Disclosure Of Fair Value Measurement [Text Block]
| Concept | As at 2024-12-31 | As at 2024-12-31 | As at 2024-12-31 | 2024-01-01 to 2024-12-31 | As at 2024-12-31 | As at 2023-12-31 | As at 2023-12-31 | As at 2023-12-31 | As at 2023-12-31 | As at 2022-12-31 | As at 2022-12-31 | As at 2022-12-31 | As at 2022-12-31 | As at 2022-12-31 | As at 2022-12-31 | As at 2022-12-31 | As at 2022-12-31 | As at 2022-12-31 | As at 2022-12-31 | As at 2022-12-31 | As at 2022-12-31 | 
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Disclosure of fair value measurement [text block] | — | — | — |  | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
| Disclosure of fair value measurement of assets [text block] | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
| Disclosure of fair value measurement of assets [abstract] | |||||||||||||||||||||
| Disclosure of fair value measurement of assets [line items] | |||||||||||||||||||||
| Assets | — | — | — | — | 
                                                8,134,000
                                                
                                                    
                                                        EUR
                                                    
                                                
                                             | 
                                                9,660,000
                                                
                                                    
                                                        EUR
                                                    
                                                
                                             | — | — | — | 
                                                11,012,000
                                                
                                                    
                                                        EUR
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | 
| Reconciliation of changes in fair value measurement, assets [abstract] | |||||||||||||||||||||
| Disclosure of fair value measurement of equity [text block] | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
| Disclosure of fair value measurement of equity [abstract] | |||||||||||||||||||||
| Disclosure of fair value measurement of equity [line items] | |||||||||||||||||||||
| Equity | 
                                                32,890,000
                                                
                                                    
                                                        EUR
                                                    
                                                
                                             | 
                                                37,057,000
                                                
                                                    
                                                        EUR
                                                    
                                                
                                             | 
                                                2,354,000
                                                
                                                    
                                                        EUR
                                                    
                                                
                                             | — | 
                                                6,521,000
                                                
                                                    
                                                        EUR
                                                    
                                                
                                             | 
                                                7,324,000
                                                
                                                    
                                                        EUR
                                                    
                                                
                                             | 
                                                32,087,000
                                                
                                                    
                                                        EUR
                                                    
                                                
                                             | 
                                                37,057,000
                                                
                                                    
                                                        EUR
                                                    
                                                
                                             | 
                                                2,354,000
                                                
                                                    
                                                        EUR
                                                    
                                                
                                             | 
                                                8,802,000
                                                
                                                    
                                                        EUR
                                                    
                                                
                                             | 
                                                572,000
                                                
                                                    
                                                        EUR
                                                    
                                                
                                             | 
                                                2,354,000
                                                
                                                    
                                                        EUR
                                                    
                                                
                                             | 
                                                37,057,000
                                                
                                                    
                                                        EUR
                                                    
                                                
                                             | 
                                                -
                                                
                                                    
                                                        EUR
                                                    
                                                
                                             | 
                                                572,000
                                                
                                                    
                                                        EUR
                                                    
                                                
                                             | 
                                                37,057,000
                                                
                                                    
                                                        EUR
                                                    
                                                
                                             | 
                                                30,609,000
                                                
                                                    
                                                        EUR
                                                    
                                                
                                             | 
                                                31,181,000
                                                
                                                    
                                                        EUR
                                                    
                                                
                                             | 
                                                2,354,000
                                                
                                                    
                                                        EUR
                                                    
                                                
                                             | 
                                                8,230,000
                                                
                                                    
                                                        EUR
                                                    
                                                
                                             | 
                                                -
                                                
                                                    
                                                        EUR
                                                    
                                                
                                             | 
| Reconciliation of changes in fair value measurement, entity's own equity instruments [abstract] |