CAPITAL STOCK, STOCK-BASED COMPENSATION AND BENEFIT PLAN - Assumptions Used in Black-Scholes Option Pricing Model (Details) - Stock Incentive Plan, 2014 And 2023 - $ / shares	3 Months Ended		6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]
Risk-free interest rate, minimum	3.67%	2.80%	3.54%	1.69%
Risk-free interest rate, maximum	3.99%	3.01%	3.99%	3.01%
Expected volatility, minimum	102.31%	87.99%	100.97%	79.77%
Expected volatility, maximum	111.71%	91.57%	111.71%	91.57%
Expected dividend yield	0.00%	0.00%	0.00%	0.00%
Fair value at grant date (in dollars per share)	$ 0.97	$ 0.31	$ 0.56	$ 1.21
Minimum
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]
Expected term (years)	5 years 6 months 3 days	5 years 6 months 3 days	5 years 6 months 3 days	5 years 6 months 3 days
Maximum
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]
Expected term (years)	6 years 3 months	6 years 3 months	6 years 3 months	6 years 3 months