Income Taxes - Schedule of Components of Income Tax Expense (Benefit) (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2017	Dec. 31, 2016	Dec. 31, 2015
Income Tax Disclosure [Abstract]
U.S.	$ (72,668)	$ (40,861)	$ (21,091)
Foreign	135,259	65,896	61,686
Income before income taxes and noncontrolling interest	62,591	25,035	40,595
Current tax provision (benefit)
Federal			12
Foreign	31,820	28,993	17,983
State	7	13	29
Current tax provision (benefit), Total	31,827	29,006	18,024
Deferred tax provision (benefit)
Federal	30,186	(10,517)	(2,739)
Foreign	(2,352)	(13,847)	(1,063)
State	(8)	101	(228)
Deferred Income Tax Expense (Benefit), Total	27,826	(24,263)	(4,030)
Liability for unrecognized tax benefits	2,672	1,815	88
Total income tax provision	$ 62,325	$ 6,558	$ 14,082