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v3.24.1.u1

Post-employment Benefits (Details 5) | 12 Months Ended
--- | ---
Dec. 31, 2023 | Dec. 31, 2022
Unified Plan [Member] |  |
IfrsStatementLineItems [Line Items] |  |
Retired participants life expectancy | 12 years 8 months 23 days | 19 years 7 months 6 days
Pensioner participants life expectancy | 13 years 11 months 26 days | 12 years 5 months 23 days
PlanIII [member] |  |
IfrsStatementLineItems [Line Items] |  |
Retired participants life expectancy | 21 years 4 months 6 days | 23 years 5 months 1 day
Pensioner participants life expectancy | 24 years 8 months 1 day | 25 years 11 months 19 days

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

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

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

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- Details
Name: | ifrs-full_DefinedBenefitPlansAxis=elp_UnifiedPlanMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_DefinedBenefitPlansAxis=elp_PlanIIIMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |