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Allowance for Loan Losses - Loan loss by the primary segments (Details) - USD ($) $ in Thousands	Sep. 30, 2022	Jun. 30, 2022	Dec. 31, 2021	Sep. 30, 2021	Jun. 30, 2021	Dec. 31, 2020
Loans:
Individually evaluated for impairment	$ 3,668		$ 2,170
Collectively evaluated for impairment	975,782		982,884
Total loans	979,450		985,054
Allowance for loan losses:
Specific reserve allocation	570		633
General reserve allocation	10,102		11,765
Total allowance for loan losses	10,672	$ 11,568	12,398	$ 12,124	$ 11,752	$ 11,345
Commercial loans secured by Non-Owner Occupied real estate
Loans:
Total loans	459,943		430,825
Real estate - residential mortgage
Loans:
Total loans	297,384		287,996
CONSUMER
Loans:
Total loans	13,736		15,096
Allocation for general risk
Allowance for loan losses:
Specific reserve allocation	0		0
General reserve allocation	1,020		1,232
Total allowance for loan losses	1,020	1,119	1,232	1,208	1,172	1,093
Commercial
Loans:
Total loans	668,330		681,962
Commercial | Commercial.
Loans:
Individually evaluated for impairment	2,045		2,165
Collectively evaluated for impairment	206,342		248,972
Total loans	208,387		251,137
Allowance for loan losses:
Specific reserve allocation	567		628
General reserve allocation	2,189		2,443
Total allowance for loan losses	2,756	3,158	3,071	3,124	3,534	3,472
Commercial | Commercial loans secured by Non-Owner Occupied real estate
Loans:
Individually evaluated for impairment	1,623		5
Collectively evaluated for impairment	458,320		430,820
Total loans	459,943		430,825
Allowance for loan losses:
Specific reserve allocation	3		5
General reserve allocation	5,429		6,387
Total allowance for loan losses	5,432	5,716	6,392	6,218	5,535	5,373
Commercial | Real estate - residential mortgage
Allowance for loan losses:
Total allowance for loan losses	1,377	1,473		1,457	1,388
Consumer.
Loans:
Total loans	311,120		303,092
Consumer. | Real estate - residential mortgage
Loans:
Individually evaluated for impairment	0		0
Collectively evaluated for impairment	297,384		287,996
Total loans	297,384		287,996
Allowance for loan losses:
Specific reserve allocation	0		0
General reserve allocation	1,377		1,590
Total allowance for loan losses	1,377		1,590	1,457		1,292
Consumer. | CONSUMER
Loans:
Individually evaluated for impairment	0		0
Collectively evaluated for impairment	13,736		15,096
Total loans	13,736		15,096
Allowance for loan losses:
Specific reserve allocation	0		0
General reserve allocation	87		113
Total allowance for loan losses	$ 87	$ 102	$ 113	$ 117	$ 123	$ 115

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