Loans Held for Sale - Summary (Details) - USD ($) $ in Millions |
Jun. 30, 2026 |
Dec. 31, 2025 |
|---|---|---|
| Accounts, Notes, Loans and Financing Receivable [Line Items] | ||
| Total loans held for sale | $ 1,305 | $ 1,925 |
| Commercial loans | ||
| Accounts, Notes, Loans and Financing Receivable [Line Items] | ||
| Total loans held for sale | 1,303 | 1,923 |
| Commercial loans | Commercial mortgages | ||
| Accounts, Notes, Loans and Financing Receivable [Line Items] | ||
| Total loans held for sale | 422 | 1,252 |
| Commercial loans | Business and corporate banking | ||
| Accounts, Notes, Loans and Financing Receivable [Line Items] | ||
| Total loans held for sale | 881 | 671 |
| Consumer loans | ||
| Accounts, Notes, Loans and Financing Receivable [Line Items] | ||
| Total loans held for sale | $ 2 | $ 2 |