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Commitments (Details) - BRL (R$) R$ in Thousands	Dec. 31, 2023	Dec. 31, 2022
Energy Purchase And Transportation Contracts [Member]
IfrsStatementLineItems [Line Items]
Commitments	R$ 102,523,854	R$ 108,768,267
Acquisition Of Assets For Electricity Distribution [Member]
IfrsStatementLineItems [Line Items]
Commitments	R$ 1,741,146	R$ 1,187,336

X

- References

No definition available.

+ Details

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Namespace Prefix:	elp_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Definition

The amount of capital commitments for which the entity has entered into a contract. [Refer: Capital commitments]

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Name IAS
-Number 1
-IssueDate 2023-01-01
-Paragraph 112
-Subparagraph c
-URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2023-en-r&anchor=para_112_c&doctype=Standard
-URIDate 2023-03-23

+ Details

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

X

- Details

Name:	elp_LongTermPurchaseCommitmentByCategoriesOfItemPurchasedAxis=elp_EnergyPurchaseAndTransportationContractsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	elp_LongTermPurchaseCommitmentByCategoriesOfItemPurchasedAxis=elp_AcquisitionOfAssetsForElectricityDistributionMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: