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24 Equity (Details Narrative) - BRL (R$) R$ / shares in Units, R$ in Thousands |  | 12 Months Ended
--- | --- | ---
Apr. 28, 2020 | Dec. 31, 2020 | Dec. 31, 2019 | Dec. 31, 2018
Equity |  |  |  |
Authorized capital |  | R$ 15,000,000 | R$ 15,000,000 |
Subscribed and paid-in-capital |  | 683,509,869 | 683,509,869 |
Surplus minimum mandatory | R$ 80,973 |  | R$ 60,331 |
Dividends |  | R$ 231,163 | 799,785 |
Additional proposed dividends |  | R$ 40,806 | R$ 141,203 | R$ 118,859
Dividend per common share |  | R$ 0.3979 | R$ 1.3767 |
Dividends distributed as interest on capital | R$ 141,203 |  |  |
Withholding income tax recognized in current liabilities |  | R$ 14,430 | R$ 60,230 |
Interest on capital balance payable |  | 231,611 | 800,352 |
Interest on capital balance payable declared |  | 231,163 | 799,785 |
Interest on capital balance payable witheld income tax |  | 448 | 567 |
Investment reserve |  | 6,751,258 | 6,098,575 |
Retained earnings |  | 652,683 |  |
Totaling proposed dividends |  | R$ 271,969 | R$ 940,988 |
Percentage of allocating net income |  | 5.00% |  |
Percentage of maximum limit allocating net income |  | 20.00% |  |
Description of legal reserve |  | Earnings reserve - legal reserve: created by allocating 5% of the net income for the year up to the limit of 20% of the share capital. The Company may not create the legal reserve in the year in which the balance of this reserve, plus the amount of the capital reserves, exceeds 30% of the share capital. |  |

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