Securities (Amortized Cost And Approximate Fair Value Of Securities Held-To-Maturity) (Details) (USD $) In Thousands, unless otherwise specified	Sep. 30, 2013	Dec. 31, 2012
Schedule of Held-to-maturity Securities [Line Items]
Amortized Cost	$ 5,824
Total held to maturity securities, Fair Value	5,856	5,472
State And Political Subdivisions [Member]
Schedule of Held-to-maturity Securities [Line Items]
Amortized Cost	5,824	5,221
Gross Unrealized Gains	101	260
Gross Unrealized Losses	(69)	(9)
Total held to maturity securities, Fair Value	$ 5,856	$ 5,472