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MARKETABLE SECURITIES (Details) - BRL (R$) R$ in Thousands	Jun. 30, 2021	Dec. 31, 2020
MARKETABLE SECURITIES
Marketable securities	R$ 2,685,612	R$ 2,396,857
Current	2,448,267	2,212,079
Non-Current	237,345	184,778
Private Funds
MARKETABLE SECURITIES
Marketable securities	R$ 16,559	175,317
Private Funds | CDI
MARKETABLE SECURITIES
Percentage of basis used to calculate interest rate	106.23%
Public titles measured at fair value through profit or loss
MARKETABLE SECURITIES
Marketable securities	R$ 539,382	444,712
Public titles measured at fair value through profit or loss | CDI
MARKETABLE SECURITIES
Percentage of basis used to calculate interest rate	106.23%
Private Securities (CDBs/Compromised)
MARKETABLE SECURITIES
Marketable securities	R$ 1,888,145	1,585,605
Private Securities (CDBs/Compromised) | CDI
MARKETABLE SECURITIES
Percentage of basis used to calculate interest rate	102.74%
Private Securities (CDBs) - Escrow Account
MARKETABLE SECURITIES
Marketable securities	R$ 237,345	184,778
Private Securities (CDBs) - Escrow Account | CDI
MARKETABLE SECURITIES
Percentage of basis used to calculate interest rate	102.78%
Other
MARKETABLE SECURITIES
Marketable securities	R$ 4,181	R$ 6,445

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- Definition

The percentage of the basis (reference rate) used for calculation of the interest rate.

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- Definition

Total current and non-current debt and equity financial instruments including: (1) securities held-to-maturity, (2) trading securities, and (3) securities available-for-sale.

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No definition available.

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- Definition

Amount of investments in debt and equity securities which have original maturities over to 90 days, including, but not limited to, held-to-maturity, trading and available-for-sale expected to be converted to cash, sold or exchanged within one year or the normal operating cycle, if longer.

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- Definition

Debt and equity financial instruments including securities held-to-maturity.

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No definition available.

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