Income Taxes (Details) - USD ($) $ in Millions |
1 Months Ended | 3 Months Ended | |
|---|---|---|---|
Mar. 31, 2022 |
Mar. 31, 2022 |
Mar. 31, 2021 |
|
| Income Tax Examination [Line Items] | |||
| Income tax expense (benefit) | $ (28) | $ 1,177 | |
| Net deferred tax assets | $ 20,400 | $ 20,400 | |
| GM Cruise Holdings LLC | |||
| Income Tax Examination [Line Items] | |||
| Payments to acquire additional investment | 1,350 | ||
| Release of valuation allowance | $ 482 | ||
| X | ||||||||||
- Definition Amount, after allocation of valuation allowances and deferred tax liability, of deferred tax asset attributable to deductible differences and carryforwards, without jurisdictional netting. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
|
| 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. No definition available.
|
| X | ||||||||||
- Definition Amount of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- Definition The cash outflow associated with the purchase of noncontrolling interest during the period. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
|
| X | ||||||||||
- Definition Amount of increase (decrease) in the valuation allowance for a specified deferred tax asset. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- Details
|