Segment Reporting - Schedule of Operations Reporting by Assets (Details) - USD ($) $ in Millions |
Sep. 30, 2026 |
Dec. 31, 2025 |
|---|---|---|
| Segment Reporting [Line Items] | ||
| Finance receivables, net | $ 91,780 | $ 90,045 |
| Leased vehicles, net | 32,244 | 33,686 |
| Assets from reportable segments | 140,906 | 140,272 |
| Total assets | 141,141 | 140,477 |
| Other Operating Segment | ||
| Segment Reporting [Line Items] | ||
| Other assets | 236 | 205 |
| North America | ||
| Segment Reporting [Line Items] | ||
| Finance receivables, net | 83,094 | 82,219 |
| Leased vehicles, net | 31,653 | 33,158 |
| Assets from reportable segments | 129,268 | 129,261 |
| International | ||
| Segment Reporting [Line Items] | ||
| Finance receivables, net | 8,686 | 7,826 |
| Leased vehicles, net | 591 | 529 |
| Assets from reportable segments | $ 11,637 | $ 11,010 |
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- Definition Assets From Reportable Segments No definition available.
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- Definition Segment Reporting, Other Segment Item, Other Assets No definition available.
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- Definition Amount of asset recognized for present right to economic benefit. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amortized cost, after allowance for credit loss, of financing receivable. Excludes financing receivable covered under loss sharing agreement and net investment in lease. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount, after accumulated depreciation, of lessor's underlying asset for which right to use has been conveyed to lessee under operating lease. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- 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. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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