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Loans and Allowance for Credit Losses - Loan Portfolio Aging Analysis (Details) - USD ($) $ in Thousands | Dec. 31, 2022 | Dec. 31, 2021
--- | --- | ---
Loans Receivable Aging Analysis [Abstract] |  |
Total Past Due | $ 4,825,874 | $ 3,992,775
Total Loans Receivable | 4,826,212 | 3,995,523
Total Loans> 90 Days and Accruing | 0 | 0
Real Estate Loan |  |
Loans Receivable Aging Analysis [Abstract] |  |
Total Loans Receivable | 3,319,128 | 2,789,843
Total Loans> 90 Days and Accruing | 0 | 0
Real Estate Loan | 1-4 Family |  |
Loans Receivable Aging Analysis [Abstract] |  |
Total Loans Receivable | 440,180 | 400,313
Construction and Land Development | Real Estate Loan |  |
Loans Receivable Aging Analysis [Abstract] |  |
Total Loans Receivable | 144,264 | 145,118
Total Loans> 90 Days and Accruing | 0 | 0
Agricultural | Real Estate Loan |  |
Loans Receivable Aging Analysis [Abstract] |  |
Total Loans Receivable | 410,327 | 279,272
Total Loans> 90 Days and Accruing | 0 | 0
Residential Properties | Real Estate Loan | 1-4 Family |  |
Loans Receivable Aging Analysis [Abstract] |  |
Total Loans Receivable | 440,180 | 400,313
Total Loans> 90 Days and Accruing | 0 | 0
Residential Properties | Real Estate Loan | Multifamily |  |
Loans Receivable Aging Analysis [Abstract] |  |
Total Loans Receivable | 294,346 | 298,942
Total Loans> 90 Days and Accruing | 0 | 0
Commercial | Real Estate Loan |  |
Loans Receivable Aging Analysis [Abstract] |  |
Total Loans Receivable | 2,030,011 | 1,666,198
Total Loans> 90 Days and Accruing | 0 | 0
Consumer Loans |  |
Loans Receivable Aging Analysis [Abstract] |  |
Total Loans Receivable | 97,775 | 78,442
Total Loans> 90 Days and Accruing | 0 | 0
Agricultural Loans |  |
Loans Receivable Aging Analysis [Abstract] |  |
Total Loans Receivable | 166,838 | 151,484
Total Loans> 90 Days and Accruing | 0 | 0
Commercial and Industrial Loans |  |
Loans Receivable Aging Analysis [Abstract] |  |
Total Loans Receivable | 1,082,960 | 832,008
Total Loans> 90 Days and Accruing | 0 | 0
All Other Loans |  |
Loans Receivable Aging Analysis [Abstract] |  |
Total Loans Receivable | 159,511 | 143,746
Total Loans> 90 Days and Accruing | 0 | 0
Financial Asset, 30 to 59 Days Past Due |  |
Loans Receivable Aging Analysis [Abstract] |  |
Total Past Due | 3,282 | 14,244
Financial Asset, 30 to 59 Days Past Due | Real Estate Loan |  |
Loans Receivable Aging Analysis [Abstract] |  |
Total Past Due | 2,240 | 11,621
Financial Asset, 30 to 59 Days Past Due | Construction and Land Development | Real Estate Loan |  |
Loans Receivable Aging Analysis [Abstract] |  |
Total Past Due | 20 | 159
Financial Asset, 30 to 59 Days Past Due | Agricultural | Real Estate Loan |  |
Loans Receivable Aging Analysis [Abstract] |  |
Total Past Due | 20 | 0
Financial Asset, 30 to 59 Days Past Due | Residential Properties | Real Estate Loan | 1-4 Family |  |
Loans Receivable Aging Analysis [Abstract] |  |
Total Past Due | 1,706 | 2,532
Financial Asset, 30 to 59 Days Past Due | Residential Properties | Real Estate Loan | Multifamily |  |
Loans Receivable Aging Analysis [Abstract] |  |
Total Past Due | 0 | 0
Financial Asset, 30 to 59 Days Past Due | Commercial | Real Estate Loan |  |
Loans Receivable Aging Analysis [Abstract] |  |
Total Past Due | 494 | 8,930
Financial Asset, 30 to 59 Days Past Due | Consumer Loans |  |
Loans Receivable Aging Analysis [Abstract] |  |
