EQUITY-BASED COMPENSATION EXPENSE - Equity Award Activity (Details)	3 Months Ended
	Mar. 31, 2022 $ / shares shares
Restricted Common Shares
Number of Shares (in thousands)
Beginning balance (in shares)	1,653,000
Vested (in shares)	(866,000)
Forfeited (in shares)	(12,000)
Ending balance (in shares)	775,000
Restricted Stock Units (RSUs)
Number of Shares (in thousands)
Beginning balance (in shares)	6,329,000
Granted (in shares)	3,238,000
Vested (in shares)	(3,265,000)
Forfeited (in shares)	(498,000)
Ending balance (in shares)	5,804,000
Weighted-Average Grant Date Fair Value per Share
Beginning balance (in dollars per share) | $ / shares	$ 10.48
Granted (in dollars per share) | $ / shares	3.87
Vested (in dollars per share) | $ / shares	6.28
Forfeited (in dollars per share) | $ / shares	6.09
Ending balance (in dollars per share) | $ / shares	$ 9.36
Taxes withheld under equity-based compensation plans, net (in shares)	1,260,000