Finance Receivables and Loans, Net - Schedule of Sales of Financing Receivables and Loans (Details) - USD ($) $ in Millions |
3 Months Ended | 6 Months Ended | ||
|---|---|---|---|---|
Jun. 30, 2026 |
Jun. 30, 2025 |
Jun. 30, 2026 |
Jun. 30, 2025 |
|
| Accounts, Notes, Loans and Financing Receivable [Line Items] | ||||
| Total sales and transfers | $ 26 | $ 70 | $ 33 | $ 2,391 |
| Consumer | Consumer mortgage | ||||
| Accounts, Notes, Loans and Financing Receivable [Line Items] | ||||
| Total sales and transfers | 0 | 50 | 0 | 50 |
| Consumer | Other | ||||
| Accounts, Notes, Loans and Financing Receivable [Line Items] | ||||
| Total sales and transfers | 0 | 0 | 0 | 2,248 |
| Commercial | ||||
| Accounts, Notes, Loans and Financing Receivable [Line Items] | ||||
| Total sales and transfers | $ 26 | $ 20 | $ 33 | $ 93 |