Derivative Instruments And Hedging Activities (Amount Of Gain (Loss) In AOCI) (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2015	Jun. 30, 2014	Jun. 30, 2015	Jun. 30, 2014
Derivative Instruments and Hedging Activities [Abstract]
Unrealized gain (loss) - Interest rate swaps	$ 9	$ (112)	$ (121)	$ (187)
Tax effect	(1)	38	48	68
Gain (loss) - Net of tax	$ 8	$ (74)	$ (73)	$ (119)