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Impairment (Details Narrative) - USD ($) | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2022 | Jun. 30, 2021 | Jun. 30, 2022 | Jun. 30, 2021
DisclosureImpairmentLineItems [Line Items] |  |  |  |
Net impairment losses |  |  | $ 167 |
Impairment loss (reversal of impairment loss) recognised in profit or loss | $ (168,000,000) | $ (90,000,000) | (167,000,000) | $ (180,000,000)
Losses on disposals of investments |  |  | 26,000,000.00 |
Impairment loss reversal of impairment loss recognised in profit or loss2 |  |  | 404 |
Accumulated impairment [member] |  |  |  |
DisclosureImpairmentLineItems [Line Items] |  |  |  |
Net impairment losses |  |  |  | 27,000,000
Accumulated impairment [member] | Bahia [Member] |  |  |  |
DisclosureImpairmentLineItems [Line Items] |  |  |  |
Net impairment losses |  |  |  | 79,000,000
Accumulated impairment [member] | Basin [Member] | Rio De Janerio [Member] |  |  |  |
DisclosureImpairmentLineItems [Line Items] |  |  |  |
Impairment loss (reversal of impairment loss) recognised in profit or loss |  |  |  | 41,000,000
Accumulated impairment [member] | Producing Properties Relating To Oil And Gas Activities Brazil [Member] |  |  |  |
DisclosureImpairmentLineItems [Line Items] |  |  |  |
Net impairment losses |  |  | 51,000,000 |
Accumulated impairment [member] | Cash generating unit [member] |  |  |  |
DisclosureImpairmentLineItems [Line Items] |  |  |  |
Net impairment losses |  |  | 52,000,000 | $ 190,000,000
Accumulated impairment [member] | Cash Generating Unit One [Member] |  |  |  |
DisclosureImpairmentLineItems [Line Items] |  |  |  |
Net impairment losses |  |  | $ 44,000,000 |

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- Definition The amount recognised as a reduction of the carrying amount of an asset or cash-generating unit to its recoverable amount. [Refer: Carrying amount [member]] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 36 -IssueDate 2021-01-01 -Paragraph 130 -Subparagraph b -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=36&code=ifrs-tx-2021-en-r&anchor=para_130_b&doctype=Standard -URIDate 2021-03-24 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 36 -IssueDate 2021-01-01 -Paragraph 130 -Subparagraph d -Clause ii -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=36&code=ifrs-tx-2021-en-r&anchor=para_130_d_ii&doctype=Standard -URIDate 2021-03-24 + Details
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- Definition The amount of impairment loss or reversal of impairment loss recognised in profit or loss. [Refer: Impairment loss recognised in profit or loss; Reversal of impairment loss recognised in profit or loss] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 1 -IssueDate 2021-01-01 -Paragraph 99 -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2021-en-r&anchor=para_99&doctype=Standard -URIDate 2021-03-24 + Details
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- Definition The losses on the disposal of investments. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 1 -IssueDate 2021-01-01 -Paragraph 98 -Subparagraph d -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2021-en-r&anchor=para_98_d&doctype=Standard -URIDate 2021-03-24 + Details
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