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Intangible assets | 6 Months Ended
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Jun. 30, 2024
Notes and other explanatory information [abstract] |
Intangible assets |
| 18. | Intangible assets
| 18.1. | By class of assets
Schedule of intangible assets by class of assets |  |  |  |
| Rights and Concessions (1) | Software | Goodwill | Total
Balance at December 31, 2023 | 2,425 | 592 | 25 | 3,042
Cost | 2,489 | 1,891 | 25 | 4,405
Accumulated amortization and impairment | (64) | (1,299) | − | (1,363)
Addition | 1 | 101 | − | 102
Capitalized borrowing costs | − | 4 | − | 4
Transfers | − | 4 | − | 4
Amortization | (2) | (65) | − | (67)
Translation adjustment | (312) | (82) | (3) | (397)
Balance at June 30, 2024 | 2,112 | 554 | 22 | 2,688
Cost | 2,169 | 1,736 | 22 | 3,927
Accumulated amortization and impairment | (57) | (1,182) | − | (1,239)
Estimated useful life in years | (2) | 5 | Indefinite |
Balance at December 31, 2022 | 2,523 | 439 | 24 | 2,986
Cost | 2,578 | 1,560 | 24 | 4,162
Accumulated amortization and impairment | (55) | (1,121) | − | (1,176)
Addition | 148 | 84 | − | 232
Capitalized borrowing costs | − | 6 | − | 6
Write-offs | (35) | − | − | (35)
Transfers | − | 1 | − | 1
Signature Bonuses Transfers (3) | (6) | − | − | (6)
Amortization | (2) | (46) | − | (48)
Translation adjustment | 210 | 39 | 2 | 251
Balance at June 30, 2023 | 2,838 | 523 | 26 | 3,387
Cost | 2,900 | 1,779 | 26 | 4,705
Accumulated amortization and impairment | (62) | (1,256) | − | (1,318)
Estimated useful life in years | (2) | 5 | Indefinite |
(1) | It comprises mainly signature bonuses (amounts paid in concession and production sharing contracts for oil or natural gas exploration), in addition to public service concessions, trademarks and patents and others.
(2) | Mainly composed of assets with indefinite useful lives, which are reviewed annually to determine whether events and circumstances continue to support an indefinite useful life assessment.
(3) | Transfer to PP&E Assets. In 2023, it refers to the declaration of commerciality of the Manjuba field.

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- Definition The entire disclosure for intangible assets. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 38 -IssueDate 2023-01-01 -Section Disclosure -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=38&code=ifrs-tx-2023-en-r&doctype=Standard&dita_xref=IAS38_g118-128_TI -URIDate 2023-03-23 + Details
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