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FINANCIAL INSTRUMENTS AND RISKS MANAGEMENT - Fair Value of Loans and Financing (Details) - Discount rate - Loans, financing and debentures - BRL (R$) R$ in Thousands | 6 Months Ended | 12 Months Ended
--- | --- | ---
Jun. 30, 2020 | Dec. 31, 2019
Financial Instruments and Risks Management |  |
Financial Liabilities, Fair Value | R$ 82,899,282 | R$ 66,707,543
Foreign | Bonds | Fixed |  |
Financial Instruments and Risks Management |  |
Yield used to discount | Secondary Market | Secondary Market
Financial Liabilities, Fair Value | R$ 38,795,348 | R$ 30,066,087
Foreign | Export credits ("Pre payment") |  |
Financial Instruments and Risks Management |  |
Yield used to discount | LIBOR | LIBOR
Financial Liabilities, Fair Value | R$ 26,123,478 | R$ 17,213,963
Foreign | Export credits (ACC/ACE) |  |
Financial Instruments and Risks Management |  |
Yield used to discount | DI 1 | DI 1
Financial Liabilities, Fair Value | R$ 799,183 | R$ 575,521
Domestic | BNP - Forest Financing |  |
Financial Instruments and Risks Management |  |
Yield used to discount | DI 1 | DI 1
Financial Liabilities, Fair Value | R$ 177,376 | R$ 193,646
Domestic | BNDES | TJLP |  |
Financial Instruments and Risks Management |  |
Yield used to discount | DI 1 | DI 1
Financial Liabilities, Fair Value | R$ 1,759,652 | R$ 1,895,959
Domestic | BNDES | TLP |  |
Financial Instruments and Risks Management |  |
Yield used to discount | DI 1 | DI 1
Financial Liabilities, Fair Value | R$ 523,828 | R$ 535,812
Domestic | BNDES | Fixed |  |
Financial Instruments and Risks Management |  |
Yield used to discount | DI 1 | DI 1
Financial Liabilities, Fair Value | R$ 95,259 | R$ 113,979
Domestic | BNDES | Selic |  |
Financial Instruments and Risks Management |  |
Yield used to discount | DI 1 | DI 1
Financial Liabilities, Fair Value | R$ 938,208 | R$ 693,969
Domestic | BNDES | Currency basket |  |
Financial Instruments and Risks Management |  |
Yield used to discount | DI 1 | DI 1
Financial Liabilities, Fair Value | R$ 61,488 | R$ 54,420
Domestic | CRA ("Agribusiness Receivables Certificates") |  |
Financial Instruments and Risks Management |  |
Yield used to discount | DI 1 | DI 1
Financial Liabilities, Fair Value | R$ 4,583,620 | R$ 6,039,983
Domestic | Debentures |  |
Financial Instruments and Risks Management |  |
Yield used to discount | DI 1 | DI 1
Financial Liabilities, Fair Value | R$ 5,416,351 | R$ 5,534,691
Domestic | FINAME ("Special Agency of Industrial Financing") |  |
Financial Instruments and Risks Management |  |
Yield used to discount | DI 1 | DI 1
Financial Liabilities, Fair Value | R$ 11,816 | R$ 14,168
Domestic | FINEP ("Financier of Studies and Projects") |  |
Financial Instruments and Risks Management |  |
Yield used to discount | DI 1 | DI 1
Financial Liabilities, Fair Value | R$ 1,287 | R$ 5,138
Domestic | NCE ("Export Credit Notes") |  |
Financial Instruments and Risks Management |  |
Yield used to discount | DI 1 | DI 1
Financial Liabilities, Fair Value | R$ 1,354,814 | R$ 1,445,383
Domestic | NCR ("Rural Credit Notes") |  |
Financial Instruments and Risks Management |  |
Yield used to discount | DI 1 | DI 1
Financial Liabilities, Fair Value | R$ 280,876 | R$ 288,122
Domestic | Export credits ("Pre payment") |  |
Financial Instruments and Risks Management |  |
Yield used to discount | DI 1 | DI 1
Financial Liabilities, Fair Value | R$ 1,435,407 | R$ 1,464,798
Domestic | FDCO ("West Center Development Fund") |  |
Financial Instruments and Risks Management |  |
Yield used to discount | DI 1 | DI 1
Financial Liabilities, Fair Value | R$ 541,291 | R$ 571,904

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