Employees
| Concept | As at 2025-04-30 | As at 2025-04-30 | As at 2025-04-30 | As at 2025-04-30 | As at 2024-08-31 | As at 2024-08-31 | As at 2023-08-31 | As at 2023-08-31 | As at 2022-08-31 | As at 2021-08-31 | 
|---|---|---|---|---|---|---|---|---|---|---|
| Employees | ||||||||||
| Information about reporting company | ||||||||||
| Number of employees of reporting company | ||||||||||
| Number of employees | 
                                                3
                                                
                                                    
                                                        xbrli:pure
                                                    
                                                
                                             | 
                                                1,032
                                                
                                                    
                                                        xbrli:pure
                                                    
                                                
                                             | 
                                                381
                                                
                                                    
                                                        xbrli:pure
                                                    
                                                
                                             | 
                                                651
                                                
                                                    
                                                        xbrli:pure
                                                    
                                                
                                             | 
                                                1,090
                                                
                                                    
                                                        xbrli:pure
                                                    
                                                
                                             | 
                                                3
                                                
                                                    
                                                        xbrli:pure
                                                    
                                                
                                             | 
                                                3
                                                
                                                    
                                                        xbrli:pure
                                                    
                                                
                                             | 
                                                1,116
                                                
                                                    
                                                        xbrli:pure
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        xbrli:pure
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        xbrli:pure
                                                    
                                                
                                             |