Disclosure Of Earnings Per Share [Text Block]
| Concept | 2023-01-01 to 2023-12-31 | 2022-01-01 to 2022-12-31 | 
|---|---|---|
| Disclosure of earnings per share [text block] | 
                                                9
                                                
                                             | — | 
| 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 | 
                                                3,106.00
                                                
                                             | 
                                                81.00
                                                
                                             | 
| Basic earnings (loss) per share from discontinued operations | 
                                                17,613.00
                                                
                                             | 
                                                1,581.00
                                                
                                             | 
| Basic earnings (loss) per share | 
                                                20,719.00
                                                
                                             | 
                                                1,500.00
                                                
                                             | 
| Diluted earnings per share [abstract] | ||
| Diluted earnings (loss) per share from continuing operations | 
                                                3,106.00
                                                
                                             | 
                                                81.00
                                                
                                             | 
| Diluted earnings (loss) per share from discontinued operations | 
                                                17,613.00
                                                
                                             | 
                                                1,581.00
                                                
                                             | 
| Diluted earnings (loss) per share | 
                                                20,719.00
                                                
                                             | 
                                                1,500.00
                                                
                                             | 
| Profit (loss), attributable to ordinary equity holders of parent entity [abstract] | ||
| Profit (loss) from continuing operations attributable to ordinary equity holders of parent entity, used in calculating basic earnings per share | 
                                                291,000,000
                                                
                                                    
                                                        EUR
                                                    
                                                
                                             | 
                                                8,000,000
                                                
                                                    
                                                        EUR
                                                    
                                                
                                             | 
| Profit (loss) from discontinued operations attributable to ordinary equity holders of parent entity, used in calculating basic earnings per share | 
                                                1 652
                                                
                                                    
                                                        EUR
                                                    
                                                
                                             | 
                                                149,000,000
                                                
                                                    
                                                        EUR
                                                    
                                                
                                             | 
| Adjustments to reconcile profit (loss) to numerator used in calculating earnings per share [abstract] | ||
| Profit (loss), attributable to owners of parent | 
                                                1 943
                                                
                                                    
                                                        EUR
                                                    
                                                
                                             | 
                                                141,000,000
                                                
                                                    
                                                        EUR
                                                    
                                                
                                             | 
| Disclosure of depositary receipts [text block] | — | — | 
| Disclosure of depositary receipts [abstract] | ||
| Disclosure of depositary receipts [line items] |