Loans and Allowance for Loan Losses (Schedule of Outstanding Consumer Loans by Risk Category) (Details) - Consumer Loan [Member] - USD ($) $ in Thousands	Sep. 30, 2021	Dec. 31, 2020
Outstanding commercial and consumer loans by risk category
Outstanding consumer loans	$ 894,051	$ 755,212
Other Consumer [Member]
Outstanding commercial and consumer loans by risk category
Outstanding consumer loans	33,307	21,419
Real Estate Loan [Member]
Outstanding commercial and consumer loans by risk category
Outstanding consumer loans	648,276	536,311
Home Equity Loan [Member]
Outstanding commercial and consumer loans by risk category
Outstanding consumer loans	155,049	156,957
Construction Loans [Member]
Outstanding commercial and consumer loans by risk category
Outstanding consumer loans	57,419	40,525
Pass [Member]
Outstanding commercial and consumer loans by risk category
Outstanding consumer loans	880,270	744,484
Pass [Member] | Other Consumer [Member]
Outstanding commercial and consumer loans by risk category
Outstanding consumer loans	33,120	21,290
Pass [Member] | Real Estate Loan [Member]
Outstanding commercial and consumer loans by risk category
Outstanding consumer loans	640,595	530,515
Pass [Member] | Home Equity Loan [Member]
Outstanding commercial and consumer loans by risk category
Outstanding consumer loans	149,136	152,154
Pass [Member] | Construction Loans [Member]
Outstanding commercial and consumer loans by risk category
Outstanding consumer loans	57,419	40,525
Special Mention [Member]
Outstanding commercial and consumer loans by risk category
Outstanding consumer loans	6,625	3,064
Special Mention [Member] | Other Consumer [Member]
Outstanding commercial and consumer loans by risk category
Outstanding consumer loans	137	91
Special Mention [Member] | Real Estate Loan [Member]
Outstanding commercial and consumer loans by risk category
Outstanding consumer loans	3,326	1,968
Special Mention [Member] | Home Equity Loan [Member]
Outstanding commercial and consumer loans by risk category
Outstanding consumer loans	3,162	1,005
Special Mention [Member] | Construction Loans [Member]
Outstanding commercial and consumer loans by risk category
Outstanding consumer loans
Substandard [Member]
Outstanding commercial and consumer loans by risk category
Outstanding consumer loans	7,156	7,664
Substandard [Member] | Other Consumer [Member]
Outstanding commercial and consumer loans by risk category
Outstanding consumer loans	50	38
Substandard [Member] | Real Estate Loan [Member]
Outstanding commercial and consumer loans by risk category
Outstanding consumer loans	4,355	3,828
Substandard [Member] | Home Equity Loan [Member]
Outstanding commercial and consumer loans by risk category
Outstanding consumer loans	2,751	3,798
Substandard [Member] | Construction Loans [Member]
Outstanding commercial and consumer loans by risk category
Outstanding consumer loans
Doubtful [Member]
Outstanding commercial and consumer loans by risk category
Outstanding consumer loans
Doubtful [Member] | Other Consumer [Member]
Outstanding commercial and consumer loans by risk category
Outstanding consumer loans
Doubtful [Member] | Real Estate Loan [Member]
Outstanding commercial and consumer loans by risk category
Outstanding consumer loans
Doubtful [Member] | Home Equity Loan [Member]
Outstanding commercial and consumer loans by risk category
Outstanding consumer loans
Doubtful [Member] | Construction Loans [Member]
Outstanding commercial and consumer loans by risk category
Outstanding consumer loans