Total Past Due | 326 | 388
Financial Asset, 30 to 59 Days Past Due | Agricultural Loans |  |
Loans Receivable Aging Analysis [Abstract] |  |
Total Past Due | 0 | 0
Financial Asset, 30 to 59 Days Past Due | Commercial and Industrial Loans |  |
Loans Receivable Aging Analysis [Abstract] |  |
Total Past Due | 716 | 381
Financial Asset, 30 to 59 Days Past Due | All Other Loans |  |
Loans Receivable Aging Analysis [Abstract] |  |
Total Past Due | 0 | 1,854
Financial Asset, 60 to 89 Days Past Due |  |
Loans Receivable Aging Analysis [Abstract] |  |
Total Past Due | 1,589 | 2,334
Financial Asset, 60 to 89 Days Past Due | Real Estate Loan |  |
Loans Receivable Aging Analysis [Abstract] |  |
Total Past Due | 1,317 | 1,975
Financial Asset, 60 to 89 Days Past Due | Construction and Land Development | Real Estate Loan |  |
Loans Receivable Aging Analysis [Abstract] |  |
Total Past Due | 14 | 199
Financial Asset, 60 to 89 Days Past Due | Agricultural | Real Estate Loan |  |
Loans Receivable Aging Analysis [Abstract] |  |
Total Past Due | 6 | 222
Financial Asset, 60 to 89 Days Past Due | Residential Properties | Real Estate Loan | 1-4 Family |  |
Loans Receivable Aging Analysis [Abstract] |  |
Total Past Due | 1,092 | 914
Financial Asset, 60 to 89 Days Past Due | Residential Properties | Real Estate Loan | Multifamily |  |
Loans Receivable Aging Analysis [Abstract] |  |
Total Past Due | 0 | 0
Financial Asset, 60 to 89 Days Past Due | Commercial | Real Estate Loan |  |
Loans Receivable Aging Analysis [Abstract] |  |
Total Past Due | 205 | 640
Financial Asset, 60 to 89 Days Past Due | Consumer Loans |  |
Loans Receivable Aging Analysis [Abstract] |  |
Total Past Due | 195 | 47
Financial Asset, 60 to 89 Days Past Due | Agricultural Loans |  |
Loans Receivable Aging Analysis [Abstract] |  |
Total Past Due | 53 | 10
Financial Asset, 60 to 89 Days Past Due | Commercial and Industrial Loans |  |
Loans Receivable Aging Analysis [Abstract] |  |
Total Past Due | 24 | 302
Financial Asset, 60 to 89 Days Past Due | All Other Loans |  |
Loans Receivable Aging Analysis [Abstract] |  |
Total Past Due | 0 | 0
Financial Asset, Equal to or Greater than 90 Days Past Due |  |
Loans Receivable Aging Analysis [Abstract] |  |
Total Past Due | 6,709 | 8,238
Financial Asset, Equal to or Greater than 90 Days Past Due | Real Estate Loan |  |
Loans Receivable Aging Analysis [Abstract] |  |
Total Past Due | 5,548 | 6,376
Financial Asset, Equal to or Greater than 90 Days Past Due | Construction and Land Development | Real Estate Loan |  |
Loans Receivable Aging Analysis [Abstract] |  |
Total Past Due | 449 | 203
Financial Asset, Equal to or Greater than 90 Days Past Due | Agricultural | Real Estate Loan |  |
Loans Receivable Aging Analysis [Abstract] |  |
Total Past Due | 1 | 1
Financial Asset, Equal to or Greater than 90 Days Past Due | Residential Properties | Real Estate Loan | 1-4 Family |  |
Loans Receivable Aging Analysis [Abstract] |  |
Total Past Due | 896 | 2,012
Financial Asset, Equal to or Greater than 90 Days Past Due | Residential Properties | Real Estate Loan | Multifamily |  |
Loans Receivable Aging Analysis [Abstract] |  |
Total Past Due | 548 | 1,676
Financial Asset, Equal to or Greater than 90 Days Past Due | Commercial | Real Estate Loan |  |
Loans Receivable Aging Analysis [Abstract] |  |
Total Past Due | 3,654 | 2,484
Financial Asset, Equal to or Greater than 90 Days Past Due | Consumer Loans |  |
