Statement Of Financial Position [Abstract]
| Concept | As at 2024-12-31 | As at 2024-12-31 | As at 2024-12-31 | As at 2024-12-31 | As at 2024-12-31 | As at 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 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 | 
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of financial position [abstract] | |||||||||||||||||||||
| Assets [abstract] | |||||||||||||||||||||
| Property, plant and equipment | — | — | — | — | — | 
                                                2,887
                                                
                                                    
                                                        EUR
                                                    
                                                
                                             | — | 
                                                1,892
                                                
                                                    
                                                        EUR
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | 
| Right-of-use assets | — | — | — | — | — | 
                                                8,438
                                                
                                                    
                                                        EUR
                                                    
                                                
                                             | — | 
                                                8,947
                                                
                                                    
                                                        EUR
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | 
| Deferred tax assets | — | — | — | — | — | 
                                                88,000
                                                
                                                    
                                                        EUR
                                                    
                                                
                                             | — | 
                                                74,000
                                                
                                                    
                                                        EUR
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | 
| Cash and cash equivalents | — | — | — | — | — | 
                                                9,577
                                                
                                                    
                                                        EUR
                                                    
                                                
                                             | — | 
                                                8,312
                                                
                                                    
                                                        EUR
                                                    
                                                
                                             | — | — | — | — | — | — | 
                                                7,439
                                                
                                                    
                                                        EUR
                                                    
                                                
                                             | — | — | — | — | — | — | 
| Assets | — | — | — | — | — | 
                                                71,960
                                                
                                                    
                                                        EUR
                                                    
                                                
                                             | — | 
                                                71,305
                                                
                                                    
                                                        EUR
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | 
| Equity and liabilities [abstract] | |||||||||||||||||||||
| Equity [abstract] | |||||||||||||||||||||
| Issued capital | — | — | — | — | — | 
                                                3,396
                                                
                                                    
                                                        EUR
                                                    
                                                
                                             | — | 
                                                3,396
                                                
                                                    
                                                        EUR
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | 
| Share premium | — | — | — | — | — | 
                                                11,403
                                                
                                                    
                                                        EUR
                                                    
                                                
                                             | — | 
                                                11,403
                                                
                                                    
                                                        EUR
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | 
| Equity attributable to owners of parent | — | — | — | — | — | 
                                                30,865
                                                
                                                    
                                                        EUR
                                                    
                                                
                                             | — | 
                                                28,511
                                                
                                                    
                                                        EUR
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | 
| Equity | 
                                                12,156
                                                
                                                    
                                                        EUR
                                                    
                                                
                                             | 
                                                11,403
                                                
                                                    
                                                        EUR
                                                    
                                                
                                             | 
                                                3,396
                                                
                                                    
                                                        EUR
                                                    
                                                
                                             | 
                                                -
                                                
                                                    
                                                        EUR
                                                    
                                                
                                             | 
                                                30,865
                                                
                                                    
                                                        EUR
                                                    
                                                
                                             | 
                                                30,865
                                                
                                                    
                                                        EUR
                                                    
                                                
                                             | 
                                                3,910
                                                
                                                    
                                                        EUR
                                                    
                                                
                                             | 
                                                28,511
                                                
                                                    
                                                        EUR
                                                    
                                                
                                             | 
                                                12,761
                                                
                                                    
                                                        EUR
                                                    
                                                
                                             | 
                                                951,000
                                                
                                                    
                                                        EUR
                                                    
                                                
                                             | 
                                                -
                                                
                                                    
                                                        EUR
                                                    
                                                
                                             | 
                                                11,403
                                                
                                                    
                                                        EUR
                                                    
                                                
                                             | 
                                                3,396
                                                
                                                    
                                                        EUR
                                                    
                                                
                                             | 
                                                28,511
                                                
                                                    
                                                        EUR
                                                    
                                                
                                             | 
                                                30,932
                                                
                                                    
                                                        EUR
                                                    
                                                
                                             | 
                                                10,234
                                                
                                                    
                                                        EUR
                                                    
                                                
                                             | 
                                                4,728
                                                
                                                    
                                                        EUR
                                                    
                                                
                                             | 
                                                1,171
                                                
                                                    
                                                        EUR
                                                    
                                                
                                             | 
                                                11,455
                                                
                                                    
                                                        EUR
                                                    
                                                
                                             | 
                                                3,344
                                                
                                                    
                                                        EUR
                                                    
                                                
                                             | 
                                                29,761
                                                
                                                    
                                                        EUR
                                                    
                                                
                                             | 
| Liabilities [abstract] | |||||||||||||||||||||
| Deferred tax liabilities | — | — | — | — | — | 
                                                1,057
                                                
                                                    
                                                        EUR
                                                    
                                                
                                             | — | 
                                                1,227
                                                
                                                    
                                                        EUR
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | 
| Equity and liabilities | — | — | — | — | — | 
                                                71,960
                                                
                                                    
                                                        EUR
                                                    
                                                
                                             | — | 
                                                71,305
                                                
                                                    
                                                        EUR
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — |