v3.26.1
SHARE-BASED COMPENSATION - Fair value (Details) - $ / shares
12 Months Ended
Feb. 28, 2026
Feb. 28, 2025
Options granted using Black-Scholes option-pricing model    
Risk-free interest rate 3.97% 3.80%
Expected life (years) 6 years  
Expected dividend yield 0.00% 0.00%
Volatility 79.10%  
Fair value of options at grant date per share $ 27.45 $ 25.83
Minimum    
Options granted using Black-Scholes option-pricing model    
Expected life (years)   7 years 3 months 29 days
Volatility   71.10%
Maximum    
Options granted using Black-Scholes option-pricing model    
Expected life (years)   7 years 4 months 24 days
Volatility   71.40%