XML 342 R174.htm IDEA: XBRL DOCUMENT v3.25.0.1

Short-term trade and other payables (Details) - EUR (€) € in Millions	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Disclosure of detailed information about trade and other payables [Line Items]
Trade and other current payables	€ 3,902	€ 3,646	€ 3,429
Increase decrease in trade and other current payables exchange rate	63	23
Increase decrease in trade and other current payables consolidation scope changes	(4)	(1)
Increase decrease in trade and other current payables other	198	195
Trade payables [Member]
Disclosure of detailed information about trade and other payables [Line Items]
Trade and other current payables	1,781	1,698	1,663
Increase decrease in trade and other current payables exchange rate	29	13
Increase decrease in trade and other current payables consolidation scope changes	2	(2)
Increase decrease in trade and other current payables other	53	24
Work certified in advance [Member]
Disclosure of detailed information about trade and other payables [Line Items]
Trade and other current payables	1,227	1,124	962
Increase decrease in trade and other current payables exchange rate	26	(3)
Increase decrease in trade and other current payables consolidation scope changes	0	0
Increase decrease in trade and other current payables other	77	165
Advance payments [Member]
Disclosure of detailed information about trade and other payables [Line Items]
Trade and other current payables	392	406	402
Increase decrease in trade and other current payables exchange rate	1	5
Increase decrease in trade and other current payables consolidation scope changes	0	0
Increase decrease in trade and other current payables other	(14)	(1)
Other non trade payables [Member]
Disclosure of detailed information about trade and other payables [Line Items]
Trade and other current payables	502	419	€ 402
Increase decrease in trade and other current payables exchange rate	6	9
Increase decrease in trade and other current payables consolidation scope changes	(6)	1
Increase decrease in trade and other current payables other	€ 83	€ 7

X

- Definition

Disclosure of detailed information about trade and other payables

+ References

No definition available.

+ Details

Name:	fer_DisclosureOfDetailedInformationAboutTradeAndOtherPayablesLineItems
Namespace Prefix:	fer_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Increase decrease in trade and other current payables consolidation scope changes

+ References

No definition available.

+ Details

Name:	fer_IncreaseDecreaseInTradeAndOtherCurrentPayablesConsolidationScopeChanges
Namespace Prefix:	fer_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

X

- Definition

Increase decrease in trade and other current payables exchange rate

+ References

No definition available.

+ Details

Name:	fer_IncreaseDecreaseInTradeAndOtherCurrentPayablesExchangeRate
Namespace Prefix:	fer_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

X

- Definition

Increase decrease in trade and other current payables other

+ References

No definition available.

+ Details

Name:	fer_IncreaseDecreaseInTradeAndOtherCurrentPayablesOther
Namespace Prefix:	fer_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

X

- Definition

The amount of current trade payables and current other payables. [Refer: Current trade payables; Other current payables]

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name IAS
-Number 1
-IssueDate 2024-01-01
-Paragraph 54
-Subparagraph k
-URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2024-en-r&anchor=para_54_k&doctype=Standard
-URIDate 2024-03-27

+ Details

Name:	ifrs-full_TradeAndOtherCurrentPayables
Namespace Prefix:	ifrs-full_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

X

- Details

Name:	fer_ClassesOfTradeAndOtherPayablesAxis=fer_TradePayablesMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	fer_ClassesOfTradeAndOtherPayablesAxis=fer_WorkCertifiedInAdvanceMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	fer_ClassesOfTradeAndOtherPayablesAxis=fer_AdvancePaymentsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	fer_ClassesOfTradeAndOtherPayablesAxis=fer_OtherNonTradePayablesMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: