Financial Instruments (Effect On Derivative Instruments On Consolidated Statements Of Operations) (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2015	Jun. 30, 2014	Jun. 30, 2015	Jun. 30, 2014
Foreign Currency Forward Contracts [Member] | Foreign Currency Gains (Losses), Net [Member] | Not Designated As Hedging Instrument [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Amount of Gain Recognized in Earnings	$ (317)	$ (94)	$ 1,328	$ 2,307