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BIOLOGICAL ASSETS - Roll-forward of biological assets (Details) - BRL (R$) R$ in Thousands	6 Months Ended		12 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Dec. 31, 2022
Roll-forward of biological assets
Opening balance	R$ 14,632,186	R$ 12,248,732	R$ 12,248,732
Additions	2,899,032		4,957,380
Depletions	(1,805,371)		(3,665,057)
Gain on fair value adjustment	1,256,315	R$ 171,618	1,199,759
Disposals	(36,278)		(82,331)
Other write-offs	(31,764)		(26,297)
Closing balance	R$ 16,914,120		R$ 14,632,186
Effective area of forest from the year of planting	3 years
Minimum
Roll-forward of biological assets
Average cycle of forest formation	6 years
Maximum
Roll-forward of biological assets
Average cycle of forest formation	7 years

X

- Definition

The amount of additions to biological assets resulting from purchases. [Refer: Biological assets]

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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-Number 41
-IssueDate 2022-03-24
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X

- Definition

The decrease in biological assets due to the detachment of produce from the assets or the cessation of the assets' life processes. [Refer: Biological assets]

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name IAS
-Number 41
-IssueDate 2022-03-24
-Paragraph 50
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- Definition

The decrease in biological assets resulting from disposals. [Refer: Biological assets]

+ References

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-Number 41
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- Definition

The gains (losses) arising from changes in fair value less costs to sell of biological assets due to both physical and price changes in the market. [Refer: Biological assets]

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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-Number 41
-IssueDate 2022-03-24
-Paragraph 50
-Subparagraph a
-URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=41&code=ifrs-tx-2022-en-r&anchor=para_50_a&doctype=Standard
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- Definition

The increase (decrease) in biological assets resulting from changes that the entity does not separately disclose in the same statement or note. [Refer: Biological assets]

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name IAS
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-IssueDate 2022-03-24
-Paragraph 50
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- Definition

The amount of non-current biological assets. [Refer: Biological assets]

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition

The period of harvest cycle with productivity and area of plantation for determining the fair value of biological assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. Includes, but not limited to, weeks in a year or quarter.

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Period for effective area for forest from the year of planting for determining the fair value of biological assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. Includes, but not limited to, weeks in a year or quarter.

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