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Loans and Allowance for Credit Losses - Loans - Allowance by Loan Segment (Details) - USD ($)	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023
Financing Receivable, Allowance for Credit Losses
Balance, beginning of year	$ 2,157,000	$ 2,162,000
Charged off	(384,000)	(203,000)
Recoveries	222,000	102,000
(Release) provision for credit losses	844,000	96,000
Balance, end of year	2,839,000	2,157,000
Individually evaluated for impairment:
Individually evaluated for impairment, Balance in allowance	139,000	200,000
Individually evaluated for impairment, Related loan balance	799,000	329,000
Collectively evaluated for impairment:
Collectively evaluated for impairment, Balance in allowance	2,700,000	1,957,000
Collectively evaluated for impairment, Related loan balance	204,420,000	175,978,000
Real Estate Loan
Individually evaluated for impairment:
Individually evaluated for impairment, Balance in allowance	139,000	21,000
Real Estate Loan | Construction and Land
Financing Receivable, Allowance for Credit Losses
Balance, beginning of year	31,000	44,000
(Release) provision for credit losses	9,000	(13,000)
Balance, end of year	40,000	31,000
Collectively evaluated for impairment:
Collectively evaluated for impairment, Balance in allowance	40,000	31,000
Collectively evaluated for impairment, Related loan balance	8,882,000	4,636,000
Real Estate Loan | Farmland
Financing Receivable, Allowance for Credit Losses
Balance, beginning of year	18,000	20,000
(Release) provision for credit losses	(2,000)	(2,000)
Balance, end of year	16,000	18,000
Collectively evaluated for impairment:
Collectively evaluated for impairment, Balance in allowance	16,000	18,000
Collectively evaluated for impairment, Related loan balance	315,000	325,000
Real Estate Loan | Single-family Residential
Financing Receivable, Allowance for Credit Losses
Balance, beginning of year	1,290,000	1,230,000
(Release) provision for credit losses	239,000	60,000
Balance, end of year	1,529,000	1,290,000
Individually evaluated for impairment:
Individually evaluated for impairment, Balance in allowance	18,000	21,000
Individually evaluated for impairment, Related loan balance	26,000	30,000
Collectively evaluated for impairment:
Collectively evaluated for impairment, Balance in allowance	1,511,000	1,269,000
Collectively evaluated for impairment, Related loan balance	98,967,000	86,857,000
Real Estate Loan | Multi-family
Financing Receivable, Allowance for Credit Losses
Balance, beginning of year	96,000	103,000
(Release) provision for credit losses	128,000	(7,000)
Balance, end of year	224,000	96,000
Collectively evaluated for impairment:
Collectively evaluated for impairment, Balance in allowance	224,000	96,000
Collectively evaluated for impairment, Related loan balance	5,022,000	5,165,000
Real Estate Loan | Commercial
Financing Receivable, Allowance for Credit Losses
Balance, beginning of year	190,000	221,000
(Release) provision for credit losses	317,000	(31,000)
Balance, end of year	507,000	190,000
Individually evaluated for impairment:
Individually evaluated for impairment, Balance in allowance	121
Collectively evaluated for impairment:
Collectively evaluated for impairment, Balance in allowance	507,000	190,000
Collectively evaluated for impairment, Related loan balance	48,726,000	39,217,000
Commercial and Industrial
Individually evaluated for impairment:
Individually evaluated for impairment, Balance in allowance		179,000
Commercial and Industrial | Commercial and Industrial
Financing Receivable, Allowance for Credit Losses
Balance, beginning of year	304,000	174,000
Charged off	(299,000)
(Release) provision for credit losses	(32,000)	130,000
Balance, end of year	272,000	304,000
Individually evaluated for impairment:
Individually evaluated for impairment, Balance in allowance	121,000	179,000
Individually evaluated for impairment, Related loan balance	773,000	299,000
Collectively evaluated for impairment:
Collectively evaluated for impairment, Balance in allowance	151,000	125,000
Collectively evaluated for impairment, Related loan balance	15,932,000	10,551,000
Commercial and Industrial | SBA guaranty
Financing Receivable, Allowance for Credit Losses
Balance, beginning of year	21,000	22,000
Charged off	(299,000)
(Release) provision for credit losses	316,000	(1,000)
Balance, end of year	38,000	21,000
Collectively evaluated for impairment:
Collectively evaluated for impairment, Balance in allowance	38,000	21,000
Collectively evaluated for impairment, Related loan balance	5,691,000	5,924,000
Consumer Loans
Financing Receivable, Allowance for Credit Losses
Charged off	(85,000)
Consumer Loans | Consumer
Financing Receivable, Allowance for Credit Losses
Balance, beginning of year	30,000	23,000
Charged off	(18,000)	(79,000)
Recoveries	133,000	1,000
(Release) provision for credit losses	(100,000)	85,000
Balance, end of year	45,000	30,000
Collectively evaluated for impairment:
Collectively evaluated for impairment, Balance in allowance	45,000	30,000
Collectively evaluated for impairment, Related loan balance	2,880,000	2,039,000
Consumer Loans | Automobile
Financing Receivable, Allowance for Credit Losses
Balance, beginning of year	177,000	325,000
Charged off	(67,000)	(124,000)
Recoveries	89,000	101,000
(Release) provision for credit losses	(31,000)	(125,000)
Balance, end of year	168,000	177,000
Collectively evaluated for impairment:
Collectively evaluated for impairment, Balance in allowance	168,000	177,000
Collectively evaluated for impairment, Related loan balance	$ 18,005,000	$ 21,264,000

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