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2 Concessions and Authorizations (Details) | 12 Months Ended
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Dec. 31, 2019
Concession Contracts [Member] | Parana Gas [Member] |  |
Disclosure of detailed information about service concession arrangements [line items] |  |
Concessions agreements or authorizations | PART-T-300_R12 4861-.0000.99/2014-00 - ANP |
Interest | 30.00% |
Maturity | 05.15.2045 |
Concession Contracts [Member] | Usina de Energia Eolica Sao Joao S.A. [Member] |  |
Disclosure of detailed information about service concession arrangements [line items] |  |
Concessions agreements or authorizations | MME Ordinance 173 /2012 - WPP Sao Joao | [1]
Interest | 49.00% | [1]
Maturity | 03.26.2047 | [1]
Concession Contracts [Member] | Usina de Energia Eolica Carnauba S.A. [Member] |  |
Disclosure of detailed information about service concession arrangements [line items] |  |
Concessions agreements or authorizations | MME Ordinance 204 /2012 - WPP Carnaubas | [1]
Interest | 49.00% | [1]
Maturity | 04.09.2047 | [1]
Concession Contracts [Member] | Usina de Energia Eolica Reduto S.A. [Member] |  |
Disclosure of detailed information about service concession arrangements [line items] |  |
Concessions agreements or authorizations | MME Ordinance 230 /2012 - WPP Reduto | [1]
Interest | 49.00% | [1]
Maturity | 04.16.2047 | [1]
Concession Contracts [Member] | Usina de Energia Eolica Santo Cristo S.A. [Member] |  |
Disclosure of detailed information about service concession arrangements [line items] |  |
Concessions agreements or authorizations | MME Ordinance 233/2012 - WPP Santo Cristo | [1]
Interest | 49.00% | [1]
Maturity | 04.18.2047 | [1]
Concession Contracts [Member] | Dona Francisca Energetica S.A. [Member] |  |
Disclosure of detailed information about service concession arrangements [line items] |  |
Concessions agreements or authorizations | Contract 188/1998 - HPP Dona Francisca |
Interest | 23.00% |
Maturity | 08.28.2033 |
Concession Contracts [Member] | Copel Distribuicao S.A. [Member] |  |
Disclosure of detailed information about service concession arrangements [line items] |  |
Concessions agreements or authorizations | Contract 046/1999, extended by 5th addendum to the contract |
Interest | 100.00% |
Maturity | 07.07.2045 |
Concession Contracts [Member] | Copel Telecomunicacoes S.A. [Member] |  |
Disclosure of detailed information about service concession arrangements [line items] |  |
Concessions agreements or authorizations | Authorization term 54/2003 - Anatel/SVP/PVST |
Interest | 100.00% |
Maturity | Indeterminate |
Concession Contracts [Member] | Elejor [Member] |  |
Disclosure of detailed information about service concession arrangements [line items] |  |
Concessions agreements or authorizations | Contract 125/2001 - HPP Fundao and Santa Clara |
Interest | 70.00% |
Maturity | 05.28.2037 |
Concession Contracts [Member] | UEG Araucaria [Member] |  |
Disclosure of detailed information about service concession arrangements [line items] |  |
Concessions agreements or authorizations | Authorization 351/1999 - TPP Araucaria (60.9% Copel GET) |
Interest | 20.30% |
Maturity | 12.23.2029 |
Concession Contracts [Member] | Compagas [Member] |  |
Disclosure of detailed information about service concession arrangements [line items] |  |
Concessions agreements or authorizations | Concession gas distribution contract |
Interest | 51.00% |
Maturity | 01.20.2019 |
Concession Agreement/Authorization [Member] | Copel Telecomunicacoes S.A. [Member] |  |
Disclosure of detailed information about service concession arrangements [line items] |  |
Concessions agreements or authorizations | Authorization term 305/2012 - Anatel/SVP/PVST |
Interest | 100.00% |
Maturity | Indeterminate |
Concession Agreement/Authorization [Member] | Elejor [Member] |  |
Disclosure of detailed information about service concession arrangements [line items] |  |
Concessions agreements or authorizations | Authorization - SHP Fundao I and SHP Santa Clara I - 753/2002 and 757/2002 |
Interest | 70.00% |
Maturity | 12.19.2032 |
[1] | Subsidiaries of Voltalia Sao Miguel do Gostoso I Participacoes S.A.

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