Loans And The Allowance For Loan Losses (Schedule Of Non-Performing Loans) (Details) - USD ($) $ in Thousands	Sep. 30, 2015	Dec. 31, 2014
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total non-accruing loans	$ 7,581	$ 10,390
Accruing loans 90+ days past due	589	201
Total non-performing loans	$ 8,170	$ 10,591
Total non-performing loans to total assets	0.89%	1.25%
Total non-performing loans to total loans	1.12%	1.52%
Commercial And Industrial [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total non-accruing loans	$ 5,152	$ 5,500
Accruing loans 90+ days past due	163
Residential Real Estate: Residential [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total non-accruing loans	1,101	$ 1,296
Accruing loans 90+ days past due	$ 184
Residential Real Estate: Construction [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total non-accruing loans
Commercial Real Estate: Commercial [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total non-accruing loans	$ 760	$ 3,162
Accruing loans 90+ days past due	$ 233
Commercial Real Estate: Construction [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total non-accruing loans
Accruing loans 90+ days past due		$ 201
Home Equities [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total non-accruing loans	$ 553	415
Consumer Loans [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total non-accruing loans	15	$ 17
Accruing loans 90+ days past due	$ 9
Other [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total non-accruing loans