Comprehensive Income And Accumulated Other Comprehensive Loss - Changes in Components of Accumulated Other Comprehensive Loss (Detail) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2024	Sep. 30, 2023	Sep. 30, 2024	Sep. 30, 2023
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Beginning Balance	$ 3,938	$ 3,312	$ 3,476	$ 2,689
Ending Balance	4,068	3,352	4,068	3,352
Total
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Beginning Balance	(617)	(570)	(567)	(643)
Other comprehensive income/(loss) before reclassifications	113	(82)	63	(8)
Amounts reclassified from AOCL	1	0	1	(1)
Other comprehensive income/(loss)	114	(82)	64	(9)
Ending Balance	(503)	(652)	(503)	(652)
Pension and Other Retirement Benefits
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Beginning Balance	(59)	(48)	(56)	(47)
Other comprehensive income/(loss) before reclassifications	0	1	(2)	1
Amounts reclassified from AOCL	0	(1)	(1)	(2)
Other comprehensive income/(loss)	0	0	(3)	(1)
Ending Balance	(59)	(48)	(59)	(48)
Cash Flow Hedges
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Beginning Balance	(43)	(45)	(44)	(45)
Other comprehensive income/(loss) before reclassifications	0	0	0	0
Amounts reclassified from AOCL	1	1	2	1
Other comprehensive income/(loss)	1	1	2	1
Ending Balance	(42)	(44)	(42)	(44)
Foreign Currency Translation Adjustments
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Beginning Balance	(674)	(577)	(520)	(736)
Other comprehensive income/(loss) before reclassifications	249	(176)	95	(17)
Amounts reclassified from AOCL	0	0	0	0
Other comprehensive income/(loss)	249	(176)	95	(17)
Ending Balance	(425)	(753)	(425)	(753)
Net Investment Hedges
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Beginning Balance	159	100	53	185
Other comprehensive income/(loss) before reclassifications	(136)	93	(30)	8
Amounts reclassified from AOCL	0	0	0	0
Other comprehensive income/(loss)	(136)	93	(30)	8
Ending Balance	$ 23	$ 193	$ 23	$ 193