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FINANCIAL INSTRUMENTS AND RISK MANAGEMENT (Details 12) - BRL (R$) R$ in Millions | Dec. 31, 2022 | Dec. 31, 2021
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Financial Instruments And Risk Management |  |
Loans and debentures | R$ 10,579 | R$ 11,364
(-) Cash and cash equivalents | (1,441) | (825)
(-) Marketable securities | (1,878) | (2,078)
(-) Derivative hedge instrument | (1) | (1,213)
Net debt | 6,648 | 7,248
Adjusted EBITDA | R$ 6,928 | R$ 5,932
Net debt / Adjusted EBITDA | 0.96% | 1.22%

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