Loans Receivable Aging Analysis [Abstract] |  |
Total Past Due | 278 | 118
Financial Asset, Equal to or Greater than 90 Days Past Due | Agricultural Loans |  |
Loans Receivable Aging Analysis [Abstract] |  |
Total Past Due | 29 | 588
Financial Asset, Equal to or Greater than 90 Days Past Due | Commercial and Industrial Loans |  |
Loans Receivable Aging Analysis [Abstract] |  |
Total Past Due | 854 | 1,156
Financial Asset, Equal to or Greater than 90 Days Past Due | All Other Loans |  |
Loans Receivable Aging Analysis [Abstract] |  |
Total Past Due | 0 | 0
Total Past Due |  |
Loans Receivable Aging Analysis [Abstract] |  |
Total Past Due | 11,580 | 24,816
Total Past Due | Real Estate Loan |  |
Loans Receivable Aging Analysis [Abstract] |  |
Total Past Due | 9,105 | 19,972
Total Past Due | Construction and Land Development | Real Estate Loan |  |
Loans Receivable Aging Analysis [Abstract] |  |
Total Past Due | 483 | 561
Total Past Due | Agricultural | Real Estate Loan |  |
Loans Receivable Aging Analysis [Abstract] |  |
Total Past Due | 27 | 223
Total Past Due | Residential Properties | Real Estate Loan | 1-4 Family |  |
Loans Receivable Aging Analysis [Abstract] |  |
Total Past Due | 3,694 | 5,458
Total Past Due | Residential Properties | Real Estate Loan | Multifamily |  |
Loans Receivable Aging Analysis [Abstract] |  |
Total Past Due | 548 | 1,676
Total Past Due | Commercial | Real Estate Loan |  |
Loans Receivable Aging Analysis [Abstract] |  |
Total Past Due | 4,353 | 12,054
Total Past Due | Consumer Loans |  |
Loans Receivable Aging Analysis [Abstract] |  |
Total Past Due | 799 | 553
Total Past Due | Agricultural Loans |  |
Loans Receivable Aging Analysis [Abstract] |  |
Total Past Due | 82 | 598
Total Past Due | Commercial and Industrial Loans |  |
Loans Receivable Aging Analysis [Abstract] |  |
Total Past Due | 1,594 | 1,839
Total Past Due | All Other Loans |  |
Loans Receivable Aging Analysis [Abstract] |  |
Total Past Due | 0 | 1,854
Current |  |
Loans Receivable Aging Analysis [Abstract] |  |
Total Past Due | 4,814,632 | 3,970,707
Current | Real Estate Loan |  |
Loans Receivable Aging Analysis [Abstract] |  |
Total Past Due | 3,310,023 | 2,769,871
Current | Construction and Land Development | Real Estate Loan |  |
Loans Receivable Aging Analysis [Abstract] |  |
Total Past Due | 143,781 | 144,557
Current | Agricultural | Real Estate Loan |  |
Loans Receivable Aging Analysis [Abstract] |  |
Total Past Due | 410,300 | 279,049
Current | Residential Properties | Real Estate Loan | 1-4 Family |  |
Loans Receivable Aging Analysis [Abstract] |  |
Total Past Due | 436,486 | 394,855
Current | Residential Properties | Real Estate Loan | Multifamily |  |
Loans Receivable Aging Analysis [Abstract] |  |
Total Past Due | 293,798 | 297,266
Current | Commercial | Real Estate Loan |  |
Loans Receivable Aging Analysis [Abstract] |  |
Total Past Due | 2,025,658 | 1,654,144
Current | Consumer Loans |  |
Loans Receivable Aging Analysis [Abstract] |  |
Total Past Due | 96,976 | 77,889
Current | Agricultural Loans |  |
Loans Receivable Aging Analysis [Abstract] |  |
Total Past Due | 166,756 | 150,886
Current | Commercial and Industrial Loans |  |
Loans Receivable Aging Analysis [Abstract] |  |
Total Past Due | 1,081,366 | 830,169
Current | All Other Loans |  |
Loans Receivable Aging Analysis [Abstract] |  |
Total Past Due | $ 159,511 | $ 141,892

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