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FINANCIAL INSTRUMENTS (Tables) | 12 Months Ended
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Dec. 31, 2021
FINANCIAL INSTRUMENTS |
Summary of fair value of financial instruments | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | 2021 | ​ | 2020
​ |  | Book |  | Fair |  | Book |  | Fair
​ | ​ | value | ​ | value | ​ | value | ​ | value
Assets |  |  |  |  |  |  |  |
Short-term investments |  | 2,626,212 |  | 2,626,212 |  | 3,041,143 | ​ | 3,041,143
Related parties |  | 2,678 |  | 2,678 |  | 134,354 | ​ | 134,354
Fair value of derivatives |  | 3,246 |  | 3,246 |  | — | ​ | —
Other current assets |  | 679,193 |  | 679,193 |  | 591,523 | ​ | 591,523
Other non-current assets |  | 571,637 |  | 571,637 |  | 590,864 | ​ | 590,864
Liabilities |  | ​ |  | ​ |  | ​ | ​ | ​
Loans and Financing |  | 11,109,786 |  | 12,630,940 |  | 14,612,934 | ​ | 17,014,948
Debentures |  | 2,929,907 |  | 2,911,424 |  | 2,902,417 | ​ | 2,775,619
Related parties | ​ | 24,648 | ​ | 24,648 | ​ | 22,855 | ​ | 22,855
Fair value of derivatives |  | — |  | — |  | 971 | ​ | 971
Obligations with FIDC (current liabilities) |  | 45,497 |  | 45,497 |  | 944,513 | ​ | 944,513
Other current liabilities |  | 1,090,396 |  | 1,090,396 |  | 797,082 | ​ | 797,082
Obligations with FIDC (non-current liabilities) | ​ | — | ​ | — | ​ | 42,893 | ​ | 42,893
Other non-current liabilities |  | 421,873 |  | 421,873 |  | 514,886 | ​ | 514,886
Summary of capital management risk | ​
​ | ​ | ​
Net debt/EBITDA |  | From 1.0 to 1.5 times
Gross debt limit | ​ | R$ 12 billion
Average maturity | ​ | more than 6 years
Schedule of maturity of long-term loans and financing, and debentures | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | 2021
Contractual obligations |  | Total |  | Less than 1 year |  | 1-3 years |  | 4-5 years |  | More than 5 years
Trade accounts payable |  | 8,017,140 | ​ | 8,017,140 | ​ | — | ​ | — | ​ | —
Loans and financing |  | 17,885,671 | ​ | 851,225 | ​ | 2,227,608 | ​ | 2,308,361 | ​ | 12,498,477
Debentures |  | 3,492,689 | ​ | 1,802,373 | ​ | 780,537 | ​ | 111,218 | ​ | 798,561
Related parties | ​ | 24,648 | ​ | — | ​ | — | ​ | — | ​ | 24,648
Obligations with FIDC |  | 45,497 | ​ | 45,497 | ​ | — | ​ | — | ​ | —
Other current liabilities |  | 1,090,396 |  | 1,090,396 |  | — |  | — |  | —
Other non-current liabilities |  | 421,873 | ​ | — | ​ | 35,406 | ​ | — | ​ | 386,467
​ |  | 30,977,914 | ​ | 11,806,631 | ​ | 3,043,551 | ​ | 2,419,579 | ​ | 13,708,153
​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | 2020
Contractual obligations |  | Total |  | Less than 1 year |  | 1-3 years |  | 4-5 years |  | More than 5 years
Trade accounts payable |  | 5,437,953 | ​ | 5,437,953 | ​ | — | ​ | — | ​ | —
Loans and financing |  | 21,962,204 | ​ | 2,131,402 | ​ | 3,465,577 | ​ | 3,531,312 | ​ | 12,833,913
Debentures |  | 3,077,960 | ​ | 66,145 | ​ | 2,174,184 | ​ | 32,604 | ​ | 805,027
Related parties | ​ | 22,855 | ​ | — | ​ | — | ​ | — | ​ | 22,855
Obligations with FIDC |  | 987,406 | ​ | 944,513 | ​ | 42,893 | ​ | — | ​ | —
Other current liabilities |  | 797,082 |  | 797,082 |  | — |  | — |  | —
Other non-current liabilities |  | 514,886 | ​ | — | ​ | 41,805 | ​ | — | ​ | 473,081
​ |  | 32,800,346 | ​ | 9,377,095 | ​ | 5,724,459 | ​ | 3,563,916 | ​ | 14,134,876
Schedule of sensitivity analysis of financial instrument | ​
​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | ​ | ​ | ​ | ​ | ​
Assumptions |  | Percentage of change |  | 2021 |  | 2020
Foreign currency sensitivity analysis |  | 5% |  | 19,036 |  | 15,057
Interest rate sensitivity analysis |  | 10 bps |  | 55,964 |  | 85,147
Sensitivity analysis of changes in prices of products sold |  | 1% |  | 783,451 |  | 438,147
Sensitivity analysis of changes in raw material and commodity prices |  | 1% |  | 437,210 |  | 269,454
Currency forward contracts | ​ | 5% | ​ | — | ​ | 3,703
Commodity contracts | ​ | 5% | ​ | 4,892 | ​ | —
Schedule of financial instruments per category | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | ​ | ​ | Financial asset at fair | ​ |  | ​
2021 | ​ | Financial asset at | ​ | value through proft or | ​ |  | ​
Assets |  | amortized cost |  | loss |  |  | Total
Short-term investments |  | — |  | 2,626,212 |  | ​ | 2,626,212
Fair value of derivatives | ​ | 3,246 | ​ | — | ​ | ​ | 3,246
Related parties |  | 2,678 |  | — |  | ​ | 2,678
Other current assets |  | 679,193 |  | — |  | ​ | 679,193
Other non-current assets |  | 479,971 |  | 91,666 |  | ​ | 571,637
Total |  | 1,165,088 |  | 2,717,878 |  | ​ | 3,882,966
Financial income (expenses) |  | 1,226,743 |  | 210,988 |  | ​ | 1,437,731
​
​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | Financial liability at fair | ​ | ​ | ​ | ​
​ | ​ | value through profit or | ​ | Financial liability at | ​ | ​
Liabilities |  | loss |  | amortized cost |  | Total
Loans and financing |  | — | ​ | 11,109,786 | ​ | 11,109,786
Debentures |  | — | ​ | 2,929,907 | ​ | 2,929,907
Related parties |  | — | ​ | 24,648 | ​ | 24,648
Obligations with FIDC (current liabilities) | ​ | — | ​ | 45,497 | ​ | 45,497
Other current liabilities |  | — | ​ | 1,090,396 | ​ | 1,090,396
Other non-current liabilities | ​ | — | ​ | 421,873 | ​ | 421,873
Total |  | — | ​ | 15,622,107 | ​ | 15,622,107
Financial income (expenses) |  | (10,421) | ​ | (2,177,764) | ​ | (2,188,185)
​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ |  | ​ |  | ​ |  | ​ | ​
​ | ​ | ​ | ​ | Financial asset at fair | ​ | ​ | ​
2020 | ​ | Financial asset at | ​ | value through proft or | ​ | ​ | ​
Assets | ​ | amortized cost | ​ | loss | ​ |  | Total
Short-term investments |  | — |  | 3,041,143 |  | ​ | 3,041,143
Related parties |  | 134,354 |  | — |  | ​ | 134,354
Other current assets |  | 591,523 |  | — |  | ​ | 591,523
Other non-current assets |  | 530,864 |  | 60,000 |  | ​ | 590,864
Total |  | 1,256,741 |  | 3,101,143 |  | ​ | 4,357,884
Financial income (expenses) |  | 487,631 |  | 109,396 |  | ​ | 597,027
​
​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | Financial liability at fair | ​ | ​ | ​ | ​
​ | ​ | value through profit or | ​ | Financial liability at | ​ | ​
Liabilities |  | loss |  | amortized cost |  | Total
Loans and financing |  | — | ​ | 14,612,934 | ​ | 14,612,934
Debentures |  | — | ​ | 2,902,417 | ​ | 2,902,417
Related parties | ​ | — | ​ | 22,855 | ​ | 22,855
Obligations with FIDC (current liabilities) |  | — | ​ | 944,513 | ​ | 944,513
Other current liabilities |  | — | ​ | 797,082 | ​ | 797,082
