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Investments | 12 Months Ended
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Dec. 31, 2024
Investments [Abstract] |
Disclosure of investments accounted for using equity method [text block] | 14 INVESTMENTS 14.1 Investments breakdown
|  | 12/31/2024 |  | 12/31/2023
Investments in associates and joint ventures |  | 453,371 |  |  | 355,520 |
Goodwill |  | 225,486 |  |  | 228,887 |
Other investments evaluated at fair value through other comprehensive income (1) |  | 1,138,066 |  |  | 23,606 |
|  | 1,816,923 |  |  | 608,013 |
(1) Includes the acquisition of the equity interest in Lenzing Aktiengesellschaft (note 1.2.5). On December 31, 2024, the value of the investment was R$1,099,870 in the consolidated accounts. 14.2 Investments in associates and joint ventures
Information of investees as at |  | Company Participation
|  |  |  |  | 12/31/2024 |  | Carrying amount |  | In the income (expenses) for the year
| Equity |  | Income (expenses) of the year |  | Participation equity (%) |  | 12/31/2024 |  | 12/31/2023 |  | 12/31/2024 |  | 12/31/2023
Associate |  |  |  |  |  |  |  |  |  |  |  |  |
Foreign |  |  |  |  |  |  |  |  |  |  |  |  |
Ensyn Corporation | 6 |  |  | (17,776) |  |  | 24.80 | % |  | 2 |  |  | 387 |  |  | (6,966) |  |  | (12,448) |
Spinnova Plc (1) | 507,482 |  |  | (56,117) |  |  | 18.77 | % |  | 95,254 |  |  | 95,736 |  |  | (19,690) |  |  | (20,109) |
Simplifyber, Inc. (2) |  |  |  |  | 13.91 | % |  | 30,060 |  |  |  |  |  |  |
|  |  |  |  |  |  | 125,316 |  |  | 96,123 |  |  | (26,656) |  |  | (32,557) |
Joint ventures |  |  |  |  |  |  |  |  |  |  |  |  |
Domestic (Brazil) |  |  |  |  |  |  |  |  |  |  |  |  |
Biomas - Serviços Ambientais, Restauração e Carbono Ltda. | 17,536 |  |  | (30,151) |  |  | 16.66 | % |  | 2,923 |  |  | 2,797 |  |  | (4,874) |  |  | (2,203) |
Ibema Companhia Brasileira de Papel | 388,580 |  |  | 74,547 |  |  | 49.90 | % |  | 193,901 |  |  | 156,703 |  |  | 37,199 |  |  | 35,161 |
Foreign |  |  |  |  |  |  |  |  |  |  |  |  |
F&E Technologies LLC | 12,756 |  |  |  |  |  | 50.00 | % |  | 6,378 |  |  | 4,987 |  |  |  |  |  |  |
Woodspin Oy | 249,706 |  |  | (38,665) |  |  | 50.00 | % |  | 124,853 |  |  | 94,910 |  |  | (19,514) |  |  | (19,780) |
|  |  |  |  |  |  | 328,055 |  |  | 259,397 |  |  | 12,811 |  |  | 13,178 |
Other investments evaluated at fair value through other comprehensive income |  |  |  |  |  |  |  |  |  |  |  |  |
Bem Agro Integração e Desenvolvimento S.A. |  |  |  |  | 5.82 | % |  | 4,026 |  |  |  |  |  |  |  |  |
Celluforce Inc. |  |  |  |  | 8.28 | % |  | 27,823 |  |  | 23,606 |  |  |  |  |
Nfinite Nanotechnology Inc. |  |  |  |  | 5.00 | % |  | 6,347 |  |  |  |  |  |  |  |  |
Lenzing Aktiengesellschaft (3) |  |  |  |  | 15.00 | % |  | 1,099,870 |  |  |  |  |  |  |  |  |
|  |  |  |  |  |  | 1,138,066 |  |  | 23,606 |  |  |  |  |  |  |
|  |  |  |  |  |  | 1,591,437 |  |  | 379,126 |  |  | (13,845) |  |  | (19,379) |
(1)The average share price quoted on the Nasdaq First North Growth Market (NFNGM) was EUR0.95 on December 31, 2024 and EUR2.40 in December 31, 2023. (2)On December 13, 2024, Suzano Ventures LLC acquired an equity interest in the legal entity Simplifyber, Inc., which is an indirect subsidiary of Suzano S.A. (3)Includes the acquisition of the equity interest in Lenzing Aktiengesellschaft (note 1.2.5).

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- Definition The disclosure of investments accounted for using the equity method. [Refer: Investments accounted for using equity method] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 1 -IssueDate 2024-01-01 -Paragraph 10 -Subparagraph e -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2024-en-r&anchor=para_10_e&doctype=Standard -URIDate 2024-03-27 + Details
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