v3.26.1
Derivative liabilities - Series A & B Convertible Preferred Shares (Details)
3 Months Ended 9 Months Ended 12 Months Ended
Jan. 14, 2026
shares
Dec. 19, 2025
$ / shares
Aug. 15, 2025
$ / shares
Jan. 17, 2025
USD ($)
shares
Jan. 14, 2025
$ / shares
Dec. 21, 2024
USD ($)
shares
Sep. 16, 2024
$ / shares
Aug. 16, 2024
shares
Jan. 17, 2024
USD ($)
shares
Dec. 21, 2023
USD ($)
$ / shares
shares
Dec. 13, 2023
$ / shares
shares
Sep. 20, 2023
$ / shares
Aug. 02, 2023
$ / shares
Jun. 16, 2023
$ / shares
Nov. 23, 2020
May 31, 2026
USD ($)
May 31, 2025
USD ($)
May 31, 2026
USD ($)
May 31, 2025
USD ($)
Aug. 31, 2025
USD ($)
shares
Aug. 31, 2024
USD ($)
shares
May 31, 2026
$ / shares
Derivative Liabilities                                            
Warrants exercise term   5 years 5 years   5 years 6 months   5 years     5 years   3 years 3 years 3 years 5 years              
Exercise price of warrants | $ / shares   $ 150 $ 1,000   $ 6,000   $ 45,000     $ 567,000 $ 567,000 $ 2,187,000 $ 2,187,000 $ 2,187,000                
Number of shares issued during the period | shares 40                                          
Transaction costs | $                                   $ 1,072,258 $ 1,891,037      
Pre-funded warrants                                            
Derivative Liabilities                                            
Exercise price of warrants | $ / shares                                           $ 540
Derivatives | Series A Convertible Preferred Shares                                            
Derivative Liabilities                                            
Stated value per share | $ / shares                     1,000                      
Conversion price per share | $ / shares                     $ 567,000                      
Threshold beneficial ownership percentage more than which conversion prohibited                     4.99%                      
Percentage of average volume-weighted average price of common shares during five trading days considered for conversion price                     80.00%                      
Number of trading days considered for average volume-weighted average price                     5 days                      
Floor conversion price per share | $ / shares                     $ 162,000                      
Number of warrants issued | shares               13   13 1                      
Warrants exercise term                     5 years                      
Exercise price of warrants | $ / shares                     $ 567,000                      
Number of additional shares issued | shares                     1                      
Holding period of preferred shares                     6 months                      
Number of shares issued during the period | shares                   3,000                        
Total cash consideration | $                   $ 3,000,000                        
Transaction costs | $                                         $ 452,398  
Number of shares converted | shares           1,950                           400 650  
Shares issued upon conversion of convertible preferred stock | shares                                       4 13  
Value of shares issued upon conversion of convertible preferred stock | $                                       $ 100,610 $ 199,069  
Securities issuance - warrants exchanged (in shares) | shares               11                            
Convertible preferred shares | shares           16                                
Common Shares at a value | $           $ 71,784                           71,784    
Gain (loss) from valuation of derivative financial instruments | $                               $ 0 $ 0 0 325,294      
Amortization of the deferred loss during the period | $                                   0 (576,209)      
Derivatives | Series A Convertible Preferred Shares | Pre-funded warrants                                            
Derivative Liabilities                                            
Securities issuance - warrants exchanged (in shares) | shares               1                            
Derivatives | Series B Convertible Preferred Shares                                            
Derivative Liabilities                                            
Stated value per share | $ / shares                     $ 1,000                      
Conversion price per share | $ / shares                     $ 567,000                      
Threshold beneficial ownership percentage more than which conversion prohibited                     4.99%                      
Percentage of average volume-weighted average price of common shares during five trading days considered for conversion price                     80.00%                      
Number of trading days considered for average volume-weighted average price                     5 days                      
Floor conversion price per share | $ / shares                     $ 162,000                      
Number of warrants issued | shares                 6   1                      
Warrants exercise term                     5 years                      
Exercise price of warrants | $ / shares                     $ 567,000                      
Total cash consideration | $                 $ 3,000,000                          
Transaction costs | $                                         $ 676,621  
Number of shares converted | shares       3,000         3,000                          
Convertible preferred shares | shares       19                                    
Common Shares at a value | $       $ 136,298                               $ 136,298    
Gain (loss) from valuation of derivative financial instruments | $                               $ 2,297 $ (9,447) 664 892,239      
Amortization of the deferred loss during the period | $                                   $ 0 $ (580,881)