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Loans - Risk Category of Loans by Class (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
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |  |  |
Total | $ 5,748,360 |  | $ 5,748,360 |  | $ 4,133,267
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss, Writeoff, by Origination Year [Abstract] |  |  |  |  |
Total | 1,021 | $ 599 | 1,646 | $ 1,660 |
Commercial and Industrial Loans |  |  |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |  |  |
Year one | 70,136 |  | 70,136 |  | 118,292
Year two | 118,460 |  | 118,460 |  | 88,748
Year three | 81,186 |  | 81,186 |  | 94,374
Year four | 99,696 |  | 99,696 |  | 68,523
Year five | 67,836 |  | 67,836 |  | 19,250
Prior | 68,998 |  | 68,998 |  | 54,844
Revolving Loans Amortized Cost Basis | 228,239 |  | 228,239 |  | 147,754
Total | 734,551 |  | 734,551 |  | 591,785
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss, Writeoff, by Origination Year [Abstract] |  |  |  |  |
Year one |  |  | 0 |  | 0
Year two |  |  | 256 |  | 4
Year three |  |  | 0 |  | 96
Year four |  |  | 27 |  | 64
Year five |  |  | 0 |  | 0
Prior |  |  | 40 |  | 13
Revolving Loans Amortized Cost Basis |  |  | 50 |  | 46
Total | 247 | 29 | 373 | 131 | 223
Commercial and Industrial Loans | Pass |  |  |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |  |  |
Year one | 69,625 |  | 69,625 |  | 118,037
Year two | 116,738 |  | 116,738 |  | 86,412
Year three | 76,233 |  | 76,233 |  | 93,406
Year four | 93,140 |  | 93,140 |  | 64,298
Year five | 62,353 |  | 62,353 |  | 17,140
Prior | 56,162 |  | 56,162 |  | 49,181
Revolving Loans Amortized Cost Basis | 215,707 |  | 215,707 |  | 143,096
Total | 689,958 |  | 689,958 |  | 571,570
Commercial and Industrial Loans | Special Mention |  |  |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |  |  |
Year one | 411 |  | 411 |  | 147
Year two | 812 |  | 812 |  | 1,709
Year three | 1,677 |  | 1,677 |  | 787
Year four | 283 |  | 283 |  | 1,061
Year five | 624 |  | 624 |  | 1,202
Prior | 2,669 |  | 2,669 |  | 2,044
Revolving Loans Amortized Cost Basis | 4,251 |  | 4,251 |  | 1,023
Total | 10,727 |  | 10,727 |  | 7,973
Commercial and Industrial Loans | Substandard |  |  |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |  |  |
Year one | 100 |  | 100 |  | 108
Year two | 910 |  | 910 |  | 627
Year three | 3,276 |  | 3,276 |  | 181
Year four | 6,273 |  | 6,273 |  | 3,164
Year five | 4,859 |  | 4,859 |  | 908
Prior | 10,167 |  | 10,167 |  | 3,619
Revolving Loans Amortized Cost Basis | 8,281 |  | 8,281 |  | 3,635
Total | 33,866 |  | 33,866 |  | 12,242
Commercial and Industrial Loans | Doubtful |  |  |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |  |  |
Year one | 0 |  | 0 |  | 0
Year two | 0 |  | 0 |  | 0
Year three | 0 |  | 0 |  | 0
Year four | 0 |  | 0 |  | 0
Year five | 0 |  | 0 |  | 0
Prior | 0 |  | 0 |  | 0
Revolving Loans Amortized Cost Basis | 0 |  | 0 |  | 0
Total | 0 |  | 0 |  | 0
Commercial Real Estate Loans |  |  |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |  |  |
Year one | 214,869 |  | 214,869 |  | 327,921
Year two | 423,903 |  | 423,903 |  | 329,595
Year three | 435,547 |  | 435,547 |  | 412,441
Year four | 560,415 |  | 560,415 |  | 405,248
Year five | 499,448 |  | 499,448 |  | 189,824
Prior | 905,982 |  | 905,982 |  | 520,372
Revolving Loans Amortized Cost Basis | 56,564 |  | 56,564 |  | 39,471
