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Financial Instruments (Details 1) - Credit risk [member] - BRL (R$) R$ in Thousands | Dec. 31, 2022 | Dec. 31, 2021
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IfrsStatementLineItems [Line Items] |  |
Exposure to credit risk | R$ 9,246,849 | R$ 11,546,545
Copel Energia |  |
IfrsStatementLineItems [Line Items] |  |
Exposure to credit risk | 2,678,457 | 3,472,845
Bonds And Securities One [Member] |  |
IfrsStatementLineItems [Line Items] |  |
Exposure to credit risk | 431,056 | 361,058
Pledges And Restricted Deposits Linked [Member] |  |
IfrsStatementLineItems [Line Items] |  |
Exposure to credit risk | 157 | 142,946
Trade Accounts Receivable Financial Assets [Member] |  |
IfrsStatementLineItems [Line Items] |  |
Exposure to credit risk | 3,451,869 | 4,515,426
Sectorial financial assets [Member] |  |
IfrsStatementLineItems [Line Items] |  |
Exposure to credit risk | 381,398 | 767,480
Accounts Receivable Related To The Concession [Member] |  |
IfrsStatementLineItems [Line Items] |  |
Exposure to credit risk | 1,442,819 | 1,433,734
Statement Table |  |
IfrsStatementLineItems [Line Items] |  |
Exposure to credit risk | 766,832 | 730,851
Accounts receivable related to the concession compensation |  |
IfrsStatementLineItems [Line Items] |  |
Exposure to credit risk | 68,642 | 102,220
Contract11Member |  |
IfrsStatementLineItems [Line Items] |  |
Exposure to credit risk | R$ 25,619 | R$ 19,985

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- References No definition available. + Details
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- Definition The amount that best represents the maximum exposure to credit risk without taking into account any collateral held or other credit enhancements (for example, netting agreements that do not qualify for offset in accordance with IAS 32). [Refer: Credit risk [member]] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 7 -IssueDate 2022-03-24 -Paragraph 35K -Subparagraph a -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=7&code=ifrs-tx-2022-en-r&anchor=para_35K_a&doctype=Standard -URIDate 2022-03-24 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Note Expiry date 2023-01-01 -Name IFRS -Number 7 -IssueDate 2022-03-24 -Paragraph 36 -Subparagraph a -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=7&code=ifrs-tx-2017-en-b&anchor=para_36_a&doctype=Standard&book=b -URIDate 2022-03-24 + Details
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