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Accounts Receivables - Concessions (Details 2) - Bonus From The Grant Of Concession Agreements Under The Quota System [Member] - BRL (R$) R$ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2024 | Dec. 31, 2023
Disclosure of fair value measurement of assets [line items] |  |
Beginning Balance | R$ 792,741 | R$ 766,832
Transfers to electricity grid use charges - customers | (91,737) | (88,461)
Interest (Note 30.1) | 120,800 | 114,370
End Balance | R$ 821,804 | R$ 792,741

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- Definition BonusFromTheGrant + References No definition available. + Details
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Namespace Prefix: | elp_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

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- Definition Interest (Note 30.1) + References No definition available. + Details
Name: | elp_BonusFromTheGrantInterest
Namespace Prefix: | elp_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

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- Definition Transfers to electricity grid use charges - customers + References No definition available. + Details
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Namespace Prefix: | elp_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

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- Definition Line items represent concepts included in a table. These concepts are used to disclose reportable information associated with members defined in one or many axes of the table. + References No definition available. + Details
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Namespace Prefix: | ifrs-full_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

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- Details
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Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |