Issued Shares
| Concept | 
                                    
                                        As at 2024-11-14  | 
                            
                                
                                    
                                        As at 2024-11-14  | 
                            
                        
|---|---|---|
| Issued shares | ||
| Issued shares | ||
| Class | — | 
                                        
                                             
                                                普通株式
                                                
                                             
                                        
                                     | 
                                
                            
| Number of issued shares as of fiscal year end | 
                                        
                                             
                                                12,170,000
                                                
                                                    
                                                        xbrli:shares
                                                    
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                12,170,000
                                                
                                                    
                                                        xbrli:shares
                                                    
                                                
                                             
                                        
                                     | 
                                
                            
| Number of issued shares as of filing date | 
                                        
                                             
                                                12,170,000
                                                
                                                    
                                                        xbrli:shares
                                                    
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                12,170,000
                                                
                                                    
                                                        xbrli:shares
                                                    
                                                
                                             
                                        
                                     | 
                                
                            
| Name of financial instruments exchange on which securities are listed or authorized financial instruments business association to which securities are registered | — | 
                                        
                                             
                                                 東京証券取引所スタンダード市場名古屋証券取引所 メイン市場
                                                
                                             
                                        
                                     | 
                                
                            
| Description | — | 
                                        
                                             
                                                完全議決権株式であり、権利内容に何らかの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。
                                                
                                             
                                        
                                     |