XML 251 R83.htm IDEA: XBRL DOCUMENT
v3.25.0.1

Inventories (Tables) | 12 Months Ended
--- | ---
Dec. 31, 2024
Inventories [Abstract] |
Disclosure of detailed information about inventories [Table Text Block] |
Million euro | 2023 | Exchange rate | Consolidation scope changes | Other | 2024
Goods purchased for resale | 20 |  | — |  | — |  | 6 |  | 26 |
Raw materials and other supplies | 303 |  | 10 |  | — |  | 30 |  | 343 |
Bidding and mobilization costs | 135 |  | 3 |  | — |  | (15) |  | 124 |
Inventories | 458 |  | 13 |  | — |  | 21 |  | 492 |
Million euro | 2022 | Exchange rate | Consolidation scope changes | Other | 2023
Goods purchased for resale | 24 |  | — |  | — |  | (4) |  | 20 |
Raw materials and other supplies | 322 |  | 8 |  | — |  | (27) |  | 303 |
Bidding and mobilization costs | 129 |  | (2) |  | — |  | 8 |  | 135 |
Inventories | 476 |  | 5 |  | — |  | (23) |  | 458 |

X
- Definition Disclosure of detailed information about inventories + References No definition available. + Details
Name: | fer_DisclosureOfDetailedInformationAboutInventoriesTableTextBlock
Namespace Prefix: | fer_
Data Type: | dtr-types1:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Inventories + References No definition available. + Details
Name: | fer_InventoriesAbstract
Namespace Prefix: | fer_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration