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Loans and ALLL (Summary of changes in ALLL by segments) (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2021 | Dec. 31, 2020 | Dec. 31, 2019
Financing Receivable, Allowance for Credit Losses [Line Items] |  |  |
Loans and Leases Receivable, Allowance | $ 9,103 | $ 9,744 |
Summary of changes in the ALLL and the recorded investment in loans by segments |  |  |
Allowance for loan losses, Beginning Balance | 9,744 | 7,939 |
Allowance for loan losses, Charge-offs | (607) | (381) |
Allowance for loan losses, Recoveries | 484 | 521 |
Allowance for loan losses, Provision for loan losses | (518) | 1,665 | $ 30
Allowance for loan losses, Ending Balance | 9,103 | 9,744 | 7,939
Commercial [Member] |  |  |
Summary of changes in the ALLL and the recorded investment in loans by segments |  |  |
Allowance for loan losses, Beginning Balance | 2,162 | 1,914 |
Allowance for loan losses, Charge-offs | (32) | (7) |
Allowance for loan losses, Recoveries | 133 | 149 |
Allowance for loan losses, Provision for loan losses | (523) | 106 |
Allowance for loan losses, Ending Balance | 1,740 | 2,162 | 1,914
Agricultural [Member] |  |  |
Summary of changes in the ALLL and the recorded investment in loans by segments |  |  |
Allowance for loan losses, Beginning Balance | 311 | 634 |
Allowance for loan losses, Charge-offs | (77) | (24) |
Allowance for loan losses, Recoveries | 12 | 39 |
Allowance for loan losses, Provision for loan losses | 43 | (338) |
Allowance for loan losses, Ending Balance | 289 | 311 | 634
Residential Real Estate [Member] |  |  |
Summary of changes in the ALLL and the recorded investment in loans by segments |  |  |
Allowance for loan losses, Beginning Balance | 1,363 | 2,047 |
Allowance for loan losses, Charge-offs | (12) | (28) |
Allowance for loan losses, Recoveries | 162 | 136 |
Allowance for loan losses, Provision for loan losses | (766) | (792) |
Allowance for loan losses, Ending Balance | 747 | 1,363 | 2,047
Consumer [Member] |  |  |
Summary of changes in the ALLL and the recorded investment in loans by segments |  |  |
Allowance for loan losses, Beginning Balance | 798 | 922 |
Allowance for loan losses, Charge-offs | (486) | (322) |
Allowance for loan losses, Recoveries | 177 | 197 |
Allowance for loan losses, Provision for loan losses | 419 | 1 |
Allowance for loan losses, Ending Balance | 908 | 798 | 922
Unallocated [Member] |  |  |
Summary of changes in the ALLL and the recorded investment in loans by segments |  |  |
Allowance for loan losses, Beginning Balance | 5,110 | 2,422 |
Allowance for loan losses, Charge-offs | 0 | 0 |
Allowance for loan losses, Recoveries | 0 | 0 |
Allowance for loan losses, Provision for loan losses | 309 | 2,688 |
Allowance for loan losses, Ending Balance | $ 5,419 | $ 5,110 | $ 2,422

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