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FINANCIAL INSTRUMENTS - Derivative instruments (Details) R$ in Thousands, $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2022 BRL (R$) USD ($) | Dec. 31, 2021 BRL (R$) USD ($) | Dec. 31, 2020 BRL (R$)
FINANCIAL INSTRUMENTS |  |  |
Amount receivable | R$ 3,272 | R$ 3,246 |
Amount payable | 19,056 |  |
Fair value of derivatives |  |  |
Current assets | 3,272 | 3,246 |
Current liabilities | 19,056 |  |
Net income |  |  |
Gains on financial instruments | 83,465 | 28,349 |
Losses on financial instruments | (44,386) | (10,421) |
Total gains (losses) on financial instruments | 39,079 | 17,928 | R$ (774)
Other comprehensive income |  |  |
Gains on financial instruments |  | 1,907 |
Losses on financial instruments | (607) |  |
Total gains (losses) on financial instruments | R$ (607) | R$ 1,907 |
Currency forward contracts | Maturity in 2022 |  |  |
FINANCIAL INSTRUMENTS |  |  |
Notional value | $ |  | 5.3 |
Amount receivable |  | R$ 3,246 |
Currency forward contracts | Maturity In 2023 |  |  |
FINANCIAL INSTRUMENTS |  |  |
Notional value | $ | 30.9 |  |
Amount payable | R$ 17,950 |  |
Commodity contracts | Maturity In 2023/2024 |  |  |
FINANCIAL INSTRUMENTS |  |  |
Notional value | $ | 2.4 |  |
Amount receivable | R$ 3,272 |  |
Amount payable | R$ 1,106 |  |

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