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Loans (Retail Loan Portfolio Categorized by Performance Status) (Details) - USD ($) $ in Thousands | Dec. 31, 2021 | Dec. 31, 2020
--- | --- | ---
Financing Receivable Recorded Investment [Line Items] |  |
Prior Fiscal Year 2 |  |
Prior Fiscal Year 3 |  |
Total |  |
Residential Real Estate Loans [Member] |  |
Financing Receivable Recorded Investment [Line Items] |  |
Current Fiscal Year | 92,699 | 137,926
Prior Fiscal Year 1 | 129,295 | 104,122
Prior Fiscal Year 2 | 86,101 | 87,918
Prior Fiscal Year 3 | 66,423 | 67,111
Prior Fiscal Year 4 | 51,831 | 67,706
Prior | 150,950 | 135,017
Revolving Loans Amortized Cost Basis | 0 |
Revolving Loans Converted to Term | 0 |
Total | 577,299 | 599,800
Residential Real Estate Loans [Member] | Performing [Member] |  |
Financing Receivable Recorded Investment [Line Items] |  |
Current Fiscal Year | 92,620 | 137,926
Prior Fiscal Year 1 | 129,240 | 103,923
Prior Fiscal Year 2 | 85,876 | 87,153
Prior Fiscal Year 3 | 65,866 | 66,446
Prior Fiscal Year 4 | 50,932 | 67,473
Prior | 150,392 | 134,292
Revolving Loans Amortized Cost Basis | 0 |
Revolving Loans Converted to Term | 0 |
Total | 574,926 | 597,213
Residential Real Estate Loans [Member] | Non-Performing [Member] |  |
Financing Receivable Recorded Investment [Line Items] |  |
Current Fiscal Year | 79 |
Prior Fiscal Year 1 | 55 | 199
Prior Fiscal Year 2 | 225 | 765
Prior Fiscal Year 3 | 557 | 665
Prior Fiscal Year 4 | 899 | 233
Prior | 558 | 725
Revolving Loans Amortized Cost Basis | 0 |
Revolving Loans Converted to Term | 0 |
Total | 2,373 | 2,587
Residential Real Estate Lines [Member] |  |
Financing Receivable Recorded Investment [Line Items] |  |
Current Fiscal Year | 0 |
Prior Fiscal Year 1 | 0 |
Prior Fiscal Year 3 | 0 |
Prior Fiscal Year 4 | 0 | 0
Prior | 0 |
Revolving Loans Amortized Cost Basis | 70,560 | 79,322
Revolving Loans Converted to Term | 7,971 | 10,483
Total | 78,531 | 89,805
Residential Real Estate Lines [Member] | Performing [Member] |  |
Financing Receivable Recorded Investment [Line Items] |  |
Current Fiscal Year |  |
Prior Fiscal Year 1 | 0 |
Prior Fiscal Year 2 |  | 0
Prior Fiscal Year 3 |  |
Prior |  |
Revolving Loans Amortized Cost Basis | 70,521 | 79,257
Revolving Loans Converted to Term | 7,810 | 10,225
Total | 78,331 | 89,482
Residential Real Estate Lines [Member] | Non-Performing [Member] |  |
Financing Receivable Recorded Investment [Line Items] |  |
Current Fiscal Year | 0 |
Prior Fiscal Year 1 |  |
Prior Fiscal Year 2 |  | 0
Prior Fiscal Year 3 | 0 |
Prior Fiscal Year 4 | 0 |
Prior | 0 |
Revolving Loans Amortized Cost Basis | 39 | 65
Revolving Loans Converted to Term | 161 | 258
Total | 200 | 323
Consumer Indirect [Member] |  |
Financing Receivable Recorded Investment [Line Items] |  |
Current Fiscal Year | 453,018 | 295,286
Prior Fiscal Year 1 | 206,987 | 202,839
Prior Fiscal Year 2 | 123,285 | 167,092
Prior Fiscal Year 3 | 91,228 | 111,295
Prior Fiscal Year 4 | 51,734 | 47,925
Prior | 31,796 | 15,984
Revolving Loans Amortized Cost Basis | 0 |
Revolving Loans Converted to Term | 0 |
Total | 958,048 | 840,421
Consumer Indirect [Member] | Performing [Member] |  |
Financing Receivable Recorded Investment [Line Items] |  |
Current Fiscal Year | 452,601 | 295,216
Prior Fiscal Year 1 | 206,472 | 202,187
Prior Fiscal Year 2 | 122,849 | 166,773
Prior Fiscal Year 3 | 90,998 | 111,008
Prior Fiscal Year 4 | 51,598 | 47,793
Prior | 31,750 | 15,949
Revolving Loans Amortized Cost Basis | 0 |
Revolving Loans Converted to Term | 0 |
Total | 956,268 | 838,926
Consumer Indirect [Member] | Non-Performing [Member] |  |
Financing Receivable Recorded Investment [Line Items] |  |
Current Fiscal Year | 417 | 70
Prior Fiscal Year 1 | 515 | 652
Prior Fiscal Year 2 | 436 | 319
Prior Fiscal Year 3 | 230 | 287
Prior Fiscal Year 4 | 136 | 132
Prior | (46) | 35
Revolving Loans Amortized Cost Basis | 0 |
Revolving Loans Converted to Term | 0 |
Total | 1,780 | 1,495
Other Consumer [Member] |  |
Financing Receivable Recorded Investment [Line Items] |  |
Current Fiscal Year | 4,422 | 6,774
Prior Fiscal Year 1 | 3,738 | 3,177
Prior Fiscal Year 2 | 1,681 | 1,765
Prior Fiscal Year 3 | 763 | 907
Prior Fiscal Year 4 | 280 | 369
Prior | 1,044 | 508
Revolving Loans Amortized Cost Basis | 2,549 | 3,563
Revolving Loans Converted to Term | 0 |
Total | 14,477 | 17,063
Other Consumer [Member] | Performing [Member] |  |
Financing Receivable Recorded Investment [Line Items] |  |
Current Fiscal Year | 4,422 | 6,774
Prior Fiscal Year 1 | 3,738 | 3,177
Prior Fiscal Year 2 | 1,681 | 1,765
Prior Fiscal Year 3 | 763 | 907
Prior Fiscal Year 4 | 280 | 369
Prior | 1,044 | 508
Revolving Loans Amortized Cost Basis | 2,549 | 3,563
Revolving Loans Converted to Term | 0 |
Total | 14,477 | 17,063
Other Consumer [Member] | Non-Performing [Member] |  |
Financing Receivable Recorded Investment [Line Items] |  |
Current Fiscal Year | 0 |
Prior Fiscal Year 1 | 0 |
Prior Fiscal Year 2 |  | 0
Prior Fiscal Year 3 | 0 |
Prior Fiscal Year 4 | 0 |
Prior | 0 |
Revolving Loans Amortized Cost Basis | 0 |
Revolving Loans Converted to Term | 0 |
Total | $ 0 |

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