v3.25.1
Pension, Savings and Other Postretirement Benefit Plans - Defined Benefit Pension Cost (Details) - USD ($)
$ in Millions
 3 Months Ended
Mar. 31, 2025
Mar. 31, 2024
United States    
Defined Benefit Plan Disclosure [Line Items]    
Defined Benefit Plan, Type [Extensible Enumeration] Pension Plan Pension Plan
Service cost $ 1 $ 2
Interest cost 41 44
Expected return on plan assets (51) (52)
Amortization of net losses 24 24
Net periodic pension cost 15 18
United States | Pension Plan    
Defined Benefit Plan Disclosure [Line Items]    
Net curtailments/settlements/termination benefits 8 (5)
Total defined benefit pension cost $ 23 $ 13
Non-U.S.    
Defined Benefit Plan Disclosure [Line Items]    
Defined Benefit Plan, Type [Extensible Enumeration] Pension Plan Pension Plan
Service cost $ 4 $ 5
Interest cost 24 27
Expected return on plan assets (22) (23)
Amortization of net losses 5 5
Net periodic pension cost 11 14
Non-U.S. | Pension Plan    
Defined Benefit Plan Disclosure [Line Items]    
Net curtailments/settlements/termination benefits 1 0
Total defined benefit pension cost $ 12 $ 14