Disclosure Of Sustainability-Related Financial Information
| Concept | 
                                    
                                        As at 2025-03-31  | 
                            
                                
                                    
                                        As at 2025-03-31  | 
                            
                                
                                    
                                        As at 2025-03-31  | 
                            
                                
                                    
                                        As at 2025-03-31  | 
                            
                                
                                    
                                        As at 2025-03-31  | 
                            
                                
                                    
                                        As at 2025-03-31  | 
                            
                                
                                    
                                        As at 2025-03-31  | 
                            
                                
                                    
                                        As at 2025-03-31  | 
                            
                                
                                    
                                        As at 2025-03-31  | 
                            
                                
                                    
                                        As at 2025-03-31  | 
                            
                        
|---|---|---|---|---|---|---|---|---|---|---|
| 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 | 
                                        
                                             
                                                65歳定年到達後の雇用継続率(※2)
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                男性の育児休業平均取得日数
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                60歳到達後の雇用継続率(※1)
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                男性の育児休業取得率(※1)
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                管理職における女性比率(女性管理職比率)
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                50歳以上キャリア採用者数
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                障がい者雇用率
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                若年層(入社3年後)の定着率(※2)
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                主任職における女性比率(女性主任職比率)
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                新卒採用女性比率
                                                
                                             
                                        
                                     | 
                                
                            
| Metrics unit | 
                                        
                                             
                                                %
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                日
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                %
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                %
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                %
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                名
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                %
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                %
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                %
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                %
                                                
                                             
                                        
                                     | 
                                
                            
| Target period | — | 
                                        
                                             
                                                2026年度
                                                
                                             
                                        
                                     | 
                                
                                    — | 
                                        
                                             
                                                2026年度
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                2027/4/1
                                                
                                             
                                        
                                     | 
                                
                                    — | 
                                        
                                             
                                                2026/4/1
                                                
                                             
                                        
                                     | 
                                
                                    — | 
                                        
                                             
                                                2027/4/1
                                                
                                             
                                        
                                     | 
                                
                                    — | 
| Targets | — | 
                                        
                                             
                                                30
                                                
                                                    
                                                        xbrli:pure
                                                    
                                                
                                             
                                        
                                     | 
                                
                                    — | 
                                        
                                             
                                                80
                                                
                                                    
                                                        xbrli:pure
                                                    
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                8
                                                
                                                    
                                                        xbrli:pure
                                                    
                                                
                                             
                                        
                                     | 
                                
                                    — | 
                                        
                                             
                                                2.70
                                                
                                                    
                                                        xbrli:pure
                                                    
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                85
                                                
                                                    
                                                        xbrli:pure
                                                    
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                25
                                                
                                                    
                                                        xbrli:pure
                                                    
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                30
                                                
                                                    
                                                        xbrli:pure
                                                    
                                                
                                             
                                        
                                     | 
                                
                            
| Performance | 
                                        
                                             
                                                57.7
                                                
                                                    
                                                        xbrli:pure
                                                    
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                31.3
                                                
                                                    
                                                        xbrli:pure
                                                    
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                97.4
                                                
                                                    
                                                        xbrli:pure
                                                    
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                68.9
                                                
                                                    
                                                        xbrli:pure
                                                    
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                6.1
                                                
                                                    
                                                        xbrli:pure
                                                    
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                43
                                                
                                                    
                                                        xbrli:pure
                                                    
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                2.51
                                                
                                                    
                                                        xbrli:pure
                                                    
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                81.4
                                                
                                                    
                                                        xbrli:pure
                                                    
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                24.0
                                                
                                                    
                                                        xbrli:pure
                                                    
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                24.7
                                                
                                                    
                                                        xbrli:pure
                                                    
                                                
                                             
                                        
                                     |