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Net financial income/(expense) - Narrative (Details) - EUR (€) | 12 Months Ended
--- | ---
Dec. 31, 2024 | Dec. 31, 2023 | Dec. 31, 2022
Finance income [Line Items] |  |  |
Financial assets at value of changes in results | € 574,000,000 | € 11,000,000 | € 47,000,000
FGP Topco limited [Member] |  |  |
Finance income [Line Items] |  |  |
Percentage of the sale of the FGP Topco | 19.75% |  |
Airports division [Member] |  |  |
Finance income [Line Items] |  |  |
Financial assets at value of changes in results | € 547,000,000 |  |
Recognition of financial assets at fair value through profit or loss of other assets | € 0.0525 |  |
Airports division [Member] | FGP Topco limited [Member] |  |  |
Finance income [Line Items] |  |  |
Percentage of the sale of the FGP Topco | 19.75% |  |

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- Definition Percentage of the sale of the FGP Topco + References No definition available. + Details
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- Details
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- Details
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