Issued Shares
| Concept | As at 2023-12-31 | As at 2023-12-31 | As at 2023-12-31 | As at 2023-12-31 | As at 2023-12-31 | As at 2023-12-31 | As at 2023-12-31 | 
|---|---|---|---|---|---|---|---|
| Issued shares | |||||||
| Issued shares | |||||||
| Number of shares | 
                                                
                                                
                                                    
                                                        xbrli:shares
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        xbrli:shares
                                                    
                                                
                                             | 
                                                62,891,200
                                                
                                                    
                                                        xbrli:shares
                                                    
                                                
                                             | 
                                                62,880,900
                                                
                                                    
                                                        xbrli:shares
                                                    
                                                
                                             | 
                                                10,300
                                                
                                                    
                                                        xbrli:shares
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        xbrli:shares
                                                    
                                                
                                             | 
                                                
                                                
                                                    
                                                        xbrli:shares
                                                    
                                                
                                             | 
| Number of voting rights | 
                                                
                                                
                                                    
                                                        xbrli:pure
                                                    
                                                
                                             | — | 
                                                628,809
                                                
                                                    
                                                        xbrli:pure
                                                    
                                                
                                             | 
                                                628,809
                                                
                                                    
                                                        xbrli:pure
                                                    
                                                
                                             | — | — | — | 
| Description |  |  | — | 
                                                完全議決権株式であり、株主としての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であります。なお、単元株式数は100株であります。
                                                
                                             |  |  |  |