Financial Statement Details - Other (Expense) Income, Net (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2017	Mar. 31, 2016
Other Income and Expenses [Abstract]
Net realized foreign currency (loss) gain	$ (670)	$ 2,870
Net unrealized foreign currency (loss) gain	(2,707)	(7,774)
Other, net	(80)	(213)
Total other (expense) income, net	$ (3,457)	$ (5,117)