SECURITIES (Schedule Of Available Sale Of Securities By Maturity) (Details) - USD ($) $ in Thousands	Sep. 30, 2017	Dec. 31, 2016
Maturities of Available-for-sale Debt Securities [Abstract]
Amortized Cost, Due in one year or less	$ 2,331
Amortized Cost, Due after one year through five years	25,349
Amortized Cost, Due after five years through ten years	41,651
Amortized Cost, Due after ten years	108,933
Amortized Cost, Available for sale securities with maturities amortized cost	178,264
Amortized Cost, Mortgage-backed securities	355,344
Amortized Cost, Total debt securities	533,608	$ 505,327
Fair Value, Due in one year or less	2,347
Fair Value, Due after one year through five years	25,958
Fair Value, Due after five years through ten years	42,619
Fair Value, Due after ten years	108,614
Fair Value, Available for sale securities with maturities fair value	179,538
Fair Value, Mortgage-backed securities	357,009
Fair Value, Total debt securities	$ 536,547	$ 504,191