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FINANCIAL INCOME (Tables) | 12 Months Ended
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Dec. 31, 2021
FINANCIAL INCOME |
Schedule of financial income | ​
​ | ​ | ​ | ​ | ​ | ​ | ​
​ |  | 2021 |  | 2020 |  | 2019
​ | ​ | ​ | ​ | ​ | ​ | ​
Income from short-term investments |  | 182,639 |  | 108,057 |  | 87,241
Interest income and other financial income |  | 66,385 |  | 86,035 |  | 135,972
Financial Income |  | 249,024 |  | 194,092 |  | 223,213
​ | ​ | ​ | ​ | ​ | ​ | ​
Interest on debt |  | (1,059,841) |  | (1,022,460) |  | (938,120)
Monetary variation and other financial expenses |  | (373,246) |  | (426,001) |  | (531,634)
Financial Expenses |  | (1,433,087) |  | (1,448,461) |  | (1,469,754)
​ | ​ | ​ | ​ | ​ | ​ | ​
Exchange Variation, net | ​ | (108,373) | ​ | (204,291) | ​ | (247,555)
Bonds repurchase expenses | ​ | (264,687) | ​ | (239,273) | ​ | —
Tax credits monetary update |  | 788,741 |  | — |  | —
Gains and losses on derivative financial instruments, net |  | 17,928 |  | (774) |  | (15,118)
Financial result, net |  | (750,454) |  | (1,698,707) |  | (1,509,214)

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