Issued Shares
| Concept | As at 2024-12-31 | As at 2024-12-31 | As at 2024-12-31 | As at 2024-12-31 | As at 2024-12-31 | As at 2024-12-31 | As at 2024-12-31 | As at 2024-12-31 | As at 2024-12-31 | As at 2024-12-31 | 
|---|---|---|---|---|---|---|---|---|---|---|
| Issued shares | ||||||||||
| Issued shares | ||||||||||
| Number of shares | 
                                                5,100
                                                
                                                    
                                                        xbrli:shares
                                                    
                                                
                                             | 
                                                102,400
                                                
                                                    
                                                        xbrli:shares
                                                    
                                                
                                             | — | 
                                                9,753,000
                                                
                                                    
                                                        xbrli:shares
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        xbrli:shares
                                                    
                                                
                                             | 
                                                9,860,500
                                                
                                                    
                                                        xbrli:shares
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        xbrli:shares
                                                    
                                                
                                             | — | — | 
                                                
                                                
                                                    
                                                        xbrli:shares
                                                    
                                                
                                             | 
| Number of voting rights | — | — | — | 
                                                97,530
                                                
                                                    
                                                        xbrli:pure
                                                    
                                                
                                             | — | 
                                                97,530
                                                
                                                    
                                                        xbrli:pure
                                                    
                                                
                                             | — | — | — | 
                                                
                                                
                                                    
                                                        xbrli:pure
                                                    
                                                
                                             | 
| Description | — | — |  | — |  | — |  | 
                                                一単元(100株)未満の株式
                                                
                                             |  |  |