Fair Value Measurements - Summary of Estimated Fair Values and Carrying Values of Financial Instruments (Details) - USD ($) $ in Thousands	Sep. 30, 2025	Dec. 31, 2024
Financial assets:
Cash and cash equivalents	$ 123,012	$ 421,202
Interest bearing time deposits in other banks	265	356
Investment securities available for sale	376,719	384,025
Securities held to maturity	206,037
Non-marketable securities	26,157	15,980
Accrued interest receivable	29,537	25,820
Bank-owned life insurance	75,547	68,341
Derivative assets	2,803	6,479
Total assets	5,061,808	4,942,446
Loans, net	4,122,553	3,926,121
Financial liabilities:
Deposits	4,372,741	4,310,498
Accrued interest payable	7,153	6,281
Derivative liabilities	3,521	8,660
Total liabilities	4,547,978	4,481,727
Carrying Value | Level 2 Inputs
Financial assets:
Cash and cash equivalents	123,012	421,202
Interest bearing time deposits in other banks	265	356
Investment securities available for sale	376,719	384,025
Securities held to maturity	206,037
Non-marketable securities	26,157	15,980
Accrued interest receivable	29,537	25,820
Bank-owned life insurance	75,547	68,341
Derivative assets	2,803	6,479
Total assets	840,077	922,203
Financial liabilities:
Deposits	4,372,741	4,310,498
Accrued interest payable	7,153	6,281
Note payable and line of credit	113,788	111,634
Derivative liabilities	3,521	8,660
Total liabilities	4,497,203	4,437,073
Carrying Value | Level 3 Inputs
Financial assets:
Loans, net	4,122,553	3,926,121
Estimated Fair Value | Level 2 Inputs
Financial assets:
Cash and cash equivalents	123,012	421,202
Interest bearing time deposits in other banks	265	356
Investment securities available for sale	376,719	384,025
Securities held to maturity	206,037
Non-marketable securities	26,157	15,980
Accrued interest receivable	29,537	25,820
Bank-owned life insurance	75,547	68,341
Derivative assets	2,803	6,479
Total assets	840,077	922,203
Financial liabilities:
Deposits	4,253,230	4,135,929
Accrued interest payable	7,153	6,281
Note payable and line of credit	109,842	105,227
Derivative liabilities	3,521	8,660
Total liabilities	4,373,746	4,256,097
Estimated Fair Value | Level 3 Inputs
Financial assets:
Loans, net	$ 4,129,304	$ 3,891,032