CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE LOSS - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019
Statement of Comprehensive Income [Abstract]
Net loss	$ (59,132)	$ (80,762)
Other comprehensive income (loss), net of tax:
Change in foreign currency translation and other comprehensive income (loss)	(8,117)	(3,098)
Comprehensive loss	$ (67,249)	$ (83,860)