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Long-Term Employee Benefit Liabilities - Company's Termination and Long-term Service Arrangements (Detail) - USD ($)
$ in Millions
 12 Months Ended
Dec. 31, 2024
Dec. 31, 2023
Schedule of Termination and Long-term Service Arrangements [Line Items]    
Non-current liability $ 533 $ 591
Termination and Long-term Service Arrangements [Member]    
Schedule of Termination and Long-term Service Arrangements [Line Items]    
Projected benefit obligation Beginning of year 445 387
Projected benefit obligation Current service cost 16 16
Projected benefit obligation Interest cost 20 20
Actuarial (gains) losses and changes in actuarial assumptions (4) 21
Projected benefit obligation Benefits paid (46) (24)
Projected benefit obligation Foreign exchange (40) 25
Ending funded status – Plan deficit 391 445
Current liability 16 17
Non-current liability 375 428
Net liability 391 445
Unrecognized actuarial losses recorded in accumulated other comprehensive income (51) (59)
Current service cost 16 16
Interest cost 20 20
Actuarial losses 3 7
Net periodic benefit cost $ 39 $ 43