v3.26.3
Accumulated Other Comprehensive Income (Loss) - Schedule of Changes in Accumulated Other Comprehensive Income (Loss) (Detail) - USD ($)
$ in Millions
 3 Months Ended 9 Months Ended
Sep. 30, 2026
Sep. 30, 2025
Sep. 30, 2026
Sep. 30, 2025
Accumulated Other Comprehensive Income (Loss) [Roll Forward]        
Balance, beginning of period     $ 14,154  
Other comprehensive (loss) income $ (65) $ (48) (223) $ 1,064
Balance, end of period 13,259   13,259  
Foreign Currency Translation Adjustments        
Accumulated Other Comprehensive Income (Loss) [Roll Forward]        
Balance, beginning of period (1,440) (1,264) (1,273) (2,426)
OCI before reclassifications (69) (47) (236) 1,067
Reclassifications due to business divestitures       48
Amounts reclassified from AOCI 0   0 0
Other comprehensive (loss) income (69) (47) (236) 1,115
Balance, end of period (1,509) (1,311) (1,509) (1,311)
Gains (Losses)  on Derivatives Qualifying as Hedges        
Accumulated Other Comprehensive Income (Loss) [Roll Forward]        
Balance, beginning of period (1) (3) (4) (2)
OCI before reclassifications 4 0 7 (1)
Reclassifications due to business divestitures       0
Amounts reclassified from AOCI 1   1 0
Other comprehensive (loss) income 3 0 6 (1)
Balance, end of period 2 (3) 2 (3)
Pension and Postretirement Liability Adjustment        
Accumulated Other Comprehensive Income (Loss) [Roll Forward]        
Balance, beginning of period (147) (148) (153) (99)
OCI before reclassifications 3 (1) 13 (2)
Reclassifications due to business divestitures       (50)
Amounts reclassified from AOCI 2   6 (2)
Other comprehensive (loss) income 1 (1) 7 (50)
Balance, end of period (146) (149) (146) (149)
AOCI Attributable to Parent        
Accumulated Other Comprehensive Income (Loss) [Roll Forward]        
Balance, beginning of period (1,588) (1,415) (1,430) (2,527)
OCI before reclassifications (62) (48) (216) 1,064
Reclassifications due to business divestitures       (2)
Amounts reclassified from AOCI 3   7 (2)
Other comprehensive (loss) income (65) (48) (223) 1,064
Balance, end of period $ (1,653) $ (1,463) $ (1,653) $ (1,463)