Biological assets - Measurement of the premises adopted (Details) - ha |
12 Months Ended | |
|---|---|---|
Dec. 31, 2025 |
Dec. 31, 2024 |
|
| Disclosure of detailed information about biological assets [line items] | ||
| Useful productive planted area (hectare) eligible for fair value calculation | 1,228,834,000 | 1,243,191,000 |
| Average Annual Growth Volume Per Hectare Per Year | 37,460 | 37,620 |
| Average gross sale price of eucalyptus | 111,900 | 101,380 |
| Label Role Discount rate post-tax | 8.10% | 8.80% |
| Mature biological assets [member] | ||
| Disclosure of detailed information about biological assets [line items] | ||
| Useful productive planted area (hectare) eligible for fair value calculation | 173,476,000 | 191,737,000 |
| Immature biological assets [member] | ||
| Disclosure of detailed information about biological assets [line items] | ||
| Useful productive planted area (hectare) eligible for fair value calculation | 1,055,358,000 | 1,051,454,000 |