NET LOSS PER SHARE (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	12 Months Ended
	Dec. 31, 2020	Dec. 31, 2019
Numerator for basic and diluted net loss per share:
Net loss attributable to Common Stockholders	$ (34,015)	$ (103,596)
Denominator for basic and diluted net loss per share:
Weighted average shares	157,906	150,002
Net loss per share-Basic and Diluted	$ (0.22)	$ (0.69)