Restructuring (Schedule of Restructuring Liability) (Details) - Termination Costs [Member] - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014
Restructuring Reserve [Roll Forward]
Beginning balance	$ 1,874	$ 9,656
Restructuring charges accrued	20,541	6,088
Payments	(12,323)	(13,240)
Currency translation/other	85	(630)
Ending balance	$ 10,177	$ 1,874