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INVENTORIES (Tables) | 12 Months Ended
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Dec. 31, 2022
INVENTORIES |
Schedule of inventories | ​
​ | ​ | ​ | ​ | ​
​ | ​ | December 31, | ​ | December 31,
​ |  | 2022 |  | 2021
Finished goods | ​ | ​ | ​ | ​
Pulp | ​ | ​ | ​ | ​
Domestic (Brazil) | ​ | 616,415 | ​ | 748,588
Foreign | ​ | 1,426,064 | ​ | 1,037,760
Paper | ​ | ​ | ​ | ​
Domestic (Brazil) | ​ | 358,973 | ​ | 315,068
Foreign | ​ | 192,671 | ​ | 95,383
Work in process | ​ | 93,964 | ​ | 96,140
Raw materials | ​ | ​ | ​ | ​
Wood | ​ | 1,480,616 | ​ | 1,094,058
Operating supplies and packaging | ​ | 716,089 | ​ | 571,505
Spare parts and other | ​ | 843,469 | ​ | 678,983
​ | ​ | 5,728,261 | ​ | 4,637,485
​
Schedule of changes in expected losses | ​
​ | ​ | ​ | ​ | ​
​ | ​ | December 31, | ​ | December 31,
​ |  | 2022 |  | 2021
Opening balance | ​ | (91,258) | ​ | (79,885)
Additions (1) | ​ | (89,552) | ​ | (85,110)
Reversals | ​ | 33,492 | ​ | 11,536
Write-offs (2) | ​ | 41,329 | ​ | 62,201
Closing balance | ​ | (105,989) | ​ | (91,258)
1) | Refers mainly to: (i) raw materials in the amount of R$43,166 (R$38,136 as at December 31, 2021); and (ii) spare parts in the amount of R$24,502 (R$21,184 as at December 31, 2021).
2) | Refers mainly to the balances of: (i) raw materials of R$35,715 (R$47,231 as at December 31, 2021), and (ii) spare parts in the amount of R$5,371 (R$9,529 as at December 31, 2021).
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