XML 77 R68.htm IDEA: XBRL DOCUMENT v3.25.2

Company's Operations - Cancellation of shares and new share buyback program (Details) - BRL (R$) R$ in Thousands	12 Months Ended
	Dec. 31, 2024	Jun. 30, 2025
Company's Operations [Line Items]
Stock canceled During Period, Shares	(60,000,000,000)
Share capital	R$ 19,235,546	R$ 19,235,546
Share Capital
Company's Operations [Line Items]
Share capital		R$ 19,269,281

X

- Definition

The nominal value of capital issued.

+ References

Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Name IAS
-Number 1
-IssueDate 2024-01-01
-Paragraph 78
-Subparagraph e
-URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2024-en-r&anchor=para_78_e&doctype=Standard
-URIDate 2024-03-27

+ Details

Name:	ifrs-full_IssuedCapital
Namespace Prefix:	ifrs-full_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

X

- Definition

Company's Operations [Line Items]

+ References

No definition available.

+ Details

Name:	suz_CompanysOperationsLineItems
Namespace Prefix:	suz_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Stock canceled During Period, Shares

+ References

No definition available.

+ Details

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

X

- Details

Name:	ifrs-full_ComponentsOfEquityAxis=suz_IssuedCapitalGrossMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: