Loans and Allowance for Credit Losses - Performance of the loan portfolio (Details) - USD ($) $ in Thousands	Dec. 31, 2024	Dec. 31, 2023
Loan Portfolio
Total loans	$ 96,905	$ 91,390
Pass
Loan Portfolio
Total loans	95,424	89,490
Special Mention
Loan Portfolio
Total loans	637	1,173
Substandard
Loan Portfolio
Total loans	844	727
Residential 1-4 family | Pass
Loan Portfolio
Total loans	65,373	62,271
Residential 1-4 family | Substandard
Loan Portfolio
Total loans	348	571
Commercial Real Estate | Pass
Loan Portfolio
Total loans	20,279	16,410
Commercial Real Estate | Special Mention
Loan Portfolio
Total loans	637	1,173
Commercial Real Estate | Substandard
Loan Portfolio
Total loans	496	156
Construction and Land Development | Pass
Loan Portfolio
Total loans	1,637	2,780
Mortgage loans on real estate
Loan Portfolio
Total loans	88,770	83,361
Mortgage loans on real estate | Residential 1-4 family
Loan Portfolio
Total loans	65,721	62,842
Mortgage loans on real estate | Commercial Real Estate
Loan Portfolio
Total loans	21,412	17,739
Mortgage loans on real estate | Construction and Land Development
Loan Portfolio
Total loans	1,637	2,780
Commercial loans
Loan Portfolio
Total loans	4,656	5,000
Commercial loans | Pass
Loan Portfolio
Total loans	4,656	5,000
Consumer
Loan Portfolio
Total loans	3,479	3,029
Consumer | Pass
Loan Portfolio
Total loans	$ 3,479	$ 3,029