Available-for-Sale Securities - By Maturity Date (Details) - USD ($) $ in Thousands	Mar. 31, 2023	Dec. 31, 2022
Amortized Cost
Due Within 5 years	$ 5,169	$ 6,932
Due After 5 years through 10 years	25,022	25,127
Due After 10 years	80,950	73,546
Amortized Cost	111,141	105,605
Fair Value
Due Within 5 years	4,856	6,690
Due After 5 years through 10 years	19,423	18,633
Due After 10 years	67,457	59,197
Total	91,736	84,520
Available-for-sale securities with stated maturity dates
Amortized Cost
Due Within 5 years	5,169	6,932
Due After 5 years through 10 years	19,768	19,851
Due After 10 years	5,120	5,342
Amortized Cost	30,057	32,125
Fair Value
Due Within 5 years	4,856	6,690
Due After 5 years through 10 years	15,193	14,504
Due After 10 years	4,150	4,280
Total	24,199	25,474
Corporate bonds
Amortized Cost
Due Within 5 years	2,015	3,778
Due After 5 years through 10 years	15,995	15,995
Due After 10 years	0	0
Amortized Cost	18,010	19,773
Fair Value
Due Within 5 years	1,967	3,721
Due After 5 years through 10 years	11,695	10,934
Due After 10 years	0	0
Total	13,662	14,655
Subordinated notes
Amortized Cost
Due Within 5 years	3,000	3,000
Due After 5 years through 10 years	2,000	2,000
Due After 10 years	0	0
Amortized Cost	5,000	5,000
Fair Value
Due Within 5 years	2,748	2,830
Due After 5 years through 10 years	1,773	1,772
Due After 10 years	0	0
Total	4,521	4,602
SBA loan pools
Amortized Cost
Due Within 5 years	0	0
Due After 5 years through 10 years	1,367	1,449
Due After 10 years	5,120	5,342
Amortized Cost	6,487	6,791
Fair Value
Due Within 5 years	0	0
Due After 5 years through 10 years	1,355	1,438
Due After 10 years	4,150	4,280
Total	5,505	5,718
Municipal bonds
Amortized Cost
Due Within 5 years	154	154
Due After 5 years through 10 years	406	407
Due After 10 years	0	0
Amortized Cost	560	561
Fair Value
Due Within 5 years	141	139
Due After 5 years through 10 years	370	360
Due After 10 years	0	0
Total	511	499
U. S. Government agency and mortgage-backed securities
Amortized Cost
Due Within 5 years	0	0
Due After 5 years through 10 years	5,254	5,276
Due After 10 years	75,830	68,204
Amortized Cost	81,084	73,480
Fair Value
Due Within 5 years	0	0
Due After 5 years through 10 years	4,230	4,129
Due After 10 years	63,307	54,917
Total	$ 67,537	$ 59,046