Income Taxes (Schedule Of Income Tax Expenses And Statutory Federal Income Tax Rate) (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Income Taxes [Abstract]
Computed tax expense at statutory rate	$ 13,628	$ 8,546	$ 4,498
State taxes	1,915	1,225	445
Tax-exempt interest income	(1,954)	(1,249)	(986)
Other	236	(728)	354
Income tax expense (benefit)	$ 13,825	$ 7,794	$ 4,311