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Impairment Of Exploration And Evaluation And Oil And Gas Properties - Summary of Sensitivity Analysis of Fair Value Measurement To Changes In Unobservable Inputs, Assets Oil And Gas Properties (Parenthetical) (Detail) - Oil And Gas Properties [member] | 12 Months Ended
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Dec. 31, 2021
Disclosure of sensitivity analysis of fair value measurement to changes in unobservable inputs, assets oil and gas properties [line items] |
Oil and gas properties measurement input description | 100 basis points
Discount rate, measurement input [member] |
Disclosure of sensitivity analysis of fair value measurement to changes in unobservable inputs, assets oil and gas properties [line items] |
Percentage of reasonably possible increase in unobservable input assets | 1.00%
Percentage of reasonably possible decrease in unobservable input assets | 1.00%
Brent Price Measurement Input [member] |
Disclosure of sensitivity analysis of fair value measurement to changes in unobservable inputs, assets oil and gas properties [line items] |
Percentage of reasonably possible increase in unobservable input assets | 10.00%
Percentage of reasonably possible decrease in unobservable input assets | 10.00%
FX Measurement Input [member] |
Disclosure of sensitivity analysis of fair value measurement to changes in unobservable inputs, assets oil and gas properties [line items] |
Percentage of reasonably possible increase in unobservable input assets | 12.00%
Percentage of reasonably possible decrease in unobservable input assets | 12.00%

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- Definition The percentage of a reasonably possible decrease in an unobservable input used in fair value measurement of assets. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IFRS -Number 13 -IssueDate 2022-03-24 -Paragraph 93 -Subparagraph h -Clause ii -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=13&code=ifrs-tx-2022-en-r&anchor=para_93_h_ii&doctype=Standard -URIDate 2022-03-24 + Details
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- Definition The percentage of a reasonably possible increase in an unobservable input used in fair value measurement of assets. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IFRS -Number 13 -IssueDate 2022-03-24 -Paragraph 93 -Subparagraph h -Clause ii -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=13&code=ifrs-tx-2022-en-r&anchor=para_93_h_ii&doctype=Standard -URIDate 2022-03-24 + Details
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- Definition Disclosure of sensitivity analysis of fair value measurement to changes in unobservable inputs, assets oil and gas properties. + References No definition available. + Details
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- Definition Oil and gas properties measurement input description. + References No definition available. + Details
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- Details
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- Details
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- Details
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- Details
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