Disclosure Of Sustainability-Related Financial Information
| Concept | 
                                    
                                        As at 2025-02-28  | 
                            
                                
                                    
                                        As at 2025-02-28  | 
                            
                                
                                    
                                        As at 2025-02-28  | 
                            
                                
                                    
                                        As at 2025-02-28  | 
                            
                                
                                    
                                        As at 2025-02-28  | 
                            
                                
                                    
                                        As at 2025-02-28  | 
                            
                        
|---|---|---|---|---|---|---|
| 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 | 
                                        
                                             
                                                平均勤続年数
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                障がい者雇用率
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                女性採用比率(社員登用者含む)
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                正規雇用労働者の中途採用比率
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                女性管理職比率
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                新卒正社員採用数
                                                
                                             
                                        
                                     | 
                                
                            
| Metrics unit | 
                                        
                                             
                                                年
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                %
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                %
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                %
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                %
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                人
                                                
                                             
                                        
                                     | 
                                
                            
| Target period | — | — | — | — | 
                                        
                                             
                                                2030年度
                                                
                                             
                                        
                                     | 
                                
                                    — | 
| Targets | 
                                        
                                             
                                                
                                                
                                                    
                                                        xbrli:pure
                                                    
                                                
                                             
                                        
                                     | 
                                
                                    — | 
                                        
                                             
                                                
                                                
                                                    
                                                        xbrli:pure
                                                    
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                
                                                
                                                    
                                                        xbrli:pure
                                                    
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                25.0
                                                
                                                    
                                                        xbrli:pure
                                                    
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                
                                                
                                                    
                                                        xbrli:pure
                                                    
                                                
                                             
                                        
                                     | 
                                
                            
| Performance | 
                                        
                                             
                                                22.6
                                                
                                                    
                                                        xbrli:pure
                                                    
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                2.72
                                                
                                                    
                                                        xbrli:pure
                                                    
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                84.4
                                                
                                                    
                                                        xbrli:pure
                                                    
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                60.0
                                                
                                                    
                                                        xbrli:pure
                                                    
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                11.1
                                                
                                                    
                                                        xbrli:pure
                                                    
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                18
                                                
                                                    
                                                        xbrli:pure
                                                    
                                                
                                             
                                        
                                     |