Company's Operations - Equity interests (Details) - shares
|
3 Months Ended |
12 Months Ended |
Mar. 31, 2025 |
Dec. 31, 2024 |
| Company's Operations [Line Items] |
|
|
| % |
100.00%
|
100.00%
|
| Stock canceled During Period, Shares |
|
(60,000,000,000)
|
| F&E Tecnologia do Brasil S.A. (Direct) | BRAZIL |
|
|
| Company's Operations [Line Items] |
|
|
| Main activity |
Biofuel production, except alcohol
|
|
| Country |
Brazil
|
|
| % |
100.00%
|
100.00%
|
| Fibria Celulose (USA) Inc. (Direct) | UNITED STATES |
|
|
| Company's Operations [Line Items] |
|
|
| Main activity |
Business office
|
|
| Country |
United States of America
|
|
| % |
100.00%
|
100.00%
|
| Fibria Terminal de Celulose de Santos SPE S.A. (Direct) | BRAZIL |
|
|
| Company's Operations [Line Items] |
|
|
| Main activity |
Port operations
|
|
| Country |
Brazil
|
|
| % |
100.00%
|
100.00%
|
| FuturaGene Ltd. | England |
|
|
| Company's Operations [Line Items] |
|
|
| Main activity |
Biotechnology research and development
|
|
| Country |
England
|
|
| % |
100.00%
|
100.00%
|
| FuturaGene Delaware Inc. (Indirect) | UNITED STATES |
|
|
| Company's Operations [Line Items] |
|
|
| Main activity |
Biotechnology research and development
|
|
| Country |
United States of America
|
|
| % |
100.00%
|
100.00%
|
| FuturaGene Israel Ltd. (Indirect) | ISRAEL |
|
|
| Company's Operations [Line Items] |
|
|
| Main activity |
Biotechnology research and development
|
|
| Country |
Israel
|
|
| % |
100.00%
|
100.00%
|
| FuturaGene Inc. (Indirect) | UNITED STATES |
|
|
| Company's Operations [Line Items] |
|
|
| Main activity |
Biotechnology research and development
|
|
| Country |
United States of America
|
|
| % |
100.00%
|
100.00%
|
| Maxcel Empreendimentos e Participações S.A. (Direct) | BRAZIL |
|
|
| Company's Operations [Line Items] |
|
|
| Main activity |
Holding
|
|
| Country |
Brazil
|
|
| % |
100.00%
|
100.00%
|
| Itacel - Terminal de Celulose de Itaqui S.A. (Indirect) | BRAZIL |
|
|
| Company's Operations [Line Items] |
|
|
| Main activity |
Port operations
|
|
| Country |
Brazil
|
|
| % |
100.00%
|
100.00%
|
| Mucuri Energética S.A. (Direct) | BRAZIL |
|
|
| Company's Operations [Line Items] |
|
|
| Main activity |
Power generation and distribution
|
|
| Country |
Brazil
|
|
| % |
100.00%
|
100.00%
|
| Paineiras Logística e Transportes Ltda. (Direct) | BRAZIL |
|
|
| Company's Operations [Line Items] |
|
|
| Main activity |
Road freight transport
|
|
| Country |
Brazil
|
|
| % |
100.00%
|
100.00%
|
| Portocel - Terminal Espec. Barra do Riacho S.A. (Direct) | BRAZIL |
|
|
| Company's Operations [Line Items] |
|
|
| Main activity |
Port operations
|
|
| Country |
Brazil
|
|
| % |
51.00%
|
51.00%
|
| Projetos Especiais e Investimentos Ltda. (Direct) | BRAZIL |
|
|
| Company's Operations [Line Items] |
|
|
| Main activity |
Commercialization of equipment and parts
|
|
| Country |
Brazil
|
|
| % |
100.00%
|
100.00%
|
| SFBC Participações Ltda. (Direct) | BRAZIL |
|
|
| Company's Operations [Line Items] |
|
|
| Main activity |
Packaging production
|
|
| Country |
Brazil
|
|
| % |
100.00%
|
100.00%
|
| Stenfar S.A. Indl. Coml. Imp. Y. Exp. (Direct) | ARGENTINA |
|
|
| Company's Operations [Line Items] |
|
|
| Main activity |
Commercialization of paper and computer materials
|
|
| Country |
Argentina
|
|
| % |
100.00%
|
100.00%
|
| Suzano Austria GmbH. (Direct) | AUSTRIA |
|
|
| Company's Operations [Line Items] |
|
|
| Main activity |
Business office
|
|
| Country |
Austria
|
|
| % |
100.00%
|
100.00%
|
| Suzano Canada Inc. (Direct) | CANADA |
|
|
| Company's Operations [Line Items] |
|
|
| Main activity |
Lignin research and development
|
|
| Country |
Canada
|
|
| % |
100.00%
|
100.00%
|
| Suzano Ecuador S.A.S. (Direct) | ECUADOR |
|
|
| Company's Operations [Line Items] |
|
|
| Main activity |
Business office
|
|
| Country |
Ecuador
|
|
| % |
100.00%
|
100.00%
|
| Suzano Finland Oy (Direct) | FINLAND |
|
|
| Company's Operations [Line Items] |
|
|
| Main activity |
Industrialization and commercialization of cellulose, microfiber cellulose and paper
|
|
| Country |
Finland
|
|
| % |
100.00%
|
100.00%
|
| Suzano International Finance B.V (Direct) | NETHERLANDS |
|
|
| Company's Operations [Line Items] |
|
|
| Main activity |
Financial fundraising
|
|
| Country |
Netherlands
|
|
| % |
100.00%
|
100.00%
|
| Suzano International Holding B.V. (Direct) | NETHERLANDS |
|
|
| Company's Operations [Line Items] |
|
|
| Main activity |
Holding
|
|
| Country |
Netherlands
|
|
| % |
100.00%
|
100.00%
|
| Suzano International Trade GmbH. (Direct) | AUSTRIA |
|
|
| Company's Operations [Line Items] |
|
|
