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Collateral for crude oil exploration concession agreements	6 Months Ended
	Jun. 30, 2023
Notes and other explanatory information [abstract]
Collateral for crude oil exploration concession agreements	21. Collateral for crude oil exploration concession agreements The Company has granted collateral to ANP in connection with the performance of the Minimum Exploration Programs established in the concession agreements for petroleum exploration areas in the total amount of US$ 1,819 (US$ 1,748 as of December 31, 2022), which is still in force as of June 30, 2023, net of commitments undertaken. As of June 30, 2023, the collateral comprises future crude oil production capacity from previously identified producing fields already in production, pledged as collateral, in the amount of US$ 1,764 (US$ 1,648 as of December 31, 2022) and bank guarantees of US$ 55 (US$ 100 as of December 31, 2022).

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- Definition

The disclosure of assets and liabilities used as collateral.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Name IAS
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-IssueDate 2023-01-01
-Paragraph 10
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-URIDate 2023-03-23

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No definition available.

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