XML 103 R84.htm IDEA: XBRL DOCUMENT
v3.24.0.1

Derivative Financial Instruments - Balance Sheet Location of GM Financial Unsecured Debt (Details) - Fair Value Hedges - GM Financial - USD ($) $ in Millions | Dec. 31, 2023 | Dec. 31, 2022
--- | --- | ---
Derivatives, Fair Value [Line Items] |  |
Carrying Amount of Hedged Items | $ 33,551 | $ 28,319
Cumulative Amount of Fair Value Hedging Adjustments | 1,029 | 781
Cumulative fair value adjustment on discontinued hedging relationships | 872 |
Short-term Unsecured Debt |  |
Derivatives, Fair Value [Line Items] |  |
Carrying Amount of Hedged Items | 3,508 | 3,048
Cumulative Amount of Fair Value Hedging Adjustments | (8) | 2
Long-term Unsecured Debt |  |
Derivatives, Fair Value [Line Items] |  |
Carrying Amount of Hedged Items | 30,043 | 25,271
Cumulative Amount of Fair Value Hedging Adjustments | $ 1,037 | $ 779

X
- Definition Derivative Liabilities, Fair Value Adjustment + References No definition available. + Details
Name: | gm_DerivativeLiabilitiesFairValueAdjustment
Namespace Prefix: | gm_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Derivative Liabilities, Fair Value Adjustment on Discontinued Hedging Relationships + References No definition available. + Details
Name: | gm_DerivativeLiabilitiesFairValueAdjustmentOnDiscontinuedHedgingRelationships
Namespace Prefix: | gm_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
Name: | us-gaap_DerivativesFairValueLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Amount of liability hedged in fair value hedging relationship. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 815 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 4EE -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480434/815-10-50-4EE + Details
Name: | us-gaap_HedgedLiabilityFairValueHedge
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Details
Name: | us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipAxis=us-gaap_FairValueHedgingMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | gm_BusinessGroupAxis=gm_GmFinancialMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_BalanceSheetLocationAxis=us-gaap_ShortTermDebtMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_BalanceSheetLocationAxis=us-gaap_LongTermDebtMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |