v3.24.3

Subsequent events (Details) - Subsequent Events [Member]	Nov. 14, 2024 $ / shares
Subsequent Events [Abstract]
Dividend declaration date	Nov. 14, 2024
Dividend approved (in dollars per share)	$ 0.2225
Dividend expected date to be paid	Dec. 12, 2024

X

- Definition

Date the declared dividend will be paid, in CCYY-MM-DD format.

+ References

No definition available.

+ Details

Name:	aby_DividendPayableDateToBePaidDayMonthAndYear1
Namespace Prefix:	aby_
Data Type:	xbrli:dateItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Date the dividend to be paid was declared, in CCYY-MM-DD format.

+ References

No definition available.

+ Details

Name:	aby_DividendsPayableDeclarationDateDayMonthAndYear
Namespace Prefix:	aby_
Data Type:	xbrli:dateItemType
Balance Type:	na
Period Type:	duration

X

- References

No definition available.

+ Details

Name:	aby_SubsequentEventAbstract
Namespace Prefix:	aby_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Definition

The amount, per share, of dividends proposed or declared before financial statements were authorised for issue but not recognised as distribution to owners.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name IAS
-Number 1
-IssueDate 2024-01-01
-Paragraph 137
-Subparagraph a
-URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2024-en-r&anchor=para_137_a&doctype=Standard
-URIDate 2024-03-27

+ Details

Name:	ifrs-full_DividendsProposedOrDeclaredBeforeFinancialStatementsAuthorisedForIssueButNotRecognisedAsDistributionToOwnersPerShare
Namespace Prefix:	ifrs-full_
Data Type:	dtr-2022:perShareItemType
Balance Type:	na
Period Type:	duration

X

- Details

Name:	ifrs-full_NonadjustingEventsAfterReportingPeriodAxis=aby_SubsequentEventsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: