STOCK-BASED COMPENSATION - Summary of Incentive Stock Units (Details)	3 Months Ended
	Mar. 31, 2023 $ / shares shares
RSUs and DSUs
Number of Shares
Unvested at beginning of period (in shares)	5,020,029
ISUs granted (in shares)	2,200,988
Incremental awards (in shares)	0
ISUs vested (in shares)	(1,994,691)
ISUs forfeited (in shares)	(96,515)
Unvested at end of period (in shares)	5,129,811
Vested and unreleased (in shares)	274,943
Outstanding at end of period (in shares)	5,404,754
Weighted Average Grant Date Fair Value
Unvested at beginning of period (in USD per share) | $ / shares	$ 4.16
ISUs granted (in USD per share) | $ / shares	4.39
Incremental awards (in USD per share) | $ / shares	0
ISUs vested (in USD per share) | $ / shares	3.91
ISUs forfeited (in USD per share) | $ / shares	3.31
Unvested at end of period (in USD per share) | $ / shares	$ 4.43
PSUs
Number of Shares
Unvested at beginning of period (in shares)	3,550,855
ISUs granted (in shares)	1,372,107
Incremental awards (in shares)	(1,150,777)
ISUs vested (in shares)	0
ISUs forfeited (in shares)	(53,029)
Unvested at end of period (in shares)	3,719,156
Vested and unreleased (in shares)	0
Outstanding at end of period (in shares)	3,719,156
Weighted Average Grant Date Fair Value
Unvested at beginning of period (in USD per share) | $ / shares	$ 4.33
ISUs granted (in USD per share) | $ / shares	4.34
Incremental awards (in USD per share) | $ / shares	4.49
ISUs vested (in USD per share) | $ / shares	0
ISUs forfeited (in USD per share) | $ / shares	4.34
Unvested at end of period (in USD per share) | $ / shares	$ 4.21