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20 PAYMENT TO SHAREHOLDERS (Details) - BRL (R$) R$ / shares in Units, R$ in Thousands |  | 1 Months Ended | 12 Months Ended |
--- | --- | --- | --- | ---
May 29, 2019 | Jun. 30, 2019 | Dec. 31, 2019 | Dec. 31, 2018 | Dec. 31, 2017 | Dec. 31, 2016
Payment To Shareholders [Abstract] |  |  |  |  |  |
Profit for the year |  |  | R$ 1,789,067 | R$ 5,074,136 | R$ 10,272 |
Dividends and interest on equity prescribed |  |  | 2,209 |  |  |
Allocation of profits |  |  | 1,791,276 |  |  |
Proposed destination: |  |  |  |  |  |
Legal reserve |  |  | R$ (89,454) |  |  |
Legal reserve (%) |  |  | 5.00% |  |  |
Mandatory minimum dividends: |  |  | R$ (424,903) |  |  |
Mandatory minimum dividends: (%) |  |  | 25.00% |  |  |
Interim dividends approved by RCA on 09/18/2019 |  |  | R$ (412,659) |  |  |
Proposed dividends |  |  | (12,244) |  |  |
Intended for statutory reserve of working capital |  |  | (1,276,919) |  |  |
Total |  |  | R$ 11,361,932 | R$ 10,013,440 | R$ 8,288,229 | R$ 7,384,521
Weighted average number of shares |  |  | 1,380,114,547 | 1,373,250,595 | 1,357,133,047 |
Dividends per share | R$ 0.650910577 | R$ 0.299003394 | R$ 0.307875 |  |  |
In current liabilities |  |  |  |  |  |
Dividends, beginning balance |  |  | R$ 900,541 |  |  |
Interim dividends approved on 09/18/2019 |  |  | 412,659 |  |  |
Proposed dividends |  |  | 12,244 |  |  |
Dividends and interest on equity prescribed |  |  | (2,209) |  |  |
Dividends paid in the exercise |  |  | (1,309,983) |  |  |
Dividends, ending balance |  |  | R$ 13,252 | R$ 900,541 |  |

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