GM


Line plots across dimensions of each concept
Tables

Table of contents



us-gaap:CommonStockValue

us-gaap:CommonStockSharesIssued

us-gaap:CommonStockSharesOutstanding

us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding

us-gaap:WeightedAverageNumberOfSharesOutstandingBasic

us-gaap:EarningsPerShareBasic

us-gaap:EarningsPerShareDiluted

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

us-gaap:RevenueFromContractWithCustomerIncludingAssessedTax

us-gaap:Revenues
gm:BusinessGroup
us-gaap:ConsolidationItems
us-gaap:ConsolidationItems, gm:BusinessGroup
us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments
us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments, gm:BusinessGroup
gm:BusinessGroup
us-gaap:CostOfGoodsAndServicesSold

us-gaap:OperatingExpenses
gm:BusinessGroup
us-gaap:OperatingCostsAndExpenses
gm:BusinessGroup
us-gaap:SellingGeneralAndAdministrativeExpense

us-gaap:OperatingIncomeLoss
gm:BusinessGroup
us-gaap:InterestExpense

us-gaap:OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax

us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest

us-gaap:NonoperatingIncomeExpense

us-gaap:IncomeTaxExpenseBenefit

us-gaap:ProfitLoss
us-gaap:StatementEquityComponents

us-gaap:ComprehensiveIncomeNetOfTax

us-gaap:ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest

us-gaap:ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest

us-gaap:NetIncomeLoss

us-gaap:NetIncomeLossAvailableToCommonStockholdersBasic

us-gaap:NetIncomeLossAvailableToCommonStockholdersDiluted

us-gaap:NetIncomeLossAttributableToNoncontrollingInterest

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

us-gaap:Liabilities

us-gaap:LiabilitiesAndStockholdersEquity

us-gaap:StockholdersEquity

us-gaap:AssetsCurrent

us-gaap:CashAndCashEquivalentsAtCarryingValue

us-gaap:InventoryNet

us-gaap:OtherAssetsCurrent

us-gaap:PropertyPlantAndEquipmentNet
us-gaap:ConsolidatedEntities, us-gaap:PropertyPlantAndEquipmentByType, gm:BusinessGroup

us-gaap:Goodwill
us-gaap:StatementBusinessSegments, us-gaap:Subsegments

us-gaap:IntangibleAssetsNetIncludingGoodwill
us-gaap:ConsolidationItems, gm:BusinessGroup
us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments
us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments, gm:BusinessGroup

us-gaap:OtherAssetsNoncurrent

us-gaap:LiabilitiesCurrent
gm:BusinessGroup
us-gaap:DebtCurrent
us-gaap:ConsolidatedEntities, gm:BusinessGroup

us-gaap:AccountsPayableCurrent

us-gaap:LiabilitiesNoncurrent
gm:BusinessGroup, gm:DebtType
us-gaap:LongTermDebt

us-gaap:MinorityInterest

us-gaap:OtherLiabilitiesNoncurrent

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, gm:BusinessGroup
us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments
us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments, gm:BusinessGroup

us-gaap:NetCashProvidedByUsedInInvestingActivities

us-gaap:PaymentsToAcquirePropertyPlantAndEquipment

us-gaap:NetCashProvidedByUsedInFinancingActivities

us-gaap:PaymentsOfDividends

us-gaap:PaymentsOfDividends
us-gaap:MajorPropertyClass
us-gaap:OperatingLeaseRightOfUseAsset

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents

gm:DefinedBenefitPlanNetPeriodicBenefitExpenseIncomeExcludingServiceCost

gm:DepreciationamortizationandimpairmentchargesonProperty

gm:DepreciationandImpairmentofEquipmentonOperatingLeasesNet

gm:Earningslossbeforeautomotiveinterestandtaxesadjusted
us-gaap:ConsolidationItems
us-gaap:ConsolidationItems, gm:BusinessGroup
us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments
us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments, gm:BusinessGroup

gm:ForeignCurrencyRemeasurementandTransactionGainsLosses
us-gaap:ConsolidationItems, gm:BusinessGroup
gm:IntercompanyTransactionsLeasedVehicleIncomeEarned
gm:BusinessGroup
gm:InterestIncome
us-gaap:ConsolidationItems, gm:BusinessGroup
gm:InterestIncomeIntercompanyTransactions
us-gaap:ConsolidationItems
gm:IntersegmentEliminationsReceivablesPayablesNet

gm:PolicyproductwarrantyandrecallcampaignsPayments

gm:PolicyproductwarrantyandrecallcampaignsandCurrencytranslationandotherincreasedecrease

gm:Policyproductwarrantyandrecallcampaignspreexistingadjustments

gm:ReconcilingAdjustments
us-gaap:ConsolidationItems, gm:BusinessGroup
us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments, gm:BusinessGroup
us-gaap:RelatedPartyTransactionsByRelatedParty, dei:LegalEntity
gm:RelatedPartyTransactionsCashReceipts

gm:RestructuringReserveAccrualAdjustmentincludingForeignCurrency

gm:WarrantiesIssuedAndAssumedInPeriodProductWarranty

gm:WarrantiesIssuedAndAssumedInPeriodRecallCampaigns

us-gaap:AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue
us-gaap:StatementEquityComponents
gm:BusinessGroup
us-gaap:AllowanceForLoanAndLeaseLossesForeignCurrencyTranslation

us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount

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

us-gaap:CapitalExpendituresIncurredButNotYetPaid

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect

us-gaap:CommonStockDividendsPerShareDeclared

us-gaap:ContractWithCustomerLiabilityRevenueRecognized

us-gaap:DeferredIncomeTaxExpenseBenefit
us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanAmortizationOfGainsLosses
us-gaap:RetirementPlanType
us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanAmortizationOfPriorServiceCostCredit
us-gaap:RetirementPlanType
us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanExpectedReturnOnPlanAssets
us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanInterestCost
us-gaap:RetirementPlanType
us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanNetPeriodicBenefitCost
us-gaap:RetirementPlanType
us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanServiceCost
us-gaap:RetirementPlanType
us-gaap:MajorPropertyClass
us-gaap:Depreciation
us-gaap:HedgingDesignation, us-gaap:IncomeStatementLocation, gm:BusinessGroup, dei:LegalEntity
us-gaap:DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsGainLossNet

us-gaap:DividendsCommonStockCash
us-gaap:StatementEquityComponents

us-gaap:EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents
us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName
us-gaap:EquityMethodInvestmentSummarizedFinancialInformationNetIncomeLoss
us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName
us-gaap:EquityMethodInvestmentSummarizedFinancialInformationRevenue
gm:BusinessGroup
us-gaap:FinancingReceivableAllowanceForCreditLossesRecovery
gm:BusinessGroup
us-gaap:FinancingReceivableAllowanceForCreditLossesWriteOffs
us-gaap:BalanceSheetLocation, us-gaap:DerivativeInstrumentRisk, us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship, gm:BusinessGroup
us-gaap:GainLossOnDerivativeInstrumentsNetPretax
us-gaap:DerivativeInstrumentRisk, us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship, us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:HedgingDesignation, gm:BusinessGroup

us-gaap:IncomeLossFromEquityMethodInvestments
us-gaap:ConsolidationItems, gm:BusinessGroup
us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments
us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments, gm:BusinessGroup
us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName

us-gaap:IncomeLossFromEquityMethodInvestmentsNetOfDividendsOrDistributions

us-gaap:IncrementalCommonSharesAttributableToCallOptionsAndWarrants

us-gaap:InterestAndFeeIncomeLoansConsumer
us-gaap:ConsolidationItems
us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

us-gaap:LeaseIncome
us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments
us-gaap:ConsolidatedEntities, us-gaap:LitigationCase, us-gaap:LitigationStatus
us-gaap:LitigationSettlementAmountAwardedToOtherParty
us-gaap:LitigationCase, us-gaap:LitigationStatus
us-gaap:LitigationCase, us-gaap:LitigationStatus, dei:LegalEntity

us-gaap:MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders
us-gaap:StatementEquityComponents

us-gaap:NewAccountingPronouncementOrChangeInAccountingPrincipleEffectOfAdoptionQuantification
us-gaap:AdjustmentsForNewAccountingPronouncements, us-gaap:BalanceSheetLocation
us-gaap:AdjustmentsForNewAccountingPronouncements, us-gaap:BalanceSheetLocation, gm:BusinessGroup
us-gaap:Range, us-gaap:StatementScenario, us-gaap:AdjustmentsForNewAccountingPronouncements, us-gaap:BalanceSheetLocation
us-gaap:StatementEquityComponents
us-gaap:StatementScenario, us-gaap:AdjustmentsForNewAccountingPronouncements, us-gaap:BalanceSheetLocation
us-gaap:StatementEquityComponents
us-gaap:OtherComprehensiveIncomeLossBeforeReclassificationsNetOfTax

us-gaap:OtherComprehensiveIncomeLossNetOfTax
us-gaap:StatementEquityComponents

us-gaap:OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax

us-gaap:OtherIncome
us-gaap:ConsolidationItems
us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

us-gaap:OtherOperatingActivitiesCashFlowStatement

us-gaap:PaymentsForProceedsFromOtherInvestingActivities

us-gaap:PaymentsForRestructuring
us-gaap:RestructuringCostAndReserve, us-gaap:StatementBusinessSegments

us-gaap:PaymentsToAcquireFinanceReceivables

us-gaap:PaymentsToAcquireLeasesHeldForInvestment

us-gaap:PaymentsToAcquireMarketableSecurities

us-gaap:PensionAndOtherPostretirementBenefitContributions

us-gaap:PensionAndOtherPostretirementBenefitExpense

us-gaap:PreferredStockDividendsAndOtherAdjustments

us-gaap:ProceedsFromCollectionOfFinanceReceivables

us-gaap:ProceedsFromDebtMaturingInMoreThanThreeMonths

us-gaap:ProceedsFromLeasesHeldForInvestment
us-gaap:DebtInstrument, us-gaap:LongtermDebtType, gm:DebtType
us-gaap:ProceedsFromLongTermLinesOfCredit
us-gaap:LongtermDebtType, gm:DebtType

us-gaap:ProceedsFromPaymentsForOtherFinancingActivities

us-gaap:ProceedsFromRepaymentsOfShortTermDebtMaturingInThreeMonthsOrLess

us-gaap:ProceedsFromSaleAndMaturityOfAvailableForSaleSecurities

us-gaap:ProceedsFromSaleOfAvailableForSaleSecuritiesDebt
gm:BusinessGroup
us-gaap:ProvisionForLoanLeaseAndOtherLosses
us-gaap:StatementEquityComponents
us-gaap:ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax
us-gaap:RelatedPartyTransactionsByRelatedParty, dei:LegalEntity
us-gaap:RelatedPartyTransactionPurchasesFromRelatedParty

us-gaap:RepaymentsOfDebtMaturingInMoreThanThreeMonths

us-gaap:RestructuringCharges
us-gaap:StatementGeographical, us-gaap:RestructuringCostAndReserve, us-gaap:StatementBusinessSegments
us-gaap:RestructuringSettlementAndImpairmentProvisions
us-gaap:StatementGeographical, us-gaap:StatementBusinessSegments
us-gaap:RelatedPartyTransactionsByRelatedParty, dei:LegalEntity
us-gaap:RevenueFromRelatedParties

us-gaap:RevenueNotFromContractWithCustomer
us-gaap:ConsolidationItems
us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments
us-gaap:StatementClassOfStock
us-gaap:StockIssuedDuringPeriodValueNewIssues
us-gaap:StatementClassOfStock, us-gaap:StatementEquityComponents

us-gaap:StockRepurchasedDuringPeriodValue
us-gaap:StatementEquityComponents

us-gaap:StockholdersEquityOther
us-gaap:StatementEquityComponents
us-gaap:BalanceSheetLocation
gm:CashAndTimeDeposits
us-gaap:FinancingReceivablePortfolioSegment, gm:BusinessGroup
gm:DealerCashManagement
gm:BusinessGroup
gm:DebtandFinanceLeaseLiabilities
us-gaap:BalanceSheetLocation, us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship, gm:BusinessGroup
gm:DerivativeLiabilitiesFairValueAdjustment
gm:BusinessGroup
gm:FinanceLeaseLiabilitiesFairValueDisclosure
us-gaap:CreditScoreFico, us-gaap:FinancingReceivablePortfolioSegment, gm:BusinessGroup
gm:FinancingReceivableOriginatedFiveYearsbeforeLatestFiscalYear
us-gaap:FinancialInstrumentPerformanceStatus, us-gaap:FinancingReceivablePortfolioSegment, gm:BusinessGroup
us-gaap:FinancialInstrumentPerformanceStatus, us-gaap:FinancingReceivablePortfolioSegment, us-gaap:FinancingReceivablesPeriodPastDue, gm:BusinessGroup
us-gaap:FinancingReceivablePortfolioSegment, gm:BusinessGroup
us-gaap:FinancingReceivablePortfolioSegment, us-gaap:InternalCreditAssessment, gm:BusinessGroup
us-gaap:CreditScoreFico, us-gaap:FinancingReceivablePortfolioSegment, gm:BusinessGroup
gm:FinancingReceivableOriginatedMorethanSixYearsbeforeCurrentFiscalYear
us-gaap:FinancialInstrumentPerformanceStatus, us-gaap:FinancingReceivablePortfolioSegment, gm:BusinessGroup
us-gaap:FinancialInstrumentPerformanceStatus, us-gaap:FinancingReceivablePortfolioSegment, us-gaap:FinancingReceivablesPeriodPastDue, gm:BusinessGroup
us-gaap:FinancingReceivablePortfolioSegment, gm:BusinessGroup
us-gaap:FinancingReceivablePortfolioSegment, us-gaap:InternalCreditAssessment, gm:BusinessGroup
us-gaap:CreditScoreFico, us-gaap:FinancingReceivablePortfolioSegment, gm:BusinessGroup
gm:FinancingReceivablebeforeAllowanceforCreditLossPercent
us-gaap:FinancialInstrumentPerformanceStatus, us-gaap:FinancingReceivablePortfolioSegment, us-gaap:FinancingReceivablesPeriodPastDue, gm:BusinessGroup
us-gaap:FinancingReceivablePortfolioSegment, gm:BusinessGroup
us-gaap:FinancingReceivablePortfolioSegment, us-gaap:InternalCreditAssessment, gm:BusinessGroup
us-gaap:ConsolidationItems, us-gaap:FinancingReceivablePortfolioSegment, gm:BusinessGroup
gm:IntercompanyPayable
us-gaap:ConsolidationItems, gm:BusinessGroup
gm:IntercompanyReceivable

gm:LongtermDebtandFinanceLeaseObligationsMaturitiesRepaymentsofPrincipalRemainderofFiscalYear
gm:BusinessGroup

gm:LongtermDebtandFinanceLeaseObligationsMaturitiesRepaymentsofPrincipalafterYearSeven
gm:BusinessGroup

gm:LongtermDebtandFinanceLeaseObligationsMaturitiesRepaymentsofPrincipalafterYearSix
gm:BusinessGroup

gm:LongtermDebtandFinanceLeaseObligationsMaturitiesRepaymentsofPrincipalinYearFive
gm:BusinessGroup

gm:LongtermDebtandFinanceLeaseObligationsMaturitiesRepaymentsofPrincipalinYearFour
gm:BusinessGroup

gm:LongtermDebtandFinanceLeaseObligationsMaturitiesRepaymentsofPrincipalinYearThree
gm:BusinessGroup

gm:LongtermDebtandFinanceLeaseObligationsMaturitiesRepaymentsofPrincipalinYearTwo
gm:BusinessGroup
us-gaap:LitigationCase, us-gaap:LitigationStatus
gm:LossContingencyNumberofStates
us-gaap:MajorPropertyClass
gm:OperatingLeaseRightofuseAssetAccumulatedDepreciation
us-gaap:MajorPropertyClass
gm:OperatingLeaseRightofuseAssetGross

gm:OperatingLeaseRightofuseAssetNoncurrent

gm:PolicyProductwarrantyandRecallcampaignsAccrual

gm:RestrictedCashandMoneyMarketFunds

us-gaap:AccountsNotesAndLoansReceivableNetCurrent

us-gaap:AccruedLiabilitiesCurrent

us-gaap:AdditionalPaidInCapital

us-gaap:AssetsNoncurrent

us-gaap:AvailableForSaleSecuritiesDebtSecurities
us-gaap:BalanceSheetLocation
us-gaap:BalanceSheetLocation, us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FinancialInstrument
us-gaap:BalanceSheetLocation, us-gaap:StatementBusinessSegments

us-gaap:AvailableForSaleSecuritiesDebtSecuritiesCurrent

us-gaap:CashAndCashEquivalentsFairValueDisclosure
us-gaap:StatementBusinessSegments
gm:BusinessGroup
us-gaap:DebtAndCapitalLeaseObligations
gm:BusinessGroup, gm:DebtType
gm:BusinessGroup
us-gaap:DebtInstrumentFairValue
gm:BusinessGroup, gm:DebtType
us-gaap:FairValueByFairValueHierarchyLevel, gm:BusinessGroup
gm:BusinessGroup
us-gaap:DebtInstrumentUnamortizedDiscountPremiumAndDebtIssuanceCostsNet
us-gaap:CreditFacility, gm:BusinessGroup, gm:DebtType
us-gaap:DebtWeightedAverageInterestRate
us-gaap:DebtInstrument, us-gaap:LongtermDebtType, gm:BusinessGroup, gm:DebtType
us-gaap:LongtermDebtType, gm:BusinessGroup, gm:DebtType

us-gaap:DeferredIncomeTaxAssetsNet

us-gaap:DefinedBenefitPensionPlanLiabilitiesNoncurrent
gm:BusinessGroup
us-gaap:DerivativeAssets
us-gaap:DerivativeInstrumentRisk, us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship, us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:HedgingDesignation, gm:BusinessGroup
us-gaap:DerivativeInstrumentRisk, us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:HedgingDesignation, gm:BusinessGroup
us-gaap:BalanceSheetLocation, us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:HedgingDesignation, gm:BusinessGroup, dei:LegalEntity
us-gaap:DerivativeAssetsLiabilitiesAtFairValueNet
gm:BusinessGroup
us-gaap:DerivativeCollateralRightToReclaimSecurities
gm:BusinessGroup
us-gaap:DerivativeLiabilities
us-gaap:DerivativeInstrumentRisk, us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship, us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:HedgingDesignation, gm:BusinessGroup
us-gaap:DerivativeInstrumentRisk, us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:HedgingDesignation, gm:BusinessGroup
gm:BusinessGroup
us-gaap:DerivativeNotionalAmount
us-gaap:DerivativeInstrumentRisk, us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship, us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:HedgingDesignation, gm:BusinessGroup
us-gaap:DerivativeInstrumentRisk, us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:HedgingDesignation, gm:BusinessGroup
us-gaap:HedgingDesignation, gm:BusinessGroup

us-gaap:EquityMethodInvestments
us-gaap:ConsolidationItems, gm:BusinessGroup
us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments
us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments, gm:BusinessGroup
gm:BusinessGroup
us-gaap:FinanceLeaseLiability
gm:BusinessGroup
us-gaap:FinancingReceivableAllowanceForCreditLosses
us-gaap:FinancingReceivablePortfolioSegment, gm:BusinessGroup
us-gaap:CreditScoreFico, us-gaap:FinancingReceivablePortfolioSegment, gm:BusinessGroup
us-gaap:FinancingReceivableOriginatedFourYearsBeforeLatestFiscalYear
us-gaap:FinancialInstrumentPerformanceStatus, us-gaap:FinancingReceivablePortfolioSegment, gm:BusinessGroup
us-gaap:FinancialInstrumentPerformanceStatus, us-gaap:FinancingReceivablePortfolioSegment, us-gaap:FinancingReceivablesPeriodPastDue, gm:BusinessGroup
us-gaap:FinancingReceivablePortfolioSegment, gm:BusinessGroup
us-gaap:FinancingReceivablePortfolioSegment, us-gaap:InternalCreditAssessment, gm:BusinessGroup
us-gaap:CreditScoreFico, us-gaap:FinancingReceivablePortfolioSegment, gm:BusinessGroup
us-gaap:FinancingReceivableOriginatedInCurrentFiscalYear
us-gaap:FinancialInstrumentPerformanceStatus, us-gaap:FinancingReceivablePortfolioSegment, gm:BusinessGroup
us-gaap:FinancialInstrumentPerformanceStatus, us-gaap:FinancingReceivablePortfolioSegment, us-gaap:FinancingReceivablesPeriodPastDue, gm:BusinessGroup
us-gaap:FinancingReceivablePortfolioSegment, gm:BusinessGroup
us-gaap:FinancingReceivablePortfolioSegment, us-gaap:InternalCreditAssessment, gm:BusinessGroup
us-gaap:CreditScoreFico, us-gaap:FinancingReceivablePortfolioSegment, gm:BusinessGroup
us-gaap:FinancingReceivableOriginatedInFiscalYearBeforeLatestFiscalYear
us-gaap:FinancialInstrumentPerformanceStatus, us-gaap:FinancingReceivablePortfolioSegment, gm:BusinessGroup
us-gaap:FinancialInstrumentPerformanceStatus, us-gaap:FinancingReceivablePortfolioSegment, us-gaap:FinancingReceivablesPeriodPastDue, gm:BusinessGroup
us-gaap:FinancingReceivablePortfolioSegment, gm:BusinessGroup
us-gaap:FinancingReceivablePortfolioSegment, us-gaap:InternalCreditAssessment, gm:BusinessGroup
us-gaap:CreditScoreFico, us-gaap:FinancingReceivablePortfolioSegment, gm:BusinessGroup
us-gaap:FinancingReceivableOriginatedThreeYearsBeforeLatestFiscalYear
us-gaap:FinancialInstrumentPerformanceStatus, us-gaap:FinancingReceivablePortfolioSegment, gm:BusinessGroup
us-gaap:FinancialInstrumentPerformanceStatus, us-gaap:FinancingReceivablePortfolioSegment, us-gaap:FinancingReceivablesPeriodPastDue, gm:BusinessGroup
us-gaap:FinancingReceivablePortfolioSegment, gm:BusinessGroup
us-gaap:FinancingReceivablePortfolioSegment, us-gaap:InternalCreditAssessment, gm:BusinessGroup
us-gaap:CreditScoreFico, us-gaap:FinancingReceivablePortfolioSegment, gm:BusinessGroup
us-gaap:FinancingReceivableOriginatedTwoYearsBeforeLatestFiscalYear
us-gaap:FinancialInstrumentPerformanceStatus, us-gaap:FinancingReceivablePortfolioSegment, gm:BusinessGroup
us-gaap:FinancialInstrumentPerformanceStatus, us-gaap:FinancingReceivablePortfolioSegment, us-gaap:FinancingReceivablesPeriodPastDue, gm:BusinessGroup
us-gaap:FinancingReceivablePortfolioSegment, gm:BusinessGroup
us-gaap:FinancingReceivablePortfolioSegment, us-gaap:InternalCreditAssessment, gm:BusinessGroup
us-gaap:FinancialInstrumentPerformanceStatus, us-gaap:FinancingReceivablePortfolioSegment, gm:BusinessGroup
us-gaap:FinancingReceivablePercentPastDue1
us-gaap:FinancialInstrumentPerformanceStatus, us-gaap:FinancingReceivablePortfolioSegment, us-gaap:FinancingReceivablesPeriodPastDue, gm:BusinessGroup
us-gaap:FinancingReceivablePortfolioSegment
us-gaap:FinancingReceivableRecordedInvestmentNonaccrualStatus
us-gaap:FinancingReceivablePortfolioSegment, gm:BusinessGroup
us-gaap:FinancialInstrumentPerformanceStatus, us-gaap:FinancingReceivablePortfolioSegment, gm:BusinessGroup
us-gaap:FinancingReceivableRecordedInvestmentPastDue
us-gaap:FinancialInstrumentPerformanceStatus, us-gaap:FinancingReceivablePortfolioSegment, us-gaap:FinancingReceivablesPeriodPastDue, gm:BusinessGroup
us-gaap:FinancingReceivablePortfolioSegment, gm:BusinessGroup
us-gaap:FinancingReceivableRevolving
us-gaap:FinancingReceivablePortfolioSegment, us-gaap:InternalCreditAssessment, gm:BusinessGroup

us-gaap:GuaranteeObligationsMaximumExposure
us-gaap:BalanceSheetLocation, us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship, gm:BusinessGroup
us-gaap:HedgedLiabilityFairValueHedge

us-gaap:InventoryFinishedGoodsNetOfReserves

us-gaap:InventoryWorkInProcessAndRawMaterialsNetOfReserves
gm:DebtType, us-gaap:CreditFacility, us-gaap:LongtermDebtType, us-gaap:StatementScenario
us-gaap:LineOfCreditFacilityMaximumBorrowingCapacity
us-gaap:DebtInstrument, us-gaap:LongtermDebtType, gm:BusinessGroup, gm:DebtType
us-gaap:DebtInstrument, us-gaap:LongtermDebtType, gm:DebtType
us-gaap:DebtInstrument, us-gaap:LongtermDebtType, us-gaap:SubsequentEventType, gm:DebtType
us-gaap:StatementScenario, us-gaap:CreditFacility, us-gaap:LongtermDebtType, gm:DebtType
us-gaap:StatementScenario, us-gaap:LongtermDebtType, gm:DebtType
gm:BusinessGroup
us-gaap:LineOfCreditFacilityRemainingBorrowingCapacity

us-gaap:LitigationReserve
gm:BusinessGroup
us-gaap:LongTermDebtAndCapitalLeaseObligations
us-gaap:ConsolidatedEntities, gm:BusinessGroup

us-gaap:LongTermDebtAndCapitalLeaseObligationsIncludingCurrentMaturities
gm:BusinessGroup
gm:BusinessGroup, gm:DebtType
us-gaap:LongTermDebtFairValue
gm:BusinessGroup
us-gaap:LongtermDebtWeightedAverageInterestRate
us-gaap:DebtInstrument, us-gaap:LongtermDebtType, gm:BusinessGroup, gm:DebtType
us-gaap:LongtermDebtType, gm:BusinessGroup, gm:DebtType
us-gaap:LitigationCase
us-gaap:LossContingencyAccrualAtCarryingValue
us-gaap:BalanceSheetLocation
us-gaap:LossContingencyAccrualProductLiabilityGross
us-gaap:LitigationCase
us-gaap:LossContingencyRangeOfPossibleLossPortionNotAccrued
us-gaap:LossContingenciesByNatureOfContingency
us-gaap:BalanceSheetLocation, us-gaap:FairValueByFairValueHierarchyLevel
us-gaap:MoneyMarketFundsAtCarryingValue
gm:BusinessGroup
us-gaap:NotesAndLoansReceivableNetCurrent
us-gaap:ConsolidatedEntities, gm:BusinessGroup
gm:BusinessGroup
us-gaap:NotesAndLoansReceivableNetNoncurrent
us-gaap:ConsolidatedEntities, gm:BusinessGroup
gm:BusinessGroup
us-gaap:NotesReceivableGross
us-gaap:CreditScoreFico, us-gaap:FinancingReceivablePortfolioSegment, gm:BusinessGroup
us-gaap:FinancingReceivablePortfolioSegment, gm:BusinessGroup
us-gaap:FinancingReceivablePortfolioSegment, us-gaap:InternalCreditAssessment, gm:BusinessGroup
gm:BusinessGroup
us-gaap:NotesReceivableNet
us-gaap:ConsolidationItems, us-gaap:FinancingReceivablePortfolioSegment, gm:BusinessGroup
us-gaap:FinancingReceivablePortfolioSegment, gm:BusinessGroup
us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName, us-gaap:StatementScenario
us-gaap:OtherCommitment

us-gaap:OtherPostretirementDefinedBenefitPlanLiabilitiesNoncurrent
us-gaap:FairValueByFairValueHierarchyLevel, gm:BusinessGroup
us-gaap:ReceivablesFairValueDisclosure

us-gaap:RestrictedCashAndCashEquivalents
us-gaap:ConsolidatedEntities, gm:BusinessGroup
us-gaap:RestrictedCashAndInvestmentsCurrent
us-gaap:ConsolidatedEntities, gm:BusinessGroup
us-gaap:RestrictedCashAndInvestmentsNoncurrent

us-gaap:RestructuringReserve
us-gaap:RelatedPartyTransactionsByRelatedParty
us-gaap:RetainedEarningsUndistributedEarningsFromEquityMethodInvestees

us-gaap:RevenueRemainingPerformanceObligation
gm:BusinessGroup
us-gaap:ShortTermDebtWeightedAverageInterestRate

us-gaap:StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest
us-gaap:StatementEquityComponents

