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v3.23.3

Exploration and evaluation of oil and gas reserves (Tables) | 6 Months Ended
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Jun. 30, 2023
Notes and other explanatory information [abstract] |
Schedule of changes in balances of capitalized costs and capitalized acquisition costs |
Schedule of changes in balances of capitalized costs and capitalized acquisition costs |  |
Capitalized Exploratory Well Costs / Capitalized Acquisition Costs (1) | Jan-Jun/2023 | Jan-Jun/2022
Property plant and equipment |  |
Opening Balance | 1,876 | 2,376
Additions | 158 | 95
Write-offs | (1) | (14)
Transfers | (44) | (42)
Translation adjustment | 155 | (259)
Closing Balance | 2,144 | 2,156
Intangible Assets | 2,713 | 2,734
Capitalized Exploratory Well Costs / Capitalized Acquisition Costs | 4,857 | 4,890
(1) | Amounts capitalized and subsequently expensed in the same period have been excluded from this table.
Schedule of exploration costs recognized in the statement of income and cash used in oil and gas exploration and evaluation activities |
Schedule of exploration costs recognized in the statement of income and cash used in oil and gas exploration and evaluation activities |  |  |  |
| Jan-Jun/2023 | Jan-Jun/2022 | Apr-Jun/2023 | Apr-Jun/2022
Exploration costs recognized in the statement of income |  |  |  |
Geological and geophysical expenses | (317) | (136) | (192) | (83)
Exploration expenditures written off (includes dry wells and signature bonuses) | (38) | (94) | (6) | (71)
Contractual penalties on local content requirements | 7 | 108 | 7 | 110
Other exploration expenses | - | (1) | - | -
Total expenses | (348) | (123) | (191) | (44)
Cash used in: |  |  |  |
Operating activities | 317 | (135) | 192 | (81)
Investment activities | 306 | (980) | 241 | (904)
Total cash used | 623 | (1,115) | 433 | (985)

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