INCOME TAXES - Components of the net deferred tax liabilities (Details) - USD ($) $ in Thousands	Dec. 31, 2025	Dec. 31, 2024
Deferred tax assets:
Allowance for credit losses	$ 625	$ 589
Net operating loss carryforward	937	813
Nonaccrual interest	13	4
Net unrealized loss on securities available-for-sale	721	862
Other	99	98
Total deferred tax assets	2,395	2,366
Deferred tax liabilities:
Net retirement plans	(2,050)	(1,872)
Depreciation	(490)	(403)
Deferred loan fees	(328)	(394)
Other		(1)
Total deferred tax liabilities	(2,868)	(2,670)
Valuation allowance	(478)	(449)
Net deferred tax liabilities	$ (951)	$ (753)