Derivative Financial Instruments (Schedule Of Gains And Losses Related To Derivative Instruments Not Designated) (Details) (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014
Derivative Instruments Not Designated as Hedging Instruments, Gain (Loss), Net	$ (75)	$ (3,169)
Interest Rate Swap [Member] | Interest Expense [Member]
Derivative Instruments Not Designated as Hedging Instruments, Gain (Loss), Net	(578)	(1,285)
Foreign Exchange Option [Member] | Other Income [Member]
Derivative Instruments Not Designated as Hedging Instruments, Gain (Loss), Net	0	(1,754)
Foreign Exchange Forward [Member] | Other Income [Member]
Derivative Instruments Not Designated as Hedging Instruments, Gain (Loss), Net	$ 503	$ (130)