Loans and Allowance for Loan Losses (Average Recorded Investment and Interest Income Recognized on Impaired Loans) (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended		12 Months Ended
	Jun. 30, 2021	Jun. 30, 2020	Jun. 30, 2021	Jun. 30, 2020	Dec. 31, 2020
Average recorded investment and interest income recognized on impaired loans
Average recorded investment	$ 11,785	$ 16,815	$ 12,177	$ 16,855	$ 14,643
Recognized interest income	147	93	321	241	812
Commercial Loan [Member]
Average recorded investment and interest income recognized on impaired loans
Average recorded investment	5,638	11,334	5,900	11,366	9,002
Recognized interest income	68	72	182	182	558
Commercial Loan [Member] | Owner Occupied Re [Member]
Average recorded investment and interest income recognized on impaired loans
Average recorded investment	1,379	2,722	1,469	2,723	2,423
Recognized interest income	16	14	32	33	88
Commercial Loan [Member] | Non Owner Occupied Re [Member]
Average recorded investment and interest income recognized on impaired loans
Average recorded investment	2,073	6,078	2,111	6,098	4,217
Recognized interest income	32	39	94	102	221
Commercial Loan [Member] | Business Loan [Member]
Average recorded investment and interest income recognized on impaired loans
Average recorded investment	2,118	2,534	2,229	2,545	2,306
Recognized interest income	20	19	54	47	243
Commercial Loan [Member] | Construction Loans [Member]
Average recorded investment and interest income recognized on impaired loans
Average recorded investment	68		91		56
Recognized interest income			2		6
Consumer Loan [Member]
Average recorded investment and interest income recognized on impaired loans
Average recorded investment	6,147	5,481	6,277	5,489	5,641
Recognized interest income	79	21	139	59	254
Consumer Loan [Member] | Other Consumer [Member]
Average recorded investment and interest income recognized on impaired loans
Average recorded investment	131	142	132	144	141
Recognized interest income	1	1	2	2	79
Consumer Loan [Member] | Construction Loans [Member]
Average recorded investment and interest income recognized on impaired loans
Average recorded investment
Recognized interest income
Consumer Loan [Member] | Real Estate Loan [Member]
Average recorded investment and interest income recognized on impaired loans
Average recorded investment	4,337	3,052	4,235	3,057	3,372
Recognized interest income	60	15	103	40	170
Consumer Loan [Member] | Home Equity Loan [Member]
Average recorded investment and interest income recognized on impaired loans
Average recorded investment	1,679	2,287	1,910	2,288	2,128
Recognized interest income	$ 18	$ 5	$ 34	$ 17	$ 5