STOCK-BASED COMPENSATION - Stock Options Activity (Details) - USD ($) $ / shares in Units, $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021
Shares
Options exercised (in shares)	(22,631)	(72,750)
Stock Options | The 2014 Plan
Shares
Options outstanding at the beginning of the period (in shares)	2,258,399
Options granted (in shares)	1,048,487
Options exercised (in shares)	(22,631)
Options forfeited (in shares)	0
Options expired (in shares)	(13,776)
Options outstanding at the end of the period (in shares)	3,270,479	2,258,399
Options vested and expected to vest at the end of the period (in shares)	3,270,479
Options exercisable at the end of the period (in shares)	820,543
Weighted- Average Exercise Price
Options outstanding at the beginning of the period (in dollars per share)	$ 2.69
Options granted (in dollars per share)	2.64
Options exercised (in dollars per share)	1.52
Options forfeited (in dollars per share)	0
Options expired (in dollars per share)	17.61
Options outstanding at the end of the period (in dollars per share)	2.62	$ 2.69
Options vested and expected to vest at the end of the period (in dollars per share)	2.62
Options exercisable at the end of the period (in dollars per share)	$ 4.83
Weighted- Average Remaining Contractual Term
Options outstanding at the end of the period	8 years 10 months 24 days
Options vested and expected to vest at the end of the period	8 years 10 months 24 days
Options exercisable at the end of the period	8 years 3 months 18 days
Share Based Compensation Arrangement by Share Based Payment Award Options Aggregate Intrinsic Value [Abstract]
Options outstanding at the end of the period	$ 8,047
Options vested and expected to vest at the end of the period	8,047
Options exercisable at the end of the period	$ 2,115