Loans (Schedule Of Restructured Trouble Debt Restructuring By Class) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2013	Mar. 31, 2012
Financing Receivable, Modifications [Line Items]
Number of Modifications	1	5
Pre-modification Recorded Investment	$ 49	$ 1,465
Post-modification Recorded Investment	50	1,489
Commercial [Member]
Financing Receivable, Modifications [Line Items]
Number of Modifications		2
Pre-modification Recorded Investment		1,031
Post-modification Recorded Investment		1,039
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
Pre-modification Recorded Investment		336
Post-modification Recorded Investment		350
Land And Land Development [Member]
Financing Receivable, Modifications [Line Items]
Number of Modifications	1
Pre-modification Recorded Investment	49
Post-modification Recorded Investment	50
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		1
Pre-modification Recorded Investment		60
Post-modification Recorded Investment		62
Jumbo [Member]
Financing Receivable, Modifications [Line Items]
Number of Modifications
Pre-modification Recorded Investment
Post-modification Recorded Investment
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		1
Pre-modification Recorded Investment		38
Post-modification Recorded Investment		$ 38