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33. TRANSACTIONS THAT DO NOT INVOLVE CASH (Details Narrative) - BRL (R$) R$ in Thousands | 12 Months Ended
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Dec. 31, 2020 | Dec. 31, 2019
DisclosureOfTransactionsThatDoNotInvolveCashLineItems [Line Items] |  |
Addition of lease | R$ (55,741) | R$ (236,861)
Right-Of-Use Assets [member] |  |
DisclosureOfTransactionsThatDoNotInvolveCashLineItems [Line Items] |  |
Addition of lease | R$ 560,088 | R$ 2,775,168

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- Definition The amount of additions to right-of-use assets. [Refer: Right-of-use assets] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 16 -IssueDate 2020-01-01 -Paragraph 53 -Subparagraph h -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=16&code=ifrs-tx-2020-en-r&anchor=para_53_h&doctype=Standard -URIDate 2020-01-01 + Details
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