Statement Of Financial Position [Abstract]
| Concept | As at 2024-08-31 | As at 2024-08-31 | As at 2024-08-31 | As at 2024-08-31 | As at 2024-08-31 | As at 2024-08-31 | As at 2024-08-31 | As at 2024-08-31 | As at 2024-08-31 | As at 2024-08-31 | As at 2024-08-31 | As at 2023-08-31 | As at 2023-08-31 | As at 2023-08-31 | As at 2023-08-31 | As at 2023-08-31 | As at 2023-08-31 | As at 2023-08-31 | As at 2023-08-31 | As at 2023-08-31 | As at 2023-08-31 | As at 2023-08-31 | As at 2022-08-31 | As at 2022-08-31 | As at 2022-08-31 | As at 2022-08-31 | As at 2022-08-31 | As at 2022-08-31 | As at 2022-08-31 | As at 2022-08-31 | As at 2022-08-31 | As at 2022-08-31 | As at 2022-08-31 | 
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of financial position [abstract] | |||||||||||||||||||||||||||||||||
| Assets [abstract] | |||||||||||||||||||||||||||||||||
| Investment property | — | — | — | — | — | — | — | — | — | — | 
                                                560 050
                                                
                                                    
                                                        EUR
                                                    
                                                
                                             | 
                                                694 970
                                                
                                                    
                                                        EUR
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
| Intangible assets other than goodwill | — | — | — | — | — | — | — | — | — | — | 
                                                3 000
                                                
                                                    
                                                        EUR
                                                    
                                                
                                             | 
                                                3 000
                                                
                                                    
                                                        EUR
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
| Cash and cash equivalents | — | — | — | — | — | — | — | — | — | — | 
                                                5 138
                                                
                                                    
                                                        EUR
                                                    
                                                
                                             | 
                                                6 351
                                                
                                                    
                                                        EUR
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
| Assets | — | — | — | — | — | — | — | — | — | — | 
                                                592 276
                                                
                                                    
                                                        EUR
                                                    
                                                
                                             | 
                                                735 078
                                                
                                                    
                                                        EUR
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
| Equity and liabilities [abstract] | |||||||||||||||||||||||||||||||||
| Equity [abstract] | |||||||||||||||||||||||||||||||||
| Issued capital | — | — | — | — | — | — | — | — | — | — | 
                                                20 787
                                                
                                                    
                                                        EUR
                                                    
                                                
                                             | 
                                                20 787
                                                
                                                    
                                                        EUR
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
| Share premium | — | — | — | — | — | — | — | — | — | — | 
                                                8,000
                                                
                                                    
                                                        EUR
                                                    
                                                
                                             | 
                                                8,000
                                                
                                                    
                                                        EUR
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
| Equity attributable to owners of parent | — | — | — | — | — | — | — | — | — | — | 
                                                259 261
                                                
                                                    
                                                        EUR
                                                    
                                                
                                             | 
                                                300 600
                                                
                                                    
                                                        EUR
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
| Non-controlling interests | — | — | — | — | — | — | — | — | — | — | 
                                                0
                                                
                                                    
                                                        EUR
                                                    
                                                
                                             | 
                                                0
                                                
                                                    
                                                        EUR
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
| Equity | 
                                                272 473
                                                
                                                    
                                                        EUR
                                                    
                                                
                                             | 
                                                5 242
                                                
                                                    
                                                        EUR
                                                    
                                                
                                             | 
                                                2 079
                                                
                                                    
                                                        EUR
                                                    
                                                
                                             | 
                                                20 787
                                                
                                                    
                                                        EUR
                                                    
                                                
                                             | 
                                                9,000
                                                
                                                    
                                                        EUR
                                                    
                                                
                                             | 
                                                8,000
                                                
                                                    
                                                        EUR
                                                    
                                                
                                             | 
                                                0
                                                
                                                    
                                                        EUR
                                                    
                                                
                                             | 
                                                41 338
                                                
                                                    
                                                        EUR
                                                    
                                                
                                             | 
                                                0
                                                
                                                    
                                                        EUR
                                                    
                                                
                                             | 
                                                259 261
                                                
                                                    
                                                        EUR
                                                    
                                                
                                             | 
                                                259 261
                                                
                                                    
                                                        EUR
                                                    
                                                
                                             | 
                                                300 600
                                                
                                                    
                                                        EUR
                                                    
                                                
                                             | 
                                                2 079
                                                
                                                    
                                                        EUR
                                                    
                                                
                                             | 
                                                5 242
                                                
                                                    
                                                        EUR
                                                    
                                                
                                             | 
                                                9,000
                                                
                                                    
                                                        EUR
                                                    
                                                
                                             | 
                                                298 482
                                                
                                                    
                                                        EUR
                                                    
                                                
                                             | 
                                                26 009
                                                
                                                    
                                                        EUR
                                                    
                                                
                                             | 
                                                300 600
                                                
                                                    
                                                        EUR
                                                    
                                                
                                             | 
                                                0
                                                
                                                    
                                                        EUR
                                                    
                                                
                                             | 
                                                0
                                                
                                                    
                                                        EUR
                                                    
                                                
                                             | 
                                                8,000
                                                
                                                    
                                                        EUR
                                                    
                                                
                                             | 
                                                20 787
                                                
                                                    
                                                        EUR
                                                    
                                                
                                             | 
                                                8,000
                                                
                                                    
                                                        EUR
                                                    
                                                
                                             | 
                                                9,000
                                                
                                                    
                                                        EUR
                                                    
                                                
                                             | 
                                                0
                                                
                                                    
                                                        EUR
                                                    
                                                
                                             | 
                                                303 654
                                                
                                                    
                                                        EUR
                                                    
                                                
                                             | 
                                                5 242
                                                
                                                    
                                                        EUR
                                                    
                                                
                                             | 
                                                2 079
                                                
                                                    
                                                        EUR
                                                    
                                                
                                             | 
                                                0
                                                
                                                    
                                                        EUR
                                                    
                                                
                                             | 
                                                5 173
                                                
                                                    
                                                        EUR
                                                    
                                                
                                             | 
                                                326 608
                                                
                                                    
                                                        EUR
                                                    
                                                
                                             | 
                                                326 608
                                                
                                                    
                                                        EUR
                                                    
                                                
                                             | 
                                                20 787
                                                
                                                    
                                                        EUR
                                                    
                                                
                                             | 
| Liabilities [abstract] | |||||||||||||||||||||||||||||||||
| Liabilities included in disposal groups classified as held for sale | — | — | — | — | — | — | — | — | — | — | 
                                                0
                                                
                                                    
                                                        EUR
                                                    
                                                
                                             | 
                                                0
                                                
                                                    
                                                        EUR
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
| Equity and liabilities | — | — | — | — | — | — | — | — | — | — | 
                                                592 276
                                                
                                                    
                                                        EUR
                                                    
                                                
                                             | 
                                                735 078
                                                
                                                    
                                                        EUR
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |