Annual report [Section 13 and 15(d), not S-K Item 405]

STOCK-BASED COMPENSATION - Assumptions (Details)

v3.25.4
STOCK-BASED COMPENSATION - Assumptions (Details) - Employee Stock Option - USD ($)
12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Expected dividend yield $ 0 $ 0
Minimum    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Volatility 111.06% 125.33%
Expected term (in years) 5 years 6 years
Risk-free rate 3.74% 3.59%
Weighted average grant date fair value per share (in dollars per share) $ 0.71 $ 1.81
Maximum    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Volatility 125.64% 132.02%
Expected term (in years) 6 years 29 days 7 years
Risk-free rate 4.41% 4.60%
Weighted average grant date fair value per share (in dollars per share) $ 1.99 $ 2.85