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Summary of Significant Accounting Policies (Narrative) (Details) - USD ($) $ in Thousands | 12 Months Ended |
--- | --- | ---
Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020 | Dec. 31, 2019
Significant Accounting Policies [Line Items] |  |  |  |
Cash exceeded federally insured limits | $ 136,900 |  |  |
Cash held, not federally insured | 133,200 |  |  |
Interest-bearing deposits in other financial institutions | 100 | $ 100 |  |
Balance outstanding in joint ventures | 1,568 | 2,150 |  |
Income recognized on joint ventures | $ 172 | 224 | $ 173 |
Tax benefit greater than being realized on examination | 50.00% |  |  |
Collateral pledged for advances | $ 356,828 | 242,335 |  |
Investment | 2,097 | 2,097 |  |
Maximum exposure to loss related to investments | 2,097 |  |  |
Allowance for loans and leases | 16,062 | 15,508 | 17,022 | $ 7,138
ASU 2016-13 [Member] | Cumulative Effect, Period of Adoption, Adjustment [Member] |  |  |  |
Significant Accounting Policies [Line Items] |  |  |  |
Allowance for loans and leases | 15 |  |  |
Cash [Member] |  |  |  |
Significant Accounting Policies [Line Items] |  |  |  |
Collateral pledged for advances | $ 3,300 | 3,300 |  |
Minimum [Member] | Buildings And Related Components [Member] |  |  |  |
Significant Accounting Policies [Line Items] |  |  |  |
Estimated useful life | 3 years |  |  |
Minimum [Member] | Furniture, fixtures and equipment [Member] |  |  |  |
Significant Accounting Policies [Line Items] |  |  |  |
Estimated useful life | 2 years |  |  |
Maximum [Member] |  |  |  |
Significant Accounting Policies [Line Items] |  |  |  |
Home equity lines of credit combined with the balance of the prior mortgage liens | 89.90% |  |  |
Maturity of cash, deposits with other financial institutions | 90 days |  |  |
Maximum [Member] | Buildings And Related Components [Member] |  |  |  |
Significant Accounting Policies [Line Items] |  |  |  |
Estimated useful life | 40 years |  |  |
Maximum [Member] | Furniture, fixtures and equipment [Member] |  |  |  |
Significant Accounting Policies [Line Items] |  |  |  |
Estimated useful life | 25 years |  |  |
Single-Family Residential [Member] |  |  |  |
Significant Accounting Policies [Line Items] |  |  |  |
Collateral pledged for advances | $ 292,558 | 203,627 |  |
Allowance for loans and leases | $ 3,914 | 3,348 | 1,299 | 948
Single-Family Residential [Member] | Maximum [Member] |  |  |  |
Significant Accounting Policies [Line Items] |  |  |  |
Lending amount up to the percentage of collateral | 80.00% |  |  |
Multi-Family Residential [Member] |  |  |  |
Significant Accounting Policies [Line Items] |  |  |  |
Collateral pledged for advances | $ 43,021 | 21,650 |  |
Allowance for loans and leases | $ 997 | 827 | 467 | 447
Multi-Family Residential [Member] | Minimum [Member] |  |  |  |
Significant Accounting Policies [Line Items] |  |  |  |
Fixed rates loans limit, period | 3 years |  |  |
Multi-Family Residential [Member] | Maximum [Member] |  |  |  |
Significant Accounting Policies [Line Items] |  |  |  |
Lending amount up to the percentage of collateral | 85.00% |  |  |
Fixed rates loans limit, period | 5 years |  |  |
Commercial Real Estate [Member] |  |  |  |
Significant Accounting Policies [Line Items] |  |  |  |
Collateral pledged for advances | $ 12,938 | 9,801 |  |
Allowance for loans and leases | $ 3,384 | 5,034 | 9,184 | 2,604
Commercial Real Estate [Member] | Minimum [Member] |  |  |  |
Significant Accounting Policies [Line Items] |  |  |  |
Fixed rates loans limit, period | 3 years |  |  |
Commercial Real Estate [Member] | Maximum [Member] |  |  |  |
Significant Accounting Policies [Line Items] |  |  |  |
Lending amount up to the percentage of collateral | 85.00% |  |  |
Fixed rates loans limit, period | 5 years |  |  |
Construction [Member] |  |  |  |
Significant Accounting Policies [Line Items] |  |  |  |
Allowance for loans and leases | $ 2,644 | $ 1,744 | $ 2,254 | $ 759
Construction [Member] | Maximum [Member] |  |  |  |
Significant Accounting Policies [Line Items] |  |  |  |
Lending amount up to the percentage of collateral | 80.00% |  |  |
Maturity of construction loans convert to permanent loans | 30 years |  |  |

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