COMMON STOCK AND STOCKHOLDERS' (DEFICIT) EQUITY- SCHEDULE OF ACTIVITY RELATED TO TIME-BASED AND MARKET-BASED RSUs (Details)	6 Months Ended
	Jun. 30, 2022 $ / shares shares
Time-Based RSUs
Number of RSUs
Unvested restricted stock, beginning balance (in shares)	49,428,070
Granted (in shares)	44,896,905
Vested (in shares)	(11,210,977)
Forfeited (in shares)	(10,650,056)
Unvested restricted stock, ending balance (in shares)	72,463,942
Weighted- average grant date fair value
Unvested restricted stock, Weighted-average grant date fair value, beginning balance (in dollars per share) | $ / shares	$ 31.78
Granted, Weighted-average grant date fair value (in dollars per share) | $ / shares	12.44
Vested, Weighted-average grant date fair value (in dollars per share) | $ / shares	24.60
Forfeited, weighted-average grant date fair value (in dollars per share) | $ / shares	27.28
Unvested restricted stock, Weighted-average grant date fair value, ending balance (in dollars per share) | $ / shares	$ 21.57
Market-Based RSUs Eligible to Vest
Number of RSUs
Unvested restricted stock, beginning balance (in shares)	1,267,918
Granted (in shares)	0
Vested (in shares)	(230,530)
Forfeited (in shares)	0
Unvested restricted stock, ending balance (in shares)	1,037,388
Market-Based RSUs Not Eligible to Vest
Number of RSUs
Unvested restricted stock, beginning balance (in shares)	57,650,926
Granted (in shares)	0
Vested (in shares)	0
Forfeited (in shares)	0
Unvested restricted stock, ending balance (in shares)	57,650,926
Market-Based RSUs
Number of RSUs
Unvested restricted stock, beginning balance (in shares)	58,918,844
Granted (in shares)	0
Vested (in shares)	(230,530)
Forfeited (in shares)	0
Unvested restricted stock, ending balance (in shares)	58,688,314
Weighted- average grant date fair value
Unvested restricted stock, Weighted-average grant date fair value, beginning balance (in dollars per share) | $ / shares	$ 23.50
Granted, Weighted-average grant date fair value (in dollars per share) | $ / shares	0
Vested, Weighted-average grant date fair value (in dollars per share) | $ / shares	2.34
Forfeited, weighted-average grant date fair value (in dollars per share) | $ / shares	0
Unvested restricted stock, Weighted-average grant date fair value, ending balance (in dollars per share) | $ / shares	$ 23.58