Regulatory and Operational Matters - Regulatory Capital Amounts and Ratios (Details) $ in Thousands	Sep. 30, 2024 USD ($)	Dec. 31, 2023 USD ($)
Parent Company
Total Capital (to risk weighted assets):
Actual	$ 61,681	$ 89,727
For capital adequacy	$ 63,090	$ 71,788
Actual	0.0782	0.1000
For capital adequacy	0.0800	0.0800
Tier 1 Capital (to risk weighted assets):
Actual	$ 43,018	$ 73,282
For capital adequacy	$ 47,317	$ 53,841
Actual	0.0545	0.0817
For capital adequacy	0.0600	0.0600
Common Equity Tier 1 Capital (to risk weighted assets):
Actual	$ 35,018	$ 65,282
For capital adequacy	$ 35,488	$ 40,381
Actual	0.0444	0.0727
For capital adequacy	0.0450	0.0450
Tier 1 Leverage Capital (to average assets):
Actual	$ 43,018	$ 73,282
For capital adequacy	$ 39,516	$ 43,339
Actual	0.0435	0.0676
For capital adequacy	0.0400	0.0400
Subsidiaries
Total Capital (to risk weighted assets):
Actual	$ 73,206	$ 100,683
To be Well Capitalized	78,837	89,732
For capital adequacy with Capital Buffer	82,779	94,218
For capital adequacy	$ 63,070	$ 71,785
Actual	0.0929	0.1122
To be Well Capitalized	0.1000	0.1000
For capital adequacy with Capital Buffer	0.1050	0.1050
For capital adequacy	0.0800	0.0800
Tier 1 Capital (to risk weighted assets):
Actual	$ 64,543	$ 94,238
To be Well Capitalized	63,070	71,785
For capital adequacy with Capital Buffer	67,012	76,272
For capital adequacy	$ 47,302	$ 53,839
Actual	0.0819	0.1050
To be Well Capitalized	0.0800	0.0800
For capital adequacy with Capital Buffer	0.0850	0.0850
For capital adequacy	0.0600	0.0600
Common Equity Tier 1 Capital (to risk weighted assets):
Actual	$ 64,543	$ 94,238
To be Well Capitalized	51,244	58,325
For capital adequacy with Capital Buffer	55,186	62,812
For capital adequacy	$ 35,477	$ 40,379
Actual	0.0819	0.1050
To be Well Capitalized	0.0650	0.0650
For capital adequacy with Capital Buffer	0.0700	0.0700
For capital adequacy	0.0450	0.0450
Tier 1 Leverage Capital (to average assets):
Actual	$ 64,543	$ 94,238
To be Well Capitalized	49,383	54,170
For capital adequacy	$ 39,506	$ 43,336
Actual	0.0653	0.0870
To be Well Capitalized	0.0500	0.0500
For capital adequacy	0.0400	0.0400