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FINANCIAL INSTRUMENTS AND RISKS MANAGEMENT - Fair value by maturity schedule (Details) - BRL (R$) R$ in Thousands | Dec. 31, 2022 | Dec. 31, 2021
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Financial Instruments and Risks |  |
Derivative fair value asset (liability), net | R$ 26,954 | R$ (6,452,388)
Up to 1 year |  |
Financial Instruments and Risks |  |
Derivative fair value asset (liability), net | 2,380,812 | (1,093,198)
1 - 2 years |  |
Financial Instruments and Risks |  |
Derivative fair value asset (liability), net | 297,156 | (282,499)
2 - 3 years |  |
Financial Instruments and Risks |  |
Derivative fair value asset (liability), net | (1,225,193) | (759,082)
3 - 4 years |  |
Financial Instruments and Risks |  |
Derivative fair value asset (liability), net |  | (2,096,449)
More than 3 years |  |
Financial Instruments and Risks |  |
Derivative fair value asset (liability), net | R$ (1,425,821) |
More than 4 years |  |
Financial Instruments and Risks |  |
Derivative fair value asset (liability), net |  | R$ (2,221,160)

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