Loans and Allowance for Loan Losses (Details 7) - USD ($) $ in Thousands	Dec. 31, 2020	Dec. 31, 2019
Summary of key information for impaired loans
Unpaid Principal Balance	$ 14,993	$ 12,682
Impaired loans	12,962	12,013
Impaired loans with no related allowance for loan losses	7,824	7,344
Impaired loans with related allowance for loan losses	5,138	4,669
Related allowance for loan losses	1,709	1,438
Commercial [Member]
Summary of key information for impaired loans
Unpaid Principal Balance	7,998	8,923
Impaired loans	6,425	8,308
Impaired loans with no related allowance for loan losses	2,620	5,247
Impaired loans with related allowance for loan losses	3,805	3,061
Related allowance for loan losses	1,339	992
Commercial [Member] | Owner occupied RE [Member]
Summary of key information for impaired loans
Unpaid Principal Balance	1,753	2,791
Impaired loans	1,649	2,726
Impaired loans with no related allowance for loan losses	1,497	2,270
Impaired loans with related allowance for loan losses	152	456
Related allowance for loan losses	76	75
Commercial [Member] | Non-owner occupied RE [Member]
Summary of key information for impaired loans
Unpaid Principal Balance	3,212	4,512
Impaired loans	2,188	4,051
Impaired loans with no related allowance for loan losses	705	2,419
Impaired loans with related allowance for loan losses	1,483	1,632
Related allowance for loan losses	366	465
Commercial [Member] | Business [Member]
Summary of key information for impaired loans
Unpaid Principal Balance	2,892	1,620
Impaired loans	2,449	1,531
Impaired loans with no related allowance for loan losses	279	558
Impaired loans with related allowance for loan losses	2,170	973
Related allowance for loan losses	897	452
Commercial [Member] | Construction [Member]
Summary of key information for impaired loans
Unpaid Principal Balance	141
Impaired loans	139
Impaired loans with no related allowance for loan losses	139
Impaired loans with related allowance for loan losses
Related allowance for loan losses
Consumer [Member]
Summary of key information for impaired loans
Unpaid Principal Balance	6,995	3,759
Impaired loans	6,537	3,705
Impaired loans with no related allowance for loan losses	5,204	2,097
Impaired loans with related allowance for loan losses	1,333	1,608
Related allowance for loan losses	370	446
Consumer [Member] | Other [Member]
Summary of key information for impaired loans
Unpaid Principal Balance	135	147
Impaired loans	135	147
Impaired loans with no related allowance for loan losses
Impaired loans with related allowance for loan losses	135	147
Related allowance for loan losses	17	16
Consumer [Member] | Construction [Member]
Summary of key information for impaired loans
Unpaid Principal Balance
Impaired loans
Impaired loans with no related allowance for loan losses
Impaired loans with related allowance for loan losses
Related allowance for loan losses
Consumer [Member] | Real estate [Member]
Summary of key information for impaired loans
Unpaid Principal Balance	4,362	2,727
Impaired loans	4,031	2,720
Impaired loans with no related allowance for loan losses	3,108	1,638
Impaired loans with related allowance for loan losses	923	1,082
Related allowance for loan losses	190	364
Consumer [Member] | Home equity [Member]
Summary of key information for impaired loans
Unpaid Principal Balance	2,498	885
Impaired loans	2,371	838
Impaired loans with no related allowance for loan losses	2,096	459
Impaired loans with related allowance for loan losses	275	379
Related allowance for loan losses	$ 163	$ 66