Loans (Schedule Of Restructured Trouble Debt Restructuring By Class) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended	9 Months Ended
	Sep. 30, 2012	Sep. 30, 2012
Financing Receivable, Modifications [Line Items]
Number of Modifications	6	21
Pre-modification Recorded Investment	$ 4,544	$ 12,475
Post-modification Recorded Investment	4,544	11,728
Commercial [Member]
Financing Receivable, Modifications [Line Items]
Number of Modifications		3
Pre-modification Recorded Investment		1,109
Post-modification Recorded Investment		1,117
Owner-Occupied [Member]
Financing Receivable, Modifications [Line Items]
Number of Modifications
Pre-modification Recorded Investment
Post-modification Recorded Investment
Non-Owner Occupied [Member]
Financing Receivable, Modifications [Line Items]
Number of Modifications	1	3
Pre-modification Recorded Investment	1,929	4,063
Post-modification Recorded Investment	1,929	3,685
Land And Land Development [Member]
Financing Receivable, Modifications [Line Items]
Number of Modifications	2	3
Pre-modification Recorded Investment	1,927	3,715
Post-modification Recorded Investment	1,927	2,927
Construction [Member]
Financing Receivable, Modifications [Line Items]
Number of Modifications
Pre-modification Recorded Investment
Post-modification Recorded Investment
Non-Jumbo [Member]
Financing Receivable, Modifications [Line Items]
Number of Modifications	3	7
Pre-modification Recorded Investment	688	1,245
Post-modification Recorded Investment	688	1,256
Jumbo [Member]
Financing Receivable, Modifications [Line Items]
Number of Modifications		3
Pre-modification Recorded Investment		2,301
Post-modification Recorded Investment		2,701
Home Equity [Member]
Financing Receivable, Modifications [Line Items]
Number of Modifications
Pre-modification Recorded Investment
Post-modification Recorded Investment
Consumer [Member]
Financing Receivable, Modifications [Line Items]
Number of Modifications		2
Pre-modification Recorded Investment		42
Post-modification Recorded Investment		$ 42