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Deferred income - Narrative (Details) - EUR (€) € in Millions | 12 Months Ended
--- | ---
Dec. 31, 2024 | Dec. 31, 2023
Detailed information about deferred income [Line Items] |  |
Non-current deferred income other than non-current contract liabilities | € 1,375 | € 1,334
Amounts received due to the appreciation of the dollar against the euro | 86 | (41)
Toll roads division [Member] | NTE mobility partners [Member] |  |
Detailed information about deferred income [Line Items] |  |
Non-current deferred income other than non-current contract liabilities | 510 | 486
Toll roads division [Member] | NTE mobility partners segments 3 LLC |  |
Detailed information about deferred income [Line Items] |  |
Non-current deferred income other than non-current contract liabilities | 205 | 204
Toll roads division [Member] | LBJ infrastructure group [Member] |  |
Detailed information about deferred income [Line Items] |  |
Non-current deferred income other than non-current contract liabilities | 429 | 407
Toll roads division [Member] | I77 mobility partners [Member] |  |
Detailed information about deferred income [Line Items] |  |
Non-current deferred income other than non-current contract liabilities | 216 | 205
Capital grants [Member] |  |
Detailed information about deferred income [Line Items] |  |
Non-current deferred income other than non-current contract liabilities | 1,372 | 1,317
Other deferred income [Member] |  |
Detailed information about deferred income [Line Items] |  |
Non-current deferred income other than non-current contract liabilities | € 3 | € 17

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- Definition Amounts received due to the appreciation of the dollar against the euro + References No definition available. + Details
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- Definition The amount of non-current deferred income other than non-current contract liabilities. [Refer: Deferred income other than contract liabilities] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 1 -IssueDate 2024-01-01 -Paragraph 55 -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2024-en-r&anchor=para_55&doctype=Standard -URIDate 2024-03-27 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 1 -IssueDate 2024-01-01 -Paragraph 78 -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2024-en-r&anchor=para_78&doctype=Standard -URIDate 2024-03-27 + Details
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- Details
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