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Recent Accounting Pronouncements (Narrative) (Details) - USD ($) $ in Thousands | Mar. 31, 2023 | Jan. 01, 2023 | Dec. 31, 2022 | Mar. 31, 2022 | Dec. 31, 2021
--- | --- | --- | --- | --- | ---
New Accounting Pronouncements or Change in Accounting Principle [Line Items] |  |  |  |  |
Allowance for loan losses | $ 14,109 |  | $ 14,175 |  |
Allowance for credit losses | 14,109 |  | 14,175 | $ 15,050 | $ 15,066
Increase of Retained earnings | 127,877 |  | 125,892 |  |
Loans evaluated for allowance individually |  |  | 2,950 |  |
Impact of Adoption, Adjustment [Member] |  |  |  |  |
New Accounting Pronouncements or Change in Accounting Principle [Line Items] |  |  |  |  |
Allowance for loan losses |  |  | (536) |  |
Allowance for credit losses |  |  | (536) |  |
Increase of Retained earnings |  | $ 98 |  |  |
Increase of deferred tax liabilities |  |  | 26 |  |
Loans evaluated for allowance individually |  |  | 3,000 |  |
Accounting Standards Update 2016-13 [Member] | Restatement Adjustment [Member] |  |  |  |  |
New Accounting Pronouncements or Change in Accounting Principle [Line Items] |  |  |  |  |
Allowance for credit losses | 412 |  |  |  |
First Liens [Member] |  |  |  |  |
New Accounting Pronouncements or Change in Accounting Principle [Line Items] |  |  |  |  |
Allowance for loan losses |  |  | 459 |  |
First Liens [Member] | Impact of Adoption, Adjustment [Member] |  |  |  |  |
New Accounting Pronouncements or Change in Accounting Principle [Line Items] |  |  |  |  |
Allowance for loan losses |  |  | 1,096 |  |
OBS [Member] |  |  |  |  |
New Accounting Pronouncements or Change in Accounting Principle [Line Items] |  |  |  |  |
Allowance for credit losses |  |  | 1,475 |  |
OBS [Member] | Impact of Adoption, Adjustment [Member] |  |  |  |  |
New Accounting Pronouncements or Change in Accounting Principle [Line Items] |  |  |  |  |
Allowance for credit losses |  |  | 412 |  |
Residential Real Estate [Member] | First Liens [Member] |  |  |  |  |
New Accounting Pronouncements or Change in Accounting Principle [Line Items] |  |  |  |  |
Allowance for loan losses |  |  | 459 |  |
Allowance for credit losses | 1,624 |  | 459 | 480 | 475
Loans evaluated for allowance individually |  |  | 619 |  |
Residential Real Estate [Member] | First Liens [Member] | Impact of Adoption, Adjustment [Member] |  |  |  |  |
New Accounting Pronouncements or Change in Accounting Principle [Line Items] |  |  |  |  |
Allowance for credit losses |  |  | 1,096 |  |
Residential Real Estate [Member] | Junior Liens & Lines Of Credit [Member] |  |  |  |  |
New Accounting Pronouncements or Change in Accounting Principle [Line Items] |  |  |  |  |
Allowance for loan losses |  |  | 234 |  |
Allowance for credit losses | 690 |  | 234 | 253 | 252
Residential Real Estate [Member] | Junior Liens & Lines Of Credit [Member] | Impact of Adoption, Adjustment [Member] |  |  |  |  |
New Accounting Pronouncements or Change in Accounting Principle [Line Items] |  |  |  |  |
Allowance for credit losses |  |  | 493 |  |
Residential Real Estate - Construction [Member] |  |  |  |  |
New Accounting Pronouncements or Change in Accounting Principle [Line Items] |  |  |  |  |
Allowance for loan losses |  |  | 343 |  |
Allowance for credit losses | 190 |  | 343 | 329 | 325
Residential Real Estate - Construction [Member] | Impact of Adoption, Adjustment [Member] |  |  |  |  |
New Accounting Pronouncements or Change in Accounting Principle [Line Items] |  |  |  |  |
Allowance for loan losses |  |  | (95) |  |
Allowance for credit losses |  |  | (95) |  |
Residential Real Estate - Construction [Member] | Junior Liens & Lines Of Credit [Member] |  |  |  |  |
New Accounting Pronouncements or Change in Accounting Principle [Line Items] |  |  |  |  |
Allowance for loan losses |  |  | 234 |  |
Residential Real Estate - Construction [Member] | Junior Liens & Lines Of Credit [Member] | Impact of Adoption, Adjustment [Member] |  |  |  |  |
New Accounting Pronouncements or Change in Accounting Principle [Line Items] |  |  |  |  |
Allowance for loan losses |  |  | 493 |  |
Commercial Real Estate [Member] |  |  |  |  |
New Accounting Pronouncements or Change in Accounting Principle [Line Items] |  |  |  |  |
Allowance for loan losses |  |  | 7,493 |  |
Allowance for credit losses | 8,236 |  | 7,493 | 7,962 | 8,168
Loans evaluated for allowance individually |  |  | 2,331 |  |
Commercial Real Estate [Member] | Impact of Adoption, Adjustment [Member] |  |  |  |  |
New Accounting Pronouncements or Change in Accounting Principle [Line Items] |  |  |  |  |
Allowance for loan losses |  |  | 584 |  |
Allowance for credit losses |  |  | 584 |  |
Commercial [Member] |  |  |  |  |
New Accounting Pronouncements or Change in Accounting Principle [Line Items] |  |  |  |  |
Allowance for loan losses |  |  | 4,846 |  |
Allowance for credit losses | 3,275 |  | 4,846 | 5,183 | 5,127
Commercial [Member] | Impact of Adoption, Adjustment [Member] |  |  |  |  |
New Accounting Pronouncements or Change in Accounting Principle [Line Items] |  |  |  |  |
Allowance for loan losses |  |  | (1,907) |  |
Allowance for credit losses |  |  | (1,907) |  |
Consumer [Member] |  |  |  |  |
New Accounting Pronouncements or Change in Accounting Principle [Line Items] |  |  |  |  |
Allowance for loan losses |  |  | 133 |  |
Allowance for credit losses | $ 94 |  | 133 | 125 | 130
Consumer [Member] | Impact of Adoption, Adjustment [Member] |  |  |  |  |
New Accounting Pronouncements or Change in Accounting Principle [Line Items] |  |  |  |  |
Allowance for loan losses |  |  | (40) |  |
Allowance for credit losses |  |  | (40) |  |
Unallocated [Member] |  |  |  |  |
New Accounting Pronouncements or Change in Accounting Principle [Line Items] |  |  |  |  |
Allowance for loan losses |  |  | 667 |  |
Allowance for credit losses |  |  | 667 | $ 718 | $ 589
Unallocated [Member] | Impact of Adoption, Adjustment [Member] |  |  |  |  |
New Accounting Pronouncements or Change in Accounting Principle [Line Items] |  |  |  |  |
Allowance for loan losses |  |  | (667) |  |
Allowance for credit losses |  |  | $ (667) |  |

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