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Pension and Other Postretirement Healthcare Benefits - Schedule of Components of Net Periodic Cost Associated with Our U.S. and Foreign Pension Plans (Details) - USD ($)
$ in Millions
 3 Months Ended 9 Months Ended
Sep. 30, 2024
Sep. 30, 2023
Sep. 30, 2024
Sep. 30, 2023
Pensions        
Net periodic cost:        
Service cost $ 1 $ 0 $ 3 $ 2
Interest cost 4 5 13 13
Expected return on plan assets (5) (5) (15) (15)
Net amortization of actuarial loss and prior service credit 0 0 1 0
Total net periodic cost 0 0 2 0
Other Postretirement Benefit Plans        
Net periodic cost:        
Interest cost 1 0 2 1
Total net periodic cost $ 1 $ 0 $ 2 $ 1