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v3.25.1

SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Details) | 12 Months Ended
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Dec. 31, 2024 segment
SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES |
Number of Reportable Segments | 2
Biological assets for production [Domain] |
SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES |
Age of biological assets in formation accounted for at the formation cost | 2 years

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- Definition Line items represent concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes of the table. + References No definition available. + Details
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Namespace Prefix: | suz_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

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- Definition The maximum age of biological assets in formation which are accounted for at the formation cost. + References No definition available. + Details
Name: | suz_MaximumAgeOfBiologicalAssetsInFormationAccountedForAtFormationCost
Namespace Prefix: | suz_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

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- Definition Number of Reportable Segments1 + References No definition available. + Details
Name: | suz_NumberOfReportableSegments1
Namespace Prefix: | suz_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | instant

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- Details
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Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |