Employees
| Concept | As at 2025-03-31 | As at 2025-03-31 | 
|---|---|---|
| Employees | ||
| Metrics related to human capital diversity | ||
| Metrics of consolidated subsidiaries | ||
| Consolidated subsidiaries | 
                                                富士フイルムビジネスイノベーション㈱
                                                
                                             | 
                                                富士フイルム㈱
                                                
                                             | 
| Ratio of female employees in managerial positions | 
                                                0.088
                                                
                                                    
                                                        xbrli:pure
                                                    
                                                
                                             | 
                                                0.067
                                                
                                                    
                                                        xbrli:pure
                                                    
                                                
                                             | 
| Ratio of male employees taking childcare leave | ||
| All employees | 
                                                0.864
                                                
                                                    
                                                        xbrli:pure
                                                    
                                                
                                             | 
                                                0.853
                                                
                                                    
                                                        xbrli:pure
                                                    
                                                
                                             | 
| Differences in wages between male and female employees | ||
| All employees | 
                                                0.784
                                                
                                                    
                                                        xbrli:pure
                                                    
                                                
                                             | 
                                                0.739
                                                
                                                    
                                                        xbrli:pure
                                                    
                                                
                                             | 
| Regular employees | 
                                                0.785
                                                
                                                    
                                                        xbrli:pure
                                                    
                                                
                                             | 
                                                0.750
                                                
                                                    
                                                        xbrli:pure
                                                    
                                                
                                             | 
| Non-regular employees | 
                                                0.762
                                                
                                                    
                                                        xbrli:pure
                                                    
                                                
                                             | 
                                                0.558
                                                
                                                    
                                                        xbrli:pure
                                                    
                                                
                                             |