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Allowance for Loan Losses - Loan loss by the primary segments (Details) - USD ($) $ in Thousands	Jun. 30, 2022	Mar. 31, 2022	Dec. 31, 2021	Jun. 30, 2021	Mar. 31, 2021	Dec. 31, 2020
Loans:
Individually evaluated for impairment	$ 2,092		$ 2,170
Collectively evaluated for impairment	962,241		982,884
Total loans	964,333		985,054
Allowance for loan losses:
Specific reserve allocation	617		633
General reserve allocation	10,951		11,765
Total allowance for loan losses	11,568	$ 11,922	12,398	$ 11,752	$ 11,631	$ 11,345
Commercial loans secured by Non-Owner Occupied real estate
Loans:
Total loans	432,831		430,825
REAL ESTATE - RESIDENTIAL MORTGAGE
Loans:
Total loans	292,592		287,996
CONSUMER
Loans:
Total loans	15,033		15,096
Allocation for general risk
Allowance for loan losses:
Specific reserve allocation	0		0
General reserve allocation	1,119		1,232
Total allowance for loan losses	1,119	1,177	1,232	1,172	1,161	1,093
Commercial
Loans:
Total loans	656,708		681,962
Commercial | Commercial.
Loans:
Individually evaluated for impairment	2,087		2,165
Collectively evaluated for impairment	221,790		248,972
Total loans	223,877		251,137
Allowance for loan losses:
Specific reserve allocation	612		628
General reserve allocation	2,546		2,443
Total allowance for loan losses	3,158	3,251	3,071	3,534	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	432,826		430,820
Total loans	432,831		430,825
Allowance for loan losses:
Specific reserve allocation	5		5
General reserve allocation	5,711		6,387
Total allowance for loan losses	5,716	5,930	6,392	5,535	5,448	5,373
Commercial | REAL ESTATE - RESIDENTIAL MORTGAGE
Allowance for loan losses:
Total allowance for loan losses	1,473	1,465		1,388	1,329
Consumer.
Loans:
Total loans	307,625		303,092
Consumer. | REAL ESTATE - RESIDENTIAL MORTGAGE
Loans:
Individually evaluated for impairment	0		0
Collectively evaluated for impairment	292,592		287,996
Total loans	292,592		287,996
Allowance for loan losses:
Specific reserve allocation	0		0
General reserve allocation	1,473		1,590
Total allowance for loan losses	1,473		1,590	1,388		1,292
Consumer. | CONSUMER
Loans:
Individually evaluated for impairment	0		0
Collectively evaluated for impairment	15,033		15,096
Total loans	15,033		15,096
Allowance for loan losses:
Specific reserve allocation	0		0
General reserve allocation	102		113
Total allowance for loan losses	$ 102	$ 99	$ 113	$ 123	$ 121	$ 115

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