Issued Shares
| Concept | As at 2025-01-31 | As at 2025-01-31 | As at 2025-01-31 | As at 2025-01-31 | As at 2025-01-31 | As at 2025-01-31 | As at 2025-01-31 | 
|---|---|---|---|---|---|---|---|
| Issued shares | |||||||
| Issued shares | |||||||
| Number of shares | 
                                                
                                                
                                                    
                                                        xbrli:shares
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        xbrli:shares
                                                    
                                                
                                             | 
                                                10,056,400
                                                
                                                    
                                                        xbrli:shares
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        xbrli:shares
                                                    
                                                
                                             | 
                                                11,500
                                                
                                                    
                                                        xbrli:shares
                                                    
                                                
                                             | 
                                                9,990,000
                                                
                                                    
                                                        xbrli:shares
                                                    
                                                
                                             | 
                                                54,900
                                                
                                                    
                                                        xbrli:shares
                                                    
                                                
                                             | 
| Number of voting rights | 
                                                
                                                
                                                    
                                                        xbrli:pure
                                                    
                                                
                                             | — | 
                                                99,900
                                                
                                                    
                                                        xbrli:pure
                                                    
                                                
                                             | — | — | 
                                                99,900
                                                
                                                    
                                                        xbrli:pure
                                                    
                                                
                                             | — | 
| Description |  |  | — |  |  | 
                                                権利内容に何ら限定のない当社における標準となる株式
                                                
                                             |  |