Loans (Credit Quality Indicators) (Details) - USD ($) $ in Thousands	Jun. 30, 2020	Dec. 31, 2019
Total loans for credit quality indicators	$ 169,216	$ 158,132
Pass [Member]
Total loans for credit quality indicators	164,819	154,130
Special Mention [Member]
Total loans for credit quality indicators	2,900	3,364
Substandard [Member]
Total loans for credit quality indicators	1,497	638
Commercial Portfolio Segment [Member] | Development [Member]
Total loans for credit quality indicators	14,852	18,222
Commercial Portfolio Segment [Member] | Development [Member] | Pass [Member]
Total loans for credit quality indicators	14,852	18,222
Commercial Portfolio Segment [Member] | Real Estate Loan [Member]
Total loans for credit quality indicators	74,369	68,621
Commercial Portfolio Segment [Member] | Real Estate Loan [Member] | Pass [Member]
Total loans for credit quality indicators	73,162	68,036
Commercial Portfolio Segment [Member] | Real Estate Loan [Member] | Special Mention [Member]
Total loans for credit quality indicators	569	585
Commercial Portfolio Segment [Member] | Real Estate Loan [Member] | Substandard [Member]
Total loans for credit quality indicators	638
Commercial Portfolio Segment [Member] | Commercial and Industrial [Member]
Total loans for credit quality indicators	25,394	13,681
Commercial Portfolio Segment [Member] | Commercial and Industrial [Member] | Pass [Member]
Total loans for credit quality indicators	22,878	10,888
Commercial Portfolio Segment [Member] | Commercial and Industrial [Member] | Special Mention [Member]
Total loans for credit quality indicators	2,331	2,779
Commercial Portfolio Segment [Member] | Commercial and Industrial [Member] | Substandard [Member]
Total loans for credit quality indicators	185	14
Residential Real Estate and Consumer [Member]
Total loans for credit quality indicators	32,590	33,610
Residential Real Estate and Consumer [Member] | Performing Financial Instruments [Member]
Total loans for credit quality indicators	32,590	32,777
Residential Real Estate and Consumer [Member] | Nonperforming Financial Instruments [Member]
Total loans for credit quality indicators		833
Residential Real Estate and Consumer [Member] | One-to-Four Family Owner-occupied [Member]
Total loans for credit quality indicators	28,535	29,380
Residential Real Estate and Consumer [Member] | One-to-Four Family Owner-occupied [Member] | Performing Financial Instruments [Member]
Total loans for credit quality indicators	28,535	28,636
Residential Real Estate and Consumer [Member] | One-to-Four Family Owner-occupied [Member] | Nonperforming Financial Instruments [Member]
Total loans for credit quality indicators		744
Residential Real Estate and Consumer [Member] | Consumer [Member]
Total loans for credit quality indicators	4,055	4,230
Residential Real Estate and Consumer [Member] | Consumer [Member] | Performing Financial Instruments [Member]
Total loans for credit quality indicators	4,055	4,141
Residential Real Estate and Consumer [Member] | Consumer [Member] | Nonperforming Financial Instruments [Member]
Total loans for credit quality indicators		89
Residential Real Estate and Consumer [Member] | One-to-Four Family Investor-owned [Member]
Total loans for credit quality indicators	29,175	28,077
Residential Real Estate and Consumer [Member] | One-to-Four Family Investor-owned [Member] | Pass [Member]
Total loans for credit quality indicators	28,501	27,453
Residential Real Estate and Consumer [Member] | One-to-Four Family Investor-owned [Member] | Substandard [Member]
Total loans for credit quality indicators	674	624
Residential Real Estate and Consumer [Member] | Multifamily Loan [Member]
Total loans for credit quality indicators	25,426	29,531
Residential Real Estate and Consumer [Member] | Multifamily Loan [Member] | Pass [Member]
Total loans for credit quality indicators	$ 25,426	$ 29,531