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Loans and Debentures - Schedule of Changes in Loans, Financings and Debentures (Details) - BRL (R$) R$ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2024 | Dec. 31, 2023 | Dec. 31, 2022
IfrsStatementLineItems [Line Items] |  |  |
Beginning Balance | R$ 9,831 | R$ 10,580 | R$ 11,364
Loans and financings obtained | 4,700 | 2,000 | 2,000
(-) Transaction costs | (118) | (12) | (19)
Financing obtained, net | 4,582 | 1,988 | 1,981
Monetary variation | 248 | 148 | 167
Exchange rate variation | 464 | (277) | (338)
Accrued financial charges | 1,066 | 1,083 | 975
Premium on repurchase of debt securities (Eurobonds) |  |  | 47
Amortization of transaction cost | 20 | 14 | 7
Financial charges paid | (956) | (1,026) | (1,010)
Amortization of financings | (2,975) | (2,679) | (2,613)
Ending Balance | R$ 12,280 | R$ 9,831 | R$ 10,580

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