XML 156 R142.htm IDEA: XBRL DOCUMENT
v3.25.0.1

Employee benefits plans - Sensitivity analysis (Details) R$ in Thousands | Dec. 31, 2024 BRL (R$)
--- | ---
Sensitivity Analysis, +0.50% | Actuarial assumption of discount rates [member] |
Disclosure of defined benefit plans [line items] |
Increase (Decrease) in Defined Benefit Obligation Due to Reasonably Possible Increase in Present Value, Net | R$ 691,494
Sensitivity Analysis, +1.00% | Actuarial assumption of medical cost trend rates [member] |
Disclosure of defined benefit plans [line items] |
Increase (Decrease) in Defined Benefit Obligation Due to Reasonably Possible Increase in Present Value, Net | R$ 788,124

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

X
- Definition The increase (decrease) in a defined benefit obligation that would have been caused by an increase in the net present value of defined benefit obligation. + References No definition available. + Details
Name: | suz_IncreaseDecreaseInDefinedBenefitObligationDueToReasonablyPossibleIncreaseInPresentValueNet
Namespace Prefix: | suz_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Details
Name: | srt_StatementScenarioAxis=suz_SensitivityAnalysisIncreaseOf0.50PercentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_ActuarialAssumptionsAxis=ifrs-full_ActuarialAssumptionOfDiscountRatesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_StatementScenarioAxis=suz_SensitivityAnalysisIncreaseOf1.00PercentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_ActuarialAssumptionsAxis=ifrs-full_ActuarialAssumptionOfMedicalCostTrendRatesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |