v3.25.2
Share capital, Share Purchase Warrants (Details)
 9 Months Ended 12 Months Ended
Nov. 06, 2024
$ / shares
shares
Oct. 08, 2024
$ / shares
Nov. 04, 2022
shares
Apr. 30, 2025
$ / shares
shares
Jul. 31, 2024
$ / shares
shares
Jul. 31, 2023
$ / shares
shares
Apr. 30, 2025
$ / shares
shares
Oct. 29, 2024
$ / shares
shares
Sep. 22, 2023
$ / shares
shares
Aug. 22, 2023
$ / shares
shares
Aug. 04, 2023
$ / shares
shares
Number of Warrants [Abstract]                      
Beginning balance (in shares) | shares       1,328,846              
Issued on RTO (in shares) | shares     1,220,668                
Ending balance (in shares) | shares 22,699,987       1,328,846            
Exercise price of warrant (in dollars per share) $ 1.52 $ 6.73           $ 1.31 $ 1.31 $ 1.31 $ 1.31
Weighted Average Exercise Price [Abstract]                      
Number of shares issued due to warrants exercise (in shares) | shares         1,220,668     600,000 25,489 63,722 91,760
Warrants exercised price per share (in dollars per share) $ 1.52 $ 6.73           $ 1.31 $ 1.31 $ 1.31 $ 1.31
Remaining Life [Abstract]                      
Share purchase warrants, remaining life   2 years   4 years 5 months 26 days 8 months 12 days            
Share Purchase Warrants [Member]                      
Number of Warrants [Abstract]                      
Beginning balance (in shares) | shares       1,328,846 1,509,817            
Issued on RTO (in shares) | shares       22,699,987              
Exercised (in shares) | shares       (91,760) (180,971)            
Expired (in shares) | shares       (1,038,016)              
Ending balance (in shares) | shares       22,899,057 1,328,846 1,509,817          
Exercise price of warrant (in dollars per share)             $ 6.73        
Weighted Average Exercise Price [Abstract]                      
Weighted average exercise price, beginning balance (in dollars per share)       $ 4.72 $ 4.25            
Issued, weighted average exercise price (in dollars per share)       1.52              
Exercised, weighted average exercise price (in dollars per share)       0.95 0.97            
Expired, weighted average exercise price (in dollars per share)       5.67              
Weighted average exercise price, ending balance (in dollars per share)       $ 1.52 $ 4.72 $ 4.25          
Number of shares issued due to warrants exercise (in shares) | shares       11,224     11,224        
Warrants exercised price per share (in dollars per share)             $ 6.73        
Remaining Life [Abstract]                      
Share purchase warrants, remaining life       4 years 8 months 26 days 8 months 1 day 1 year 10 months 6 days          
Share Capital [Abstract]                      
Conversion rate       0.9692              
Share Purchase Warrants [Member] | Exercise Price CAD$13.08 [Member]                      
Number of Warrants [Abstract]                      
Ending balance (in shares) | shares       12,999              
Exercise price of warrant (in dollars per share)             13.08        
Expiry date of warrant       Jun. 30, 2025              
Weighted Average Exercise Price [Abstract]                      
Warrants exercised price per share (in dollars per share)             13.08        
Share Purchase Warrants [Member] | Exercise Price CAD$1.31 [Member]                      
Number of Warrants [Abstract]                      
Ending balance (in shares) | shares       186,071              
Exercise price of warrant (in dollars per share)             1.31        
Expiry date of warrant       Sep. 29, 2026              
Weighted Average Exercise Price [Abstract]                      
Warrants exercised price per share (in dollars per share)             $ 1.31        
Share Purchase Warrants [Member] | Exercise Price $1.52 [Member]                      
Number of Warrants [Abstract]                      
Ending balance (in shares) | shares [1]       22,699,987              
Exercise price of warrant (in dollars per share)       $ 1.52              
Expiry date of warrant       Nov. 06, 2029              
Weighted Average Exercise Price [Abstract]                      
Warrants exercised price per share (in dollars per share)       $ 1.52              
[1] Each warrant exercisable for 0.9692 common stock.