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Company's Operations - Equity interests (Details) | 6 Months Ended | 12 Months Ended
--- | --- | ---
Jun. 30, 2024 | Dec. 31, 2023
F&E Tecnologia do Brasil S.A. (Direct) |  |
Company's Operations [Line Items] |  |
Main activity | Biofuel production, except alcohol |
Country | Brazil |
Proportion of ownership interest in subsidiary | 100.00% | 100.00%
Fibria Celulose (USA) Inc. (Direct) |  |
Company's Operations [Line Items] |  |
Main activity | Business office |
Country | United States of America |
Proportion of ownership interest in subsidiary | 100.00% | 100.00%
Fibria Overseas Finance Ltd. (Direct) (1) |  |
Company's Operations [Line Items] |  |
Main activity | Financial fundraising |
Country | Cayman Island |
Proportion of ownership interest in subsidiary |  | 100.00%
Fibria Terminal de Celulose de Santos SPE S.A. (Direct) |  |
Company's Operations [Line Items] |  |
Main activity | Port operations |
Country | Brazil |
Proportion of ownership interest in subsidiary | 100.00% | 100.00%
FuturaGene Ltd. |  |
Company's Operations [Line Items] |  |
Main activity | Biotechnology research and development |
Country | England |
Proportion of ownership interest in subsidiary | 100.00% | 100.00%
FuturaGene Delaware Inc. (Indirect) |  |
Company's Operations [Line Items] |  |
Main activity | Biotechnology research and development |
Country | United States of America |
Proportion of ownership interest in subsidiary | 100.00% | 100.00%
FuturaGene Israel Ltd. (Indirect) |  |
Company's Operations [Line Items] |  |
Main activity | Biotechnology research and development |
Country | Israel |
Proportion of ownership interest in subsidiary | 100.00% | 100.00%
FuturaGene Inc. (Indirect) |  |
Company's Operations [Line Items] |  |
Main activity | Biotechnology research and development |
Country | United States of America |
Proportion of ownership interest in subsidiary | 100.00% | 100.00%
Maxcel Empreendimentos e Participações S.A. (Direct) |  |
Company's Operations [Line Items] |  |
Main activity | Holding |
Country | Brazil |
Proportion of ownership interest in subsidiary | 100.00% | 100.00%
Itacel - Terminal de Celulose de Itaqui S.A. (Indirect) |  |
Company's Operations [Line Items] |  |
Main activity | Port operations |
Country | Brazil |
Proportion of ownership interest in subsidiary | 100.00% | 100.00%
Mucuri Energética S.A. (Direct) |  |
Company's Operations [Line Items] |  |
Main activity | Power generation and distribution |
Country | Brazil |
Proportion of ownership interest in subsidiary | 100.00% | 100.00%
Paineiras Logística e Transportes Ltda. (Direct) |  |
Company's Operations [Line Items] |  |
Main activity | Road freight transport |
Country | Brazil |
Proportion of ownership interest in subsidiary | 100.00% | 100.00%
Portocel - Terminal Espec. Barra do Riacho S.A. (Direct) |  |
Company's Operations [Line Items] |  |
Main activity | Port operations |
Country | Brazil |
Proportion of ownership interest in subsidiary | 51.00% | 51.00%
Projetos Especiais e Investimentos Ltda. (Direct) |  |
Company's Operations [Line Items] |  |
Main activity | Commercialization of equipment and parts |
Country | Brazil |
Proportion of ownership interest in subsidiary | 100.00% | 100.00%
SFBC Participações Ltda. (Direct) |  |
Company's Operations [Line Items] |  |
Main activity | Packaging production |
Country | Brazil |
Proportion of ownership interest in subsidiary | 100.00% | 100.00%
Stenfar S.A. Indl. Coml. Imp. Y. Exp. (Direct) |  |
Company's Operations [Line Items] |  |
Main activity | Commercialization of paper and computer materials |
Country | Argentina |
Proportion of ownership interest in subsidiary | 100.00% | 100.00%
Suzano Austria GmbH. (Direct) |  |
Company's Operations [Line Items] |  |
Main activity | Business office |
Country | Austria |
Proportion of ownership interest in subsidiary | 100.00% | 100.00%
Suzano Canada Inc. (Direct) |  |
Company's Operations [Line Items] |  |
Main activity | Lignin research and development |
Country | Canada |
Proportion of ownership interest in subsidiary | 100.00% | 100.00%
Suzano Ecuador S.A.S. (Direct) |  |
Company's Operations [Line Items] |  |
Main activity | Business office |
Country | Ecuador |
Proportion of ownership interest in subsidiary | 100.00% | 100.00%
Suzano Finland Oy (Direct) |  |
Company's Operations [Line Items] |  |
Main activity | Industrialization and commercialization of cellulose, microfiber cellulose and paper |
Country | Finland |
Proportion of ownership interest in subsidiary | 100.00% | 100.00%
Suzano International Finance B.V (Direct) |  |
Company's Operations [Line Items] |  |
Main activity | Financial fundraising |
Country | Netherlands |
Proportion of ownership interest in subsidiary | 100.00% | 100.00%
Suzano International Holding B.V. (Direct) |  |
