XML 267 R167.htm IDEA: XBRL DOCUMENT
v3.20.1

23 Post-employment benefits (Details 8) - BRL (R$) R$ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2019 | Dec. 31, 2018 | Dec. 31, 2017
Disclosure of defined benefit plans [line items] |  |  |
Fair value of the plan's assets, ending balance | R$ 10,880,721 | R$ 8,642,068 |
Unified Plan [Member] |  |  |
Disclosure of defined benefit plans [line items] |  |  |
Fair value of the plan's assets, beginning balance | 6,290,841 | 5,834,572 | R$ 5,478,802
Return estimated for assets | 685,685 | 593,572 | 546,699
Contributions and distributions | 23,851 | 24,011 | 30,520
Benefits paid | (435,454) | (414,256) | (406,023)
Actuarial gain (losses) | 981,833 | 252,942 | 184,574
Fair value of the plan's assets, ending balance | 7,546,756 | 6,290,841 | 5,834,572
Plan III [Member] |  |  |
Disclosure of defined benefit plans [line items] |  |  |
Fair value of the plan's assets, beginning balance | 2,178,236 | 1,821,055 | 1,793,516
Return estimated for assets | 337,476 | 230,703 | 202,691
Contributions and distributions | 4,185 | 9,184 | 10,505
Benefits paid | (174,427) | (133,281) | (122,841)
Actuarial gain (losses) | 792,284 | 250,575 | (62,816)
Fair value of the plan's assets, ending balance | 3,137,754 | 2,178,236 | 1,821,055
Assistance Plan [Member] |  |  |
Disclosure of defined benefit plans [line items] |  |  |
Fair value of the plan's assets, beginning balance | 172,991 | 170,923 | 165,301
Return estimated for assets | 51,541 | 16,579 | 23,934
Contributions and distributions |  |  |
Benefits paid |  |  |
Actuarial gain (losses) | (28,321) | (14,511) | (18,312)
Fair value of the plan's assets, ending balance | R$ 196,211 | R$ 172,991 | R$ 170,923

X
- Definition The amount refers to actuarial gain (losses) uner plan assets. + References No definition available. + Details
Name: | elp_ActuarialGainsLossesArisingFromChangesInPlanAssetsAtFairValue
Namespace Prefix: | elp_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition The amount refers to benefits paid or payable assets. + References No definition available. + Details
Name: | elp_BenefitsPaidOrPayableAssets
Namespace Prefix: | elp_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition The decrease (increase) in the plan assets at fair value resulting from contributions to a defined benefit plan. + References No definition available. + Details
Name: | elp_ContributionsToPlanAssetsAtFairValue
Namespace Prefix: | elp_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition The amount refers to return estimated for assets. + References No definition available. + Details
Name: | elp_ReturnEstimatedForAssets
Namespace Prefix: | elp_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition The amount of current net defined benefit asset. [Refer: Net defined benefit asset] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 1 -IssueDate 2019-01-01 -Paragraph 55 -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2019-en-r&anchor=para_55&doctype=Standard -URIDate 2019-03-27 + Details
Name: | ifrs-full_CurrentRecognisedAssetsDefinedBenefitPlan
Namespace Prefix: | ifrs-full_
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_DisclosureOfDefinedBenefitPlansLineItems
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition The fair value of defined benefit plan assets. Plan assets comprise assets held by a long-term employee benefit fund and qualifying insurance policies. [Refer: At fair value [member]] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 19 -IssueDate 2019-01-01 -Paragraph 57 -Subparagraph a -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=19&code=ifrs-tx-2019-en-r&anchor=para_57_a&doctype=Standard -URIDate 2019-03-27 + Details
Name: | ifrs-full_PlanAssetsAtFairValue
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

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

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

X
- Details
Name: | ifrs-full_CharacteristicsOfDefinedBenefitPlansAxis=elp_AssistancePlanMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |