Income Taxes - Components of net deferred income tax benefits (Details) - USD ($) $ in Thousands	Dec. 31, 2023	Dec. 31, 2022
Deferred income tax expense:
Accrued deferred compensation	$ 89	$ 87
Allowance for credit losses	480	386
Accumulated depreciation	(12)	(18)
Accrued Liabilities	110	144
Reserve for unfunded commitments	130	131
Accounting standard 310-20	(151)	(145)
Right of use asset	(58)	(101)
Lease liability	58	101
Accumulated securities discount accretion	272	248
Net unrealized depreciation on investment securities available for sale	6,979	8,069
Net deferred income tax benefits	$ 7,897	$ 8,902