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Supplemental Cash Flow Information - Summary of Reconciliation of Liabilities Arising from Financing Activities (Details) - Long-term borrowings [member] - USD ($)
$ in Millions
 12 Months Ended
Dec. 31, 2024
Dec. 31, 2023
Accretion of bond discount    
Long-term debt, opening balance $ 919 $ 1,027
Net repayment of long-term debt (233) (122)
The effect of changes in foreign exchange rates (1) (1)
Amortization of deferred transaction costs 13 11
Accretion of Notes discount 12 8
Deferred transaction costs (2) (4)
Long-term debt, closing balance $ 708 $ 919