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Other Noninterest Income and Other Noninterest Expense (Components of Other Noninterest Income and Other Noninterest Expense) (Details) - USD ($) $ in Thousands | 12 Months Ended
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Dec. 31, 2025 | Dec. 31, 2024 | Dec. 31, 2023
Other noninterest income: |  |  |
Income from bank-owned life insurance | $ 21,348 | $ 16,944 | $ 15,454
Credit-related fees | 11,273 | 12,036 | 12,557
Income (loss) from derivatives | 5,819 | (3,790) | 420
Net gains on sales of premises, equipment and other assets | 6,119 | 7,820 | 19,388
Other miscellaneous income | 23,023 | 26,991 | 23,617
Total other noninterest income | 67,582 | 60,001 | 71,436
Other noninterest expense: |  |  |
Corporate value and franchise taxes | 17,272 | 19,002 | 20,355
Advertising | 14,261 | 13,298 | 13,454
Telecommunication and postage | 10,134 | 9,519 | 10,773
Entertainment and contributions | 12,900 | 11,849 | 10,664
Tax credit investment amortization | 4,258 | 6,250 | 5,791
Travel expenses | 7,115 | 5,965 | 5,469
Printing and supplies | 3,981 | 3,939 | 4,073
Other retirement expense | (16,172) | (18,112) | (13,460)
Other miscellaneous expense | 34,267 | 32,773 | 31,573
Total other noninterest expense | $ 88,016 | $ 84,483 | $ 88,692

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