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v3.25.1

Accounts Payable Related to Concessions (Details 1) - BRL (R$) R$ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2024 | Dec. 31, 2023
Accounts Payable Related To Concessions [Line Items] |  |
Beginning Balance | R$ 893,855 |
Ending Balance | 1,105,344 | R$ 893,855
Account Payable [Member] |  |
Accounts Payable Related To Concessions [Line Items] |  |
Beginning Balance | 893,855 | 937,542
Additions | 205,201 | 894
Adjustment to present value | 54,474 | (44,021)
Monetary variations | 94,984 | 115,176
Payments | (110,385) | (115,736)
Reclassification to Accounts Payable | (32,785) |
Ending Balance | R$ 1,105,344 | R$ 893,855

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- Definition Accounts Payable Related To Concessions + References No definition available. + Details
Name: | elp_AccountsPayableRelatedToConcessionsLineItems
Namespace Prefix: | elp_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

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- Definition AdditionsToTradeAndOtherPayables + References No definition available. + Details
Name: | elp_AdditionsToTradeAndOtherPayables
Namespace Prefix: | elp_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

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- Definition Adjustment to present value + References No definition available. + Details
Name: | elp_AdjustToPresentValueOfTradeAndOtherPayables
Namespace Prefix: | elp_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

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- Definition Reclassification to Accounts Payable + References No definition available. + Details
Name: | elp_ReclassificationToAccountsPayable
Namespace Prefix: | elp_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

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- Definition TradeAndOtherPayablesMonetaryVariations + References No definition available. + Details
Name: | elp_TradeAndOtherPayablesMonetaryVariations
Namespace Prefix: | elp_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

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- Definition TradeAndOtherPayablesPayments + References No definition available. + Details
Name: | elp_TradeAndOtherPayablesPayments
Namespace Prefix: | elp_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

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- Definition The amount of trade payables and other payables. [Refer: Trade payables; Other payables] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 1 -IssueDate 2024-01-01 -Paragraph 54 -Subparagraph k -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2024-en-r&anchor=para_54_k&doctype=Standard -URIDate 2024-03-27 + Details
Name: | ifrs-full_TradeAndOtherPayables
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

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- Details
Name: | elp_AccountsPayableAxis=elp_AccountPayableMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |