Profit Or Loss [Abstract]
| Concept | 2024-01-01 to 2024-12-31 | 2024-01-01 to 2024-12-31 | 2024-01-01 to 2024-12-31 | 2024-01-01 to 2024-12-31 | 2024-01-01 to 2024-12-31 | 2024-01-01 to 2024-12-31 | 2024-01-01 to 2024-12-31 | 2024-01-01 to 2024-12-31 | 2024-01-01 to 2024-12-31 | 2024-01-01 to 2024-12-31 | 2024-01-01 to 2024-12-31 | 2023-01-01 to 2023-12-31 | 2023-01-01 to 2023-12-31 | 2023-01-01 to 2023-12-31 | 2023-01-01 to 2023-12-31 | 2023-01-01 to 2023-12-31 | 2023-01-01 to 2023-12-31 | 2023-01-01 to 2023-12-31 | 2023-01-01 to 2023-12-31 | 2023-01-01 to 2023-12-31 | 2023-01-01 to 2023-12-31 | 
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Profit or loss [abstract] | |||||||||||||||||||||
| Profit (loss) [abstract] | |||||||||||||||||||||
| Revenue | — | — | — | — | — | — | — | — | 
                                                392,191,000
                                                
                                                    
                                                        EUR
                                                    
                                                
                                             | — | — | 
                                                445,077,000
                                                
                                                    
                                                        EUR
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | 
| Gross profit | — | — | — | — | — | — | — | — | 
                                                69,288,000
                                                
                                                    
                                                        EUR
                                                    
                                                
                                             | — | — | 
                                                2,193,000
                                                
                                                    
                                                        EUR
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | 
| Other income | — | — | — | — | — | — | — | — | 
                                                43,112,000
                                                
                                                    
                                                        EUR
                                                    
                                                
                                             | — | — | 
                                                68,063,000
                                                
                                                    
                                                        EUR
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | 
| Other expense, by function | — | — | — | — | — | — | — | — | 
                                                354,947,000
                                                
                                                    
                                                        EUR
                                                    
                                                
                                             | — | — | 
                                                207,677,000
                                                
                                                    
                                                        EUR
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | 
| Profit (loss) from operating activities | — | — | — | — | — | — | — | — | 
                                                880,812,000
                                                
                                                    
                                                        EUR
                                                    
                                                
                                             | — | — | 
                                                1,463,993,000
                                                
                                                    
                                                        EUR
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | 
| Finance income | — | — | — | — | — | — | — | — | 
                                                2,121,826,000
                                                
                                                    
                                                        EUR
                                                    
                                                
                                             | — | — | 
                                                44,232,000
                                                
                                                    
                                                        EUR
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | 
| Finance costs | — | — | — | — | — | — | — | — | 
                                                451,042,000
                                                
                                                    
                                                        EUR
                                                    
                                                
                                             | — | — | 
                                                541,089,000
                                                
                                                    
                                                        EUR
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | 
| Share of profit (loss) of associates and joint ventures accounted for using equity method | — | — | — | — | — | — | — | — | 
                                                1,000
                                                
                                                    
                                                        EUR
                                                    
                                                
                                             | — | — | 
                                                5,108,000
                                                
                                                    
                                                        EUR
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | 
| Profit (loss) before tax | — | — | — | — | — | — | — | — | 
                                                789,971,000
                                                
                                                    
                                                        EUR
                                                    
                                                
                                             | — | — | 
                                                1,965,958,000
                                                
                                                    
                                                        EUR
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | 
| Tax expense (income) | — | — | — | — | — | — | — | — | 
                                                2,749,000
                                                
                                                    
                                                        EUR
                                                    
                                                
                                             | — | — | 
                                                156,124,000
                                                
                                                    
                                                        EUR
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | 
| Profit (loss) | 
                                                -
                                                
                                                    
                                                        EUR
                                                    
                                                
                                             | 
                                                -
                                                
                                                    
                                                        EUR
                                                    
                                                
                                             | 
                                                873,604,000
                                                
                                                    
                                                        EUR
                                                    
                                                
                                             | 
                                                -
                                                
                                                    
                                                        EUR
                                                    
                                                
                                             | 
                                                -
                                                
                                                    
                                                        EUR
                                                    
                                                
                                             | 
                                                -
                                                
                                                    
                                                        EUR
                                                    
                                                
                                             | 
                                                873,604,000
                                                
                                                    
                                                        EUR
                                                    
                                                
                                             | 
                                                80,884,000
                                                
                                                    
                                                        EUR
                                                    
                                                
                                             | 
                                                792,720,000
                                                
                                                    
                                                        EUR
                                                    
                                                
                                             | 
                                                -
                                                
                                                    
                                                        EUR
                                                    
                                                
                                             | 
                                                -
                                                
                                                    
                                                        EUR
                                                    
                                                
                                             | 
                                                1,809,834,000
                                                
                                                    
                                                        EUR
                                                    
                                                
                                             | 
                                                1,656,495,000
                                                
                                                    
                                                        EUR
                                                    
                                                
                                             | 
                                                -
                                                
                                                    
                                                        EUR
                                                    
                                                
                                             | 
                                                153,339,000
                                                
                                                    
                                                        EUR
                                                    
                                                
                                             | 
                                                1,656,495,000
                                                
                                                    
                                                        EUR
                                                    
                                                
                                             | 
                                                -
                                                
                                                    
                                                        EUR
                                                    
                                                
                                             | 
                                                -
                                                
                                                    
                                                        EUR
                                                    
                                                
                                             | 
                                                -
                                                
                                                    
                                                        EUR
                                                    
                                                
                                             | 
                                                -
                                                
                                                    
                                                        EUR
                                                    
                                                
                                             | 
                                                -
                                                
                                                    
                                                        EUR
                                                    
                                                
                                             | 
| Profit (loss), attributable to [abstract] | |||||||||||||||||||||
| Profit (loss), attributable to owners of parent | — | — | — | — | — | — | — | — | 
                                                873,604,000
                                                
                                                    
                                                        EUR
                                                    
                                                
                                             | — | — | 
                                                1,656,495,000
                                                
                                                    
                                                        EUR
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | 
| Profit (loss), attributable to non-controlling interests | — | — | — | — | — | — | — | — | 
                                                80,884,000
                                                
                                                    
                                                        EUR
                                                    
                                                
                                             | — | — | 
                                                153,339,000
                                                
                                                    
                                                        EUR
                                                    
                                                
                                             | — | — | — | — | — | — | — | — | — | 
| Earnings per share [text block] | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 
| Earnings per share [abstract] | |||||||||||||||||||||
| Earnings per share [line items] | |||||||||||||||||||||
| Basic earnings per share [abstract] | |||||||||||||||||||||
| Basic earnings (loss) per share | — | — | — | — | — | — | — | — | 
                                                -
                                                
                                             | — | — | 
                                                11.75
                                                
                                             | — | — | — | — | — | — | — | — | — | 
| Diluted earnings per share [abstract] | |||||||||||||||||||||
| Diluted earnings (loss) per share | — | — | — | — | — | — | — | — | 
                                                -
                                                
                                             | — | — | 
                                                11.75
                                                
                                             | — | — | — | — | — | — | — | — | — |