaidNet



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-03-312012-03-312011-12-312011-03-312010-12-31
Value6612766322626902866392976572885713526434525513886593895944105922725912895665133491232520
Percentage of InterestPaidNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ContingentConsiderationByType, us-gaap:LitigationStatus, us-gaap:LossContingenciesByNatureOfContingency, us-gaap:RegulatoryAgency, dei:LegalEntity

us-gaap:LossContingencyDamagesSoughtValue

kmi:AnnualRateReductions, us-gaap:PendingLitigation, us-gaap:UnfavorableRegulatoryAction, kmi:FederalEnergyRegulatoryCommission, kmi:SFPP



Period End2020-03-312019-12-312019-09-30
Value50200
Percentage of LossContingencyDamagesSoughtValue100.0100.00.0

us-gaap:RevenueSubjectToRefund, us-gaap:PendingLitigation, us-gaap:UnfavorableRegulatoryAction, kmi:FederalEnergyRegulatoryCommission, kmi:SFPP



Period End2020-03-312019-12-312019-09-30
Value400700
Percentage of LossContingencyDamagesSoughtValue800.0350.00.0

us-gaap:LitigationStatus, dei:LegalEntity

us-gaap:PendingLitigation, kmi:HilandPartnersHoldingsLLC



Period End2020-03-31
Value225
Percentage of LossContingencyDamagesSoughtValue450.0

us-gaap:LitigationCase, us-gaap:EnvironmentalRemediationContingency, us-gaap:LitigationStatus

us-gaap:LossContingencyNumberOfDefendants

kmi:LowerPassaicRiverStudyArea, kmi:AOCrequiredengineeringanddesignwork, us-gaap:PendingLitigation



Period End2020-03-312019-12-312019-09-302019-06-302019-03-31
Value120.00.00.00.0120.0
Percentage of LossContingencyNumberOfDefendants100.00.00.00.0100.0

us-gaap:MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-03-312012-03-31
Value313141414928252321211269767499610522515497479-375-251
Percentage of MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:StatementEquityComponents

us-gaap:NoncontrollingInterest



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-03-312012-03-31
Value313141414928252321211269767499610522515497479-375-251
Percentage of MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:StatementEquityComponents

us-gaap:OciBeforeReclassificationsNetOfTaxAttributableToParent

us-gaap:AccumulatedDefinedBenefitPlansAdjustment



Period End2020-03-312019-03-31
Value118
Percentage of OciBeforeReclassificationsNetOfTaxAttributableToParent100.0100.0

us-gaap:AccumulatedOtherComprehensiveIncome



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value234-112478-191159-61-106-1
Percentage of OciBeforeReclassificationsNetOfTaxAttributableToParent2127.30.00.00.0-2387.50.00.00.00.0

us-gaap:AccumulatedTranslationAdjustment



Period End2020-03-312019-03-31
Value116
Percentage of OciBeforeReclassificationsNetOfTaxAttributableToParent9.1200.0

us-gaap:AociDerivativeQualifyingAsHedgeExcludedComponentParent



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-30
Value222-452063-215244-87
Percentage of OciBeforeReclassificationsNetOfTaxAttributableToParent2018.20.00.00.0-2687.50.00.0

us-gaap:OperatingLeaseLeaseIncome



Period End2020-03-312019-12-312019-09-302019-06-302019-03-31
Value294291226216218
Percentage of OperatingLeaseLeaseIncome100.0100.0100.0100.0100.0

us-gaap:OtherComprehensiveIncomeLossDerivativeExcludedComponentIncreaseDecreaseAdjustmentsAfterTax



Period End2020-03-312019-09-302019-06-302019-03-312018-09-302018-06-30
Value-37-4018-13-11-83
Percentage of OtherComprehensiveIncomeLossDerivativeExcludedComponentIncreaseDecreaseAdjustmentsAfterTax100.0100.0100.0100.0100.0100.0

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

us-gaap:OtherComprehensiveIncomeLossDerivativeExcludedComponentIncreaseDecreaseAdjustmentsBeforeTax

us-gaap:EnergyRelatedDerivative, us-gaap:CashFlowHedging, us-gaap:DesignatedAsHedgingInstrument, us-gaap:Sales



Period End2020-03-312019-03-31
Value-813
Percentage of OtherComprehensiveIncomeLossDerivativeExcludedComponentIncreaseDecreaseAdjustmentsBeforeTax100.0100.0

us-gaap:ForeignExchangeContract, us-gaap:CashFlowHedging, us-gaap:DesignatedAsHedgingInstrument, us-gaap:OtherNonoperatingIncomeExpense



Period End2020-03-312019-09-302019-06-302019-03-312018-09-302018-06-30
Value-23-5919-31-10-62
Percentage of OtherComprehensiveIncomeLossDerivativeExcludedComponentIncreaseDecreaseAdjustmentsBeforeTax287.50.00.0-238.50.00.0

us-gaap:InterestRateSwap, us-gaap:CashFlowHedging, us-gaap:DesignatedAsHedgingInstrument, us-gaap:CostOfSales



Period End2020-03-312019-03-31
Value-171
Percentage of OtherComprehensiveIncomeLossDerivativeExcludedComponentIncreaseDecreaseAdjustmentsBeforeTax212.57.7

us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship, us-gaap:HedgingDesignation

us-gaap:CashFlowHedging, us-gaap:DesignatedAsHedgingInstrument



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value-4838-5324-17-8-15-83
Percentage of OtherComprehensiveIncomeLossDerivativeExcludedComponentIncreaseDecreaseAdjustmentsBeforeTax600.00.00.00.0-130.80.00.00.0

us-gaap:OtherComprehensiveIncomeLossDerivativeExcludedComponentIncreaseDecreaseAdjustmentsTax



Period End2020-03-312019-09-302019-06-302019-03-312018-09-302018-06-30
Value1113644-24
Percentage of OtherComprehensiveIncomeLossDerivativeExcludedComponentIncreaseDecreaseAdjustmentsTax100.0100.0100.0100.0100.0100.0

us-gaap:OtherComprehensiveIncomeLossDerivativeExcludedComponentIncreaseDecreaseBeforeAdjustmentsAfterTax



Period End2020-03-312019-09-302019-06-302019-03-312018-09-302018-06-30
Value2222063-215-87-80
Percentage of OtherComprehensiveIncomeLossDerivativeExcludedComponentIncreaseDecreaseBeforeAdjustmentsAfterTax100.0100.0100.0100.0100.0100.0

us-gaap:DerivativeInstrumentRisk, us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship

us-gaap:OtherComprehensiveIncomeLossDerivativeExcludedComponentIncreaseDecreaseBeforeAdjustmentsAndTax

us-gaap:ForeignExchangeContract, us-gaap:NetInvestmentHedging



Period End2020-03-312019-09-302019-03-312018-09-30
Value00-8-14
Percentage of OtherComprehensiveIncomeLossDerivativeExcludedComponentIncreaseDecreaseBeforeAdjustmentsAndTax0.00.0100.0100.0

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

us-gaap:EnergyRelatedDerivative, us-gaap:CashFlowHedging, us-gaap:DesignatedAsHedgingInstrument



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value379-949675-245361-109-23
Percentage of OtherComprehensiveIncomeLossDerivativeExcludedComponentIncreaseDecreaseBeforeAdjustmentsAndTax0.00.00.00.03062.50.0778.60.0

us-gaap:ForeignExchangeContract, us-gaap:CashFlowHedging, us-gaap:DesignatedAsHedgingInstrument



Period End2020-03-312019-09-302019-06-302019-03-312018-09-302018-06-30
Value-82-698-34-4-58
Percentage of OtherComprehensiveIncomeLossDerivativeExcludedComponentIncreaseDecreaseBeforeAdjustmentsAndTax0.00.00.0425.028.60.0

us-gaap:InterestRateSwap, us-gaap:CashFlowHedging, us-gaap:DesignatedAsHedgingInstrument



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value-81-1-10001
Percentage of OtherComprehensiveIncomeLossDerivativeExcludedComponentIncreaseDecreaseBeforeAdjustmentsAndTax0.00.00.00.0-0.00.0-0.00.0

us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship

us-gaap:NetInvestmentHedging



Period End2020-03-312019-09-302019-03-312018-09-30
Value00-8-14
Percentage of OtherComprehensiveIncomeLossDerivativeExcludedComponentIncreaseDecreaseBeforeAdjustmentsAndTax0.00.0100.0100.0

us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship, us-gaap:HedgingDesignation

us-gaap:CashFlowHedging, us-gaap:DesignatedAsHedgingInstrument



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value289-582682-279317-113-80
Percentage of OtherComprehensiveIncomeLossDerivativeExcludedComponentIncreaseDecreaseBeforeAdjustmentsAndTax0.00.00.00.03487.50.0807.10.0

us-gaap:OtherComprehensiveIncomeLossDerivativeExcludedComponentIncreaseDecreaseBeforeAdjustmentsTax



Period End2020-03-312019-09-302019-06-302019-03-312018-09-302018-06-30
Value67619-64-26-24
Percentage of OtherComprehensiveIncomeLossDerivativeExcludedComponentIncreaseDecreaseBeforeAdjustmentsTax100.0100.0100.0100.0100.0100.0

us-gaap:OtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentTax



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-09-302011-06-30
Value022-225-1249-9-121128107-18-11445-25-459-62-24-2317-18-9169-179-938-2
Percentage of OtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentTax0.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherComprehensiveIncomeLossNetOfTax



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-09-302011-06-30
Value271726165-184157261-39-41-75447868-104-3-14047-133-37-98-1769046-22-94516-71-30202-34206198
Percentage of OtherComprehensiveIncomeLossNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:StatementEquityComponents

us-gaap:AccumulatedOtherComprehensiveIncome



Period End2020-03-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302013-03-312012-03-31
Value2716460-178165195-23-17-72145968-104-3-14047-133-37-38-13
Percentage of OtherComprehensiveIncomeLossNetOfTax100.0104.992.396.7105.174.759.041.596.031.875.6100.0100.0100.0100.0100.0100.0100.053.538.2

us-gaap:Parent



Period End2020-03-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302013-03-312012-03-31
Value2716460-178165195-23-17-72145968-104-3-14047-133-37-38-13
Percentage of OtherComprehensiveIncomeLossNetOfTax100.0104.992.396.7105.174.759.041.596.031.875.6100.0100.0100.0100.0100.0100.0100.053.538.2

us-gaap:OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-09-302011-06-30
Value-11-54-8-7-847-37-6-6-20-7-7-630-6-6-4129-10-62261-21-79-113-13000
Percentage of OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.00.0

us-gaap:OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansTax



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-09-302011-06-30
Value-3-15-3-3214-21-2-2-10-8-4-528-3-3-37300-3126-11038-102-8000
Percentage of OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.0100.0100.0100.0100.00.0100.0100.00.0100.0100.00.00.00.0

us-gaap:OtherOperatingActivitiesCashFlowStatement



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-03-312012-03-312011-12-312011-03-312010-12-31
Value17-2-27250-10-753059117-57-1-37922-52-95-68-142-108-124-95-157-109-36-146-39101-932
Percentage of OtherOperatingActivitiesCashFlowStatement100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherOperatingIncomeExpenseNet



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-31
Value12-1201020101-111-21-224-400-74186517-1
Percentage of OtherOperatingIncomeExpenseNet100.0100.0100.0100.00.0100.00.0100.00.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.0100.0100.0100.0100.0100.0100.0

us-gaap:ParticipatingSecuritiesDistributedAndUndistributedEarningsLossBasic



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value333333422
Percentage of ParticipatingSecuritiesDistributedAndUndistributedEarningsLossBasic100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:PaymentsForProceedsFromOtherInvestingActivities



