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Receivables From Customers - Schedule of Trade and Other Receivables (Details) - BRL (R$) R$ in Millions | Dec. 31, 2023 | Dec. 31, 2022
--- | --- | ---
IfrsStatementLineItems [Line Items] |  |
Billed supply | R$ 3,851 | R$ 3,240
Unbilled supply | 1,373 | 1,244
Other concession holders - wholesale supply | 73 | 67
Other concession holders - wholesale supply, unbilled | 369 | 369
CCEE (Power Trading Chamber) | 114 | 162
Concession Holders - power transport | 173 | 180
Concession Holders - power transport, unbilled | 391 | 370
Provision for expected credit losses | (867) | (820)
Trade and other receivables | 5,477 | 4,812
Current assets | 5,434 | 4,769
Non-current assets | 43 | R$ 43
Balances Not Yet Due [member] |  |
IfrsStatementLineItems [Line Items] |  |
Billed supply | 2,041 |
Unbilled supply | 1,373 |
Other concession holders - wholesale supply | 26 |
Other concession holders - wholesale supply, unbilled | 369 |
CCEE (Power Trading Chamber) | 84 |
Concession Holders - power transport | 53 |
Concession Holders - power transport, unbilled | 391 |
Provision for expected credit losses | (165) |
Trade and other receivables | 4,172 |
Not later than three months [member] |  |
IfrsStatementLineItems [Line Items] |  |
Billed supply | 428 |
Other concession holders - wholesale supply | 47 |
CCEE (Power Trading Chamber) | 22 |
Concession Holders - power transport | 62 |
Provision for expected credit losses | (22) |
Trade and other receivables | 537 |
Later than three months and not later than one year [member] |  |
IfrsStatementLineItems [Line Items] |  |
Billed supply | 561 |
CCEE (Power Trading Chamber) | 6 |
Concession Holders - power transport | 10 |
Provision for expected credit losses | (80) |
Trade and other receivables | 497 |
More Than One Year [member] |  |
IfrsStatementLineItems [Line Items] |  |
Billed supply | 821 |
CCEE (Power Trading Chamber) | 2 |
Concession Holders - power transport | 48 |
Provision for expected credit losses | (600) |
Trade and other receivables | R$ 271 |

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