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COMPANYS OPERATIONS - Share exchange ratio (Details) R$ / shares in Units, R$ in Thousands |  |  | 1 Months Ended | 12 Months Ended |  |
--- | --- | --- | --- | --- | --- | ---
Jan. 02, 2019 BRL (R$) EquityInstruments R$ / shares shares | Jan. 01, 2019 R$ / shares shares | Jan. 31, 2019 BRL (R$) | Dec. 31, 2019 BRL (R$) | Jan. 10, 2019 BRL (R$) | Dec. 31, 2018 BRL (R$)
Company Operations |  |  |  |  |  |
Share capital increase | R$ |  |  |  | R$ 3,027,528 |  |
Capital reserves | R$ |  |  |  | R$ 6,416,864 |  | R$ 674,221
Eucalipto Holding S.A. |  |  |  |  |  |
Company Operations |  |  |  |  |  |
Number of shares issuable for each common share | shares |  | 0.4611 |  |  |  |
Final number of shares issuable for each common share | shares | 0.4613 |  |  |  |  |
Suzano Holding S.A. |  |  |  |  |  |
Company Operations |  |  |  |  |  |
Number of shares issued by ex-treasury resulting from vesting of option plans initially | shares |  | 1,091,984,141 |  |  |  |
Number of shares issued by ex-treasury resulting from vesting of option plans finally | shares | 1,093,784,141 |  |  |  |  |
Number of shares issued as a result of merger | EquityInstruments | 255,437,439 |  |  |  |  |
Market value per share | R$ / shares | R$ 36.95 |  |  |  |  |
Consideration in the form of equity shares | R$ | R$ 9,438,413 |  |  |  |  |
Share capital increase | R$ | 3,027,528 |  | R$ 3,027,528 |  |  |
Capital reserves | R$ | R$ 6,410,885 |  |  |  |  |
Capital gain per share | R$ / shares |  | R$ 15.38 |  |  |  |
Capital gain per share calculated final | R$ / shares | R$ 15.39 |  |  |  |  |
Fibria |  |  |  |  |  |
Company Operations |  |  |  |  |  |
Number of shares issued by ex-treasury resulting from vesting of option plans initially | shares |  | 553,080,611 |  |  |  |
Number of shares issued by ex-treasury resulting from vesting of option plans finally | shares | 553,733,881 |  |  |  |  |
Consideration in the form of equity shares | R$ |  |  |  |  | R$ 9,438,413 |

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