Period End2020-03-312019-12-312019-03-312018-12-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-03-312012-03-312011-12-312010-12-31
Value22-27-60-1220-17-131811132-53-69-4934-71578912-200-7
Percentage of PaymentsForProceedsFromOtherInvestingActivities100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:PaymentsOfDebtIssuanceCosts



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-03-312012-03-312011-12-312011-03-312010-12-31
Value7134211010211959149064041637231712765686
Percentage of PaymentsOfDebtIssuanceCosts100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:PaymentsOfDividendsCommonStock



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312011-03-31
Value569570569569455455444442277246
Percentage of PaymentsOfDividendsCommonStock100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:PaymentsOfDividendsMinorityInterest



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-03-312012-03-312011-12-312011-03-312010-12-31
Value31314141420231817161169767499610522515497479375251249229226
Percentage of PaymentsOfDividendsMinorityInterest100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:PaymentsToAcquireEquityMethodInvestments



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value1511513364813311391834566
Percentage of PaymentsToAcquireEquityMethodInvestments100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:PaymentsToMinorityShareholders



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312019-01-032018-12-312018-09-302018-06-302018-03-31
Value000087912000000
Percentage of PaymentsToMinorityShareholders0.00.00.00.0100.0100.00.00.00.00.0

us-gaap:ProceedsFromEquityMethodInvestmentDividendsOrDistributionsReturnOfCapital



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-31
Value41126765081404810742122387613873773843476764504448523868394137
Percentage of ProceedsFromEquityMethodInvestmentDividendsOrDistributionsReturnOfCapital100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ProceedsFromIssuanceOfDebt



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-31
Value2125291820761643139929143272252660391078346028131517144163822374610203527962349713611174395142575191
Percentage of ProceedsFromIssuanceOfDebt100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:LongtermDebtType, dei:LegalEntity

us-gaap:SeniorNotes, kmi:Tgp



Period End2020-02-24
Value994
Percentage of ProceedsFromIssuanceOfDebt0.0

us-gaap:ProceedsFromPaymentsForOtherFinancingActivities



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312012-03-312011-12-312011-03-312010-12-31
Value-10-24-1-30-160-10-80-10000200-1-1-1-100-4-10
Percentage of ProceedsFromPaymentsForOtherFinancingActivities100.00.0100.0100.0100.00.0100.00.0100.00.0100.00.0100.00.00.00.00.0100.00.00.0100.0100.0100.0100.00.00.0100.0100.0100.0

us-gaap:StatementEquityComponents

us-gaap:ReclassificationFromAociCurrentPeriodNetOfTaxAttributableToParent

us-gaap:AccumulatedOtherComprehensiveIncome



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value-37-62-4018-13-6-256-8316
Percentage of ReclassificationFromAociCurrentPeriodNetOfTaxAttributableToParent100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AociDerivativeQualifyingAsHedgeExcludedComponentParent



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-30
Value-3729-4018-13-6-11
Percentage of ReclassificationFromAociCurrentPeriodNetOfTaxAttributableToParent100.0-46.8100.0100.0100.0100.04.3

us-gaap:RepaymentsOfDebt



Period End2020-03-312019-03-312018-03-312017-03-312016-03-312015-03-312014-03-31
Value1969299056842122433663054184
Percentage of RepaymentsOfDebt100.0100.0100.0100.0100.0100.0100.0

us-gaap:RevenueNotFromContractWithCustomer



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value420368261243257387164111
Percentage of RevenueNotFromContractWithCustomer100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ConsolidationItems

us-gaap:CorporateNonSegment



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value0.01000000.0-1000000.01000000.00.00.00.01000000.0
Percentage of RevenueNotFromContractWithCustomer0.00.3-0.40.40.00.00.00.9

us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

us-gaap:OperatingSegments, kmi:Co2



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value6471542092-14-85
Percentage of RevenueNotFromContractWithCustomer15.21.95.71.67.823.8-8.5-76.6

us-gaap:OperatingSegments, kmi:NaturalGasPipelines



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value180170908885983556
Percentage of RevenueNotFromContractWithCustomer42.946.234.536.233.125.321.350.5

us-gaap:OperatingSegments, kmi:ProductsPipelines



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value4773464543444041
Percentage of RevenueNotFromContractWithCustomer11.219.817.618.516.711.424.436.9

us-gaap:OperatingSegments, kmi:Terminals



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value12911711110510915310095
Percentage of RevenueNotFromContractWithCustomer30.731.842.543.242.439.561.085.6

us-gaap:RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-03-31
Value14-36521427010
Percentage of RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability100.0100.0100.0100.0100.00.0

us-gaap:StatementEquityComponents

us-gaap:StockRepurchasedDuringPeriodShares

us-gaap:CommonStock



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value4000020013
Percentage of StockRepurchasedDuringPeriodShares100.00.00.00.0100.0100.00.00.0100.0

us-gaap:StockRepurchasedDuringPeriodValue



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312014-09-302014-06-302014-03-31
Value50000223002500094
Percentage of StockRepurchasedDuringPeriodValue100.00.00.00.0100.0100.00.00.0100.00.00.0100.0

us-gaap:StatementEquityComponents

us-gaap:AdditionalPaidInCapital



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312014-09-302014-06-302014-03-31
Value50000223002500094
Percentage of StockRepurchasedDuringPeriodValue100.00.00.00.0100.0100.00.00.0100.00.00.0100.0

us-gaap:Parent



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312014-09-302014-06-302014-03-31
Value50000223002500094
Percentage of StockRepurchasedDuringPeriodValue100.00.00.00.0100.0100.00.00.0100.00.00.0100.0

us-gaap:TaxesExcludingIncomeAndExciseTaxes



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value92102103103118868685881011029110497106110108100108116115921051111109510298886950433951464341
Percentage of TaxesExcludingIncomeAndExciseTaxes100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:UnrealizedGainLossOnDerivatives



