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Net Operating Revenue (Details 4) - BRL (R$) R$ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020
National Electric Energy Agency [Member] |  |  |  |
IfrsStatementLineItems [Line Items] |  |  |  |
Regulatory charges |  | R$ 2,505,319 | R$ 1,641,499 | R$ 1,530,998
National Electric Energy Agency [Member] | Quotas [Member] |  |  |  |
IfrsStatementLineItems [Line Items] |  |  |  |
Resolutions | [1] | Quotas |  |
Regulatory charges |  | R$ 2,321,875 | 1,534,490 | 1,531,713
National Electric Energy Agency [Member] | Covid Account [Member] |  |  |  |
IfrsStatementLineItems [Line Items] |  |  |  |
Resolutions | [2] | Covid Account |  |
Regulatory charges |  | R$ 183,444 | 107,009 |
National Electric Energy Agency [Member] | Preliminary Injunctions [Member] |  |  |  |
IfrsStatementLineItems [Line Items] |  |  |  |
Resolutions |  | (-) Preliminary injunctions |  |
Regulatory charges |  |  |  | (715)
National Electric Energy Agency One [Member] |  |  |  |
IfrsStatementLineItems [Line Items] |  |  |  |
Regulatory charges |  | R$ 2,670,262 | 1,737,716 | 1,530,998
National Electric Energy Agency One [Member] | Covid Account [Member] |  |  |  |
IfrsStatementLineItems [Line Items] |  |  |  |
Resolutions | [2] | Covid Account |  |
Regulatory charges |  | R$ 164,943 | R$ 96,217 |
[1] | "CDE Uso": Resolution No. 3,034/2022 (may-dec/22), Resolution No. 3,004/2021 (jan-apr/22); Resolution No. 2,814/2020 and Aneel Technical Note No. 12/2021 (jan-feb/21); Resolution No. 2,834/2021 (mar-dec/21); Resolution No. 2.664/2019 (jan-dec/20).
[2] | "CDE Uso" e "CDE Energia" - Covid Account: Order No. 939/2021.

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- Definition The description of the identity of the rate regulator(s). A rate regulator is an authorised body that is empowered by statute or regulation to establish the rate or a range of rates that bind an entity. The rate regulator may be a third-party body or a related party of the entity, including the entity’s own governing board, if that body is required by statute or regulation to set rates both in the interest of the customers and to ensure the overall financial viability of the entity. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 14 -IssueDate 2022-03-24 -Paragraph 30 -Subparagraph b -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=14&code=ifrs-tx-2022-en-r&anchor=para_30_b&doctype=Standard -URIDate 2022-03-24 + Details
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