Quarterly report [Sections 13 or 15(d)]

SHARE-BASED COMPENSATION - Fair value of share options outstanding and exercisable (Details)

v3.26.1
SHARE-BASED COMPENSATION - Fair value of share options outstanding and exercisable (Details)
6 Months Ended 12 Months Ended
Jun. 30, 2026
$ / shares
Jun. 30, 2026
$ / shares
Jun. 30, 2025
$ / shares
Dec. 31, 2025
$ / shares
Canadian Dollar Share Options        
SHARE-BASED COMPENSATION        
Weighted average fair value of Options $ 5.08     $ 2
Expected volatility 115.70% 115.70%   106.40%
Risk-free interest rate 4.19% 4.19%   3.86%
Expected term (years) 5 years 6 months 5 years 6 months   6 years
Us Dollar Service Based Share Options        
SHARE-BASED COMPENSATION        
Weighted average fair value of Options   $ 9 $ 12  
Expected volatility 108.80% 108.80% 100.80%  
Risk-free interest rate 4.26% 4.26% 3.86%  
Expected term (years) 5 years 10 months 24 days 5 years 10 months 24 days 5 years 8 months 12 days