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SHAREHOLDERS' EQUITY - Result absorption (Details) - BRL (R$) R$ in Thousands | 12 Months Ended |
--- | --- | ---
Dec. 31, 2020 | Dec. 31, 2019
SHAREHOLDERS' EQUITY |  |
Result absorption | R$ (6,798,813) | R$ (2,817,518)
Reserve balances | 10,612 | 6,734,008
Realization of deemed cost, net of taxes |  |
SHAREHOLDERS' EQUITY |  |
Result absorption | R$ (70,654) | (52,918)
Tax incentives |  |
SHAREHOLDERS' EQUITY |  |
Result absorption |  | (684,563)
Special statutory reserve |  |
SHAREHOLDERS' EQUITY |  |
Result absorption |  | (242,612)
Legal Reserve |  |
SHAREHOLDERS' EQUITY |  |
Percentage of limited balance of share capital | 20.00% |
Result absorption | R$ (317,144) | (105,670)
Reserve balances |  | 317,144
Capital increase reserve |  |
SHAREHOLDERS' EQUITY |  |
Percentage of limited balance of share capital | 80.00% |
Result absorption |  | (1,730,629)
Capital reserves |  |
SHAREHOLDERS' EQUITY |  |
Result absorption | R$ (6,410,885) |
Reserve balances | 10,612 | 6,416,864
Unclaimed dividend forfeited |  |
SHAREHOLDERS' EQUITY |  |
Result absorption | R$ (130) | R$ (1,126)

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