Loans (Schedule Of Loan Portfolio Composition) (Details) - USD ($) $ in Thousands	9 Months Ended	12 Months Ended
	Sep. 30, 2020	Dec. 31, 2019
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total Loans	$ 1,575,011	$ 1,505,135
Commercial Related Loans [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total Loans	1,355,280	1,284,607
Commercial Related Loans [Member] | Builder & Developer [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total Loans	163,722	159,312
Commercial Related Loans [Member] | Commercial Real Estate Investor [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total Loans	200,666	207,227
Commercial Related Loans [Member] | Residential Real Estate Investor [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total Loans	242,602	247,969
Commercial Related Loans [Member] | Hotel/Motel [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total Loans	78,991	80,260
Commercial Related Loans [Member] | Wholesale & Retail [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total Loans	113,805	109,238
Commercial Related Loans [Member] | Manufacturing [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total Loans	95,906	86,511
Commercial Related Loans [Member] | Agriculture [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total Loans	78,321	80,719
Commercial Related Loans [Member] | Other [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total Loans	381,267	313,371
Total Consumer Related Loans [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total Loans	219,731	220,528
Total Consumer Related Loans [Member] | Residential Mortgage [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total Loans	97,012	94,868
Total Consumer Related Loans [Member] | Home Equity [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total Loans	98,724	100,827
Total Consumer Related Loans [Member] | Other [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total Loans	$ 23,995	$ 24,833
Loan and Loan Receivable [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
% Total Loans	100.00%	100.00%
Loan and Loan Receivable [Member] | Commercial Related Loans [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
% Total Loans	86.00%	85.30%
Loan and Loan Receivable [Member] | Commercial Related Loans [Member] | Builder & Developer [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
% Total Loans	10.40%	10.60%
Loan and Loan Receivable [Member] | Commercial Related Loans [Member] | Commercial Real Estate Investor [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
% Total Loans	12.70%	13.80%
Loan and Loan Receivable [Member] | Commercial Related Loans [Member] | Residential Real Estate Investor [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
% Total Loans	15.40%	16.50%
Loan and Loan Receivable [Member] | Commercial Related Loans [Member] | Hotel/Motel [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
% Total Loans	5.00%	5.30%
Loan and Loan Receivable [Member] | Commercial Related Loans [Member] | Wholesale & Retail [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
% Total Loans	7.20%	7.30%
Loan and Loan Receivable [Member] | Commercial Related Loans [Member] | Manufacturing [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
% Total Loans	6.10%	5.70%
Loan and Loan Receivable [Member] | Commercial Related Loans [Member] | Agriculture [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
% Total Loans	5.00%	5.40%
Loan and Loan Receivable [Member] | Commercial Related Loans [Member] | Other [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
% Total Loans	24.20%	20.70%
Loan and Loan Receivable [Member] | Total Consumer Related Loans [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
% Total Loans	14.00%	14.70%
Loan and Loan Receivable [Member] | Total Consumer Related Loans [Member] | Residential Mortgage [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
% Total Loans	6.20%	6.30%
Loan and Loan Receivable [Member] | Total Consumer Related Loans [Member] | Home Equity [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
% Total Loans	6.30%	6.70%
Loan and Loan Receivable [Member] | Total Consumer Related Loans [Member] | Other [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
% Total Loans	1.50%	1.70%