v3.25.2
Postretirement Benefits - Schedule Of Net Benefit Costs (Details) - USD ($)
$ in Millions
 3 Months Ended 6 Months Ended
Jun. 30, 2025
Jun. 30, 2024
Jun. 30, 2025
Jun. 30, 2024
Components of net periodic benefit cost:        
Net periodic benefit cost (benefit) $ (67) $ 1 $ (53) $ (55)
Pension Benefits | U.S. Plans        
Components of net periodic benefit cost:        
Service cost 0 0 0 0
Interest cost 153 157 306 313
Expected return on plan assets (180) (175) (360) (350)
Amortization of prior service cost (credit) 0 0 0 0
Net periodic benefit cost (benefit) (27) (18) (54) (37)
Pension Benefits | Non-U.S. Plans        
Components of net periodic benefit cost:        
Service cost 12 11 23 22
Interest cost 27 31 55 61
Expected return on plan assets (40) (42) (80) (84)
Amortization of prior service cost (credit) 0 0 0 0
Net periodic benefit cost (benefit) (1) 0 (2) (1)
Other Postretirement Benefits        
Components of net periodic benefit cost:        
Service cost 16 17 32 34
Interest cost 30 33 61 66
Expected return on plan assets (2) (2) (4) (4)
Amortization of prior service cost (credit) (1) (4) (2) (7)
Net periodic benefit cost (benefit) $ 43 $ 44 $ 87 $ 89