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Loans (Interest written off on nonaccual loans) (Details) - USD ($) $ in Thousands | 3 Months Ended
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Mar. 31, 2022 | Mar. 31, 2021
Financing Receivable, Credit Quality Indicator - nonaccrual loans written off interest [Line Items] |  |
Financing Receivable Accrued Interest Reversed Through Interest Income | $ 76 | $ 218
Commercial Portfolio Segment [Member] |  |
Financing Receivable, Credit Quality Indicator - nonaccrual loans written off interest [Line Items] |  |
Financing Receivable Accrued Interest Reversed Through Interest Income | 68 | 211
Consumer Portfolio Segment [Member] |  |
Financing Receivable, Credit Quality Indicator - nonaccrual loans written off interest [Line Items] |  |
Financing Receivable Accrued Interest Reversed Through Interest Income | $ 8 | $ 7

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