Tables

  2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
us-gaap:CommonStockValue ▁▁▁▁▁▁▁▁▁▁▁▄▄▄▄█▄▄███████▄▁▁▁▁█████▄141414141414141414141415151515161515161616161616161514141414161616161615NA15NANANA
us-gaap:CommonStockSharesIssued ▂▂▂▂▂▂▂▂▂▂▂▅▅▅▅█▅▅███████▅▂▂▂▁▇▇▇▇▇▇140014001400140014001400140014001400140014001500150015001500160015001500160016001600160016001600160015001400140014001366156515651565156415641561NA1500NANANA
us-gaap:CommonStockSharesOutstanding ▂▂▂▂▂▂▂▂▂▂▂▅▅▅▅█▅▅███████▅▂▂▂▁▇▇▇▇▇▅140014001400140014001400140014001400140014001500150015001500160015001500160016001600160016001600160015001400140014001366156515651565156415641500NA1500NANANA
us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding 1440NA144214381436NA143114311430NA147215191532NA157415811580NA161816601686NA169116881691NA168116771507NA16631671NANA16821654NANA16301567NA
us-gaap:WeightedAverageNumberOfSharesOutstandingBasic 1433NA142814201417NA141214101408NA144514971505NA155015481546NA157715961617NA161216081587NA138613761372NA15701569NANA15621505NANA15001500NA
us-gaap:EarningsPerShareBasic ▄▄▆▆▆▆▆▆▅▁▂▅▆▅▆▆▅█▅▅▅▅▅▄▄▅▅▅▅▅▅▅▅▅▅▆▆▅▅▅▅0.17-0.169999999999999931.621.681.51.421.771.680.73-3.52-2.061.111.731.211.791.851.264.030.860.70.580.690.860.120.080.640.50.870.630.580.940.950.640.31.11.682.090.341.310.890.58
us-gaap:EarningsPerShareDiluted ▄▄▆▆▆▆▆▆▅▁▂▅▆▅▆▆▅█▅▅▅▅▅▄▄▅▅▅▅▅▅▅▅▅▅▆▆▅▅▅▅0.17-0.169999999999999931.61.661.481.40000000000000041.751.660.72-3.45-2.031.091.71.191.761.811.243.920.840.670.560.660.810.110.060.570.450.750.580.540.890.90.60.281.031.541.770.311.20.850.55
  2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax ▁▂▄▄▂▅▄▅▄▅▃▅▇█▇▇▅▆▆▅▄▆▆▆▅▆▆▆▅▆▅▅▅▅▅▆▄▅▃▃▂2915030826354733606031261383993579136760360993771533623369844120043918428254237237265396213884338180357123961739255396493740840485389833907536884393073757637614377593799036719393733619436882340603317431476
 us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax gm:BusinessGroup gm:Automotive▃▁▅▆▅█▆▇▆█▄2915027194318173242531261348033227633275326913446630466NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:ConsolidationItems,gm:BusinessGroup us-gaap:OperatingSegments,gm:Automotive29149NANANA31261NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:ConsolidationItems,us-gaap:ProductOrService,gm:BusinessGroup us-gaap:OperatingSegments,gm:VehiclesandParts,gm:Automotive27574NANANA29529NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:ConsolidationItems,us-gaap:ProductOrService,us-gaap:StatementBusinessSegments,gm:BusinessGroup us-gaap:OperatingSegments,gm:VehiclesandParts,gm:GMI,gm:Automotive2998NANANA3567NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:ConsolidationItems,us-gaap:ProductOrService,us-gaap:StatementBusinessSegments,gm:BusinessGroup us-gaap:OperatingSegments,gm:VehiclesandParts,gm:Gmna,gm:Automotive24576NANANA25962NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:ConsolidationItems,us-gaap:StatementBusinessSegments,gm:BusinessGroup us-gaap:OperatingSegments,gm:GMI,gm:Automotive3280NANANA3850NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:ConsolidationItems,us-gaap:StatementBusinessSegments,gm:BusinessGroup us-gaap:OperatingSegments,gm:Gmna,gm:Automotive25831NANANA27365NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:ProductOrService gm:VehiclesandParts27574NANANA29529NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:RevenueFromContractWithCustomerIncludingAssessedTax ▂▁▃▄▃▅▄▄▄▅▂▄▇█▇▇▄▆▅▅▄▆▆▆▅▆▅▅▄▆▅▅▅▅▄▆▄▄▃▂▁3270930826354733606034878383993579136760360993771533623369844120043918428254237237265396213884338180357123961739255396493740840485389833907536884393073757637614377593799036719393733619436882340603317431476
us-gaap:Revenues ▂▁▃▄▃▅▄▄▄▅▂▄▇█▇▇▄▆▅▅▄▆▆▆▅▆▅▅▄▆▅▅▅▅▄▆▄▄▃▂▁3270930826354733606034878383993579136760360993771533623369844120043918428254237237265396213884338180357123961739255396493740840485389833907536884393073757637614377593799036719393733619436882340603317431476
 us-gaap:Revenues gm:BusinessGroup gm:GmFinancial▇███▇▇▆▆▅▂▁35593632365636353617359635153485340832493157NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:Revenues us-gaap:ConsolidationItems,gm:BusinessGroup us-gaap:OperatingSegments,gm:Automotive▃▁▅▆▅█▆▇2914927194318173242531261348313228833309NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:Revenues us-gaap:ConsolidationItems,us-gaap:StatementBusinessSegments us-gaap:OperatingSegments,gm:GMFinancialSegment▇████▇▇▆▅▄▃▁356136363659363936203599351834883411325231612990NANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:Revenues us-gaap:ConsolidationItems,us-gaap:StatementBusinessSegments,gm:BusinessGroup us-gaap:OperatingSegments,gm:GMI,gm:Automotive▁▆▃▄▃█▆▇32804420379440473850496045824758NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:Revenues us-gaap:ConsolidationItems,us-gaap:StatementBusinessSegments,gm:BusinessGroup us-gaap:OperatingSegments,gm:Gmna,gm:Automotive▄▁▆▇▆█▆▇2583122706279712832427365298232765028501NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:CostOfGoodsAndServicesSold gm:BusinessGroup gm:Automotive26726NA281742832728229NA285333007130184NA26852NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:OperatingExpenses 32052NA331693357333634375703418135283355703551032047NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:OperatingCostsAndExpenses gm:BusinessGroup gm:GmFinancial█▅▂▅▇▆▄▃▃▃▁33563177298731443306322430642996301429952892NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:SellingGeneralAndAdministrativeExpense gm:BusinessGroup gm:Automotive1970NA200821022099NA258422162372NA2303NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:OperatingIncomeLoss ▃▁▇▇▅▄▅▅▃▇▆▇▇▅██▆▆▄▅▄657-554230424871244829161014775292578191626182745152030173036197218599971288753NA1227-471-535NA22561751959NA16031821996NA18062451949NA17331903NA
 us-gaap:InterestExpense gm:BusinessGroup gm:Automotive▇██▇▆▇▅▅▄▄▄▃▄▄▄▄▃▂▂▂▂▂▁▁▁19320020619518118516115915014515113214415014814712711311210811010496100103NANANANANANANANANANANANANANANANA
us-gaap:OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax ▁▇▄▆▇▅▅▄▆▇█▇▇▄▆▆▇▄▃▅▇-973134-35768149-212-209-3283417537193108-357-92-1984-359-645-143192NA-7946-98NA-154-506263NA7-11563NA-446NANANANANANA
us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest ▃▁▆▇▆▄▆▇▄▇▆▇▇▅██▆▇▄▅▄643-3552582292722821458263028851576299324302967331719853488372124903058150617171437NA18693356NA254721301594NANANANANANANANANANANANA
us-gaap:NonoperatingIncomeExpense ▄▂▃▄▇▅▆█▅▁▃▁▃▂▂▃▂▃▂▁▃31113116936480546665193054913165-49161501221728524811913241NA2398189NA-82251171NA318139275NA152308604NA377-91NA
us-gaap:IncomeTaxExpenseBenefit ▃▃▃▃▃▃▃▃▃█▄▃▃▃▃▄▃▁▃▃▃357-163271524137-61110051946678962316534700216776871559-3168165577529NA427-254-224NA842742409NA357241216NA107-61137NA-25361NA
us-gaap:ProfitLoss ▄▄▆▆▅▅▆▆▅▁▂▅▆▅▆▆▅█▅▅▅▅▅▄▄▅▅▅▅▅▅▅▅▅▅▆▆▅▆▅▅286-1922311240321452069253023661040-5180-298216632617177527122850193162261341114090820091442287280105317051388118510311854190113507472092303734111472222316121196
 us-gaap:ProfitLoss us-gaap:StatementEquityComponents us-gaap:RetainedEarnings294NA2351241821572044253423901046-5151-2981166026081835277328661953626613591117945NANANA213NANANA1175NANANA1315NANANA3366NANANANA
us-gaap:ComprehensiveIncomeNetOfTax ▄▃▆▆▆▅▆▆▅▁▃▅▆▅▆▆▅█▅▅▅-350-23532124249723471326238423001074-5379-13951541268845827253015193562648689051687NA1674283188NA17769851616NA110416191408NA194830693616NANANANA
us-gaap:ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest ▅▇▃▅▅█▆▅▆▅▆▇▇▁▂▆▄▅▆█▅-2011-50-20-1724-4-28-7-29-348-88-75-13-42-31-1622-28NA-37764NA-15-292NA314444NA-394956NANANANA
us-gaap:ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest ▄▃▅▆▆▅▆▆▅▁▃▅▆▄▆▆▅█▅▅▅-370-23422074247723301350238022721067-5408-13981545269637026503002189362338529271659NA1637290252NA17619561618NA113516631452NA190931183672NANANANA
us-gaap:NetIncomeLoss ▄▄▆▆▅▅▆▆▅▁▂▅▆▅▆▆▅█▅▅▅▅▅▄▄▅▅▅▅▅▅▅▅▅▅▆▆▅▅▅▅294-1942351241821572044253423901046-5151-298116602608183527732866195362661359111794519871471278213104017171414117511941833184613157252107299233661406216215361068
us-gaap:NetIncomeLossAvailableToCommonStockholdersBasic ▄▄▆▆▅▅▆▆▅▁▂▅▆▅▆▆▅█▅▅▅247-2322313238121192006250323751032-5165-2983166026081835277328661953626613591117945NA1384190125NA6981200865NA147614871004NA172625243151NA19591334NA
us-gaap:NetIncomeLossAvailableToCommonStockholdersDiluted ▄▄▆▆▅▅▆▆▅▁▂▅▆▅▆▆▅█▅▅▅247-2322313238121192006250323751032-5165-2983166026081836277328651952626813571113945NA1376190108NA7571260873NA14831496NANANANANANANANANA
us-gaap:NetIncomeLossAttributableToNoncontrollingInterest ▅▆▃▅▅█▆▄▅▄▆▆▇▁▁▅▄▃▄█▃-82-40-15-1225-4-24-6-29-139-60-61-16-22-40-1823-37NA-29967NA-12-2610NA215535NA-154545NA6176NA
  2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
us-gaap:Assets █▇▇▇▇▇▇▆▆▆▇█▇▆▆▆▅▄▄▄▃▃▃▃▃▂▃▂▂▁▂▂▁▁▁▁246624228037231529233737233132227339225711218641218726212482229502240300230793221690217576210449203618194520189000185812179918177677176908179098173606166344168539163110153775149422155456151987150194144603148497150415NA138898NANANA
 us-gaap:Assets us-gaap:ConsolidationItems,gm:BusinessGroup us-gaap:CorporateNonSegment,gm:Automotive█▄▄▃▂▃▂▁4596532365343092959727937316942819424795NA30573NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:Assets us-gaap:ConsolidationItems,gm:BusinessGroup us-gaap:OperatingSegments,gm:Automotive█▂▃▄▄▂▃▁128571116380119485120347120073115678118896114613NA115409NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:Assets us-gaap:ConsolidationItems,us-gaap:StatementBusinessSegments us-gaap:OperatingSegments,gm:GMFinancialSegment█▅▆▆▆▆▄▃▃▁▄▃11538110888110909911071111122010995310565810265710121097251106142103588NA87947NANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:Assets us-gaap:ConsolidationItems,us-gaap:StatementBusinessSegments,gm:BusinessGroup us-gaap:OperatingSegments,gm:Gmna,gm:Automotive▂▂█▇▅▂▃▁109159109290115995114515112455109763110245108202NA99874NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:Liabilities █▇▇▇▇▇▇▆▇▆▇▇▇▆▆▅▅▅▅▄▄▄▃▃▃▂▃▂▂▂▂▂▂▁▁▁202307182080182758186648188494184562184803180005183268176282186025194575184579177615172561166446162293154197153865150142143095141653133345136513130766123170131178124106115440112422112827110377110054105612102881108383NA101739NANANA
us-gaap:LiabilitiesAndStockholdersEquity █▇▇▇▇▇▇▆▆▆▇█▇▆▆▆▅▄▄▄▃▃▃▃▃▂▃▂▂▁▂▂▁▁▁▁246624228037231529233737233132227339225711218641218726212482229502240300230793221690217576210449203618194520189000185812179918177677176908179098173606166344168539163110153775149422155456151987150194144603148497150415NA138898NANANA
us-gaap:StockholdersEquity ▄▅▇▆▅▄▃▂▁▁▆██▇▇▇▅▄▁▂▂▂▆▆▆▆▂▃▃▂▅▅▄▃▇▅401134179244554428164076538860380613618134298350014224345521459724383644720436304093239871346383514636329354574300241994422224260736778383743758736244416594070039256381204474441118NA36180NANANA
  2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
us-gaap:AssetsCurrent █▃▄▄▄▃▃▂▂▂▃▅▄▃▃▃▂▄▅▅▅▅▆▇▆▅▄▄▃▂▃▂▂▁97699749928056581306800907529374848704517143568744766188508179598762037649674630710347800782341845548323183670866409164386825815018116477745725706999672107702336921664923NANANANANANANA
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us-gaap:Goodwill ▁█18001900NANANA1900NANANA1900NANANA1900NANANANANANANA14271559157315631560195319931968197328408284052843329019NANANA31778NANANA
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us-gaap:LiabilitiesCurrent ▇▆▆▆▆▆▆▆▆▅▆█▇▆▆▅▅▄▄▄▃▃▃▄▄▃▃▂▂▁▂▂▂▁91292849058425284294853038223784116802928271676890818499430690904851818253576043749877146672739695286734265701673297234769222624126256360021565395399257623566515657753226NANANANANANANA
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 us-gaap:DebtCurrent gm:BusinessGroup gm:GmFinancial█▆▆▅▅▅▅▄▄▄▄▅▆▅▄▃▃▃▂▂▂▂▂▂▂▂▁43331355033188430659312733095627950254572500624450244802894232351278612436220199207561874516361139411394014488128081519314327135949653NANA3770NANANANANANANANANANANA
 us-gaap:DebtCurrent us-gaap:ConsolidatedEntities,gm:BusinessGroup us-gaap:VariableInterestEntityPrimaryBeneficiaryAggregatedDisclosure,gm:GmFinancial█▁3096223952NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
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  2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
us-gaap:LiabilitiesNoncurrent █▆▇▇▇▇▇▇▇▇▇▇▆▆▅▆▅▅▄▄▄▄▃▂▂▂▃▂▂▂▁▁▁▁1110159717598506102354103191102325100687997131005529939210417610026993675924349002690403873068273181126806147575375952660166416661544607586861564085589015843055204537265347752386NANANANANANANA
 us-gaap:LongTermDebt gm:BusinessGroup,gm:DebtType gm:Automotive,us-gaap:SecuredDebt▁█123167NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:LongTermDebt gm:BusinessGroup,gm:DebtType gm:Automotive,us-gaap:UnsecuredDebt█▁2988413909NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:MinorityInterest ████▇▇▆▅▃▃▃▁▁▁▁▁▁▁▂▂▁▂▂▂▂▂▂▂▂▂▂▂▂▂▂▂42044165421742733873391728472455116011991234204242239295373393452497524494567561591618567583630748756970910884871872914NA979NANANA
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  2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
us-gaap:StockholdersEquity ▄▅▇▆▅▄▃▂▁▁▆██▇▇▇▅▄▁▂▂▂▆▆▆▆▂▃▃▂▅▅▄▃▇▅401134179244554428164076538860380613618134298350014224345521459724383644720436304093239871346383514636329354574300241994422224260736778383743758736244416594070039256381204474441118NA36180NANANA
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us-gaap:RetainedEarningsAccumulatedDeficit ▇██▇▇▆▆▅▅▅▇██▇▇▇▆▆▄▄▄▄▄▃▄▄▃▃▃▃▃▃▂▂▂▁2588526860276092580723939223222086518873170281762724230285472819526168254172378521508202851491214512148251457713975131621345713816129031219111017100571153398898283718365954729NA266NANANA
us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax ▁▁▂▃▃▂▃▃▃▃▃▂▂▂▃▃▃▃▃▃▃▃▆▆▆▆▃▃▃▃▄▄▄▄██-11800-11156-8997-8770-8849-9039-8321-8171-8081-8011-7783-9369-9250-9330-7953-7905-8054-8036-8034-7543-7331-8073-2930-3133-3138-3113-7981-8040-7611-8052-6724-5995-5768-586114121571NA1251NANANA
  2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
us-gaap:NetCashProvidedByUsedInOperatingActivities ▃▅█▆▁▇▅▆▂█▄▇▃▅█1561347365535076-81603036735105448688828815518204140186570NANANANANANANANANANANANANA819NANANA2499NANANA-377NANANANA
us-gaap:NetCashProvidedByUsedInInvestingActivities ▄██▆▆▅▆▅▆▆▃▄▄▁▁-6570-1208-1551-4429-3711-6188-4535-5478-4562-4811-8838-7118-6805-11644-11660NANANANANANANANANANANANANA-510NANANA-1292NANANA39NANANANA
us-gaap:NetCashProvidedByUsedInFinancingActivities █▁▁▁▂▂▃▂▃▂▂▃▃▃▂23680-2332-2133-12891077284239578863769-9521395493504749322118NANANANANANANANANANANANANA2167NANANA-28NANANA207NANANANA
  2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
us-gaap:NetCashProvidedByUsedInOperatingActivities ▃▅█▆▁▇▅▆▂█▄▇▃▅█1561347365535076-81603036735105448688828815518204140186570NANANANANANANANANANANANANA819NANANA2499NANANA-377NANANANA
us-gaap:NetIncomeLoss ▄▄▆▆▅▅▆▆▅▁▂▅▆▅▆▆▅█▅▅▅▅▅▄▄▅▅▅▅▅▅▅▅▅▅▆▆▅▅▅▅294-1942351241821572044253423901046-5151-298116602608183527732866195362661359111794519871471278213104017171414117511941833184613157252107299233661406216215361068
us-gaap:ProfitLoss ▄▄▆▆▅▅▆▆▅▁▂▅▆▅▆▆▅█▅▅▅▅▅▄▄▅▅▅▅▅▅▅▅▅▅▆▆▅▆▅▅286-1922311240321452069253023661040-5180-298216632617177527122850193162261341114090820091442287280105317051388118510311854190113507472092303734111472222316121196
 us-gaap:ProfitLoss us-gaap:StatementEquityComponents us-gaap:RetainedEarnings294NA2351241821572044253423901046-5151-2981166026081835277328661953626613591117945NANANA213NANANA1175NANANA1315NANANA3366NANANANA
us-gaap:DepreciationDepletionAndAmortization ▆▆▆▆█▇▆▅▅▅▅▅▅▃▄▄▃▁▂▁▁319832473308339641093641330530993097315431302961282523222651249122221635187817021538NANANANANANANANANANANANANANANANANANANANA
 us-gaap:DepreciationDepletionAndAmortization us-gaap:ConsolidationItems,gm:BusinessGroup us-gaap:OperatingSegments,gm:Automotive▂▃▃▃█▄▂▁14021471146915412208166813991264NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:DepreciationDepletionAndAmortization us-gaap:ConsolidationItems,us-gaap:StatementBusinessSegments us-gaap:OperatingSegments,gm:GMFinancialSegment▅▄▅▆▇█▇▅▅▅▄▁178817711832184818991971190418331823181617431586NANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:DepreciationDepletionAndAmortization us-gaap:ConsolidationItems,us-gaap:StatementBusinessSegments,gm:BusinessGroup us-gaap:OperatingSegments,gm:Gmna,gm:Automotive▂▂▃▃█▄▂▁12271309132514092069152112511114NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
  2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
us-gaap:NetCashProvidedByUsedInInvestingActivities ▄██▆▆▅▆▅▆▆▃▄▄▁▁-6570-1208-1551-4429-3711-6188-4535-5478-4562-4811-8838-7118-6805-11644-11660NANANANANANANANANANANANANA-510NANANA-1292NANANA39NANANANA
us-gaap:PaymentsToAcquirePropertyPlantAndEquipment ▁█▂▂▅▆▆▅▆▅▅▅▅█▆▆▆▇▄▄▃122427401376146220142199221120792272210021672181200526362296232522852550183518051684NANANA1759NANANA1940NANANA1994NANANA1322NANANANA
  2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
us-gaap:NetCashProvidedByUsedInFinancingActivities █▁▁▁▂▂▃▂▃▂▂▃▃▃▂23680-2332-2133-12891077284239578863769-9521395493504749322118NANANANANANANANANANANANANA2167NANANA-28NANANA207NANANANA
us-gaap:PaymentsOfDividends ▂▂▂▂▂▂▂▁▂▁▂▂▂▂▂▂▂▂▂▂▁█5905586085586265525865385665325565725735865946005885645925984881384NANA571NANANA218NANANA217NANANANANANANANA
us-gaap:PaymentsOfDividends ▂▂▂▂▂▂▂▁▂▁▂▂▂▂▂▂▂▂▂▂▁█5905586085586265525865385665325565725735865946005885645925984881384NANA571NANANA218NANANA217NANANANANANANANA
  2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31

Common Stock Value

us-gaap:CommonStockValue



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value14141414141414141414141515151516151516161616161616151414141416161616161515
Percentage of CommonStockValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Common Stock Par Or Stated Value Per Share

Common Stock Shares Issued

us-gaap:CommonStockSharesIssued



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value1400140014001400140014001400140014001400140015001500150015001600150015001600160016001600160016001600150014001400140013661565156515651564156415611500
Percentage of CommonStockSharesIssued100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Common Stock Shares Outstanding

us-gaap:CommonStockSharesOutstanding



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value1400140014001400140014001400140014001400140015001500150015001600150015001600160016001600160016001600150014001400140013661565156515651564156415001500
Percentage of CommonStockSharesOutstanding100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Common Stock Shares Authorized

Weighted Average Number Of Diluted Shares Outstanding

us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding



Period End2020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302011-09-302011-06-302010-09-302010-06-30
Value1440144214381436143114311430147215191532157415811580161816601686169116881691168116771507166316711682165416301567
Percentage of WeightedAverageNumberOfDilutedSharesOutstanding100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Weighted Average Number Of Shares Outstanding Basic

us-gaap:WeightedAverageNumberOfSharesOutstandingBasic



Period End2020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302011-09-302011-06-302010-09-302010-06-30
Value1433142814201417141214101408144514971505155015481546157715961617161216081587138613761372157015691562150515001500
Percentage of WeightedAverageNumberOfSharesOutstandingBasic100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Earnings Per Share Basic

us-gaap:EarningsPerShareBasic



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value0.17-0.169999999999999931.621.681.51.421.771.680.73-3.52-2.061.111.731.211.791.851.264.030.860.70.580.690.860.120.080.640.50.870.630.580.940.950.640.31.11.682.090.341.310.890.58
Percentage of EarningsPerShareBasic100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Earnings Per Share Diluted

us-gaap:EarningsPerShareDiluted



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value0.17-0.169999999999999931.61.661.481.40000000000000041.751.660.72-3.45-2.031.091.71.191.761.811.243.920.840.670.560.660.810.110.060.570.450.750.580.540.890.90.60.281.031.541.770.311.20.850.55
Percentage of EarningsPerShareDiluted100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

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 End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value2915030826354733606031261383993579136760360993771533623369844120043918428254237237265396213884338180357123961739255396493740840485389833907536884393073757637614377593799036719393733619436882340603317431476
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

gm:BusinessGroup

gm:Automotive



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
Value2915027194318173242531261348033227633275326913446630466
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax100.088.289.789.9100.090.690.290.590.691.490.6
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax100.088.289.789.9100.090.690.290.590.691.490.6
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax gm:Automotive100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ConsolidationItems

us-gaap:IntersegmentElimination



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value-24-25-25-25-25-28-12-34-24
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-0.1-0.1-0.1-0.1-0.1-0.1-0.0-0.1-0.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-0.1-0.1-0.1-0.1-0.1-0.1-0.0-0.1-0.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:IntersegmentElimination100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ConsolidationItems, gm:BusinessGroup

us-gaap:CorporateNonSegment, gm:Automotive



Period End2020-03-312019-03-31
Value3846
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.10.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.10.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:CorporateNonSegment gm:Automotive100.0100.0

us-gaap:OperatingSegments, gm:Automotive



Period End2020-03-312019-03-31
Value2914931261
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:OperatingSegments gm:Automotive100.0100.0

us-gaap:ConsolidationItems, us-gaap:ProductOrService

us-gaap:IntersegmentElimination, gm:ServicesandOther



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value-24-25-25-25-250000
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-0.1-0.1-0.1-0.1-0.10.00.00.00.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-0.1-0.1-0.1-0.1-0.10.00.00.00.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:IntersegmentElimination gm:ServicesandOther100.0100.0100.0100.0100.00.00.00.00.0

us-gaap:IntersegmentElimination, gm:UsedVehicles



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value00000-2-1-16-17
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.00.00.00.00.0-0.0-0.0-0.0-0.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.00.00.00.00.0-0.0-0.0-0.0-0.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:IntersegmentElimination gm:UsedVehicles0.00.00.00.00.0100.0100.0100.0100.0

us-gaap:IntersegmentElimination, gm:VehiclesandParts



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value00000-26-11-18-7
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.00.00.00.00.0-0.1-0.0-0.0-0.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.00.00.00.00.0-0.1-0.0-0.0-0.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:IntersegmentElimination gm:VehiclesandParts0.00.00.00.00.0100.0100.0100.0100.0

us-gaap:ConsolidationItems, us-gaap:ProductOrService, gm:BusinessGroup

us-gaap:CorporateNonSegment, gm:ServicesandOther, gm:Automotive



Period End2020-03-312019-03-31
Value3646
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.10.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.10.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:CorporateNonSegment gm:ServicesandOther gm:Automotive100.0100.0

us-gaap:CorporateNonSegment, gm:UsedVehicles, gm:Automotive



Period End2020-03-312019-03-31
Value20
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.00.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.00.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:CorporateNonSegment gm:UsedVehicles gm:Automotive100.00.0

us-gaap:OperatingSegments, gm:ServicesandOther, gm:Automotive



Period End2020-03-312019-03-31
Value11721070
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax4.03.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax4.03.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:OperatingSegments gm:ServicesandOther gm:Automotive100.0100.0

us-gaap:OperatingSegments, gm:UsedVehicles, gm:Automotive



Period End2020-03-312019-03-31
Value403662
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax1.42.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax1.42.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:OperatingSegments gm:UsedVehicles gm:Automotive100.0100.0

us-gaap:OperatingSegments, gm:VehiclesandParts, gm:Automotive



Period End2020-03-312019-03-31
Value2757429529
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax94.694.5
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax94.694.5
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:OperatingSegments gm:VehiclesandParts gm:Automotive100.0100.0

