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Commitments, Contingencies and Guarantees (Tables) | 3 Months Ended
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Mar. 31, 2026
Commitments And Contingencies Disclosure [Abstract] |
Notional Amount of Off-Balance Sheet Financial Instruments | The following table summarizes the Company’s off-balance sheet financial instruments as described above (in thousands):
|  | Contractual or Notional Amount |
|  | March 31, |  |  | December 31, |
|  | 2026 |  |  | 2025 |
Commitments to extend credit for loans (excluding credit card loans) |  | $ | 18,049,199 |  |  | $ | 17,819,711 |
Commitments to extend credit under credit card loans |  |  | 5,163,320 |  |  |  | 5,994,640 |
Commercial letters of credit |  |  | 2,144 |  |  |  | 217 |
Standby letters of credit |  |  | 483,578 |  |  |  | 468,384 |
Forward contracts |  |  | 151,279 |  |  |  | 119,978 |
Spot foreign exchange contracts |  |  | 67,479 |  |  |  | 34,233 |
Commitments to extend credit for securities purchased under agreements to resell |  |  | 876,000 |  |  |  | 191,000 |

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