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Income Taxes - Summary of Effective Income Tax Rate Reconciliation (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2024
Dec. 31, 2023
Dec. 31, 2022
Amount      
Income tax computed at statutory federal corporate income tax rate $ 31,387 $ 30,476 $ 27,015
State taxes, net of federal benefit 3,286 3,053 2,277
Investment securities impairment 0 0 431
Nondeductible acquisition costs 0 168 42
Common share awards (22) (99) 12
Bank owned life insurance (885) (872) (551)
Investments in tax credit funds (601) (352) (629)
Captive insurance benefit 0 (330) (421)
Tax-exempt interest income (258) (555) (921)
Other, net (648) 274 94
Income tax expense $ 32,259 $ 31,763 $ 27,349
Rate      
Income tax computed at statutory federal corporate income tax rate 21.00% 21.00% 21.00%
State taxes, net of federal benefit 2.20% 2.10% 1.80%
Investment securities impairment 0.00% 0.00% 0.30%
Nondeductible acquisition costs 0.00% 0.10% 0.00%
Common share awards 0.00% (0.10%) 0.00%
Bank owned life insurance (0.60%) (0.60%) (0.40%)
Investments in tax credit funds (0.40%) (0.20%) (0.50%)
Captive insurance benefit 0.00% (0.20%) (0.30%)
Tax-exempt interest income (0.20%) (0.40%) (0.70%)
Other, net (0.40%) 0.20% 0.10%
Income tax expense 21.60% 21.90% 21.30%