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Loans, Past Due (Details) - USD ($) $ in Thousands | 3 Months Ended |
--- | --- | ---
Mar. 31, 2018 | Dec. 31, 2017
Recorded investment of past due [Abstract] |  |
Total past due | $ 15,021 | $ 12,204
Current | 1,014,133 | 985,683
PCI | 2,584 | 2,638
Total financing receivables | 1,031,738 | 1,000,525
90 Days or greater and accruing | 429 | 555
Financing receivables on nonaccrual status [Abstract] |  |
Total past due and non-accrual | 8,932 | 8,160
Current and non-accrual | 2,501 | 2,011
PCI Loans considered non accrual | 0 | 0
Financing receivable nonaccrual status | 11,433 | 10,171
Financing receivables on accrual status [Abstract] |  |
Total past due and still accruing | 6,089 | 4,044
Current and still accruing | 1,011,632 | 983,672
PCI Loans still accruing | 2,584 | 2,638
Total financing receivables and still accruing | $ 1,020,305 | 990,354
Minimum [Member] |  |
Financing receivables on nonaccrual status [Abstract] |  |
Period of past due after which loans considered as non accrual | 90 days |
30 to 59 Days Past Due [Member] |  |
Recorded investment of past due [Abstract] |  |
Total past due | $ 5,778 | 3,053
Financing receivables on nonaccrual status [Abstract] |  |
Total past due and non-accrual | 375 | 816
Financing receivables on accrual status [Abstract] |  |
Total past due and still accruing | 5,403 | 2,237
60 to 89 Days Past Due [Member] |  |
Recorded investment of past due [Abstract] |  |
Total past due | 703 | 1,533
Financing receivables on nonaccrual status [Abstract] |  |
Total past due and non-accrual | 446 | 281
Financing receivables on accrual status [Abstract] |  |
Total past due and still accruing | 257 | 1,252
90 Days Or Greater [Member] |  |
Recorded investment of past due [Abstract] |  |
Total past due | 8,540 | 7,618
Financing receivables on nonaccrual status [Abstract] |  |
Total past due and non-accrual | 8,111 | 7,063
Financing receivables on accrual status [Abstract] |  |
Total past due and still accruing | 429 | 555
Real Estate Loans [Member] | Mortgages [Member] |  |
Recorded investment of past due [Abstract] |  |
Total past due | 1,617 | 2,168
Current | 154,158 | 152,144
PCI | 31 | 33
Total financing receivables | 155,806 | 154,345
90 Days or greater and accruing | 44 | 218
Financing receivables on nonaccrual status [Abstract] |  |
Financing receivable nonaccrual status | 1,458 | 1,274
Real Estate Loans [Member] | Mortgages [Member] | 30 to 59 Days Past Due [Member] |  |
Recorded investment of past due [Abstract] |  |
Total past due | 425 | 996
Real Estate Loans [Member] | Mortgages [Member] | 60 to 89 Days Past Due [Member] |  |
Recorded investment of past due [Abstract] |  |
Total past due | 281 | 362
Real Estate Loans [Member] | Mortgages [Member] | 90 Days Or Greater [Member] |  |
Recorded investment of past due [Abstract] |  |
Total past due | 911 | 810
Real Estate Loans [Member] | Home Equity [Member] |  |
Recorded investment of past due [Abstract] |  |
Total past due | 314 | 441
Current | 59,229 | 59,693
PCI | 0 | 0
Total financing receivables | 59,543 | 60,134
90 Days or greater and accruing | 0 | 0
Financing receivables on nonaccrual status [Abstract] |  |
Financing receivable nonaccrual status | 98 | 112
Real Estate Loans [Member] | Home Equity [Member] | 30 to 59 Days Past Due [Member] |  |
Recorded investment of past due [Abstract] |  |
Total past due | 186 | 277
Real Estate Loans [Member] | Home Equity [Member] | 60 to 89 Days Past Due [Member] |  |
Recorded investment of past due [Abstract] |  |
Total past due | 54 | 86
Real Estate Loans [Member] | Home Equity [Member] | 90 Days Or Greater [Member] |  |
Recorded investment of past due [Abstract] |  |
Total past due | 74 | 78
Real Estate Loans [Member] | Commercial [Member] |  |
Recorded investment of past due [Abstract] |  |
Total past due | 9,164 | 6,228
Current | 309,795 | 300,396
PCI | 1,422 | 1,460
Total financing receivables | 320,381 | 308,084
90 Days or greater and accruing | 0 | 162
Financing receivables on nonaccrual status [Abstract] |  |
Financing receivable nonaccrual status | 6,372 | 5,192
Real Estate Loans [Member] | Commercial [Member] | 30 to 59 Days Past Due [Member] |  |
Recorded investment of past due [Abstract] |  |
Total past due | 4,276 | 1,353
Real Estate Loans [Member] | Commercial [Member] | 60 to 89 Days Past Due [Member] |  |
Recorded investment of past due [Abstract] |  |
Total past due | 241 | 1,010
Real Estate Loans [Member] | Commercial [Member] | 90 Days Or Greater [Member] |  |
Recorded investment of past due [Abstract] |  |
Total past due | 4,647 | 3,865
Real Estate Loans [Member] | Agricultural [Member] |  |
Recorded investment of past due [Abstract] |  |
Total past due | 271 | 447
Current | 247,750 | 238,808
PCI | 689 | 702
Total financing receivables | 248,710 | 239,957
90 Days or greater and accruing | 0 | 30
Financing receivables on nonaccrual status [Abstract] |  |
Financing receivable nonaccrual status | 194 | 175
Real Estate Loans [Member] | Agricultural [Member] | 30 to 59 Days Past Due [Member] |  |
Recorded investment of past due [Abstract] |  |
Total past due | 112 | 242
Real Estate Loans [Member] | Agricultural [Member] | 60 to 89 Days Past Due [Member] |  |
Recorded investment of past due [Abstract] |  |
Total past due | 0 | 0
Real Estate Loans [Member] | Agricultural [Member] | 90 Days Or Greater [Member] |  |
Recorded investment of past due [Abstract] |  |
Total past due | 159 | 205
Real Estate Loans [Member] | Construction [Member] |  |
Recorded investment of past due [Abstract] |  |
Total past due | 127 | 133
Current | 22,112 | 13,369
PCI | 0 | 0
Total financing receivables | 22,239 | 13,502
90 Days or greater and accruing | 0 | 0
Financing receivables on nonaccrual status [Abstract] |  |
Financing receivable nonaccrual status | 127 | 133
Real Estate Loans [Member] | Construction [Member] | 30 to 59 Days Past Due [Member] |  |
Recorded investment of past due [Abstract] |  |
Total past due | 0 | 0
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 | 127 | 133
Consumer [Member] |  |
Recorded investment of past due [Abstract] |  |
Total past due | 173 | 135
Current | 9,499 | 9,809
PCI | 0 | 0
Total financing receivables | 9,672 | 9,944
90 Days or greater and accruing | 7 | 7
Financing receivables on nonaccrual status [Abstract] |  |
Financing receivable nonaccrual status | 30 | 42
Consumer [Member] | 30 to 59 Days Past Due [Member] |  |
Recorded investment of past due [Abstract] |  |
Total past due | 104 | 53
Consumer [Member] | 60 to 89 Days Past Due [Member] |  |
Recorded investment of past due [Abstract] |  |
Total past due | 44 | 33
Consumer [Member] | 90 Days Or Greater [Member] |  |
Recorded investment of past due [Abstract] |  |
Total past due | 25 | 49
Other Commercial Loans [Member] |  |
Recorded investment of past due [Abstract] |  |
Total past due | 3,228 | 2,504
Current | 71,260 | 69,066
PCI | 442 | 443
Total financing receivables | 74,930 | 72,013
90 Days or greater and accruing | 378 | 32
Financing receivables on nonaccrual status [Abstract] |  |
Financing receivable nonaccrual status | 2,494 | 2,637
Other Commercial Loans [Member] | 30 to 59 Days Past Due [Member] |  |
Recorded investment of past due [Abstract] |  |
Total past due | 584 | 132
Other Commercial Loans [Member] | 60 to 89 Days Past Due [Member] |  |
Recorded investment of past due [Abstract] |  |
Total past due | 47 | 0
Other Commercial Loans [Member] | 90 Days Or Greater [Member] |  |
Recorded investment of past due [Abstract] |  |
Total past due | 2,597 | 2,372
Other Agricultural Loans [Member] |  |
Recorded investment of past due [Abstract] |  |
Total past due | 127 | 148
Current | 40,269 | 37,661
PCI | 0 | 0
Total financing receivables | 40,396 | 37,809
90 Days or greater and accruing | 0 | 106
Financing receivables on nonaccrual status [Abstract] |  |
Financing receivable nonaccrual status | 660 | 606
Other Agricultural Loans [Member] | 30 to 59 Days Past Due [Member] |  |
Recorded investment of past due [Abstract] |  |
Total past due | 91 | 0
Other Agricultural Loans [Member] | 60 to 89 Days Past Due [Member] |  |
Recorded investment of past due [Abstract] |  |
Total past due | 36 | 42
Other Agricultural Loans [Member] | 90 Days Or Greater [Member] |  |
Recorded investment of past due [Abstract] |  |
Total past due | 0 | 106
State and Political Subdivision Loans [Member] |  |
Recorded investment of past due [Abstract] |  |
Total past due | 0 | 0
Current | 100,061 | 104,737
PCI | 0 | 0
Total financing receivables | 100,061 | 104,737
90 Days or greater and accruing | 0 | 0
Financing receivables on nonaccrual status [Abstract] |  |
Financing receivable nonaccrual status | 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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