Allowance for Loan Losses (Analysis of Past Due Loans and Non-Accruing Loans) (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2022
Financing Receivable, Past Due [Line Items]
Loans Receivable	$ 519,779	$ 576,709
Loans on Non-Accrual	9,521	2,931
Real Estate Loans: One-to-Four Family [Member]
Financing Receivable, Past Due [Line Items]
Loans Receivable	158,826	175,904
Loans on Non-Accrual	1,878	2,295
Real Estate Loans: Home Equity [Member]
Financing Receivable, Past Due [Line Items]
Loans Receivable	48,071	53,057
Loans on Non-Accrual	636	602
Real Estate Loans: Commercial [Member]
Financing Receivable, Past Due [Line Items]
Loans Receivable	266,525	304,037
Loans on Non-Accrual	7,002
Real Estate Loans: Construction - Commercial [Member]
Financing Receivable, Past Due [Line Items]
Loans Receivable	21,824	22,918
Other Loans: Commercial [Member]
Financing Receivable, Past Due [Line Items]
Loans Receivable	23,216	19,576
PPP loans outstanding	$ 4,600
PPP loans guaranteed by SBA, percent	100.00%
Other Loans: Consumer [Member]
Financing Receivable, Past Due [Line Items]
Loans Receivable	$ 1,317	1,217
Loans on Non-Accrual	5	34
Financial Asset, 30 to 59 Days Past Due [Member]
Financing Receivable, Past Due [Line Items]
Loans Receivable	645	1,325
Financial Asset, 30 to 59 Days Past Due [Member] | Real Estate Loans: One-to-Four Family [Member]
Financing Receivable, Past Due [Line Items]
Loans Receivable	373	1,173
Financial Asset, 30 to 59 Days Past Due [Member] | Real Estate Loans: Home Equity [Member]
Financing Receivable, Past Due [Line Items]
Loans Receivable	265	137
Financial Asset, 30 to 59 Days Past Due [Member] | Other Loans: Consumer [Member]
Financing Receivable, Past Due [Line Items]
Loans Receivable	7	15
Financial Asset, 60 to 89 Days Past Due [Member]
Financing Receivable, Past Due [Line Items]
Loans Receivable	911	667
Financial Asset, 60 to 89 Days Past Due [Member] | Real Estate Loans: One-to-Four Family [Member]
Financing Receivable, Past Due [Line Items]
Loans Receivable	758	380
Financial Asset, 60 to 89 Days Past Due [Member] | Real Estate Loans: Home Equity [Member]
Financing Receivable, Past Due [Line Items]
Loans Receivable	146	287
Financial Asset, 60 to 89 Days Past Due [Member] | Other Loans: Consumer [Member]
Financing Receivable, Past Due [Line Items]
Loans Receivable	7
Financial Asset, 90 Days or More Past Due [Member]
Financing Receivable, Past Due [Line Items]
Loans Receivable	1,633	2,134
Financial Asset, 90 Days or More Past Due [Member] | Real Estate Loans: One-to-Four Family [Member]
Financing Receivable, Past Due [Line Items]
Loans Receivable	1,096	1,649
Financial Asset, 90 Days or More Past Due [Member] | Real Estate Loans: Home Equity [Member]
Financing Receivable, Past Due [Line Items]
Loans Receivable	532	468
Financial Asset, 90 Days or More Past Due [Member] | Other Loans: Consumer [Member]
Financing Receivable, Past Due [Line Items]
Loans Receivable	5	17
Financial Asset, Past Due [Member]
Financing Receivable, Past Due [Line Items]
Loans Receivable	3,189	4,126
Financial Asset, Past Due [Member] | Real Estate Loans: One-to-Four Family [Member]
Financing Receivable, Past Due [Line Items]
Loans Receivable	2,227	3,202
Financial Asset, Past Due [Member] | Real Estate Loans: Home Equity [Member]
Financing Receivable, Past Due [Line Items]
Loans Receivable	943	892
Financial Asset, Past Due [Member] | Other Loans: Consumer [Member]
Financing Receivable, Past Due [Line Items]
Loans Receivable	19	32
Financial Asset, Current Due [Member]
Financing Receivable, Past Due [Line Items]
Loans Receivable	516,590	572,583
Financial Asset, Current Due [Member] | Real Estate Loans: One-to-Four Family [Member]
Financing Receivable, Past Due [Line Items]
Loans Receivable	156,599	172,702
Financial Asset, Current Due [Member] | Real Estate Loans: Home Equity [Member]
Financing Receivable, Past Due [Line Items]
Loans Receivable	47,128	52,165
Financial Asset, Current Due [Member] | Real Estate Loans: Commercial [Member]
Financing Receivable, Past Due [Line Items]
Loans Receivable	266,525	304,037
Financial Asset, Current Due [Member] | Real Estate Loans: Construction - Commercial [Member]
Financing Receivable, Past Due [Line Items]
Loans Receivable	21,824	22,918
Financial Asset, Current Due [Member] | Other Loans: Commercial [Member]
Financing Receivable, Past Due [Line Items]
Loans Receivable	23,216	19,576
Financial Asset, Current Due [Member] | Other Loans: Consumer [Member]
Financing Receivable, Past Due [Line Items]
Loans Receivable	$ 1,298	$ 1,185