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.

No definition available.

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Balance Type:	na
Period Type:	duration

- Definition

The nominal value of capital issued.

+ References

Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Name IAS
-Number 1
-IssueDate 2022-03-24
-Paragraph 78
-Subparagraph e
-URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2022-en-r&anchor=para_78_e&doctype=Standard
-URIDate 2022-03-24

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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

The number of shares that have been authorised and issued, reduced by treasury shares held. [Refer: Treasury shares]

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name IAS
-Number 1
-IssueDate 2022-03-24
-Paragraph 79
-Subparagraph a
-Clause iv
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-URIDate 2022-03-24

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Balance Type:	na
Period Type:	instant

- Definition

Number of shares of common and preferred stock retired from treasury during the period.

+ References

No definition available.

+ Details

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Namespace Prefix:	suz_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	duration

- Details

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- Details

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SUBSEQUENT EVENTS (Details) - BRL (R$) R$ in Thousands	Feb. 28, 2023	Dec. 31, 2022	Dec. 31, 2021
Events subsequent to the reporting date
Share capital		R$ 9,235,546	R$ 9,235,546
Quantity of ordinary shares		1,361,263,584	1,361,263,584
Share Capital
Events subsequent to the reporting date
Share capital		R$ 9,269,281
Quantity of ordinary shares		1,361,263,584
Treasury shares canceled
Events subsequent to the reporting date
Number of shares canceled	37,145,969
Treasury shares canceled \| Share Capital
Events subsequent to the reporting date
Share capital	R$ 9,269,281
Quantity of ordinary shares	1,324,117,615