XML 254 R236.htm IDEA: XBRL DOCUMENT
v3.21.1

36 Related Party Transactions (Details Narrative) - BRL (R$) R$ in Thousands | 12 Months Ended |
--- | --- | ---
Dec. 31, 2020 | Dec. 31, 2019 | Mar. 31, 2018
Disclosure of transactions between related parties [line items] |  |  |
Settled amount |  |  | R$ 159,274
Principal interest |  |  | R$ 158,849
Copel Geracao e Transmissao S.A. [Member] | Financial Guarantee [Member] |  |  |
Disclosure of transactions between related parties [line items] |  |  |
Provision of guarantees or collateral by entity, related party transactions | R$ 112,069 | R$ 21,846 |
Copel Comercializacao S.A. [Member] | Financial Guarantee [Member] |  |  |
Disclosure of transactions between related parties [line items] |  |  |
Provision of guarantees or collateral by entity, related party transactions | R$ 4,307 | R$ 4,005 |
Copel GeT [member] | Operation and maintenance services agreement [member] |  |  |
Disclosure of transactions between related parties [line items] |  |  |
Maturity terms | May 09, 2021 |  |
Copel GeT [member] | Operation and maintenance services agreement [member] |  |  |
Disclosure of transactions between related parties [line items] |  |  |
Maturity terms | Feb. 01, 2023 |  |
Copel GeT [member] | Connection to the transmission system contracts [member] |  |  |
Disclosure of transactions between related parties [line items] |  |  |
Description of maturity terms | August 17, 2031 until July 21, 2048 |  |
Copel GeT [member] | Operation and maintenance [member] |  |  |
Disclosure of transactions between related parties [line items] |  |  |
Maturity terms | May 23, 2025 |  |
Copel GeT [member] | Transmission system [member] |  |  |
Disclosure of transactions between related parties [line items] |  |  |
Maturity terms | Jan. 01, 2043 |  |
Copel COM [member] | Energy sale contracts [member] |  |  |
Disclosure of transactions between related parties [line items] |  |  |
Sales commitments | R$ 9,232 |  |

X
- Definition Represent information about the description of maturity terms. + References No definition available. + Details
Name: | elp_DescriptionOfMaturityTerms
Namespace Prefix: | elp_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Represent information about the maturity terms. + References No definition available. + Details
Name: | elp_MaturityTerms
Namespace Prefix: | elp_
Data Type: | xbrli:dateItemType
Balance Type: | na
Period Type: | duration

X
- Definition Represent information about the principal interest. + References No definition available. + Details
Name: | elp_PrincipalInterest
Namespace Prefix: | elp_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Represent information about the sales commitments. + References No definition available. + Details
Name: | elp_SalesCommitments
Namespace Prefix: | elp_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition The amount of settled amount. + References No definition available. + Details
Name: | elp_SettledAmount
Namespace Prefix: | elp_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

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

X
- Definition The amount of guarantees or collateral provided by the entity in related party transactions. [Refer: Guarantees [member]; Related parties [member]] + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Name IAS -Number 24 -IssueDate 2020-01-01 -Paragraph 21 -Subparagraph h -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=24&code=ifrs-tx-2020-en-r&anchor=para_21_h&doctype=Standard -URIDate 2020-01-01 + Details
Name: | ifrs-full_ProvisionOfGuaranteesOrCollateralByEntityRelatedPartyTransactions
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | ifrs-full_SignificantInvestmentsInSubsidiariesAxis=elp_CopelGeracaoeTransmissaoSAMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_ClassesOfFinancialInstrumentsAxis=ifrs-full_FinancialGuaranteeContractsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_SignificantInvestmentsInSubsidiariesAxis=elp_CopelComercializacaoSAMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_SignificantInvestmentsInSubsidiariesAxis=elp_CopelGeTMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_TypesOfContractsAxis=elp_OperationAndMaintenanceServicesAgreementMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_TypesOfContractsAxis=elp_OperationAndMaintenanceServicesAgreementOneMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_TypesOfContractsAxis=elp_ConnectionToTheTransmissionSystemContractsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_TypesOfContractsAxis=elp_OperationAndMaintenanceMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_TypesOfContractsAxis=elp_TransmissionSystemMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_SignificantInvestmentsInSubsidiariesAxis=elp_CopelCOMMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_TypesOfContractsAxis=elp_EnergySaleContractsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |