STOCK-BASED COMPENSATION AWARDS - Options Activity (Details) - 2021 Equity Incentive Plan $ / shares in Units, $ in Thousands	12 Months Ended
	Dec. 31, 2021 USD ($) $ / shares shares
Options
Outstanding as at beginning of period (in shares) | shares	6,020,752
Granted (in shares) | shares	2,249,347
Exercised (in shares) | shares	(265,040)
Cancelled (in shares) | shares	(414,332)
Outstanding as at end of period (in shares) | shares	7,590,727
Options exercisable as at end of period (in shares) | shares	2,140,103
Weighted Average Exercise Price
Outstanding as at beginning of period (in dollars per shares) | $ / shares	$ 1.14
Granted (in dollars per shares) | $ / shares	17.42
Exercised (in dollars per shares) | $ / shares	0.44
Cancelled (in dollars per shares) | $ / shares	1.41
Outstanding as at end of period (in dollars per shares) | $ / shares	5.98
Options exercisable as at end of period (in dollars per shares) | $ / shares	$ 1.99
Total Intrinsic Value
Intrinsic Value of outstanding options | $	$ 76,599
Intrinsic value of exercisable options (in dollars) | $	$ 28,583
Weighted average remaining contractual life of outstanding options (in years)	8 years 9 months 18 days
Weighted average remaining contractual life of exercisable options (in years)	8 years 3 months 18 days