CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE (LOSS) INCOME (UNAUDITED) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2021	Sep. 30, 2020	Sep. 30, 2021	Sep. 30, 2020
Statement of Comprehensive Income [Abstract]
NET (LOSS) INCOME	$ (77,207)	$ (75,887)	$ (51,183)	$ 64,601
OTHER COMPREHENSIVE (LOSS) INCOME:
Net unrealized (loss) gain on foreign currency	(3,293)	2,755	637	(6,058)
Total other comprehensive (loss) income	(3,293)	2,755	637	(6,058)
COMPREHENSIVE (LOSS) INCOME	$ (80,500)	$ (73,132)	$ (50,546)	$ 58,543