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Loans, Past Due (Details) - USD ($) $ in Thousands | 3 Months Ended |
--- | --- | ---
Mar. 31, 2025 | Dec. 31, 2024
Recorded investment of past due [Abstract] |  |
Total past due | $ 2,315,663 | $ 2,313,242
Financing receivables on nonaccrual status [Abstract] |  |
Financing receivable nonaccrual status | 23,545 | 25,701
Nonaccrual With a related allowance | 3,921 | 5,648
Nonaccrual Without a related allowance | 19,624 | 20,053
90 days or greater past due and accruing | 1,393 | 276
Total non-performing loans | 24,938 | 25,977
Financing receivables on accrual status [Abstract] |  |
Total financing receivables and still accruing | $ 2,292,118 | 2,287,541
Minimum [Member] |  |
Financing receivables on nonaccrual status [Abstract] |  |
Period of past due after which loans considered as non accrual | 90 days |
Current [Member] |  |
Recorded investment of past due [Abstract] |  |
Total past due | $ 2,285,902 | 2,289,044
Financing receivables on nonaccrual status [Abstract] |  |
Current and non-accrual | 4,809 | 9,795
Financing receivable nonaccrual status | 2,285,902 | 2,289,044
Financing receivables on accrual status [Abstract] |  |
Current and still accruing | 2,281,093 | 2,279,249
Total Past Due [Member] |  |
Recorded investment of past due [Abstract] |  |
Total past due | 29,761 | 24,198
Financing receivables on nonaccrual status [Abstract] |  |
Total past due and non-accrual | 18,736 | 15,906
Financing receivables on accrual status [Abstract] |  |
Total past due and still accruing | 11,025 | 8,292
30 to 59 Days Past Due [Member] |  |
Recorded investment of past due [Abstract] |  |
Total past due | 10,098 | 8,245
Financing receivables on nonaccrual status [Abstract] |  |
Total past due and non-accrual | 5,400 | 2,428
Financing receivables on accrual status [Abstract] |  |
Total past due and still accruing | 4,698 | 5,817
60 to 89 Days Past Due [Member] |  |
Recorded investment of past due [Abstract] |  |
Total past due | 5,459 | 2,199
Financing receivables on nonaccrual status [Abstract] |  |
Total past due and non-accrual | 525 | 0
Financing receivables on accrual status [Abstract] |  |
Total past due and still accruing | 4,934 | 2,199
90 Days Or Greater [Member] |  |
Recorded investment of past due [Abstract] |  |
Total past due | 14,204 | 13,754
Financing receivables on nonaccrual status [Abstract] |  |
Total past due and non-accrual | 12,811 | 13,478
Financing receivables on accrual status [Abstract] |  |
Total past due and still accruing | 1,393 | 276
Home Equity [Member] |  |
Recorded investment of past due [Abstract] |  |
Total past due | 49,051 | 49,663
Commercial [Member] |  |
Recorded investment of past due [Abstract] |  |
Total past due | 1,117,240 | 1,121,435
Construction [Member] |  |
Recorded investment of past due [Abstract] |  |
Total past due | 168,896 | 164,326
Real Estate Loans [Member] | Mortgages [Member] |  |
Recorded investment of past due [Abstract] |  |
Total past due | 301,170 | 301,735
Financing receivables on nonaccrual status [Abstract] |  |
Financing receivable nonaccrual status | 2,888 | 2,706
Nonaccrual With a related allowance | 156 | 165
Nonaccrual Without a related allowance | 2,732 | 2,541
90 days or greater past due and accruing | 0 | 0
Total non-performing loans | 2,888 | 2,706
Real Estate Loans [Member] | Mortgages [Member] | Current [Member] |  |
Recorded investment of past due [Abstract] |  |
Total past due | 295,924 | 298,439
Real Estate Loans [Member] | Mortgages [Member] | Total Past Due [Member] |  |
Recorded investment of past due [Abstract] |  |
Total past due | 5,246 | 3,296
Real Estate Loans [Member] | Mortgages [Member] | 30 to 59 Days Past Due [Member] |  |
Recorded investment of past due [Abstract] |  |
Total past due | 2,345 | 1,464
Real Estate Loans [Member] | Mortgages [Member] | 60 to 89 Days Past Due [Member] |  |
Recorded investment of past due [Abstract] |  |
Total past due | 1,522 | 227
Real Estate Loans [Member] | Mortgages [Member] | 90 Days Or Greater [Member] |  |
Recorded investment of past due [Abstract] |  |
Total past due | 1,379 | 1,605
Real Estate Loans [Member] | Home Equity [Member] |  |
Recorded investment of past due [Abstract] |  |
Total past due | 49,051 | 49,663
Financing receivables on nonaccrual status [Abstract] |  |
Financing receivable nonaccrual status | 102 | 165
Nonaccrual With a related allowance | 0 | 0
Nonaccrual Without a related allowance | 102 | 165
90 days or greater past due and accruing | 168 | 0
Total non-performing loans | 270 | 165
Real Estate Loans [Member] | Home Equity [Member] | Current [Member] |  |
Recorded investment of past due [Abstract] |  |
Total past due | 48,610 | 49,207
Real Estate Loans [Member] | Home Equity [Member] | Total Past Due [Member] |  |
Recorded investment of past due [Abstract] |  |
Total past due | 441 | 456
Real Estate Loans [Member] | Home Equity [Member] | 30 to 59 Days Past Due [Member] |  |
Recorded investment of past due [Abstract] |  |
Total past due | 106 | 138
Real Estate Loans [Member] | Home Equity [Member] | 60 to 89 Days Past Due [Member] |  |
Recorded investment of past due [Abstract] |  |
Total past due | 82 | 170
Real Estate Loans [Member] | Home Equity [Member] | 90 Days Or Greater [Member] |  |
Recorded investment of past due [Abstract] |  |
Total past due | 253 | 148
Real Estate Loans [Member] | Commercial [Member] |  |
Recorded investment of past due [Abstract] |  |
Total past due | 1,117,240 | 1,121,435
Financing receivables on nonaccrual status [Abstract] |  |
Financing receivable nonaccrual status | 11,280 | 14,364
Nonaccrual With a related allowance | 2,085 | 2,099
Nonaccrual Without a related allowance | 9,195 | 12,265
90 days or greater past due and accruing | 74 | 0
Total non-performing loans | 11,354 | 14,364
Real Estate Loans [Member] | Commercial [Member] | Current [Member] |  |
Recorded investment of past due [Abstract] |  |
Total past due | 1,103,613 | 1,110,765
Real Estate Loans [Member] | Commercial [Member] | Total Past Due [Member] |  |
Recorded investment of past due [Abstract] |  |
Total past due | 13,627 | 10,670
Real Estate Loans [Member] | Commercial [Member] | 30 to 59 Days Past Due [Member] |  |
Recorded investment of past due [Abstract] |  |
Total past due | 6,083 | 2,782
Real Estate Loans [Member] | Commercial [Member] | 60 to 89 Days Past Due [Member] |  |
Recorded investment of past due [Abstract] |  |
Total past due | 3,476 | 1,360
Real Estate Loans [Member] | Commercial [Member] | 90 Days Or Greater [Member] |  |
Recorded investment of past due [Abstract] |  |
Total past due | 4,068 | 6,528
Real Estate Loans [Member] | Agricultural [Member] |  |
Recorded investment of past due [Abstract] |  |
Total past due | 329,985 | 327,722
Financing receivables on nonaccrual status [Abstract] |  |
Financing receivable nonaccrual status | 3,702 | 4,062
Nonaccrual With a related allowance | 0 | 0
Nonaccrual Without a related allowance | 3,702 | 4,062
90 days or greater past due and accruing | 314 | 269
Total non-performing loans | 4,016 | 4,331
Real Estate Loans [Member] | Agricultural [Member] | Current [Member] |  |
Recorded investment of past due [Abstract] |  |
Total past due | 326,114 | 324,168
Real Estate Loans [Member] | Agricultural [Member] | Total Past Due [Member] |  |
Recorded investment of past due [Abstract] |  |
Total past due | 3,871 | 3,554
Real Estate Loans [Member] | Agricultural [Member] | 30 to 59 Days Past Due [Member] |  |
Recorded investment of past due [Abstract] |  |
Total past due | 1,251 | 1,569
Real Estate Loans [Member] | Agricultural [Member] | 60 to 89 Days Past Due [Member] |  |
Recorded investment of past due [Abstract] |  |
Total past due | 117 | 140
Real Estate Loans [Member] | Agricultural [Member] | 90 Days Or Greater [Member] |  |
Recorded investment of past due [Abstract] |  |
Total past due | 2,503 | 1,845
Real Estate Loans [Member] | Construction [Member] |  |
Recorded investment of past due [Abstract] |  |
Total past due | 168,896 | 164,326
Financing receivables on nonaccrual status [Abstract] |  |
Financing receivable nonaccrual status | 1,402 | 283
Nonaccrual With a related allowance | 0 | 0
Nonaccrual Without a related allowance | 1,402 | 283
90 days or greater past due and accruing | 789 | 0
Total non-performing loans | 2,191 | 283
Real Estate Loans [Member] | Construction [Member] | Current [Member] |  |
Recorded investment of past due [Abstract] |  |
Total past due | 166,705 | 162,924
Real Estate Loans [Member] | Construction [Member] | Total Past Due [Member] |  |
Recorded investment of past due [Abstract] |  |
Total past due | 2,191 | 1,402
Real Estate Loans [Member] | Construction [Member] | 30 to 59 Days Past Due [Member] |  |
Recorded investment of past due [Abstract] |  |
Total past due | 0 | 1,119
Real Estate Loans [Member] | Construction [Member] | 60 to 89 Days Past Due [Member] |  |
Recorded investment of past due [Abstract] |  |
Total past due | 0 | 0
Real Estate Loans [Member] | Construction [Member] | 90 Days Or Greater [Member] |  |
Recorded investment of past due [Abstract] |  |
Total past due | 2,191 | 283
Consumer [Member] |  |
Recorded investment of past due [Abstract] |  |
Total past due | 129,943 | 133,207
Financing receivables on nonaccrual status [Abstract] |  |
Financing receivable nonaccrual status | 976 | 1,002
Nonaccrual With a related allowance | 976 | 1,002
Nonaccrual Without a related allowance | 0 | 0
90 days or greater past due and accruing | 2 | 7
Total non-performing loans | 978 | 1,009
Consumer [Member] | Current [Member] |  |
Recorded investment of past due [Abstract] |  |
Total past due | 128,877 | 131,886
Consumer [Member] | Total Past Due [Member] |  |
Recorded investment of past due [Abstract] |  |
Total past due | 1,066 | 1,321
Consumer [Member] | 30 to 59 Days Past Due [Member] |  |
Recorded investment of past due [Abstract] |  |
Total past due | 52 | 292
Consumer [Member] | 60 to 89 Days Past Due [Member] |  |
Recorded investment of past due [Abstract] |  |
Total past due | 37 | 20
Consumer [Member] | 90 Days Or Greater [Member] |  |
Recorded investment of past due [Abstract] |  |
Total past due | 977 | 1,009
Other Commercial Loans [Member] |  |
Recorded investment of past due [Abstract] |  |
Total past due | 137,529 | 131,310
Financing receivables on nonaccrual status [Abstract] |  |
Financing receivable nonaccrual status | 2,784 | 2,582
Nonaccrual With a related allowance | 704 | 2,382
Nonaccrual Without a related allowance | 2,080 | 200
90 days or greater past due and accruing | 46 | 0
Total non-performing loans | 2,830 | 2,582
Other Commercial Loans [Member] | Current [Member] |  |
Recorded investment of past due [Abstract] |  |
Total past due | 134,713 | 128,214
Other Commercial Loans [Member] | Total Past Due [Member] |  |
Recorded investment of past due [Abstract] |  |
Total past due | 2,816 | 3,096
Other Commercial Loans [Member] | 30 to 59 Days Past Due [Member] |  |
Recorded investment of past due [Abstract] |  |
Total past due | 261 | 478
Other Commercial Loans [Member] | 60 to 89 Days Past Due [Member] |  |
Recorded investment of past due [Abstract] |  |
Total past due | 125 | 282
Other Commercial Loans [Member] | 90 Days Or Greater [Member] |  |
Recorded investment of past due [Abstract] |  |
Total past due | 2,430 | 2,336
Other Agricultural Loans [Member] |  |
Recorded investment of past due [Abstract] |  |
Total past due | 28,488 | 29,662
Financing receivables on nonaccrual status [Abstract] |  |
Financing receivable nonaccrual status | 411 | 537
Nonaccrual With a related allowance | 0 | 0
Nonaccrual Without a related allowance | 411 | 537
90 days or greater past due and accruing | 0 | 0
Total non-performing loans | 411 | 537
Other Agricultural Loans [Member] | Current [Member] |  |
Recorded investment of past due [Abstract] |  |
Total past due | 27,985 | 29,259
Other Agricultural Loans [Member] | Total Past Due [Member] |  |
Recorded investment of past due [Abstract] |  |
Total past due | 503 | 403
Other Agricultural Loans [Member] | 30 to 59 Days Past Due [Member] |  |
Recorded investment of past due [Abstract] |  |
Total past due | 0 | 403
Other Agricultural Loans [Member] | 60 to 89 Days Past Due [Member] |  |
Recorded investment of past due [Abstract] |  |
Total past due | 100 | 0
Other Agricultural Loans [Member] | 90 Days Or Greater [Member] |  |
Recorded investment of past due [Abstract] |  |
Total past due | 403 | 0
State and Political Subdivision Loans [Member] |  |
Recorded investment of past due [Abstract] |  |
Total past due | 53,361 | 54,182
State and Political Subdivision Loans [Member] | Current [Member] |  |
Recorded investment of past due [Abstract] |  |
Total past due | 53,361 | 54,182
State and Political Subdivision Loans [Member] | Total Past Due [Member] |  |
Recorded investment of past due [Abstract] |  |
Total past due | 0 | 0
State and Political Subdivision Loans [Member] | 30 to 59 Days Past Due [Member] |  |
Recorded investment of past due [Abstract] |  |
Total past due | 0 | 0
State and Political Subdivision Loans [Member] | 60 to 89 Days Past Due [Member] |  |
Recorded investment of past due [Abstract] |  |
Total past due | 0 | 0
State and Political Subdivision Loans [Member] | 90 Days Or Greater [Member] |  |
Recorded investment of past due [Abstract] |  |
Total past due | $ 0 | $ 0

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