Loans and Allowance for Loan Losses (Schedule of Nonperforming Assets, Including Nonaccruing TDRs) (Details) - USD ($) $ in Thousands	Jun. 30, 2021	Dec. 31, 2020
Summary of nonperforming assets
Nonaccruing troubled debt restructurings	$ 2,883	$ 3,509
Total nonaccrual loans, including nonaccruing TDRs	6,766	8,069
Other real estate owned	366	1,169
Total nonperforming assets	$ 7,132	$ 9,238
Nonperforming assets as a percentage of:
Total assets	0.27%	0.37%
Gross loans	0.32%	0.43%
Total loans over 90 days past due	$ 1,332	$ 2,296
Loans over 90 days past due and still accruing
Accruing troubled debt restructurings	4,621	4,893
Commercial Loan [Member] | Owner Occupied Re [Member]
Summary of nonperforming assets
Nonaccruing
Commercial Loan [Member] | Non Owner Occupied Re [Member]
Summary of nonperforming assets
Nonaccruing	1,048	1,143
Commercial Loan [Member] | Business Loan [Member]
Summary of nonperforming assets
Nonaccruing	37	195
Commercial Loan [Member] | Construction Loans [Member]
Summary of nonperforming assets
Nonaccruing		139
Consumer Loan [Member] | Other Consumer [Member]
Summary of nonperforming assets
Nonaccruing
Consumer Loan [Member] | Construction Loans [Member]
Summary of nonperforming assets
Nonaccruing
Consumer Loan [Member] | Real Estate Loan [Member]
Summary of nonperforming assets
Nonaccruing	2,372	2,536
Consumer Loan [Member] | Home Equity Loan [Member]
Summary of nonperforming assets
Nonaccruing	$ 426	$ 547