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PROPERTY, PLANT AND EQUIPMENT - Cost (Details) - BRL (R$) R$ in Thousands | 3 Months Ended | 12 Months Ended
--- | --- | ---
Dec. 31, 2017 | Dec. 31, 2018 | Dec. 31, 2017 | Dec. 31, 2016
PROPERTY, PLANT AND EQUIPMENT |  |  |  |
Balance, beginning of period |  | R$ 16,443,742 | R$ 19,351,891 |
Impairment | R$ (265,369) | 0 | (265,369) |
Balance, end of period | 16,443,742 | 15,546,481 | 16,443,742 | R$ 19,351,891
Gross |  |  |  |
PROPERTY, PLANT AND EQUIPMENT |  |  |  |
Balance, beginning of period |  | 39,940,317 | 44,001,599 | 49,938,129
Additions |  | 1,194,934 | 873,329 | 1,323,891
Capitalized interest |  | 23,999 | 44,260 | 187,375
Disposals |  | (349,749) | (513,472) | (461,340)
Loss of control by selling of subsidiary |  |  | (1,091,705) | (2,956,162)
Impairment |  |  | (265,369) | (239,329)
Transfer to assets held for sale |  | (1,899,000) | (4,080,785) |
Effects of IAS 29 adoption |  | 699,724 |  |
Foreign exchange effect |  | 1,461,959 | 972,460 | (3,790,965)
Balance, end of period | 39,940,317 | 41,072,184 | 39,940,317 | 44,001,599
Land and buildings |  |  |  |
PROPERTY, PLANT AND EQUIPMENT |  |  |  |
Balance, beginning of period |  | 5,170,675 | 5,585,082 |
Balance, end of period | 5,170,675 | 4,518,944 | 5,170,675 | 5,585,082
Land and buildings | Gross |  |  |  |
PROPERTY, PLANT AND EQUIPMENT |  |  |  |
Balance, beginning of period |  | 9,085,698 | 9,483,753 | 10,842,802
Additions |  | 13,739 | 2,028 | 35,238
Transfers |  | 140,334 | 700,318 | 584,575
Disposals |  | (45,290) | (157,625) | (81,256)
Loss of control by selling of subsidiary |  |  | (119,928) | (1,011,492)
Impairment |  |  | (10,063) | (52,071)
Transfer to assets held for sale |  | (784,464) | (1,013,466) |
Foreign exchange effect |  | 290,732 | 200,681 | (834,043)
Balance, end of period | 9,085,698 | 8,700,749 | 9,085,698 | 9,483,753
Machines, equipment, and installations |  |  |  |
PROPERTY, PLANT AND EQUIPMENT |  |  |  |
Balance, beginning of period |  | 9,439,768 | 11,029,301 |
Balance, end of period | 9,439,768 | 9,242,177 | 9,439,768 | 11,029,301
Machines, equipment, and installations | Gross |  |  |  |
PROPERTY, PLANT AND EQUIPMENT |  |  |  |
Balance, beginning of period |  | 28,016,604 | 30,633,880 | 32,616,700
Additions |  | 66,764 | 124,136 | 93,290
Transfers |  | 802,664 | 716,685 | 2,665,898
Disposals |  | (285,860) | (232,771) | (271,104)
Loss of control by selling of subsidiary |  |  | (900,840) | (1,726,440)
Impairment |  |  | (255,293) | (183,788)
Transfer to assets held for sale |  | (749,425) | (2,734,923) |
Effects of IAS 29 adoption |  | 699,724 |  |
Foreign exchange effect |  | 1,058,527 | 665,730 | (2,560,676)
Balance, end of period | 28,016,604 | 29,608,998 | 28,016,604 | 30,633,880
Data electronic equipment |  |  |  |
PROPERTY, PLANT AND EQUIPMENT |  |  |  |
Balance, beginning of period |  | 89,404 | 112,432 |
Balance, end of period | 89,404 | 66,132 | 89,404 | 112,432
Data electronic equipment | Gross |  |  |  |
PROPERTY, PLANT AND EQUIPMENT |  |  |  |
Balance, beginning of period |  | 711,638 | 762,074 | 939,266
Additions |  | 11,811 | 1,770 | 2,126
Transfers |  | 457 | 19,340 | 74,804
Disposals |  | (5,641) | (12,963) | (60,542)
Loss of control by selling of subsidiary |  |  | (16,426) | (112,319)
Impairment |  |  |  | (228)
Transfer to assets held for sale |  | (14,914) | (53,315) |
Foreign exchange effect |  | 49,727 | 11,158 | (81,033)
Balance, end of period | 711,638 | 753,078 | 711,638 | 762,074
Property, plant and equipment under construction |  |  |  |
PROPERTY, PLANT AND EQUIPMENT |  |  |  |
Balance, beginning of period |  | 950,680 | 1,762,648 |
Balance, end of period | 950,680 | 1,021,247 | 950,680 | 1,762,648
Property, plant and equipment under construction | Gross |  |  |  |
PROPERTY, PLANT AND EQUIPMENT |  |  |  |
Balance, beginning of period |  | 950,680 | 1,762,648 | 4,068,876
Additions |  | 983,519 | 687,019 | 1,117,317
Capitalized interest |  | 23,999 | 44,260 | 187,375
Transfers |  | (949,888) | (1,440,183) | (3,314,746)
Disposals |  | (3,352) | (60,151) | (1,550)
Loss of control by selling of subsidiary |  |  | (1,382) | (53,630)
Transfer to assets held for sale |  | (49,579) | (107,677) |
Foreign exchange effect |  | 65,868 | 66,146 | (240,994)
Balance, end of period | 950,680 | 1,021,247 | 950,680 | 1,762,648
Other |  |  |  |
PROPERTY, PLANT AND EQUIPMENT |  |  |  |
Balance, beginning of period |  | 793,215 | 862,428 |
Balance, end of period | 793,215 | 697,981 | 793,215 | 862,428
Other | Gross |  |  |  |
PROPERTY, PLANT AND EQUIPMENT |  |  |  |
Balance, beginning of period |  | 1,175,697 | 1,359,244 | 1,470,485
Additions |  | 119,101 | 58,376 | 75,920
Transfers |  | 6,433 | 3,840 | (10,531)
Disposals |  | (9,606) | (49,962) | (46,888)
Loss of control by selling of subsidiary |  |  | (53,129) | (52,281)
Impairment |  |  | (13) | (3,242)
Transfer to assets held for sale |  | (300,618) | (171,404) |
Foreign exchange effect |  | (2,895) | 28,745 | (74,219)
Balance, end of period | R$ 1,175,697 | R$ 988,112 | R$ 1,175,697 | R$ 1,359,244

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