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SHARE-BASED PAYMENTS - Weighted Average Fair Value (Details)
12 Months Ended
Dec. 31, 2020
R$ / shares
Share-based Payments  
Fair value of options granted R$ 4.04
Share price (in BRL per share) 18.05
Exercise price (in BRL per share) R$ 18.05
Expected volatility 22.30%
Vesting year 5
Expected dividends 5.00%
Risk-free interest rate 6.80%