STOCK-BASED COMPENSATION - Stock options (Details) - USD ($) $ / shares in Units, $ in Thousands	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023
Options
Outstanding at beginning of period (in shares)	4,178,194
Granted (in shares)	2,807,650
Exercised (in shares)	(379,425)
Cancelled (in shares)	(289,356)
Outstanding at end of period (in shares)	6,317,063	4,178,194
Vested at end of period (in shares)	2,834,077
Vested and expected to vest at end of period (in shares)	6,317,063
Weighted average exercise price
Outstanding at beginning of period (in dollars per share)	$ 2.98
Granted (in dollars per share)	2.85
Exercised (in dollars per share)	1.31
Cancelled (in dollars per share)	4.2
Outstanding at end of period (in dollars per share)	2.97	$ 2.98
Vested at end of period (in dollars per share)	3.5
Vested and expected to vest at end of period (in dollars per share)	$ 2.97
Weighted-average remaining contractual term and Aggregate intrinsic value
Outstanding at end of period (in years)	8 years 2 months 19 days	8 years 2 months 19 days
Vested at end of period (in years)	6 years 10 months 17 days
Vested and expected to vest at end of period (in years)	8 years 2 months 19 days
Outstanding at beginning of period (in dollars)	$ 11
Outstanding at end of period (in dollars)	4	$ 11
Vested and expected to vest at end of period (in dollars)	4
Intrinsic value of stock options	$ 100	$ 1,600
Weighted average grant-date fair value of stock options granted	$ 1.94	$ 0.59