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

us-gaap:OperatingSegments, gm:ServicesandOther, gm:GMI, gm:Automotive



Period End2020-03-312019-03-31
Value257248
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.90.8
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.90.8
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:OperatingSegments gm:ServicesandOther gm:GMI gm:Automotive100.0100.0

us-gaap:OperatingSegments, gm:ServicesandOther, gm:Gmna, gm:Automotive



Period End2020-03-312019-03-31
Value879776
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax3.02.5
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax3.02.5
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:OperatingSegments gm:ServicesandOther gm:Gmna gm:Automotive100.0100.0

us-gaap:OperatingSegments, gm:UsedVehicles, gm:GMI, gm:Automotive



Period End2020-03-312019-03-31
Value2535
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.10.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.10.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:OperatingSegments gm:UsedVehicles gm:GMI gm:Automotive100.0100.0

us-gaap:OperatingSegments, gm:UsedVehicles, gm:Gmna, gm:Automotive



Period End2020-03-312019-03-31
Value376627
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax1.32.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax1.32.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:OperatingSegments gm:UsedVehicles gm:Gmna gm:Automotive100.0100.0

us-gaap:OperatingSegments, gm:VehiclesandParts, gm:GMI, gm:Automotive



Period End2020-03-312019-03-31
Value29983567
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax10.311.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax10.311.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:OperatingSegments gm:VehiclesandParts gm:GMI gm:Automotive100.0100.0

us-gaap:OperatingSegments, gm:VehiclesandParts, gm:Gmna, gm:Automotive



Period End2020-03-312019-03-31
Value2457625962
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax84.383.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax84.383.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:OperatingSegments gm:VehiclesandParts gm:Gmna gm:Automotive100.0100.0

us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments, gm:BusinessGroup

us-gaap:OperatingSegments, gm:GMI, gm:Automotive



Period End2020-03-312019-03-31
Value32803850
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax11.312.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax11.312.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:OperatingSegments gm:GMI gm:Automotive100.0100.0

us-gaap:OperatingSegments, gm:Gmna, gm:Automotive



Period End2020-03-312019-03-31
Value2583127365
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax88.687.5
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax88.687.5
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:OperatingSegments gm:Gmna gm:Automotive100.0100.0

us-gaap:ProductOrService

gm:ServicesandOther



Period End2020-03-312019-03-31
Value11731070
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax4.03.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax4.03.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax gm:ServicesandOther100.0100.0

gm:UsedVehicles



Period End2020-03-312019-03-31
Value403662
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax1.42.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax1.42.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax gm:UsedVehicles100.0100.0

gm:VehiclesandParts



Period End2020-03-312019-03-31
Value2757429529
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax94.694.5
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax94.694.5
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax gm:VehiclesandParts100.0100.0

Revenue From Contract With Customer Including Assessed Tax

us-gaap:RevenueFromContractWithCustomerIncludingAssessedTax



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value3270930826354733606034878383993579136760360993771533623369844120043918428254237237265396213884338180357123961739255396493740840485389833907536884393073757637614377593799036719393733619436882340603317431476
Percentage of RevenueFromContractWithCustomerIncludingAssessedTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax112.2100.0100.0100.0111.6100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Revenues

us-gaap:Revenues



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value3270930826354733606034878383993579136760360993771533623369844120043918428254237237265396213884338180357123961739255396493740840485389833907536884393073757637614377593799036719393733619436882340603317431476
Percentage of Revenues100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax112.2100.0100.0100.0111.6100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

gm:BusinessGroup

gm:GmFinancial



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
Value35593632365636353617359635153485340832493157
Percentage of Revenues10.911.810.310.110.49.49.89.59.48.69.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax12.211.810.310.111.69.49.89.59.48.69.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax gm:GmFinancial0.00.00.00.00.00.00.00.00.00.00.0

us-gaap:ConsolidationItems

us-gaap:IntersegmentElimination



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-26-29-28-29-28-31-15-37-27-18-13-7
Percentage of Revenues-0.1-0.1-0.1-0.1-0.1-0.1-0.0-0.1-0.1-0.0-0.0-0.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-0.1-0.1-0.1-0.1-0.1-0.1-0.0-0.1-0.1-0.0-0.0-0.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:IntersegmentElimination108.3116.0112.0116.0112.0110.7125.0108.8112.50.00.00.0

us-gaap:ConsolidationItems, gm:BusinessGroup

us-gaap:CorporateNonSegment, gm:Automotive



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value3868525446485650
Percentage of Revenues0.10.20.10.10.10.10.20.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.10.20.10.10.10.10.20.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:CorporateNonSegment gm:Automotive100.00.00.00.0100.00.00.00.0

us-gaap:OperatingSegments, gm:Automotive



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value2914927194318173242531261348313228833309
Percentage of Revenues89.188.289.789.989.690.790.290.6
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax100.088.289.789.9100.090.790.290.6
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:OperatingSegments gm:Automotive100.00.00.00.0100.00.00.00.0

us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

us-gaap:OperatingSegments, gm:Cruise



Period End2020-03-312019-12-312019-09-302019-03-312018-12-312018-09-30
Value2525252500
Percentage of Revenues0.10.10.10.10.00.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.10.10.10.10.00.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:OperatingSegments gm:Cruise100.00.00.0100.00.00.0

us-gaap:OperatingSegments, gm:GMFinancialSegment



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
Value356136363659363936203599351834883411325231612990
Percentage of Revenues10.911.810.310.110.49.49.89.59.48.69.48.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax12.211.810.310.111.69.49.89.59.48.69.48.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:OperatingSegments gm:GMFinancialSegment0.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments, gm:BusinessGroup

us-gaap:OperatingSegments, gm:GMI, gm:Automotive



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value32804420379440473850496045824758
Percentage of Revenues10.014.310.711.211.012.912.812.9
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax11.314.310.711.212.312.912.812.9
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:OperatingSegments gm:GMI gm:Automotive100.00.00.00.0100.00.00.00.0

us-gaap:OperatingSegments, gm:Gmna, gm:Automotive



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value2583122706279712832427365298232765028501
Percentage of Revenues79.073.778.978.578.577.777.377.5
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax88.673.778.978.587.577.777.377.5
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:OperatingSegments gm:Gmna gm:Automotive100.00.00.00.0100.00.00.00.0

Sales Revenue Net

Cost Of Goods And Services Sold

gm:BusinessGroup

us-gaap:CostOfGoodsAndServicesSold

gm:Automotive



Period End2020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-30
Value2672628174283272822928533300713018426852
Percentage of CostOfGoodsAndServicesSold100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax91.779.478.690.379.781.883.679.9
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax gm:Automotive91.788.687.490.388.490.492.388.1

Cost Of Goods Sold

Gross Profit

Operating Expenses

us-gaap:OperatingExpenses



Period End2020-03-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
Value32052331693357333634375703418135283355703551032047
Percentage of OperatingExpenses100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax110.093.593.1107.697.895.596.098.594.295.3

Operating Costs And Expenses

gm:BusinessGroup

us-gaap:OperatingCostsAndExpenses

gm:GmFinancial



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
Value33563177298731443306322430642996301429952892
Percentage of OperatingCostsAndExpenses100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax11.510.38.48.710.68.48.68.28.37.98.6
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax gm:GmFinancial0.00.00.00.00.00.00.00.00.00.00.0

Costs And Expenses

Research And Development Expense

Selling General And Administrative Expense

gm:BusinessGroup

us-gaap:SellingGeneralAndAdministrativeExpense

gm:Automotive



Period End2020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-30
Value19702008210220992584221623722303
Percentage of SellingGeneralAndAdministrativeExpense100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax6.85.75.86.77.26.06.66.8
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax gm:Automotive6.86.36.56.78.06.77.37.6

Operating Income Loss

us-gaap:OperatingIncomeLoss



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-09-302011-06-302011-03-312010-09-302010-06-30
Value657-5542304248712448291610147752925781916261827451520301730361972185999712887531227-471-53522561751959160318219961806245194917331903
Percentage of OperatingIncomeLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax2.3-1.86.56.94.02.24.54.01.56.85.77.16.73.57.07.25.34.72.63.42.13.1-1.2-1.45.84.52.64.34.82.64.96.22.65.15.7

Interest Expense

gm:BusinessGroup

us-gaap:InterestExpense

gm:Automotive



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
Value19320020619518118516115915014515113214415014814712711311210811010496100103
Percentage of InterestExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.70.60.60.50.60.50.40.40.40.40.40.40.30.30.30.30.30.30.30.30.30.30.20.30.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax gm:Automotive0.70.70.60.60.60.50.50.50.50.40.50.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Other Nonoperating Income Expense

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

us-gaap:OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-09-30
Value-973134-35768149-212-209-3283417537193108-357-92-1984-359-645-143192-7946-98-154-5062637-11563-446
Percentage of OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-3.30.4-1.00.20.5-0.6-0.6-0.90.10.51.10.30.3-0.8-0.2-0.00.2-0.9-1.7-0.40.5-0.20.1-0.3-0.4-1.30.70.0-0.30.2-1.2

Income Loss From Continuing Operations

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

us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-31
Value643-355258229272282145826302885157629932430296733171985348837212490305815061717143718693356254721301594
Percentage of IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax2.2-1.27.38.17.33.87.37.84.47.97.28.08.14.58.18.86.77.73.94.54.04.80.10.16.55.54.3

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

Nonoperating Income Expense

us-gaap:NonoperatingIncomeExpense



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-09-302011-06-302011-03-312010-09-302010-06-30
Value31113116936480546665193054913165-491615012217285248119132412398189-82251171318139275152308604377-91
Percentage of NonoperatingIncomeExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax1.10.40.51.02.61.21.82.51.50.00.5-0.10.40.10.30.40.20.60.30.00.70.60.20.2-0.20.60.50.80.40.70.40.81.71.1-0.3

Income Tax Expense Benefit

us-gaap:IncomeTaxExpenseBenefit



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-09-302011-06-302011-03-312010-09-302010-06-30
Value357-163271524137-61110051946678962316534700216776871559-3168165577529427-254-224842742409357241216107-61137-25361
Percentage of IncomeTaxExpenseBenefit100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax1.2-0.50.81.50.4-1.60.31.41.320.96.91.41.70.51.82.11.5-8.00.41.51.51.1-0.6-0.62.21.91.11.00.60.60.3-0.20.4-0.11.1

Income Taxes Paid Net

Profit Loss

us-gaap:ProfitLoss



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value286-1922311240321452069253023661040-5180-298216632617177527122850193162261341114090820091442287280105317051388118510311854190113507472092303734111472222316121196
Percentage of ProfitLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax1.0-0.66.56.76.95.47.16.42.9-13.7-8.94.56.44.06.36.75.215.73.53.02.55.13.70.70.72.64.43.63.22.64.95.13.62.05.77.79.44.06.54.93.8

us-gaap:StatementEquityComponents

us-gaap:NoncontrollingInterest



Period End2020-03-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-03-312013-03-312012-03-312011-03-31
Value-8-40-15-1225-4-24-6-29-139-60-61-16-22-40-1823-3767103545
Percentage of ProfitLoss-2.8-1.7-0.6-0.61.2-0.2-1.0-0.60.60.00.20.3-3.4-2.2-0.6-1.1-0.6-1.32.0-4.123.90.82.61.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-0.0-0.1-0.0-0.00.1-0.0-0.1-0.0-0.1-0.00.00.0-0.1-0.1-0.0-0.1-0.1-0.00.1-0.10.20.00.10.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:NoncontrollingInterest0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:RetainedEarnings



Period End2020-03-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-03-312013-03-312012-03-312011-03-31
Value2942351241821572044253423901046-5151-2981166026081835277328661953626613591117945213117513153366
Percentage of ProfitLoss102.8101.7100.6100.698.8100.2101.0100.699.4100.099.899.7103.4102.2100.6101.1100.6101.398.0104.176.199.297.498.7
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax1.06.66.76.95.37.16.52.9-13.7-8.94.56.34.26.56.85.215.83.52.92.60.63.23.59.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:RetainedEarnings0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Comprehensive Income Net Of Tax

us-gaap:ComprehensiveIncomeNetOfTax



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-09-302011-06-302011-03-31
Value-350-23532124249723471326238423001074-5379-13951541268845827253015193562648689051687167428318817769851616110416191408194830693616
Percentage of ComprehensiveIncomeNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-1.2-7.66.06.97.53.56.76.33.0-14.3-4.14.26.51.06.47.15.215.82.22.44.74.30.70.54.62.54.42.94.33.75.37.810.0

Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest

us-gaap:ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-09-302011-06-302011-03-31
Value-2011-50-20-1724-4-28-7-29-348-88-75-13-42-31-1622-28-37764-15-292314444-394956
Percentage of ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-0.10.0-0.1-0.1-0.10.1-0.0-0.1-0.0-0.1-0.00.00.0-0.2-0.2-0.0-0.1-0.1-0.00.1-0.1-0.10.00.2-0.0-0.10.00.10.10.1-0.10.10.2

Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest

us-gaap:ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-09-302011-06-302011-03-31
Value-370-23422074247723301350238022721067-5408-13981545269637026503002189362338529271659163729025217619561618113516631452190931183672
Percentage of ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-1.3-7.65.86.97.53.56.66.23.0-14.3-4.24.26.50.86.27.15.115.72.22.44.64.20.70.74.52.44.43.04.43.85.27.910.1

Net Income Loss

us-gaap:NetIncomeLoss



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value294-1942351241821572044253423901046-5151-298116602608183527732866195362661359111794519871471278213104017171414117511941833184613157252107299233661406216215361068
Percentage of NetIncomeLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax1.0-0.66.66.76.95.37.16.52.9-13.7-8.94.56.34.26.56.85.215.83.52.92.65.03.70.70.62.64.43.63.23.04.94.93.51.95.77.69.33.86.34.63.4

Net Income Loss Available To Common Stockholders Basic

us-gaap:NetIncomeLossAvailableToCommonStockholdersBasic



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-09-302011-06-302011-03-312010-09-302010-06-30
Value247-2322313238121192006250323751032-5165-29831660260818352773286619536266135911179451384190125698120086514761487100417262524315119591334
Percentage of NetIncomeLossAvailableToCommonStockholdersBasic100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.8-0.86.56.66.85.27.06.52.9-13.7-8.94.56.34.26.56.85.215.83.52.92.63.50.50.31.83.12.33.94.02.74.76.48.75.84.0

Net Income Loss Available To Common Stockholders Diluted

us-gaap:NetIncomeLossAvailableToCommonStockholdersDiluted



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-30
Value247-2322313238121192006250323751032-5165-29831660260818362773286519526268135711139451376190108757126087314831496
Percentage of NetIncomeLossAvailableToCommonStockholdersDiluted100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.8-0.86.56.66.85.27.06.52.9-13.7-8.94.56.34.26.56.85.215.83.52.92.63.50.50.31.93.22.43.94.0

Net Income Loss Attributable To Noncontrolling Interest

us-gaap:NetIncomeLossAttributableToNoncontrollingInterest



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-09-302011-06-302011-03-312010-09-302010-06-30
Value-82-40-15-1225-4-24-6-29-139-60-61-16-22-40-1823-37-29967-12-2610215535-1545456176
Percentage of NetIncomeLossAttributableToNoncontrollingInterest100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-0.00.0-0.1-0.0-0.00.1-0.0-0.1-0.0-0.1-0.00.00.0-0.1-0.1-0.0-0.1-0.1-0.00.1-0.1-0.10.00.2-0.0-0.10.00.10.10.1-0.00.10.10.20.2

Assets

us-gaap:Assets



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value246624228037231529233737233132227339225711218641218726212482229502240300230793221690217576210449203618194520189000185812179918177677176908179098173606166344168539163110153775149422155456151987150194144603148497150415138898
Percentage of Assets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ConsolidationItems

us-gaap:IntersegmentElimination



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302016-12-31
Value-1397-1454-1461-1533-1389-1487-1410-1313-1260-844-1036-1482-1312
Percentage of Assets-0.6-0.6-0.6-0.7-0.6-0.7-0.6-0.6-0.6-0.4-0.5-0.6-0.6
Percentage of Assets-0.6-0.6-0.6-0.7-0.6-0.7-0.6-0.6-0.6-0.4-0.5-0.6-0.6
Percentage of Assets us-gaap:IntersegmentElimination100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ConsolidationItems, gm:BusinessGroup

us-gaap:CorporateNonSegment, gm:Automotive



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-31
Value459653236534309295972793731694281942479530573
Percentage of Assets18.614.214.812.712.013.912.511.314.4
Percentage of Assets18.614.214.812.712.013.912.511.314.4
Percentage of Assets us-gaap:CorporateNonSegment gm:Automotive100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IntersegmentElimination, gm:Automotive



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-31
Value-49766-50244-56381-50446-47899-50690-45323-45289-42750
Percentage of Assets-20.2-22.0-24.4-21.6-20.5-22.3-20.1-20.7-20.1
Percentage of Assets-20.2-22.0-24.4-21.6-20.5-22.3-20.1-20.7-20.1
Percentage of Assets us-gaap:IntersegmentElimination gm:Automotive100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OperatingSegments, gm:Automotive



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-31
Value128571116380119485120347120073115678118896114613115409
Percentage of Assets52.151.051.651.551.550.952.752.454.3
Percentage of Assets52.151.051.651.551.550.952.752.454.3
Percentage of Assets us-gaap:OperatingSegments gm:Automotive100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

us-gaap:OperatingSegments, gm:Cruise



Period End2020-03-312019-12-312019-09-302019-03-312018-12-312018-09-302017-12-31
Value406942304406322831952567666
Percentage of Assets1.61.91.91.41.41.10.3
Percentage of Assets1.61.91.91.41.41.10.3
Percentage of Assets us-gaap:OperatingSegments gm:Cruise100.0100.0100.0100.0100.0100.0100.0

us-gaap:OperatingSegments, gm:GMFinancialSegment



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302016-12-31
Value1153811088811090991107111112201099531056581026571012109725110614210358887947
Percentage of Assets46.847.747.147.447.748.446.847.046.345.846.243.139.7
Percentage of Assets46.847.747.147.447.748.446.847.046.345.846.243.139.7
Percentage of Assets us-gaap:OperatingSegments gm:GMFinancialSegment100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments, gm:BusinessGroup

us-gaap:OperatingSegments, gm:GMI, gm:Automotive



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-31
Value232132496925562266812758024911257802690527712
Percentage of Assets9.410.911.011.411.811.011.412.313.0
Percentage of Assets9.410.911.011.411.811.011.412.313.0
Percentage of Assets us-gaap:OperatingSegments gm:GMI gm:Automotive100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OperatingSegments, gm:Gmna, gm:Automotive



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-31
Value10915910929011599511451511245510976311024510820299874
Percentage of Assets44.347.950.149.048.248.348.849.547.0
Percentage of Assets44.347.950.149.048.248.348.849.547.0
Percentage of Assets us-gaap:OperatingSegments gm:Gmna gm:Automotive100.0100.0100.0100.0100.0100.0100.0100.0100.0

Liabilities

us-gaap:Liabilities



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value202307182080182758186648188494184562184803180005183268176282186025194575184579177615172561166446162293154197153865150142143095141653133345136513130766123170131178124106115440112422112827110377110054105612102881108383101739
Percentage of Liabilities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets82.079.878.979.980.981.281.982.383.883.081.181.080.080.179.379.179.779.381.480.879.579.775.476.275.374.077.876.175.175.272.672.673.373.069.372.173.2

Liabilities And Stockholders Equity

us-gaap:LiabilitiesAndStockholdersEquity



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value246624228037231529233737233132227339225711218641218726212482229502240300230793221690217576210449203618194520189000185812179918177677176908179098173606166344168539163110153775149422155456151987150194144603148497150415138898
Percentage of LiabilitiesAndStockholdersEquity100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Stockholders Equity

us-gaap:StockholdersEquity



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value40113417924455442816407653886038061361813429835001422434552145972438364472043630409323987134638351463632935457430024199442222426073677838374375873624441659407003925638120447444111836180
Percentage of StockholdersEquity100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets16.318.319.218.317.517.116.916.515.716.518.418.919.919.820.620.720.120.518.318.920.220.024.323.424.325.621.823.524.424.326.826.826.126.430.127.326.0

Assets Current

us-gaap:AssetsCurrent



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-31
Value97699749928056581306800907529374848704517143568744766188508179598762037649674630710347800782341845548323183670866409164386825815018116477745725706999672107702336921664923
Percentage of AssetsCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets39.632.934.834.834.433.133.232.232.732.433.435.434.534.435.235.534.940.143.645.546.347.149.051.250.049.048.247.747.246.846.446.246.144.9

Cash And Cash Equivalents At Carrying Value

us-gaap:CashAndCashEquivalentsAtCarryingValue



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value385061906920051170721717620844184351508714256155121279216598128641296015932189231489415238154331762715776189541806019864194262002120355196972064318422233202218417378160712060420997213082125622679
Percentage of CashAndCashEquivalentsAtCarryingValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets15.68.48.77.37.49.28.26.96.57.35.66.95.65.87.39.07.37.88.29.58.810.710.211.111.212.012.112.113.412.315.014.611.611.113.914.00.015.30.0

Inventory Net

us-gaap:InventoryNet



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-31
Value1079910398117971144711108981611334108331146110663117891128914686137881542715026158171376414368142181405113642152101520014837140391535714777152001471415672154331584414324
Percentage of InventoryNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets4.44.65.14.94.84.35.05.05.25.05.14.76.46.27.17.17.87.17.67.77.87.78.68.58.58.49.19.19.99.810.110.210.59.9

Other Assets Current

us-gaap:OtherAssetsCurrent



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-31
Value6918795370517451643950214881524958934465490943244704401520342073165814821485152016181584185119101747166217741699154315362110208719851696
Percentage of OtherAssetsCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets2.83.53.03.22.82.22.22.42.72.12.11.82.01.80.91.00.80.80.80.80.90.91.01.11.01.01.11.01.01.01.41.41.31.2

Land

Machinery And Equipment Gross

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 End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-31
Value37969387503796938188383363875838655380033732136253351783430137202358203471333510326523122929381284312775527743273752702326367258672624725351248932419626578250262427523005
Percentage of PropertyPlantAndEquipmentNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets15.417.016.416.316.417.017.117.417.117.115.314.316.116.216.015.916.016.115.515.315.415.615.515.115.215.615.615.516.216.217.116.516.215.9

us-gaap:ConsolidatedEntities, us-gaap:PropertyPlantAndEquipmentByType, gm:BusinessGroup

us-gaap:VariableInterestEntityPrimaryBeneficiaryAggregatedDisclosure, us-gaap:EquipmentLeasedToOtherParty, gm:GmFinancial



Period End2020-03-312019-12-31
Value1827914464
Percentage of PropertyPlantAndEquipmentNet48.137.3
Percentage of Assets7.46.3
Percentage of Assets us-gaap:VariableInterestEntityPrimaryBeneficiaryAggregatedDisclosure us-gaap:EquipmentLeasedToOtherParty gm:GmFinancial0.00.0

Goodwill

us-gaap:Goodwill



Period End2020-03-312019-12-312018-12-312017-12-312016-12-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312010-12-31
Value180019001900190019001427155915731563156019531993196819732840828405284332901931778
Percentage of Goodwill100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.70.80.80.90.90.80.90.90.90.91.21.21.31.318.318.718.920.122.9

us-gaap:StatementBusinessSegments, us-gaap:Subsegments

gm:GMFinancialSegment, gm:NorthAmericaReportingUnit



Period End2020-03-31
Value1300
Percentage of Goodwill72.2
Percentage of Assets0.5
Percentage of Assets gm:GMFinancialSegment gm:NorthAmericaReportingUnit0.0

Intangible Assets Net Excluding Goodwill

Finite Lived Intangible Assets Net

Intangible Assets Net Including Goodwill

us-gaap:IntangibleAssetsNetIncludingGoodwill



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-31
Value5225533754085457551855795651572057905849585459896193625963546433589159476083618162976410
Percentage of IntangibleAssetsNetIncludingGoodwill100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets2.12.32.32.32.42.52.52.62.62.82.62.52.72.82.93.12.93.13.23.33.53.6

us-gaap:ConsolidationItems, gm:BusinessGroup

us-gaap:CorporateNonSegment, gm:Automotive



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-31
Value1111112911
Percentage of IntangibleAssetsNetIncludingGoodwill0.00.00.00.00.00.00.00.20.2
Percentage of Assets0.00.00.00.00.00.00.00.00.0
Percentage of Assets us-gaap:CorporateNonSegment gm:Automotive0.00.00.00.00.00.00.00.00.0

us-gaap:OperatingSegments, gm:Automotive



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-31
Value325333483385342934913552361536833803
Percentage of IntangibleAssetsNetIncludingGoodwill62.362.762.662.863.363.764.064.465.0
Percentage of Assets1.31.51.51.51.51.61.61.71.8
Percentage of Assets us-gaap:OperatingSegments gm:Automotive2.52.92.82.82.93.13.03.23.3

us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

us-gaap:OperatingSegments, gm:Cruise



Period End2020-03-312019-12-312019-09-302019-03-312018-12-312018-09-302017-12-31
Value634634670670671679679
Percentage of IntangibleAssetsNetIncludingGoodwill12.111.912.412.112.012.011.6
Percentage of Assets0.30.30.30.30.30.30.3
Percentage of Assets us-gaap:OperatingSegments gm:Cruise15.615.015.220.821.026.5102.0

us-gaap:OperatingSegments, gm:GMFinancialSegment



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302016-12-31
Value1338135513531358135713561357135813691367137113681366
Percentage of IntangibleAssetsNetIncludingGoodwill25.625.425.024.924.624.324.023.723.623.423.422.821.8
Percentage of Assets0.50.60.60.60.60.60.60.60.60.60.60.60.6
Percentage of Assets us-gaap:OperatingSegments gm:GMFinancialSegment1.21.21.21.21.21.21.31.31.41.41.31.31.6

us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments, gm:BusinessGroup

us-gaap:OperatingSegments, gm:GMI, gm:Automotive



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-31
Value820888896908918928939949973
Percentage of IntangibleAssetsNetIncludingGoodwill15.716.616.616.616.616.616.616.616.6
Percentage of Assets0.30.40.40.40.40.40.40.40.5
Percentage of Assets us-gaap:OperatingSegments gm:GMI gm:Automotive3.53.63.53.43.33.73.63.53.5

us-gaap:OperatingSegments, gm:Gmna, gm:Automotive



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-31
Value243224592488252025722623267427252819
Percentage of IntangibleAssetsNetIncludingGoodwill46.546.146.046.246.647.047.347.648.2
Percentage of Assets1.01.11.11.11.11.21.21.21.3
Percentage of Assets us-gaap:OperatingSegments gm:Gmna gm:Automotive2.22.22.12.22.32.42.42.52.8

Deferred Tax Assets Liabilities Net

Other Assets Noncurrent

us-gaap:OtherAssetsNoncurrent



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312018-01-012017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-31
Value65257346703872578119577059465344516953664929500539944279407036883697370524382345244123532089237724252324235228962598237723582778315134112928
Percentage of OtherAssetsNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets2.63.23.03.13.52.52.62.42.40.02.32.21.71.91.81.71.81.81.31.21.31.31.21.31.41.31.41.71.61.51.61.82.12.32.0

Liabilities Current

us-gaap:LiabilitiesCurrent



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-31
Value91292849058425284294853038223784116802928271676890818499430690904851818253576043749877146672739695286734265701673297234769222624126256360021565395399257623566515657753226
Percentage of LiabilitiesCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets37.037.236.436.136.636.237.336.737.836.235.739.239.438.437.936.136.836.738.537.437.437.038.140.439.937.537.136.836.836.137.137.337.736.8

Debt Current

gm:BusinessGroup

us-gaap:DebtCurrent

gm:Automotive



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
Value17301897289024901999935291528074341251511271066135011671012103183281764146241150057861052256417861748
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 Assets0.70.81.21.10.90.41.31.32.01.20.50.40.60.50.50.50.40.40.30.20.20.30.30.30.30.31.11.2
Percentage of Assets gm:Automotive0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

gm:GmFinancial



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312018-01-012017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302012-12-31
Value43331355033188430659312733095627950254572500624437244502448028942323512786124362201992075618745163611394113940144881280815193143271359496533770
Percentage of DebtCurrent2504.71871.51103.31231.31564.43310.8958.8906.9576.00.0972.22172.12715.02396.42387.42407.31959.22494.72294.42552.43017.53391.72897.62215.92490.72744.62410.3540.5215.7
Percentage of Assets17.615.613.813.113.413.612.411.611.40.011.510.712.014.012.611.29.610.29.68.77.57.78.27.28.58.38.25.72.5
Percentage of Assets gm:GmFinancial0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:ConsolidatedEntities, gm:BusinessGroup

us-gaap:VariableInterestEntityPrimaryBeneficiaryAggregatedDisclosure, gm:GmFinancial



Period End2020-03-312019-12-31
Value3096223952
Percentage of DebtCurrent1789.71262.6
Percentage of Assets12.610.5
Percentage of Assets us-gaap:VariableInterestEntityPrimaryBeneficiaryAggregatedDisclosure gm:GmFinancial0.00.0

Accounts Payable Current

us-gaap:AccountsPayableCurrent



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-31
Value20031210182140622717245602229725147246602603923929232652340428725269612862826959267662406225188242472518722529247732699227715236212724226820271172516626313264252757624551
Percentage of AccountsPayableCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets8.19.29.29.710.59.811.111.311.911.310.19.712.412.213.212.813.112.413.313.014.012.714.015.116.014.216.216.417.616.816.917.418.417.0