Obligations with FIDC (non-current liabilities) | ​ | — | ​ | 42,893 | ​ | 42,893
Other non-current liabilities |  | — | ​ | 514,886 | ​ | 514,886
Fair value of derivatives |  | 971 | ​ | — | ​ | 971
Total |  | 971 | ​ | 19,837,580 | ​ | 19,838,551
Financial income (expenses) |  | (1,632) | ​ | (2,294,102) | ​ | (2,295,734)
Summary of derivative instruments | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | ​ | ​ | Notional value | ​ | Amount receivable | ​ | Amount payable
Contracts | ​ | Position | ​ | 2021 | ​ | 2020 | ​ | 2021 | ​ | 2020 | ​ | 2021 | ​ | 2020
Swap of interest rate | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Maturity in 2022 | ​ | buyed in US$ | ​ | US$ 5.3 milion | ​ | US$ 9.9 milion | ​ | 3,246 | ​ | — | ​ | — | ​ | (971)
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Total fair value of financial instruments | ​ | ​ | ​ | ​ | ​ | ​ | ​ | 3,246 | ​ | — | ​ | — | ​ | (971)
Summary of effectiveness testing of derivative financial instruments | ​
​ | ​ | ​ | ​ | ​
Fair value of derivatives |  | 2021 |  | 2020
Current assets |  | 3,246 |  | —
​ | ​ | 3,246 | ​ | —
Fair value of derivatives | ​ | ​ | ​ | ​
Current liabilities | ​ | — | ​ | 971
​ |  | — |  | 971
​
​ | ​ | ​ | ​ | ​
​ |  | 2021 |  | 2020
Net Income |  |  |  |
Gains on financial instruments |  | 28,349 |  | 858
Losses on financial instruments |  | (10,421) |  | (1,632)
​ |  | 17,928 |  | (774)
Other comprehensive income |  |  |  |
Gains (Losses) on financial instruments |  | 1,907 |  | (1,972)
​ |  | 1,907 |  | (1,972)
Schedule of financial assets and liabilities measures at fair value on recurring basis | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | Fair Value Measurements at Reporting Date Using
​ | ​ | ​ | ​ | ​ | ​ | Quoted Prices in Non-Active
​ | ​ | ​ | ​ | ​ | ​ | Markets for Similar Assets
​ | ​ | Balance per financial statements | ​ | (Level 2)
​ |  | 2021 |  | 2020 |  | 2021 |  | 2020
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Current assets |  |  |  |  |  |  |  |
Short-term investments |  | 2,626,212 |  | 3,041,143 |  | 2,626,212 |  | 3,041,143
Fair value of derivatives |  | 3,246 |  | — |  | 3,246 |  | —
Other current assets |  | 679,193 |  | 591,523 |  | 679,193 |  | 591,523
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Non-current assets |  |  |  |  |  |  |  |
Related parties |  | 2,678 |  | 134,354 |  | 2,678 |  | 134,354
Other non-current assets |  | 571,637 |  | 590,864 |  | 571,637 |  | 590,864
​ |  | 3,882,966 |  | 4,357,884 |  | 3,882,966 |  | 4,357,884
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Current liabilities |  |  |  |  |  |  |  |
Short-term debt |  | 234,537 |  | 1,424,043 |  | 234,537 |  | 1,424,043
Debentures | ​ | 1,531,956 | ​ | 7,463 | ​ | 1,531,956 | ​ | 7,463
Fair value of derivatives |  | — |  | 971 |  | — |  | 971
Obligations with FIDC | ​ | 45,497 | ​ | 944,513 | ​ | 45,497 | ​ | 944,513
Other current liabilities |  | 1,090,396 |  | 797,082 |  | 1,090,396 |  | 797,082
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Non-current liabilities |  |  |  |  |  |  |  |
Long-term debt |  | 10,875,249 |  | 13,188,891 |  | 10,875,249 |  | 13,188,891
Debentures |  | 1,397,951 |  | 2,894,954 |  | 1,397,951 |  | 2,894,954
Related parties | ​ | 24,648 | ​ | 22,855 | ​ | 24,648 | ​ | 22,855
