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Financial Instruments and Risk Management - Schedule of Net Debt (Details) - BRL (R$) R$ in Millions | Dec. 31, 2024 | Dec. 31, 2023 | Dec. 31, 2022 | Dec. 31, 2021
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Disclosure of financial assets [line items] |  |  |  |
Loans and debentures | R$ 12,280 | R$ 9,831 | R$ 10,580 | R$ 11,364
(-) Cash and cash equivalents | (1,898) | (1,537) |  |
(-) Marketable securities | R$ (493) | R$ (774) |  |

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