v3.26.1
Pension Benefits - Summary of Net Periodic Benefit Cost (Details) - Pension benefits - USD ($)
$ in Millions
 3 Months Ended 6 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2026
Jun. 30, 2025
U.S. Plans        
Defined Benefit Plan Disclosure [Line Items]        
Service cost $ 0 $ 0 $ 0 $ 0
Interest cost 2 2 4 4
Expected return on plan assets (3) (2) (5) (4)
Amortization of prior service (credit) 0 0 0 0
Total (1) 0 (1) 0
Foreign plan        
Defined Benefit Plan Disclosure [Line Items]        
Service cost 2 2 4 4
Interest cost 1 1 2 2
Expected return on plan assets (2) (2) (4) (4)
Amortization of prior service (credit) (1) 0 (1) (1)
Total $ 0 $ 1 $ 1 $ 1