Loans and Allowance for Loan Losses (Schedule of Key Information for Impaired Loans) (Details) - USD ($) $ in Thousands	Mar. 31, 2021	Dec. 31, 2020
Summary of key information for impaired loans
Unpaid Principal Balance	$ 13,938	$ 14,993
Impaired loans	12,182	12,962
Impaired loans with no related allowance for loan losses	7,161	7,824
Impaired loans with related allowance for loan losses	5,021	5,138
Related allowance for loan losses	1,635	1,709
Commercial Loan [Member]
Summary of key information for impaired loans
Unpaid Principal Balance	7,242	7,998
Impaired loans	5,967	6,425
Impaired loans with no related allowance for loan losses	2,597	2,620
Impaired loans with related allowance for loan losses	3,370	3,805
Related allowance for loan losses	1,171	1,339
Commercial Loan [Member] | Owner Occupied Re [Member]
Summary of key information for impaired loans
Unpaid Principal Balance	1,593	1,753
Impaired loans	1,490	1,649
Impaired loans with no related allowance for loan losses	1,490	1,497
Impaired loans with related allowance for loan losses		152
Related allowance for loan losses		76
Commercial Loan [Member] | Non Owner Occupied Re [Member]
Summary of key information for impaired loans
Unpaid Principal Balance	3,208	3,212
Impaired loans	2,133	2,188
Impaired loans with no related allowance for loan losses	695	705
Impaired loans with related allowance for loan losses	1,438	1,483
Related allowance for loan losses	363	366
Commercial Loan [Member] | Business Loan [Member]
Summary of key information for impaired loans
Unpaid Principal Balance	2,302	2,892
Impaired loans	2,209	2,449
Impaired loans with no related allowance for loan losses	277	279
Impaired loans with related allowance for loan losses	1,932	2,170
Related allowance for loan losses	808	897
Commercial Loan [Member] | Construction Loans [Member]
Summary of key information for impaired loans
Unpaid Principal Balance	139	141
Impaired loans	135	139
Impaired loans with no related allowance for loan losses	135	139
Impaired loans with related allowance for loan losses
Related allowance for loan losses
Consumer Loan [Member]
Summary of key information for impaired loans
Unpaid Principal Balance	6,696	6,995
Impaired loans	6,215	6,537
Impaired loans with no related allowance for loan losses	4,564	5,204
Impaired loans with related allowance for loan losses	1,651	1,333
Related allowance for loan losses	464	370
Consumer Loan [Member] | Other Consumer [Member]
Summary of key information for impaired loans
Unpaid Principal Balance	132	135
Impaired loans	132	135
Impaired loans with no related allowance for loan losses
Impaired loans with related allowance for loan losses	132	135
Related allowance for loan losses	17	17
Consumer Loan [Member] | Construction Loans [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 Loan [Member] | Real Estate Loan [Member]
Summary of key information for impaired loans
Unpaid Principal Balance	4,767	4,362
Impaired loans	4,393	4,031
Impaired loans with no related allowance for loan losses	2,933	3,108
Impaired loans with related allowance for loan losses	1,460	923
Related allowance for loan losses	388	190
Consumer Loan [Member] | Home Equity Loan [Member]
Summary of key information for impaired loans
Unpaid Principal Balance	1,797	2,498
Impaired loans	1,690	2,371
Impaired loans with no related allowance for loan losses	1,631	2,096
Impaired loans with related allowance for loan losses	59	275
Related allowance for loan losses	$ 59	$ 163