Other Accrued Liabilities Current

Liabilities Noncurrent

us-gaap:LiabilitiesNoncurrent



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-31
Value1110159717598506102354103191102325100687997131005529939210417610026993675924349002690403873068273181126806147575375952660166416661544607586861564085589015843055204537265347752386
Percentage of LiabilitiesNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets45.042.642.543.844.345.044.645.646.046.845.441.740.641.741.443.042.942.542.943.442.142.737.335.835.536.540.739.338.339.135.535.335.636.2

Long Term Debt

gm:BusinessGroup, gm:DebtType

us-gaap:LongTermDebt

gm:Automotive, us-gaap:SecuredDebt



Period End2020-03-312019-12-31
Value123167
Percentage of LongTermDebt100.0100.0
Percentage of Assets0.00.1
Percentage of Assets gm:Automotive us-gaap:SecuredDebt0.00.0

gm:Automotive, us-gaap:UnsecuredDebt



Period End2020-03-312019-12-31
Value2988413909
Percentage of LongTermDebt24295.98328.7
Percentage of Assets12.16.1
Percentage of Assets gm:Automotive us-gaap:UnsecuredDebt0.00.0

Long Term Debt Noncurrent

Deferred Tax Liabilities Noncurrent

Pension And Other Postretirement Defined Benefit Plans Liabilities Noncurrent

Minority Interest

us-gaap:MinorityInterest



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value42044165421742733873391728472455116011991234204242239295373393452497524494567561591618567583630748756970910884871872914979
Percentage of MinorityInterest100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets1.71.81.81.81.71.71.31.10.50.60.50.10.10.10.10.20.20.20.30.30.30.30.30.30.40.30.30.40.50.50.60.60.60.60.60.60.7

Other Liabilities Noncurrent

us-gaap:OtherLiabilitiesNoncurrent



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312018-01-012017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-31
Value1230513146132901279412917123571226111876119451215912394127431243813068130801308412699127801258613148132481355114082143711499913641133531404613472134281316912757127351275412442
Percentage of OtherLiabilitiesNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets5.05.85.75.55.55.45.45.45.50.05.85.65.25.75.96.06.06.36.57.07.17.57.98.18.47.98.08.38.38.78.88.28.48.58.6

Stockholders Equity

us-gaap:StockholdersEquity



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value40113417924455442816407653886038061361813429835001422434552145972438364472043630409323987134638351463632935457430024199442222426073677838374375873624441659407003925638120447444111836180
Percentage of StockholdersEquity100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets16.318.319.218.317.517.116.916.515.716.518.418.919.919.820.620.720.120.518.318.920.220.024.323.424.325.621.823.524.424.326.826.826.126.430.127.326.0

Common Stock Value

us-gaap:CommonStockValue



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value14141414141414141414141515151516151516161616161616151414141416161616161515
Percentage of CommonStockValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Retained Earnings Accumulated Deficit

us-gaap:RetainedEarningsAccumulatedDeficit



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312018-01-012017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value258852686027609258072393922322208651887317028165811762724230285472819526168254172378521508202851491214512148251457713975131621345713816129031219111017100571153398898283718365954729266
Percentage of RetainedEarningsAccumulatedDeficit100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets10.511.811.911.010.39.89.28.67.80.08.310.611.912.211.811.711.310.610.47.97.88.28.27.97.37.88.37.77.57.26.77.46.55.55.04.43.10.2

Accumulated Other Comprehensive Income Loss Net Of Tax

us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312018-01-012017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-312009-12-31
Value-11800-11156-8997-8770-8849-9039-8321-8171-8081-8109-8011-7783-9369-9250-9330-7953-7905-8054-8036-8034-7543-7331-8073-2930-3133-3138-3113-7981-8040-7611-8052-6724-5995-5768-58611412157112511588
Percentage of AccumulatedOtherComprehensiveIncomeLossNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets-4.8-4.9-3.9-3.8-3.8-4.0-3.7-3.7-3.70.0-3.8-3.4-3.9-4.0-4.2-3.7-3.8-4.0-4.1-4.3-4.1-4.1-4.5-1.7-1.7-1.8-1.9-4.7-4.9-4.9-5.4-4.3-3.9-3.8-4.11.01.00.90.0

Net Cash Provided By Used In Operating Activities

us-gaap:NetCashProvidedByUsedInOperatingActivities



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302013-03-312012-03-312011-03-31
Value1561347365535076-816030367351054486888288155182041401865708192499-377
Percentage of NetCashProvidedByUsedInOperatingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax5.411.318.514.1-0.315.710.313.91.218.38.614.95.09.115.32.26.6-1.0

Net Cash Provided By Used In Investing Activities

us-gaap:NetCashProvidedByUsedInInvestingActivities



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302013-03-312012-03-312011-03-31
Value-6570-1208-1551-4429-3711-6188-4535-5478-4562-4811-8838-7118-6805-11644-11660-510-129239
Percentage of NetCashProvidedByUsedInInvestingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-22.5-3.9-4.4-12.3-11.9-16.1-12.7-14.9-12.6-12.8-26.3-19.2-16.5-26.5-27.2-1.4-3.40.1

Net Cash Provided By Used In Financing Activities

us-gaap:NetCashProvidedByUsedInFinancingActivities



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302013-03-312012-03-312011-03-31
Value23680-2332-2133-12891077284239578863769-95213954935047493221182167-28207
Percentage of NetCashProvidedByUsedInFinancingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax81.2-7.6-6.0-3.63.47.411.12.410.4-0.36.414.912.211.24.95.9-0.10.6

Net Cash Provided By Used In Operating Activities

us-gaap:NetCashProvidedByUsedInOperatingActivities



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302013-03-312012-03-312011-03-31
Value1561347365535076-816030367351054486888288155182041401865708192499-377
Percentage of NetCashProvidedByUsedInOperatingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax5.411.318.514.1-0.315.710.313.91.218.38.614.95.09.115.32.26.6-1.0

Net Income Loss

us-gaap:NetIncomeLoss



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value294-1942351241821572044253423901046-5151-298116602608183527732866195362661359111794519871471278213104017171414117511941833184613157252107299233661406216215361068
Percentage of NetIncomeLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax1.0-0.66.66.76.95.37.16.52.9-13.7-8.94.56.34.26.56.85.215.83.52.92.65.03.70.70.62.64.43.63.23.04.94.93.51.95.77.69.33.86.34.63.4

Profit Loss

us-gaap:ProfitLoss



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value286-1922311240321452069253023661040-5180-298216632617177527122850193162261341114090820091442287280105317051388118510311854190113507472092303734111472222316121196
Percentage of ProfitLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax1.0-0.66.56.76.95.47.16.42.9-13.7-8.94.56.44.06.36.75.215.73.53.02.55.13.70.70.72.64.43.63.22.64.95.13.62.05.77.79.44.06.54.93.8

us-gaap:StatementEquityComponents

us-gaap:NoncontrollingInterest



Period End2020-03-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-03-312013-03-312012-03-312011-03-31
Value-8-40-15-1225-4-24-6-29-139-60-61-16-22-40-1823-3767103545
Percentage of ProfitLoss-2.8-1.7-0.6-0.61.2-0.2-1.0-0.60.60.00.20.3-3.4-2.2-0.6-1.1-0.6-1.32.0-4.123.90.82.61.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-0.0-0.1-0.0-0.00.1-0.0-0.1-0.0-0.1-0.00.00.0-0.1-0.1-0.0-0.1-0.1-0.00.1-0.10.20.00.10.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:NoncontrollingInterest0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:RetainedEarnings



Period End2020-03-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-03-312013-03-312012-03-312011-03-31
Value2942351241821572044253423901046-5151-2981166026081835277328661953626613591117945213117513153366
Percentage of ProfitLoss102.8101.7100.6100.698.8100.2101.0100.699.4100.099.899.7103.4102.2100.6101.1100.6101.398.0104.176.199.297.498.7
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax1.06.66.76.95.37.16.52.9-13.7-8.94.56.34.26.56.85.215.83.52.92.60.63.23.59.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:RetainedEarnings0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Depreciation Depletion And Amortization

us-gaap:DepreciationDepletionAndAmortization



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-31
Value319832473308339641093641330530993097315431302961282523222651249122221635187817021538
Percentage of DepreciationDepletionAndAmortization100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ConsolidationItems, gm:BusinessGroup

us-gaap:CorporateNonSegment, gm:Automotive



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value910111312141213
Percentage of DepreciationDepletionAndAmortization0.30.30.30.40.30.40.40.4

us-gaap:IntersegmentElimination, gm:Automotive



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value0-2000-300
Percentage of DepreciationDepletionAndAmortization0.0-0.10.00.00.0-0.10.00.0

us-gaap:OperatingSegments, gm:Automotive



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value14021471146915412208166813991264
Percentage of DepreciationDepletionAndAmortization43.845.344.445.453.745.842.340.8

us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

us-gaap:OperatingSegments, gm:Cruise



Period End2020-03-312019-12-312019-09-302019-03-312018-12-312018-09-30
Value857222
Percentage of DepreciationDepletionAndAmortization0.30.20.20.00.10.1

us-gaap:OperatingSegments, gm:GMFinancialSegment



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
Value178817711832184818991971190418331823181617431586
Percentage of DepreciationDepletionAndAmortization55.954.555.454.446.254.157.659.158.957.655.753.6

us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments, gm:BusinessGroup

us-gaap:OperatingSegments, gm:GMI, gm:Automotive



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value166154133119127136136137
Percentage of DepreciationDepletionAndAmortization5.24.74.03.53.13.74.14.4

us-gaap:OperatingSegments, gm:Gmna, gm:Automotive



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value12271309132514092069152112511114
Percentage of DepreciationDepletionAndAmortization38.440.340.141.550.441.837.935.9

Increase Decrease In Other Operating Capital Net

Increase Decrease In Inventories

Net Cash Provided By Used In Investing Activities

us-gaap:NetCashProvidedByUsedInInvestingActivities



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302013-03-312012-03-312011-03-31
Value-6570-1208-1551-4429-3711-6188-4535-5478-4562-4811-8838-7118-6805-11644-11660-510-129239
Percentage of NetCashProvidedByUsedInInvestingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-22.5-3.9-4.4-12.3-11.9-16.1-12.7-14.9-12.6-12.8-26.3-19.2-16.5-26.5-27.2-1.4-3.40.1

Payments To Acquire Property Plant And Equipment

us-gaap:PaymentsToAcquirePropertyPlantAndEquipment



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-03-312013-03-312012-03-312011-03-31
Value1224274013761462201421992211207922722100216721812005263622962325228525501835180516841759194019941322
Percentage of PaymentsToAcquirePropertyPlantAndEquipment100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Net Cash Provided By Used In Financing Activities

us-gaap:NetCashProvidedByUsedInFinancingActivities



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302013-03-312012-03-312011-03-31
Value23680-2332-2133-12891077284239578863769-95213954935047493221182167-28207
Percentage of NetCashProvidedByUsedInFinancingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax81.2-7.6-6.0-3.63.47.411.12.410.4-0.36.414.912.211.24.95.9-0.10.6

Payments Of Dividends

us-gaap:PaymentsOfDividends



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-03-312013-03-312012-03-31
Value5905586085586265525865385665325565725735865946005885645925984881384571218217
Percentage of PaymentsOfDividends100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Payments Of Dividends

us-gaap:PaymentsOfDividends



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-03-312013-03-312012-03-31
Value5905586085586265525865385665325565725735865946005885645925984881384571218217
Percentage of PaymentsOfDividends100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Payments For Repurchase Of Common Stock

Debt Instrument Interest Rate Stated Percentage

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

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

us-gaap:MajorPropertyClass

us-gaap:OperatingLeaseRightOfUseAsset

us-gaap:Vehicles



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value413064209242659431134324043806
Percentage of OperatingLeaseRightOfUseAsset100.0100.0100.0100.0100.0100.0

Cash And Cash Equivalents Period Increase Decrease

Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302015-12-312014-12-31
Value411662294322899201812078123496208581777117547178481588019545155461516018119210941733221189
Percentage of CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

gm:DefinedBenefitPlanNetPeriodicBenefitExpenseIncomeExcludingServiceCost



Period End2020-03-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value-338125232230500401420421
Percentage of DefinedBenefitPlanNetPeriodicBenefitExpenseIncomeExcludingServiceCost100.0100.0100.0100.0100.0100.0100.0100.0

gm:DepreciationamortizationandimpairmentchargesonProperty



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value150215271484155622191675140312651722
Percentage of DepreciationamortizationandimpairmentchargesonProperty100.0100.0100.0100.0100.0100.0100.0100.0100.0

gm:DepreciationandImpairmentofEquipmentonOperatingLeasesNet



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
Value18061759182518511897197119101864185918581792
Percentage of DepreciationandImpairmentofEquipmentonOperatingLeasesNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

gm:Earningslossbeforeautomotiveinterestandtaxesadjusted



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
Value125010529663012231028283153319226103085252336823395270335433846265534003096
Percentage of Earningslossbeforeautomotiveinterestandtaxesadjusted100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ConsolidationItems

us-gaap:IntersegmentElimination



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
Value16-1-1-3-13-4-1-34-2-2-3
Percentage of Earningslossbeforeautomotiveinterestandtaxesadjusted1.3-1.0-0.0-0.1-0.6-0.1-0.0-0.10.2-0.1-0.1-0.1

us-gaap:ConsolidationItems, gm:BusinessGroup

us-gaap:CorporateNonSegment, gm:Automotive



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value-411-230-451-216206-383-940
Percentage of Earningslossbeforeautomotiveinterestandtaxesadjusted-32.9-219.0-15.2-7.28.9-13.5-3.00.0

us-gaap:OperatingSegments, gm:Automotive



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value1232-87250727582133261028702813
Percentage of Earningslossbeforeautomotiveinterestandtaxesadjusted98.6-82.984.591.692.392.391.088.1

us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

us-gaap:OperatingSegments, gm:Cruise



Period End2020-03-312019-12-312019-09-302019-03-312018-12-312018-09-30
Value-228-305-251-169-194-214
Percentage of Earningslossbeforeautomotiveinterestandtaxesadjusted-18.2-290.5-8.5-7.3-6.9-6.8

us-gaap:OperatingSegments, gm:GMFinancialSegment



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
Value230498711536359416498536443301310357
Percentage of Earningslossbeforeautomotiveinterestandtaxesadjusted18.4474.324.017.815.514.715.816.817.09.812.39.7

us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments, gm:BusinessGroup

us-gaap:OperatingSegments, gm:GMI, gm:Automotive



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value-551-120-65-4831-48139143
Percentage of Earningslossbeforeautomotiveinterestandtaxesadjusted-44.1-114.3-2.2-1.61.3-1.74.44.5

us-gaap:OperatingSegments, gm:Gmna, gm:Automotive



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value2194263302330221896304128252670
Percentage of Earningslossbeforeautomotiveinterestandtaxesadjusted175.5250.5101.9100.382.1107.589.683.6

gm:ForeignCurrencyRemeasurementandTransactionGainsLosses



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-31
Value116-85-8258-80112-174137-243-6411741-146-88-33-75-16282-123-600-188
Percentage of ForeignCurrencyRemeasurementandTransactionGainsLosses100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ConsolidationItems, gm:BusinessGroup

gm:IntercompanyTransactionsLeasedVehicleIncomeEarned

us-gaap:IntersegmentElimination, gm:GmFinancial



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value805806814818835836827813
Percentage of IntercompanyTransactionsLeasedVehicleIncomeEarned100.0100.0100.0100.0100.0100.0100.0100.0

gm:BusinessGroup

gm:InterestIncome

gm:Automotive



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
Value83961291069811782726482596857454452443940414956505253
Percentage of InterestIncome100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ConsolidationItems, gm:BusinessGroup

gm:InterestIncomeIntercompanyTransactions

us-gaap:IntersegmentElimination, gm:GmFinancial



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value156140153147148145142137
Percentage of InterestIncomeIntercompanyTransactions100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ConsolidationItems

gm:IntersegmentEliminationsReceivablesPayablesNet

us-gaap:IntersegmentElimination



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-11007200-1000-959-1100100011001100-642100011001200
Percentage of IntersegmentEliminationsReceivablesPayablesNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

gm:PolicyproductwarrantyandrecallcampaignsPayments



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
Value881798754728732728723717735747787786809
Percentage of PolicyproductwarrantyandrecallcampaignsPayments100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

gm:PolicyproductwarrantyandrecallcampaignsandCurrencytranslationandotherincreasedecrease



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-11530-34157-31-8-58-862391134
Percentage of PolicyproductwarrantyandrecallcampaignsandCurrencytranslationandotherincreasedecrease100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

gm:Policyproductwarrantyandrecallcampaignspreexistingadjustments



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-19376101-5736-38-209-135-82-90-317-12840
Percentage of Policyproductwarrantyandrecallcampaignspreexistingadjustments100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

gm:ReconcilingAdjustments



Period End2020-03-312019-12-312019-09-302019-03-312018-12-312018-09-30
Value-489-358-26767-1327-440
Percentage of ReconcilingAdjustments100.0100.0100.0100.0100.0100.0

us-gaap:ConsolidationItems, gm:BusinessGroup

us-gaap:CorporateNonSegment, gm:Automotive



Period End2020-03-312019-12-312019-09-302019-03-312018-12-312018-09-30
Value0000-17-440
Percentage of ReconcilingAdjustments-0.0-0.0-0.00.01.3100.0

us-gaap:OperatingSegments, gm:Automotive



Period End2020-03-312019-12-312019-09-302019-03-312018-12-312018-09-30
Value-489-358-26767-1327-440
Percentage of ReconcilingAdjustments100.0100.0100.0100.0100.0100.0

us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments, gm:BusinessGroup

us-gaap:OperatingSegments, gm:GMI, gm:Automotive



Period End2020-03-312019-12-312019-09-302019-03-312018-12-312018-09-30
Value-489-21892850-740
Percentage of ReconcilingAdjustments100.060.9-34.51268.75.6-0.0

us-gaap:OperatingSegments, gm:Gmna, gm:Automotive



Period End2020-03-312019-12-312019-09-302019-03-312018-12-312018-09-30
Value0-140-359-783-12360
Percentage of ReconcilingAdjustments-0.039.1134.5-1168.793.1-0.0

us-gaap:RelatedPartyTransactionsByRelatedParty, dei:LegalEntity

gm:RelatedPartyTransactionsCashReceipts

srt:AffiliatedEntity, gm:PSAGroup



Period End2020-03-312019-03-31
Value110581
Percentage of RelatedPartyTransactionsCashReceipts100.0100.0

gm:RestructuringReserveAccrualAdjustmentincludingForeignCurrency



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-31
Value254830-132189338125970-1126297-2435561-10748227-4257
Percentage of RestructuringReserveAccrualAdjustmentincludingForeignCurrency100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

gm:WarrantiesIssuedAndAssumedInPeriodProductWarranty



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
Value498445500529527544542536521537481539613621631595549
Percentage of WarrantiesIssuedAndAssumedInPeriodProductWarranty100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

gm:WarrantiesIssuedAndAssumedInPeriodRecallCampaigns



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
Value117136357128124150101231183151173191184272306178154
Percentage of WarrantiesIssuedAndAssumedInPeriodRecallCampaigns100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue



Period End2020-03-312019-09-302019-06-302019-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-03-312013-03-312012-03-312011-03-31
Value-108469891661836916201121-375155731046-14-59-6049
Percentage of AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:StatementEquityComponents

us-gaap:AdditionalPaidInCapital



Period End2020-03-312019-09-302019-06-302019-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-03-312013-03-312012-03-312011-03-31
Value-39078951751927724212129-39151658011311-11-59-6049
Percentage of AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue30.0107.1113.0106.7105.4104.9111.6150.0105.5106.6105.4300.0106.5109.6108.7183.378.6100.0100.0100.0

us-gaap:RetainedEarnings



Period End2020-03-312019-09-302019-06-302019-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-03-31
Value-7-6-9-6-9-9-8-8-11-82-10-10-7-9-5-3
Percentage of AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue70.0-7.1-13.0-6.7-5.4-4.9-11.6-50.0-5.5-6.6-5.4-200.0-6.5-9.6-8.7-83.321.4

gm:BusinessGroup

us-gaap:AllowanceForLoanAndLeaseLossesForeignCurrencyTranslation

gm:GmFinancial



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-30
Value-617-812-42-146-73-16-5-238-1-142-126000
Percentage of AllowanceForLoanAndLeaseLossesForeignCurrencyTranslation100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.00.0

us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount



Period End2020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-30
Value327784446602626264646464646464646464646
Percentage of AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AssetImpairmentCharges



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-31
Value1103911175830484231723358-60358870-56103468219
Percentage of AssetImpairmentCharges100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ConsolidationItems, gm:BusinessGroup

us-gaap:CorporateNonSegment, gm:Automotive



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value00000060
Percentage of AssetImpairmentCharges0.00.00.00.00.00.075.00.0

us-gaap:OperatingSegments, gm:Automotive



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value110311175830
Percentage of AssetImpairmentCharges100.07.7100.0100.0100.0100.0100.0100.0

us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

us-gaap:OperatingSegments, gm:Cruise



Period End2020-03-312019-12-312019-09-302019-03-312018-12-312018-09-30
Value0360000
Percentage of AssetImpairmentCharges0.092.30.00.00.00.0

us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments, gm:BusinessGroup

us-gaap:OperatingSegments, gm:GMI, gm:Automotive



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value903130322
Percentage of AssetImpairmentCharges81.87.7100.027.30.060.025.06.7

us-gaap:OperatingSegments, gm:Gmna, gm:Automotive



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value2000872028
Percentage of AssetImpairmentCharges18.20.00.072.7100.040.00.093.3

us-gaap:CapitalExpendituresIncurredButNotYetPaid



Period End2020-03-312019-09-302019-06-302019-03-312018-09-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-03-312013-03-312012-03-31
Value126240912411785-1452269771062152243048470218411649148516731927
Percentage of CapitalExpendituresIncurredButNotYetPaid100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-30
Value18223442718-600-271526383087224-3011968-36653999386-2959-2975
Percentage of CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:CommonStockDividendsPerShareDeclared



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-31
Value0.380.38000000000000010.380.380.380.38000000000000010.380.380.380.38000000000000010.380.380.380.38000000000000010.380.380.380.35999999999999990.360.360.30.30.30.30.00.00.0
Percentage of CommonStockDividendsPerShareDeclared100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.00.0

us-gaap:ContractWithCustomerLiabilityRevenueRecognized



Period End2020-03-312019-03-31
Value386433
Percentage of ContractWithCustomerLiabilityRevenueRecognized100.0100.0

us-gaap:DeferredIncomeTaxExpenseBenefit



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-30
Value188-367155332-253-7929422136573632214389914-35616574731-3251-99
Percentage of DeferredIncomeTaxExpenseBenefit100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType

us-gaap:DefinedBenefitPlanAmortizationOfGainsLosses

country:US, us-gaap:PensionPlansDefinedBenefit



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
Value-4-3-2-3-3-3-2-3-212
Percentage of DefinedBenefitPlanAmortizationOfGainsLosses100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ForeignPlan, us-gaap:PensionPlansDefinedBenefit



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-30
Value-42-32-31-30-29-35-35-37-37-33-29-48-47-33-34-35
Percentage of DefinedBenefitPlanAmortizationOfGainsLosses1050.01066.71550.01000.0966.71166.71750.01233.31850.0-3300.0-1450.00.00.00.00.00.0

us-gaap:RetirementPlanType

us-gaap:OtherPostretirementBenefitPlansDefinedBenefit



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-30
Value-19-8-7-7-8-14-14-13-131-8-8-8-4-5-5
Percentage of DefinedBenefitPlanAmortizationOfGainsLosses475.0266.7350.0233.3266.7466.7700.0433.3650.0100.0-400.00.00.00.00.00.0

us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType

us-gaap:DefinedBenefitPlanAmortizationOfPriorServiceCostCredit

us-gaap:ForeignPlan, us-gaap:PensionPlansDefinedBenefit



Period End2020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-30
Value221111121143
Percentage of DefinedBenefitPlanAmortizationOfPriorServiceCostCredit100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:RetirementPlanType

us-gaap:OtherPostretirementBenefitPlansDefinedBenefit



Period End2020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-30
Value-2-3-4-3-4-3-4-3-4-3-3-3
Percentage of DefinedBenefitPlanAmortizationOfPriorServiceCostCredit-100.0-150.0-400.0-300.0-400.0-300.0-400.0-150.0-400.0-300.0-75.0-100.0

us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType

us-gaap:DefinedBenefitPlanExpectedReturnOnPlanAssets

country:US, us-gaap:PensionPlansDefinedBenefit



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
Value816873871871868973972972973920919
Percentage of DefinedBenefitPlanExpectedReturnOnPlanAssets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ForeignPlan, us-gaap:PensionPlansDefinedBenefit



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-30
Value170159240192195204201208212222185172171195179177
Percentage of DefinedBenefitPlanExpectedReturnOnPlanAssets20.818.227.622.022.521.020.721.421.824.120.10.00.00.00.00.0

us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType

us-gaap:DefinedBenefitPlanInterestCost

country:US, us-gaap:PensionPlansDefinedBenefit



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
Value429566566566566512513512513537536
Percentage of DefinedBenefitPlanInterestCost100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ForeignPlan, us-gaap:PensionPlansDefinedBenefit



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-30
Value9170148118120115112117120107115126125143127126
Percentage of DefinedBenefitPlanInterestCost21.212.426.120.821.222.521.822.923.419.921.50.00.00.00.00.0

us-gaap:RetirementPlanType

us-gaap:OtherPostretirementBenefitPlansDefinedBenefit



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-30
Value43575455544849485053514949515050
Percentage of DefinedBenefitPlanInterestCost10.010.19.59.79.59.49.69.49.79.99.50.00.00.00.00.0

us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType

us-gaap:DefinedBenefitPlanNetPeriodicBenefitCost

country:US, us-gaap:PensionPlansDefinedBenefit



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
Value-322-182-205-205-202-392-375-376-376-340-307
Percentage of DefinedBenefitPlanNetPeriodicBenefitCost100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ForeignPlan, us-gaap:PensionPlansDefinedBenefit



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-30
Value-6-898-14-10-7-2-1412-1064348656646
Percentage of DefinedBenefitPlanNetPeriodicBenefitCost1.94.4-47.86.85.01.80.53.7-3.22.9-2.00.00.00.00.00.0

us-gaap:RetirementPlanType

us-gaap:OtherPostretirementBenefitPlansDefinedBenefit



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-30
Value65576262635964636462605958575656
Percentage of DefinedBenefitPlanNetPeriodicBenefitCost-20.2-31.3-30.2-30.2-31.2-15.1-17.1-16.8-17.0-18.2-19.50.00.00.00.00.0

us-gaap:RetirementPlanSponsorLocation, us-gaap:RetirementPlanType

us-gaap:DefinedBenefitPlanServiceCost

country:US, us-gaap:PensionPlansDefinedBenefit



Period End2020-03-312019-03-31
Value6298
Percentage of DefinedBenefitPlanServiceCost100.0100.0

us-gaap:ForeignPlan, us-gaap:PensionPlansDefinedBenefit



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-30
Value29183829351133396649454046608059
Percentage of DefinedBenefitPlanServiceCost46.80.00.00.035.70.00.00.00.00.00.00.00.00.00.00.0

us-gaap:RetirementPlanType

us-gaap:OtherPostretirementBenefitPlansDefinedBenefit



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-30
Value5544455555464544
Percentage of DefinedBenefitPlanServiceCost8.10.00.00.04.10.00.00.00.00.00.00.00.00.00.00.0

us-gaap:MajorPropertyClass

us-gaap:Depreciation

us-gaap:Vehicles



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-30
Value180017001800180019001900190018001800180018001600150014001300
Percentage of Depreciation100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:HedgingDesignation, us-gaap:IncomeStatementLocation, gm:BusinessGroup, dei:LegalEntity

us-gaap:DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsGainLossNet

us-gaap:Nondesignated, us-gaap:NonoperatingIncomeExpense, gm:Automotive, gm:PSAGroup



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value-417-685132139-20817127
Percentage of DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsGainLossNet100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DividendsCommonStockCash