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value3621317-10111-49-99-40
Percentage of UnrealizedGainLossOnDerivatives100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:WeightedAverageNumberOfShareOutstandingBasicAndDiluted



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
Value2264122642262226211220522042207022312230
Percentage of WeightedAverageNumberOfShareOutstandingBasicAndDiluted100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0

kmi:DebtFairValueAdjustments



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-31
Value145010321162105786073154362672092710471100107911491710198819121674185516232091193418911973196919772124223724492591269527801119
Percentage of DebtFairValueAdjustments100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DerivativeInstrumentRisk

kmi:DerivativeCollateralObligationtoReturnCashVariationMargin

us-gaap:EnergyRelatedDerivative



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312017-12-31
Value2521344311-25-12
Percentage of DerivativeCollateralObligationtoReturnCashVariationMargin100.0100.0100.0100.0100.0100.0100.0

us-gaap:PropertyPlantAndEquipmentByType, us-gaap:StatementBusinessSegments, us-gaap:ValuationTechnique

kmi:EstimatedWeightedAverageCostOfCapital

us-gaap:OilAndGasProperties, kmi:Co2, us-gaap:ValuationTechniqueDiscountedCashFlow



Period End2020-03-31
Value0.105
Percentage of EstimatedWeightedAverageCostOfCapital100.0

us-gaap:ReportingUnit, us-gaap:ValuationTechnique

kmi:Co2, us-gaap:ValuationTechniqueDiscountedCashFlow



Period End2020-03-31
Value0.0925
Percentage of EstimatedWeightedAverageCostOfCapital88.1

us-gaap:AccrualForEnvironmentalLossContingencies



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-31
Value25625925826427027127027927527929029429930231231832528430632133234034735336637839040238539741330380
Percentage of AccrualForEnvironmentalLossContingencies100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AdditionalPaidInCapital



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302010-12-31
Value41713417454172741734417164170141704416964167741909421014209241756417394170141696416784166140062387913783936178143611433914362144791463614945148571491714924148073438343034230
Percentage of AdditionalPaidInCapital100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0

us-gaap:ContractWithCustomerAssetGross



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-03-312017-12-31
Value3227735536243532
Percentage of ContractWithCustomerAssetGross100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ContractWithCustomerLiability



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value257232297303296292292240238206
Percentage of ContractWithCustomerLiability100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DebtInstrumentCarryingAmount



Period End2020-03-312019-12-312019-09-302019-06-302018-12-312012-12-312012-09-302012-06-30
Value2995530883309493194833205121781217812178
Percentage of DebtInstrumentCarryingAmount100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DebtInstrument

kmi:OtherMiscellaneousSubsidiaryDebt



Period End2020-03-312019-12-312019-09-302019-06-302018-12-31
Value226228230217220
Percentage of DebtInstrumentCarryingAmount0.80.70.70.70.7

us-gaap:DebtInstrument, dei:LegalEntity

kmi:EPCBuildingLLCpromissorynote3.967due2020through2035, kmi:EpcBuildingLlc



Period End2020-03-312019-12-31
Value377381
Percentage of DebtInstrumentCarryingAmount1.31.2

us-gaap:LongtermDebtType

us-gaap:SeniorNotes



Period End2020-03-312019-12-312019-09-302019-06-302018-12-31
Value2924230164301243113332380
Percentage of DebtInstrumentCarryingAmount97.697.797.397.497.5

us-gaap:LongtermDebtType, dei:LegalEntity

us-gaap:SeniorNotes, kmi:Tgp



Period End2020-02-24
Value1000
Percentage of DebtInstrumentCarryingAmount0.0

us-gaap:DebtInstrumentFaceAmount



Period End2020-03-312019-12-312019-09-302019-06-302018-12-31
Value3349533360353553500236593
Percentage of DebtInstrumentFaceAmount100.0100.0100.0100.0100.0

us-gaap:FairValueByMeasurementBasis

us-gaap:DebtInstrumentFairValue

us-gaap:CarryingReportedAmountFairValueDisclosure



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302012-12-31
Value34945343923651736059358303732437605374983803737843382723832439392400504146243620438074322744633445534525942963379433714437211361933601134401
Percentage of DebtInstrumentFairValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:EstimateOfFairValueFairValueDisclosure



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302012-12-31
Value34198380164005639216379813746939125383443952540050402673991540467410154210643061408613748141136437904648043582387203848437917362483593936720
Percentage of DebtInstrumentFairValue97.9110.5109.7108.8106.0100.4104.0102.3103.9105.8105.2104.2102.7102.4101.698.793.386.792.298.3102.7101.4102.0103.6101.9100.299.8106.7

us-gaap:DeferredCreditsAndOtherLiabilitiesNoncurrent



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312012-12-31
Value226022532719277227942176240724952381273525372526263522252074207721822230201422072197216420232147215422872846
Percentage of DeferredCreditsAndOtherLiabilitiesNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredIncomeTaxAssetsNet



