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Risk management (Details Narrative) - USD ($) $ in Millions | 6 Months Ended
--- | ---
Jun. 30, 2022 | Jun. 30, 2021
Risk Management |  |
Foreign exchange gains (losses) | $ 83 | $ 15

X
- Definition The element represents foreign exchange gains. + References No definition available. + Details
Name: | pbr_ForeignExchangeGains
Namespace Prefix: | pbr_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

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