Employees
| Concept | As at 2024-09-30 | As at 2023-09-30 | As at 2022-09-30 | As at 2021-09-30 | As at 2020-09-30 | 
|---|---|---|---|---|---|
| Employees | |||||
| Information about reporting company | |||||
| Number of employees of reporting company | |||||
| Number of employees | 
                                                15
                                                
                                                    
                                                        xbrli:pure
                                                    
                                                
                                             | 
                                                13
                                                
                                                    
                                                        xbrli:pure
                                                    
                                                
                                             | 
                                                12
                                                
                                                    
                                                        xbrli:pure
                                                    
                                                
                                             | 
                                                11
                                                
                                                    
                                                        xbrli:pure
                                                    
                                                
                                             | 
                                                9
                                                
                                                    
                                                        xbrli:pure
                                                    
                                                
                                             |