STOCK-BASED COMPENSATION - Nonvested Restricted Stock Units Activity (Details)	6 Months Ended
	Jun. 30, 2023 $ / shares shares
Total
Outstanding, beginning balance (in shares)	3,906,867
Granted (in shares)	1,604,843
Vested (in shares)	(1,613,809)
Forfeited (in shares)	(457,871)
Outstanding, beginning balance (in shares)	3,440,030
Weighted-Average Grant Date Fair Value
Outstanding, beginning balance (in dollars per share) | $ / shares	$ 19.53
Granted (in dollars per share) | $ / shares	1.98
Vested (in dollars per share) | $ / shares	26.38
Forfeited (in shares) | $ / shares	14.36
Outstanding, ending balance (in dollars per share) | $ / shares	$ 9.42
Service-Based
Total
Outstanding, beginning balance (in shares)	3,570,082
Granted (in shares)	1,604,843
Vested (in shares)	(1,613,809)
Forfeited (in shares)	(386,694)
Outstanding, beginning balance (in shares)	3,174,422
Performance-Based
Total
Outstanding, beginning balance (in shares)	336,785
Granted (in shares)	0
Vested (in shares)	0
Forfeited (in shares)	(71,177)
Outstanding, beginning balance (in shares)	265,608