Period End2020-03-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-31
Value545543540539500537536536500546564573537585591587582563570485
Percentage of DividendsCommonStockCash100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:StatementEquityComponents

us-gaap:RetainedEarnings



Period End2020-03-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-31
Value545543540539536537535536532546564573574585591587556
Percentage of DividendsCommonStockCash100.0100.0100.0100.0107.2100.099.8100.0106.4100.0100.0100.0106.9100.0100.0100.095.5

us-gaap:EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-30
Value-448111-151420-46-8-28944-14153106103-265-3
Percentage of EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName

us-gaap:EquityMethodInvestmentSummarizedFinancialInformationNetIncomeLoss

gm:AutomotiveChinaJointVentures



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-348537455499767622999119411771072964902104610969569791086
Percentage of EquityMethodInvestmentSummarizedFinancialInformationNetIncomeLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName

us-gaap:EquityMethodInvestmentSummarizedFinancialInformationRevenue

gm:AutomotiveChinaJointVentures



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
Value4321102809695900210146125351146112601137191588812161108151120114733109451028111191
Percentage of EquityMethodInvestmentSummarizedFinancialInformationRevenue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

gm:BusinessGroup

us-gaap:FinancingReceivableAllowanceForCreditLossesRecovery

gm:GmFinancial



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-30
Value156140134132145138130145123132135142147144134133150130124109124106107127103708046
Percentage of FinancingReceivableAllowanceForCreditLossesRecovery100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

gm:BusinessGroup

us-gaap:FinancingReceivableAllowanceForCreditLossesWriteOffs

gm:GmFinancial



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-30
Value34035830027930932128529829531528727330732029426629328925622023423019122417111613282
Percentage of FinancingReceivableAllowanceForCreditLossesWriteOffs100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:BalanceSheetLocation, us-gaap:DerivativeInstrumentRisk, us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship, gm:BusinessGroup

us-gaap:GainLossOnDerivativeInstrumentsNetPretax

us-gaap:LongTermDebt, us-gaap:InterestRateSwap, us-gaap:FairValueHedging, gm:GmFinancial



Period End2020-03-31
Value-503
Percentage of GainLossOnDerivativeInstrumentsNetPretax100.0

us-gaap:DerivativeInstrumentRisk, us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship, us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:HedgingDesignation, gm:BusinessGroup

us-gaap:InterestRateSwap, us-gaap:FairValueHedging, us-gaap:FairValueInputsLevel2, us-gaap:DesignatedAsHedgingInstrument, gm:GmFinancial



Period End2020-03-31
Value431
Percentage of GainLossOnDerivativeInstrumentsNetPretax-85.7

us-gaap:IncomeLossFromEquityMethodInvestments



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-03-31
Value-1322683152714143485306376485475005305555654976605606155025245534975236054364295554183004232144
Percentage of IncomeLossFromEquityMethodInvestments100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ConsolidationItems, gm:BusinessGroup

us-gaap:CorporateNonSegment, gm:Automotive



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value0-10-6-6-7000
Percentage of IncomeLossFromEquityMethodInvestments-0.0-3.7-1.9-2.2-1.70.00.00.0

us-gaap:OperatingSegments, gm:Automotive



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value-157228276229369306486592
Percentage of IncomeLossFromEquityMethodInvestments118.985.187.684.589.187.991.792.9

us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

us-gaap:OperatingSegments, gm:GMFinancialSegment



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
Value254039424542444552444142
Percentage of IncomeLossFromEquityMethodInvestments-18.914.912.415.510.912.18.37.18.08.08.27.9

us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments, gm:BusinessGroup

us-gaap:OperatingSegments, gm:GMI, gm:Automotive



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value-163237279233374305484589
Percentage of IncomeLossFromEquityMethodInvestments123.588.488.686.090.387.691.392.5

us-gaap:OperatingSegments, gm:Gmna, gm:Automotive



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value61322123
Percentage of IncomeLossFromEquityMethodInvestments-4.50.41.00.70.50.30.40.5

us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName

gm:AutomotiveChinaJointVentures



Period End2020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-31
Value-167282235376485592597459509504525459471518572463503519
Percentage of IncomeLossFromEquityMethodInvestments126.589.586.790.891.592.992.191.896.090.892.992.471.492.593.092.296.093.9

gm:Otherjointventures



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-31
Value3529333638414545514341215140381894243392134
Percentage of IncomeLossFromEquityMethodInvestments-26.510.810.513.39.211.88.57.17.97.98.24.09.27.17.628.67.57.07.84.06.1

us-gaap:IncomeLossFromEquityMethodInvestmentsNetOfDividendsOrDistributions



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-31
Value-132-34213-669413326525-1358648502117-1042555415493-1412519310187-889539
Percentage of IncomeLossFromEquityMethodInvestmentsNetOfDividendsOrDistributions100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncrementalCommonSharesAttributableToCallOptionsAndWarrants



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302011-09-30
Value7-2141819-119212232722270243334-44164697980971521471348898119
Percentage of IncrementalCommonSharesAttributableToCallOptionsAndWarrants100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:InterestAndFeeIncomeLoansConsumer



Period End2020-03-312019-03-312018-06-302018-03-31
Value1005985883864
Percentage of InterestAndFeeIncomeLoansConsumer100.0100.0100.0100.0

us-gaap:ConsolidationItems

us-gaap:IntersegmentElimination



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value-1-1-2-2-2-3-2-1-2
Percentage of InterestAndFeeIncomeLoansConsumer-0.10.00.00.0-0.20.00.0-0.1-0.2

us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

us-gaap:OperatingSegments, gm:GMFinancialSegment



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value1006103310431008987962917884866
Percentage of InterestAndFeeIncomeLoansConsumer100.10.00.00.0100.20.00.0100.1100.2

us-gaap:LeaseIncome



Period End2020-03-312019-03-312018-06-302018-03-31
Value2463250924972447
Percentage of LeaseIncome100.0100.0100.0100.0

us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

us-gaap:OperatingSegments, gm:GMFinancialSegment



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value246324962515251225092518250124972447
Percentage of LeaseIncome100.00.00.00.0100.00.00.0100.0100.0

us-gaap:ConsolidatedEntities, us-gaap:LitigationCase, us-gaap:LitigationStatus

us-gaap:LitigationSettlementAmountAwardedToOtherParty

srt:ParentCompany, gm:IgnitionSwitchRecallLitigationsEconomicDamage, gm:ProposedSettlement



Period End2020-03-31
Value70
Percentage of LitigationSettlementAmountAwardedToOtherParty100.0

us-gaap:LitigationCase, us-gaap:LitigationStatus

gm:IgnitionSwitchRecallLitigationsEconomicDamage, gm:ProposedSettlement



Period End2020-03-31
Value120
Percentage of LitigationSettlementAmountAwardedToOtherParty171.4

us-gaap:LitigationCase, us-gaap:LitigationStatus, dei:LegalEntity

gm:IgnitionSwitchRecallLitigationsEconomicDamage, gm:ProposedSettlement, gm:MLCGUCTrust



Period End2020-03-31
Value50
Percentage of LitigationSettlementAmountAwardedToOtherParty71.4

us-gaap:MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders



Period End2020-03-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-03-312013-03-312012-03-312011-03-31
Value46223186369730010689831694730152818
Percentage of MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:StatementEquityComponents

us-gaap:NoncontrollingInterest



Period End2020-03-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-03-312013-03-312012-03-312011-03-31
Value46223186369730010689831694730152818
Percentage of MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:NewAccountingPronouncementOrChangeInAccountingPrincipleEffectOfAdoptionQuantification



Period End2020-03-312018-12-312018-09-302018-06-302018-03-312011-03-31
Value-660000-1144-1466
Percentage of NewAccountingPronouncementOrChangeInAccountingPrincipleEffectOfAdoptionQuantification100.00.00.00.0100.0100.0

us-gaap:AdjustmentsForNewAccountingPronouncements, us-gaap:BalanceSheetLocation

us-gaap:AccountingStandardsUpdate201613, us-gaap:RetainedEarnings



Period End2020-01-01
Value660
Percentage of NewAccountingPronouncementOrChangeInAccountingPrincipleEffectOfAdoptionQuantification0.0

us-gaap:AdjustmentsForNewAccountingPronouncements, us-gaap:BalanceSheetLocation, gm:BusinessGroup

us-gaap:AccountingStandardsUpdate201613, gm:FinancingReceivableAllowanceforCreditLoss, gm:GmFinancial



Period End2020-01-01
Value801
Percentage of NewAccountingPronouncementOrChangeInAccountingPrincipleEffectOfAdoptionQuantification0.0

us-gaap:AccountingStandardsUpdate201613, us-gaap:RetainedEarnings, gm:GmFinancial



Period End2020-01-01
Value643
Percentage of NewAccountingPronouncementOrChangeInAccountingPrincipleEffectOfAdoptionQuantification0.0

us-gaap:Range, us-gaap:StatementScenario, us-gaap:AdjustmentsForNewAccountingPronouncements, us-gaap:BalanceSheetLocation

srt:Maximum, srt:ScenarioForecast, us-gaap:AccountingStandardsUpdate201613, gm:FinancingReceivableAllowanceforCreditLoss



Period End2020-01-01
Value900
Percentage of NewAccountingPronouncementOrChangeInAccountingPrincipleEffectOfAdoptionQuantification0.0

srt:Maximum, srt:ScenarioForecast, us-gaap:AccountingStandardsUpdate201613, us-gaap:RetainedEarnings



Period End2020-01-01
Value-700
Percentage of NewAccountingPronouncementOrChangeInAccountingPrincipleEffectOfAdoptionQuantification0.0

srt:Minimum, srt:ScenarioForecast, us-gaap:AccountingStandardsUpdate201613, gm:FinancingReceivableAllowanceforCreditLoss



Period End2020-01-01
Value700
Percentage of NewAccountingPronouncementOrChangeInAccountingPrincipleEffectOfAdoptionQuantification0.0

srt:Minimum, srt:ScenarioForecast, us-gaap:AccountingStandardsUpdate201613, us-gaap:RetainedEarnings



Period End2020-01-01
Value-500
Percentage of NewAccountingPronouncementOrChangeInAccountingPrincipleEffectOfAdoptionQuantification0.0

us-gaap:StatementEquityComponents

us-gaap:RetainedEarnings



Period End2020-03-312018-12-312018-09-302018-06-302018-03-31
Value-660000-1046
Percentage of NewAccountingPronouncementOrChangeInAccountingPrincipleEffectOfAdoptionQuantification100.00.00.00.091.4

us-gaap:StatementScenario, us-gaap:AdjustmentsForNewAccountingPronouncements, us-gaap:BalanceSheetLocation

srt:ScenarioForecast, us-gaap:AccountingStandardsUpdate201613, gm:FinancingReceivableAllowanceforCreditLoss



Period End2020-01-01
Value800
Percentage of NewAccountingPronouncementOrChangeInAccountingPrincipleEffectOfAdoptionQuantification0.0

srt:ScenarioForecast, us-gaap:AccountingStandardsUpdate201613, us-gaap:RetainedEarnings



Period End2020-01-01
Value-600
Percentage of NewAccountingPronouncementOrChangeInAccountingPrincipleEffectOfAdoptionQuantification0.0

us-gaap:StatementEquityComponents

us-gaap:OtherComprehensiveIncomeLossBeforeReclassificationsNetOfTax

us-gaap:AccumulatedDefinedBenefitPlansAdjustment



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-30
Value263-235780-28-1-496-4190-170-44487-266-77-1069-3133-14835085-147488254-6923-34
Percentage of OtherComprehensiveIncomeLossBeforeReclassificationsNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherComprehensiveIncomeLossNetOfTax



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-09-30
Value-656-2150-23774185-719-150-9427-2281584-11879-1405-62152-387-489-2137511953-2856-432433-719-238102-183
Percentage of OtherComprehensiveIncomeLossNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:StatementEquityComponents

us-gaap:AccumulatedDefinedBenefitPlansAdjustment



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-302013-03-31
Value317-2284120636-50659234-126-4031213-211-29-104830171-122368154-65554280-43679183
Percentage of OtherComprehensiveIncomeLossNetOfTax-48.3106.2-50.68.119.570.4-39.3-248.9-466.7176.876.6178.8-36.774.6-48.4112.5321.15257.1-31.530.573.8143.6-1433.3-239.316.142.3

us-gaap:AccumulatedOtherComprehensiveIncome



Period End2020-03-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-03-312013-03-31
Value-644-22779190-718-150-9028-2281586-11980-1377-48149-18-2-491-212742-25441
Percentage of OtherComprehensiveIncomeLossNetOfTax98.295.8106.8102.799.9100.095.7103.7100.0100.1100.8101.398.077.498.047.4-28.6100.499.598.889.3101.8

us-gaap:AccumulatedTranslationAdjustment



Period End2020-03-312019-03-312016-03-312015-12-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-302013-03-31
Value-81412566-359-645-143192-7946-98-154263
Percentage of OtherComprehensiveIncomeLossNetOfTax124.167.6-173.7-5128.6131.967.125.6-40.51533.3350.0-275.060.7

us-gaap:NoncontrollingInterest



Period End2020-03-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-03-312013-03-31
Value-12-10-5-5-10-4-10-21-1-28-143-2092-19-3-8
Percentage of OtherComprehensiveIncomeLossNetOfTax1.84.2-6.8-2.70.1-0.04.3-3.7-0.0-0.1-0.8-1.32.022.62.052.6128.6-0.40.51.210.7-1.8

us-gaap:OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-31
Value-3172284-120-6-36507-59-2347403-1213211291048-30-171122-368-15465-554-28043-67-9-79-183715-15-43
Percentage of OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherIncome



Period End2020-03-312019-03-312018-06-302018-03-31
Value9112310597
Percentage of OtherIncome100.0100.0100.0100.0

us-gaap:ConsolidationItems

us-gaap:IntersegmentElimination



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value-1-3-1-2-10-1-2-1
Percentage of OtherIncome-1.10.00.00.0-0.80.00.0-1.9-1.0

us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

us-gaap:OperatingSegments, gm:GMFinancialSegment



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value9210710111912411910010798
Percentage of OtherIncome101.10.00.00.0100.80.00.0101.9101.0

us-gaap:OtherOperatingActivitiesCashFlowStatement



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value-176144371047-1041-53163580-782-973-35035593-1696-691-3674
Percentage of OtherOperatingActivitiesCashFlowStatement100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:PaymentsForProceedsFromOtherInvestingActivities



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-03-312013-03-312012-03-312011-03-31
Value8810-49-1012-14732-4740-80-34-62-2-16-176-2-19-8-38-43-8-78-1-11
Percentage of PaymentsForProceedsFromOtherInvestingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:PaymentsForRestructuring



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-03-31
Value1754561621663173372458371657553348956347157104168174437232239208145183212127184-286-337
Percentage of PaymentsForRestructuring100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:RestructuringCostAndReserve, us-gaap:StatementBusinessSegments

gm:EmployeeSeveranceandStatutoryPensionPayments, gm:Gmna



Period End2020-03-312019-03-31
Value171315
Percentage of PaymentsForRestructuring97.799.4

us-gaap:PaymentsToAcquireFinanceReceivables



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-03-312013-03-31
Value63745511527065427215837465195853492541914557426263154639487641934161439447254309406733001609
Percentage of PaymentsToAcquireFinanceReceivables100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:PaymentsToAcquireLeasesHeldForInvestment



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-03-312013-03-312012-03-31
Value373339164299444237473685392946264496437149255124476045734848509251114122453242522252620478304
Percentage of PaymentsToAcquireLeasesHeldForInvestment100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:PaymentsToAcquireMarketableSecurities



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-30
Value40919459171536677507742
Percentage of PaymentsToAcquireMarketableSecurities100.0100.0100.0100.0100.0100.0100.0

us-gaap:PensionAndOtherPostretirementBenefitContributions



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-31
Value2131962192792913198185324005273563663873593228621922404372431393
Percentage of PensionAndOtherPostretirementBenefitContributions100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:PensionAndOtherPostretirementBenefitExpense



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-31
Value-263-133-45-157-149-340-313-327-300-288-241-259-146-130-126-146-151755714643
Percentage of PensionAndOtherPostretirementBenefitExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:PreferredStockDividendsAndOtherAdjustments



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-30
Value4738383738383115141420000
Percentage of PreferredStockDividendsAndOtherAdjustments100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.00.00.0

us-gaap:ProceedsFromCollectionOfFinanceReceivables



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-03-312013-03-312012-03-31
Value473949175380550162075272435639423478321533602410359332683263337032713008300229022814263918611016
Percentage of ProceedsFromCollectionOfFinanceReceivables100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ProceedsFromDebtMaturingInMoreThanThreeMonths



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-31
Value3586391027324875411757110009644118231133491391591715542115891260593231097912234108638318103436155
Percentage of ProceedsFromDebtMaturingInMoreThanThreeMonths100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ProceedsFromLeasesHeldForInvestment



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-03-312013-03-312012-03-312011-03-31
Value308833193539338530592770279129242379201819251642108275671160948143419428318512337816
Percentage of ProceedsFromLeasesHeldForInvestment100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DebtInstrument, us-gaap:LongtermDebtType, gm:DebtType

us-gaap:ProceedsFromLongTermLinesOfCredit

gm:FiveYearRevolvingCreditFacilityDue2023, us-gaap:LineOfCredit, us-gaap:UnsecuredDebt



Period End2020-03-31
Value10500
Percentage of ProceedsFromLongTermLinesOfCredit100.0

gm:ThreeYearRevolvingCreditFacilityApril2021, us-gaap:LineOfCredit, us-gaap:UnsecuredDebt



Period End2020-03-31
Value3400
Percentage of ProceedsFromLongTermLinesOfCredit32.4

us-gaap:LongtermDebtType, gm:DebtType

us-gaap:LineOfCredit, us-gaap:UnsecuredDebt



Period End2020-03-31
Value2000
Percentage of ProceedsFromLongTermLinesOfCredit19.0

us-gaap:ProceedsFromPaymentsForOtherFinancingActivities



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-03-312013-03-312012-03-312011-03-31
Value-267-7889-28-236-201-76-176-187-34-34-93-1442-3-65-51-33-30-433-14-23-5-18
Percentage of ProceedsFromPaymentsForOtherFinancingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ProceedsFromRepaymentsOfShortTermDebtMaturingInThreeMonthsOrLess



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-03-312013-03-312012-03-312011-03-31
Value13-1068-180-23959-509105152412023439-149-26429070-300738641689-3009838450-146119
Percentage of ProceedsFromRepaymentsOfShortTermDebtMaturingInThreeMonthsOrLess100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ProceedsFromSaleAndMaturityOfAvailableForSaleSecurities



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-03-312013-03-312012-03-312011-03-31
Value111336781343566678471175182420621106302919582914278127532065327297879642222467105598540274262
Percentage of ProceedsFromSaleAndMaturityOfAvailableForSaleSecurities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ProceedsFromSaleOfAvailableForSaleSecuritiesDebt



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
Value3662900535486611700170010009205003700
Percentage of ProceedsFromSaleOfAvailableForSaleSecuritiesDebt100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

gm:BusinessGroup

us-gaap:ProvisionForLoanLeaseAndOtherLosses

gm:GmFinancial



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-30
Value466222150179175198180128136184204158217150172151196184144141155160113135-11710094-78
Percentage of ProvisionForLoanLeaseAndOtherLosses100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:StatementEquityComponents

us-gaap:ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax

us-gaap:AccumulatedDefinedBenefitPlansAdjustment



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-30
Value-54-73-40-34-3710-63-44-44-41-1126-55-48-21-33-38-26-18-69-82-66-26-26-44-43
Percentage of ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:RelatedPartyTransactionsByRelatedParty, dei:LegalEntity

us-gaap:RelatedPartyTransactionPurchasesFromRelatedParty

srt:AffiliatedEntity, gm:PSAGroup



Period End2020-03-312019-03-31
Value148192
Percentage of RelatedPartyTransactionPurchasesFromRelatedParty100.0100.0

us-gaap:RepaymentsOfDebtMaturingInMoreThanThreeMonths



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-31
Value1133997248807984810777791565681200868327558127037770556163785475641255504933390653083109
Percentage of RepaymentsOfDebtMaturingInMoreThanThreeMonths100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:RestructuringCharges



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-09-302011-06-302011-03-31
Value2191302112424610378137455-343250466935473059212716318425724029886-70-77-63-151112-101-7160
Percentage of RestructuringCharges100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:StatementGeographical, us-gaap:RestructuringCostAndReserve, us-gaap:StatementBusinessSegments

us-gaap:RestructuringSettlementAndImpairmentProvisions

gm:AustraliaNewZealandandThailand, gm:AssetImpairmentsSalesAllowancesandOtherCharges, gm:GMI



Period End2020-03-31
Value270
Percentage of RestructuringSettlementAndImpairmentProvisions100.0

gm:AustraliaNewZealandandThailand, gm:DealerRestructuringsandEmployeeSeverance, gm:GMI



Period End2020-03-31
Value219
Percentage of RestructuringSettlementAndImpairmentProvisions81.1

us-gaap:StatementGeographical, us-gaap:StatementBusinessSegments

gm:AustraliaNewZealandandThailand, gm:GMI



Period End2020-03-31
Value489
Percentage of RestructuringSettlementAndImpairmentProvisions181.1

us-gaap:RelatedPartyTransactionsByRelatedParty, dei:LegalEntity

us-gaap:RevenueFromRelatedParties

srt:AffiliatedEntity, gm:PSAGroup



Period End2020-03-312019-03-31
Value53427
Percentage of RevenueFromRelatedParties100.0100.0

us-gaap:RevenueNotFromContractWithCustomer



Period End2020-03-312019-03-31
Value35593617
Percentage of RevenueNotFromContractWithCustomer100.0100.0

us-gaap:ConsolidationItems

us-gaap:IntersegmentElimination



Period End2020-03-312019-03-31
Value-2-3
Percentage of RevenueNotFromContractWithCustomer-0.1-0.1

us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

us-gaap:OperatingSegments, gm:GMFinancialSegment



Period End2020-03-312019-03-31
Value35613620
Percentage of RevenueNotFromContractWithCustomer100.1100.1

us-gaap:StatementClassOfStock

us-gaap:StockIssuedDuringPeriodValueNewIssues

us-gaap:PreferredStock



Period End2020-03-312019-09-302019-06-302018-12-312018-09-302018-06-302017-12-31
Value2649408110949212610
Percentage of StockIssuedDuringPeriodValueNewIssues100.0100.0100.0100.0100.0100.00.0

us-gaap:StatementClassOfStock, us-gaap:StatementEquityComponents

us-gaap:PreferredStock, us-gaap:NoncontrollingInterest



Period End2020-03-312019-09-302019-06-302018-12-312018-09-302018-06-302017-12-31
Value2649408110949212610
Percentage of StockIssuedDuringPeriodValueNewIssues100.0100.0100.0100.0100.0100.00.0

us-gaap:StockRepurchasedDuringPeriodValue



Period End2020-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
Value90900010014981498
Percentage of StockRepurchasedDuringPeriodValue100.0100.00.00.0100.0100.0100.0

us-gaap:StatementEquityComponents

us-gaap:AdditionalPaidInCapital



Period End2020-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
Value57470044587716
Percentage of StockRepurchasedDuringPeriodValue63.352.20.00.044.039.247.8

us-gaap:RetainedEarnings



Period End2020-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
Value33430056911781
Percentage of StockRepurchasedDuringPeriodValue36.747.80.00.056.060.852.1

us-gaap:StockholdersEquityOther



Period End2020-03-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-03-312013-03-312012-03-312011-03-31
Value-13-80-601186-6-187-162354-38-5-1811-5-17-2-17-53-5
Percentage of StockholdersEquityOther100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:StatementEquityComponents

us-gaap:AdditionalPaidInCapital



Period End2020-03-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-31
Value0-73-26-3178-38-128-100601-101-1
Percentage of StockholdersEquityOther-0.091.243.3-300.095.7633.368.41000.00.03000.02.9-25.0-0.0-100.0-12.5

us-gaap:NoncontrollingInterest



Period End2020-03-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-03-312013-03-312012-03-312011-03-31
Value-37-7-359027-6926-58345-38-5-2911-5-17-2-17-53-5
Percentage of StockholdersEquityOther284.68.858.3900.00.0-450.036.9-200.0100.0-2900.097.1125.0100.0100.0200.0112.5100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:RetainedEarnings



Period End2020-03-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value2401-585107
Percentage of StockholdersEquityOther-184.6-0.0-1.7-500.04.3-83.3-5.3-700.0

us-gaap:BalanceSheetLocation

gm:CashAndTimeDeposits

gm:CashAndCashEquivalentsLineItem



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value11965682883888816746972547144724884056962
Percentage of CashAndTimeDeposits100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FinancingReceivablePortfolioSegment, gm:BusinessGroup

gm:DealerCashManagement

us-gaap:CommercialPortfolioSegment, gm:GmFinancial



Period End2020-03-312019-12-312019-09-302019-06-302018-12-31
Value1200120012001100922
Percentage of DealerCashManagement100.0100.0100.0100.0100.0

gm:BusinessGroup

gm:DebtandFinanceLeaseLiabilities

gm:Automotive



Period End2020-03-312019-12-31
Value3031114386
Percentage of DebtandFinanceLeaseLiabilities100.0100.0

us-gaap:BalanceSheetLocation, us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship, gm:BusinessGroup

gm:DerivativeLiabilitiesFairValueAdjustment

us-gaap:LongTermDebt, us-gaap:FairValueHedging, gm:GmFinancial



Period End2020-03-312019-12-312019-09-302019-06-302018-12-31
Value-539-77-135-57459
Percentage of DerivativeLiabilitiesFairValueAdjustment100.0100.0100.0100.0100.0

gm:BusinessGroup

gm:FinanceLeaseLiabilitiesFairValueDisclosure

gm:Automotive



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value566516571565487831
Percentage of FinanceLeaseLiabilitiesFairValueDisclosure100.0100.0100.0100.0100.0100.0

us-gaap:CreditScoreFico, us-gaap:FinancingReceivablePortfolioSegment, gm:BusinessGroup

gm:FinancingReceivableOriginatedFiveYearsbeforeLatestFiscalYear

gm:FICOScore620to679, us-gaap:ConsumerPortfolioSegment, gm:GmFinancial



Period End2020-03-31
Value178
Percentage of FinancingReceivableOriginatedFiveYearsbeforeLatestFiscalYear100.0

gm:FICOScoreGreaterthan680, us-gaap:ConsumerPortfolioSegment, gm:GmFinancial



Period End2020-03-31
Value343
Percentage of FinancingReceivableOriginatedFiveYearsbeforeLatestFiscalYear192.7

gm:FICOScoreLessthan620, us-gaap:ConsumerPortfolioSegment, gm:GmFinancial



Period End2020-03-31
Value486
Percentage of FinancingReceivableOriginatedFiveYearsbeforeLatestFiscalYear273.0

us-gaap:FinancialInstrumentPerformanceStatus, us-gaap:FinancingReceivablePortfolioSegment, gm:BusinessGroup

us-gaap:NonperformingFinancingReceivable, us-gaap:ConsumerPortfolioSegment, gm:GmFinancial



Period End2020-03-31
Value130
Percentage of FinancingReceivableOriginatedFiveYearsbeforeLatestFiscalYear73.0

us-gaap:FinancialInstrumentPerformanceStatus, us-gaap:FinancingReceivablePortfolioSegment, us-gaap:FinancingReceivablesPeriodPastDue, gm:BusinessGroup

us-gaap:NonperformingFinancingReceivable, us-gaap:ConsumerPortfolioSegment, gm:FinancingReceivables31to60DaysPastDue, gm:GmFinancial



Period End2020-03-31
Value93
Percentage of FinancingReceivableOriginatedFiveYearsbeforeLatestFiscalYear52.2

us-gaap:NonperformingFinancingReceivable, us-gaap:ConsumerPortfolioSegment, gm:FinancingReceivablesGreaterthan30DaysPastDue, gm:GmFinancial



Period End2020-03-31
Value129
Percentage of FinancingReceivableOriginatedFiveYearsbeforeLatestFiscalYear72.5

us-gaap:NonperformingFinancingReceivable, us-gaap:ConsumerPortfolioSegment, gm:FinancingReceivablesGreaterthan60DaysPastDue, gm:GmFinancial



Period End2020-03-31
Value36
Percentage of FinancingReceivableOriginatedFiveYearsbeforeLatestFiscalYear20.2

us-gaap:NonperformingFinancingReceivable, us-gaap:ConsumerPortfolioSegment, gm:FinancingReceivablesInRepossession, gm:GmFinancial



Period End2020-03-31
Value1000000.0
Percentage of FinancingReceivableOriginatedFiveYearsbeforeLatestFiscalYear0.6

us-gaap:PerformingFinancingReceivable, us-gaap:ConsumerPortfolioSegment, gm:NotPastDue, gm:GmFinancial



Period End2020-03-31
Value877
Percentage of FinancingReceivableOriginatedFiveYearsbeforeLatestFiscalYear492.7

us-gaap:FinancingReceivablePortfolioSegment, gm:BusinessGroup

us-gaap:CommercialPortfolioSegment, gm:GmFinancial



Period End2020-03-31
Value81
Percentage of FinancingReceivableOriginatedFiveYearsbeforeLatestFiscalYear45.5

us-gaap:ConsumerPortfolioSegment, gm:GmFinancial



Period End2020-03-31
Value1007
Percentage of FinancingReceivableOriginatedFiveYearsbeforeLatestFiscalYear565.7

us-gaap:FinancingReceivablePortfolioSegment, us-gaap:InternalCreditAssessment, gm:BusinessGroup

us-gaap:CommercialPortfolioSegment, us-gaap:InternalInvestmentGrade, gm:GmFinancial



Period End2020-03-31
Value63
Percentage of FinancingReceivableOriginatedFiveYearsbeforeLatestFiscalYear35.4

us-gaap:CommercialPortfolioSegment, us-gaap:SpecialMention, gm:GmFinancial



Period End2020-03-31
Value13
Percentage of FinancingReceivableOriginatedFiveYearsbeforeLatestFiscalYear7.3

us-gaap:CommercialPortfolioSegment, us-gaap:Subprime, gm:GmFinancial



Period End2020-03-31
Value4
Percentage of FinancingReceivableOriginatedFiveYearsbeforeLatestFiscalYear2.2

us-gaap:CommercialPortfolioSegment, us-gaap:Substandard, gm:GmFinancial



Period End2020-03-31
Value1000000.0
Percentage of FinancingReceivableOriginatedFiveYearsbeforeLatestFiscalYear0.6

us-gaap:CreditScoreFico, us-gaap:FinancingReceivablePortfolioSegment, gm:BusinessGroup

gm:FinancingReceivableOriginatedMorethanSixYearsbeforeCurrentFiscalYear

gm:FICOScore620to679, us-gaap:ConsumerPortfolioSegment, gm:GmFinancial



Period End2020-03-31
Value38
Percentage of FinancingReceivableOriginatedMorethanSixYearsbeforeCurrentFiscalYear100.0

gm:FICOScoreGreaterthan680, us-gaap:ConsumerPortfolioSegment, gm:GmFinancial



Period End2020-03-31
Value15
Percentage of FinancingReceivableOriginatedMorethanSixYearsbeforeCurrentFiscalYear39.5

gm:FICOScoreLessthan620, us-gaap:ConsumerPortfolioSegment, gm:GmFinancial



Period End2020-03-31
Value229
Percentage of FinancingReceivableOriginatedMorethanSixYearsbeforeCurrentFiscalYear602.6

us-gaap:FinancialInstrumentPerformanceStatus, us-gaap:FinancingReceivablePortfolioSegment, gm:BusinessGroup

us-gaap:NonperformingFinancingReceivable, us-gaap:ConsumerPortfolioSegment, gm:GmFinancial



Period End2020-03-31
Value68
Percentage of FinancingReceivableOriginatedMorethanSixYearsbeforeCurrentFiscalYear178.9

us-gaap:FinancialInstrumentPerformanceStatus, us-gaap:FinancingReceivablePortfolioSegment, us-gaap:FinancingReceivablesPeriodPastDue, gm:BusinessGroup

us-gaap:NonperformingFinancingReceivable, us-gaap:ConsumerPortfolioSegment, gm:FinancingReceivables31to60DaysPastDue, gm:GmFinancial



Period End2020-03-31
Value47
Percentage of FinancingReceivableOriginatedMorethanSixYearsbeforeCurrentFiscalYear123.7

us-gaap:NonperformingFinancingReceivable, us-gaap:ConsumerPortfolioSegment, gm:FinancingReceivablesGreaterthan30DaysPastDue, gm:GmFinancial



Period End2020-03-31
Value68
Percentage of FinancingReceivableOriginatedMorethanSixYearsbeforeCurrentFiscalYear178.9

us-gaap:NonperformingFinancingReceivable, us-gaap:ConsumerPortfolioSegment, gm:FinancingReceivablesGreaterthan60DaysPastDue, gm:GmFinancial



Period End2020-03-31
Value21
Percentage of FinancingReceivableOriginatedMorethanSixYearsbeforeCurrentFiscalYear55.3

us-gaap:NonperformingFinancingReceivable, us-gaap:ConsumerPortfolioSegment, gm:FinancingReceivablesInRepossession, gm:GmFinancial



Period End2020-03-31
Value0.0
Percentage of FinancingReceivableOriginatedMorethanSixYearsbeforeCurrentFiscalYear0.0

us-gaap:PerformingFinancingReceivable, us-gaap:ConsumerPortfolioSegment, gm:NotPastDue, gm:GmFinancial



Period End2020-03-31
Value214
Percentage of FinancingReceivableOriginatedMorethanSixYearsbeforeCurrentFiscalYear563.2

us-gaap:FinancingReceivablePortfolioSegment, gm:BusinessGroup

us-gaap:CommercialPortfolioSegment, gm:GmFinancial



Period End2020-03-31
Value32
Percentage of FinancingReceivableOriginatedMorethanSixYearsbeforeCurrentFiscalYear84.2

us-gaap:ConsumerPortfolioSegment, gm:GmFinancial



Period End2020-03-31
Value282
Percentage of FinancingReceivableOriginatedMorethanSixYearsbeforeCurrentFiscalYear742.1

us-gaap:FinancingReceivablePortfolioSegment, us-gaap:InternalCreditAssessment, gm:BusinessGroup

us-gaap:CommercialPortfolioSegment, us-gaap:InternalInvestmentGrade, gm:GmFinancial



Period End2020-03-31
Value9
Percentage of FinancingReceivableOriginatedMorethanSixYearsbeforeCurrentFiscalYear23.7

us-gaap:CommercialPortfolioSegment, us-gaap:SpecialMention, gm:GmFinancial



Period End2020-03-31
Value23
Percentage of FinancingReceivableOriginatedMorethanSixYearsbeforeCurrentFiscalYear60.5

us-gaap:CommercialPortfolioSegment, us-gaap:Subprime, gm:GmFinancial



Period End2020-03-31
Value0.0
Percentage of FinancingReceivableOriginatedMorethanSixYearsbeforeCurrentFiscalYear0.0

us-gaap:CommercialPortfolioSegment, us-gaap:Substandard, gm:GmFinancial



Period End2020-03-31
Value0.0
Percentage of FinancingReceivableOriginatedMorethanSixYearsbeforeCurrentFiscalYear0.0

us-gaap:CreditScoreFico, us-gaap:FinancingReceivablePortfolioSegment, gm:BusinessGroup

gm:FinancingReceivablebeforeAllowanceforCreditLossPercent

gm:FICOScore620to679, us-gaap:ConsumerPortfolioSegment, gm:GmFinancial



Period End2020-03-312019-12-31
Value0.1640.163
Percentage of FinancingReceivablebeforeAllowanceforCreditLossPercent100.0100.0

gm:FICOScoreGreaterthan680, us-gaap:ConsumerPortfolioSegment, gm:GmFinancial



Period End2020-03-312019-12-31
Value0.60.601
Percentage of FinancingReceivablebeforeAllowanceforCreditLossPercent365.9368.7

us-gaap:FinancialInstrumentPerformanceStatus, us-gaap:FinancingReceivablePortfolioSegment, us-gaap:FinancingReceivablesPeriodPastDue, gm:BusinessGroup

us-gaap:PerformingFinancingReceivable, us-gaap:ConsumerPortfolioSegment, gm:NotPastDue, gm:GmFinancial



Period End2020-03-31
Value0.962
Percentage of FinancingReceivablebeforeAllowanceforCreditLossPercent586.6

us-gaap:FinancingReceivablePortfolioSegment, gm:BusinessGroup

us-gaap:CommercialPortfolioSegment, gm:GmFinancial



Period End2020-03-31
Value1.0
Percentage of FinancingReceivablebeforeAllowanceforCreditLossPercent609.8

us-gaap:FinancingReceivablePortfolioSegment, us-gaap:InternalCreditAssessment, gm:BusinessGroup

us-gaap:CommercialPortfolioSegment, us-gaap:InternalInvestmentGrade, gm:GmFinancial



Period End2020-03-31
Value0.909
Percentage of FinancingReceivablebeforeAllowanceforCreditLossPercent554.3

us-gaap:CommercialPortfolioSegment, us-gaap:SpecialMention, gm:GmFinancial



Period End2020-03-31
Value0.059
Percentage of FinancingReceivablebeforeAllowanceforCreditLossPercent36.0

us-gaap:CommercialPortfolioSegment, us-gaap:Subprime, gm:GmFinancial



Period End2020-03-31
Value0.002
Percentage of FinancingReceivablebeforeAllowanceforCreditLossPercent1.2

us-gaap:CommercialPortfolioSegment, us-gaap:Substandard, gm:GmFinancial



Period End2020-03-31
Value0.03
Percentage of FinancingReceivablebeforeAllowanceforCreditLossPercent18.3

us-gaap:ConsolidationItems, us-gaap:FinancingReceivablePortfolioSegment, gm:BusinessGroup

gm:IntercompanyPayable

us-gaap:IntersegmentElimination, us-gaap:CommercialPortfolioSegment, gm:GmFinancial



Period End2020-03-312019-12-312019-09-302019-06-302018-12-31
Value3874616661
Percentage of IntercompanyPayable100.0100.0100.0100.0100.0

us-gaap:ConsolidationItems, gm:BusinessGroup

gm:IntercompanyReceivable

us-gaap:IntersegmentElimination, gm:GmFinancial



Period End2020-03-312019-12-312019-09-302019-06-302018-12-31
Value668676692705727
Percentage of IntercompanyReceivable100.0100.0100.0100.0100.0

gm:LongtermDebtandFinanceLeaseObligationsMaturitiesRepaymentsofPrincipalRemainderofFiscalYear



Period End2020-03-31
Value37673
Percentage of LongtermDebtandFinanceLeaseObligationsMaturitiesRepaymentsofPrincipalRemainderofFiscalYear100.0

gm:BusinessGroup

gm:Automotive



Period End2020-03-31
Value1551
Percentage of LongtermDebtandFinanceLeaseObligationsMaturitiesRepaymentsofPrincipalRemainderofFiscalYear4.1

gm:GmFinancial



Period End2020-03-31
Value36122
Percentage of LongtermDebtandFinanceLeaseObligationsMaturitiesRepaymentsofPrincipalRemainderofFiscalYear95.9

gm:LongtermDebtandFinanceLeaseObligationsMaturitiesRepaymentsofPrincipalafterYearSeven



Period End2020-03-31
Value15411
Percentage of LongtermDebtandFinanceLeaseObligationsMaturitiesRepaymentsofPrincipalafterYearSeven100.0

gm:BusinessGroup

gm:Automotive



Period End2020-03-31
Value10240
Percentage of LongtermDebtandFinanceLeaseObligationsMaturitiesRepaymentsofPrincipalafterYearSeven66.4

gm:GmFinancial



Period End2020-03-31
Value5171
Percentage of LongtermDebtandFinanceLeaseObligationsMaturitiesRepaymentsofPrincipalafterYearSeven33.6

gm:LongtermDebtandFinanceLeaseObligationsMaturitiesRepaymentsofPrincipalafterYearSix



Period End2020-03-31
Value5535
Percentage of LongtermDebtandFinanceLeaseObligationsMaturitiesRepaymentsofPrincipalafterYearSix100.0

gm:BusinessGroup

gm:Automotive



Period End2020-03-31
Value532
Percentage of LongtermDebtandFinanceLeaseObligationsMaturitiesRepaymentsofPrincipalafterYearSix9.6

gm:GmFinancial



Period End2020-03-31
Value5003
Percentage of LongtermDebtandFinanceLeaseObligationsMaturitiesRepaymentsofPrincipalafterYearSix90.4

gm:LongtermDebtandFinanceLeaseObligationsMaturitiesRepaymentsofPrincipalinYearFive



Period End2020-03-312019-12-31
Value59285843
Percentage of LongtermDebtandFinanceLeaseObligationsMaturitiesRepaymentsofPrincipalinYearFive100.0100.0

gm:BusinessGroup

gm:Automotive



Period End2020-03-312019-12-31
Value6248
Percentage of LongtermDebtandFinanceLeaseObligationsMaturitiesRepaymentsofPrincipalinYearFive1.00.8

gm:GmFinancial



Period End2020-03-312019-12-31
Value58665795
Percentage of LongtermDebtandFinanceLeaseObligationsMaturitiesRepaymentsofPrincipalinYearFive99.099.2

gm:LongtermDebtandFinanceLeaseObligationsMaturitiesRepaymentsofPrincipalinYearFour



Period End2020-03-312019-12-31
Value194038584
Percentage of LongtermDebtandFinanceLeaseObligationsMaturitiesRepaymentsofPrincipalinYearFour100.0100.0

gm:BusinessGroup

gm:Automotive



Period End2020-03-312019-12-31
Value120071546
Percentage of LongtermDebtandFinanceLeaseObligationsMaturitiesRepaymentsofPrincipalinYearFour61.918.0

gm:GmFinancial



Period End2020-03-312019-12-31
Value73967038
Percentage of LongtermDebtandFinanceLeaseObligationsMaturitiesRepaymentsofPrincipalinYearFour38.182.0

gm:LongtermDebtandFinanceLeaseObligationsMaturitiesRepaymentsofPrincipalinYearThree



Period End2020-03-312019-12-31
Value1796811833
Percentage of LongtermDebtandFinanceLeaseObligationsMaturitiesRepaymentsofPrincipalinYearThree100.0100.0

gm:BusinessGroup

gm:Automotive



Period End2020-03-312019-12-31
Value512970
Percentage of LongtermDebtandFinanceLeaseObligationsMaturitiesRepaymentsofPrincipalinYearThree28.50.6

gm:GmFinancial



Period End2020-03-312019-12-31
Value1283911763
Percentage of LongtermDebtandFinanceLeaseObligationsMaturitiesRepaymentsofPrincipalinYearThree71.599.4

gm:LongtermDebtandFinanceLeaseObligationsMaturitiesRepaymentsofPrincipalinYearTwo



Period End2020-03-312019-12-31
Value2465621225
Percentage of LongtermDebtandFinanceLeaseObligationsMaturitiesRepaymentsofPrincipalinYearTwo100.0100.0

gm:BusinessGroup

gm:Automotive



Period End2020-03-312019-12-31
Value1273535
Percentage of LongtermDebtandFinanceLeaseObligationsMaturitiesRepaymentsofPrincipalinYearTwo5.22.5

gm:GmFinancial



Period End2020-03-312019-12-31
Value2338320690
Percentage of LongtermDebtandFinanceLeaseObligationsMaturitiesRepaymentsofPrincipalinYearTwo94.897.5

us-gaap:LitigationCase, us-gaap:LitigationStatus

gm:LossContingencyNumberofStates

gm:IgnitionSwitchRecallLitigationsJuly2009SaleOrder, us-gaap:PendingLitigation



Period End2020-03-312018-12-312017-12-312017-08-312017-08-31
Value8.08.08.09.09.0
Percentage of LossContingencyNumberofStates100.0100.0100.0100.0

us-gaap:MajorPropertyClass

gm:OperatingLeaseRightofuseAssetAccumulatedDepreciation

us-gaap:Vehicles



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value108731098911276115531163211476
Percentage of OperatingLeaseRightofuseAssetAccumulatedDepreciation100.0100.0100.0100.0100.0100.0

us-gaap:MajorPropertyClass

gm:OperatingLeaseRightofuseAssetGross

us-gaap:Vehicles



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value521795308153935546665487255282
Percentage of OperatingLeaseRightofuseAssetGross100.0100.0100.0100.0100.0100.0

gm:OperatingLeaseRightofuseAssetNoncurrent



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value412964205542527429384305243559
Percentage of OperatingLeaseRightofuseAssetNoncurrent100.0100.0100.0100.0100.0100.0

gm:PolicyProductwarrantyandRecallcampaignsAccrual



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
Value739877987609743975527590769379908133833284798890906390698550
Percentage of PolicyProductwarrantyandRecallcampaignsAccrual100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

gm:RestrictedCashandMoneyMarketFunds



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-31
Value266038742848310936052652242326842336
Percentage of RestrictedCashandMoneyMarketFunds100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AccountsNotesAndLoansReceivableNetCurrent



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-31
Value7536679769241036212116654910376966310769816410013979610898963810737104618988833710486106041156990781089211480117348535110671111912559103951301511117124859964
Percentage of AccountsNotesAndLoansReceivableNetCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AccruedLiabilitiesCurrent



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312018-01-012017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-31
Value2620026487280722842827471280492810427368273302832425996266032660128478291922853327854266332784230549308782780428184291702955226658246332388223240224502330825032251342365122875
Percentage of AccruedLiabilitiesCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AdditionalPaidInCapital



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-31
Value26014260742592825765256612556325503254652533725371257822632827012269832724127734274632760727744281612881928937288322884028778287802387823818237762383426443263992633426391263302441224257
Percentage of AdditionalPaidInCapital100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AssetsNoncurrent



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-31
Value1489251530451509641524311530421520461508631481901472911437381528841552191511951454871410801358191325841165131066591012589668794007902688745586781848438737585365812057942683349817548097879680
Percentage of AssetsNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AvailableForSaleSecuritiesDebtSecurities



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value2129912963151221202612029156941115394249179
Percentage of AvailableForSaleSecuritiesDebtSecurities100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:BalanceSheetLocation

gm:CashAndCashEquivalentsLineItem



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value143469470920457236755104235922316627115736
Percentage of AvailableForSaleSecuritiesDebtSecurities67.473.160.947.656.266.453.133.629.50.0

gm:DebtSecuritiesAvailableforsaleCurrent



Period End2020-03-312019-12-31
Value76204174
Percentage of AvailableForSaleSecuritiesDebtSecurities35.832.2

us-gaap:BalanceSheetLocation, us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FinancialInstrument

gm:CashAndCashEquivalentsLineItem, us-gaap:FairValueInputsLevel2, us-gaap:CorporateDebtSecurities



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value7660586359234169268337912774122223743032
Percentage of AvailableForSaleSecuritiesDebtSecurities36.045.239.234.722.324.224.913.025.90.0

gm:CashAndCashEquivalentsLineItem, us-gaap:FairValueInputsLevel2, us-gaap:ForeignGovernmentDebtSecurities



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value167521231435885274197620336373371954
Percentage of AvailableForSaleSecuritiesDebtSecurities7.916.49.57.42.312.618.26.83.70.0

gm:CashAndCashEquivalentsLineItem, us-gaap:FairValueInputsLevel2, us-gaap:USTreasuryAndGovernment



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value50111484184666937984656111513070750
Percentage of AvailableForSaleSecuritiesDebtSecurities23.511.412.25.631.629.710.013.90.00.0

gm:DebtSecuritiesAvailableforsaleCurrent, us-gaap:FairValueInputsLevel2, us-gaap:AssetBackedSecurities



Period End2020-03-312019-12-31
Value667681
Percentage of AvailableForSaleSecuritiesDebtSecurities3.15.3

gm:DebtSecuritiesAvailableforsaleCurrent, us-gaap:FairValueInputsLevel2, us-gaap:CorporateDebtSecurities



Period End2020-03-312019-12-31
Value31042932
Percentage of AvailableForSaleSecuritiesDebtSecurities14.622.6

gm:DebtSecuritiesAvailableforsaleCurrent, us-gaap:FairValueInputsLevel2, us-gaap:ForeignGovernmentDebtSecurities



Period End2020-03-312019-12-31
Value2039335
Percentage of AvailableForSaleSecuritiesDebtSecurities9.62.6

gm:DebtSecuritiesAvailableforsaleCurrent, us-gaap:FairValueInputsLevel2, us-gaap:USTreasuryAndGovernment



Period End2020-03-312019-12-31
Value1810226
Percentage of AvailableForSaleSecuritiesDebtSecurities8.51.7

us-gaap:BalanceSheetLocation, us-gaap:StatementBusinessSegments

gm:DebtSecuritiesAvailableforsaleCurrent, gm:Cruise



Period End2020-03-312019-12-31
Value877266
Percentage of AvailableForSaleSecuritiesDebtSecurities4.12.1

us-gaap:AvailableForSaleSecuritiesDebtSecuritiesCurrent



Period End2020-03-312019-12-312019-09-302018-12-31
Value7620417467255966
Percentage of AvailableForSaleSecuritiesDebtSecuritiesCurrent100.0100.0100.0100.0

us-gaap:CashAndCashEquivalentsFairValueDisclosure



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-31
Value38506190692005117072171762084418435150871425615512127921659812864129601523815433176271577618954180601986419426200212035519697206431842223320221841737816071
Percentage of CashAndCashEquivalentsFairValueDisclosure100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:StatementBusinessSegments

gm:Cruise



Period End2020-03-312019-12-312019-09-302018-12-31
Value1500230022002300
Percentage of CashAndCashEquivalentsFairValueDisclosure3.912.111.011.0

gm:BusinessGroup

us-gaap:DebtAndCapitalLeaseObligations

gm:GmFinancial



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-31
Value9618988938891289111492131909888637784440835208071779038784797994973876683486450060371543464825944330391253743133774326023055829046
Percentage of DebtAndCapitalLeaseObligations100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

gm:BusinessGroup, gm:DebtType

gm:GmFinancial, us-gaap:SecuredDebt



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-31
Value4617039959390294104741625428353972239083394413988740775388284257939270352373433832733306892828426617246932521422932250062338622073
Percentage of DebtAndCapitalLeaseObligations48.044.943.845.145.247.146.046.347.249.451.649.553.353.251.653.254.256.558.660.063.167.467.976.776.576.0

gm:GmFinancial, us-gaap:UnsecuredDebt



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-31
Value5001948979500995006750506481534665545357440794083038263396513737034606331113016227638236571997517713144321221710842759671726973
Percentage of DebtAndCapitalLeaseObligations52.055.156.254.954.852.954.053.752.850.648.450.546.746.848.446.845.843.541.440.036.932.632.123.323.524.0

gm:BusinessGroup

us-gaap:DebtInstrumentFairValue

gm:Automotive



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302013-12-31
Value29377159281658916380151881353116352143621614115088147981162611913116121214811934115409088905292929761979972716837
Percentage of DebtInstrumentFairValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

gm:GmFinancial



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-31
Value9150990399902199272792604903918674184869841338193780300795718107074577693926534960772543974819344554394893770733987328973079929248
Percentage of DebtInstrumentFairValue311.5567.5543.8566.1609.7668.0530.5590.9521.2543.1542.6684.4680.5642.2571.2547.6526.6598.6532.4479.5404.6384.8467.40.00.0427.8

gm:BusinessGroup, gm:DebtType

gm:GmFinancial, us-gaap:SecuredDebt



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-31
Value4607340160392654127341738428353967939024393953994840889389264268039357354183453032773306712829026628247172522822985251462348222170
Percentage of DebtInstrumentFairValue156.8252.1236.7252.0274.8316.6242.7271.7244.1264.8276.3334.8358.3338.9291.6289.3284.0337.5312.5286.6253.2257.5316.10.00.0324.3

gm:GmFinancial, us-gaap:UnsecuredDebt



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-31
Value4543650239509545145450866475564706245845447384198939411406453839035220339743081927999237261990317926147721247911002775173177078
Percentage of DebtInstrumentFairValue154.7315.4307.2314.1334.9351.5287.8319.2277.2278.3266.3349.6322.3303.3279.7258.2242.6261.1219.9192.9151.3127.3151.30.00.0103.5

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us-gaap:FairValueInputsLevel1, gm:Automotive



Period End2020-03-312019-12-312019-09-302019-06-302018-12-31
Value1057213628133351302211693
Percentage of DebtInstrumentFairValue36.085.680.479.586.4

us-gaap:FairValueInputsLevel2, gm:Automotive



Period End2020-03-312019-12-312019-09-302019-06-302018-12-31
Value188052300325433581838
Percentage of DebtInstrumentFairValue64.014.419.620.513.6

us-gaap:FairValueInputsLevel2, gm:GmFinancial



Period End2020-03-312019-12-312019-09-302019-06-302018-12-31
Value8989288481883889069988305
Percentage of DebtInstrumentFairValue306.0555.5532.8553.7652.6

us-gaap:FairValueInputsLevel3, gm:GmFinancial



Period End2020-03-312019-12-312019-09-302019-06-302018-12-31
Value16171918183120282086
Percentage of DebtInstrumentFairValue5.512.011.012.415.4

gm:BusinessGroup

us-gaap:DebtInstrumentUnamortizedDiscountPremiumAndDebtIssuanceCostsNet

gm:Automotive



Period End2020-03-312019-12-312018-12-312017-12-312016-12-312015-12-31
Value483540499499499549
Percentage of DebtInstrumentUnamortizedDiscountPremiumAndDebtIssuanceCostsNet100.0100.0100.0100.0100.0100.0

us-gaap:CreditFacility, gm:BusinessGroup, gm:DebtType

us-gaap:DebtWeightedAverageInterestRate

us-gaap:RevolvingCreditFacility, gm:GmFinancial, us-gaap:UnsecuredDebt



Period End2020-03-312019-12-31
Value0.04470.0473
Percentage of DebtWeightedAverageInterestRate100.0100.0

us-gaap:DebtInstrument, us-gaap:LongtermDebtType, gm:BusinessGroup, gm:DebtType

gm:SecuritizationNotesPayable, us-gaap:NotesPayableOtherPayables, gm:GmFinancial, us-gaap:SecuredDebt



Period End2020-03-312019-12-312019-09-302019-06-30
Value0.01950.02750.02830.0298
Percentage of DebtWeightedAverageInterestRate43.658.10.00.0

us-gaap:LongtermDebtType, gm:BusinessGroup, gm:DebtType

us-gaap:SeniorNotes, gm:GmFinancial, us-gaap:UnsecuredDebt



Period End2020-03-312019-12-312019-09-302019-06-30
Value0.02090.03630.03650.042
Percentage of DebtWeightedAverageInterestRate46.876.70.00.0

us-gaap:DeferredIncomeTaxAssetsNet



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312018-01-012017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-31
Value24441246402378323987243032408223242232852353823925235443072332425342633509235025356273637436860
Percentage of DeferredIncomeTaxAssetsNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DefinedBenefitPensionPlanLiabilitiesNoncurrent



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-31
Value11505121701022310791110991153811119119891320913746141191477717636179511759517939192452091121618221772220623788181111906819171194832703026661267752742025317245582501725075
Percentage of DefinedBenefitPensionPlanLiabilitiesNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

gm:BusinessGroup

us-gaap:DerivativeAssets

gm:GmFinancial



Period End2020-03-312019-12-312018-12-31
Value1524636502
Percentage of DerivativeAssets100.0100.0100.0

us-gaap:DerivativeInstrumentRisk, us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship, us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:HedgingDesignation, gm:BusinessGroup

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Period End2020-03-312019-12-312018-12-31
Value414043
Percentage of DerivativeAssets2.76.38.6

gm:ForeignCurrencySwaps, us-gaap:FairValueHedging, us-gaap:FairValueInputsLevel2, us-gaap:DesignatedAsHedgingInstrument, gm:GmFinancial



Period End2020-03-312019-12-312018-12-31
Value02237
Percentage of DerivativeAssets0.03.57.4

us-gaap:InterestRateSwap, us-gaap:CashFlowHedging, us-gaap:FairValueInputsLevel2, us-gaap:DesignatedAsHedgingInstrument, gm:GmFinancial



Period End2020-03-312019-12-312018-12-31
Value008
Percentage of DerivativeAssets0.00.01.6

us-gaap:InterestRateSwap, us-gaap:FairValueHedging, us-gaap:FairValueInputsLevel2, us-gaap:DesignatedAsHedgingInstrument, gm:GmFinancial



Period End2020-03-312019-12-312018-12-31
Value64023442
Percentage of DerivativeAssets42.036.88.4

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us-gaap:InterestRateContract, us-gaap:FairValueInputsLevel2, us-gaap:Nondesignated, gm:GmFinancial



Period End2020-03-312019-12-312018-12-31
Value843340372
Percentage of DerivativeAssets55.353.574.1

us-gaap:BalanceSheetLocation, us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:HedgingDesignation, gm:BusinessGroup, dei:LegalEntity

us-gaap:DerivativeAssetsLiabilitiesAtFairValueNet

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Period End2020-03-312019-12-312019-09-302019-06-302018-12-31
Value5469641000994827
Percentage of DerivativeAssetsLiabilitiesAtFairValueNet100.0100.0100.0100.0100.0

gm:BusinessGroup

us-gaap:DerivativeCollateralRightToReclaimSecurities

gm:GmFinancial



Period End2020-03-312019-12-31
Value668210
Percentage of DerivativeCollateralRightToReclaimSecurities100.0100.0

gm:BusinessGroup

us-gaap:DerivativeLiabilities

gm:GmFinancial



Period End2020-03-312019-12-312018-12-31
Value1250519869
Percentage of DerivativeLiabilities100.0100.0100.0

us-gaap:DerivativeInstrumentRisk, us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship, us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:HedgingDesignation, gm:BusinessGroup

gm:ForeignCurrencySwaps, us-gaap:CashFlowHedging, us-gaap:FairValueInputsLevel2, us-gaap:DesignatedAsHedgingInstrument, gm:GmFinancial



Period End2020-03-312019-12-312018-12-31
Value37311958
Percentage of DerivativeLiabilities29.822.96.7

gm:ForeignCurrencySwaps, us-gaap:FairValueHedging, us-gaap:FairValueInputsLevel2, us-gaap:DesignatedAsHedgingInstrument, gm:GmFinancial



Period End2020-03-312019-12-312018-12-31
Value847160
Percentage of DerivativeLiabilities6.713.76.9

us-gaap:InterestRateSwap, us-gaap:CashFlowHedging, us-gaap:FairValueInputsLevel2, us-gaap:DesignatedAsHedgingInstrument, gm:GmFinancial



Period End2020-03-312019-12-312018-12-31
Value2160
Percentage of DerivativeLiabilities1.71.20.0

us-gaap:InterestRateSwap, us-gaap:FairValueHedging, us-gaap:FairValueInputsLevel2, us-gaap:DesignatedAsHedgingInstrument, gm:GmFinancial



Period End2020-03-312019-12-312018-12-31
Value023231
Percentage of DerivativeLiabilities0.04.426.6

us-gaap:DerivativeInstrumentRisk, us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:HedgingDesignation, gm:BusinessGroup

us-gaap:InterestRateContract, us-gaap:FairValueInputsLevel2, us-gaap:Nondesignated, gm:GmFinancial



Period End2020-03-312019-12-312018-12-31
Value772300520
Percentage of DerivativeLiabilities61.857.859.8

gm:BusinessGroup

us-gaap:DerivativeNotionalAmount

gm:GmFinancial



Period End2020-03-312019-12-312019-09-302018-12-31
Value120899108673104116113871
Percentage of DerivativeNotionalAmount100.0100.0100.0100.0

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gm:ForeignCurrencySwaps, us-gaap:CashFlowHedging, us-gaap:FairValueInputsLevel2, us-gaap:DesignatedAsHedgingInstrument, gm:GmFinancial



Period End2020-03-312019-12-312019-09-302018-12-31
Value5091442942692075
Percentage of DerivativeNotionalAmount4.24.14.11.8

gm:ForeignCurrencySwaps, us-gaap:FairValueHedging, us-gaap:FairValueInputsLevel2, us-gaap:DesignatedAsHedgingInstrument, gm:GmFinancial



Period End2020-03-312019-12-312019-09-302018-12-31
Value1755179617441829
Percentage of DerivativeNotionalAmount1.51.71.71.6

us-gaap:InterestRateSwap, us-gaap:CashFlowHedging, us-gaap:FairValueInputsLevel2, us-gaap:DesignatedAsHedgingInstrument, gm:GmFinancial



Period End2020-03-312019-12-312019-09-302018-12-31
Value1090590553768
Percentage of DerivativeNotionalAmount0.90.50.50.7

us-gaap:InterestRateSwap, us-gaap:FairValueHedging, us-gaap:FairValueInputsLevel2, us-gaap:DesignatedAsHedgingInstrument, gm:GmFinancial



Period End2020-03-312019-12-312019-09-302018-12-31
Value86819458107029533
Percentage of DerivativeNotionalAmount7.28.710.38.4

us-gaap:DerivativeInstrumentRisk, us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:HedgingDesignation, gm:BusinessGroup

gm:WarrantsExercisableIntoFixedNumberOfPubliclyTradedShares, us-gaap:FairValueInputsLevel2, us-gaap:Nondesignated, gm:Automotive



Period End2020-03-312019-12-312019-09-302018-12-31
Value44454345
Percentage of DerivativeNotionalAmount0.00.00.00.0

us-gaap:CommodityContract, us-gaap:FairValueInputsLevel2, us-gaap:Nondesignated, gm:Automotive



Period End2020-03-312019-12-312019-09-302018-12-31
Value704806758658
Percentage of DerivativeNotionalAmount0.60.70.70.6

us-gaap:ForeignExchangeContract, us-gaap:FairValueInputsLevel2, us-gaap:Nondesignated, gm:Automotive



Period End2020-03-312019-12-312019-09-302018-12-31
Value5256507552512710
Percentage of DerivativeNotionalAmount4.34.75.02.4

us-gaap:InterestRateContract, us-gaap:FairValueInputsLevel2, us-gaap:Nondesignated, gm:GmFinancial



Period End2020-03-312019-12-312019-09-302018-12-31
Value104282924008684899666
Percentage of DerivativeNotionalAmount86.385.083.487.5

us-gaap:HedgingDesignation, gm:BusinessGroup

us-gaap:Nondesignated, gm:Automotive



Period End2020-03-312019-12-312019-09-302018-12-31
Value6004592660523413
Percentage of DerivativeNotionalAmount5.05.55.83.0

us-gaap:EquityMethodInvestments



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312010-12-31
Value75218562849683408266921591558788988390738820824894168996864581989640920188728403975683507983748587478094789774637470688375197058679367908529
Percentage of EquityMethodInvestments100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ConsolidationItems, gm:BusinessGroup

us-gaap:CorporateNonSegment, gm:Automotive



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-31
Value006121824000
Percentage of EquityMethodInvestments0.00.00.10.10.20.30.00.00.0

us-gaap:OperatingSegments, gm:Automotive



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-31
Value608471077115689468377860784775287886
Percentage of EquityMethodInvestments80.983.083.782.782.785.385.785.786.9

us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

us-gaap:OperatingSegments, gm:GMFinancialSegment



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302016-12-31
Value143714551381144614291355130812601281118711191056944
Percentage of EquityMethodInvestments19.117.016.317.317.314.714.314.313.013.112.712.810.5

us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments, gm:BusinessGroup

us-gaap:OperatingSegments, gm:GMI, gm:Automotive



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-31
Value599170237024680067397761777074477818
Percentage of EquityMethodInvestments79.782.082.781.581.584.284.984.786.2

us-gaap:OperatingSegments, gm:Gmna, gm:Automotive



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-31
Value938485828075778168
Percentage of EquityMethodInvestments1.21.01.01.01.00.80.80.90.7

gm:BusinessGroup

us-gaap:FinanceLeaseLiability

gm:Automotive



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value304310345356291528
Percentage of FinanceLeaseLiability100.0100.0100.0100.0100.0100.0

gm:BusinessGroup

us-gaap:FinancingReceivableAllowanceForCreditLosses

gm:GmFinancial



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302011-12-312010-12-31
Value196694493395792491190087391294294889390684387486484378275876072869564561558654849644739335129124917926
Percentage of FinancingReceivableAllowanceForCreditLosses100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FinancingReceivablePortfolioSegment, gm:BusinessGroup

us-gaap:CommercialPortfolioSegment, gm:GmFinancial



Period End2020-03-312019-12-312019-09-302019-06-302018-12-31
Value8778777667
Percentage of FinancingReceivableAllowanceForCreditLosses4.48.38.37.97.4

us-gaap:ConsumerPortfolioSegment, gm:GmFinancial



Period End2020-03-312019-12-312019-09-302019-06-302018-12-31
Value1879866856881844
Percentage of FinancingReceivableAllowanceForCreditLosses95.691.791.792.192.6

us-gaap:CreditScoreFico, us-gaap:FinancingReceivablePortfolioSegment, gm:BusinessGroup

us-gaap:FinancingReceivableOriginatedFourYearsBeforeLatestFiscalYear

gm:FICOScore620to679, us-gaap:ConsumerPortfolioSegment, gm:GmFinancial



Period End2020-03-31
Value402
Percentage of FinancingReceivableOriginatedFourYearsBeforeLatestFiscalYear100.0

gm:FICOScoreGreaterthan680, us-gaap:ConsumerPortfolioSegment, gm:GmFinancial



Period End2020-03-31
Value1143
Percentage of FinancingReceivableOriginatedFourYearsBeforeLatestFiscalYear284.3

gm:FICOScoreLessthan620, us-gaap:ConsumerPortfolioSegment, gm:GmFinancial



Period End2020-03-31
Value957
Percentage of FinancingReceivableOriginatedFourYearsBeforeLatestFiscalYear238.1

us-gaap:FinancialInstrumentPerformanceStatus, us-gaap:FinancingReceivablePortfolioSegment, gm:BusinessGroup

us-gaap:NonperformingFinancingReceivable, us-gaap:ConsumerPortfolioSegment, gm:GmFinancial



Period End2020-03-31
Value225
Percentage of FinancingReceivableOriginatedFourYearsBeforeLatestFiscalYear56.0

us-gaap:FinancialInstrumentPerformanceStatus, us-gaap:FinancingReceivablePortfolioSegment, us-gaap:FinancingReceivablesPeriodPastDue, gm:BusinessGroup

us-gaap:NonperformingFinancingReceivable, us-gaap:ConsumerPortfolioSegment, gm:FinancingReceivables31to60DaysPastDue, gm:GmFinancial



Period End2020-03-31
Value161
Percentage of FinancingReceivableOriginatedFourYearsBeforeLatestFiscalYear40.0

us-gaap:NonperformingFinancingReceivable, us-gaap:ConsumerPortfolioSegment, gm:FinancingReceivablesGreaterthan30DaysPastDue, gm:GmFinancial



Period End2020-03-31
Value223
Percentage of FinancingReceivableOriginatedFourYearsBeforeLatestFiscalYear55.5

us-gaap:NonperformingFinancingReceivable, us-gaap:ConsumerPortfolioSegment, gm:FinancingReceivablesGreaterthan60DaysPastDue, gm:GmFinancial



Period End2020-03-31
Value62
Percentage of FinancingReceivableOriginatedFourYearsBeforeLatestFiscalYear15.4

us-gaap:NonperformingFinancingReceivable, us-gaap:ConsumerPortfolioSegment, gm:FinancingReceivablesInRepossession, gm:GmFinancial



Period End2020-03-31
Value2
Percentage of FinancingReceivableOriginatedFourYearsBeforeLatestFiscalYear0.5

us-gaap:PerformingFinancingReceivable, us-gaap:ConsumerPortfolioSegment, gm:NotPastDue, gm:GmFinancial



Period End2020-03-31
Value2277
Percentage of FinancingReceivableOriginatedFourYearsBeforeLatestFiscalYear566.4

us-gaap:FinancingReceivablePortfolioSegment, gm:BusinessGroup

us-gaap:CommercialPortfolioSegment, gm:GmFinancial



Period End2020-03-31
Value141
Percentage of FinancingReceivableOriginatedFourYearsBeforeLatestFiscalYear35.1

us-gaap:ConsumerPortfolioSegment, gm:GmFinancial



Period End2020-03-31
Value2502
Percentage of FinancingReceivableOriginatedFourYearsBeforeLatestFiscalYear622.4

us-gaap:FinancingReceivablePortfolioSegment, us-gaap:InternalCreditAssessment, gm:BusinessGroup

us-gaap:CommercialPortfolioSegment, us-gaap:InternalInvestmentGrade, gm:GmFinancial



Period End2020-03-31
Value118
Percentage of FinancingReceivableOriginatedFourYearsBeforeLatestFiscalYear29.4

us-gaap:CommercialPortfolioSegment, us-gaap:SpecialMention, gm:GmFinancial



Period End2020-03-31
Value23
Percentage of FinancingReceivableOriginatedFourYearsBeforeLatestFiscalYear5.7

us-gaap:CommercialPortfolioSegment, us-gaap:Subprime, gm:GmFinancial



Period End2020-03-31
Value0.0
Percentage of FinancingReceivableOriginatedFourYearsBeforeLatestFiscalYear0.0

us-gaap:CommercialPortfolioSegment, us-gaap:Substandard, gm:GmFinancial



Period End2020-03-31
Value0.0
Percentage of FinancingReceivableOriginatedFourYearsBeforeLatestFiscalYear0.0

us-gaap:CreditScoreFico, us-gaap:FinancingReceivablePortfolioSegment, gm:BusinessGroup

us-gaap:FinancingReceivableOriginatedInCurrentFiscalYear

gm:FICOScore620to679, us-gaap:ConsumerPortfolioSegment, gm:GmFinancial



Period End2020-03-31
Value902
Percentage of FinancingReceivableOriginatedInCurrentFiscalYear100.0

gm:FICOScoreGreaterthan680, us-gaap:ConsumerPortfolioSegment, gm:GmFinancial



Period End2020-03-31
Value4027
Percentage of FinancingReceivableOriginatedInCurrentFiscalYear446.5

gm:FICOScoreLessthan620, us-gaap:ConsumerPortfolioSegment, gm:GmFinancial



Period End2020-03-31
Value1169
Percentage of FinancingReceivableOriginatedInCurrentFiscalYear129.6

us-gaap:FinancialInstrumentPerformanceStatus, us-gaap:FinancingReceivablePortfolioSegment, gm:BusinessGroup

us-gaap:NonperformingFinancingReceivable, us-gaap:ConsumerPortfolioSegment, gm:GmFinancial



Period End2020-03-31
Value20
Percentage of FinancingReceivableOriginatedInCurrentFiscalYear2.2

us-gaap:FinancialInstrumentPerformanceStatus, us-gaap:FinancingReceivablePortfolioSegment, us-gaap:FinancingReceivablesPeriodPastDue, gm:BusinessGroup

us-gaap:NonperformingFinancingReceivable, us-gaap:ConsumerPortfolioSegment, gm:FinancingReceivables31to60DaysPastDue, gm:GmFinancial



Period End2020-03-31
Value19
Percentage of FinancingReceivableOriginatedInCurrentFiscalYear2.1

us-gaap:NonperformingFinancingReceivable, us-gaap:ConsumerPortfolioSegment, gm:FinancingReceivablesGreaterthan30DaysPastDue, gm:GmFinancial



Period End2020-03-31
Value20
Percentage of FinancingReceivableOriginatedInCurrentFiscalYear2.2

us-gaap:NonperformingFinancingReceivable, us-gaap:ConsumerPortfolioSegment, gm:FinancingReceivablesGreaterthan60DaysPastDue, gm:GmFinancial



Period End2020-03-31
Value1000000.0
Percentage of FinancingReceivableOriginatedInCurrentFiscalYear0.1

us-gaap:NonperformingFinancingReceivable, us-gaap:ConsumerPortfolioSegment, gm:FinancingReceivablesInRepossession, gm:GmFinancial



Period End2020-03-31
Value0.0
Percentage of FinancingReceivableOriginatedInCurrentFiscalYear0.0

us-gaap:PerformingFinancingReceivable, us-gaap:ConsumerPortfolioSegment, gm:NotPastDue, gm:GmFinancial



Period End2020-03-31
Value6078
Percentage of FinancingReceivableOriginatedInCurrentFiscalYear673.8

us-gaap:FinancingReceivablePortfolioSegment, gm:BusinessGroup

us-gaap:CommercialPortfolioSegment, gm:GmFinancial



Period End2020-03-31
Value76
Percentage of FinancingReceivableOriginatedInCurrentFiscalYear8.4

us-gaap:ConsumerPortfolioSegment, gm:GmFinancial



Period End2020-03-31
Value6098
Percentage of FinancingReceivableOriginatedInCurrentFiscalYear676.1

us-gaap:FinancingReceivablePortfolioSegment, us-gaap:InternalCreditAssessment, gm:BusinessGroup

us-gaap:CommercialPortfolioSegment, us-gaap:InternalInvestmentGrade, gm:GmFinancial



Period End2020-03-31
Value76
Percentage of FinancingReceivableOriginatedInCurrentFiscalYear8.4

us-gaap:CommercialPortfolioSegment, us-gaap:SpecialMention, gm:GmFinancial



Period End2020-03-31
Value0.0
Percentage of FinancingReceivableOriginatedInCurrentFiscalYear0.0

us-gaap:CommercialPortfolioSegment, us-gaap:Subprime, gm:GmFinancial



Period End2020-03-31
Value0.0
Percentage of FinancingReceivableOriginatedInCurrentFiscalYear0.0

us-gaap:CommercialPortfolioSegment, us-gaap:Substandard, gm:GmFinancial



Period End2020-03-31
Value0.0
Percentage of FinancingReceivableOriginatedInCurrentFiscalYear0.0

us-gaap:CreditScoreFico, us-gaap:FinancingReceivablePortfolioSegment, gm:BusinessGroup

us-gaap:FinancingReceivableOriginatedInFiscalYearBeforeLatestFiscalYear

gm:FICOScore620to679, us-gaap:ConsumerPortfolioSegment, gm:GmFinancial



Period End2020-03-31
Value2746
Percentage of FinancingReceivableOriginatedInFiscalYearBeforeLatestFiscalYear100.0

gm:FICOScoreGreaterthan680, us-gaap:ConsumerPortfolioSegment, gm:GmFinancial



Period End2020-03-31
Value9976
Percentage of FinancingReceivableOriginatedInFiscalYearBeforeLatestFiscalYear363.3

gm:FICOScoreLessthan620, us-gaap:ConsumerPortfolioSegment, gm:GmFinancial



Period End2020-03-31
Value3402
Percentage of FinancingReceivableOriginatedInFiscalYearBeforeLatestFiscalYear123.9

us-gaap:FinancialInstrumentPerformanceStatus, us-gaap:FinancingReceivablePortfolioSegment, gm:BusinessGroup

us-gaap:NonperformingFinancingReceivable, us-gaap:ConsumerPortfolioSegment, gm:GmFinancial



Period End2020-03-31
Value422
Percentage of FinancingReceivableOriginatedInFiscalYearBeforeLatestFiscalYear15.4

us-gaap:FinancialInstrumentPerformanceStatus, us-gaap:FinancingReceivablePortfolioSegment, us-gaap:FinancingReceivablesPeriodPastDue, gm:BusinessGroup

us-gaap:NonperformingFinancingReceivable, us-gaap:ConsumerPortfolioSegment, gm:FinancingReceivables31to60DaysPastDue, gm:GmFinancial



Period End2020-03-31
Value302
Percentage of FinancingReceivableOriginatedInFiscalYearBeforeLatestFiscalYear11.0

us-gaap:NonperformingFinancingReceivable, us-gaap:ConsumerPortfolioSegment, gm:FinancingReceivablesGreaterthan30DaysPastDue, gm:GmFinancial



Period End2020-03-31
Value415
Percentage of FinancingReceivableOriginatedInFiscalYearBeforeLatestFiscalYear15.1

us-gaap:NonperformingFinancingReceivable, us-gaap:ConsumerPortfolioSegment, gm:FinancingReceivablesGreaterthan60DaysPastDue, gm:GmFinancial



Period End2020-03-31
Value113
Percentage of FinancingReceivableOriginatedInFiscalYearBeforeLatestFiscalYear4.1

us-gaap:NonperformingFinancingReceivable, us-gaap:ConsumerPortfolioSegment, gm:FinancingReceivablesInRepossession, gm:GmFinancial



Period End2020-03-31
Value7
Percentage of FinancingReceivableOriginatedInFiscalYearBeforeLatestFiscalYear0.3

us-gaap:PerformingFinancingReceivable, us-gaap:ConsumerPortfolioSegment, gm:NotPastDue, gm:GmFinancial



Period End2020-03-31
Value15702
Percentage of FinancingReceivableOriginatedInFiscalYearBeforeLatestFiscalYear571.8

us-gaap:FinancingReceivablePortfolioSegment, gm:BusinessGroup

us-gaap:CommercialPortfolioSegment, gm:GmFinancial



Period End2020-03-31
Value243
Percentage of FinancingReceivableOriginatedInFiscalYearBeforeLatestFiscalYear8.8

us-gaap:ConsumerPortfolioSegment, gm:GmFinancial



Period End2020-03-31
Value16124
Percentage of FinancingReceivableOriginatedInFiscalYearBeforeLatestFiscalYear587.2

us-gaap:FinancingReceivablePortfolioSegment, us-gaap:InternalCreditAssessment, gm:BusinessGroup

us-gaap:CommercialPortfolioSegment, us-gaap:InternalInvestmentGrade, gm:GmFinancial



Period End2020-03-31
Value226
Percentage of FinancingReceivableOriginatedInFiscalYearBeforeLatestFiscalYear8.2

us-gaap:CommercialPortfolioSegment, us-gaap:SpecialMention, gm:GmFinancial



Period End2020-03-31
Value9
Percentage of FinancingReceivableOriginatedInFiscalYearBeforeLatestFiscalYear0.3

us-gaap:CommercialPortfolioSegment, us-gaap:Subprime, gm:GmFinancial



Period End2020-03-31
Value0.0
Percentage of FinancingReceivableOriginatedInFiscalYearBeforeLatestFiscalYear0.0

us-gaap:CommercialPortfolioSegment, us-gaap:Substandard, gm:GmFinancial



Period End2020-03-31
Value8
Percentage of FinancingReceivableOriginatedInFiscalYearBeforeLatestFiscalYear0.3

us-gaap:CreditScoreFico, us-gaap:FinancingReceivablePortfolioSegment, gm:BusinessGroup

us-gaap:FinancingReceivableOriginatedThreeYearsBeforeLatestFiscalYear

gm:FICOScore620to679, us-gaap:ConsumerPortfolioSegment, gm:GmFinancial



Period End2020-03-31
Value942
Percentage of FinancingReceivableOriginatedThreeYearsBeforeLatestFiscalYear100.0

gm:FICOScoreGreaterthan680, us-gaap:ConsumerPortfolioSegment, gm:GmFinancial



Period End2020-03-31
Value3199
Percentage of FinancingReceivableOriginatedThreeYearsBeforeLatestFiscalYear339.6

gm:FICOScoreLessthan620, us-gaap:ConsumerPortfolioSegment, gm:GmFinancial



Period End2020-03-31
Value1605
Percentage of FinancingReceivableOriginatedThreeYearsBeforeLatestFiscalYear170.4

us-gaap:FinancialInstrumentPerformanceStatus, us-gaap:FinancingReceivablePortfolioSegment, gm:BusinessGroup

us-gaap:NonperformingFinancingReceivable, us-gaap:ConsumerPortfolioSegment, gm:GmFinancial



Period End2020-03-31
Value335
Percentage of FinancingReceivableOriginatedThreeYearsBeforeLatestFiscalYear35.6

us-gaap:FinancialInstrumentPerformanceStatus, us-gaap:FinancingReceivablePortfolioSegment, us-gaap:FinancingReceivablesPeriodPastDue, gm:BusinessGroup

us-gaap:NonperformingFinancingReceivable, us-gaap:ConsumerPortfolioSegment, gm:FinancingReceivables31to60DaysPastDue, gm:GmFinancial



Period End2020-03-31
Value241
Percentage of FinancingReceivableOriginatedThreeYearsBeforeLatestFiscalYear25.6

us-gaap:NonperformingFinancingReceivable, us-gaap:ConsumerPortfolioSegment, gm:FinancingReceivablesGreaterthan30DaysPastDue, gm:GmFinancial



Period End2020-03-31
Value331
Percentage of FinancingReceivableOriginatedThreeYearsBeforeLatestFiscalYear35.1

us-gaap:NonperformingFinancingReceivable, us-gaap:ConsumerPortfolioSegment, gm:FinancingReceivablesGreaterthan60DaysPastDue, gm:GmFinancial



Period End2020-03-31
Value90
Percentage of FinancingReceivableOriginatedThreeYearsBeforeLatestFiscalYear9.6

us-gaap:NonperformingFinancingReceivable, us-gaap:ConsumerPortfolioSegment, gm:FinancingReceivablesInRepossession, gm:GmFinancial



Period End2020-03-31
Value4
Percentage of FinancingReceivableOriginatedThreeYearsBeforeLatestFiscalYear0.4

us-gaap:PerformingFinancingReceivable, us-gaap:ConsumerPortfolioSegment, gm:NotPastDue, gm:GmFinancial



Period End2020-03-31
Value5411
Percentage of FinancingReceivableOriginatedThreeYearsBeforeLatestFiscalYear574.4

us-gaap:FinancingReceivablePortfolioSegment, gm:BusinessGroup

us-gaap:CommercialPortfolioSegment, gm:GmFinancial



Period End2020-03-31
Value148
Percentage of FinancingReceivableOriginatedThreeYearsBeforeLatestFiscalYear15.7

us-gaap:ConsumerPortfolioSegment, gm:GmFinancial



Period End2020-03-31
Value5746
Percentage of FinancingReceivableOriginatedThreeYearsBeforeLatestFiscalYear610.0

us-gaap:FinancingReceivablePortfolioSegment, us-gaap:InternalCreditAssessment, gm:BusinessGroup

us-gaap:CommercialPortfolioSegment, us-gaap:InternalInvestmentGrade, gm:GmFinancial



Period End2020-03-31
Value113
Percentage of FinancingReceivableOriginatedThreeYearsBeforeLatestFiscalYear12.0

us-gaap:CommercialPortfolioSegment, us-gaap:SpecialMention, gm:GmFinancial



Period End2020-03-31
Value21
Percentage of FinancingReceivableOriginatedThreeYearsBeforeLatestFiscalYear2.2

us-gaap:CommercialPortfolioSegment, us-gaap:Subprime, gm:GmFinancial



Period End2020-03-31
Value0.0
Percentage of FinancingReceivableOriginatedThreeYearsBeforeLatestFiscalYear0.0

us-gaap:CommercialPortfolioSegment, us-gaap:Substandard, gm:GmFinancial



Period End2020-03-31
Value14
Percentage of FinancingReceivableOriginatedThreeYearsBeforeLatestFiscalYear1.5

us-gaap:CreditScoreFico, us-gaap:FinancingReceivablePortfolioSegment, gm:BusinessGroup

us-gaap:FinancingReceivableOriginatedTwoYearsBeforeLatestFiscalYear

gm:FICOScore620to679, us-gaap:ConsumerPortfolioSegment, gm:GmFinancial



Period End2020-03-31
Value1744
Percentage of FinancingReceivableOriginatedTwoYearsBeforeLatestFiscalYear100.0

gm:FICOScoreGreaterthan680, us-gaap:ConsumerPortfolioSegment, gm:GmFinancial



Period End2020-03-31
Value6806
Percentage of FinancingReceivableOriginatedTwoYearsBeforeLatestFiscalYear390.3

gm:FICOScoreLessthan620, us-gaap:ConsumerPortfolioSegment, gm:GmFinancial



Period End2020-03-31
Value2165
Percentage of FinancingReceivableOriginatedTwoYearsBeforeLatestFiscalYear124.1

us-gaap:FinancialInstrumentPerformanceStatus, us-gaap:FinancingReceivablePortfolioSegment, gm:BusinessGroup

us-gaap:NonperformingFinancingReceivable, us-gaap:ConsumerPortfolioSegment, gm:GmFinancial



Period End2020-03-31
Value418
Percentage of FinancingReceivableOriginatedTwoYearsBeforeLatestFiscalYear24.0

us-gaap:FinancialInstrumentPerformanceStatus, us-gaap:FinancingReceivablePortfolioSegment, us-gaap:FinancingReceivablesPeriodPastDue, gm:BusinessGroup

us-gaap:NonperformingFinancingReceivable, us-gaap:ConsumerPortfolioSegment, gm:FinancingReceivables31to60DaysPastDue, gm:GmFinancial



Period End2020-03-31
Value294
Percentage of FinancingReceivableOriginatedTwoYearsBeforeLatestFiscalYear16.9

us-gaap:NonperformingFinancingReceivable, us-gaap:ConsumerPortfolioSegment, gm:FinancingReceivablesGreaterthan30DaysPastDue, gm:GmFinancial



Period End2020-03-31
Value412
Percentage of FinancingReceivableOriginatedTwoYearsBeforeLatestFiscalYear23.6

us-gaap:NonperformingFinancingReceivable, us-gaap:ConsumerPortfolioSegment, gm:FinancingReceivablesGreaterthan60DaysPastDue, gm:GmFinancial



Period End2020-03-31
Value118
Percentage of FinancingReceivableOriginatedTwoYearsBeforeLatestFiscalYear6.8

us-gaap:NonperformingFinancingReceivable, us-gaap:ConsumerPortfolioSegment, gm:FinancingReceivablesInRepossession, gm:GmFinancial



Period End2020-03-31
Value6
Percentage of FinancingReceivableOriginatedTwoYearsBeforeLatestFiscalYear0.3

us-gaap:PerformingFinancingReceivable, us-gaap:ConsumerPortfolioSegment, gm:NotPastDue, gm:GmFinancial



