NET LOSS PER SHARE - Schedule of Computation of Basic and Diluted Income (Loss) Per share (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021
Numerator
Net loss	$ (36,211)	$ (14,205)
Less: accretion adjustment	0	401
Less: earnings allocated to participating securities	0	0
Net loss attributable to common shareholders basic	(36,211)	(14,606)
Net loss attributable to common shareholders diluted	(36,211)	(14,606)
Less: undistributed earnings allocated to participating securities	$ 0	$ 0
Denominator
Weighted - average shares - basic (in shares)	66,861,005	9,419,197
Weighted - average shares - diluted (in shares)	66,861,005	9,419,197
Net loss per common share - basic (in dollars per share)	$ (0.54)	$ (1.55)
Net loss per common share - diluted (in dollars per share)	$ (0.54)	$ (1.55)