STOCK-BASED AWARDS - Schedule of Stock Option Activity (Details) $ / shares in Units, $ in Thousands	9 Months Ended	12 Months Ended
	Sep. 30, 2023 USD ($) $ / shares shares	Dec. 31, 2022 USD ($) $ / shares shares
Number of Options
Balance - beginning of period (in shares) | shares	39,011,116
Options granted (in shares) | shares	3,534,993
Options exercised (in shares) | shares	(6,827,738)
Options canceled (in shares) | shares	(1,398,034)
Balance - end of period (in shares) | shares	34,320,337	39,011,116
Options vested and exercisable, number of options (in shares) | shares	27,690,560
Weighted Average Exercise Price
Balance - beginning of period (in dollars per share) | $ / shares	$ 1.19
Options granted (in dollars per share) | $ / shares	8.40
Options exercised (in dollars per share) | $ / shares	1.07
Options canceled (in dollars per share) | $ / shares	2.41
Balance - end of period (in dollars per share) | $ / shares	1.91	$ 1.19
Options vested and exercisable, weighted average exercise price (in dollars per share) | $ / shares	$ 1.11
Additional Disclosures
Options outstanding, weighted-average remaining contractual term	5 years 9 months	6 years 6 months 7 days
Options vested and exercisable, weighted-average remaining contractual term	5 years 5 months 19 days
Options outstanding, intrinsic value | $	$ 140,380	$ 224,721
Options vested and exercisable, intrinsic value | $	$ 127,260