v3.25.2
Inventories (Tables)
12 Months Ended
Dec. 31, 2023
Subclassifications of assets, liabilities and equities [abstract]  
Summary of Detailed Information of Inventories
$ million
Dec 31, 2023Dec 31, 2022
Oil, gas and chemicals22,23227,823
Environmental certificates2,1082,557
Materials1,6791,514
Total26,01931,894