Securities Available for Sale - Schedule of Amortized Cost and Fair Value of Investment Securities Portfolio by Expected Maturities (Details) - USD ($) $ in Thousands	Jun. 30, 2022		Dec. 31, 2021
Schedule Of Available For Sale Securities [Line Items]
Due one year or less, amorized cost	$ 0
Due from one to five years, amortized cost	1,401
Due from five to ten years, amortized cost	3,443
Due after ten years, amortized cost	14,054
Total amortized cost	30,821		$ 20,962
Due one year or less, estimated fair value	0
Due from one to five years, estimated fair value	1,388
Due from five to ten years, estimated fair value	3,203
Due after ten years, estimated fair value	11,520
Total estimated fair value	27,598		21,313
Residential Mortgage Backed
Schedule Of Available For Sale Securities [Line Items]
Debt securities, available-for-sale, maturity, allocated and single maturity date, amortized cost	9,151
Debt securities, available-for-sale, maturity, allocated and single maturity date, estimated fair value	8,787
Commercial mortgage-backed
Schedule Of Available For Sale Securities [Line Items]
Debt securities, available-for-sale, maturity, allocated and single maturity date, amortized cost	1,915
Total amortized cost	1,915
Debt securities, available-for-sale, maturity, allocated and single maturity date, estimated fair value	1,898
Total estimated fair value	1,898
SBA Guaranteed Debenture
Schedule Of Available For Sale Securities [Line Items]
Debt securities, available-for-sale, maturity, allocated and single maturity date, amortized cost	857
Total amortized cost	857	[1]	1,120
Debt securities, available-for-sale, maturity, allocated and single maturity date, estimated fair value	802
Total estimated fair value	$ 802	[1]	$ 1,131

[1] Small Business Administration