XML 139 R121.htm IDEA: XBRL DOCUMENT
v3.21.1

11 Contract assets (Details 1) - BRL (R$) R$ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2020 | Dec. 31, 2019
SummaryOfContractAssetsLineItems [Line Items] |  |
Contract assets, beginning | R$ 4,790,653 |
Transfers to intangible assets | 52,811 |
Loss on disposal | (35,590) |
Contract assets, ending | 5,492,797 | R$ 4,790,653
Power distribution service concession [member] |  |
SummaryOfContractAssetsLineItems [Line Items] |  |
Contract assets, beginning | 844,284 | 640,500
Acquisitions | 1,391,267 | 1,021,644
Customers contributions | (112,689) | 104,067
Provision for legal claims added to the cost of the works | 1,522 | 1,823
Transfers to intangible assets | (911,366) | (678,680)
Transfers to accounts receivable related to concession | (86,154) | (28,987)
Loss on disposal | (11,903) | (7,949)
Contract assets, ending | 1,114,961 | 844,284
Power distribution service concession [member] | Assets [member] |  |
SummaryOfContractAssetsLineItems [Line Items] |  |
Contract assets, beginning | 875,354 | 664,755
Acquisitions | 1,391,267 | 1,021,644
Provision for legal claims added to the cost of the works | 1,522 | 1,823
Transfers to intangible assets | (1,016,482) | (771,844)
Transfers to accounts receivable related to concession | (94,978) | (33,075)
Loss on disposal | (11,903) | (7,949)
Contract assets, ending | 1,144,780 | 875,354
Power distribution service concession [member] | Special Liabilities [member] |  |
SummaryOfContractAssetsLineItems [Line Items] |  |
Contract assets, beginning | (31,070) | (24,255)
Acquisitions |  |
Customers contributions | (112,689) | (104,067)
Transfers to intangible assets | 105,116 | 93,164
Transfers to accounts receivable related to concession | 8,824 | 4,088
Contract assets, ending | (31,070) | (31,070)
Piped gas distribution service concession [member] |  |
SummaryOfContractAssetsLineItems [Line Items] |  |
Contract assets, beginning | 26,734 | 25,718
Acquisitions | 15,187 | 17,590
Transfers to intangible assets | (7,277) |
Transfers to accounts receivable related to concession | (7,390) | (16,574)
Contract assets, ending | 27,254 | 26,734
Power Transmission Concession [member] |  |
SummaryOfContractAssetsLineItems [Line Items] |  |
Contract assets, beginning | 3,919,635 | 3,520,838
Business combinations effects |  | 117,942
Realization of gains/losses in business combinations | 722 | 282
Transfers to electricity grid use charges - customers | (578,147) | (391,060)
Transfers to property, plant and equipment | (613) | (3,353)
Transfers from litigations | (576) | (313)
Remuneration | 781,107 | 458,591
Construction revenue | 255,578 | 175,219
Construction income | 4,217 | 2,892
Loss from inefficiency | (7,654) | 38,597
Write-offs | (23,687) |
Contract assets, ending | 4,350,582 | 3,919,635
Power Transmission Concession [member] | Concession Assets [member] |  |
SummaryOfContractAssetsLineItems [Line Items] |  |
Contract assets, beginning | 2,601,929 | 2,166,757
Business combinations effects |  | 117,942
Realization of gains/losses in business combinations | 722 | 282
Transfers to electricity grid use charges - customers | (312,120) | (176,724)
Transfers to property, plant and equipment | (613) | (3,353)
Transfers from litigations | (576) | (313)
Remuneration | 489,438 | 280,630
Construction revenue | 255,578 | 175,219
Construction income | 4,217 | 2,892
Loss from inefficiency | (7,654) | 38,597
Write-offs | (23,687) |
Contract assets, ending | 3,007,234 | 2,601,929
Power Transmission Concession [member] | RBSE Assets [member] |  |
SummaryOfContractAssetsLineItems [Line Items] |  |
Contract assets, beginning | 1,317,706 | 1,354,081
Transfers to electricity grid use charges - customers | (266,027) | (214,336)
Remuneration | 291,669 | 177,961
Contract assets, ending | R$ 1,343,348 | R$ 1,317,706

X
- Definition The amount of business combinations effects. + References No definition available. + Details
Name: | elp_BusinessCombinationsEffects
Namespace Prefix: | elp_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition The amount of construction income. + References No definition available. + Details
Name: | elp_ConstructionIncome
Namespace Prefix: | elp_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition The amount of construction revenue. + References No definition available. + Details
Name: | elp_ConstructionRevenue1
Namespace Prefix: | elp_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition The amount represents contract assets tranfers from judicail deposits and litigations. + References No definition available. + Details
Name: | elp_ContractAssetsTransfersFromJudicialDepositsAndLitigations
Namespace Prefix: | elp_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition The amount represents contract assets tranfer to electricity grid use charges customers. + References No definition available. + Details
Name: | elp_ContractAssetsTransfersToElectricityGridUseChargesCustomers
Namespace Prefix: | elp_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition The amount represents contract assets tranfers to property plant and equipment. + References No definition available. + Details
Name: | elp_ContractAssetsTransfersToPropertyPlantAndEquipment