Period End2020-03-31
Value10297
Percentage of FinancingReceivableOriginatedTwoYearsBeforeLatestFiscalYear590.4

us-gaap:FinancingReceivablePortfolioSegment, gm:BusinessGroup

us-gaap:CommercialPortfolioSegment, gm:GmFinancial



Period End2020-03-31
Value118
Percentage of FinancingReceivableOriginatedTwoYearsBeforeLatestFiscalYear6.8

us-gaap:ConsumerPortfolioSegment, gm:GmFinancial



Period End2020-03-31
Value10715
Percentage of FinancingReceivableOriginatedTwoYearsBeforeLatestFiscalYear614.4

us-gaap:FinancingReceivablePortfolioSegment, us-gaap:InternalCreditAssessment, gm:BusinessGroup

us-gaap:CommercialPortfolioSegment, us-gaap:InternalInvestmentGrade, gm:GmFinancial



Period End2020-03-31
Value105
Percentage of FinancingReceivableOriginatedTwoYearsBeforeLatestFiscalYear6.0

us-gaap:CommercialPortfolioSegment, us-gaap:SpecialMention, gm:GmFinancial



Period End2020-03-31
Value3
Percentage of FinancingReceivableOriginatedTwoYearsBeforeLatestFiscalYear0.2

us-gaap:CommercialPortfolioSegment, us-gaap:Subprime, gm:GmFinancial



Period End2020-03-31
Value0.0
Percentage of FinancingReceivableOriginatedTwoYearsBeforeLatestFiscalYear0.0

us-gaap:CommercialPortfolioSegment, us-gaap:Substandard, gm:GmFinancial



Period End2020-03-31
Value10
Percentage of FinancingReceivableOriginatedTwoYearsBeforeLatestFiscalYear0.6

us-gaap:FinancialInstrumentPerformanceStatus, us-gaap:FinancingReceivablePortfolioSegment, gm:BusinessGroup

us-gaap:FinancingReceivablePercentPastDue1

us-gaap:NonperformingFinancingReceivable, us-gaap:ConsumerPortfolioSegment, gm:GmFinancial



Period End2020-03-31
Value0.038
Percentage of FinancingReceivablePercentPastDue1100.0

us-gaap:FinancialInstrumentPerformanceStatus, us-gaap:FinancingReceivablePortfolioSegment, us-gaap:FinancingReceivablesPeriodPastDue, gm:BusinessGroup

us-gaap:NonperformingFinancingReceivable, us-gaap:ConsumerPortfolioSegment, gm:FinancingReceivables31to60DaysPastDue, gm:GmFinancial



Period End2020-03-31
Value0.027
Percentage of FinancingReceivablePercentPastDue171.1

us-gaap:NonperformingFinancingReceivable, us-gaap:ConsumerPortfolioSegment, gm:FinancingReceivablesGreaterthan30DaysPastDue, gm:GmFinancial



Period End2020-03-31
Value0.038
Percentage of FinancingReceivablePercentPastDue1100.0

us-gaap:NonperformingFinancingReceivable, us-gaap:ConsumerPortfolioSegment, gm:FinancingReceivablesGreaterthan60DaysPastDue, gm:GmFinancial



Period End2020-03-31
Value0.011
Percentage of FinancingReceivablePercentPastDue128.9

us-gaap:NonperformingFinancingReceivable, us-gaap:ConsumerPortfolioSegment, gm:FinancingReceivablesInRepossession, gm:GmFinancial



Period End2020-03-31
Value0.0
Percentage of FinancingReceivablePercentPastDue10.0

us-gaap:FinancingReceivablePortfolioSegment

us-gaap:FinancingReceivableRecordedInvestmentNonaccrualStatus

us-gaap:ConsumerPortfolioSegment



Period End2020-03-31
Value290
Percentage of FinancingReceivableRecordedInvestmentNonaccrualStatus100.0

us-gaap:FinancingReceivablePortfolioSegment, gm:BusinessGroup

us-gaap:ConsumerPortfolioSegment, gm:GmFinancial



Period End2020-03-312019-12-312019-09-302019-06-302018-12-31
Value735875853838888
Percentage of FinancingReceivableRecordedInvestmentNonaccrualStatus253.40.00.00.00.0

us-gaap:FinancialInstrumentPerformanceStatus, us-gaap:FinancingReceivablePortfolioSegment, gm:BusinessGroup

us-gaap:FinancingReceivableRecordedInvestmentPastDue

us-gaap:NonperformingFinancingReceivable, us-gaap:ConsumerPortfolioSegment, gm:GmFinancial



Period End2020-03-31
Value1618
Percentage of FinancingReceivableRecordedInvestmentPastDue100.0

us-gaap:FinancialInstrumentPerformanceStatus, us-gaap:FinancingReceivablePortfolioSegment, us-gaap:FinancingReceivablesPeriodPastDue, gm:BusinessGroup

us-gaap:NonperformingFinancingReceivable, us-gaap:ConsumerPortfolioSegment, gm:FinancingReceivables31to60DaysPastDue, gm:GmFinancial



Period End2020-03-31
Value1157
Percentage of FinancingReceivableRecordedInvestmentPastDue71.5

us-gaap:NonperformingFinancingReceivable, us-gaap:ConsumerPortfolioSegment, gm:FinancingReceivablesGreaterthan30DaysPastDue, gm:GmFinancial



Period End2020-03-31
Value1598
Percentage of FinancingReceivableRecordedInvestmentPastDue98.8

us-gaap:NonperformingFinancingReceivable, us-gaap:ConsumerPortfolioSegment, gm:FinancingReceivablesGreaterthan60DaysPastDue, gm:GmFinancial



Period End2020-03-31
Value441
Percentage of FinancingReceivableRecordedInvestmentPastDue27.3

us-gaap:NonperformingFinancingReceivable, us-gaap:ConsumerPortfolioSegment, gm:FinancingReceivablesInRepossession, gm:GmFinancial



Period End2020-03-31
Value20
Percentage of FinancingReceivableRecordedInvestmentPastDue1.2

us-gaap:FinancingReceivablePortfolioSegment, gm:BusinessGroup

us-gaap:FinancingReceivableRevolving

us-gaap:CommercialPortfolioSegment, gm:GmFinancial



Period End2020-03-31
Value10921
Percentage of FinancingReceivableRevolving100.0

us-gaap:FinancingReceivablePortfolioSegment, us-gaap:InternalCreditAssessment, gm:BusinessGroup

us-gaap:CommercialPortfolioSegment, us-gaap:InternalInvestmentGrade, gm:GmFinancial



Period End2020-03-31
Value9976
Percentage of FinancingReceivableRevolving91.3

us-gaap:CommercialPortfolioSegment, us-gaap:SpecialMention, gm:GmFinancial



Period End2020-03-31
Value606
Percentage of FinancingReceivableRevolving5.5

us-gaap:CommercialPortfolioSegment, us-gaap:Subprime, gm:GmFinancial



Period End2020-03-31
Value14
Percentage of FinancingReceivableRevolving0.1

us-gaap:CommercialPortfolioSegment, us-gaap:Substandard, gm:GmFinancial



Period End2020-03-31
Value325
Percentage of FinancingReceivableRevolving3.0

us-gaap:GuaranteeObligationsMaximumExposure



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312014-12-31
Value270026002700260025002400600055005100520049004500440044004200390026002700
Percentage of GuaranteeObligationsMaximumExposure100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:BalanceSheetLocation, us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship, gm:BusinessGroup

us-gaap:HedgedLiabilityFairValueHedge

us-gaap:LongTermDebt, us-gaap:FairValueHedging, gm:GmFinancial



Period End2020-03-312019-12-312019-09-302019-06-302018-12-31
Value2208220397204532054517923
Percentage of HedgedLiabilityFairValueHedge100.0100.0100.0100.0100.0

us-gaap:InventoryFinishedGoodsNetOfReserves



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-31
Value5956568564846629642355426700656667256460683361828672814591188729968386178561865581728262903890358395816786398451827781548431832190997838
Percentage of InventoryFinishedGoodsNetOfReserves100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:InventoryWorkInProcessAndRawMaterialsNetOfReserves



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-31
Value4843471353134818468542744634426747364203495651076014564363096297613451475807556358795380617261656442587267186326692365607241711267456486
Percentage of InventoryWorkInProcessAndRawMaterialsNetOfReserves100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

gm:DebtType, us-gaap:CreditFacility, us-gaap:LongtermDebtType, us-gaap:StatementScenario

us-gaap:LineOfCreditFacilityMaximumBorrowingCapacity

us-gaap:UnsecuredDebt, gm:ThreeYearRevolvingCreditFacilityJanuary2019, us-gaap:LineOfCredit, us-gaap:ScenarioForecast



Period End2020-07-31
Value2000
Percentage of LineOfCreditFacilityMaximumBorrowingCapacity100.0

us-gaap:DebtInstrument, us-gaap:LongtermDebtType, gm:BusinessGroup, gm:DebtType

gm:ThreeYearRevolvingCreditFacilityApril2021, us-gaap:LineOfCredit, gm:Automotive, us-gaap:UnsecuredDebt



Period End2020-03-31
Value4000
Percentage of LineOfCreditFacilityMaximumBorrowingCapacity0.0

gm:TwoBillionDollarRevolvingCreditFacility, us-gaap:LineOfCredit, gm:GmFinancial, us-gaap:UnsecuredDebt



Period End2020-03-31
Value2000
Percentage of LineOfCreditFacilityMaximumBorrowingCapacity0.0

us-gaap:DebtInstrument, us-gaap:LongtermDebtType, gm:DebtType

gm:FiveYearRevolvingCreditFacilityDue2023, us-gaap:LineOfCredit, us-gaap:UnsecuredDebt



Period End2020-03-31
Value10500
Percentage of LineOfCreditFacilityMaximumBorrowingCapacity0.0

gm:ThreeYearRevolvingCreditFacilityApril2021, us-gaap:LineOfCredit, us-gaap:UnsecuredDebt



Period End2020-03-31
Value4000
Percentage of LineOfCreditFacilityMaximumBorrowingCapacity0.0

us-gaap:DebtInstrument, us-gaap:LongtermDebtType, us-gaap:SubsequentEventType, gm:DebtType

gm:ThreeYearRevolvingCreditFacilityApril2022, us-gaap:LineOfCredit, us-gaap:SubsequentEvent, us-gaap:UnsecuredDebt



Period End2020-04-30
Value3600
Percentage of LineOfCreditFacilityMaximumBorrowingCapacity0.0

us-gaap:StatementScenario, us-gaap:CreditFacility, us-gaap:LongtermDebtType, gm:DebtType

srt:ScenarioForecast, gm:ThreeYearRevolvingCreditFacilityJanuary2019, us-gaap:LineOfCredit, us-gaap:UnsecuredDebt



Period End2020-07-31
Value2000
Percentage of LineOfCreditFacilityMaximumBorrowingCapacity100.0

us-gaap:StatementScenario, us-gaap:LongtermDebtType, gm:DebtType

srt:ScenarioForecast, us-gaap:LineOfCredit, us-gaap:UnsecuredDebt



Period End2020-07-31
Value2000
Percentage of LineOfCreditFacilityMaximumBorrowingCapacity100.0

gm:BusinessGroup

us-gaap:LineOfCreditFacilityRemainingBorrowingCapacity

gm:Automotive



Period End2020-03-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-31
Value13500001728514167140671403512168120261040411119
Percentage of LineOfCreditFacilityRemainingBorrowingCapacity100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:LitigationReserve



Period End2020-03-312019-12-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312010-12-31
Value120013001155142291686210001061134312901227186118111733172812561221127411961471
Percentage of LitigationReserve100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

gm:BusinessGroup

us-gaap:LongTermDebtAndCapitalLeaseObligations

gm:Automotive



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
Value285811248912448129571295413028130481101210957109871250895449602958597409789994679488503872587228910675368646687657366623424
Percentage of LongTermDebtAndCapitalLeaseObligations100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

gm:GmFinancial



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
Value5285853435572446045560858600325842758983585145626754558495374759846015439864430139615356013189830389251852294320966174091623115452140227108
Percentage of LongTermDebtAndCapitalLeaseObligations184.9427.9459.9466.6469.8460.8447.8535.6534.0512.1436.2519.0495.7480.1451.6452.6398.3447.9375.1348.3288.8257.5310.5253.6242.7235.1210.5207.6

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us-gaap:VariableInterestEntityPrimaryBeneficiaryAggregatedDisclosure, gm:GmFinancial



Period End2020-03-312019-12-31
Value1506215819
Percentage of LongTermDebtAndCapitalLeaseObligations52.7126.7

us-gaap:LongTermDebtAndCapitalLeaseObligationsIncludingCurrentMaturities



Period End2020-03-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-31
Value12657410395110614895290856216383847540
Percentage of LongTermDebtAndCapitalLeaseObligationsIncludingCurrentMaturities100.0100.0100.0100.0100.0100.0100.0

gm:BusinessGroup

gm:Automotive



Period End2020-03-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-31
Value3079414918144621400111251931410091
Percentage of LongTermDebtAndCapitalLeaseObligationsIncludingCurrentMaturities24.314.413.614.713.114.621.2

gm:GmFinancial



Period End2020-03-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-31
Value95780890339168681289743705452437449
Percentage of LongTermDebtAndCapitalLeaseObligationsIncludingCurrentMaturities75.785.686.485.386.985.478.8

gm:BusinessGroup, gm:DebtType

us-gaap:LongTermDebtFairValue

gm:Automotive, us-gaap:SecuredDebt



Period End2020-03-312019-12-31
Value122165
Percentage of LongTermDebtFairValue100.0100.0

gm:Automotive, us-gaap:UnsecuredDebt



Period End2020-03-312019-12-31
Value2868915247
Percentage of LongTermDebtFairValue23515.69240.6

gm:BusinessGroup

us-gaap:LongtermDebtWeightedAverageInterestRate

gm:Automotive



Period End2020-03-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-31
Value0.0350.0540.0520.0520.0520.0470.0430.0380.04
Percentage of LongtermDebtWeightedAverageInterestRate100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DebtInstrument, us-gaap:LongtermDebtType, gm:BusinessGroup, gm:DebtType

gm:SecuritizationNotesPayable, us-gaap:NotesPayableOtherPayables, gm:GmFinancial, us-gaap:SecuredDebt



Period End2020-03-312019-12-31
Value0.02590.0295
Percentage of LongtermDebtWeightedAverageInterestRate74.054.6

us-gaap:LongtermDebtType, gm:BusinessGroup, gm:DebtType

us-gaap:SeniorNotes, gm:GmFinancial, us-gaap:UnsecuredDebt



Period End2020-03-312019-12-31
Value0.03330.0342
Percentage of LongtermDebtWeightedAverageInterestRate95.163.3

us-gaap:LitigationCase

us-gaap:LossContingencyAccrualAtCarryingValue

gm:KoreaWageLitigationFormerSubcontractWorkers



Period End2020-03-312019-12-312019-09-30
Value180180170
Percentage of LossContingencyAccrualAtCarryingValue100.0100.0100.0

us-gaap:BalanceSheetLocation

us-gaap:LossContingencyAccrualProductLiabilityGross

gm:AccruedLiabilitiesCurrentandOtherLiabilitiesNoncurrent



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
Value569544547532530531557561576595615627636656683687688712
Percentage of LossContingencyAccrualProductLiabilityGross100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:LitigationCase

us-gaap:LossContingencyRangeOfPossibleLossPortionNotAccrued

gm:KoreaWageLitigationFormerSubcontractWorkers



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value110110130140140150150150150
Percentage of LossContingencyRangeOfPossibleLossPortionNotAccrued100.0100.0100.0100.0100.0100.0100.0100.0100.0

gm:KoreaWageLitigationHourly



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-30
Value580600570590580590580570600592547547552506551597000591000499488515512562000528
Percentage of LossContingencyRangeOfPossibleLossPortionNotAccrued527.3545.5438.5421.4414.3393.3386.7380.0400.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

gm:KoreaWageLitigationSalaried



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-30
Value160170160160170170160160200185169167170186000174000179000155168000164000155159000
Percentage of LossContingencyRangeOfPossibleLossPortionNotAccrued145.5154.5123.1114.3121.4113.3106.7106.7133.30.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:LossContingenciesByNatureOfContingency

gm:IndirectTaxMatters



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
Value7008009009509009009001000100010001000900110011001000900900850
Percentage of LossContingencyRangeOfPossibleLossPortionNotAccrued636.4727.3692.3678.6642.9600.0600.0666.7666.70.00.00.00.00.00.00.00.00.0

us-gaap:BalanceSheetLocation, us-gaap:FairValueByFairValueHierarchyLevel

us-gaap:MoneyMarketFundsAtCarryingValue

gm:CashAndCashEquivalentsLineItem, us-gaap:FairValueInputsLevel1



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-31
Value12195277124592533295231675369467331402814
Percentage of MoneyMarketFundsAtCarryingValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherCurrentAssets, us-gaap:FairValueInputsLevel1



Period End2020-03-312019-12-312018-12-31
Value242135822392
Percentage of MoneyMarketFundsAtCarryingValue19.9129.375.5

gm:BusinessGroup

us-gaap:NotesAndLoansReceivableNetCurrent

gm:GmFinancial



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
Value2632026601280172792527230268502343222005211572052119399192962390322065204951980019225180511721716932161271652815660157971505514278110104044
Percentage of NotesAndLoansReceivableNetCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ConsolidatedEntities, gm:BusinessGroup

us-gaap:VariableInterestEntityPrimaryBeneficiaryAggregatedDisclosure, gm:GmFinancial



Period End2020-03-312019-12-31
Value2144919081
Percentage of NotesAndLoansReceivableNetCurrent81.571.7

gm:BusinessGroup

us-gaap:NotesAndLoansReceivableNetNoncurrent

gm:GmFinancial



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
Value2594826355257432626425448250832408622996221462120821021201372254020724202991930919145185001767117277161801600615604154301486614354122226954
Percentage of NotesAndLoansReceivableNetNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ConsolidatedEntities, gm:BusinessGroup

us-gaap:VariableInterestEntityPrimaryBeneficiaryAggregatedDisclosure, gm:GmFinancial



Period End2020-03-312019-12-31
Value1924915921
Percentage of NotesAndLoansReceivableNetNoncurrent74.260.4

gm:BusinessGroup

us-gaap:NotesReceivableGross

gm:GmFinancial



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
Value54234539005469355146536025284448418458744421542671413684032647349436324166839973392133733335646349693303533229319093184230507291802372811349
Percentage of NotesReceivableGross100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:CreditScoreFico, us-gaap:FinancingReceivablePortfolioSegment, gm:BusinessGroup

gm:FICOScore620to679, us-gaap:ConsumerPortfolioSegment, gm:GmFinancial



Period End2020-03-312019-12-31
Value69526862
Percentage of NotesReceivableGross12.812.7

gm:FICOScoreGreaterthan680, us-gaap:ConsumerPortfolioSegment, gm:GmFinancial



Period End2020-03-312019-12-31
Value2550925400
Percentage of NotesReceivableGross47.047.1

gm:FICOScoreLessthan620, us-gaap:ConsumerPortfolioSegment, gm:GmFinancial



Period End2020-03-312019-12-31
Value100139967
Percentage of NotesReceivableGross18.518.5

us-gaap:FinancingReceivablePortfolioSegment, gm:BusinessGroup

us-gaap:CommercialPortfolioSegment, gm:GmFinancial



Period End2020-03-312019-12-312019-09-302019-06-302018-12-31
Value1176011671127961255512276
Percentage of NotesReceivableGross21.721.723.422.823.2

us-gaap:ConsumerPortfolioSegment, gm:GmFinancial



Period End2020-03-312019-12-312019-09-302019-06-302018-12-31
Value4247442229418974259140568
Percentage of NotesReceivableGross78.378.376.677.276.8

us-gaap:FinancingReceivablePortfolioSegment, us-gaap:InternalCreditAssessment, gm:BusinessGroup

us-gaap:CommercialPortfolioSegment, us-gaap:InternalInvestmentGrade, gm:GmFinancial



Period End2020-03-31
Value10686
Percentage of NotesReceivableGross19.7

us-gaap:CommercialPortfolioSegment, us-gaap:SpecialMention, gm:GmFinancial



Period End2020-03-31
Value698
Percentage of NotesReceivableGross1.3

us-gaap:CommercialPortfolioSegment, us-gaap:Subprime, gm:GmFinancial



Period End2020-03-31
Value18
Percentage of NotesReceivableGross0.0

us-gaap:CommercialPortfolioSegment, us-gaap:Substandard, gm:GmFinancial



Period End2020-03-31
Value358
Percentage of NotesReceivableGross0.7

gm:BusinessGroup

us-gaap:NotesReceivableNet

gm:GmFinancial



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
Value52268529565376054189526785193347518450014330341729404203943346443427894079439109383703655134888342093230732534312643122729921286322323210998
Percentage of NotesReceivableNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ConsolidationItems, us-gaap:FinancingReceivablePortfolioSegment, gm:BusinessGroup

us-gaap:IntersegmentElimination, us-gaap:CommercialPortfolioSegment, gm:GmFinancial



Period End2020-03-312019-12-312019-09-302019-06-302018-12-31
Value522478502491445
Percentage of NotesReceivableNet1.00.90.90.90.9

us-gaap:IntersegmentElimination, us-gaap:ConsumerPortfolioSegment, gm:GmFinancial



Period End2020-03-312019-12-312019-09-302019-06-302018-12-31
Value303970108134
Percentage of NotesReceivableNet0.10.10.10.20.3

us-gaap:FinancingReceivablePortfolioSegment, gm:BusinessGroup

us-gaap:CommercialPortfolioSegment, gm:GmFinancial



Period End2020-03-312019-12-312019-09-302019-06-302018-12-31
Value1167311593127191247912209
Percentage of NotesReceivableNet22.321.923.723.023.5

us-gaap:ConsumerPortfolioSegment, gm:GmFinancial



Period End2020-03-312019-12-312019-09-302019-06-302018-12-31
Value4059541363410414171039724
Percentage of NotesReceivableNet77.778.176.377.076.5

us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName, us-gaap:StatementScenario

us-gaap:OtherCommitment

gm:GMKorea, srt:ScenarioForecast



Period End2027-12-31
Value2000
Percentage of OtherCommitment100.0

us-gaap:OtherPostretirementDefinedBenefitPlanLiabilitiesNoncurrent



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-31
Value5766593553015357536353705832585359275998575857505771580356215675572056855959607560896229581558265814589768557165724673096755673268326836
Percentage of OtherPostretirementDefinedBenefitPlanLiabilitiesNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FairValueByFairValueHierarchyLevel, gm:BusinessGroup

us-gaap:ReceivablesFairValueDisclosure

us-gaap:FairValueInputsLevel2, gm:GmFinancial



Period End2020-03-312019-12-312019-09-302019-06-302018-12-31
Value1167311593127191247912209
Percentage of ReceivablesFairValueDisclosure100.0100.0100.0100.0100.0

us-gaap:FairValueInputsLevel3, gm:GmFinancial



Period End2020-03-312019-12-312019-09-302019-06-302018-12-31
Value4193341973415574205039430
Percentage of ReceivablesFairValueDisclosure359.2362.1326.7337.0323.0

us-gaap:RestrictedCashAndCashEquivalents



Period End2020-03-312019-12-312019-09-302019-06-302018-12-312018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302015-12-31
Value239292282269260205329123362523232227002218222521982173
Percentage of RestrictedCashAndCashEquivalents100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

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us-gaap:RestrictedCashAndInvestmentsCurrent

us-gaap:VariableInterestEntityPrimaryBeneficiaryAggregatedDisclosure, gm:GmFinancial



Period End2020-03-312019-12-31
Value20472202
Percentage of RestrictedCashAndInvestmentsCurrent100.0100.0

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us-gaap:RestrictedCashAndInvestmentsNoncurrent

us-gaap:VariableInterestEntityPrimaryBeneficiaryAggregatedDisclosure, gm:GmFinancial



Period End2020-03-312019-12-31
Value410441
Percentage of RestrictedCashAndInvestmentsNoncurrent100.0100.0

us-gaap:RestructuringReserve



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value58356493891983011222072746332274544933733503964467535819481050105113781374143114321349994104911871320129913921444158415281522161318022546
Percentage of RestructuringReserve100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:RelatedPartyTransactionsByRelatedParty

us-gaap:RetainedEarningsUndistributedEarningsFromEquityMethodInvestees

us-gaap:EquityMethodInvestee



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302014-12-31
Value200021182100210027002331200015002800218418001700270021721800130026002158184816612011
Percentage of RetainedEarningsUndistributedEarningsFromEquityMethodInvestees100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:RevenueRemainingPerformanceObligation



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value885110046484611001500
Percentage of RevenueRemainingPerformanceObligation100.0100.0100.0100.0100.0100.0

gm:BusinessGroup

us-gaap:ShortTermDebtWeightedAverageInterestRate

gm:Automotive



Period End2020-03-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-31
Value0.0580.0490.0660.0470.1050.0960.0640.090.037
Percentage of ShortTermDebtWeightedAverageInterestRate100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302009-12-31
Value4431745957487714708944638427774090838636354583620043477457254621444075450154400341325403233513535670368233602443563425854284043174373613900438335370004262941610401403899145616420323908637159237182390121957
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

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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
Value-8540-8859-6575-6695-6701-6737-6231-6290-6524-6398-5995-7208-6997-6968-5920-5950-6121-5999
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest-19.3-19.3-13.5-14.2-15.0-15.7-15.2-16.3-18.4-17.7-13.8-15.8-15.1-15.8-13.2-13.5-14.8-14.9

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Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302009-12-31
Value-11800-11156-8997-8770-8849-9039-8321-8171-8081-8011-7783-9369-9250-9330-7953-7905-8054-8036-8034-7543-7331-8073-2930-3133-3138-3113-7981-8040-7611-8052-6724-5995-5768-58611412157114941251-107311531588
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest-26.6-24.3-18.4-18.6-19.8-21.1-20.3-21.1-22.8-22.1-17.9-20.5-20.0-21.2-17.7-18.0-19.5-19.9-22.9-21.1-19.9-22.4-6.7-7.4-7.3-7.2-21.4-20.6-19.9-21.8-15.8-14.4-14.4-15.03.13.73.83.4-4.54.87.2

us-gaap:AccumulatedTranslationAdjustment



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
Value-3091-2278-2419-2078-2125-2250-2041-1826-1498-1606-1792-2162-2264-2355-2029-1959-1949-2034
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest-7.0-5.0-5.0-4.4-4.8-5.3-5.0-4.7-4.2-4.4-4.1-4.7-4.9-5.3-4.5-4.5-4.7-5.0

us-gaap:AdditionalPaidInCapital



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302009-12-31
Value2601426074259282576525661255632550325465253372537125782263282701226983272412773427463276072774428161288192893728832288402877828780238782381823776238342644326399263342639126330244122434724257240412404224040
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest58.756.753.254.757.559.862.365.971.570.159.357.658.461.260.563.066.568.579.078.978.380.366.267.767.266.763.961.162.064.462.063.465.667.757.758.162.365.3101.4100.6109.5

us-gaap:CommonStock



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302009-12-31
Value1414141414141414141414151515151615151616161616161615141414141616161616151515151515
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.10.10.1

us-gaap:NoncontrollingInterest



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302009-12-31
Value42044165421742733873391728472455116011991234204242239295373393452497524494567561591618567583630748756970910884871872914888979971886708
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest9.59.18.69.18.79.27.06.43.33.32.80.40.50.50.70.81.01.11.41.51.31.61.31.41.41.31.61.62.02.02.32.22.22.21.92.22.32.64.13.73.2

us-gaap:RetainedEarnings



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302009-12-31
Value25885268602760925807239392232220865188731702817627242302854728195261682541723785215082028514912145121482514577139751316213457138161290312191110171005711533988982837183659547291951266-236-2195-4394
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest58.458.456.654.853.652.251.048.848.048.755.762.461.059.456.554.152.050.342.440.740.340.532.130.931.432.034.531.328.727.227.123.820.618.414.511.35.00.7-1.0-9.2-20.0

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, gm:BusinessGroup


us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:ConsolidationItems, gm:BusinessGroup


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


us-gaap:Revenues us-gaap:ConsolidationItems, gm:BusinessGroup


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


us-gaap:ProfitLoss us-gaap:StatementEquityComponents


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


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


us-gaap:Assets us-gaap:ConsolidationItems, gm:BusinessGroup


us-gaap:IntangibleAssetsNetIncludingGoodwill us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments


us-gaap:IntangibleAssetsNetIncludingGoodwill us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments, gm:BusinessGroup


us-gaap:IntangibleAssetsNetIncludingGoodwill us-gaap:ConsolidationItems, gm:BusinessGroup


us-gaap:DebtCurrent gm:BusinessGroup


us-gaap:LongTermDebt gm:BusinessGroup, gm:DebtType


us-gaap:ProfitLoss us-gaap:StatementEquityComponents


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


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


us-gaap:DepreciationDepletionAndAmortization us-gaap:ConsolidationItems, gm:BusinessGroup