Company's Operations [Line Items] |  |
Main activity | Holding |
Country | Netherlands |
Proportion of ownership interest in subsidiary | 100.00% | 100.00%
Suzano International Trade GmbH. (Direct) |  |
Company's Operations [Line Items] |  |
Main activity | Business office |
Country | Austria |
Proportion of ownership interest in subsidiary | 100.00% | 100.00%
Suzano Material Technology Development Ltd. (Direct) |  |
Company's Operations [Line Items] |  |
Main activity | Biotechnology research and development |
Country | China |
Proportion of ownership interest in subsidiary | 100.00% | 100.00%
Suzano Netherlands B.V. (Direct) |  |
Company's Operations [Line Items] |  |
Main activity | Financial fundraising |
Country | Netherlands |
Proportion of ownership interest in subsidiary | 100.00% | 100.00%
Suzano Operações Industriais e Florestais S.A. (Direct) |  |
Company's Operations [Line Items] |  |
Main activity | Industrialization, commercialization and exporting of pulp |
Country | Brazil |
Proportion of ownership interest in subsidiary | 100.00% | 100.00%
Suzano Pulp and Paper America Inc. (Direct) |  |
Company's Operations [Line Items] |  |
Main activity | Business office |
Country | United States of America |
Proportion of ownership interest in subsidiary | 100.00% | 100.00%
Suzano Pulp and Paper Europe S.A. (Direct) |  |
Company's Operations [Line Items] |  |
Main activity | Business office |
Country | Switzerland |
Proportion of ownership interest in subsidiary | 100.00% | 100.00%
Suzano Shanghai Ltd. (Direct) |  |
Company's Operations [Line Items] |  |
Main activity | Business office |
Country | China |
Proportion of ownership interest in subsidiary | 100.00% | 100.00%
Suzano Shanghai Trading Ltd. (Direct) |  |
Company's Operations [Line Items] |  |
Main activity | Financial fundraising |
Country | China |
Proportion of ownership interest in subsidiary | 100.00% | 100.00%
Suzano Singapura Pte. Ltd (Direct) |  |
Company's Operations [Line Items] |  |
Main activity | Business office |
Country | Singapore |
Proportion of ownership interest in subsidiary | 100.00% | 100.00%
Suzano Trading International KFT(Direct) |  |
Company's Operations [Line Items] |  |
Main activity | Business office |
Country | Hungary |
Proportion of ownership interest in subsidiary | 100.00% | 100.00%
Suzano Ventures LLC (Direct) |  |
Company's Operations [Line Items] |  |
Main activity | Corporate venture capital |
Country | United States of America |
Proportion of ownership interest in subsidiary | 100.00% | 100.00%
Veracel Celulose S.A. (Direct) |  |
Company's Operations [Line Items] |  |
Main activity | Industrialization, commercialization and exporting of pulp |
Country | Brazil |
Proportion Of Ownership Interest in Equity Securities, accounting method, Joint operation | 50.00% | 50.00%
Biomas Serviços Ambientais, Restauração e Carbono S.A. (Direct) |  |
Company's Operations [Line Items] |  |
Main activity | Restoration, conservation and preservation of forests |
Country | Brazil |
Proportion of ownership interest in associate | 16.66% | 16.66%
Ensyn Corporation (Direct) |  |
Company's Operations [Line Items] |  |
Main activity | Biofuel research and development |
Country | United States of America |
Proportion of ownership interest in associate | 25.53% | 25.53%
F&E Technologies LLC (Direct/Indirect) |  |
Company's Operations [Line Items] |  |
Main activity | Biofuel production, except alcohol |
Country | United States of America |
Proportion of ownership interest in associate | 50.00% | 50.00%
Ibema Companhia Brasileira de Papel (Direct) |  |
Company's Operations [Line Items] |  |
Main activity | Industrialization and commercialization of paperboard |
Country | Brazil |
Proportion of ownership interest in associate | 49.90% | 49.90%
Spinnova Plc (Direct) |  |
Company's Operations [Line Items] |  |
Main activity | Research of sustainable raw materials for the textile industry |
Country | Finland |
Proportion of ownership interest in associate | 18.77% | 18.78%
Woodspin Oy (Direct/Indirect) |  |
Company's Operations [Line Items] |  |
Main activity | Development and production of cellulose-based fibers, yarns and textile filaments |
Country | Finland |
Proportion of ownership interest in associate | 50.00% | 50.00%
Celluforce Inc. (Direct) |  |
Company's Operations [Line Items] |  |
Main activity | Nanocrystalline pulp research and development |
Country | Canada |
Proportion Of Ownership Interest in Equity Securities, accounting method, Joint operation | 8.28% | 8.28%
Nfinite Nanotechnology Inc. (Indirect) |  |
Company's Operations [Line Items] |  |
Main activity | Research and development of smart nanocoatings |
Country | Canada |
Proportion Of Ownership Interest in Equity Securities, accounting method, Joint operation | 5.00% |

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