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Related Party Transactions (Details Narrative) - BRL (R$)
R$ in Thousands
12 Months Ended
Dec. 31, 2023
Dec. 31, 2022
Mar. 31, 2018
IfrsStatementLineItems [Line Items]      
Settled amount     R$ 159,274
Principal interest     R$ 158,849
Copel COM [member] | Energy Sale Contracts [Member]      
IfrsStatementLineItems [Line Items]      
Purchase commitments R$ 31,971 R$ 47,935  
Sales commitments 216,029 25,050  
Copel Comercializacao SA [member] | Financial guarantee contracts [member]      
IfrsStatementLineItems [Line Items]      
Provision of guarantees or collateral by entity, related party transactions 4,492 4,449  
Copel Geracaoe Transmissao SA [member] | Financial guarantee contracts [member]      
IfrsStatementLineItems [Line Items]      
Provision of guarantees or collateral by entity, related party transactions R$ 602,520 R$ 329,725