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14. FINANCIAL INSTRUMENTS (Details 7) - Interest rate risk [member] | Dec. 31, 2020
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CDI [member] |
Disclosure of detailed information about financial instruments [line items] |
Interest rate (in percent) | 1.90%
CDI [member] | Scenario 1 [member] |
Disclosure of detailed information about financial instruments [line items] |
Interest rate (in percent) | 2.38%
CDI [member] | Scenario 2 [member] |
Disclosure of detailed information about financial instruments [line items] |
Interest rate (in percent) | 2.85%
TJLP [member] |
Disclosure of detailed information about financial instruments [line items] |
Interest rate (in percent) | 4.55%
TJLP [member] | Scenario 1 [member] |
Disclosure of detailed information about financial instruments [line items] |
Interest rate (in percent) | 5.69%
TJLP [member] | Scenario 2 [member] |
Disclosure of detailed information about financial instruments [line items] |
Interest rate (in percent) | 6.38%
Libor [member] |
Disclosure of detailed information about financial instruments [line items] |
Interest rate (in percent) | 0.26%
Libor [member] | Scenario 1 [member] |
Disclosure of detailed information about financial instruments [line items] |
Interest rate (in percent) | 0.32%
Libor [member] | Scenario 2 [member] |
Disclosure of detailed information about financial instruments [line items] |
Interest rate (in percent) | 0.39%

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