Disclosure Of Sustainability-Related Financial Information
| Concept | 
                                    
                                        As at 2024-03-31  | 
                            
                                
                                    
                                        As at 2024-03-31  | 
                            
                        
|---|---|---|
| Disclosure of Sustainability-related Financial Information | ||
| Description of metrics related to policy on development of human resources and internal environment, and targets and performance using such metrics | ||
| Metrics | 
                                        
                                             
                                                管理職候補者における
女性労働者の割合
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                産休・育休取得後の復職率
                                                
                                             
                                        
                                     | 
                                
                            
| Metrics unit | 
                                        
                                             
                                                %
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                %
                                                
                                             
                                        
                                     | 
                                
                            
| Targets | 
                                        
                                             
                                                30.0
                                                
                                                    
                                                        xbrli:pure
                                                    
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                100
                                                
                                                    
                                                        xbrli:pure
                                                    
                                                
                                             
                                        
                                     | 
                                
                            
| Performance | 
                                        
                                             
                                                22.5
                                                
                                                    
                                                        xbrli:pure
                                                    
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                100
                                                
                                                    
                                                        xbrli:pure
                                                    
                                                
                                             
                                        
                                     |