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INVESTMENTS - Business Combination - Teles Pires Participacoes S.A. (Details) R$ in Thousands, $ in Thousands |  | 1 Months Ended | 3 Months Ended |
--- | --- | --- | --- | ---
Jan. 01, 2023 BRL (R$) | Sep. 30, 2023 BRL (R$) | Sep. 30, 2023 USD ($) | Dec. 31, 2023 BRL (R$) | Nov. 22, 2023 BRL (R$)
Teles Pires Participaes |  |  |  |  |
Business combinations |  |  |  |  |
Percentage of ownership interest held prior to acquisition |  | 49.00% |  |  |
Increase in provisions |  | R$ 140,226 |  |  |
Amount recognised due to risk of reimbursement to distributors for delay in execution of works |  | 510,675 |  |  |
Increase in deferred tax assets |  | 202,372 |  |  |
Amount allocated to intangible asset related to concession agreements |  | 74,622 |  |  |
Total adjustment in net assets |  | R$ 373,907 |  |  |
Control of acquired, percentage |  | 51.00% |  |  |
Consideration transferred |  | R$ 613,155 |  |  | R$ 222,306
Premium |  |  |  |  |
Fair value of liquid assets acquired by the Company |  | 1,202,264 |  |  | 435,893
Consideration transferred |  | 613,155 |  |  | 222,306
(c) Fair value of shareholding maintained before combination of businesses |  | 589,109 |  |  | 213,587
(d) = (b) + (c) |  | 1,202,264 |  |  | R$ 435,893
Impact on income from the operations from acquisition |  |  |  |  |
Remeasurement of shareholding previously held |  | 188,274 |  |  |
Disposal of EAPSA |  | 537,663 |  |  |
Impact on operations net of tax due to acquisition |  | R$ 725,937 |  |  |
Increase in revenue | R$ 650,445 |  |  |  |
Decrease in profit | R$ 80,263 |  |  |  |
Revenue since acquisition date |  |  |  | R$ 235,042 |
Profit/Loss since acquisition date |  |  |  | R$ 23,393 |
Teles Pires Participaes |  |  |  |  |
Business combinations |  |  |  |  |
Percentage of equity interest /Percentage of participation |  | 100.00% | 100.00% |  |
Teles Pires Participaes |  |  |  |  |
Business combinations |  |  |  |  |
Percentage of ownership interest held prior to acquisition |  | 49.00% |  |  |
Eletronorte | Neoenergia |  |  |  |  |
Business combinations |  |  |  |  |
Percentage Of Equity Interest Sold |  | 49.00% | 49.00% |  |
Eletronorte | Neoenergia Coelba | Neoenergia |  |  |  |  |
Business combinations |  |  |  |  |
Percentage Of Equity Interest Sold |  | 0.04% | 0.04% |  |
Eletronorte | Neoenergia Cosern | Neoenergia |  |  |  |  |
Business combinations |  |  |  |  |
Percentage Of Equity Interest Sold |  | 0.04% | 0.04% |  |
Eletronorte | Afluente T | Neoenergia |  |  |  |  |
Business combinations |  |  |  |  |
Percentage Of Equity Interest Sold |  | 0.04% | 0.04% |  |
Neoenergia | Eletronorte |  |  |  |  |
Business combinations |  |  |  |  |
Cash transferred upon exchange of interests | $ |  |  | $ 453,982 |  |
Neoenergia | Teles Pires Participaes | Eletronorte |  |  |  |  |
Business combinations |  |  |  |  |
Percentage Of Equity Interest Sold |  | 50.56% | 50.56% |  |
Neoenergia | Companhia Hidreltrica Teles Pires Participaes | Eletronorte |  |  |  |  |
Business combinations |  |  |  |  |
Percentage Of Equity Interest Sold |  | 0.90% | 0.90% |  |

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