Comprehensive Income And Accumulated Other Comprehensive Income - Changes in Components of Accumulated Other Comprehensive Income (Detail) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2025	Dec. 31, 2024	Dec. 31, 2023
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]
Beginning Balance	$ 3,727	$ 3,476	$ 2,689
Other comprehensive income (loss)	129	(71)	72
Ending Balance	4,205	3,727	3,476
Total
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]
Beginning Balance	(638)	(567)	(643)
Other comprehensive income (loss) before reclassifications	139	(71)	78
Amounts reclassified from AOCL	(1)	0	(2)
Other comprehensive income (loss)	138	(71)	76
Ending Balance	(500)	(638)	(567)
Foreign  Currency Translation Adjustments
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]
Beginning Balance	(832)	(520)	(736)
Other comprehensive income (loss) before reclassifications	601	(312)	216
Amounts reclassified from AOCL	0	0	0
Other comprehensive income (loss)	601	(312)	216
Ending Balance	(231)	(832)	(520)
Gains (Losses) on Cash Flow Hedges
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]
Beginning Balance	(42)	(44)	(45)
Other comprehensive income (loss) before reclassifications	0	0	0
Amounts reclassified from AOCL	1	2	1
Other comprehensive income (loss)	1	2	1
Ending Balance	(41)	(42)	(44)
Net Investment Hedges
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]
Beginning Balance	275	53	185
Other comprehensive income (loss) before reclassifications	(469)	222	(132)
Amounts reclassified from AOCL	0	0	0
Other comprehensive income (loss)	(469)	222	(132)
Ending Balance	(194)	275	53
Pension and  Other Retirement Benefits
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]
Beginning Balance	(39)	(56)	(47)
Other comprehensive income (loss) before reclassifications	7	19	(6)
Amounts reclassified from AOCL	(2)	(2)	(3)
Other comprehensive income (loss)	5	17	(9)
Ending Balance	$ (34)	$ (39)	$ (56)