Period End2020-03-312019-12-31
Value845857
Percentage of DeferredIncomeTaxAssetsNet100.0100.0

us-gaap:BalanceSheetLocation, us-gaap:DerivativeInstrumentRisk

us-gaap:DerivativeAmountOfHedgedItem

kmi:CurrentPortionOfDebt, kmi:FixedToVariableInterestRateContracts



Period End2020-03-31
Value1300
Percentage of DerivativeAmountOfHedgedItem100.0

us-gaap:LongTermDebt, kmi:FixedToVariableInterestRateContracts



Period End2020-03-31
Value6725
Percentage of DerivativeAmountOfHedgedItem517.3

us-gaap:DerivativeInstrumentRisk

us-gaap:DerivativeAssetNotOffsetPolicyElectionDeduction

us-gaap:CurrencySwap



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-12-31
Value11614212961320266132071413290
Percentage of DerivativeAssetNotOffsetPolicyElectionDeduction100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0

us-gaap:EnergyRelatedDerivative



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-31
Value91919241939133040421812194325321212
Percentage of DerivativeAssetNotOffsetPolicyElectionDeduction81.8316.7135.7114.365.5650.0100.0150.0153.8700.0138.560.0271.40.0178.6246.241.40.0

us-gaap:InterestRateContract



Period End2020-03-312019-12-31
Value20
Percentage of DerivativeAssetNotOffsetPolicyElectionDeduction18.20.0

us-gaap:DerivativeAssetsCurrent



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312013-12-31
Value4488414411057260519394114175230213198281313454507529401561535116
Percentage of DerivativeAssetsCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:BalanceSheetLocation, us-gaap:DerivativeInstrumentRisk, us-gaap:TransactionType

us-gaap:DerivativeCollateralObligationToReturnCash

us-gaap:OtherCurrentLiabilities, us-gaap:EnergyRelatedDerivative, kmi:ContractandOvertheCounter



Period End2020-03-312019-12-312018-12-31
Value191516
Percentage of DerivativeCollateralObligationToReturnCash100.0100.0100.0

us-gaap:DerivativeFairValueOfDerivativeAsset



Period End2020-03-312019-12-312018-12-31
Value1264460551
Percentage of DerivativeFairValueOfDerivativeAsset100.0100.0100.0

us-gaap:BalanceSheetLocation, us-gaap:DerivativeInstrumentRisk, us-gaap:HedgingDesignation

kmi:FairValueofDerivativesContracts, us-gaap:CurrencySwap, us-gaap:DesignatedAsHedgingInstrument



Period End2020-03-312019-12-312018-12-31
Value0091
Percentage of DerivativeFairValueOfDerivativeAsset0.00.016.5

kmi:FairValueofDerivativesContracts, us-gaap:EnergyRelatedDerivative, us-gaap:DesignatedAsHedgingInstrument



Period End2020-03-312019-12-312018-12-31
Value27931135
Percentage of DerivativeFairValueOfDerivativeAsset22.16.724.5

kmi:FairValueofDerivativesContracts, us-gaap:EnergyRelatedDerivative, us-gaap:Nondesignated



Period End2020-03-312019-12-312018-12-31
Value43822
Percentage of DerivativeFairValueOfDerivativeAsset3.41.74.0

kmi:FairValueofDerivativesContracts, us-gaap:InterestRateContract, us-gaap:DesignatedAsHedgingInstrument



Period End2020-03-312019-12-31
Value12645
Percentage of DerivativeFairValueOfDerivativeAsset10.09.8

us-gaap:OtherNoncurrentAssets, us-gaap:CurrencySwap, us-gaap:DesignatedAsHedgingInstrument



Period End2020-03-312019-12-312018-12-31
Value1146106
Percentage of DerivativeFairValueOfDerivativeAsset0.910.019.2

us-gaap:OtherNoncurrentAssets, us-gaap:EnergyRelatedDerivative, us-gaap:DesignatedAsHedgingInstrument



Period End2020-03-312019-12-312018-12-31
Value1351764
Percentage of DerivativeFairValueOfDerivativeAsset10.73.711.6

us-gaap:OtherNoncurrentAssets, us-gaap:EnergyRelatedDerivative, us-gaap:Nondesignated



Period End2020-03-312019-12-31
Value40
Percentage of DerivativeFairValueOfDerivativeAsset0.30.0

us-gaap:OtherNoncurrentAssets, us-gaap:InterestRateContract, us-gaap:DesignatedAsHedgingInstrument



Period End2020-03-312019-12-31
Value666313
Percentage of DerivativeFairValueOfDerivativeAsset52.768.0

us-gaap:DerivativeInstrumentRisk

us-gaap:CurrencySwap



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302015-12-31
Value11462095951971581692511661358270410
Percentage of DerivativeFairValueOfDerivativeAsset0.910.00.00.00.035.80.00.00.00.00.00.00.00.00.00.0

us-gaap:EnergyRelatedDerivative



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302015-12-31
Value46156139985122133756987155243208174268639
Percentage of DerivativeFairValueOfDerivativeAsset36.512.20.00.00.040.10.00.00.00.00.00.00.00.00.00.0

us-gaap:InterestRateContract



Period End2020-03-312019-12-31
Value792358
Percentage of DerivativeFairValueOfDerivativeAsset62.777.8

us-gaap:DerivativeInstrumentRisk, us-gaap:FairValueByFairValueHierarchyLevel

us-gaap:CurrencySwap, us-gaap:FairValueInputsLevel2



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302015-12-31
Value11462095951971581692511661358270410
Percentage of DerivativeFairValueOfDerivativeAsset0.910.00.00.00.035.80.00.00.00.00.00.00.00.00.00.0

us-gaap:EnergyRelatedDerivative, us-gaap:FairValueInputsLevel1



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302015-12-31
Value61923316281251791036448
Percentage of DerivativeFairValueOfDerivativeAsset0.54.10.00.00.05.10.00.00.00.00.00.00.00.00.00.0

us-gaap:EnergyRelatedDerivative, us-gaap:FairValueInputsLevel2



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302015-12-31
Value45537116674519332736470146233205168264589
Percentage of DerivativeFairValueOfDerivativeAsset36.08.00.00.00.035.00.00.00.00.00.00.00.00.00.00.0

us-gaap:EnergyRelatedDerivative, us-gaap:FairValueInputsLevel3



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302015-12-31
Value0000000000000002
Percentage of DerivativeFairValueOfDerivativeAsset0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:InterestRateContract, us-gaap:FairValueInputsLevel2



Period End2020-03-312019-12-31
Value792358
Percentage of DerivativeFairValueOfDerivativeAsset62.777.8

us-gaap:DerivativeInstrumentRisk, us-gaap:HedgingDesignation

us-gaap:CurrencySwap, us-gaap:DesignatedAsHedgingInstrument



Period End2020-03-312019-12-312018-12-31
Value1146197
Percentage of DerivativeFairValueOfDerivativeAsset0.910.035.8

us-gaap:EnergyRelatedDerivative, us-gaap:DesignatedAsHedgingInstrument



Period End2020-03-312019-12-312018-12-31
Value41448199
Percentage of DerivativeFairValueOfDerivativeAsset32.810.436.1

us-gaap:EnergyRelatedDerivative, us-gaap:Nondesignated



Period End2020-03-312019-12-312018-12-31
Value47822
Percentage of DerivativeFairValueOfDerivativeAsset3.71.74.0

us-gaap:InterestRateContract, us-gaap:DesignatedAsHedgingInstrument



Period End2020-03-312019-12-31
Value792358
Percentage of DerivativeFairValueOfDerivativeAsset62.777.8

us-gaap:HedgingDesignation

us-gaap:DesignatedAsHedgingInstrument



Period End2020-03-312019-12-312018-12-31
Value1217452529
Percentage of DerivativeFairValueOfDerivativeAsset96.398.396.0

us-gaap:Nondesignated



Period End2020-03-312019-12-31
Value478
Percentage of DerivativeFairValueOfDerivativeAsset3.71.7

us-gaap:DerivativeInstrumentRisk

us-gaap:DerivativeFairValueOfDerivativeAssetAmountNotOffsetAgainstCollateral

us-gaap:CurrencySwap



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312017-12-31
Value04067466191160
Percentage of DerivativeFairValueOfDerivativeAssetAmountNotOffsetAgainstCollateral0.0100.0100.0100.0100.0100.0100.0

us-gaap:EnergyRelatedDerivative



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312017-12-31
Value4271686312115733
Percentage of DerivativeFairValueOfDerivativeAssetAmountNotOffsetAgainstCollateral0.040.01433.341.931.882.220.6

us-gaap:InterestRateContract



Period End2020-03-312019-12-31
Value790358
Percentage of DerivativeFairValueOfDerivativeAssetAmountNotOffsetAgainstCollateral0.0895.0

us-gaap:DerivativeFairValueOfDerivativeLiability



Period End2020-03-312019-12-312018-12-31
Value7865171
Percentage of DerivativeFairValueOfDerivativeLiability100.0100.0100.0

us-gaap:BalanceSheetLocation, us-gaap:DerivativeInstrumentRisk, us-gaap:HedgingDesignation

us-gaap:OtherCurrentLiabilities, us-gaap:CurrencySwap, us-gaap:DesignatedAsHedgingInstrument



Period End2020-03-312019-12-312018-12-31
Value3066
Percentage of DerivativeFairValueOfDerivativeLiability38.59.23.5

us-gaap:OtherCurrentLiabilities, us-gaap:EnergyRelatedDerivative, us-gaap:DesignatedAsHedgingInstrument



Period End2020-03-312019-12-312018-12-31
Value74345
Percentage of DerivativeFairValueOfDerivativeLiability9.066.226.3

us-gaap:OtherCurrentLiabilities, us-gaap:EnergyRelatedDerivative, us-gaap:Nondesignated



Period End2020-03-312019-12-312018-12-31
Value275
Percentage of DerivativeFairValueOfDerivativeLiability2.610.82.9

us-gaap:OtherCurrentLiabilities, us-gaap:InterestRateContract, us-gaap:DesignatedAsHedgingInstrument



Period End2020-03-312019-12-31
Value20
Percentage of DerivativeFairValueOfDerivativeLiability2.60.0

us-gaap:OtherCurrentLiabilities, us-gaap:InterestRateContract, us-gaap:Nondesignated



Period End2020-03-312019-12-31
Value40
Percentage of DerivativeFairValueOfDerivativeLiability5.10.0

us-gaap:OtherNoncurrentLiabilities, us-gaap:CurrencySwap, us-gaap:DesignatedAsHedgingInstrument



Period End2020-03-312019-12-312018-12-31
Value2400
Percentage of DerivativeFairValueOfDerivativeLiability30.80.00.0

us-gaap:OtherNoncurrentLiabilities, us-gaap:EnergyRelatedDerivative, us-gaap:DesignatedAsHedgingInstrument



Period End2020-03-312019-12-312018-12-31
Value080
Percentage of DerivativeFairValueOfDerivativeLiability0.012.30.0

us-gaap:OtherNoncurrentLiabilities, us-gaap:InterestRateContract, us-gaap:DesignatedAsHedgingInstrument



Period End2020-03-312019-12-31
Value91
Percentage of DerivativeFairValueOfDerivativeLiability11.51.5

us-gaap:DerivativeInstrumentRisk

us-gaap:CurrencySwap



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302015-12-31
Value54614212962720266132135311452
Percentage of DerivativeFairValueOfDerivativeLiability69.29.20.00.00.03.50.00.00.00.00.00.00.00.00.00.0

us-gaap:EnergyRelatedDerivative



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302015-12-31
Value9584199154503432381291013315401114931
Percentage of DerivativeFairValueOfDerivativeLiability11.589.20.00.00.029.20.00.00.00.00.00.00.00.00.00.0

us-gaap:InterestRateContract



Period End2020-03-312019-12-31
Value151
Percentage of DerivativeFairValueOfDerivativeLiability19.21.5

us-gaap:DerivativeInstrumentRisk, us-gaap:FairValueByFairValueHierarchyLevel

us-gaap:CurrencySwap, us-gaap:FairValueInputsLevel2



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302015-12-31
Value54614212962720266132135311452
Percentage of DerivativeFairValueOfDerivativeLiability69.29.20.00.00.03.50.00.00.00.00.00.00.00.00.00.0

us-gaap:EnergyRelatedDerivative, us-gaap:FairValueInputsLevel1



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302015-12-31
Value73254113643241329104
Percentage of DerivativeFairValueOfDerivativeLiability9.04.60.00.00.06.40.00.00.00.00.00.00.00.00.00.0

us-gaap:EnergyRelatedDerivative, us-gaap:FairValueInputsLevel2



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302015-12-31
Value25539941503934023212598311127823910
Percentage of DerivativeFairValueOfDerivativeLiability2.684.60.00.00.022.80.00.00.00.00.00.00.00.00.00.0

us-gaap:EnergyRelatedDerivative, us-gaap:FairValueInputsLevel3



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302015-12-31
Value00000000000000017
Percentage of DerivativeFairValueOfDerivativeLiability0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:InterestRateContract, us-gaap:FairValueInputsLevel2



Period End2020-03-312019-12-31
Value151
Percentage of DerivativeFairValueOfDerivativeLiability19.21.5

us-gaap:DerivativeInstrumentRisk, us-gaap:HedgingDesignation

us-gaap:CurrencySwap, us-gaap:DesignatedAsHedgingInstrument



Period End2020-03-312019-12-312018-12-31
Value5466
Percentage of DerivativeFairValueOfDerivativeLiability69.29.23.5

us-gaap:EnergyRelatedDerivative, us-gaap:DesignatedAsHedgingInstrument



Period End2020-03-312019-12-312018-12-31
Value75145
Percentage of DerivativeFairValueOfDerivativeLiability9.078.526.3

us-gaap:EnergyRelatedDerivative, us-gaap:Nondesignated



Period End2020-03-312019-12-312018-12-31
Value275
Percentage of DerivativeFairValueOfDerivativeLiability2.610.82.9

us-gaap:InterestRateContract, us-gaap:DesignatedAsHedgingInstrument



Period End2020-03-312019-12-31
Value111
Percentage of DerivativeFairValueOfDerivativeLiability14.11.5

us-gaap:InterestRateContract, us-gaap:Nondesignated



Period End2020-03-312019-12-31
Value40
Percentage of DerivativeFairValueOfDerivativeLiability5.10.0

us-gaap:HedgingDesignation

us-gaap:DesignatedAsHedgingInstrument



Period End2020-03-312019-12-312018-12-31
Value7258166
Percentage of DerivativeFairValueOfDerivativeLiability92.389.297.1

us-gaap:Nondesignated



Period End2020-03-312019-12-31
Value67
Percentage of DerivativeFairValueOfDerivativeLiability7.710.8

us-gaap:DerivativeInstrumentRisk

us-gaap:DerivativeFairValueOfDerivativeLiabilityAmountNotOffsetAgainstCollateral

us-gaap:CurrencySwap



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312017-12-31
Value43000000
Percentage of DerivativeFairValueOfDerivativeLiabilityAmountNotOffsetAgainstCollateral100.00.00.00.00.00.00.0

us-gaap:EnergyRelatedDerivative



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312017-12-31
Value03922751351159
Percentage of DerivativeFairValueOfDerivativeLiabilityAmountNotOffsetAgainstCollateral0.00.00.00.00.00.00.0

us-gaap:InterestRateContract



Period End2020-03-312019-12-31
Value131
Percentage of DerivativeFairValueOfDerivativeLiabilityAmountNotOffsetAgainstCollateral30.20.0

us-gaap:SubsequentEventType

us-gaap:DerivativeForwardPrice

us-gaap:SubsequentEvent



Period End2021-01-012018-01-01
Value3.50.0
Percentage of DerivativeForwardPrice100.00.0

us-gaap:DerivativeInstrumentRisk

us-gaap:DerivativeLiabilityNotOffsetPolicyElectionDeduction

us-gaap:CurrencySwap



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-31
Value116142129613202661320701413290
Percentage of DerivativeLiabilityNotOffsetPolicyElectionDeduction100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.00.0

us-gaap:EnergyRelatedDerivative



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-31
Value91919241939133040421812194325321212
Percentage of DerivativeLiabilityNotOffsetPolicyElectionDeduction81.8316.7135.7114.365.5650.0100.0150.0153.8700.0138.560.0271.40.0178.6246.241.40.0

us-gaap:InterestRateContract



Period End2020-03-312019-12-31
Value20
Percentage of DerivativeLiabilityNotOffsetPolicyElectionDeduction18.20.0

us-gaap:DerivativeInstrumentRisk, us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship

us-gaap:DerivativeNotionalAmount

kmi:FixedToVariableInterestRateContracts, us-gaap:FairValueHedging



Period End2020-03-31
Value8025
Percentage of DerivativeNotionalAmount100.0

kmi:FloatingToFixedInterestRateContracts, us-gaap:CashFlowHedging



Period End2020-03-31
Value250
Percentage of DerivativeNotionalAmount3.1

kmi:FloatingToFixedInterestRateContracts, us-gaap:FairValueHedging



Period End2020-03-31
Value2500
Percentage of DerivativeNotionalAmount31.2

us-gaap:InterestPayableCurrent



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302010-12-31
Value337548360531336579399584409621442573444625505630506695563669538637421600411565391539377513363516126329126310
Percentage of InterestPayableCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:CreditFacility

us-gaap:LettersOfCreditOutstandingAmount

kmi:A5yearDue2023SeniorUnsecuredRevolvingCreditFacilities



Period End2020-03-31
Value83
Percentage of LettersOfCreditOutstandingAmount100.0

us-gaap:DerivativeInstrumentRisk

us-gaap:EnergyRelatedDerivative



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312013-12-31
Value0000000000000000222202020167
Percentage of LettersOfCreditOutstandingAmount0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:LitigationReserve



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302012-12-31
Value243203188215222207200411404350330389413407502490481463441470518400723688665624619612425
Percentage of LitigationReserve100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:LossContingencyReceivableCurrent



