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The percentage of the notional amount of the entity's debt hedged with interest rate swaps and options for next twelve months.

No definition available.

Name:	aby_PercentageOfNotionalAmountOfDebtHedgedInNextTwelveMonths
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The percentage of the notional amount of the entity's debt hedged with interest rate swaps and options for year two.

No definition available.

Name:	aby_PercentageOfNotionalAmountOfDebtHedgedInYearTwo
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The percentage of the notional amounts of debt issued at the project level under project finance that the entity hedges.

No definition available.

Name:	aby_PercentageOfNotionalAmountOfProjectDebtHedged
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- References

No definition available.

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The fair value of financial assets. [Refer: At fair value [member]; Financial assets]

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name IFRS
-Number 7
-IssueDate 2022-03-24
-Paragraph 25
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-URIDate 2022-03-24

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Period Type:	instant

The fair value of financial liabilities. [Refer: At fair value [member]; Financial liabilities]

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Data Type:	xbrli:monetaryItemType
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The gains (losses) recognised in other comprehensive income on cash flow hedges, before tax, before reclassification adjustments. [Refer: Cash flow hedges [member]]

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name IAS
-Number 1
-IssueDate 2022-03-24
-Paragraph 91
-Subparagraph b
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-URIDate 2022-03-24

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Note Expiry date 2023-01-01
-Name IFRS
-Number 7
-IssueDate 2022-03-24
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-URIDate 2022-03-24

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Data Type:	xbrli:monetaryItemType
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The amount of a hedging instrument, recognised as a liability. [Refer: Hedging instruments [member]]

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name IFRS
-Number 7
-IssueDate 2022-03-24
-Paragraph 24A
-Subparagraph a
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-URIDate 2022-03-24

Name:	ifrs-full_HedgingInstrumentLiabilities
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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

The nominal amount of a hedging instrument. [Refer: Hedging instruments [member]]

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name IFRS
-Number 7
-IssueDate 2022-03-24
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-URIDate 2022-03-24

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
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-URIDate 2022-03-24

Name:	ifrs-full_NominalAmountOfHedgingInstrument
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Period Type:	instant

A component of equity representing the reserve of cash flow hedges in relation to continuing hedges. [Refer: Reserve of cash flow hedges]

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name IFRS
-Number 7
-IssueDate 2022-03-24
-Paragraph 24B
-Subparagraph b
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-URIDate 2022-03-24

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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

Name:	ifrs-full_ClassesOfFinancialAssetsAxis=aby_CallOptionContractMember
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Name:	ifrs-full_MaturityAxis=ifrs-full_NotLaterThanOneYearMember
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Name:	ifrs-full_MaturityAxis=ifrs-full_LaterThanOneYearAndNotLaterThanTwoYearsMember
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Name:	ifrs-full_MaturityAxis=ifrs-full_LaterThanTwoYearsAndNotLaterThanThreeYearsMember
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Name:	ifrs-full_MaturityAxis=ifrs-full_LaterThanThreeYearsMember
Namespace Prefix:
Data Type:	na
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Name:	ifrs-full_ClassesOfFinancialAssetsAxis=ifrs-full_SwapContractMember
Namespace Prefix:
Data Type:	na
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Name:	ifrs-full_TypesOfHedgesAxis=ifrs-full_CashFlowHedgesMember
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Data Type:	na
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Name:	ifrs-full_TypesOfRisksAxis=ifrs-full_InterestRateRiskMember
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