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Loans and Allowance for Credit Losses (Impaired Financing Receivables by Loan Class) (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2022 | Dec. 31, 2021
Impaired Nonaccrual Loans [Member] |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |
Unpaid principal balance | $ 2,207 | $ 2,553
Recorded investment with no allowance | 1,908 | 1,922
Year-to-date average recorded investment | 2,844 | 3,765
Impaired Accruing Restructured Loans [Member] |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |
Unpaid principal balance | 4,539 | 5,796
Recorded investment with no allowance | 2,866 | 2,851
Recorded investment with an allowance | 1,539 | 2,816
Related allowance | 127 | 173
Year-to-date average recorded investment | 5,095 | 6,132
Interest recorded investment | 165 | 236
Other Impaired Accruing Loans [Member] |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |
Unpaid principal balance | 1,841 | 508
Recorded investment with no allowance | 1,841 | 508
Year-to-date average recorded investment | 1,308 | 948
Interest recorded investment | 40 | 38
Impaired Loans [Member] |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |
Unpaid principal balance | 8,587 | 8,857
Recorded investment with no allowance | 6,615 | 5,281
Recorded investment with an allowance | 1,539 | 2,816
Related allowance | 127 | 173
Year-to-date average recorded investment | 9,247 | 10,845
Interest recorded investment | 205 | 274
Residential Portfolio Segment [Member] | Impaired Nonaccrual Loans [Member] |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |
Unpaid principal balance | 1,363 | 882
Recorded investment with no allowance | 1,259 | 803
Year-to-date average recorded investment | 1,661 | 1,095
Residential Portfolio Segment [Member] | Impaired Accruing Restructured Loans [Member] |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |
Unpaid principal balance | 2,849 | 2,965
Recorded investment with no allowance | 1,176 | 475
Recorded investment with an allowance | 1,539 | 2,361
Related allowance | 127 | 172
Year-to-date average recorded investment | 2,979 | 3,150
Interest recorded investment | 108 | 146
Residential Portfolio Segment [Member] | Other Impaired Accruing Loans [Member] |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |
Unpaid principal balance | 1,107 | 78
Recorded investment with no allowance | 1,107 | 78
Year-to-date average recorded investment | 474 | 465
Interest recorded investment | 3 | 21
Residential Portfolio Segment [Member] | Impaired Loans [Member] |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |
Unpaid principal balance | 5,319 | 3,925
Recorded investment with no allowance | 3,542 | 1,356
Recorded investment with an allowance | 1,539 | 2,361
Related allowance | 127 | 172
Year-to-date average recorded investment | 5,114 | 4,710
Interest recorded investment | 111 | 167
Commercial Real Estate Portfolio Segment [Member] | Impaired Nonaccrual Loans [Member] |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |
Unpaid principal balance | 159 | 994
Recorded investment with no allowance | 150 | 606
Year-to-date average recorded investment | 604 | 2,122
Commercial Real Estate Portfolio Segment [Member] | Impaired Accruing Restructured Loans [Member] |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |
Unpaid principal balance | 1,680 | 2,807
Recorded investment with no allowance | 1,680 | 2,352
Recorded investment with an allowance |  | 455
Related allowance |  | 1
Year-to-date average recorded investment | 2,095 | 2,952
Interest recorded investment | 56 | 87
Commercial Real Estate Portfolio Segment [Member] | Other Impaired Accruing Loans [Member] |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |
Unpaid principal balance | 710 | 420
Recorded investment with no allowance | 710 | 420
Year-to-date average recorded investment | 553 | 470
Interest recorded investment | 30 | 17
Commercial Real Estate Portfolio Segment [Member] | Impaired Loans [Member] |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |
Unpaid principal balance | 2,549 | 4,221
Recorded investment with no allowance | 2,540 | 3,378
Recorded investment with an allowance |  | 455
Related allowance |  | 1
Year-to-date average recorded investment | 3,252 | 5,544
Interest recorded investment | 86 | 104
Commercial Portfolio Segment [Member] | Impaired Nonaccrual Loans [Member] |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |
Unpaid principal balance | 359 | 380
Recorded investment with no allowance | 174 | 216
Year-to-date average recorded investment | 227 | 242
Commercial Portfolio Segment [Member] | Other Impaired Accruing Loans [Member] |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |
Unpaid principal balance |  | 10
Recorded investment with no allowance |  | 10
Year-to-date average recorded investment | 51 | 13
Interest recorded investment | 1 |
Commercial Portfolio Segment [Member] | Impaired Loans [Member] |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |
Unpaid principal balance | 359 | 390
Recorded investment with no allowance | 174 | 226
Year-to-date average recorded investment | 278 | 255
Interest recorded investment | 1 |
Consumer Portfolio Segment [Member] | Impaired Nonaccrual Loans [Member] |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |
Unpaid principal balance | 29 |
Recorded investment with no allowance | 28 |
Year-to-date average recorded investment | 43 | 9
Consumer Portfolio Segment [Member] | Impaired Accruing Restructured Loans [Member] |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |
Year-to-date average recorded investment | 5 |
Consumer Portfolio Segment [Member] | Other Impaired Accruing Loans [Member] |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |
Year-to-date average recorded investment | 15 |
Consumer Portfolio Segment [Member] | Impaired Loans [Member] |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |
Unpaid principal balance | 29 |
Recorded investment with no allowance | 28 |
Year-to-date average recorded investment | 63 | 9
Construction Loans [Member] | Commercial and Residential Real Estate Portfolio Segment [Member] | Impaired Nonaccrual Loans [Member] |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |
Unpaid principal balance | 297 | 297
Recorded investment with no allowance | 297 | 297
Year-to-date average recorded investment | 309 | 297
Construction Loans [Member] | Commercial and Residential Real Estate Portfolio Segment [Member] | Impaired Accruing Restructured Loans [Member] |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |
Unpaid principal balance | 10 | 24
Recorded investment with no allowance | 10 | 24
Year-to-date average recorded investment | 16 | 30
Interest recorded investment | 1 | 3
Construction Loans [Member] | Commercial and Residential Real Estate Portfolio Segment [Member] | Other Impaired Accruing Loans [Member] |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |
Unpaid principal balance | 24 |
Recorded investment with no allowance | 24 |
Year-to-date average recorded investment | 215 |
Interest recorded investment | 6 |
Construction Loans [Member] | Commercial and Residential Real Estate Portfolio Segment [Member] | Impaired Loans [Member] |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |
Unpaid principal balance | 331 | 321
Recorded investment with no allowance | 331 | 321
Year-to-date average recorded investment | 540 | 327
Interest recorded investment | $ 7 | $ 3

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