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Accounts Receivables - Concessions (Details Narrative) - H P P G P S [Member] - Bonus From The Grant Of Concession Agreements Under The Quota System [Member] - Concession Agreement [Member] R$ in Thousands | Jan. 05, 2016 BRL (R$)
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IfrsStatementLineItems [Line Items] |
Concession agreement term | 30 years
Bonus paid | R$ 574,827

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- References No definition available. + Details
Name: | elp_AgreementTerms
Namespace Prefix: | elp_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

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Name: | elp_BonusPaid
Namespace Prefix: | elp_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

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

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- Details
Name: | ifrs-full_CategoriesOfRelatedPartiesAxis=elp_HPPGPSMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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- Details
Name: | ifrs-full_ClassesOfAssetsAxis=elp_BonusFromTheGrantOfConcessionAgreementsUnderTheQuotaSystemMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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- Details
Name: | ifrs-full_ServiceConcessionArrangementsAxis=elp_ConcessionAgreementMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |