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26 Accounts Payable Related to Concessions (Tables)
12 Months Ended
Dec. 31, 2019
Accounts Payable Related To Concessions [Abstract]  
Schedule of concession charges for use of public property
  Company Grant Signature Closing Discount Rate Annual Adjustment 12.31.2019 12.31.2018
HPP Mauá Copel GeT  06.29.2007  07.03.2007  07.2042 5.65% p.y.  IPCA   16,890 16,709
HPP Colider Copel GeT  12.29.2010  01.17.2011  01.2046 7.74% p.y.  IPCA   24,353 23,864
HPP Baixo Iguaçu Copel GeT  07.19.2012  08.20.2012 01.2047 7.74% p.y.  IPCA    7,588    7,412
HPP Derivação Rio Jordão Copel GeT  07.11.2013  02.24.2014  02.2019 7.74% p.y.  IPCA -     47
HPP Fundão e HPP Santa Clara Elejor  10.23.2001  10.25.2001  10.2036 11.00% p.y.  IGPM    563,756   536,131
                 612,587   584,163
            Current   73,032 67,858
            Noncurrent    539,555   516,305
Schedule of changes in accounts payable related to concessions

26.1    Changes in accounts payable related to concessions 

Balance as of January 1, 2018 554,954
Additions    302
Adjust to present value   (114)
Monetary variations 93,386
Payments    (64,365)
Balance as of December 31, 2018 584,163
Adjust to present value   (668)
Monetary variations 99,661
Payments    (70,569)
Balance as of December 31, 2019 612,587
Schedule of nominal and present value of accounts payable related to concessions

Nominal value and present value of accounts payable related to concession 

  Nominal value Present value
2020    71,471    73,032
2021    71,471    64,387
2022    71,471    58,128
2023    71,471    52,482
After 2023  1,024,054 364,558
    1,309,938 612,587