Total | 3,096,728 |  | 3,096,728 |  | 2,224,872
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss, Writeoff, by Origination Year [Abstract] |  |  |  |  |
Year one |  |  | 0 |  | 0
Year two |  |  | 0 |  | 0
Year three |  |  | 0 |  | 0
Year four |  |  | 0 |  | 0
Year five |  |  | 0 |  | 0
Prior |  |  | 26 |  | 308
Revolving Loans Amortized Cost Basis |  |  | 0 |  | 0
Total | 26 | 0 | 26 | 308 | 308
Commercial Real Estate Loans | Pass |  |  |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |  |  |
Year one | 214,388 |  | 214,388 |  | 327,488
Year two | 421,994 |  | 421,994 |  | 315,981
Year three | 421,347 |  | 421,347 |  | 410,135
Year four | 547,829 |  | 547,829 |  | 394,698
Year five | 477,663 |  | 477,663 |  | 187,849
Prior | 847,573 |  | 847,573 |  | 502,263
Revolving Loans Amortized Cost Basis | 56,432 |  | 56,432 |  | 39,271
Total | 2,987,226 |  | 2,987,226 |  | 2,177,685
Commercial Real Estate Loans | Special Mention |  |  |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |  |  |
Year one | 402 |  | 402 |  | 433
Year two | 1,909 |  | 1,909 |  | 13,433
Year three | 13,299 |  | 13,299 |  | 1,740
Year four | 9,398 |  | 9,398 |  | 5,395
Year five | 14,332 |  | 14,332 |  | 1,975
Prior | 26,792 |  | 26,792 |  | 12,349
Revolving Loans Amortized Cost Basis | 0 |  | 0 |  | 200
Total | 66,132 |  | 66,132 |  | 35,525
Commercial Real Estate Loans | Substandard |  |  |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |  |  |
Year one | 79 |  | 79 |  | 0
Year two | 0 |  | 0 |  | 181
Year three | 901 |  | 901 |  | 566
Year four | 3,188 |  | 3,188 |  | 5,155
Year five | 7,453 |  | 7,453 |  | 0
Prior | 31,617 |  | 31,617 |  | 5,760
Revolving Loans Amortized Cost Basis | 132 |  | 132 |  | 0
Total | 43,370 |  | 43,370 |  | 11,662
Commercial Real Estate Loans | Doubtful |  |  |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |  |  |
Year one | 0 |  | 0 |  | 0
Year two | 0 |  | 0 |  | 0
Year three | 0 |  | 0 |  | 0
Year four | 0 |  | 0 |  | 0
Year five | 0 |  | 0 |  | 0
Prior | 0 |  | 0 |  | 0
Revolving Loans Amortized Cost Basis | 0 |  | 0 |  | 0
Total | 0 |  | 0 |  | 0
Agricultural Loans |  |  |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |  |  |
Year one | 30,816 |  | 30,816 |  | 47,901
Year two | 41,396 |  | 41,396 |  | 36,805
Year three | 38,763 |  | 38,763 |  | 48,251
Year four | 48,316 |  | 48,316 |  | 34,488
Year five | 34,773 |  | 34,773 |  | 40,801
Prior | 155,141 |  | 155,141 |  | 118,475
Revolving Loans Amortized Cost Basis | 112,215 |  | 112,215 |  | 104,316
Total | 461,420 |  | 461,420 |  | 431,037
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss, Writeoff, by Origination Year [Abstract] |  |  |  |  |
Year one |  |  | 0 |  | 0
Year two |  |  | 0 |  | 0
Year three |  |  | 0 |  | 0
Year four |  |  | 0 |  | 0
Year five |  |  | 0 |  | 0
Prior |  |  | 0 |  | 8
Revolving Loans Amortized Cost Basis |  |  | 0 |  | 0
Total | 0 | 1 | 0 | 1 | 8
Agricultural Loans | Pass |  |  |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |  |  |
Year one | 28,570 |  | 28,570 |  | 47,179
Year two | 39,037 |  | 39,037 |  | 35,379
Year three | 35,856 |  | 35,856 |  | 48,105
Year four | 47,287 |  | 47,287 |  | 33,666
Year five | 31,571 |  | 31,571 |  | 35,726
Prior | 137,709 |  | 137,709 |  | 103,702
Revolving Loans Amortized Cost Basis | 102,388 |  | 102,388 |  | 102,251
Total | 422,418 |  | 422,418 |  | 406,008
Agricultural Loans | Special Mention |  |  |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |  |  |
Year one | 2,246 |  | 2,246 |  | 547
Year two | 1,988 |  | 1,988 |  | 1,426
Year three | 2,744 |  | 2,744 |  | 146
Year four | 1,029 |  | 1,029 |  | 822
Year five | 3,095 |  | 3,095 |  | 5,075
Prior | 13,863 |  | 13,863 |  | 10,676
Revolving Loans Amortized Cost Basis | 9,277 |  | 9,277 |  | 2,065
Total | 34,242 |  | 34,242 |  | 20,757
Agricultural Loans | Substandard |  |  |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |  |  |
Year one | 0 |  | 0 |  | 175
Year two | 371 |  | 371 |  | 0
Year three | 163 |  | 163 |  | 0
Year four | 0 |  | 0 |  | 0
Year five | 107 |  | 107 |  | 0
Prior | 3,569 |  | 3,569 |  | 4,097
Revolving Loans Amortized Cost Basis | 550 |  | 550 |  | 0
Total | 4,760 |  | 4,760 |  | 4,272
Agricultural Loans | Doubtful |  |  |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |  |  |
Year one | 0 |  | 0 |  | 0
Year two | 0 |  | 0 |  | 0
Year three | 0 |  | 0 |  | 0
Year four | 0 |  | 0 |  | 0
Year five | 0 |  | 0 |  | 0
Prior | 0 |  | 0 |  | 0
Revolving Loans Amortized Cost Basis | 0 |  | 0 |  | 0
Total | 0 |  | 0 |  | 0
Leases |  |  |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |  |  |
Year one | 17,467 |  | 17,467 |  | 32,214
Year two | 27,912 |  | 27,912 |  | 26,392
Year three | 23,015 |  | 23,015 |  | 8,272
Year four | 6,278 |  | 6,278 |  | 6,578
Year five | 3,751 |  | 3,751 |  | 2,128
Prior | 4,572 |  | 4,572 |  | 3,669
Revolving Loans Amortized Cost Basis | 0 |  | 0 |  | 0
Total | 82,995 |  | 82,995 |  | 79,253
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss, Writeoff, by Origination Year [Abstract] |  |  |  |  |
Year one |  |  | 0 |  | 0
Year two |  |  | 0 |  | 0
Year three |  |  | 0 |  | 0
Year four |  |  | 0 |  | 0
Year five |  |  | 0 |  | 0
Prior |  |  | 0 |  | 0
Revolving Loans Amortized Cost Basis |  |  | 0 |  | 0
Total | 0 | $ 0 | 0 | $ 0 | 0
Leases | Pass |  |  |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |  |  |
Year one | 17,467 |  | 17,467 |  | 32,214
Year two | 27,912 |  | 27,912 |  | 26,392
Year three | 23,015 |  | 23,015 |  | 8,272
Year four | 6,278 |  | 6,278 |  | 6,578
Year five | 3,751 |  | 3,751 |  | 2,128
Prior | 4,572 |  | 4,572 |  | 3,669
Revolving Loans Amortized Cost Basis | 0 |  | 0 |  | 0
Total | 82,995 |  | 82,995 |  | 79,253
Leases | Special Mention |  |  |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |  |  |
Year one | 0 |  | 0 |  | 0
Year two | 0 |  | 0 |  | 0
Year three | 0 |  | 0 |  | 0
Year four | 0 |  | 0 |  | 0
Year five | 0 |  | 0 |  | 0
Prior | 0 |  | 0 |  | 0
Revolving Loans Amortized Cost Basis | 0 |  | 0 |  | 0
Total | 0 |  | 0 |  | 0
Leases | Substandard |  |  |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |  |  |
Year one | 0 |  | 0 |  | 0
Year two | 0 |  | 0 |  | 0
Year three | 0 |  | 0 |  | 0
Year four | 0 |  | 0 |  | 0
Year five | 0 |  | 0 |  | 0
Prior | 0 |  | 0 |  | 0
Revolving Loans Amortized Cost Basis | 0 |  | 0 |  | 0
Total | 0 |  | 0 |  | 0
Leases | Doubtful |  |  |  |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |  |  |  |
Year one | 0 |  | 0 |  | 0
Year two | 0 |  | 0 |  | 0
Year three | 0 |  | 0 |  | 0
Year four | 0 |  | 0 |  | 0
Year five | 0 |  | 0 |  | 0
Prior | 0 |  | 0 |  | 0
Revolving Loans Amortized Cost Basis | 0 |  | 0 |  | 0
Total | $ 0 |  | $ 0 |  | $ 0

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