STOCK-BASED COMPENSATION - Summary of RSU and PSU activity (Details)	12 Months Ended
	Dec. 31, 2022 $ / shares shares
RSUs
Number of Shares
Outstanding, beginning balance (in shares) | shares	8,983,941
Granted (in shares) | shares	18,268,480
Vested (in shares) | shares	(5,645,873)
Canceled (in shares) | shares	(4,010,678)
Outstanding, ending balance (in shares) | shares	17,595,870
Weighted Average Grant Date Fair Value
Outstanding, beginning balance (in dollars per share) | $ / shares	$ 16.61
Granted (in dollars per share) | $ / shares	5.97
Vested (in dollars per share) | $ / shares	12.11
Canceled (in dollars per share) | $ / shares	10.64
Outstanding, ending balance (in dollars per share) | $ / shares	$ 8.37
PSUs
Number of Shares
Outstanding, beginning balance (in shares) | shares	7,082,432
Granted (in shares) | shares	1,659,598
Canceled (in shares) | shares	(277,453)
Outstanding, ending balance (in shares) | shares	8,464,577
Weighted Average Grant Date Fair Value
Outstanding, beginning balance (in dollars per share) | $ / shares	$ 14.37
Granted (in dollars per share) | $ / shares	6.00
Canceled (in dollars per share) | $ / shares	13.74
Outstanding, ending balance (in dollars per share) | $ / shares	$ 12.75