NET LOSS PER SHARE - Schedule of Basic and Diluted Net Loss per Share (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021
Earnings Per Share [Abstract]
Net loss to common stockholders, diluted	$ (5,709)	$ (154,918)
Net loss to common stockholders, basic	$ (5,709)	$ (154,918)
Weighted average shares used in per share calculation, basic (in shares)	151,683,819	61,693,067
Weighted average shares used in per share calculation, diluted (in shares)	151,683,819	61,693,067
Net loss per share, diluted (in USD per share)	$ (0.04)	$ (2.51)
Net loss per share, basic (in USD per share)	$ (0.04)	$ (2.51)