Securities - Securities By Contractual Maturity (Details) - USD ($) $ in Thousands	Dec. 31, 2021	Dec. 31, 2020
Available for sale at fair value:
Within one year, Amount	$ 224
After one through five years, Amount	4,187
After five through ten years, Amount	15,945
After ten years, Amount	36,126
Securities available for sale	$ 56,480	$ 45,617
Rolling maturity, Yield
Within one year, Yield	3.66%
After one through five years, Yield	4.74%
After five through ten years, Yield	4.61%
After ten years, Yield	2.21%
Total carrying value, Yield	3.08
Held to maturity at cost
Debt Securities, Held-to-maturity, Maturity, Allocated and Single Maturity Date, Rolling after 10 Years, Fair Value	$ 14,276
Debt Securities, Held-to-maturity, Maturity, Allocated and Single Maturity Date, Fair Value	$ 14,276
Debt Securities, Held-to-maturity, Rolling Maturity, Weighted Average Yield [Abstract]
Debt Securities, Held-to-maturity, Maturity, Rolling after Ten Years, Weighted Average Yield	2.72%
Debt Securities Held To Maturity Rolling Maturity Weighted Average Yield	2.72%
Equity securities at fair value:
After ten years, Amount	$ 8,566
Estimated fair value	$ 8,566	1,954
After ten years, Yield	2.01%
Total carrying value, Yield	2.01%
U.S. Government sponsored entities
Available for sale at fair value:
Securities available for sale		2,003
Held to maturity at cost
Debt Securities, Held-to-maturity, Maturity, Allocated and Single Maturity Date, Rolling after 10 Years, Fair Value	$ 10,000
Debt Securities, Held-to-maturity, Maturity, Allocated and Single Maturity Date, Fair Value	$ 10,000
Debt Securities, Held-to-maturity, Rolling Maturity, Weighted Average Yield [Abstract]
Debt Securities, Held-to-maturity, Maturity, Rolling after Ten Years, Weighted Average Yield	2.68%
Debt Securities Held To Maturity Rolling Maturity Weighted Average Yield	2.68%
State and political subdivisions
Available for sale at fair value:
Within one year, Amount	$ 201
After one through five years, Amount	423
After ten years, Amount	371
Securities available for sale	$ 994	2,969
Rolling maturity, Yield
Within one year, Yield	3.89%
After one through five years, Yield	2.91%
After ten years, Yield	2.75%
Total carrying value, Yield	3.05
Residential mortgage-backed securities
Available for sale at fair value:
Within one year, Amount	$ 23
After one through five years, Amount	763
After five through ten years, Amount	575
After ten years, Amount	8,389
Securities available for sale	$ 9,749	17,410
Rolling maturity, Yield
Within one year, Yield	1.66%
After one through five years, Yield	2.56%
After five through ten years, Yield	2.44%
After ten years, Yield	2.52%
Total carrying value, Yield	2.52
Held to maturity at cost
Debt Securities, Held-to-maturity, Maturity, Allocated and Single Maturity Date, Rolling after 10 Years, Fair Value	$ 4,276
Debt Securities, Held-to-maturity, Maturity, Allocated and Single Maturity Date, Fair Value	$ 4,276
Debt Securities, Held-to-maturity, Rolling Maturity, Weighted Average Yield [Abstract]
Debt Securities, Held-to-maturity, Maturity, Rolling after Ten Years, Weighted Average Yield	2.81%
Debt Securities Held To Maturity Rolling Maturity Weighted Average Yield	2.81%
Corporate and other securities
Available for sale at fair value:
After one through five years, Amount	$ 3,001
After five through ten years, Amount	15,370
After ten years, Amount	27,366
Securities available for sale	$ 45,737	$ 23,235
Rolling maturity, Yield
After one through five years, Yield	5.55%
After five through ten years, Yield	4.69%
After ten years, Yield	2.10%
Total carrying value, Yield	3.20