Period End2020-03-312019-12-31
Value312
Percentage of LossContingencyReceivableCurrent100.0100.0

us-gaap:MarketableSecuritiesCurrent



Period End2020-03-312019-12-312018-12-31
Value09250
Percentage of MarketableSecuritiesCurrent0.0100.00.0

us-gaap:RecordedThirdPartyEnvironmentalRecoveriesReceivable



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-31
Value12151313131313131313131313131313131313141414141414141421212227225
Percentage of RecordedThirdPartyEnvironmentalRecoveriesReceivable100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:RedeemableNoncontrollingInterestEquityCarryingAmount



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value7938038017757056666335815230
Percentage of RedeemableNoncontrollingInterestEquityCarryingAmount100.0100.0100.0100.0100.0100.0100.0100.0100.00.0

us-gaap:RestrictedCashAndInvestmentsCurrent



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302015-12-31
Value582242736495110176696281669010388860
Percentage of RestrictedCashAndInvestmentsCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:RestrictedCashEquivalents



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312015-12-31
Value582242736495110176696281669010360
Percentage of RestrictedCashEquivalents100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:RevenueRemainingPerformanceObligation



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value33094399129025553314432237
Percentage of RevenueRemainingPerformanceObligation100.0100.0100.0100.0100.0100.0

us-gaap:StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312018-01-012017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value33464340863447434484344563453135266344943513535196351243652436214350053480234968354733554635403358423550535359344262876928655284342828528302285392430824099238982319081228567874788038539
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:StatementEquityComponents

us-gaap:AccumulatedDefinedBenefitPlansAdjustment



Period End2020-03-312019-12-312019-03-312018-12-312017-12-312016-12-31
Value-315-326-395-403-325-372
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest-0.9-1.0-1.1-1.2-0.9-1.1

us-gaap:AccumulatedOtherComprehensiveIncome



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312018-01-012017-12-312016-12-312016-09-302016-06-302015-12-312015-09-302015-06-302014-12-312013-12-312013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-312009-12-312008-12-31
Value-62-333-384-448-508-330-495-690-667-650-541-661-557-554-461-328-291-17-24-157-119-56-42-128-114-32-113-136-167-53
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest-0.2-1.0-1.1-1.3-1.5-1.0-1.4-2.0-1.9-1.8-1.5-1.9-1.6-1.6-1.3-0.9-0.8-0.0-0.1-0.6-0.5-0.2-0.2-1.6-1.3-0.4-1.3-1.60.00.0

us-gaap:AccumulatedTranslationAdjustment



Period End2020-03-312019-12-312019-03-312018-12-312017-12-312016-12-31
Value10-75-91-189-288
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest0.00.0-0.2-0.3-0.5-0.8

us-gaap:AdditionalPaidInCapital



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312018-01-012017-12-312016-12-312016-09-302016-06-302015-12-312015-09-302015-06-302014-12-312013-12-312013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value417134174541727417344171641701417044169641677419094190941739417014169641661400623879136178144791485714917149241480734383430342334160
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest124.7122.5121.0121.0121.1120.8118.3120.9118.6119.1119.3119.9119.3117.5117.7111.8109.3105.151.261.161.962.463.942.340.039.138.80.0

us-gaap:AociDerivativeQualifyingAsHedgeExcludedComponentParent



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-312016-12-31
Value252-7677-38164-86-10-27-1
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest0.8-0.00.20.0-0.10.5-0.2-0.0-0.1-0.0

us-gaap:CommonStock



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312018-01-012017-12-312016-12-312016-09-302016-06-302015-12-312015-09-302015-06-302014-12-312013-12-312013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value232323232323222222222222222222222221101010111188880
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest0.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.00.00.00.00.00.10.10.10.10.0

us-gaap:NoncontrollingInterest



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312018-01-012017-12-312016-12-312016-09-302016-06-302015-12-312015-09-302015-06-302014-12-312013-12-312013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-312009-12-312008-12-31
Value35834484184684485317791459146814881488371362362284328333350151921063310234975289705006524752925375509946744072
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest1.11.02.42.52.42.55.04.24.24.24.21.11.01.00.80.90.91.053.743.742.540.838.761.661.260.561.159.70.00.0

us-gaap:Parent



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312018-01-012017-12-312016-12-312016-09-302016-06-302015-12-312015-09-302015-06-302014-12-312013-12-312013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-312009-12-312008-12-31
Value33106337423363333638336123367833487330353366133702336363443134606351113511935514351723407613093136751386514146142203116332034563428343941704404
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest98.999.097.697.597.697.595.095.895.895.895.898.999.099.099.299.199.199.046.356.357.559.261.338.438.839.538.940.30.00.0

us-gaap:RetainedEarnings



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312018-01-012017-12-312016-12-312016-09-302016-06-302015-12-312015-09-302015-06-302014-12-312013-12-312013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value-8568-7693-7733-7671-7619-7716-7744-7993-7371-7579-7754-6669-6560-6053-6103-4242-3350-2106-1372-1035-943-733-556-202-3571170
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest-25.6-22.6-22.4-22.2-22.1-22.3-22.0-23.2-21.0-21.5-22.1-19.2-18.8-17.1-17.2-11.8-9.4-6.1-4.9-4.3-3.9-3.1-2.4-2.5-0.00.71.30.0

Line plots across dimensions of each concept

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


us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:ProductOrService


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


us-gaap:Revenues us-gaap:StatementBusinessSegments


us-gaap:Revenues us-gaap:ConsolidationItems


us-gaap:Revenues us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments


us-gaap:Revenues us-gaap:ProductOrService


us-gaap:ProfitLoss us-gaap:StatementEquityComponents


us-gaap:Assets us-gaap:StatementBusinessSegments


us-gaap:DebtCurrent us-gaap:DebtInstrument


us-gaap:DebtCurrent us-gaap:ShortTermDebtType


us-gaap:ProfitLoss us-gaap:StatementEquityComponents