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

No definition available.

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

- 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

- Definition

The expected cash inflow from sales of interests in associates.

+ References

No definition available.

+ Details

Name:	aby_ExpectedNetProceedsFromSalesOfInterestsInAssociates
Namespace Prefix:	aby_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

The expected cash inflow from through earn-out mechanism from sale of interest in associate.

+ References

No definition available.

+ Details

Name:	aby_ExpectedProceedsFromEarnOutMechanismFromSalesOfInterestInAssociate
Namespace Prefix:	aby_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- References

No definition available.

+ Details

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

- 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 2023-01-01
-Paragraph 137
-Subparagraph a
-URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2023-en-r&anchor=para_137_a&doctype=Standard
-URIDate 2023-03-23

+ Details

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

- Definition

The proportion of the voting rights in a subsidiary held by non-controlling interests. [Refer: Subsidiaries [member]; Non-controlling interests]

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name IFRS
-Number 12
-IssueDate 2023-01-01
-Paragraph 12
-Subparagraph d
-URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=12&code=ifrs-tx-2023-en-r&anchor=para_12_d&doctype=Standard
-URIDate 2023-03-23

+ Details

Name:	ifrs-full_ProportionOfVotingRightsHeldByNoncontrollingInterests
Namespace Prefix:	ifrs-full_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

- Details

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

- Details

Name:	ifrs-full_RangeAxis=ifrs-full_TopOfRangeMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Subsequent events (Details) - USD ($) $ / shares in Units, $ in Millions		1 Months Ended	12 Months Ended
	May 07, 2024	Apr. 30, 2024	Dec. 31, 2023
Subsequent Events [Abstract]
Ownership interest			70.00%
Subsequent Events [Member]
Subsequent Events [Abstract]
Ownership interest		30.00%
Expected net proceeds from sales of interests in associates		$ 43
Dividend declaration date	May 07, 2024
Dividend approved (in dollars per share)	$ 0.445
Dividend approved expected date to be paid	Jun. 14, 2024
Subsequent Events [Member] \| Top of Range [Member]
Subsequent Events [Abstract]
Additional proceeds from sales of interests in associates		$ 7