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21. LEASING TRANSACTIONS (Details Narrative) R$ in Millions | 12 Months Ended
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Dec. 31, 2019 BRL (R$)
Up To Three Years [Member] |
Disclosure of fair value measurement of assets [line items] |
Borrowings interest rate | 6.87%
Three To Four Years [Member] |
Disclosure of fair value measurement of assets [line items] |
Borrowings interest rate | 7.33%
Longer Than Five Years [Member] |
Disclosure of fair value measurement of assets [line items] |
Borrowings interest rate | 8.08%
Lease Liabilities [Member] |
Disclosure of fair value measurement of assets [line items] |
Description of varied borrowing rate | Between 7.96% p.a. and 10.64% p.a., depending on the leasing contract period, and 13.17% p.a., respectively, for contracts with maturities of up to two years, two to five years and longer than five years.
PIS, Pasep and Cofins Taxes [Member] |
Disclosure of fair value measurement of assets [line items] |
Amortization | R$ 5
Financial revenues | R$ 2

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