Investment Securities (Schedule Of Amortized Cost And Fair Value By Contractual Maturity Of Available-For-Sale Securities) (Details) (USD $) In Thousands, unless otherwise specified	Sep. 30, 2013	Dec. 31, 2012
Schedule of Available-for-sale Securities [Line Items]
Total securities available for sale, Amortized Cost	$ 237,246	$ 201,593
U.S Treasury And Government Sponsored Entities [Member]
Schedule of Available-for-sale Securities [Line Items]
Within 1 year, Amortized Cost	45,112
1-5 years, Amortized Cost	112,917
Total securities available for sale, Amortized Cost	158,029	123,959
Within 1 year, Fair Value	45,229
1-5 years, Fair Value	112,779
Total securities available for sale, Fair Value	158,008
Within 1 year, Weighted Average Yield	0.77%
1-5 years, Weighted Average Yield	0.56%
Weighted Average Yield, Total	0.62%
U.S Agency Mortgage-Backed Securities [Member]
Schedule of Available-for-sale Securities [Line Items]
1-5 years, Amortized Cost	26
Total securities available for sale, Amortized Cost	26	35
1-5 years, Fair Value	27
Total securities available for sale, Fair Value	27
1-5 years, Weighted Average Yield	4.45%
Weighted Average Yield, Total	4.45%
Corporate Bonds [Member]
Schedule of Available-for-sale Securities [Line Items]
Within 1 year, Amortized Cost	6,674
1-5 years, Amortized Cost	47,487
5-10 years, Amortized Cost	2,000
Total securities available for sale, Amortized Cost	56,161	52,951
Within 1 year, Fair Value	6,703
1-5 years, Fair Value	48,435
5-10 years, Fair Value	1,992
Total securities available for sale, Fair Value	57,130
Within 1 year, Weighted Average Yield	1.43%
1-5 years, Weighted Average Yield	2.24%
5-10 years, Weighted Average Yield	1.08%
Weighted Average Yield, Total	2.10%
Preferred Stock [Member]
Schedule of Available-for-sale Securities [Line Items]
Over 10 years, Amortized Cost	2,999
Total securities available for sale, Amortized Cost	2,999	3,524
Over 10 years, Fair Value	3,004
Total securities available for sale, Fair Value	$ 3,004
Over 10 years, Weighted Average Yield	5.26%
Weighted Average Yield, Total	5.26%