Namespace Prefix: | elp_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition THe amoount of efficiency gain. + References No definition available. + Details
Name: | elp_EfficiencyGain
Namespace Prefix: | elp_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition The amount represents provision for legal claim added to cost of works. + References No definition available. + Details
Name: | elp_ProvisionForLegalClaimsAddedToCostOfWorks
Namespace Prefix: | elp_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition The amount of realization of gainslosses in business combinations. + References No definition available. + Details
Name: | elp_RealizationOfGainslossesInBusinessCombinations
Namespace Prefix: | elp_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Schedule reflecting summary of contractual. + References No definition available. + Details
Name: | elp_SummaryOfContractAssetsLineItems
Namespace Prefix: | elp_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition The amount represents tranfers to accounts receivable related to concession. + References No definition available. + Details
Name: | elp_TransfersToAccountsReceivableRelatedToConcession
Namespace Prefix: | elp_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition The amount of write-offs. + References No definition available. + Details
Name: | elp_Writeoffs
Namespace Prefix: | elp_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition The increase in intangible assets and goodwill resulting from acquisitions through business combinations. [Refer: Business combinations [member]; Intangible assets and goodwill] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 38 -IssueDate 2020-01-01 -Paragraph 118 -Subparagraph e -Clause i -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=38&code=ifrs-tx-2020-en-r&anchor=para_118_e_i&doctype=Standard -URIDate 2020-01-01 + Details
Name: | ifrs-full_AcquisitionsThroughBusinessCombinationsIntangibleAssetsAndGoodwill
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition The amount of fees paid or payable to the entity's auditors. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 1 -IssueDate 2020-01-01 -Paragraph 112 -Subparagraph c -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2020-en-r&anchor=para_112_c&doctype=Standard -URIDate 2020-01-01 + Details
Name: | ifrs-full_AuditorsRemuneration
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition The amount of an entity’s right to consideration in exchange for goods or services that the entity has transferred to a customer, when that right is conditioned on something other than the passage of time (for example, the entity’s future performance). + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 15 -IssueDate 2020-01-01 -Paragraph 105 -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=15&code=ifrs-tx-2020-en-r&anchor=para_105&doctype=Standard -URIDate 2020-01-01 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 15 -IssueDate 2020-01-01 -Paragraph 116 -Subparagraph a -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=15&code=ifrs-tx-2020-en-r&anchor=para_116_a&doctype=Standard -URIDate 2020-01-01 + Details
Name: | ifrs-full_ContractAssets
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition The amount of deposit liabilities from customers held by the entity. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 1 -IssueDate 2020-01-01 -Paragraph 55 -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2020-en-r&anchor=para_55&doctype=Standard -URIDate 2020-01-01 + Details
Name: | ifrs-full_DepositsFromCustomers
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition The decrease in intangible assets other than goodwill resulting from disposals. [Refer: Intangible assets other than goodwill] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 38 -IssueDate 2020-01-01 -Paragraph 118 -Subparagraph e -Clause ii -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=38&code=ifrs-tx-2020-en-r&anchor=para_118_e_ii&doctype=Standard -URIDate 2020-01-01 + Details
Name: | ifrs-full_DisposalsIntangibleAssetsOtherThanGoodwill
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition The gains (losses) on disposals of non-current assets. [Refer: Non-current assets] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 1 -IssueDate 2020-01-01 -Paragraph 112 -Subparagraph c -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2020-en-r&anchor=para_112_c&doctype=Standard -URIDate 2020-01-01 + Details
Name: | ifrs-full_GainsLossesOnDisposalsOfNoncurrentAssets
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Details
Name: | ifrs-full_ClassesOfAssetsAxis=elp_PowerDistributionServiceConcessionMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | elp_ClassesOfContractAssetsAxis=elp_AssetsContractAssetsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | elp_ClassesOfContractAssetsAxis=elp_SpecialLiabilitiesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_ClassesOfAssetsAxis=elp_PipedGasDistributionServiceConcessionMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_ClassesOfAssetsAxis=elp_PowerTransmissionConcessionMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | elp_ClassesOfContractAssetsAxis=elp_ConcessionAssetsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | elp_ClassesOfContractAssetsAxis=elp_RBSEAssetsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |