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Information by Segment and Geographic Areas - Summary (Details) T in Thousands, R$ in Thousands | 12 Months Ended |
--- | --- | ---
Dec. 31, 2018 BRL (R$) T | Dec. 31, 2017 BRL (R$) T | Dec. 31, 2016 BRL (R$) T | Dec. 31, 2015 BRL (R$)
Operating segments |  |  |  |
Net sales revenue | R$ 13,443,376 | R$ 10,580,673 | R$ 9,839,162 |
Cost of sales | (6,922,331) | (6,496,304) | (6,563,080) |
Gross profit | R$ 6,521,045 | R$ 4,084,369 | R$ 3,276,082 |
Gross margin | 48.50% | 38.60% | 33.30% |
Operating income (expenses) | R$ (1,513,234) | R$ (805,917) | R$ (2,001,098) |
Selling expenses | (598,726) | (423,325) | (416,310) |
General and administrative expenses | (825,209) | (528,974) | (427,100) |
Other operating income (expenses), net | (96,875) | 140,510 | (1,150,561) |
Equity pick-up | 7,576 | 5,872 | (7,127) |
Operating profit before net financial income | R$ 5,007,811 | R$ 3,278,452 | R$ 1,274,984 |
Operating margin (%) | 37.30% | 31.00% | 13.00% |
Financial result, net | R$ (4,842,513) | R$ (1,018,840) | R$ 1,121,720 |
Income (loss) before income taxes | 165,298 | 2,259,612 | 2,396,704 |
Income taxes | 154,516 | (438,618) | (718,889) |
Net income (loss) for the year | R$ 319,814 | R$ 1,820,994 | R$ 1,677,815 |
Profit margin for the year (%) | 2.50% | 17.20% | 17.10% |
Depreciation, depletion and amortization | R$ 1,563,223 | R$ 1,402,778 | R$ 1,403,518 |
Total assets | 53,932,644 | 28,526,195 | 29,371,275 |
Total liabilities | 41,906,709 | 16,909,584 | 19,246,286 |
Controlling interest equity | 12,012,007 | 11,616,611 | 10,124,989 |
Non-controlling interest in subsidiaries' equity | 13,928 |  |  |
Total equity | R$ 12,025,935 | R$ 11,616,611 | R$ 10,124,989 | R$ 9,187,759
Products sold (in tons) | T | 4,481,356 | 4,821,938 | 4,716,782 |
Domestic |  |  |  |
Operating segments |  |  |  |
Net sales revenue | R$ 4,051,642 | R$ 3,222,158 | R$ 3,276,248 |
Products sold (in tons) | T | 1,176,379 | 1,192,419 | 1,236,972 |
Foreign |  |  |  |
Operating segments |  |  |  |
Net sales revenue | R$ 9,391,734 | R$ 7,358,515 | R$ 6,562,914 |
Products sold (in tons) | T | 3,304,977 | 3,629,519 | 3,479,810 |
Asia |  |  |  |
Operating segments |  |  |  |
Net sales revenue | R$ 3,939,693 | R$ 3,009,454 | R$ 2,534,398 |
Europe |  |  |  |
Operating segments |  |  |  |
Net sales revenue | 3,036,010 | 2,401,734 | 2,105,505 |
North America |  |  |  |
Operating segments |  |  |  |
Net sales revenue | 1,551,738 | 1,221,760 | 1,226,160 |
South and Central America |  |  |  |
Operating segments |  |  |  |
Net sales revenue | 823,632 | 699,164 | 639,978 |
Africa |  |  |  |
Operating segments |  |  |  |
Net sales revenue | 40,661 | 26,404 | 56,873 |
Pulp |  |  |  |
Operating segments |  |  |  |
Net sales revenue | 8,783,272 | 6,920,494 | 6,144,123 |
Cost of sales | (3,965,912) | (3,937,036) | (4,082,147) |
Gross profit | R$ 4,817,360 | R$ 2,983,458 | R$ 2,061,976 |
Gross margin | 54.80% | 43.10% | 33.60% |
Operating income (expenses) | R$ (626,887) | R$ (104,985) | R$ (1,347,490) |
Selling expenses | (212,869) | (163,879) | (177,098) |
General and administrative expenses | (275,859) | (185,141) | (149,485) |
Other operating income (expenses), net | (138,159) | 244,035 | (1,020,907) |
Operating profit before net financial income | R$ 4,190,473 | R$ 2,878,473 | R$ 714,486 |
Operating margin (%) | 47.70% | 41.60% | 11.60% |
Income (loss) before income taxes | R$ 4,190,473 | R$ 2,878,473 | R$ 714,486 |
Net income (loss) for the year | R$ 4,190,473 | R$ 2,878,473 | R$ 714,486 |
Profit margin for the year (%) | 47.70% | 41.60% | 11.60% |
Depreciation, depletion and amortization | R$ 1,105,381 | R$ 1,007,280 | R$ 1,006,222 |
Total assets | 19,798,067 | 18,901,493 | 17,765,172 |
Total liabilities | R$ 670,041 | R$ 637,451 | R$ 815,332 |
Products sold (in tons) | T | 3,225,719 | 3,631,831 | 3,528,378 |
Pulp | Domestic |  |  |  |
Operating segments |  |  |  |
Net sales revenue | R$ 744,566 | R$ 624,320 | R$ 703,820 |
Products sold (in tons) | T | 298,005 | 376,502 | 410,564 |
Pulp | Foreign |  |  |  |
Operating segments |  |  |  |
Net sales revenue | R$ 8,038,706 | R$ 6,296,174 | R$ 5,440,303 |
Products sold (in tons) | T | 2,927,714 | 3,255,329 | 3,117,814 |
Pulp | Asia |  |  |  |
Operating segments |  |  |  |
Net sales revenue | R$ 3,837,998 | R$ 2,976,504 | R$ 2,502,344 |
Pulp | Europe |  |  |  |
Operating segments |  |  |  |
Net sales revenue | 2,810,899 | 2,262,162 | 1,962,469 |
Pulp | North America |  |  |  |
Operating segments |  |  |  |
Net sales revenue | 1,340,907 | 966,789 | 898,442 |
Pulp | South and Central America |  |  |  |
Operating segments |  |  |  |
Net sales revenue | 48,902 | 90,719 | 71,725 |
Pulp | Africa |  |  |  |
Operating segments |  |  |  |
Net sales revenue |  |  | 5,323 |
Paper |  |  |  |
Operating segments |  |  |  |
Net sales revenue | 4,660,104 | 3,660,179 | 3,695,039 |
Cost of sales | (2,956,419) | (2,559,268) | (2,480,933) |
Gross profit | R$ 1,703,685 | R$ 1,100,911 | R$ 1,214,106 |
Gross margin | 36.60% | 30.10% | 32.90% |
Operating income (expenses) | R$ (886,347) | R$ (749,449) | R$ (653,608) |
Selling expenses | (385,857) | (259,446) | (239,212) |
General and administrative expenses | (549,350) | (343,833) | (277,615) |
Other operating income (expenses), net | 41,284 | (152,042) | (129,654) |
Equity pick-up | 7,576 | 5,872 | (7,127) |
Operating profit before net financial income | R$ 817,337 | R$ 351,462 | R$ 560,498 |
Operating margin (%) | 17.50% | 9.60% | 15.20% |
Income (loss) before income taxes | R$ 817,337 | R$ 351,462 | R$ 560,498 |
Net income (loss) for the year | R$ 817,337 | R$ 351,462 | R$ 560,498 |
Profit margin for the year (%) | 17.50% | 9.60% | 15.20% |
Depreciation, depletion and amortization | R$ 457,842 | R$ 395,498 | R$ 397,296 |
Total assets | 7,487,686 | 6,336,499 | 6,830,676 |
Total liabilities | R$ 701,802 | R$ 643,594 | R$ 704,409 |
Products sold (in tons) | T | 1,255,637 | 1,190,108 | 1,188,404 |
Paper | Domestic |  |  |  |
Operating segments |  |  |  |
Net sales revenue | R$ 3,307,076 | R$ 2,597,838 | R$ 2,572,428 |
Products sold (in tons) | T | 878,374 | 815,917 | 826,408 |
Paper | Foreign |  |  |  |
Operating segments |  |  |  |
Net sales revenue | R$ 1,353,028 | R$ 1,062,341 | R$ 1,122,611 |
Products sold (in tons) | T | 377,263 | 374,190 | 361,996 |
Paper | Asia |  |  |  |
Operating segments |  |  |  |
Net sales revenue | R$ 101,695 | R$ 32,950 | R$ 32,054 |
Paper | Europe |  |  |  |
Operating segments |  |  |  |
Net sales revenue | 225,111 | 139,572 | 143,036 |
Paper | North America |  |  |  |
Operating segments |  |  |  |
Net sales revenue | 210,831 | 254,971 | 327,718 |
Paper | South and Central America |  |  |  |
Operating segments |  |  |  |
Net sales revenue | 774,730 | 608,445 | 568,253 |
Paper | Africa |  |  |  |
Operating segments |  |  |  |
Net sales revenue | 40,661 | 26,404 | 51,550 |
Not segmented |  |  |  |
Operating segments |  |  |  |
Operating income (expenses) |  | 48,517 |  |
Other operating income (expenses), net |  | 48,517 |  |
Operating profit before net financial income |  | 48,517 |  |
Financial result, net | (4,842,513) | (1,018,840) | 1,121,720 |
Income (loss) before income taxes | (4,842,513) | (970,323) | 1,121,720 |
Income taxes | 154,516 | (438,618) | (718,889) |
Net income (loss) for the year | (4,687,997) | (1,408,941) | 402,831 |
Total assets | 26,646,891 | 3,288,203 | 4,775,427 |
Total liabilities | 40,534,866 | 15,628,539 | 17,726,545 |
Controlling interest equity | 12,012,007 | 11,616,611 | 10,124,989 |
Non-controlling interest in subsidiaries' equity | 13,928 |  |  |
Total equity | R$ 12,025,935 | R$ 11,616,611 | R$ 10,124,989 |

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- Definition The total of income less expenses from continuing and discontinued operations, excluding the components of other comprehensive income. [Refer: Other comprehensive income] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 7 -IssueDate 2018-01-01 -Paragraph 18 -Subparagraph b -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=7&date=2018-03-01&anchor=para_18_b&doctype=Standard -URIDate 2018-03-16 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 1 -IssueDate 2018-01-01 -Paragraph 24 -Subparagraph b -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IFRS&num=1&date=2018-03-01&anchor=para_24_b&doctype=Standard -URIDate 2018-03-16 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 1 -IssueDate 2018-01-01 -Paragraph 32 -Subparagraph a -Clause ii -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IFRS&num=1&date=2018-03-01&anchor=para_32_a_ii&doctype=Standard -URIDate 2018-03-16 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 8 -IssueDate 2018-01-01 -Paragraph 28 -Subparagraph b -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IFRS&num=8&date=2018-03-01&anchor=para_28_b&doctype=Standard -URIDate 2018-03-16 Reference 5: http://www.xbrl.org/2003/role/exampleRef -Note Effective on first application of IFRS 9 -Name IFRS -Number 4 -IssueDate 2018-01-01 -Paragraph 39L -Subparagraph e -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IFRS&num=4&date=2018-03-02&anchor=para_39L_e&doctype=Standard&book=b -URIDate 2018-03-16 Reference 6: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 8 -IssueDate 2018-01-01 -Paragraph 23 -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IFRS&num=8&date=2018-03-01&anchor=para_23&doctype=Standard -URIDate 2018-03-16 Reference 7: http://www.xbrl.org/2003/role/exampleRef -Name IFRS -Number 12 -IssueDate 2018-01-01 -Paragraph B10 -Subparagraph b -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IFRS&num=12&date=2018-03-01&anchor=para_B10_b&doctype=Appendix&seq=2 -URIDate 2018-03-16 Reference 8: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 1 -IssueDate 2018-01-01 -Paragraph 106 -Subparagraph d -Clause i -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=1&date=2018-03-01&anchor=para_106_d_i&doctype=Standard -URIDate 2018-03-16 Reference 9: http://www.xbrl.org/2003/role/exampleRef -Note Effective 2021-01-01 -Name IFRS -Number 17 -IssueDate 2018-01-01 -Paragraph 113 -Subparagraph b -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IFRS&num=17&date=2018-03-01&anchor=para_113_b&doctype=Standard -URIDate 2018-03-16 Reference 10: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 1 -IssueDate 2018-01-01 -Paragraph 81A -Subparagraph a -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=1&date=2018-03-01&anchor=para_81A_a&doctype=Standard -URIDate 2018-03-16 + Details
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