XML 113 R104.htm IDEA: XBRL DOCUMENT
v3.24.1.1.u2

Intangible assets (Details Narrative) - BRL (R$) R$ in Thousands | Jun. 01, 2024 | Mar. 31, 2024 | Dec. 31, 2023 | Mar. 31, 2023 | Dec. 31, 2022
--- | --- | --- | --- | --- | ---
IfrsStatementLineItems [Line Items] |  |  |  |  |
Right of use | R$ 11,400 | R$ 44,459,122 | R$ 44,012,858 | R$ 39,744,201 | R$ 39,320,871
Program contracts commitments, current |  | 20,986 | 21,969 |  |
Program contracts commitments, noncurrent |  | R$ 12,139 | R$ 12,047 |  |
Amortization average rate |  | 5.10% | 5.00% |  |
Agreements in force recorded in contract asset |  | R$ 182,365 | R$ 183,876 |  |
Agreements in force recorded in intangible assets |  | 2,209,196 | R$ 2,191,361 |  |
Concession Agreements [Member] |  |  |  |  |
IfrsStatementLineItems [Line Items] |  |  |  |  |
Right of use |  | 51,692 |  |  | 54,356
Program Contracts [Member] |  |  |  |  |
IfrsStatementLineItems [Line Items] |  |  |  |  |
Right of use |  | R$ 165,104 |  |  | R$ 168,216

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- Definition The amount of non-current contract liabilities. [Refer: Contract liabilities] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 15 -IssueDate 2023-01-01 -Paragraph 105 -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=15&code=ifrs-tx-2023-en-r&anchor=para_105&doctype=Standard -URIDate 2023-03-23 + Details
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Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

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- References No definition available. + Details
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Namespace Prefix: | sbs_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

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- References No definition available. + Details
Name: | sbs_AgreementsInForceRecordedInIntangibleAssets
Namespace Prefix: | sbs_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

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- References No definition available. + Details
Name: | sbs_AmortizationAverageRate
Namespace Prefix: | sbs_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | instant

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- References No definition available. + Details
Name: | sbs_CurrentContractLiability
Namespace Prefix: | sbs_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

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- References No definition available. + Details
Name: | sbs_IfrsStatementLineItems
Namespace Prefix: | sbs_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

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- References No definition available. + Details
Name: | sbs_IntangibleAssetsOtherThanGoodwill1
Namespace Prefix: | sbs_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

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- Details
Name: | ifrs-full_ClassesOfPropertyPlantAndEquipmentAxis=sbs_ConcessionAgreementsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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- Details
Name: | ifrs-full_ClassesOfPropertyPlantAndEquipmentAxis=sbs_ProgramContractsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |