Restructuring (Schedule of Restructuring Liability) (Details) - Termination Costs [Member] - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2016	Mar. 31, 2015
Restructuring Reserve [Roll Forward]
Beginning balance	$ 10,177	$ 1,874
Restructuring charges accrued	679	9,001
Payments	(2,573)	(2,122)
Currency translation/other	39	(228)
Ending balance	$ 8,322	$ 8,525