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Long-term Employee Benefits (Details) - Pension Plan - USD ($)
$ in Millions
3 Months Ended
Mar. 31, 2024
Mar. 31, 2023
Net periodic benefit cost    
Service cost $ 1 $ 2
Interest cost 5 5
Expected return on plan assets (3) (3)
Amortization of actuarial loss, net 1 0
Net periodic benefit cost $ 4 $ 4