Securities (Summary Of Maturities, Amortized Cost And Estimated Fair Values Of Securities) (Details) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2014	Dec. 31, 2013
Available-for-sale Securities [Abstract]
Due in one year or less, Amortized Cost	$ 60,935
Due from one to five years, Amortized Cost	95,082
Due from five to ten years, Amortized Cost	28,282
Due after ten years, Amortized Cost	92,325
Equity securities, Amortized Cost	7
Total Amortized Cost	276,631	289,614
Due in one year or less, Estimated Fair Value	61,689
Due from one to five years, Estimated Fair Value	96,260
Due from five to ten years, Estimated Fair Value	29,081
Due after ten years, Estimated Fair Value	95,797
Equity securities, Estimated Fair Value	7
Total Estimated Fair Value	$ 282,834