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Assets held for sale and Discontinued operations (Details Narrative) - BRL (R$) R$ in Thousands | 12 Months Ended |  |  |  |
--- | --- | --- | --- | --- | ---
Dec. 31, 2023 | Dec. 14, 2023 | Sep. 30, 2023 | Dec. 31, 2022 | Aug. 03, 2021
IfrsStatementLineItems [Line Items] |  |  |  |  |
Contingent liabilities | R$ 3,073,462 |  |  | R$ 3,736,829 |
Copel [Member] |  |  |  |  |
IfrsStatementLineItems [Line Items] |  |  |  |  |
Percentage of equity value |  |  | 81.20% |  |
Investment amount |  |  | R$ 290,662 |  |
Investment received |  | R$ 14,533 |  |  |
Copel Ge T [Member] |  |  |  |  |
IfrsStatementLineItems [Line Items] |  |  |  |  |
Investment received |  | R$ 43,599 |  |  |
Copel Telecommunicacoes S A [Member] |  |  |  |  |
IfrsStatementLineItems [Line Items] |  |  |  |  |
Transfer of assets and liabilities |  |  |  |  | R$ 2,506,837
UEG Araucaria Ltd [member] |  |  |  |  |
IfrsStatementLineItems [Line Items] |  |  |  |  |
Contingent liabilities | 300,727 |  |  |  |
Purchase gas | 5,179,773 |  |  |  |
Social contribution | R$ 149,391 |  |  |  |

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