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Financial Instruments (Details 9) - Risk Of Power Purchase And Sale Transactions Price [member] R$ in Thousands | 12 Months Ended
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Dec. 31, 2023 BRL (R$)
Increase [member] |
IfrsStatementLineItems [Line Items] |
Gains (losses) on purchase and sale of energy in active market, Baseline | R$ 348,100
Gains (losses) on purchase and sale of energy in active market, Projected Scenario Probable | 348,100
Gains (losses) on purchase and sale of energy in active market, Projected Scenario 1 | 303,302
Gains (losses) on purchase and sale of energy in active market, Projected Scenario 2 | 258,504
Reduction [member] |
IfrsStatementLineItems [Line Items] |
Gains (losses) on purchase and sale of energy in active market, Baseline | 348,100
Gains (losses) on purchase and sale of energy in active market, Projected Scenario Probable | 348,100
Gains (losses) on purchase and sale of energy in active market, Projected Scenario 1 | 392,897
Gains (losses) on purchase and sale of energy in active market, Projected Scenario 2 | R$ 437,695

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- Definition The amounts refers to gains (losses) on purchase and sale of energy in active market, Baseline. + References No definition available. + Details
Name: | elp_GainsLossesOnPurchaseAndSaleOfEnergyInActiveMarketBaseline
Namespace Prefix: | elp_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

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- Definition The amounts refers to gains (losses) on purchase and sale of energy in active market, projected scenario. + References No definition available. + Details
Name: | elp_GainslossesOnPurchaseAndSaleOfEnergyInActiveMarketProjectedScenarioOne
Namespace Prefix: | elp_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

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- Definition The amounts refers to gains (losses) on purchase and sale of energy in active market, projected scenario probable. + References No definition available. + Details
Name: | elp_GainslossesOnPurchaseAndSaleOfEnergyInActiveMarketProjectedScenarioProbable
Namespace Prefix: | elp_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

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- Definition The amounts refers to gains (losses) on purchase and sale of energy in active market, projected scenario. + References No definition available. + Details
Name: | elp_GainslossesOnPurchaseAndSaleOfEnergyInActiveMarketProjectedScenarioTwo
Namespace Prefix: | elp_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

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

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- Details
Name: | elp_PriceVariationAxis=elp_IncreaseMember
Namespace Prefix: |
Data Type: | na
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Period Type: |

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- Details
Name: | ifrs-full_TypesOfRisksAxis=elp_RiskOfPowerPurchaseAndSaleTransactionsPriceMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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- Details
Name: | elp_PriceVariationAxis=elp_ReductionMember
Namespace Prefix: |
Data Type: | na
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Period Type: |