XML 225 R149.htm IDEA: XBRL DOCUMENT v3.25.1

Provisions (Details 2) - BRL (R$) R$ in Thousands	Dec. 31, 2024	Dec. 31, 2023
IfrsStatementLineItems [Line Items]
Significant contingent liabilities	R$ 9,628,268	R$ 10,142,022
Customer Claim [Member]
IfrsStatementLineItems [Line Items]
Significant contingent liabilities	171,831	158,584
Supplier Claim [Member]
IfrsStatementLineItems [Line Items]
Significant contingent liabilities	807,950	968,752
Other Civil Claim [Member]
IfrsStatementLineItems [Line Items]
Significant contingent liabilities	669,108	695,097
Tax Claim [Member]
IfrsStatementLineItems [Line Items]
Significant contingent liabilities	1,362,849	1,067,350
Labor Claim [Member]
IfrsStatementLineItems [Line Items]
Significant contingent liabilities	1,321,935	3,093,735
Environmental Claim [Member]
IfrsStatementLineItems [Line Items]
Significant contingent liabilities	R$ 5,294,595	R$ 4,158,504

X

- Definition

The amount of the estimated financial effect of contingent liabilities. [Refer: Classes of contingent liabilities [domain]]

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name IAS
-Number 37
-IssueDate 2024-01-01
-Paragraph 86
-Subparagraph a
-URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=37&code=ifrs-tx-2024-en-r&anchor=para_86_a&doctype=Standard
-URIDate 2024-03-27

+ Details

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

X

- References

No definition available.

+ Details

Name:	sbs_IfrsStatementLineItems
Namespace Prefix:	sbs_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Details

Name:	ifrs-full_ClassesOfProvisionsAxis=sbs_CustomerClaimMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	ifrs-full_ClassesOfProvisionsAxis=sbs_SupplierClaimMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	ifrs-full_ClassesOfProvisionsAxis=sbs_OtherCivilClaimMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	ifrs-full_ClassesOfProvisionsAxis=sbs_TaxClaimMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	ifrs-full_ClassesOfProvisionsAxis=sbs_LaborClaimMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	ifrs-full_ClassesOfProvisionsAxis=sbs_EnvironmentalClaimMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: