Restructuring and Other Charges - Roll Forward (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Restructuring Reserve [Roll Forward]
Restructuring reserve, beginning balance	$ 8,100	$ 2,800	$ 1,700
Restructuring charges	5,694	12,258	8,515
Asset disposals			(2,100)
Adjustments to estimates on restructuring reserves			(1,600)
Cash payments	(9,800)	(7,000)	(5,300)
Restructuring reserve, ending balance	4,000	8,100	2,800
Americas
Restructuring Reserve [Roll Forward]
Restructuring reserve, beginning balance	1,600	200	0
Restructuring charges	1,800	3,300	500
Asset disposals			0
Adjustments to estimates on restructuring reserves	(500)
Cash payments	(2,000)	(1,900)	(300)
Restructuring reserve, ending balance	900	1,600	200
International
Restructuring Reserve [Roll Forward]
Restructuring reserve, beginning balance	5,400	2,600	1,700
Restructuring charges	5,300	7,400	8,000
Asset disposals			(2,100)
Adjustments to estimates on restructuring reserves		(600)
Cash payments	(7,300)	(4,600)	(5,000)
Restructuring reserve, ending balance	2,800	5,400	2,600
Corporate
Restructuring Reserve [Roll Forward]
Restructuring reserve, beginning balance	1,100	0	0
Restructuring charges	200	1,600	0
Asset disposals			0
Adjustments to estimates on restructuring reserves			(500)
Cash payments	(500)	(500)	0
Restructuring reserve, ending balance	$ 300	$ 1,100	$ 0