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Held-for-sale Operations - Schedule of Assets and Liabilities of Operations Held-for-Sale (Details) - USD ($) $ in Millions | Mar. 31, 2025 | Dec. 31, 2024
--- | --- | ---
Assets |  |
Total assets | $ 2,440 | $ 0
Liabilities |  |
Total liabilities | 35 | $ 0
Disposal Group, Held-for-Sale or Disposed of by Sale, Not Discontinued Operations | Ally Credit Card |  |
Assets |  |
Loans held-for-sale, net | 2,248 |
Other assets | 192 |
Total assets | 2,440 |
Liabilities |  |
Accrued expenses and other liabilities | 35 |
Total liabilities | 35 |
Goodwill | 56 |
Intangible assets | 51 |
Cash in transit | 51 |
Accrued unbilled interest receivable | $ 20 |

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