XML 80 R57.htm IDEA: XBRL DOCUMENT v3.19.3

GM Financial Receivables and Transactions - Intercompany Transactions (Details) - USD ($) $ in Millions		3 Months Ended		9 Months Ended
	Oct. 24, 2019	Sep. 30, 2019	Sep. 30, 2018	Sep. 30, 2019	Sep. 30, 2018	Dec. 31, 2018
GM Financial [Member]
Related Party Transaction [Line Items]
Financing receivable, net		$ 53,760		$ 53,760		$ 51,933
GM Financial [Member] | Subsequent Event [Member]
Related Party Transaction [Line Items]
Common stock dividends declared	$ 400
GM Financial [Member] | Commercial Finance Receivables [Member]
Related Party Transaction [Line Items]
Financing receivable, net		12,719		12,719		12,209
GM Financial [Member] | Retail Finance Receivables [Member]
Related Party Transaction [Line Items]
Financing receivable, net		41,041		41,041		39,724
Intersegment Eliminations [Member]
Related Party Transaction [Line Items]
Cash payments to GM Financial		1,000	$ 1,100	3,100	$ 2,800
Intersegment Eliminations [Member] | GM Financial [Member]
Related Party Transaction [Line Items]
Subvention receivable		692		692		727
Interest subvention earned on finance receivables		153	142	448	409
Leased vehicle subvention earned		814	$ 827	2,467	$ 2,438
Intersegment Eliminations [Member] | GM Financial [Member] | Commercial Finance Receivables [Member]
Related Party Transaction [Line Items]
Financing receivable, net		502		502		445
Commercial loan funding payable		61		61		61
Intersegment Eliminations [Member] | GM Financial [Member] | Retail Finance Receivables [Member]
Related Party Transaction [Line Items]
Financing receivable, net		$ 70		$ 70		$ 134

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_SubsequentEventTypeAxis=us-gaap_SubsequentEventMember
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: