XML 66 R56.htm IDEA: XBRL DOCUMENT
v3.20.1

GM Financial Receivables and Transactions - Intercompany Transactions (Details) - USD ($) $ in Millions | 1 Months Ended | 3 Months Ended |
--- | --- | --- | ---
Mar. 31, 2020 | Mar. 31, 2020 | Mar. 31, 2019 | Dec. 31, 2019
GM Financial [Member] |  |  |  |
Related Party Transaction [Line Items] |  |  |  |
Financing receivable, net | $ 52,268 | $ 52,268 |  | $ 52,956
Common stock dividends declared and paid | 400 |  |  |
GM Financial [Member] | Commercial Finance Receivables [Member] |  |  |  |
Related Party Transaction [Line Items] |  |  |  |
Financing receivable, net | 11,673 | 11,673 |  | 11,593
GM Financial [Member] | Retail Finance Receivables [Member] |  |  |  |
Related Party Transaction [Line Items] |  |  |  |
Financing receivable, net | 40,595 | 40,595 |  | 41,363
Intersegment Eliminations [Member] |  |  |  |
Related Party Transaction [Line Items] |  |  |  |
Cash payments to GM Financial |  | 1,100 | $ 1,100 |
Intersegment Eliminations [Member] | GM Financial [Member] |  |  |  |
Related Party Transaction [Line Items] |  |  |  |
Subvention receivable | 668 | 668 |  | 676
Interest subvention earned on finance receivables |  | 156 | 148 |
Leased vehicle subvention earned |  | 805 | $ 835 |
Intersegment Eliminations [Member] | GM Financial [Member] | Commercial Finance Receivables [Member] |  |  |  |
Related Party Transaction [Line Items] |  |  |  |
Financing receivable, net | 522 | 522 |  | 478
Commercial loan funding payable | 38 | 38 |  | 74
Intersegment Eliminations [Member] | GM Financial [Member] | Retail Finance Receivables [Member] |  |  |  |
Related Party Transaction [Line Items] |  |  |  |
Financing receivable, net | $ 30 | $ 30 |  | $ 39

X
- Definition Intercompany Payable + References No definition available. + Details
Name: | gm_IntercompanyPayable
Namespace Prefix: | gm_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Intercompany Receivable + References No definition available. + Details
Name: | gm_IntercompanyReceivable
Namespace Prefix: | gm_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Intercompany Transactions, Leased Vehicle Income Earned + References No definition available. + Details
Name: | gm_IntercompanyTransactionsLeasedVehicleIncomeEarned
Namespace Prefix: | gm_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Interest Income, Intercompany Transactions + References No definition available. + Details
Name: | gm_InterestIncomeIntercompanyTransactions
Namespace Prefix: | gm_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Intersegment Eliminations, Receivables (Payables), Net + References No definition available. + Details
Name: | gm_IntersegmentEliminationsReceivablesPayablesNet
Namespace Prefix: | gm_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Amount of paid and unpaid common stock dividends declared with the form of settlement in cash, stock and payment-in-kind (PIK). + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.3-04) -URI http://asc.fasb.org/extlink&oid=27012166&loc=d3e187085-122770 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 405 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6957935&loc=d3e64057-112817 + Details
Name: | us-gaap_DividendsCommonStock
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Amount, after allowance for credit loss, of financing receivable. Excludes financing receivable covered under loss sharing agreement. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 20 -Section 50 -Paragraph 5 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=119407570&loc=SL82919230-210447 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(3)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=118952595&loc=d3e4428-111522 + Details
Name: | us-gaap_NotesReceivableNet
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
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_RelatedPartyTransactionLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

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

X
- Details
Name: | us-gaap_FinancingReceivablePortfolioSegmentAxis=us-gaap_CommercialPortfolioSegmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivablePortfolioSegmentAxis=us-gaap_ConsumerPortfolioSegmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_ConsolidationItemsAxis=us-gaap_IntersegmentEliminationMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |