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Allowance for Loan Losses - Loan loss by the primary segments (Details) - USD ($) $ in Thousands	Mar. 31, 2022	Dec. 31, 2021	Mar. 31, 2021	Dec. 31, 2020
Loans:
Individually evaluated for impairment	$ 2,132	$ 2,170
Collectively evaluated for impairment	976,240	982,884
Total loans	978,372	985,054
Allowance for loan losses:
Specific reserve allocation	627	633
General reserve allocation	11,295	11,765
Total allowance for loan losses	11,922	12,398	$ 11,631	$ 11,345
Commercial loans secured by Non-Owner Occupied real estate
Loans:
Total loans	430,105	430,825
REAL ESTATE - RESIDENTIAL MORTGAGE
Loans:
Total loans	292,530	287,996
CONSUMER
Loans:
Total loans	14,631	15,096
Allocation for general risk
Allowance for loan losses:
Specific reserve allocation	0	0
General reserve allocation	1,177	1,232
Total allowance for loan losses	1,177	1,232	1,161	1,093
Commercial
Loans:
Total loans	671,211	681,962
Commercial | Commercial.
Loans:
Individually evaluated for impairment	2,127	2,165
Collectively evaluated for impairment	238,979	248,972
Total loans	241,106	251,137
Allowance for loan losses:
Specific reserve allocation	622	628
General reserve allocation	2,629	2,443
Total allowance for loan losses	3,251	3,071	3,572	3,472
Commercial | Commercial loans secured by Non-Owner Occupied real estate
Loans:
Individually evaluated for impairment	5	5
Collectively evaluated for impairment	430,100	430,820
Total loans	430,105	430,825
Allowance for loan losses:
Specific reserve allocation	5	5
General reserve allocation	5,925	6,387
Total allowance for loan losses	5,930	6,392	5,448	5,373
Consumer.
Loans:
Total loans	307,161	303,092
Consumer. | REAL ESTATE - RESIDENTIAL MORTGAGE
Loans:
Individually evaluated for impairment	0	0
Collectively evaluated for impairment	292,530	287,996
Total loans	292,530	287,996
Allowance for loan losses:
Specific reserve allocation	0	0
General reserve allocation	1,465	1,590
Total allowance for loan losses	1,465	1,590	1,329	1,292
Consumer. | CONSUMER
Loans:
Individually evaluated for impairment	0	0
Collectively evaluated for impairment	14,631	15,096
Total loans	14,631	15,096
Allowance for loan losses:
Specific reserve allocation	0	0
General reserve allocation	99	113
Total allowance for loan losses	$ 99	$ 113	$ 121	$ 115

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