Loans (Schedule Of Average Recorded Investment And Interest Income Recognized On Impaired Loans) (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2011
Accounts, Notes, Loans and Financing Receivable [Line Items]
Average Recorded Investment	$ 170,658
Interest Income Recognized	6,350
Commercial Real Estate [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Average Recorded Investment	76,542
Interest Income Recognized	3,043
Construction [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Average Recorded Investment	31,897
Interest Income Recognized	1,141
Total Commercial Real Estate [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Average Recorded Investment	108,439
Interest Income Recognized	4,184
Total Consumer Loans [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Average Recorded Investment	109
Interest Income Recognized	3
Commercial And Industrial [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Average Recorded Investment	43,095
Interest Income Recognized	1,457
Residential Mortgage [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Average Recorded Investment	19,015
Interest Income Recognized	706
Home Equity [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Average Recorded Investment	109
Interest Income Recognized	$ 3