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Loans and Allowance for Credit Losses (Impaired Financing Receivables by Loan Class) (Details) - USD ($) $ in Thousands | 3 Months Ended |
--- | --- | ---
Mar. 31, 2022 | Mar. 31, 2021 | Dec. 31, 2021
Impaired Nonaccrual Loans [Member] |  |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |  |
Unpaid principal balance | $ 3,286 |  | $ 2,553
Recorded investment with no allowance | 2,828 |  | 1,922
Recorded investment with an allowance | 20 |  |
Quarter-to-date average recorded investment | 3,108 | $ 4,999 |
Impaired Accruing Restructured Loans [Member] |  |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |  |
Unpaid principal balance | 5,135 |  | 5,796
Recorded investment with no allowance | 2,360 |  | 2,851
Recorded investment with an allowance | 2,644 |  | 2,816
Related allowance | 169 |  | 173
Quarter-to-date average recorded investment | 5,412 | 6,628 |
Interest recorded investment | 48 | 63 |
Other Impaired Accruing Loans [Member] |  |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |  |
Unpaid principal balance | 459 |  | 508
Recorded investment with no allowance | 459 |  | 508
Quarter-to-date average recorded investment | 493 | 1,413 |
Interest recorded investment | 4 | 6 |
Impaired Loans [Member] |  |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |  |
Unpaid principal balance | 8,880 |  | 8,857
Recorded investment with no allowance | 5,647 |  | 5,281
Recorded investment with an allowance | 2,664 |  | 2,816
Related allowance | 169 |  | 173
Quarter-to-date average recorded investment | 9,013 | 13,040 |
Interest recorded investment | 52 | 69 |
Residential Portfolio Segment [Member] | Impaired Nonaccrual Loans [Member] |  |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |  |
Unpaid principal balance | 1,797 |  | 882
Recorded investment with no allowance | 1,526 |  | 803
Recorded investment with an allowance | 20 |  |
Quarter-to-date average recorded investment | 1,476 | 1,411 |
Residential Portfolio Segment [Member] | Impaired Accruing Restructured Loans [Member] |  |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |  |
Unpaid principal balance | 2,915 |  | 2,965
Recorded investment with no allowance | 571 |  | 475
Recorded investment with an allowance | 2,213 |  | 2,361
Related allowance | 166 |  | 172
Quarter-to-date average recorded investment | 2,809 | 3,530 |
Interest recorded investment | 25 | 40 |
Residential Portfolio Segment [Member] | Other Impaired Accruing Loans [Member] |  |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |  |
Unpaid principal balance | 15 |  | 78
Recorded investment with no allowance | 15 |  | 78
Quarter-to-date average recorded investment | 29 | 853 |
Interest recorded investment | 3 | 5 |
Residential Portfolio Segment [Member] | Impaired Loans [Member] |  |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |  |
Unpaid principal balance | 4,727 |  | 3,925
Recorded investment with no allowance | 2,112 |  | 1,356
Recorded investment with an allowance | 2,233 |  | 2,361
Related allowance | 166 |  | 172
Quarter-to-date average recorded investment | 4,314 | 5,794 |
Interest recorded investment | 28 | 45 |
Commercial Real Estate Portfolio Segment [Member] | Impaired Nonaccrual Loans [Member] |  |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |  |
Unpaid principal balance | 753 |  | 994
Recorded investment with no allowance | 747 |  | 606
Quarter-to-date average recorded investment | 906 | 3,012 |
Commercial Real Estate Portfolio Segment [Member] | Impaired Accruing Restructured Loans [Member] |  |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |  |
Unpaid principal balance | 2,200 |  | 2,807
Recorded investment with no allowance | 1,769 |  | 2,352
Recorded investment with an allowance | 431 |  | 455
Related allowance | 3 |  | 1
Quarter-to-date average recorded investment | 2,581 | 3,065 |
Interest recorded investment | 23 | 23 |
Commercial Real Estate Portfolio Segment [Member] | Other Impaired Accruing Loans [Member] |  |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |  |
Unpaid principal balance | 418 |  | 420
Recorded investment with no allowance | 418 |  | 420
Quarter-to-date average recorded investment | 417 | 510 |
Interest recorded investment | 1 | 1 |
Commercial Real Estate Portfolio Segment [Member] | Impaired Loans [Member] |  |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |  |
Unpaid principal balance | 3,371 |  | 4,221
Recorded investment with no allowance | 2,934 |  | 3,378
Recorded investment with an allowance | 431 |  | 455
Related allowance | 3 |  | 1
Quarter-to-date average recorded investment | 3,904 | 6,587 |
Interest recorded investment | 24 | 24 |
Commercial Portfolio Segment [Member] | Impaired Nonaccrual Loans [Member] |  |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |  |
Unpaid principal balance | 385 |  | 380
Recorded investment with no allowance | 215 |  | 216
Quarter-to-date average recorded investment | 321 | 251 |
Commercial Portfolio Segment [Member] | Other Impaired Accruing Loans [Member] |  |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |  |
Unpaid principal balance | 26 |  | 10
Recorded investment with no allowance | 26 |  | 10
Quarter-to-date average recorded investment | 9 | 50 |
Commercial Portfolio Segment [Member] | Impaired Loans [Member] |  |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |  |
Unpaid principal balance | 411 |  | 390
Recorded investment with no allowance | 241 |  | 226
Quarter-to-date average recorded investment | 330 | 301 |
Consumer Portfolio Segment [Member] | Impaired Nonaccrual Loans [Member] |  |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |  |
Unpaid principal balance | 15 |  |
Recorded investment with no allowance | 15 |  |
Quarter-to-date average recorded investment | 74 | 28 |
Consumer Portfolio Segment [Member] | Other Impaired Accruing Loans [Member] |  |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |  |
Quarter-to-date average recorded investment | 38 |  |
Consumer Portfolio Segment [Member] | Impaired Loans [Member] |  |  |
Financing Receivable, Allowance for Credit Losses [Line Items] |  |  |
Unpaid principal balance | 15 |  |
Recorded investment with no allowance | 15 |  |
Quarter-to-date average recorded investment | 112 | 28 |
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 | 336 |  | 297
Recorded investment with no allowance | 325 |  | 297
Quarter-to-date average recorded investment | 331 | 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 | 20 |  | 24
Recorded investment with no allowance | 20 |  | 24
Quarter-to-date average recorded investment | 22 | 33 |
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 | 356 |  | 321
Recorded investment with no allowance | 345 |  | $ 321
Quarter-to-date average recorded investment | $ 353 | $ 330 |

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