Analysis Of Income And Expense [Abstract]
| Concept | 
                                    
                                        2024-01-01 to 2024-12-31  | 
                            
                                
                                    
                                        2023-01-01 to 2023-12-31  | 
                            
                        
|---|---|---|
| Analysis of income and expense [abstract] | ||
| Revenue [abstract] | ||
| Revenue from rendering of services | 
                                        
                                             
                                                60,548
                                                
                                                    
                                                        EUR
                                                    
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                55,872
                                                
                                                    
                                                        EUR
                                                    
                                                
                                             
                                        
                                     | 
                                
                            
| Material income and expense [abstract] | ||
| Impairment loss (reversal of impairment loss) on trade receivables [abstract] | ||
| Impairment loss recognised in profit or loss, trade receivables | 
                                        
                                             
                                                95,000
                                                
                                                    
                                                        EUR
                                                    
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                9,000
                                                
                                                    
                                                        EUR
                                                    
                                                
                                             
                                        
                                     | 
                                
                            
| Finance income (cost) | 
                                        
                                             
                                                1,756
                                                
                                                    
                                                        EUR
                                                    
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                1,856
                                                
                                                    
                                                        EUR
                                                    
                                                
                                             
                                        
                                     | 
                                
                            
| Expenses by nature [abstract] | ||
| Classes of employee benefits expense [abstract] | ||
| Employee benefits expense | 
                                        
                                             
                                                22,058
                                                
                                                    
                                                        EUR
                                                    
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                19,508
                                                
                                                    
                                                        EUR
                                                    
                                                
                                             
                                        
                                     | 
                                
                            
| Depreciation, amortisation and impairment loss (reversal of impairment loss) recognised in profit or loss [abstract] | ||
| Depreciation and amortisation expense [abstract] | ||
| Depreciation and amortisation expense | 
                                        
                                             
                                                7,770
                                                
                                                    
                                                        EUR
                                                    
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                9,813
                                                
                                                    
                                                        EUR
                                                    
                                                
                                             
                                        
                                     | 
                                
                            
| Other expenses, by nature | 
                                        
                                             
                                                4,673
                                                
                                                    
                                                        EUR
                                                    
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                4,052
                                                
                                                    
                                                        EUR
                                                    
                                                
                                             
                                        
                                     | 
                                
                            
| Disclosure of attribution of expenses by nature to their function [text block] | — | — | 
| Disclosure of attribution of expenses by nature to their function [abstract] | ||
| Disclosure of attribution of expenses by nature to their function [line items] | ||
| Comprehensive income, continuing and discontinued operations [abstract] | ||
| Comprehensive income | 
                                        
                                             
                                                4,104
                                                
                                                    
                                                        EUR
                                                    
                                                
                                             
                                        
                                     | 
                                
                                    
                                        
                                             
                                                1,401
                                                
                                                    
                                                        EUR
                                                    
                                                
                                             
                                        
                                     |