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v3.22.4

Additional Information - Summary of Ageing of Capitalised Exploratory Well Costs and Number of Projects Capitalised (Detail) - Exploration and evaluation assets [member] $ in Millions | 12 Months Ended |
--- | --- | ---
Dec. 31, 2022 USD ($) Projects | Dec. 31, 2021 USD ($) Projects | Dec. 31, 2020 USD ($) Projects | Dec. 31, 2019 USD ($)
Disclosure Of Detailed Information About Exploration And Evaluation [Line Items] |  |  |  |
Capitalised exploratory well costs | $ 807 | $ 614 | $ 2,045 | $ 3,809
One year or less [Member] |  |  |  |
Disclosure Of Detailed Information About Exploration And Evaluation [Line Items] |  |  |  |
Capitalised exploratory well costs | 124 | 19 | 330 |
Greater than one year [Member] |  |  |  |
Disclosure Of Detailed Information About Exploration And Evaluation [Line Items] |  |  |  |
Capitalised exploratory well costs | $ 683 | $ 595 | $ 1,715 |
Number of projects | Projects | 21 | 25 | 13 |

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- Details
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