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Right-of-use asset and lease liability (Details 3) R$ in Thousands	Dec. 31, 2024 BRL (R$)
Lease Consideration [Member]
Disclosure of detailed information about hedges [line items]
Nominal	R$ 556,791
Present value	328,506
Potential Pis Or Cofins [Member]
Disclosure of detailed information about hedges [line items]
Nominal	40,956
Present value	R$ 25,891

X

- Definition

Nominal

+ References

No definition available.

+ Details

Name:	elp_LeaseConsiderationPayableNominalValue
Namespace Prefix:	elp_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

X

- Definition

Present value

+ References

No definition available.

+ Details

Name:	elp_LeaseConsiderationPayablePresentValue
Namespace Prefix:	elp_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

X

- 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

Name:	ifrs-full_DisclosureOfHedgeAccountingLineItems
Namespace Prefix:	ifrs-full_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Details

Name:	elp_TypesOfLeaseConsiderationAxis=elp_LeaseConsiderationMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	elp_TypesOfLeaseConsiderationAxis=elp_PotentialPisOrCofinsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: