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SHAREHOLDERS' EQUITY - Treasury shares - Summary (Details) - BRL (R$) R$ / shares in Units, R$ in Thousands |  |  |  |  |  |  | 12 Months Ended |  |
--- | --- | --- | --- | --- | --- | --- | --- | --- | ---
Oct. 27, 2022 | Sep. 27, 2022 | Aug. 03, 2022 | Jul. 27, 2022 | May 04, 2022 | Mar. 31, 2022 | Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020
SHAREHOLDERS' EQUITY |  |  |  |  |  |  |  |  |
Number of shares held in treasury |  |  |  |  |  |  | 51,911,569 | 12,042,004 | 12,042,004
Average cost per share |  |  |  |  |  |  | R$ 40.84 | R$ 18.13 | R$ 18.13
Historical value |  |  |  |  |  |  | R$ 2,120,324 | R$ 218,265 | R$ 218,265
Market value |  |  |  |  |  |  | 2,504,214 | R$ 723,845 | R$ 704,939
Market value of shares repurchased, including transaction costs |  |  |  |  |  |  | R$ 1,904,424 |  |
Shares issued from compensation plan |  |  |  |  |  |  | 130,435 |  |
Repurchase Program |  |  |  |  |  |  |  |  |
SHAREHOLDERS' EQUITY |  |  |  |  |  |  |  |  |
Market value of shares issued, net of transaction costs |  |  |  |  |  |  | R$ 1,903,400 |  |
Share repurchase, transaction costs |  |  |  |  |  |  | 1,024 |  |
Market value of shares repurchased, including transaction costs |  |  |  |  |  |  | R$ 1,904,424 |  |
Share Repurchase Program, October 2022 |  |  |  |  |  |  |  |  |
SHAREHOLDERS' EQUITY |  |  |  |  |  |  |  |  |
Number of shares authorized for repurchase | 20,000,000 |  |  |  |  |  |  |  |
Share repurchase program maximum term | 18 months |  |  |  |  |  |  |  |
Share Repurchase Program, May 2022 |  |  |  |  |  |  |  |  |
SHAREHOLDERS' EQUITY |  |  |  |  |  |  |  |  |
Number of shares authorized for repurchase |  |  |  |  | 20,000,000 |  |  |  |
Shares repurchased, average cost per share |  |  | R$ 48.33 |  |  |  |  |  |
Market value of shares issued, net of transaction costs |  |  | R$ 966,600 |  |  |  |  |  |
Share Repurchase Program, July 2022 |  |  |  |  |  |  |  |  |
SHAREHOLDERS' EQUITY |  |  |  |  |  |  |  |  |
Number of shares authorized for repurchase |  |  |  | 20,000,000,000 |  |  |  |  |
Shares repurchased, average cost per share |  | R$ 46.84 |  |  |  |  |  |  |
Market value of shares issued, net of transaction costs |  | R$ 936,800 |  |  |  |  |  |  |
Restricted Stock |  |  |  |  |  |  |  |  |
SHAREHOLDERS' EQUITY |  |  |  |  |  |  |  |  |
Shares issued from compensation plan |  |  |  |  |  | 130,435 |  |  |
Price per share of shares issued from compensation plan |  |  |  |  |  | R$ 39.10 |  |  |
Historical value of shares issued from compensation plan |  |  |  |  |  | R$ 5,100 |  |  |

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