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9. INVESTMENTS (Details 2) - BRL (R$) R$ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2018 | Dec. 31, 2017 | Dec. 31, 2016
Disclosure of fair value measurement of assets [line items] |  |  |
Equity in results of affiliated companies | R$ 173,145 | R$ 147,800 |
Eliminations |  |  |
To cost of sales | (42,806) | (40,823) |
To taxes | 14,554 | 13,880 |
Others |  |  |
Amortization of fair value - investment in MRS | (11,746) | (11,746) |
Others | 2,559 |  |
Equity in results adjusted | 135,706 | 109,111 | R$ 64,918
MRS Logistica S.A. |  |  |
Disclosure of fair value measurement of assets [line items] |  |  |
Equity in results of affiliated companies | 194,403 | 171,905 |
CBSI - Companhia Brasileira de Servicos de Infraestrutura |  |  |
Disclosure of fair value measurement of assets [line items] |  |  |
Equity in results of affiliated companies | 4,501 | 1,785 |
Transnordestina |  |  |
Disclosure of fair value measurement of assets [line items] |  |  |
Equity in results of affiliated companies | (20,429) | (21,357) |
Arvedi Metalfer do Brasil |  |  |
Disclosure of fair value measurement of assets [line items] |  |  |
Equity in results of affiliated companies | (5,087) | (4,368) |
Others |  |  |
Disclosure of fair value measurement of assets [line items] |  |  |
Equity in results of affiliated companies | R$ (243) | R$ (165) |

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