Taxes (Details) - USD ($) $ in Millions	Jun. 30, 2025	Dec. 31, 2024
IfrsStatementLineItems [Line Items]
Current assets	$ 635	$ 411
Current liabilities	656	1,400
Non-current liabilities	591	530
Country Of Brazil [Member]
IfrsStatementLineItems [Line Items]
Current assets	634	405
Current liabilities	93	747
Non-current liabilities	591	530
Country Of Brazil [Member] \| Income taxes [member]
IfrsStatementLineItems [Line Items]
Current assets	634	405
Current liabilities	35	698
Non-current liabilities	384	330
Country Of Brazil [Member] \| Income Taxes Tax Settlement Programs [Member]
IfrsStatementLineItems [Line Items]
Current liabilities	58	49
Non-current liabilities	207	200
Foreign Countries [Member]
IfrsStatementLineItems [Line Items]
Current assets	1	6
Current liabilities	$ 563	$ 653

The current amount of current tax assets. [Refer: Current tax assets]

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name IAS
-Number 1
-IssueDate 2024-01-01
-Paragraph 54
-Subparagraph n
-URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2024-en-r&anchor=para_54_n&doctype=Standard
-URIDate 2024-03-27

+ Details

Name:	ifrs-full_CurrentTaxAssetsCurrent
Namespace Prefix:	ifrs-full_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

The current amount of current tax liabilities. [Refer: Current tax liabilities]

+ References

+ Details

Name:	ifrs-full_CurrentTaxLiabilitiesCurrent
Namespace Prefix:	ifrs-full_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

The non-current amount of current tax liabilities. [Refer: Current tax liabilities]

+ References

+ Details

Name:	ifrs-full_CurrentTaxLiabilitiesNoncurrent
Namespace Prefix:	ifrs-full_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- References

No definition available.

+ Details

Name:	pbr_IfrsStatementLineItems
Namespace Prefix:	pbr_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Details

Name:	ifrs-full_SegmentsAxis=pbr_CountryOfBrazilMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	ifrs-full_TemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsAxis=pbr_IncomeTaxesMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	ifrs-full_TemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsAxis=pbr_IncomeTaxesTaxSettlementProgramsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	ifrs-full_SegmentsAxis=pbr_OtherForeignCountriesMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: