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Loans, Past Due (Details) - USD ($) $ in Thousands | 9 Months Ended |
--- | --- | ---
Sep. 30, 2021 | Dec. 31, 2020
Recorded investment of past due [Abstract] |  |
PCI | $ 3,869 | $ 4,875
Total financing receivables | 1,442,908 | 1,405,281
90 Days or greater and accruing | 83 | 525
Financing receivables on nonaccrual status [Abstract] |  |
Total past due and non-accrual | 4,633 | 6,401
Current and non-accrual | 4,225 | 4,331
PCI Loans considered non accrual | 0 | 0
Financing receivable nonaccrual status | 8,858 | 10,732
Financing receivables on accrual status [Abstract] |  |
Total past due and still accruing | 1,565 | 4,645
Current and still accruing | 1,428,616 | 1,385,029
PCI Loans still accruing | 3,869 | 4,875
Total financing receivables and still accruing | $ 1,434,050 | 1,394,549
Minimum [Member] |  |
Financing receivables on nonaccrual status [Abstract] |  |
Period of past due after which loans considered as non accrual | 90 days |
Total Past Due [Member] |  |
Recorded investment of past due [Abstract] |  |
Past due | $ 6,198 | 11,046
30 to 59 Days Past Due [Member] |  |
Recorded investment of past due [Abstract] |  |
Past due | 1,714 | 6,256
Financing receivables on nonaccrual status [Abstract] |  |
Total past due and non-accrual | 477 | 3,032
Financing receivables on accrual status [Abstract] |  |
Total past due and still accruing | 1,237 | 3,224
60 to 89 Days Past Due [Member] |  |
Recorded investment of past due [Abstract] |  |
Past due | 255 | 924
Financing receivables on nonaccrual status [Abstract] |  |
Total past due and non-accrual | 10 | 28
Financing receivables on accrual status [Abstract] |  |
Total past due and still accruing | 245 | 896
90 Days Or Greater [Member] |  |
Recorded investment of past due [Abstract] |  |
Past due | 4,229 | 3,866
Financing receivables on nonaccrual status [Abstract] |  |
Total past due and non-accrual | 4,146 | 3,341
Financing receivables on accrual status [Abstract] |  |
Total past due and still accruing | 83 | 525
Current [Member] |  |
Recorded investment of past due [Abstract] |  |
Past due | 1,432,841 | 1,389,360
Real Estate Loans [Member] | Mortgages [Member] |  |
Recorded investment of past due [Abstract] |  |
PCI | 19 | 20
Total financing receivables | 152,536 | 146,902
90 Days or greater and accruing | 37 | 252
Financing receivables on nonaccrual status [Abstract] |  |
Financing receivable nonaccrual status | 573 | 787
Real Estate Loans [Member] | Mortgages [Member] | Total Past Due [Member] |  |
Recorded investment of past due [Abstract] |  |
Past due | 650 | 1,796
Real Estate Loans [Member] | Mortgages [Member] | 30 to 59 Days Past Due [Member] |  |
Recorded investment of past due [Abstract] |  |
Past due | 340 | 864
Real Estate Loans [Member] | Mortgages [Member] | 60 to 89 Days Past Due [Member] |  |
Recorded investment of past due [Abstract] |  |
Past due | 110 | 414
Real Estate Loans [Member] | Mortgages [Member] | 90 Days Or Greater [Member] |  |
Recorded investment of past due [Abstract] |  |
Past due | 200 | 518
Real Estate Loans [Member] | Mortgages [Member] | Current [Member] |  |
Recorded investment of past due [Abstract] |  |
Past due | 151,867 | 145,086
Real Estate Loans [Member] | Home Equity [Member] |  |
Recorded investment of past due [Abstract] |  |
PCI | 0 | 0
Total financing receivables | 52,317 | 55,009
90 Days or greater and accruing | 44 | 23
Financing receivables on nonaccrual status [Abstract] |  |
Financing receivable nonaccrual status | 17 | 25
Real Estate Loans [Member] | Home Equity [Member] | Total Past Due [Member] |  |
Recorded investment of past due [Abstract] |  |
Past due | 75 | 248
Real Estate Loans [Member] | Home Equity [Member] | 30 to 59 Days Past Due [Member] |  |
Recorded investment of past due [Abstract] |  |
Past due | 18 | 152
Real Estate Loans [Member] | Home Equity [Member] | 60 to 89 Days Past Due [Member] |  |
Recorded investment of past due [Abstract] |  |
Past due | 8 | 62
Real Estate Loans [Member] | Home Equity [Member] | 90 Days Or Greater [Member] |  |
Recorded investment of past due [Abstract] |  |
Past due | 49 | 34
Real Estate Loans [Member] | Home Equity [Member] | Current [Member] |  |
Recorded investment of past due [Abstract] |  |
Past due | 52,242 | 54,761
Real Estate Loans [Member] | Commercial [Member] |  |
Recorded investment of past due [Abstract] |  |
PCI | 2,199 | 2,937
Total financing receivables | 657,485 | 596,255
90 Days or greater and accruing | 0 | 70
Financing receivables on nonaccrual status [Abstract] |  |
Financing receivable nonaccrual status | 3,778 | 4,529
Real Estate Loans [Member] | Commercial [Member] | Total Past Due [Member] |  |
Recorded investment of past due [Abstract] |  |
Past due | 3,016 | 3,097
Real Estate Loans [Member] | Commercial [Member] | 30 to 59 Days Past Due [Member] |  |
Recorded investment of past due [Abstract] |  |
Past due | 668 | 836
Real Estate Loans [Member] | Commercial [Member] | 60 to 89 Days Past Due [Member] |  |
Recorded investment of past due [Abstract] |  |
Past due | 94 | 439
Real Estate Loans [Member] | Commercial [Member] | 90 Days Or Greater [Member] |  |
Recorded investment of past due [Abstract] |  |
Past due | 2,254 | 1,822
Real Estate Loans [Member] | Commercial [Member] | Current [Member] |  |
Recorded investment of past due [Abstract] |  |
Past due | 652,270 | 590,221
Real Estate Loans [Member] | Agricultural [Member] |  |
Recorded investment of past due [Abstract] |  |
PCI | 1,651 | 1,686
Total financing receivables | 312,442 | 315,158
90 Days or greater and accruing | 0 | 150
Financing receivables on nonaccrual status [Abstract] |  |
Financing receivable nonaccrual status | 3,196 | 3,133
Real Estate Loans [Member] | Agricultural [Member] | Total Past Due [Member] |  |
Recorded investment of past due [Abstract] |  |
Past due | 1,898 | 3,612
Real Estate Loans [Member] | Agricultural [Member] | 30 to 59 Days Past Due [Member] |  |
Recorded investment of past due [Abstract] |  |
Past due | 530 | 2,283
Real Estate Loans [Member] | Agricultural [Member] | 60 to 89 Days Past Due [Member] |  |
Recorded investment of past due [Abstract] |  |
Past due | 10 | 0
Real Estate Loans [Member] | Agricultural [Member] | 90 Days Or Greater [Member] |  |
Recorded investment of past due [Abstract] |  |
Past due | 1,358 | 1,329
Real Estate Loans [Member] | Agricultural [Member] | Current [Member] |  |
Recorded investment of past due [Abstract] |  |
Past due | 308,893 | 309,860
Real Estate Loans [Member] | Construction [Member] |  |
Recorded investment of past due [Abstract] |  |
PCI | 0 | 0
Total financing receivables | 68,408 | 35,404
90 Days or greater and accruing | 0 | 0
Real Estate Loans [Member] | Construction [Member] | Total Past Due [Member] |  |
Recorded investment of past due [Abstract] |  |
Past due | 0 | 0
Real Estate Loans [Member] | Construction [Member] | 30 to 59 Days Past Due [Member] |  |
Recorded investment of past due [Abstract] |  |
Past due | 0 | 0
Real Estate Loans [Member] | Construction [Member] | 60 to 89 Days Past Due [Member] |  |
Recorded investment of past due [Abstract] |  |
Past due | 0 | 0
Real Estate Loans [Member] | Construction [Member] | 90 Days Or Greater [Member] |  |
Recorded investment of past due [Abstract] |  |
Past due | 0 | 0
Real Estate Loans [Member] | Construction [Member] | Current [Member] |  |
Recorded investment of past due [Abstract] |  |
Past due | 68,408 | 35,404
Consumer [Member] |  |
Recorded investment of past due [Abstract] |  |
PCI | 0 | 0
Total financing receivables | 31,042 | 30,277
90 Days or greater and accruing | 2 | 30
Consumer [Member] | Total Past Due [Member] |  |
Recorded investment of past due [Abstract] |  |
Past due | 106 | 186
Consumer [Member] | 30 to 59 Days Past Due [Member] |  |
Recorded investment of past due [Abstract] |  |
Past due | 104 | 147
Consumer [Member] | 60 to 89 Days Past Due [Member] |  |
Recorded investment of past due [Abstract] |  |
Past due | 0 | 9
Consumer [Member] | 90 Days Or Greater [Member] |  |
Recorded investment of past due [Abstract] |  |
Past due | 2 | 30
Consumer [Member] | Current [Member] |  |
Recorded investment of past due [Abstract] |  |
Past due | 30,936 | 30,091
Other Commercial Loans [Member] |  |
Recorded investment of past due [Abstract] |  |
PCI | 0 | 232
Total financing receivables | 92,188 | 114,169
90 Days or greater and accruing | 0 | 0
Financing receivables on nonaccrual status [Abstract] |  |
Financing receivable nonaccrual status | 416 | 1,284
Other Commercial Loans [Member] | Total Past Due [Member] |  |
Recorded investment of past due [Abstract] |  |
Past due | 418 | 1,063
Other Commercial Loans [Member] | 30 to 59 Days Past Due [Member] |  |
Recorded investment of past due [Abstract] |  |
Past due | 52 | 930
Other Commercial Loans [Member] | 60 to 89 Days Past Due [Member] |  |
Recorded investment of past due [Abstract] |  |
Past due | 0 | 0
Other Commercial Loans [Member] | 90 Days Or Greater [Member] |  |
Recorded investment of past due [Abstract] |  |
Past due | 366 | 133
Other Commercial Loans [Member] | Current [Member] |  |
Recorded investment of past due [Abstract] |  |
Past due | 91,770 | 112,874
Other Agricultural Loans [Member] |  |
Recorded investment of past due [Abstract] |  |
PCI | 0 | 0
Total financing receivables | 28,562 | 48,779
90 Days or greater and accruing | 0 | 0
Financing receivables on nonaccrual status [Abstract] |  |
Financing receivable nonaccrual status | 878 | 974
Other Agricultural Loans [Member] | Total Past Due [Member] |  |
Recorded investment of past due [Abstract] |  |
Past due | 35 | 1,044
Other Agricultural Loans [Member] | 30 to 59 Days Past Due [Member] |  |
Recorded investment of past due [Abstract] |  |
Past due | 2 | 1,044
Other Agricultural Loans [Member] | 60 to 89 Days Past Due [Member] |  |
Recorded investment of past due [Abstract] |  |
Past due | 33 | 0
Other Agricultural Loans [Member] | 90 Days Or Greater [Member] |  |
Recorded investment of past due [Abstract] |  |
Past due | 0 | 0
Other Agricultural Loans [Member] | Current [Member] |  |
Recorded investment of past due [Abstract] |  |
Past due | 28,527 | 47,735
State and Political Subdivision Loans [Member] |  |
Recorded investment of past due [Abstract] |  |
PCI | 0 | 0
Total financing receivables | 47,928 | 63,328
90 Days or greater and accruing | 0 | 0
State and Political Subdivision Loans [Member] | Total Past Due [Member] |  |
Recorded investment of past due [Abstract] |  |
Past due | 0 | 0
State and Political Subdivision Loans [Member] | 30 to 59 Days Past Due [Member] |  |
Recorded investment of past due [Abstract] |  |
Past due | 0 | 0
State and Political Subdivision Loans [Member] | 60 to 89 Days Past Due [Member] |  |
Recorded investment of past due [Abstract] |  |
Past due | 0 | 0
State and Political Subdivision Loans [Member] | 90 Days Or Greater [Member] |  |
Recorded investment of past due [Abstract] |  |
Past due | 0 | 0
State and Political Subdivision Loans [Member] | Current [Member] |  |
Recorded investment of past due [Abstract] |  |
Past due | $ 47,928 | $ 63,328

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