Loans (Schedule Of Defaults During Stated Period Of Trouble Debt Restructurings) (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2012	Dec. 31, 2011
Schedule Of Default Troubled Debt Restructuring [Line Items]
Number of Defaults	10	14
Recorded Investment at Default Date	$ 4,117	$ 10,535
Commercial [Member]
Schedule Of Default Troubled Debt Restructuring [Line Items]
Number of Defaults	3
Recorded Investment at Default Date	2,377
Owner-Occupied [Member]
Schedule Of Default Troubled Debt Restructuring [Line Items]
Number of Defaults		4
Recorded Investment at Default Date		2,454
Non-Owner Occupied [Member]
Schedule Of Default Troubled Debt Restructuring [Line Items]
Number of Defaults		3
Recorded Investment at Default Date		3,594
Land And Land Development [Member]
Schedule Of Default Troubled Debt Restructuring [Line Items]
Number of Defaults		5
Recorded Investment at Default Date		3,684
Construction [Member]
Schedule Of Default Troubled Debt Restructuring [Line Items]
Number of Defaults
Recorded Investment at Default Date
Non-Jumbo [Member]
Schedule Of Default Troubled Debt Restructuring [Line Items]
Number of Defaults	3	1
Recorded Investment at Default Date	382	258
Jumbo [Member]
Schedule Of Default Troubled Debt Restructuring [Line Items]
Number of Defaults	1	1
Recorded Investment at Default Date	1,300	545
Home Equity [Member]
Schedule Of Default Troubled Debt Restructuring [Line Items]
Number of Defaults
Recorded Investment at Default Date
Consumer [Member]
Schedule Of Default Troubled Debt Restructuring [Line Items]
Number of Defaults	3
Recorded Investment at Default Date	$ 58