v3.26.1
Net finance expense (Details) - USD ($)
$ in Millions
3 Months Ended 6 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2026
Jun. 30, 2025
Net finance expense        
Senior Facilities interest expense $ 43 $ 40 $ 87 $ 79
Net pension interest cost 2 1 3 2
Lease interest cost 6 6 11 12
[Losses] on derivative financial instruments   3   8
Foreign currency translation losses. 4 1 5 2
Other net finance [expense] 7 8 13 12
Net finance expense before exceptional items 62 59 119 115
Exceptional net finance expense (note 5) 2 8 5 2
Net finance expense $ 64 $ 67 124 117
Interest Paid Related To Lease Liabilities     $ 11 $ 12