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TRANSACTIONS THAT DO NOT INVOLVE CASH (Details Narrative) - BRL (R$)
R$ in Thousands
9 Months Ended 12 Months Ended
Sep. 30, 2021
Sep. 30, 2020
Dec. 31, 2020
DisclosureOfTransactionsThatDoNotInvolveCashLineItems [Line Items]      
Addition of lease R$ (32,007) R$ 40,920 R$ (55,741)
Right-of-use assets [member]      
DisclosureOfTransactionsThatDoNotInvolveCashLineItems [Line Items]      
Addition of lease R$ 551,554 R$ 268,520