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17 Property, Plant and Equipment (Details 2) - BRL (R$) R$ in Thousands | 12 Months Ended |
--- | --- | ---
Dec. 31, 2019 | Dec. 31, 2018
Disclosure of joint operations [line items] |  |
Joint operations | R$ 1,393,501 | R$ 1,423,708
In Progress [Member] |  |
Disclosure of joint operations [line items] |  |
Joint operations | R$ 722,795 | 717,599
In Progress [Member] | HPP Baixo Iguacu [Member] |  |
Disclosure of joint operations [line items] |  |
Share | 30.00% |
Joint operations | R$ 49,240 | 717,599
In Progress [Member] | Accumulated Depreciation [Member] |  |
Disclosure of joint operations [line items] |  |
Annual average depreciation rate | 3.27% |
Joint operations | R$ (19,038) |
In Service [Member] |  |
Disclosure of joint operations [line items] |  |
Joint operations | 670,706 | 683,371
In Service [Member] | HPP Baixo Iguacu [Member] |  |
Disclosure of joint operations [line items] |  |
Joint operations | R$ 692,593 |
In Service [Member] | Accumulated Depreciation [Member] |  |
Disclosure of joint operations [line items] |  |
Annual average depreciation rate | 3.43% |
Joint operations | R$ (206,000) | (176,546)
In Service [Member] | HPP Maua (Consorcio Energetico Cruzeiro do Sul) [Member] |  |
Disclosure of joint operations [line items] |  |
Share | 51.00% |
Joint operations | R$ 859,917 | R$ 859,917

X
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- Definition The proportion of ownership interest in a joint operation attributable to the entity. [Refer: Joint operations [member]] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 12 -IssueDate 2019-01-01 -Paragraph 21 -Subparagraph a -Clause iv -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=12&code=ifrs-tx-2019-en-r&anchor=para_21_a_iv&doctype=Standard -URIDate 2019-03-27 + Details
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