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Loans and Allowance for Credit Losses - Allowance for Credit Losses Based on Portfolio Segment (Details) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended | 12 Months Ended
--- | --- | --- | ---
Jun. 30, 2025 | Jun. 30, 2024 | Jun. 30, 2025 | Jun. 30, 2024 | Dec. 31, 2024
Allowance for loan losses [Abstract] |  |  |  |  |
Allowance for credit losses, Beginning Balance | $ 70,051 | $ 67,936 | $ 70,182 | $ 68,675 | $ 68,675
Provision (release) for credit loss expense | 2,567 | 1,083 | 4,219 | 726 | 5,635
Loans charged off | (2,261) | (985) | (4,344) | (1,804) | (5,748)
Recoveries collected | 803 | 278 | 1,103 | 715 | 1,620
Allowance for credit losses, Ending Balance | 71,160 | 68,312 | 71,160 | 68,312 | 70,182
Construction and Land Development | Real Estate Loan |  |  |  |  |
Allowance for loan losses [Abstract] |  |  |  |  |
Allowance for credit losses, Beginning Balance | 3,731 | 2,701 | 3,275 | 2,918 | 2,918
Provision (release) for credit loss expense | 335 | (55) | 791 | (272) | 352
Loans charged off | 0 | 0 | 0 | 0 | 0
Recoveries collected | 0 | 0 | 0 | 0 | 5
Allowance for credit losses, Ending Balance | 4,066 | 2,646 | 4,066 | 2,646 | 3,275
Agricultural | Real Estate Loan |  |  |  |  |
Allowance for loan losses [Abstract] |  |  |  |  |
Allowance for credit losses, Beginning Balance | 1,292 | 1,358 | 1,361 | 1,366 | 1,366
Provision (release) for credit loss expense | 30 | 14 | (39) | 6 | (5)
Loans charged off | 0 | 0 | 0 | 0 | 0
Recoveries collected | 0 | 0 | 0 | 0 | 0
Allowance for credit losses, Ending Balance | 1,322 | 1,372 | 1,322 | 1,372 | 1,361
Residential Properties | Real Estate Loan | 1-4 Family |  |  |  |  |
Allowance for loan losses [Abstract] |  |  |  |  |
Allowance for credit losses, Beginning Balance | 3,544 | 3,778 | 3,579 | 4,220 | 4,220
Provision (release) for credit loss expense | (7) | (264) | (21) | (688) | (785)
Loans charged off | (55) | (34) | (94) | (101) | (195)
Recoveries collected | 134 | 100 | 152 | 149 | 339
Allowance for credit losses, Ending Balance | 3,616 | 3,580 | 3,616 | 3,580 | 3,579
Commercial | Real Estate Loan |  |  |  |  |
Allowance for loan losses [Abstract] |  |  |  |  |
Allowance for credit losses, Beginning Balance | 32,214 | 32,537 | 32,669 | 31,758 | 31,758
Provision (release) for credit loss expense | 1,111 | 376 | 986 | 994 | 1,178
Loans charged off | (70) | 0 | (408) | 0 | (451)
Recoveries collected | 3 | 5 | 11 | 166 | 184
Allowance for credit losses, Ending Balance | 33,258 | 32,918 | 33,258 | 32,918 | 32,669
Agricultural Loans |  |  |  |  |
Allowance for loan losses [Abstract] |  |  |  |  |
Allowance for credit losses, Beginning Balance | 1,649 | 778 | 1,957 | 705 | 705
Provision (release) for credit loss expense | 1,287 | 316 | 2,096 | 441 | 3,587
Loans charged off | (1,386) | (209) | (2,503) | (261) | (2,410)
Recoveries collected | 217 | 0 | 217 | 0 | 75
Allowance for credit losses, Ending Balance | 1,767 | 885 | 1,767 | 885 | 1,957
Commercial and Industrial Loans |  |  |  |  |
Allowance for loan losses [Abstract] |  |  |  |  |
Allowance for credit losses, Beginning Balance | 26,028 | 24,631 | 25,602 | 25,450 | 25,450
Provision (release) for credit loss expense | (203) | 624 | 356 | 15 | 510
Loans charged off | (489) | (368) | (712) | (642) | (688)
Recoveries collected | 282 | 44 | 372 | 108 | 330
Allowance for credit losses, Ending Balance | 25,618 | 24,931 | 25,618 | 24,931 | 25,602
Consumer Loans |  |  |  |  |
Allowance for loan losses [Abstract] |  |  |  |  |
Allowance for credit losses, Beginning Balance | 1,593 | 2,153 | 1,739 | 2,258 | 2,258
Provision (release) for credit loss expense | 14 | 72 | 50 | 230 | 798
Loans charged off | (261) | (374) | (627) | (800) | (2,004)
Recoveries collected | 167 | 129 | 351 | 292 | 687
Allowance for credit losses, Ending Balance | $ 1,513 | $ 1,980 | $ 1,513 | $ 1,980 | $ 1,739

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