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Intangible (Tables) | 12 Months Ended
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Dec. 31, 2024
Disclosure of detailed information about intangible assets [abstract] |
Schedule of goodwill and intangible assets with indefinite useful life | 16.1 Goodwill and intangible assets with indefinite useful lives
|  | 12/31/2024 |  | 12/31/2023
Goodwill - Facepa |  | 119,332 |  |  | 119,332 |
Goodwill - Fibria |  | 7,897,051 |  |  | 7,897,051 |
Goodwill - MMC Brasil (1) |  | 170,859 |  |  | 170,859 |
Other (2) |  | 5,097 |  |  | 4,834 |
|  | 8,192,339 |  |  | 8,192,076 |
(1)Refers to the goodwill of the MMC Brasil business combination. (2)Refers to other intangible assets with indefinite useful lives such as servitude of passage and electricity.
Summary of assumptions used in valuation of cash-generating units | The assumptions in the table set forth below were also adopted:
Net average pulp price – Foreign market (US$/t) |  | 684.9
Net average pulp price – Internal market (US$/t) |  | 735.5
Average exchange rate (R$/US$) |  | 5.40
Discount rate (pos-tax) |  | 8.91% p.a.
Discount rate (pre-tax) |  | 12.50% p.a.
Schedule of intangible assets with determined useful life | 16.2 Intangible assets with limited useful lives
|  |  |  | 12/31/2024 |  | 12/31/2023
Opening balance |  |  |  | 6,557,009 |  |  | 7,173,183 |
Additions |  |  |  | 161,779 |  |  | 104,931 |
Fair value adjustment MMC Brasil |  |  |  |  |  |  | 189,655 |
Write-offs |  |  |  |  |  |  | (2) |
Amortization |  |  |  | (1,008,824) |  |  | (990,432) |
Transfers and others |  |  |  |  |  |  | 79,674 |
Closing balance |  |  |  | 5,709,964 |  |  | 6,557,009 |
Represented by |  | Average rate % |  |  |  |
Non-competition agreements |  | 5.00 |  |  | 4,508 |  |  | 4,818 |
Port concessions |  | 3.94 |  |  | 632,253 |  |  | 537,179 |
Lease agreements |  | 16.90 |  |  |  |  |  | 6,875 |
Supplier agreements |  | 12.66 |  |  | 25,925 |  |  | 40,739 |
Port service contracts |  | 4.23 |  |  | 520,459 |  |  | 549,821 |
Cultivars |  | 14.28 |  |  | 20,391 |  |  | 40,784 |
Trademarks and patents |  | 8.35 |  |  | 170,306 |  |  | 188,723 |
Customer portfolio |  | 9.09 |  |  | 4,104,900 |  |  | 4,925,879 |
Supplier agreements |  | 17.64 |  |  | 295 |  |  | 10,861 |
Software |  | 20.80 |  |  | 201,476 |  |  | 141,178 |
Other |  | 10.00 |  |  | 29,451 |  |  | 110,152 |
|  |  |  | 5,709,964 |  |  | 6,557,009 |
Cost |  |  |  | 12,540,497 |  |  | 12,378,761 |
Amortization |  |  |  | (6,830,533) |  |  | (5,821,752) |
Closing balance |  |  |  | 5,709,964 |  |  | 6,557,009 |

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- Definition The disclosure of detailed information about intangible assets. [Refer: Intangible assets other than goodwill] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 38 -IssueDate 2024-01-01 -Paragraph 118 -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=38&code=ifrs-tx-2024-en-r&anchor=para_118&doctype=Standard -URIDate 2024-03-27 + Details
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- Definition The disclosure of information for an individual asset, including goodwill, or a cash-generating unit, for which an impairment loss has been recognised or reversed. [Refer: Goodwill; Impairment loss; Reversal of impairment loss; Total for all cash-generating units [member]] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 36 -IssueDate 2024-01-01 -Paragraph 130 -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=36&code=ifrs-tx-2024-en-r&anchor=para_130&doctype=Standard -URIDate 2024-03-27 + Details
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- Definition Tabular disclosure of goodwill and intangible assets, which may be broken down by segment or major class. + References No definition available. + Details
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