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Short-term trade and other receivables abaut other receivables-Narrative (Details) € in Millions, £ in Millions | 12 Months Ended |
--- | --- | ---
Dec. 31, 2024 EUR (€) | Dec. 31, 2023 EUR (€) | Dec. 31, 2024 GBP (£) | Dec. 31, 2024 EUR (€)
Disclosure of short term trade and other receivables [Line Items] |  |  |  |
Increase decrease in trade and other current receivables other | € 522 | € 70 |  |
Balance sheet relating to factoring agreements |  |  |  | € 11
Long term loans in associates [Member] |  |  |  |
Disclosure of short term trade and other receivables [Line Items] |  |  |  |
Subordinated loan granted per share holders nominal amount AGS | £ |  |  | £ 195 |
Long term loans in associates [Member] | AGS airports holdings limited [Member] |  |  |  |
Disclosure of short term trade and other receivables [Line Items] |  |  |  |
Subordinated loan granted per share holders nominal amount AGS |  |  |  | € 235
Trade receivables for sales and services [Member] |  |  |  |
Disclosure of short term trade and other receivables [Line Items] |  |  |  |
Increase decrease in trade and other current receivables other | 248 | 51 |  |
Trade receivables for sales and services [Member] | UNITED STATES |  |  |  |
Disclosure of short term trade and other receivables [Line Items] |  |  |  |
Increase decrease in trade and other current receivables other | 67 |  |  |
Trade receivables for sales and services [Member] | SPAIN |  |  |  |
Disclosure of short term trade and other receivables [Line Items] |  |  |  |
Increase decrease in trade and other current receivables other | 68 |  |  |
Trade receivables for sales and services [Member] | CANADA |  |  |  |
Disclosure of short term trade and other receivables [Line Items] |  |  |  |
Increase decrease in trade and other current receivables other | 95 |  |  |
Trade receivables for sales and services [Member] | Construction division [Member] |  |  |  |
Disclosure of short term trade and other receivables [Line Items] |  |  |  |
Increase decrease in trade and other current receivables other | 228 |  |  |
Other receivables [Member] |  |  |  |
Disclosure of short term trade and other receivables [Line Items] |  |  |  |
Increase decrease in trade and other current receivables other | 274 | 20 |  |
Other receivables [Member] | Advance payments to suppliers member [Member] |  |  |  |
Disclosure of short term trade and other receivables [Line Items] |  |  |  |
Increase decrease in trade and other current receivables other | € 13 | € 6 |  |

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