Other Comprehensive Income (Loss) - Schedule of Comprehensive Income (Loss) (Details) - USD ($) $ in Millions	3 Months Ended				6 Months Ended
	Jun. 30, 2024		Jun. 30, 2023		Jun. 30, 2024	Jun. 30, 2023
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Total Other comprehensive income (loss), net of tax	$ (110)		$ 23		$ (199)	$ 79
Accumulated Other Comprehensive Income (Loss)
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Total Other comprehensive income (loss), net of tax	(109)	[1]	48	[1]	(191)	120	[2]
Cumulative translation adjustments, pre-tax
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Other comprehensive income (loss), pretax	(94)		57		(165)	106
Tax amounts	(23)		(5)		(39)	5
Total Other comprehensive income (loss), net of tax	(117)		52		(204)	111
Retirement Plan and other retiree benefit adjustments, net of tax
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Other comprehensive income (loss), before reclassifications, pretax	0		(1)		(1)	0
Reclassification from AOCI, pretax	6		8		15	16
Other comprehensive income (loss), pretax	6		7		14	16
Tax amounts	0		(1)		(3)	(3)
Total Other comprehensive income (loss), net of tax	6		6		11	13
Gains (losses) on cash flow hedges, net of tax
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Other comprehensive income (loss), before reclassifications, pretax	1		(17)		1	0
Reclassification from AOCI, pretax	1		3		1	(6)
Other comprehensive income (loss), pretax	2		(14)		2	(6)
Tax amounts	0		4		0	2
Total Other comprehensive income (loss), net of tax	$ 2		$ (10)		$ 2	$ (4)

[1] Accumulated other comprehensive income (loss) includes cumulative translation losses of $3,555 at June 30, 2024 ($3,381 at June 30, 2023) and $3,438 at March 31, 2024 ($3,431 at March 31, 2023), respectively, and unrecognized retirement plan and other retiree benefits costs of $636 at June 30, 2024 ($618 at June 30, 2023) and $643 at March 31, 2024 ($624 at March 31, 2023), respectively.

[2] Accumulated other comprehensive income (loss) includes cumulative translation losses of $3,555 at June 30, 2024 ($3,381 at June 30, 2023) and $3,351 at December 31, 2023 ($3,491 at December 31, 2022), respectively, and unrecognized retirement plan and other retiree benefits costs of $636 at June 30, 2024 ($618 at June 30, 2023) and $647 at December 31, 2023 ($631 at December 31, 2022), respectively.