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CONSOLIDATED STATEMENTS OF CHANGES IN EQUITY (Parenthetical) | 12 Months Ended
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Dec. 31, 2018 | Dec. 31, 2017
CONSOLIDATED STATEMENTS OF CHANGES IN EQUITY |  |
Tax incentive, reduction of calculated income tax (as a percent) | 75.00% | 75.00%

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

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- Definition Percentage of reduction in calculated income tax, as a result of a tax incentive program. + References No definition available. + Details
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Namespace Prefix: | suzby_
Data Type: | num:percentItemType
Balance Type: | na
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