v3.26.1
Pension - Defined Benefit Plan (Details) - USD ($)
$ in Millions
3 Months Ended
Mar. 31, 2026
Mar. 31, 2025
Retirement Benefits [Abstract]    
Interest cost $ 4 $ 4
Expected return on plan assets (4) (3)
Amortization of net actuarial loss 0 1
Settlement losses 1 0
Net periodic benefit cost $ 1 $ 2