Name:	aby_DetailsOfBalancesWithRelatedPartiesAbstract
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The adjustment to the basis (reference rate) used for calculation of the interest rate on borrowings. [Refer: Borrowings]

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Name IFRS
-Number 7
-IssueDate 2023-01-01
-Paragraph 7
-URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=7&code=ifrs-tx-2023-en-r&anchor=para_7&doctype=Standard
-URIDate 2023-03-23

Name:	ifrs-full_BorrowingsAdjustmentToInterestRateBasis
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The interest rate on borrowings. [Refer: Borrowings]

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Period Type:	instant

The amount of costs associated with financing activities of the entity.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name IAS
-Number 1
-IssueDate 2023-01-01
-Paragraph 82
-Subparagraph b
-URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2023-en-r&anchor=para_82_b&doctype=Standard
-URIDate 2023-03-23

Name:	ifrs-full_FinanceCosts
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Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

The amount of income associated with interest and other financing activities of the entity.

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Name IAS
-Number 1
-IssueDate 2023-01-01
-Paragraph 85
-URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2023-en-r&anchor=para_85&doctype=Standard
-URIDate 2023-03-23

Name:	ifrs-full_FinanceIncome
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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

The amount of non-current payables due to related parties. [Refer: Related parties [member]; Payables to related parties]

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Name IAS
-Number 1
-IssueDate 2023-01-01
-Paragraph 78
-URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2023-en-r&anchor=para_78&doctype=Standard
-URIDate 2023-03-23

Name:	ifrs-full_NoncurrentPayablesToRelatedParties
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Data Type:	xbrli:monetaryItemType
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The amount of non-current receivables due from related parties. [Refer: Related parties [member]]

Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Name IAS
-Number 1
-IssueDate 2023-01-01
-Paragraph 78
-Subparagraph b
-URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2023-en-r&anchor=para_78_b&doctype=Standard
-URIDate 2023-03-23

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The amount of operating income (expense) that the entity does not separately disclose in the same statement or note.

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Namespace Prefix:	ifrs-full_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

The proportion of ownership interest in a joint venture attributable to the entity. [Refer: Joint ventures [member]]

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name IAS
-Number 27
-IssueDate 2023-01-01
-Paragraph 17
-Subparagraph b
-Clause iii
-URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=27&code=ifrs-tx-2023-en-r&anchor=para_17_b_iii&doctype=Standard
-URIDate 2023-03-23

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Name IAS
-Number 27
-IssueDate 2023-01-01
-Paragraph 16
-Subparagraph b
-Clause iii
-URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=27&code=ifrs-tx-2023-en-r&anchor=para_16_b_iii&doctype=Standard
-URIDate 2023-03-23

Reference 3: http://www.xbrl.org/2003/role/disclosureRef
-Name IFRS
-Number 12
-IssueDate 2023-01-01
-Paragraph 21
-Subparagraph a
-Clause iv
-URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=12&code=ifrs-tx-2023-en-r&anchor=para_21_a_iv&doctype=Standard
-URIDate 2023-03-23

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Data Type:	dtr-types:percentItemType
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- References

No definition available.

Name:	ifrs-full_RelatedPartyTransactionsAbstract
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The amount of current payables due to related parties. [Refer: Related parties [member]; Payables to related parties]

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

The amount of current receivables due from related parties. [Refer: Related parties [member]]

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Namespace Prefix:	ifrs-full_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
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Name:	dei_LegalEntityAxis=aby_ArroyoNetherlandsIIBVMember
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Name:	ifrs-full_TypesOfInterestRatesAxis=aby_SecuredOvernightFinancingRateMember
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Name:	dei_LegalEntityAxis=aby_AkuoAtlanticaPMGDHoldingSPAMember
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Name:	ifrs-full_TypesOfInterestRatesAxis=ifrs-full_FixedInterestRateMember
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Data Type:	na
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Name:	dei_LegalEntityAxis=aby_ColombianAssetsPortfolioMember
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Data Type:	na
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Name:	dei_LegalEntityAxis=aby_JGCCorporationMember
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Data Type:	na
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Name:	ifrs-full_TypesOfInterestRatesAxis=aby_EuroInterbankOfferedRateMember
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Name:	dei_LegalEntityAxis=aby_AtlanticaYieldEnergySolutionsCanadaIncMember
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Name:	ifrs-full_CategoriesOfRelatedPartiesAxis=ifrs-full_RelatedPartiesMember
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Name:	ifrs-full_ComponentsOfEquityAxis=ifrs-full_NoncontrollingInterestsMember
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Data Type:	na
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Name:	dei_LegalEntityAxis=aby_AlgonquinMember
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Name:	dei_LegalEntityAxis=aby_NonControllingInterestOtherMember
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Data Type:	na
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Name:	ifrs-full_ClassesOfAssetsAxis=ifrs-full_InvestmentsAccountedForUsingEquityMethodMember
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Data Type:	na
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Name:	dei_LegalEntityAxis=aby_AmherstIslandPartnershipMember
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Name:	dei_LegalEntityAxis=aby_EquityMethodInvestmentsOtherMember
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Name:	ifrs-full_CategoriesOfRelatedPartiesAxis=ifrs-full_OtherRelatedPartiesMember
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Data Type:	na
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Name:	dei_LegalEntityAxis=aby_AtlanticasPartnerInColombiaMember
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Data Type:	na
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