SECURITIES (Schedule Of Available Sale Of Securities Continuous Unrealized Loss Position) (Details) - USD ($) $ in Thousands	3 Months Ended	12 Months Ended
	Mar. 31, 2016	Dec. 31, 2015
Securities with unrealized losses [Abstract]
Less than 12 months, Fair Value	$ 22,008	$ 163,156
12 months or more, Fair Value	32,138	42,337
Total Fair Value	54,146	205,493
Less than 12 Months, Unrealized Losses	(114)	(1,599)
12 Months or more, Unrealized Losses	(315)	(1,127)
Total Unrealized Losses	(429)	(2,726)
US Government Sponsored Agencies [Member]
Securities with unrealized losses [Abstract]
Less than 12 months, Fair Value		0
12 months or more, Fair Value		3,895
Total Fair Value		3,895
Less than 12 Months, Unrealized Losses		0
12 Months or more, Unrealized Losses		(77)
Total Unrealized Losses		(77)
Agency Residential Mortgage-Backed Securities [Member]
Securities with unrealized losses [Abstract]
Less than 12 months, Fair Value	9,481	151,792
12 months or more, Fair Value	28,551	30,116
Total Fair Value	38,032	181,908
Less than 12 Months, Unrealized Losses	(34)	(1,521)
12 Months or more, Unrealized Losses	(228)	(878)
Total Unrealized Losses	(262)	(2,399)
State and Municipal Securities [Member]
Securities with unrealized losses [Abstract]
Less than 12 months, Fair Value	12,527	11,364
12 months or more, Fair Value	3,587	8,326
Total Fair Value	16,114	19,690
Less than 12 Months, Unrealized Losses	(80)	(78)
12 Months or more, Unrealized Losses	(87)	(172)
Total Unrealized Losses	$ (167)	$ (250)