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9. INVESTMENTS (Details 3) - BRL (R$) R$ in Thousands | Dec. 31, 2018 | Dec. 31, 2017 | Dec. 31, 2016 | Dec. 31, 2015
--- | --- | --- | --- | ---
Current assets |  |  |  |
Cash and cash equivalents | R$ 2,248,004 | R$ 3,411,572 | R$ 4,871,162 | R$ 7,861,052
Advances to suppliers | 36,192 | 12,514 |  |
Total current assets | 12,014,483 | 11,881,496 |  |
Non-current assets |  |  |  |
Investments, PP&E and intangible assets | 18,046,864 | 17,964,839 | 18,135,879 |
Tota non-current assets | 35,313,041 | 33,328,474 |  |
Total assets | 47,327,524 | 45,209,970 |  |
Current liabilities |  |  |  |
Borrowings and financing | 5,653,439 | 6,526,902 |  |
Total current liabilities | 11,438,552 | 10,670,050 |  |
Non-current liabilities |  |  |  |
Borrowings and financing | 23,173,635 | 22,983,942 |  |
Total non-current liabilities | 25,875,532 | 26,251,691 |  |
Shareholders' equity | 10,013,440 | 8,288,229 | R$ 7,384,521 | R$ 7,091,288
Total liabilities and shareholders' equity | 47,327,524 | 45,209,970 |  |
Ita Energetica | Joint Operation |  |  |  |
Current assets |  |  |  |
Cash and cash equivalents | 29,870 | 16,231 |  |
Advances to suppliers | 937 | 22 |  |
Other current assets | 16,718 | 16,447 |  |
Total current assets | 47,525 | 32,700 |  |
Non-current assets |  |  |  |
Other non-current assets | 25,840 | 27,459 |  |
Investments, PP&E and intangible assets | 457,578 | 484,406 |  |
Tota non-current assets | 483,418 | 511,865 |  |
Total assets | 530,943 | 544,565 |  |
Current liabilities |  |  |  |
Borrowings and financing |  | 0 |  |
Other current liabilities | 18,298 | 33,666 |  |
Total current liabilities | 18,298 | 33,666 |  |
Non-current liabilities |  |  |  |
Borrowings and financing |  | 0 |  |
Other non-current liabilities | 15,113 | 3,471 |  |
Total non-current liabilities | 15,113 | 3,471 |  |
Shareholders' equity | 497,532 | 507,428 |  |
Total liabilities and shareholders' equity | 530,943 | 544,565 |  |
Joint Venture | MRS Logistica |  |  |  |
Current assets |  |  |  |
Cash and cash equivalents | 345,962 | 484,978 |  |
Advances to suppliers | 17,750 | 14,911 |  |
Other current assets | 736,768 | 685,311 |  |
Total current assets | 1,100,480 | 1,185,200 |  |
Non-current assets |  |  |  |
Other non-current assets | 804,570 | 693,434 |  |
Investments, PP&E and intangible assets | 6,482,292 | 6,277,550 |  |
Tota non-current assets | 7,286,862 | 6,970,984 |  |
Total assets | 8,387,342 | 8,156,184 |  |
Current liabilities |  |  |  |
Borrowings and financing | 422,793 | 668,947 |  |
Other current liabilities | 1,368,290 | 1,272,365 |  |
Total current liabilities | 1,791,083 | 1,941,312 |  |
Non-current liabilities |  |  |  |
Borrowings and financing | 2,111,518 | 2,084,422 |  |
Other non-current liabilities | 640,535 | 575,170 |  |
Total non-current liabilities | 2,752,053 | 2,659,592 |  |
Shareholders' equity | 3,844,206 | 3,555,280 |  |
Total liabilities and shareholders' equity | 8,387,342 | 8,156,184 |  |
Joint Venture | CBSI |  |  |  |
Current assets |  |  |  |
Cash and cash equivalents | 2,091 | 101 |  |
Advances to suppliers | 73 | 37 |  |
Other current assets | 41,284 | 28,475 |  |
Total current assets | 43,448 | 28,613 |  |
Non-current assets |  |  |  |
Other non-current assets | 2,111 | 974 |  |
Investments, PP&E and intangible assets | 6,324 | 2,423 |  |
Tota non-current assets | 8,435 | 3,397 |  |
Total assets | 51,883 | 32,010 |  |
Current liabilities |  |  |  |
Borrowings and financing | 4,350 | 1,411 |  |
Other current liabilities | 33,844 | 25,898 |  |
Total current liabilities | 38,194 | 27,309 |  |
Non-current liabilities |  |  |  |
Borrowings and financing | 1,262 | 0 |  |
Other non-current liabilities | 539 | 0 |  |
Total non-current liabilities | 1,801 | 0 |  |
Shareholders' equity | 11,888 | 4,701 |  |
Total liabilities and shareholders' equity | 51,883 | 32,010 |  |
Joint Venture | Transnordestina Logistica |  |  |  |
Current assets |  |  |  |
Cash and cash equivalents | 19,234 | 5,763 |  |
Advances to suppliers | 1,734 | 0 |  |
Other current assets | 108,851 | 49,494 |  |
Total current assets | 129,819 | 55,257 |  |
Non-current assets |  |  |  |
Other non-current assets | 222,630 | 238,004 |  |
Investments, PP&E and intangible assets | 8,428,567 | 7,927,881 |  |
Tota non-current assets | 8,651,197 | 8,165,885 |  |
Total assets | 8,781,016 | 8,221,142 |  |
Current liabilities |  |  |  |
Borrowings and financing | 75,906 | 52,691 |  |
Other current liabilities | 179,816 | 113,739 |  |
Total current liabilities | 255,722 | 166,430 |  |
Non-current liabilities |  |  |  |
Borrowings and financing | 5,754,073 | 5,457,768 |  |
Other non-current liabilities | 218,839 | 434 |  |
Total non-current liabilities | 5,972,912 | 5,458,202 |  |
Shareholders' equity | 2,552,382 | 2,596,510 |  |
Total liabilities and shareholders' equity | R$ 8,781,016 | R$ 8,221,142 |  |

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