v3.25.4
Accumulated Other Comprehensive Income (Loss) (Details) - USD ($)
$ in Millions
 12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Dec. 31, 2023
Increase (Decrease) Accumulated Other Comprehensive Loss, Net of Tax      
Balance (Beginning) $ 1,205 $ 1,744 $ 1,528
Other comprehensive income (loss) 370 (405) 293
Balance (Ending) 1,445 1,205 1,744
Net Effect of Exchange Rate Fluctuations      
Increase (Decrease) Accumulated Other Comprehensive Loss, Net of Tax      
Balance (Beginning) (1,435) (949) (1,280)
Change before reclassifications 416 (486) 331
Other comprehensive income (loss) 416 (486) 331
Balance (Ending) (1,019) (1,435) (949)
Change in Certain Derivative Instruments      
Increase (Decrease) Accumulated Other Comprehensive Loss, Net of Tax      
Balance (Beginning) (14) (43) 4
Change before reclassifications (113) 28 (68)
Amounts reclassified from accumulated other comprehensive income (loss) 12 (4) 20
Translation effect   2 (4)
Tax effect (4) 3 5
Other comprehensive income (loss) (105) 29 (47)
Balance (Ending) (119) (14) (43)
Employee Benefit Plans      
Increase (Decrease) Accumulated Other Comprehensive Loss, Net of Tax      
Balance (Beginning) (526) (588) (585)
Change before reclassifications 41 40 (26)
Amounts reclassified from accumulated other comprehensive income (loss) 20 26 33
Translation effect (14) 4 (14)
Tax effect (3) (8) 4
Other comprehensive income (loss) 44 62 (3)
Balance (Ending) (482) (526) (588)
Accumulated Other Comprehensive Loss      
Increase (Decrease) Accumulated Other Comprehensive Loss, Net of Tax      
Balance (Beginning) (1,975) (1,580) (1,861)
Change before reclassifications 344 (418) 237
Amounts reclassified from accumulated other comprehensive income (loss) 32 22 53
Translation effect (14) 6 (18)
Tax effect (7) (5) 9
Other comprehensive income (loss) 355 (395) 281
Balance (Ending) $ (1,620) $ (1,975) $ (1,580)