v3.25.2
Property, plant and equipment - Summary of Exploration Drilling Costs Capitalised for Periods Greater Than One Year (Details)
$ in Millions
Dec. 31, 2023
USD ($)
project
well
Disclosure Of Detailed Information About Exploration And Evaluation Assets [Line Items]  
Projects, number | project 23
Projects, value $ 1,618
Wells, number | well 64
Wells, value $ 1,618
Between 1 and 5 years  
Disclosure Of Detailed Information About Exploration And Evaluation Assets [Line Items]  
Projects, number | project 13
Projects, value $ 721
Wells, number | well 14
Wells, value $ 353
Between 6 and 10 years  
Disclosure Of Detailed Information About Exploration And Evaluation Assets [Line Items]  
Projects, number | project 6
Projects, value $ 704
Wells, number | well 22
Wells, value $ 708
Between 11 and 15 years  
Disclosure Of Detailed Information About Exploration And Evaluation Assets [Line Items]  
Projects, number | project 2
Projects, value $ 69
Wells, number | well 20
Wells, value $ 390
Between 16 and 20 years  
Disclosure Of Detailed Information About Exploration And Evaluation Assets [Line Items]  
Projects, number | project 2
Projects, value $ 124
Wells, number | well 8
Wells, value $ 167