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Commitments and Contingencies and Derivatives (Schedule of contract amounts represent off-balance sheet credit risk) (Details) - USD ($) $ in Thousands |  | 3 Months Ended |
--- | --- | --- | ---
Jan. 01, 2023 | Mar. 31, 2023 | Dec. 31, 2022
Fair Value, Off-balance Sheet Risks, Disclosure Information [Line Items] |  |  |
Financial instruments represent off-balance sheet credit risk, asset |  | $ 146,942 | $ 126,216
Provision for credit losses - unfunded commitments | $ 221 | 20 |
Future loan commitments |  |  |
Fair Value, Off-balance Sheet Risks, Disclosure Information [Line Items] |  |  |
Financial instruments represent off-balance sheet credit risk, asset |  | 5,973 | 3,815
Construction |  |  |
Fair Value, Off-balance Sheet Risks, Disclosure Information [Line Items] |  |  |
Financial instruments represent off-balance sheet credit risk, asset |  | 33,989 | 30,274
Home equity |  |  |
Fair Value, Off-balance Sheet Risks, Disclosure Information [Line Items] |  |  |
Financial instruments represent off-balance sheet credit risk, asset |  | 9,692 | 9,561
Undisbursed commercial and other line of credit |  |  |
Fair Value, Off-balance Sheet Risks, Disclosure Information [Line Items] |  |  |
Financial instruments represent off-balance sheet credit risk, asset |  | 91,318 | 77,719
Standby letters of credit |  |  |
Fair Value, Off-balance Sheet Risks, Disclosure Information [Line Items] |  |  |
Financial instruments represent off-balance sheet credit risk, asset |  | 5,244 | 4,571
Loans sold with recourse |  |  |
Fair Value, Off-balance Sheet Risks, Disclosure Information [Line Items] |  |  |
Financial instruments represent off-balance sheet credit risk, asset |  | $ 726 | $ 276

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