Loans (Schedule Of Nonaccrual Loans And Other Real Estate Owned) (Details) (USD $) In Thousands, unless otherwise specified	Sep. 30, 2012	Dec. 31, 2011
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total nonaccrual loans	$ 4,855	$ 5,862
Other real estate owned	321	808
Total nonperforming assets	5,176	6,670
Commercial And Industrial [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total nonaccrual loans	1,874	514
Commercial Real Estate [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total nonaccrual loans	2,940	5,223
Residential Real Estate [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total nonaccrual loans	39	125
Consumer [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total nonaccrual loans	$ 2