Statement Of Cash Flows [Abstract]
| Concept | 2023-09-01 to 2024-08-31 | 2022-09-01 to 2023-08-31 | 
|---|---|---|
| Statement of cash flows [abstract] | ||
| Cash flows from (used in) operating activities [abstract] | ||
| Cash flows from (used in) operations before changes in working capital | 
                                                35 261
                                                
                                                    
                                                        EUR
                                                    
                                                
                                             | 
                                                30 452
                                                
                                                    
                                                        EUR
                                                    
                                                
                                             | 
| Increase (decrease) in working capital | 
                                                22 016
                                                
                                                    
                                                        EUR
                                                    
                                                
                                             | 
                                                16 992
                                                
                                                    
                                                        EUR
                                                    
                                                
                                             | 
| Adjustments for decrease (increase) in other current assets | 
                                                4 748
                                                
                                                    
                                                        EUR
                                                    
                                                
                                             | 
                                                3 351
                                                
                                                    
                                                        EUR
                                                    
                                                
                                             | 
| Adjustments for increase (decrease) in other current liabilities | 
                                                14 400
                                                
                                                    
                                                        EUR
                                                    
                                                
                                             | 
                                                6 311
                                                
                                                    
                                                        EUR
                                                    
                                                
                                             | 
| Cash flows from (used in) investing activities [abstract] | ||
| Purchase of property, plant and equipment, intangible assets other than goodwill, investment property and other non-current assets | 
                                                25 079
                                                
                                                    
                                                        EUR
                                                    
                                                
                                             | 
                                                10 979
                                                
                                                    
                                                        EUR
                                                    
                                                
                                             | 
| Proceeds from disposals of property, plant and equipment, intangible assets other than goodwill, investment property and other non-current assets | 
                                                142,000
                                                
                                                    
                                                        EUR
                                                    
                                                
                                             | 
                                                99,000
                                                
                                                    
                                                        EUR
                                                    
                                                
                                             | 
| Cash flows from (used in) financing activities [abstract] | ||
| Dividends paid to equity holders of parent, classified as financing activities | 
                                                4 484
                                                
                                                    
                                                        EUR
                                                    
                                                
                                             | 
                                                4 480
                                                
                                                    
                                                        EUR
                                                    
                                                
                                             |