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ALLOWANCE FOR LOAN LOSSES - Loan loss by the primary segments (Details) - USD ($) $ in Thousands	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Loans:
Individually evaluated for impairment	$ 3,575	$ 2,170
Collectively evaluated for impairment	987,191	982,884
Total loans	990,766	985,054
Allowance for loan losses:
Specific reserve allocation	523	633
General reserve allocation	10,220	11,765
Total allowance for loan losses	10,743	12,398	$ 11,345	$ 9,279
Commercial.
Loans:
Individually evaluated for impairment		2,165
Collectively evaluated for impairment		248,972
Total loans		251,137
Allowance for loan losses:
Total allowance for loan losses	2,653	3,071
Commercial loans secured by non-owner occupied real estate
Loans:
Individually evaluated for impairment		5
Collectively evaluated for impairment		430,820
Total loans	450,744	430,825
Allowance for loan losses:
Total allowance for loan losses	5,972	6,392
Real estate - residential mortgage
Loans:
Individually evaluated for impairment		0
Collectively evaluated for impairment		287,996
Total loans	297,971	287,996
Allowance for loan losses:
Total allowance for loan losses	1,380	1,590
CONSUMER
Loans:
Individually evaluated for impairment		0
Collectively evaluated for impairment		15,096
Total loans	13,473	15,096
Allowance for loan losses:
Total allowance for loan losses	85	113
Allocation for general risk
Allowance for loan losses:
Specific reserve allocation	0	0
General reserve allocation	653	1,232
Total allowance for loan losses	653	1,232	1,093	924
Commercial
Loans:
Total loans	679,322	681,962
Commercial | Commercial.
Loans:
Individually evaluated for impairment	1,989
Collectively evaluated for impairment	226,589
Total loans	228,578
Allowance for loan losses:
Specific reserve allocation	520	628
General reserve allocation	2,133	2,443
Total allowance for loan losses	2,653	3,071	3,472	3,951
Commercial | Commercial loans secured by non-owner occupied real estate
Loans:
Individually evaluated for impairment	1,586
Collectively evaluated for impairment	449,158
Total loans	450,744	430,825
Allowance for loan losses:
Specific reserve allocation	3	5
General reserve allocation	5,969	6,387
Total allowance for loan losses	5,972	6,392	5,373	3,119
Consumer. | Real estate - residential mortgage
Loans:
Individually evaluated for impairment	0
Collectively evaluated for impairment	297,971
Total loans	297,971	287,996
Allowance for loan losses:
Specific reserve allocation	0	0
General reserve allocation	1,380	1,590
Total allowance for loan losses	1,380	1,590	1,292	1,159
Consumer. | CONSUMER
Loans:
Individually evaluated for impairment	0
Collectively evaluated for impairment	13,473
Total loans	13,473	15,096
Allowance for loan losses:
Specific reserve allocation	0	0
General reserve allocation	85	113
Total allowance for loan losses	$ 85	$ 113	$ 115	$ 126

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