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INSURANCE COVERAGE (Details) - 12 months ended Dec. 31, 2020 R$ in Thousands, $ in Thousands | USD ($) | BRL (R$)
--- | --- | ---
INSURANCE COVERAGE |  |
Maximum insurance coverage for operational risks | $ 1,000,000 | R$ 5,196,700
Maximum insurance coverage for civil general liabilities | $ 20,000 | R$ 103,934
Insurance coverage for domestic and international transportation | 12 months |

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- References No definition available. + Details
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Namespace Prefix: | suzby_
Data Type: | xbrli:stringItemType
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Period Type: | duration

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- Definition The amount of insurance coverage for civil general liabilities. + References No definition available. + Details
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Namespace Prefix: | suzby_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

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- Definition The renewal period for insurance coverage for domestic and international transportation. + References No definition available. + Details
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Namespace Prefix: | suzby_
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Balance Type: | na
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- Definition The amount of insurance coverage for operational risks. + References No definition available. + Details
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Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant