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14. FINANCIAL INSTRUMENTS (Details Narrative) € in Thousands, R$ in Thousands | 1 Months Ended | 12 Months Ended
--- | --- | ---
Sep. 30, 2019 BRL (R$) | Dec. 31, 2020 BRL (R$) | Dec. 31, 2020 EUR (€) | Dec. 31, 2019 BRL (R$)
Disclosure of detailed information about financial instruments [line items] |  |  |  |
Other operating expenses |  | R$ 1,667,886 |  | R$ 790,353
Non-derivative financial liabilities [member] |  |  |  |
Disclosure of detailed information about financial instruments [line items] |  |  |  |
Loan contracts with financial institutions | € |  |  | € 120,000 |
Foreign exchange risk [member] |  |  |  |
Disclosure of detailed information about financial instruments [line items] |  |  |  |
Variations of risk for probable scenarios |  | Real x Dollar - devaluation of the Real by 1.25% / Real x Euro - devaluation of the Real by 0.14% / Euro x Dollar - appreciation of Euro by 1.20%. Source: Central Bank of Brazil and European Central Bank quotations on 1/14/2021. | Real x Dollar - devaluation of the Real by 1.25% / Real x Euro - devaluation of the Real by 0.14% / Euro x Dollar - appreciation of Euro by 1.20%. Source: Central Bank of Brazil and European Central Bank quotations on 1/14/2021. |
Foreign exchange risk [member] | Scenario 1 [member] |  |  |  |
Disclosure of detailed information about financial instruments [line items] |  |  |  |
Percentage of scenarios |  | 25 | 25 |
Foreign exchange risk [member] | Scenario 2 [member] |  |  |  |
Disclosure of detailed information about financial instruments [line items] |  |  |  |
Percentage of scenarios |  | 50 | 50 |
Foreign exchange risk [member] | Cash flow hedges [member] |  |  |  |
Disclosure of detailed information about financial instruments [line items] |  |  |  |
Effect on result recognized in other operational hedging instrument |  | R$ 790,353 |  |
Foreign exchange risk [member] | Exchange rate swap CDI x dollar [member] |  |  |  |
Disclosure of detailed information about financial instruments [line items] |  |  |  |
Derivative exchange rate swap | R$ 278,000 |  |  |
Foreign exchange risk [member] | Exchange rate swap CDI x dollar [member] | UNITED STATES [member] |  |  |  |
Disclosure of detailed information about financial instruments [line items] |  |  |  |
Derivative exchange rate swap | R$ 67,000 |  |  |

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