Goodwill - Schedule of Goodwill (Details) - USD ($) $ in Thousands	3 Months Ended		12 Months Ended
	Dec. 31, 2018	Sep. 30, 2018	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Goodwill [Roll Forward]
Beginning balance			$ 152,158	$ 199,946
Goodwill impairment	$ (18,400)	$ (27,900)	0	(46,319)	$ 0
Foreign exchange impact			52	(1,469)
Ending balance	152,158		152,210	152,158	199,946
North America
Goodwill [Roll Forward]
Beginning balance			152,158	170,685
Goodwill impairment	(18,400)			(18,432)
Foreign exchange impact			52	(95)
Ending balance	152,158		152,210	152,158	170,685
EMEA
Goodwill [Roll Forward]
Beginning balance			0	21,815
Goodwill impairment		(20,800)		(20,778)	(75,400)
Foreign exchange impact			0	(1,037)
Ending balance	0		0	0	21,815
LATAM
Goodwill [Roll Forward]
Beginning balance			0	7,447
Goodwill impairment		$ (7,100)		(7,109)
Foreign exchange impact			0	(338)
Ending balance	$ 0		$ 0	$ 0	$ 7,447