Commitments and Contingent Liabilities - Summary of Contract or Notional Amount of Outstanding Loan and Lease Commitments (Details) - USD ($) $ in Thousands |
6 Months Ended | 12 Months Ended |
|---|---|---|
Jun. 30, 2026 |
Dec. 31, 2025 |
|
| Commitments And Contingencies Liabilities [Line Items] | ||
| Fixed Rate | $ 105,195 | $ 133,284 |
| Variable Rate | 2,010,122 | 1,881,428 |
| Total | 2,115,317 | 2,014,712 |
| Commitments to Extend Credit | ||
| Commitments And Contingencies Liabilities [Line Items] | ||
| Fixed Rate | 105,009 | 132,976 |
| Variable Rate | 1,938,924 | 1,812,187 |
| Total | 2,043,933 | 1,945,163 |
| Letters of Credit | ||
| Commitments And Contingencies Liabilities [Line Items] | ||
| Fixed Rate | 186 | 308 |
| Variable Rate | 71,198 | 69,241 |
| Total | $ 71,384 | $ 69,549 |