Loans (Credit Quality Indicators) (Details) - USD ($) $ in Thousands	Dec. 31, 2021	Dec. 31, 2020
Total loans for credit quality indicators monitored for commercial loans	$ 203,358	$ 184,394
Pass [Member]
Total loans for credit quality indicators monitored for commercial loans	202,181	183,402
Special Mention [Member]
Total loans for credit quality indicators monitored for commercial loans	843	0
Substandard [Member]
Total loans for credit quality indicators monitored for commercial loans	334	288
Doubtful [Member]
Total loans for credit quality indicators monitored for commercial loans	0	704
Commercial Portfolio Segment [Member] | Development [Member]
Total loans for credit quality indicators monitored for commercial loans	21,396	14,090
Commercial Portfolio Segment [Member] | Development [Member] | Pass [Member]
Total loans for credit quality indicators monitored for commercial loans	21,396	14,090
Commercial Portfolio Segment [Member] | Development [Member] | Special Mention [Member]
Total loans for credit quality indicators monitored for commercial loans	0	0
Commercial Portfolio Segment [Member] | Development [Member] | Substandard [Member]
Total loans for credit quality indicators monitored for commercial loans	0	0
Commercial Portfolio Segment [Member] | Development [Member] | Doubtful [Member]
Total loans for credit quality indicators monitored for commercial loans	0	0
Commercial Portfolio Segment [Member] | Real Estate Loan [Member]
Total loans for credit quality indicators monitored for commercial loans	94,830	87,605
Commercial Portfolio Segment [Member] | Real Estate Loan [Member] | Pass [Member]
Total loans for credit quality indicators monitored for commercial loans	93,653	87,605
Commercial Portfolio Segment [Member] | Real Estate Loan [Member] | Special Mention [Member]
Total loans for credit quality indicators monitored for commercial loans	843	0
Commercial Portfolio Segment [Member] | Real Estate Loan [Member] | Substandard [Member]
Total loans for credit quality indicators monitored for commercial loans	334	0
Commercial Portfolio Segment [Member] | Real Estate Loan [Member] | Doubtful [Member]
Total loans for credit quality indicators monitored for commercial loans	0	0
Commercial Portfolio Segment [Member] | Commercial and Industrial [Member]
Total loans for credit quality indicators monitored for commercial loans	18,387	20,758
Commercial Portfolio Segment [Member] | Commercial and Industrial [Member] | Pass [Member]
Total loans for credit quality indicators monitored for commercial loans	18,387	20,046
Commercial Portfolio Segment [Member] | Commercial and Industrial [Member] | Special Mention [Member]
Total loans for credit quality indicators monitored for commercial loans	0	0
Commercial Portfolio Segment [Member] | Commercial and Industrial [Member] | Substandard [Member]
Total loans for credit quality indicators monitored for commercial loans	0	8
Commercial Portfolio Segment [Member] | Commercial and Industrial [Member] | Doubtful [Member]
Total loans for credit quality indicators monitored for commercial loans	0	704
Residential Real Estate and Consumer [Member]
Total loans for credit quality indicators monitored for residential real estate and consumer loans	21,470	33,564
Residential Real Estate and Consumer [Member] | Performing Financial Instruments [Member]
Total loans for credit quality indicators monitored for residential real estate and consumer loans	21,298	33,495
Residential Real Estate and Consumer [Member] | Nonperforming Financial Instruments [Member]
Total loans for credit quality indicators monitored for residential real estate and consumer loans	172	69
Residential Real Estate and Consumer [Member] | One-to-Four Family Owner-occupied [Member]
Total loans for credit quality indicators monitored for residential real estate and consumer loans	18,158	30,548
Residential Real Estate and Consumer [Member] | One-to-Four Family Owner-occupied [Member] | Performing Financial Instruments [Member]
Total loans for credit quality indicators monitored for residential real estate and consumer loans	17,986	30,479
Residential Real Estate and Consumer [Member] | One-to-Four Family Owner-occupied [Member] | Nonperforming Financial Instruments [Member]
Total loans for credit quality indicators monitored for residential real estate and consumer loans	172	69
Residential Real Estate and Consumer [Member] | One-to-Four Family Investor-owned [Member]
Total loans for credit quality indicators monitored for commercial loans	26,234	32,638
Residential Real Estate and Consumer [Member] | One-to-Four Family Investor-owned [Member] | Pass [Member]
Total loans for credit quality indicators monitored for commercial loans	26,234	32,358
Residential Real Estate and Consumer [Member] | One-to-Four Family Investor-owned [Member] | Special Mention [Member]
Total loans for credit quality indicators monitored for commercial loans	0	0
Residential Real Estate and Consumer [Member] | One-to-Four Family Investor-owned [Member] | Substandard [Member]
Total loans for credit quality indicators monitored for commercial loans	0	280
Residential Real Estate and Consumer [Member] | One-to-Four Family Investor-owned [Member] | Doubtful [Member]
Total loans for credit quality indicators monitored for commercial loans	0	0
Residential Real Estate and Consumer [Member] | Multifamily Loan [Member]
Total loans for credit quality indicators monitored for commercial loans	42,511	29,303
Residential Real Estate and Consumer [Member] | Multifamily Loan [Member] | Pass [Member]
Total loans for credit quality indicators monitored for commercial loans	42,511	29,303
Residential Real Estate and Consumer [Member] | Multifamily Loan [Member] | Special Mention [Member]
Total loans for credit quality indicators monitored for commercial loans	0	0
Residential Real Estate and Consumer [Member] | Multifamily Loan [Member] | Substandard [Member]
Total loans for credit quality indicators monitored for commercial loans	0	0
Residential Real Estate and Consumer [Member] | Multifamily Loan [Member] | Doubtful [Member]
Total loans for credit quality indicators monitored for commercial loans	0	0
Residential Real Estate and Consumer [Member] | Consumer [Member]
Total loans for credit quality indicators monitored for residential real estate and consumer loans	3,312	3,016
Residential Real Estate and Consumer [Member] | Consumer [Member] | Performing Financial Instruments [Member]
Total loans for credit quality indicators monitored for residential real estate and consumer loans	3,312	3,016
Residential Real Estate and Consumer [Member] | Consumer [Member] | Nonperforming Financial Instruments [Member]
Total loans for credit quality indicators monitored for residential real estate and consumer loans	$ 0	$ 0