| Main activity |
Business office
|
|
| Country |
Austria
|
|
| % |
100.00%
|
100.00%
|
| Suzano Packaging LLC (Indirect) | UNITED STATES |
|
|
| Company's Operations [Line Items] |
|
|
| Main activity |
Production of coated and uncoated paperboard, used in the production of Liquid Packaging Board and Cupstock
|
|
| Country |
United States of America
|
|
| % |
100.00%
|
100.00%
|
| Suzano Material Technology Development Ltd. (Direct) | CHINA |
|
|
| Company's Operations [Line Items] |
|
|
| Main activity |
Biotechnology research and development
|
|
| Country |
China
|
|
| % |
100.00%
|
100.00%
|
| Suzano Netherlands B.V. (Direct) | NETHERLANDS |
|
|
| Company's Operations [Line Items] |
|
|
| Main activity |
Financial fundraising
|
|
| Country |
Netherlands
|
|
| % |
100.00%
|
100.00%
|
| Suzano Operações Industriais e Florestais S.A. (Direct) | BRAZIL |
|
|
| Company's Operations [Line Items] |
|
|
| Main activity |
Industrialization, commercialization and exporting of pulp
|
|
| Country |
Brazil
|
|
| % |
100.00%
|
100.00%
|
| Suzano Pulp and Paper America Inc. (Direct) | UNITED STATES |
|
|
| Company's Operations [Line Items] |
|
|
| Main activity |
Business office
|
|
| Country |
United States of America
|
|
| % |
100.00%
|
100.00%
|
| Suzano Pulp and Paper Europe S.A. (Direct) | SWITZERLAND |
|
|
| Company's Operations [Line Items] |
|
|
| Main activity |
Business office
|
|
| Country |
Switzerland
|
|
| % |
100.00%
|
100.00%
|
| Suzano Shanghai Ltd. (Direct) | CHINA |
|
|
| Company's Operations [Line Items] |
|
|
| Main activity |
Business office
|
|
| Country |
China
|
|
| % |
100.00%
|
100.00%
|
| Suzano Shanghai Trading Ltd. (Direct) | CHINA |
|
|
| Company's Operations [Line Items] |
|
|
| Main activity |
Financial fundraising
|
|
| Country |
China
|
|
| % |
100.00%
|
100.00%
|
| Suzano Singapura Pte. Ltd (Direct) | SINGAPORE |
|
|
| Company's Operations [Line Items] |
|
|
| Main activity |
Business office
|
|
| Country |
Singapore
|
|
| % |
100.00%
|
100.00%
|
| Suzano Trading International KFT(Direct) | HUNGARY |
|
|
| Company's Operations [Line Items] |
|
|
| Main activity |
Business office
|
|
| Country |
Hungary
|
|
| % |
100.00%
|
100.00%
|
| Suzano Ventures LLC (Direct) | UNITED STATES |
|
|
| Company's Operations [Line Items] |
|
|
| Main activity |
Corporate venture capital
|
|
| Country |
United States of America
|
|
| % |
100.00%
|
100.00%
|
| Veracel Celulose S.A. (Direct) | BRAZIL |
|
|
| 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) | BRAZIL |
|
|
| 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) | UNITED STATES |
|
|
| Company's Operations [Line Items] |
|
|
| Main activity |
Biofuel research and development
|
|
| Country |
United States of America
|
|
| Proportion of ownership interest in associate |
24.80%
|
24.80%
|
| F&E Technologies LLC (Direct/Indirect) | UNITED STATES |
|
|
| 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) | BRAZIL |
|
|
| Company's Operations [Line Items] |
|
|
| Main activity |
Industrialization and commercialization of paperboard
|
|
| Country |
Brazil
|
|
| Proportion of ownership interest in associate |
49.90%
|
49.90%
|
| Simplifyber, Inc (Indirect) | UNITED STATES |
|
|
| Company's Operations [Line Items] |
|
|
| Main activity |
Production of consumer goods through the transformation of cellulose-based liquids
|
|
| Country |
United States of America
|
|
| Proportion of ownership interest in associate |
14.20%
|
13.91%
|
| Spinnova Plc (Direct) (“Spinnova”) | FINLAND |
|
|
| Company's Operations [Line Items] |
|
|
| Main activity |
Research of sustainable raw materials for the textile industry
|
|
| Country |
Finland
|
|
| Proportion of ownership interest in associate |
18.76%
|
18.77%
|
| Woodspin Oy (Direct/Indirect) (“Woodspin”) | FINLAND |
|
|
| 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%
|
| Bem Agro Integração e Desenvolvimento S.A. (Indirect) | BRAZIL |
|
|
| Company's Operations [Line Items] |
|
|
| Main activity |
Software solutions based on artificial intelligence and computer vision for agribusiness
|
|
| Country |
Brazil
|
|
| Proportion of ownership interest in associate |
5.82%
|
5.82%
|
| Celluforce Inc. (Direct) | CANADA |
|
|
| 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%
|
| Lenzing Aktiengesellschaft (Indirect) | AUSTRIA |
|
|
| Company's Operations [Line Items] |
|
|
| Main activity |
Production of wood-based cellulose fibers
|
|
| Country |
Austria
|
|
| Proportion of ownership interest in associate |
15.00%
|
15.00%
|
| Nfinite Nanotechnology Inc. (Indirect) | CANADA |
|
|
| 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%
|
5.00%
|