BANK PREMISES AND EQUIPMENT - Additional information (Details)	12 Months Ended
	Dec. 31, 2024 USD ($) item	Dec. 31, 2023 USD ($) item	Dec. 31, 2022 USD ($) item
BANK PREMISES AND EQUIPMENT
Depreciation, Depletion and Amortization, Nonproduction	$ 1,678,000	$ 1,551,000	$ 1,664,000
Units Of Land Sold | item	1	1	0
Number Of Equipment Sold | item	1		0
Gain (loss) on sale of property, plant and equipment, net	$ 9,000	$ 30,000	$ 0
Land and equipment
BANK PREMISES AND EQUIPMENT
Gain (loss) on sale of property, plant and equipment, net	46,000
Equipment
BANK PREMISES AND EQUIPMENT
Gain (loss) on sale of property, plant and equipment, net	$ (37,000)
Land
BANK PREMISES AND EQUIPMENT
Gain (loss) on sale of property, plant and equipment, net		$ 30,000