Hedging Activities And Foreign Currency Translation (Foreign Currency Translation) (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2015	Jun. 30, 2014	Jun. 30, 2015	Jun. 30, 2014
Other Comprehensive Income (Loss) [Roll Forward]
Cash Flow Hedge, Beginning of Period			$ (150)
Change in fair value of cash flow hedges	$ 22	$ (10)	4	$ 50
Cash Flow Hedge, End of Period	(146)		(146)
Foreign Currency Translation, Beginning of Period			(8,247)
Change in currency translation	488	(241)	(2,786)	(533)
Foreign Currency Translation, End of Period	(11,033)		(11,033)
Total, Beginning of Period			(8,397)
Change in other comprehensive income (loss)	510	$ (251)	(2,782)	$ (483)
Total, End of Period	$ (11,179)		$ (11,179)