Income Taxes - Schedule of Components of Income Tax Expense (Benefit) (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2016
Income Tax Disclosure [Abstract]
U.S.	$ (24,141)	$ (72,668)	$ (40,861)
Foreign	174,103	135,259	65,896
Income before income taxes and noncontrolling interest	149,962	62,591	25,035
Current tax provision
Foreign	42,726	31,820	28,993
State	24	7	13
Current tax provision (benefit), Total	42,750	31,827	29,006
Deferred tax provision (benefit)
Federal	2,400	30,186	(10,517)
Foreign	(3,107)	(2,352)	(13,847)
State	56	(8)	101
Deferred Income Tax Expense (Benefit), Total	(651)	27,826	(24,263)
Liability for unrecognized tax benefits	2,457	2,672	1,815
Total income tax provision	$ 44,556	$ 62,325	$ 6,558