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Collateral for crude oil exploration concession agreements (Details Narrative) - Exploration and evaluation assets [member] - USD ($) $ in Millions | Jun. 30, 2022 | Dec. 31, 2021
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DisclosureCollateralForCrudeOilExplorationConcessionAgreementsLineItems [Line Items] |  |
Collateral agreement amount gross | $ 1,913 | $ 1,574
Collateral agreement amount | 1,913 | 1,574
Oil Reserves 1 [Member] |  |
DisclosureCollateralForCrudeOilExplorationConcessionAgreementsLineItems [Line Items] |  |
Amount pledged on collateral | 1,324 | 1,243
Bank Guarantees [Member] |  |
DisclosureCollateralForCrudeOilExplorationConcessionAgreementsLineItems [Line Items] |  |
Amount pledged on collateral | $ 589 | $ 331

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- Definition The element represents assets pledged as collateral. + References No definition available. + Details
Name: | pbr_AssetsPledgedAsCollateral
Namespace Prefix: | pbr_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

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- Definition The element represents collateral agreement amount. + References No definition available. + Details
Name: | pbr_CollateralAgreementAmount
Namespace Prefix: | pbr_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

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- Definition The element represents collateral agreement amount gross. + References No definition available. + Details
Name: | pbr_CollateralAgreementAmountGross
Namespace Prefix: | pbr_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

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

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- Details
Name: | pbr_CollaborationArrangementsAxis=ifrs-full_ExplorationAndEvaluationAssetsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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- Details
Name: | ifrs-full_ClassesOfAssetsAxis=pbr_OilReserves1Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_ClassesOfAssetsAxis=pbr_BankGuaranteesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |