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Income (expenses) by nature (Details) - BRL (R$) R$ in Thousands | 3 Months Ended | 12 Months Ended
--- | --- | ---
Mar. 31, 2025 | Mar. 31, 2024 | Dec. 31, 2024
Disclosure of attribution of expenses by nature to their function [line items] |  |  |
Personnel expenses | R$ (520,711) | R$ (364,650) |
Costs of raw materials, materials and services | (3,153,449) | (2,479,702) |
Logistics cost | (1,296,365) | (1,063,930) |
Depreciation, depletion and amortization | (2,223,588) | (1,706,401) |
Other (1) | (535,054) | (85,187) |
Total | (7,729,167) | (5,699,870) |
Personnel expenses | (90,189) | (72,670) |
Services | (55,666) | (47,850) |
Logistics cost | (340,905) | (272,620) |
Depreciation and amortization | (241,026) | (238,962) |
Other (2) | (27,096) | (21,313) |
Selling | (754,882) | (653,415) |
Personnel expenses | (403,006) | (320,672) |
Services | (115,819) | (92,452) |
Depreciation and amortization | (30,276) | (34,313) |
Other (3) | (124,450) | (55,538) |
General and administrative | (673,551) | (502,975) |
Rents and leases | 520 | 189 |
Results from sales of other products, net | 26,967 | 24,486 |
Results from sales and disposals of property, plant and equipment, intangible and biological assets, net | (46,307) | (47,554) |
Result on fair value adjustment of biological assets |  |  | R$ 1,431,530
Depletion, amortization and other PPA realizations (4) | (2,532) | (2,348) |
Provision for judicial liabilities | (104,863) | (26,109) |
Other operating income (expenses), net | 7,006 | 11,127 |
Total | (119,209) | (40,209) |
Other operating income, net | (119,209) | (40,209) |
Cost Of Sales , Idle Capacity And Maintenance | R$ 416,608 | R$ 55,308 |

X
- Definition The amount of all expenses directly or indirectly attributed to the goods or services sold. Attributed expenses include, but are not limited to, costs previously included in the measurement of inventory that has now been sold, such as depreciation and maintenance of factory buildings and equipment used in the production process, unallocated production overheads, and abnormal amounts of production costs of inventories. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 1 -IssueDate 2024-01-01 -Paragraph 99 -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2024-en-r&anchor=para_99&doctype=Standard -URIDate 2024-03-27 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 1 -IssueDate 2024-01-01 -Paragraph 103 -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2024-en-r&anchor=para_103&doctype=Standard -URIDate 2024-03-27 + Details
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- Definition Line items represent concepts included in a table. These concepts are used to disclose reportable information associated with members defined in one or many axes of the table. + References No definition available. + Details
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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 -Name IAS -Number 41 -IssueDate 2024-01-01 -Paragraph 50 -Subparagraph a -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=41&code=ifrs-tx-2024-en-r&anchor=para_50_a&doctype=Standard -URIDate 2024-03-27 + Details
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- Definition The amount of expense relating to general and administrative activities of the entity. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 1 -IssueDate 2024-01-01 -Paragraph 112 -Subparagraph c -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2024-en-r&anchor=para_112_c&doctype=Standard -URIDate 2024-03-27 + Details
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- Definition The amount of operating income (expense) that the entity does not separately disclose in the same statement or note. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 1 -IssueDate 2024-01-01 -Paragraph 85 -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2024-en-r&anchor=para_85&doctype=Standard -URIDate 2024-03-27 + Details
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- Definition The amount of expense relating to selling activities of the entity. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 1 -IssueDate 2024-01-01 -Paragraph 112 -Subparagraph c -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2024-en-r&anchor=para_112_c&doctype=Standard -URIDate 2024-03-27 + Details
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- Definition The amount of depreciation and amortization relating to cost of sales. + References No definition available. + Details
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- Definition The portion of cost of sales attributable to idle capacity and maintenance downtime. + References No definition available. + Details
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- Definition The amount of logistics cost relating to cost of sales. + References No definition available. + Details
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- Definition Other costs incurred during the reporting period related to cost of sales. + References No definition available. + Details
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- Definition The amount of personnel expenses relating to cost of sales. + References No definition available. + Details
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- Definition The amount of variable cost relating to cost of sales. + References No definition available. + Details
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- Definition The amount of depreciation and amortization relating to general and administrative expenses. + References No definition available. + Details
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- Definition The amount of other expenses relating to general and administrative expenses. Includes corporate expenses, insurance, materials (use and consumption), social projects and donations, expenses with travel and accommodation. + References No definition available. + Details
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- Definition The amount of personnel expenses relating to general and administrative expenses. + References No definition available. + Details
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- Definition The amount of services relating to general and administrative expenses. + References No definition available. + Details
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- Definition The amount of provision for legal proceedings during the period + References No definition available. + Details
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- Definition The amount of amortization and depletion classified as other operating expense. + References No definition available. + Details
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- Definition The amount of Result from sale of other products, net + References No definition available. + Details
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- Definition The amount of other operating (expenses) income from disposal of property, plant and equipment and biological assets. + References No definition available. + Details
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- Definition The amount of other operating income related to tax credits. + References No definition available. + Details
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- Definition The amount of rent and lease income included in other income. + References No definition available. + Details
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- Definition The amount of depreciation and amortization relating to selling expenses. + References No definition available. + Details
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- Definition The amount of logistics cost relating to selling expenses. + References No definition available. + Details
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- Definition The amount of other expenses relating to selling expenses. Includes provision for doubtful accounts, insurance, materials (use and consumption), expenses with travel, accommodation, participation in trade fairs and events. + References No definition available. + Details
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- Definition The amount of personnel expenses relating to selling expenses. + References No definition available. + Details
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- Definition The amount of services relating to selling expenses. + References No definition available. + Details
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