BANK PREMISES AND EQUIPMENT - Summary of Bank Premises and Equipment (Details) - USD ($) $ in Thousands	Dec. 31, 2024	Dec. 31, 2023
BANK PREMISES AND EQUIPMENT
Property, plant and equipment	$ 51,648	$ 51,387
Less: accumulated depreciation	(30,310)	(29,755)
Net	21,338	21,632
Land
BANK PREMISES AND EQUIPMENT
Property, plant and equipment	3,573	3,573
Buildings and improvements
BANK PREMISES AND EQUIPMENT
Property, plant and equipment	33,623	32,582
Furniture and equipment
BANK PREMISES AND EQUIPMENT
Property, plant and equipment	14,266	14,618
Construction in Progress
BANK PREMISES AND EQUIPMENT
Property, plant and equipment	$ 186	$ 614