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v3.25.2

Exploration and evaluation of oil and gas reserves (Details Narrative) - USD ($) $ in Millions | Jun. 30, 2025 | Dec. 31, 2024
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IfrsStatementLineItems [Line Items] |  |
Collateral for crude oil exploration concession agreements, amount | $ 1,445 | $ 1,250
Marlim [Member] |  |
IfrsStatementLineItems [Line Items] |  |
Assets pledged as collateral | 1,406 | 1,239
Buzios [Member] |  |
IfrsStatementLineItems [Line Items] |  |
Assets pledged as collateral | $ 39 | $ 11

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