Disclosure Of Earnings Per Share [Text Block]
| Concept | 2024-01-01 to 2024-12-31 | 2023-01-01 to 2023-12-31 | 
|---|---|---|
| Disclosure of earnings per share [text block] | 
                                                7.5.11.7
                                                
                                             | — | 
| Earnings per share [text block] | — | — | 
| Earnings per share [abstract] | ||
| Earnings per share [line items] | ||
| Basic earnings per share [abstract] | ||
| Basic earnings (loss) per share from continuing operations | 
                                                4.76
                                                
                                             | 
                                                5.34
                                                
                                             | 
| Basic earnings (loss) per share from discontinued operations | 
                                                0.57
                                                
                                             | 
                                                0.46
                                                
                                             | 
| Basic earnings (loss) per share | 
                                                4.19
                                                
                                             | 
                                                5.80
                                                
                                             | 
| Diluted earnings per share [abstract] | ||
| Diluted earnings (loss) per share from continuing operations | 
                                                4.39
                                                
                                             | 
                                                4.85
                                                
                                             | 
| Diluted earnings (loss) per share from discontinued operations | 
                                                0.52
                                                
                                             | 
                                                0.41
                                                
                                             | 
| Diluted earnings (loss) per share | 
                                                3.87
                                                
                                             | 
                                                5.26
                                                
                                             | 
| Adjustments to reconcile profit (loss) to numerator used in calculating earnings per share [abstract] | ||
| Profit (loss), attributable to owners of parent | 
                                                882,000,000
                                                
                                                    
                                                        EUR
                                                    
                                                
                                             | 
                                                1,038,000,000
                                                
                                                    
                                                        EUR
                                                    
                                                
                                             | 
| Disclosure of depositary receipts [text block] | — | — | 
| Disclosure of depositary receipts [abstract] | ||
| Disclosure of depositary receipts [line items] |