v3.26.1
Pension, Savings and Other Postretirement Benefit Plans - Schedule of Defined Benefit Pension Cost (Details) - Pension Plan - USD ($)
$ in Millions
 3 Months Ended 6 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2026
Jun. 30, 2025
U.S.        
Defined Benefit Plan Disclosure [Line Items]        
Defined Benefit Plan, Type [Extensible Enumeration]     Pension Plan Pension Plan
Service cost $ 2 $ 2 $ 3 $ 3
Interest cost 32 40 64 81
Expected return on plan assets (44) (50) (87) (101)
Amortization of net losses 21 23 43 47
Net periodic pension cost 11 15 23 30
Net curtailments/settlements/termination benefits 0 0 0 8
Total defined benefit pension cost 11 15 $ 23 $ 38
Non-U.S.        
Defined Benefit Plan Disclosure [Line Items]        
Defined Benefit Plan, Type [Extensible Enumeration]     Pension Plan Pension Plan
Service cost 3 4 $ 7 $ 8
Interest cost 25 26 50 50
Expected return on plan assets (22) (24) (45) (46)
Amortization of prior service cost 0 1 1 1
Amortization of net losses 6 5 11 10
Net periodic pension cost 12 12 24 23
Net curtailments/settlements/termination benefits 0 0 0 1
Total defined benefit pension cost $ 12 $ 12 $ 24 $ 24