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Collateral for crude oil exploration concession agreements (Details Narrative) - USD ($) $ in Millions | Jun. 30, 2023 | Dec. 31, 2022
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IfrsStatementLineItems [Line Items] |  |
Collateral for crude oil exploration concession agreements, amount | $ 1,819 | $ 1,748
Exploration and evaluation assets [member] |  |
IfrsStatementLineItems [Line Items] |  |
Assets pledged as collateral | 1,764 | 1,648
Exploration And Evaluation Asset [Member] |  |
IfrsStatementLineItems [Line Items] |  |
Assets pledged as collateral | $ 55 | $ 100

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Namespace Prefix: | PBR_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

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Namespace Prefix: | PBR_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

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Namespace Prefix: | PBR_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

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- Details
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Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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- Details
Name: | PBR_CollaborationArrangementsAxis=PBR_ExplorationAndEvaluationAssetMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |