PREMISES AND EQUIPMENT- Additional information (Details) - USD ($)	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021	Dec. 31, 2021	Jan. 01, 2019
Initial Leases And Lease Modifications And Renewals				$ 9,500,000
Operating Lease Right Of Use Assets	$ 7,493,000		$ 7,715,000
Lease liability	$ 7,672,000		$ 7,900,000
Weighted-average lease term	P9Y1M6D
Operating Lease, Weighted Average Discount Rate, Percent	3.44%
Operating Lease, Expense	$ 369,000	$ 374,000
Lease expense related to ATMs	69,000	66,000
Income Recognized From Lessor Agreements	$ 294,000	$ 291,000
Minimum
Lessee Expected Lease Terms	P1Y
Maximum
Lessee Expected Lease Terms	P16Y8M12D