Commitments, Contingencies, and Guarantees (Details) - USD ($) $ in Thousands |
Jun. 30, 2026 |
Dec. 31, 2025 |
|---|---|---|
| Loan Commitments | ||
| Long-Term Purchase Commitment [Line Items] | ||
| Contractual obligation | $ 3,042,983 | $ 2,952,732 |
| Standby Letters of Credit | ||
| Long-Term Purchase Commitment [Line Items] | ||
| Contractual obligation | 83,388 | 80,060 |
| Commercial Letters of Credit | ||
| Long-Term Purchase Commitment [Line Items] | ||
| Contractual obligation | 2,019 | 2,703 |
| Credit Derivatives | ||
| Long-Term Purchase Commitment [Line Items] | ||
| Contractual obligation | $ 39,817 | $ 19,224 |