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Schedule of dividends receivable (Details) - BRL (R$) R$ in Thousands | Dec. 31, 2021 | Dec. 31, 2020
--- | --- | ---
Entity Information [Line Items] |  |
Dividends receivable | R$ 1,558,212 | R$ 1,290,114
Companhia Paranaense De Energia Copel [Member] |  |
Entity Information [Line Items] |  |
Dividends receivable | 1,558,212 | 1,290,114
Companhia Paranaense De Energia Copel [Member] | Copel Geracaoe Transmissao [Member] |  |
Entity Information [Line Items] |  |
Dividends receivable | 638,378 | 769,108
Companhia Paranaense De Energia Copel [Member] | Copel Distribuicao [Member] |  |
Entity Information [Line Items] |  |
Dividends receivable | 824,833 | 440,368
Companhia Paranaense De Energia Copel [Member] | Copel Comercializacao [Member] |  |
Entity Information [Line Items] |  |
Dividends receivable | 20,785 | 29,803
Companhia Paranaense De Energia Copel [Member] | Compagas [Member] |  |
Entity Information [Line Items] |  |
Dividends receivable | 65,821 | 43,164
Companhia Paranaense De Energia Copel [Member] | U E G Araucaria [Member] |  |
Entity Information [Line Items] |  |
Dividends receivable | 7,251 | 6,143
Companhia Paranaense De Energia Copel [Member] | Voltalia [Member] |  |
Entity Information [Line Items] |  |
Dividends receivable | 1,032 | 1,032
Companhia Paranaense De Energia Copel [Member] | Dona Francisca [Member] |  |
Entity Information [Line Items] |  |
Dividends receivable | 86 | 97
Companhia Paranaense De Energia Copel [Member] | Other Investments 1 [Member] |  |
Entity Information [Line Items] |  |
Dividends receivable | R$ 26 | R$ 399

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