STOCK-BASED COMPENSATION - Stock Option Activity (Details) - USD ($) $ / shares in Units, $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022
Employees
Number of options
Outstanding, beginning balance (in shares)	10,686,443
Granted (in shares)	1,432,232
Forfeited (in shares)	(474,934)
Expired (in shares)	(278,998)
Exercised (in shares)	(1,907,402)
Outstanding, ending balance (in shares)	9,457,341	10,686,443
Exercisable options (in shares)	6,658,327
Vested and expected to vest (in shares)	9,457,341
Weighted average exercise price
Outstanding, beginning balance (in dollars per share)	$ 1.15
Granted (in dollars per share)	1.33
Forfeited (in dollars per share)	1.62
Expired (in dollars per share)	1.81
Exercised (in dollars per share)	0.46
Outstanding, ending balance (in dollars per share)	1.28	$ 1.15
Exercisable options exercise price (in dollars per share)	1.09
Vested and expected to vest (in dollars per share)	$ 1.28
Share-based Compensation Arrangement by Share-based Payment Award, Options, Additional Disclosures
Outstanding option, weighted average remaining contractual term (in years)	6 years 9 months 18 days	6 years 10 months 24 days
Outstanding exercisable, weighted average remaining contractual term (in years)	6 years
Vested and expected to vest at end of period (in years)	6 years 9 months 18 days
Outstanding intrinsic value, beginning of the period	$ 5,923
Outstanding intrinsic value, end of the period	4,908	$ 5,923
Outstanding exercisable options intrinsic value	4,423
Vested and expected to vest	$ 4,908
Consultants
Number of options
Outstanding, beginning balance (in shares)	69,542
Outstanding, ending balance (in shares)	69,542	69,542
Exercisable options (in shares)	67,869
Vested and expected to vest (in shares)	69,542
Weighted average exercise price
Outstanding, beginning balance (in dollars per share)	$ 0.47
Outstanding, ending balance (in dollars per share)	0.47	$ 0.47
Exercisable options exercise price (in dollars per share)	0.47
Vested and expected to vest (in dollars per share)	$ 0.47
Share-based Compensation Arrangement by Share-based Payment Award, Options, Additional Disclosures
Outstanding option, weighted average remaining contractual term (in years)	3 years 2 months 12 days	4 years 2 months 12 days
Outstanding exercisable, weighted average remaining contractual term (in years)	3 years 1 month 6 days
Vested and expected to vest at end of period (in years)	3 years 2 months 12 days
Outstanding intrinsic value, beginning of the period	$ 86
Outstanding intrinsic value, end of the period	72	$ 86
Outstanding exercisable options intrinsic value	70
Vested and expected to vest	$ 72