Obligations with FIDC |  | — |  | 42,893 |  | — |  | 42,893
Other non-current liabilities |  | 421,873 |  | 514,886 |  | 421,873 |  | 514,886
​ |  | 15,622,107 |  | 19,838,551 |  | 15,622,107 |  | 19,838,551
Summary of changes in liabilities of cash flow from financing activities | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | ​ | ​ | Cash transactions | ​ | Non cash transactions | ​ | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | Interest expense on | ​ | ​ | ​ | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | loans and Interest on | ​ | ​ | ​ | ​
​ | ​ | Balances as of | ​ | Proceeds/(Repayment) | ​ | Interest paid on | ​ | loans with related | ​ | Exchange variation | ​ | Balances as of
​ | ​ | January 01, 2019 | ​ | from financing activities | ​ | loans and financing | ​ | parties | ​ | and others | ​ | December 31, 2019
Related parties, net | ​ | (26,589) | ​ | (64,089) | ​ | — | ​ | (4,767) | ​ | — | ​ | (95,445)
Leasing payable | ​ | 836,368 | ​ | (161,824) | ​ | (83,620) | ​ | 83,620 | ​ | 129,725 | ​ | 804,269
Debt, Debentures and Losses/Gains on financial instruments, net - Derivative instruments | ​ | 14,878,542 | ​ | 700,490 | ​ | (945,027) | ​ | 938,120 | ​ | 474,896 | ​ | 16,047,021
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | ​ | ​ | Cash transactions | ​ | Non cash transactions | ​ | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | Interest expense on | ​ | ​ | ​ | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | loans and Interest on | ​ | ​ | ​ | ​
​ | ​ | Balances as of | ​ | Proceeds/(Repayment) | ​ | Interest paid on | ​ | loans with related | ​ | Exchange variation | ​ | Balances as of
​ | ​ | December 31, 2019 | ​ | from financing activities | ​ | loans and financing | ​ | parties | ​ | and others | ​ | December 31, 2020
Related parties, net | ​ | (95,445) | ​ | (7,777) | ​ | — | ​ | (8,277) | ​ | — | ​ | (111,499)
Leasing payable | ​ | 804,269 | ​ | (247,914) | ​ | (61,727) | ​ | 61,727 | ​ | 300,119 | ​ | 856,474
Debt, Debentures and Losses/Gains on financial instruments, net - Derivative instruments | ​ | 16,047,021 | ​ | (1,963,283) | ​ | (1,079,981) | ​ | 1,022,460 | ​ | 3,490,105 | ​ | 17,516,322
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | ​ | ​ | Cash transactions | ​ | Non cash transactions | ​ | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | Interest expense on | ​ | ​ | ​ | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | loans and Interest on | ​ | ​ | ​ | ​
​ | ​ | Balances as of | ​ | Proceeds/(Repayment) | ​ | Interest paid on | ​ | loans with related | ​ | Exchange variation | ​ | Balances as of
​ | ​ | December 31, 2020 | ​ | from financing activities | ​ | loans and financing | ​ | parties | ​ | and others | ​ | December 31, 2021
Related parties, net | ​ | (111,499) | ​ | 139,556 | ​ | — | ​ | (6,089) | ​ | 2 | ​ | 21,970
Leasing payable | ​ | 856,474 | ​ | (275,944) | ​ | (68,699) | ​ | 68,699 | ​ | 337,835 | ​ | 918,365
Debt, Debentures and Losses/Gains on financial instruments, net - Derivative instruments | ​ | 17,516,322 | ​ | (4,506,918) | ​ | (1,100,826) | ​ | 1,059,841 | ​ | 1,068,028 | ​ | 14,036,447
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​

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