v3.26.1
Borrowings and financing (Details 9)
R$ in Thousands
Dec. 31, 2025
BRL (R$)
IfrsStatementLineItems [Line Items]
Borrowings and financing - credit limits
R$ 2,741
Brazilian Federal Savings Bank [Member]
IfrsStatementLineItems [Line Items]
Borrowings and financing - credit limits
703
Brazilian Development Bank – BNDES [Member]
IfrsStatementLineItems [Line Items]
Borrowings and financing - credit limits
7
Inter-American Development Bank (IDB) [Member]
IfrsStatementLineItems [Line Items]
Borrowings and financing - credit limits
577
International Bank for Reconstruction and Development (IBRD) [Member]
IfrsStatementLineItems [Line Items]
Borrowings and financing - credit limits
501
BTG Pactual Bank [Member]
IfrsStatementLineItems [Line Items]
Borrowings and financing - credit limits
949
Other Borrowings And Financing [Member]
IfrsStatementLineItems [Line Items]
Borrowings and financing - credit limits
R$ 4
X
- References
No definition available.
+ Details
Name:
sbs_BorrowingsAndFinancingCreditLimited
Namespace Prefix:
sbs_
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_CategoriesOfRelatedPartiesAxis=sbs_BrazilianFederalSavingsBankMember
Namespace Prefix:
Data Type:
na
Balance Type:
Period Type:
X
- Details
Name:
ifrs-full_CategoriesOfRelatedPartiesAxis=sbs_BrazilianDevelopmentsBankBNDESMember
Namespace Prefix:
Data Type:
na
Balance Type:
Period Type:
X
- Details
Name:
ifrs-full_CategoriesOfRelatedPartiesAxis=sbs_InterAmericanDevelopmentBankIDBMember
Namespace Prefix:
Data Type:
na
Balance Type:
Period Type:
X
- Details
Name:
ifrs-full_CategoriesOfRelatedPartiesAxis=sbs_InternationalBankForReconstructionAndDevelopmenstMember
Namespace Prefix:
Data Type:
na
Balance Type:
Period Type:
X
- Details
Name:
ifrs-full_CategoriesOfRelatedPartiesAxis=sbs_BTGPactualBankMember
Namespace Prefix:
Data Type:
na
Balance Type:
Period Type:
X
- Details
Name:
ifrs-full_CategoriesOfRelatedPartiesAxis=sbs_OtherBorrowingsAndFinancingMember
Namespace Prefix:
Data Type:
na
Balance Type:
Period Type: