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Loans, Impaired Financing Receivable (Details) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended |
--- | --- | --- | ---
Jun. 30, 2022 | Jun. 30, 2021 | Jun. 30, 2022 | Jun. 30, 2021 | Dec. 31, 2021
Impaired Financing Receivable [Abstract] |  |  |  |  |
Unpaid Principal Balance | $ 15,405 |  | $ 15,405 |  | $ 17,905
Impaired Financing Receivable, Recorded Investment [Abstract] |  |  |  |  |
Recorded Investment With No Allowance | 12,061 |  | 12,061 |  | 14,878
Recorded Investment With Allowance | 715 |  | 715 |  | 655
Total Recorded Investment | 12,776 |  | 12,776 |  | 15,533
Related Allowance | 129 |  | 129 |  | 121
Impaired Financing Receivable, Average Recorded Investment [Abstract] |  |  |  |  |
Average Recorded Investment | 12,256 | $ 16,210 | 13,875 | $ 16,619 |
Interest Income Recognized | 65 | 94 | 164 | 192 |
Interest Income Recognized Cash Basis | 3 | 8 | 3 | 15 |
Real Estate Loans [Member] | Mortgages [Member] |  |  |  |  |
Impaired Financing Receivable [Abstract] |  |  |  |  |
Unpaid Principal Balance | 767 |  | 767 |  | 697
Impaired Financing Receivable, Recorded Investment [Abstract] |  |  |  |  |
Recorded Investment With No Allowance | 560 |  | 560 |  | 495
Recorded Investment With Allowance | 42 |  | 42 |  | 45
Total Recorded Investment | 602 |  | 602 |  | 540
Related Allowance | 6 |  | 6 |  | 6
Impaired Financing Receivable, Average Recorded Investment [Abstract] |  |  |  |  |
Average Recorded Investment | 547 | 718 | 539 | 784 |
Interest Income Recognized | 3 | 3 | 5 | 8 |
Interest Income Recognized Cash Basis | 0 | 0 | 0 | 0 |
Real Estate Loans [Member] | Home Equity [Member] |  |  |  |  |
Impaired Financing Receivable [Abstract] |  |  |  |  |
Unpaid Principal Balance | 92 |  | 92 |  | 97
Impaired Financing Receivable, Recorded Investment [Abstract] |  |  |  |  |
Recorded Investment With No Allowance | 33 |  | 33 |  | 37
Recorded Investment With Allowance | 41 |  | 41 |  | 43
Total Recorded Investment | 74 |  | 74 |  | 80
Related Allowance | 5 |  | 5 |  | 6
Impaired Financing Receivable, Average Recorded Investment [Abstract] |  |  |  |  |
Average Recorded Investment | 75 | 109 | 76 | 117 |
Interest Income Recognized | 0 | 2 | 1 | 3 |
Interest Income Recognized Cash Basis | 0 | 0 | 0 | 0 |
Real Estate Loans [Member] | Commercial [Member] |  |  |  |  |
Impaired Financing Receivable [Abstract] |  |  |  |  |
Unpaid Principal Balance | 6,895 |  | 6,895 |  | 9,330
Impaired Financing Receivable, Recorded Investment [Abstract] |  |  |  |  |
Recorded Investment With No Allowance | 5,475 |  | 5,475 |  | 8,096
Recorded Investment With Allowance | 367 |  | 367 |  | 285
Total Recorded Investment | 5,842 |  | 5,842 |  | 8,381
Related Allowance | 77 |  | 77 |  | 61
Impaired Financing Receivable, Average Recorded Investment [Abstract] |  |  |  |  |
Average Recorded Investment | 5,048 | 8,781 | 6,669 | 9,009 |
Interest Income Recognized | 32 | 67 | 98 | 134 |
Interest Income Recognized Cash Basis | 3 | 8 | 3 | 15 |
Real Estate Loans [Member] | Agricultural [Member] |  |  |  |  |
Impaired Financing Receivable [Abstract] |  |  |  |  |
Unpaid Principal Balance | 5,648 |  | 5,648 |  | 5,694
Impaired Financing Receivable, Recorded Investment [Abstract] |  |  |  |  |
Recorded Investment With No Allowance | 5,037 |  | 5,037 |  | 5,167
Recorded Investment With Allowance | 188 |  | 188 |  | 188
Total Recorded Investment | 5,225 |  | 5,225 |  | 5,355
Related Allowance | 26 |  | 26 |  | 14
Impaired Financing Receivable, Average Recorded Investment [Abstract] |  |  |  |  |
Average Recorded Investment | 5,248 | 4,497 | 5,282 | 4,543 |
Interest Income Recognized | 29 | 21 | 57 | 43 |
Interest Income Recognized Cash Basis | 0 | 0 | 0 | 0 |
Other Commercial Loans [Member] |  |  |  |  |
Impaired Financing Receivable [Abstract] |  |  |  |  |
Unpaid Principal Balance | 800 |  | 800 |  | 813
Impaired Financing Receivable, Recorded Investment [Abstract] |  |  |  |  |
Recorded Investment With No Allowance | 92 |  | 92 |  | 92
Recorded Investment With Allowance | 77 |  | 77 |  | 94
Total Recorded Investment | 169 |  | 169 |  | 186
Related Allowance | 15 |  | 15 |  | 34
Impaired Financing Receivable, Average Recorded Investment [Abstract] |  |  |  |  |
Average Recorded Investment | 455 | 1,023 | 391 | 1,072 |
Interest Income Recognized | 0 | 0 | 1 | 1 |
Interest Income Recognized Cash Basis | 0 | 0 | 0 | 0 |
Other Agricultural Loans [Member] |  |  |  |  |
Impaired Financing Receivable [Abstract] |  |  |  |  |
Unpaid Principal Balance | 1,203 |  | 1,203 |  | 1,274
Impaired Financing Receivable, Recorded Investment [Abstract] |  |  |  |  |
Recorded Investment With No Allowance | 864 |  | 864 |  | 991
Recorded Investment With Allowance | 0 |  | 0 |  | 0
Total Recorded Investment | 864 |  | 864 |  | 991
Related Allowance | 0 |  | 0 |  | $ 0
Impaired Financing Receivable, Average Recorded Investment [Abstract] |  |  |  |  |
Average Recorded Investment | 883 | 1,082 | 918 | 1,093 |
Interest Income Recognized | 1 | 1 | 2 | 3 |
Interest Income Recognized Cash Basis | $ 0 | $ 0 | $ 0 | $ 0 |

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