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INCOME AND SOCIAL CONTRIBUTION TAXES - Deferred income and social contribution taxes (Details) - BRL (R$) R$ in Thousands | Dec. 31, 2020 | Dec. 29, 2020 | Dec. 31, 2019
--- | --- | --- | ---
Deferred income and social contribution taxes |  |  |
Assets temporary differences | R$ 12,417,978 |  | R$ 5,576,253
Liabilities temporary differences | 3,741,546 |  | 4,021,088
Non-current assets | 8,677,002 |  | 2,134,040
Non-current liabilities | 570 |  | 578,875
Tax loss carryforwards |  |  |
Deferred income and social contribution taxes |  |  |
Assets temporary differences | 1,013,008 |  | 600,249
Negative tax base |  |  |
Deferred income and social contribution taxes |  |  |
Assets temporary differences | 329,412 |  | 146,346
Provision for judicial liabilities |  |  |
Deferred income and social contribution taxes |  |  |
Assets temporary differences | 233,100 |  | 265,571
Operating provisions and other losses |  |  |
Deferred income and social contribution taxes |  |  |
Assets temporary differences | 1,051,096 |  | 914,696
Exchange rate variation |  |  |
Deferred income and social contribution taxes |  |  |
Assets temporary differences | 6,112,906 |  | 2,001,942
Losses on derivatives |  |  |
Deferred income and social contribution taxes |  |  |
Assets temporary differences | 2,303,833 |  | 618,427
Fair value adjustment on business combination - Amortization |  |  |
Deferred income and social contribution taxes |  |  |
Assets temporary differences | 718,645 |  | 713,656
Unrealized profit on inventories |  |  |
Deferred income and social contribution taxes |  |  |
Assets temporary differences | 176,847 |  | 293,322
Lease |  |  |
Deferred income and social contribution taxes |  |  |
Assets temporary differences | 287,066 |  | 22,044
Provision of deferred taxes on results of subsidiaries abroad |  |  |
Deferred income and social contribution taxes |  |  |
Assets temporary differences | 33,893 |  |
Other temporary differences |  |  |
Deferred income and social contribution taxes |  |  |
Assets temporary differences | 158,172 |  |
Liabilities temporary differences |  |  | 17,004
Goodwill - Tax benefit on unamortized goodwill |  |  |
Deferred income and social contribution taxes |  |  |
Liabilities temporary differences | 469,875 |  | 216,857
Property, plant and equipment - deemed cost adjustment |  |  |
Deferred income and social contribution taxes |  |  |
Liabilities temporary differences | 1,385,642 |  | 1,506,220
Accelerated tax depreciation |  |  |
Deferred income and social contribution taxes |  |  |
Liabilities temporary differences | 1,025,136 |  | 1,113,200
Borrowing cost |  |  |
Deferred income and social contribution taxes |  |  |
Liabilities temporary differences | 110,036 |  | 104,549
Fair value of biological assets |  |  |
Deferred income and social contribution taxes |  |  |
Liabilities temporary differences | 237,879 |  | 53,502
Tax provision on results of subsidiaries abroad |  |  |
Deferred income and social contribution taxes |  |  |
Liabilities temporary differences |  |  | 463,850
Fair value adjustment on business combination with Fibria - Deferred taxes, net |  |  |
Deferred income and social contribution taxes |  |  |
Liabilities temporary differences | 469,419 |  | 502,347
Tax credits - gains in tax lawsuit (ICMS from the PIS/COFINS calculation basis) |  |  |
Deferred income and social contribution taxes |  |  |
Liabilities temporary differences | R$ 43,559 |  | R$ 43,559
Capital gain on sale of rural properties |  |  |
Deferred income and social contribution taxes |  |  |
Assets temporary differences |  | R$ 175,202 |

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