Investment Securities (Summary Of Interest Income On Available-For-Sale Investment Securities) (Details) (USD $) In Thousands, unless otherwise specified	6 Months Ended
	Jun. 30, 2013	Jun. 30, 2012
Schedule of Available-for-sale Securities [Line Items]
Total taxable interest income	$ 1,001	$ 1,184
Total tax-exempt interest income	288	283
Total interest income	1,289	1,467
U.S Treasury And Government Sponsored Entities [Member]
Schedule of Available-for-sale Securities [Line Items]
Total taxable interest income	419	553
U.S. Agency Mortgage-backed Securities [Member]
Schedule of Available-for-sale Securities [Line Items]
Total taxable interest income	1	1
Other [Member]
Schedule of Available-for-sale Securities [Line Items]
Total taxable interest income	581	630
Municipal Securities [Member]
Schedule of Available-for-sale Securities [Line Items]
Total tax-exempt interest income	$ 288	$ 283