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STOCKHOLDERS' EQUITY - Assumptions Used to estimate fair value (Details) - Employee And Director [Member]
12 Months Ended
Dec. 31, 2023
Dec. 31, 2022
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Volatility, Minimum 90.90% 91.11%
Volatility, Maximum 92.62% 92.60%
Risk-free interest rate, Minimum 3.45% 1.89%
Risk-free interest rate, Maximum 4.13% 3.62%
Dividend yield 0.00% 0.00%
Minimum [Member]    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Expected life (years) 5 years 9 months 21 days 5 years 9 months 21 days
Maximum [Member]    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Expected life (years) 5 years 10 months 17 days 6 years