v3.25.2
Share capital - Narrative (Details)
$ in Thousands
3 Months Ended 9 Months Ended
Aug. 31, 2025
USD ($)
shares
May 31, 2025
USD ($)
shares
Feb. 28, 2025
USD ($)
shares
Feb. 28, 2025
$ / shares
Aug. 31, 2024
USD ($)
May 31, 2024
USD ($)
Feb. 29, 2024
USD ($)
shares
Feb. 29, 2024
$ / shares
Aug. 31, 2025
USD ($)
shares
Aug. 31, 2025
USD ($)
$ / shares
shares
Aug. 31, 2024
USD ($)
shares
Aug. 31, 2025
$ / shares
Apr. 14, 2025
USD ($)
Nov. 30, 2024
$ / shares
shares
Share capital                            
Shelf registration, aggregate offering amount                         $ 50,000  
Equity distribution program, aggregate offering amount   $ 25,000                        
Stock-based compensation $ (374) $ (512) $ (2,258)   $ (509) $ (509) $ (1,999)              
Non-vested stock options outstanding | shares 11,715,234               11,715,234 11,715,234        
Weighted average exercise price options outstanding | $ / shares                       $ 1.45    
Stock option expense not yet recognized $ 300               $ 300 $ 300        
Exercise of options, Number of shares | shares                 400,000   0      
Stock options granted, weighted average exercise price | $ / shares                   $ 0.79        
Reclassification from reserves to share capital 100               $ 100 $ 100        
Aggregate intrinsic value, vested options $ 6,100       $ 0       6,100 $ 6,100 $ 0      
Aggregate intrinsic value, options exercised                 $ 300   0      
Number of shares, conversion | shares                 1          
Nonvested Options                            
Share capital                            
Non-vested stock options outstanding | shares 1,925,004               1,925,004 1,925,004        
Weighted average exercise price options outstanding | $ / shares                       1.12    
RSU and DSU                            
Share capital                            
Stock-based compensation                 $ 2,000   2,500      
Stock options                            
Share capital                            
Stock options granted | shares 0 0             2,125,000          
Weighted-average exercise price | $ / shares                   $ 1.52        
Non-vested stock options outstanding | shares 11,715,234               11,715,234 11,715,234       13,630,234
Weighted average exercise price options outstanding | $ / shares                       $ 1.45   $ 1.77
Exercise of options, Number of shares | shares                 400,000          
Stock options granted, weighted average exercise price | $ / shares                   $ 0.79        
Employees, consultants and directors                            
Share capital                            
Stock options granted | shares     2,125,000       2,775,000              
Weighted-average exercise price | $ / shares       $ 1.52       $ 0.59            
Stock options granted, expiration period     5 years       5 years              
Vesting period     2 years       2 years              
Stock options granted, weighted average fair value | $ / shares       $ 0.59       $ 0.2            
Directors, employees and service providers | Stock options                            
Share capital                            
Stock-based compensation                 $ 1,000   $ 500