v3.26.1
Accumulated Other Comprehensive Loss (Details) - USD ($)
$ in Millions
 3 Months Ended 6 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2026
Jun. 30, 2025
Increase (Decrease) Accumulated Other Comprehensive Loss, Net of Tax        
Balance (Beginning) $ 1,432 $ 1,249 $ 1,445 $ 1,205
Other comprehensive income 81 129 145 195
Balance (Ending) 539 1,369 539 1,369
Net Effect of Exchange Rate Fluctuations        
Increase (Decrease) Accumulated Other Comprehensive Loss, Net of Tax        
Balance (Beginning) (999) (1,343) (1,019) (1,435)
Change before reclassifications 86 213 106 305
Other comprehensive income 86 213 106 305
Balance (Ending) (913) (1,130) (913) (1,130)
Change in Certain Derivative Instruments        
Increase (Decrease) Accumulated Other Comprehensive Loss, Net of Tax        
Balance (Beginning) (85) (42) (119) (14)
Change before reclassifications (20) (83) 12 (111)
Amounts reclassified from accumulated other comprehensive income (loss) 3 3 6 6
Tax effect 4 3 3  
Other comprehensive income (13) (77) 21 (105)
Balance (Ending) (98) (119) (98) (119)
Employee Benefit Plans        
Increase (Decrease) Accumulated Other Comprehensive Loss, Net of Tax        
Balance (Beginning) (474) (529) (482) (526)
Change before reclassifications (1) 1 (2) (1)
Amounts reclassified from accumulated other comprehensive income (loss) 6 5 12 10
Translation effect (1) (12) 2 (18)
Tax effect (1) (1) (1) (1)
Other comprehensive income 3 (7) 11 (10)
Balance (Ending) (471) (536) (471) (536)
Accumulated Other Comprehensive Loss        
Increase (Decrease) Accumulated Other Comprehensive Loss, Net of Tax        
Balance (Beginning) (1,558) (1,914) (1,620) (1,975)
Change before reclassifications 65 131 116 193
Amounts reclassified from accumulated other comprehensive income (loss) 9 8 18 16
Translation effect (1) (12) 2 (18)
Tax effect 3 2 2 (1)
Other comprehensive income 76 129 138 190
Balance (Ending) $ (1,482) $ (1,785) $ (1,482) $ (1,785)