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Trade and other receivables (Details 2) - USD ($)
$ in Millions
 12 Months Ended
Dec. 31, 2024
Dec. 31, 2023
Trade And Other Receivables    
Opening balance $ 1,615 $ 1,536
Additions 328 170
Write-offs (12) (66)
Reversals (62) (94)
Translation adjustment (228) 69
Closing balance 1,641 1,615
Current 305 285
Non-current $ 1,336 $ 1,330