v3.24.0.1
Interest expense (Details) - USD ($)
$ in Millions
12 Months Ended
Dec. 31, 2023
Dec. 31, 2022
Dec. 31, 2021
Interest expense      
Interest on long-term debt, excluding lease liabilities $ 104 $ 25 $ 27
Interest on lease liabilities 24 14 14
Amortization of financing fees and other 3 2 3
Interest accretion on provisions 13 0 0
Total 144 41 44
Foreign exchange      
Total $ 0 $ (7) $ (1)