v3.25.2
Interest expense (Tables)
 12 Months Ended
Dec. 31, 2023
Analysis of income and expense [abstract]  
Summary of Interest Expense
$ million
202320222021
Interest incurred and similar charges2,6691,9712,086
Interest expense related to leases1,7721,7241,987
Less: interest capitalised(532)(950)(917)
Other net losses/(gains) on fair value and cash flow hedges of debt
45(71)1
Accretion expense719507450
Total4,6733,1813,607