Other Comprehensive Income (Loss) - Schedule of Comprehensive Income (Loss) (Details) - USD ($) $ in Millions		3 Months Ended		6 Months Ended
		Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022
Accumulated Other Comprehensive Income (Loss) [Line Items]
Total Other comprehensive income (loss), net of tax		$ 23	$ (72)	$ 79	$ 64
Total Other comprehensive income (loss)
Accumulated Other Comprehensive Income (Loss) [Line Items]
Other comprehensive income (loss), before tax		50	26	116	193
Other comprehensive income (loss), pretax		50	26	116	193
Total Other comprehensive income (loss), net of tax	[1]	48	(58)	120	80
Cumulative translation adjustments
Accumulated Other Comprehensive Income (Loss) [Line Items]
Other comprehensive income (loss), before tax		57	(70)	106	26
Other comprehensive income (loss), pretax		57	(70)	106	26
Total Other comprehensive income (loss), net of tax		52	(132)	111	(50)
Retirement plans and other retiree benefit adjustments
Accumulated Other Comprehensive Income (Loss) [Line Items]
Other comprehensive income (loss), before tax		7	19	16	37
Other comprehensive income (loss), before reclassifications, pretax		(1)	0	0	0
Reclassification from AOCI, pretax		8	19	16	37
Other comprehensive income (loss), pretax		7	19	16	37
Other comprehensive income (loss), before reclassifications, net of tax		(1)	0	0	0
Reclassification from AOCI, net of tax		7	13	13	28
Total Other comprehensive income (loss), net of tax		6	13	13	28
Gains (losses) on cash flow hedges
Accumulated Other Comprehensive Income (Loss) [Line Items]
Other comprehensive income (loss), before tax		(14)	77	(6)	130
Other comprehensive income (loss), before reclassifications, pretax		(17)	83	0	141
Reclassification from AOCI, pretax		3	(6)	(6)	(11)
Other comprehensive income (loss), pretax		(14)	77	(6)	130
Other comprehensive income (loss), before reclassifications, net of tax		(13)	66	0	111
Reclassification from AOCI, net of tax		3	(5)	(4)	(9)
Total Other comprehensive income (loss), net of tax		$ (10)	$ 61	$ (4)	$ 102

[1] Accumulated other comprehensive income (loss) includes cumulative translation losses of $3,381 at June 30, 2023 ($3,398 at June 30, 2022) and $3,431 at March 31, 2023 ($3,269 at March 31, 2022), respectively, and unrecognized retirement plan and other retiree benefits costs of $618 at June 30, 2023 ($1,015 at June 30, 2022) and $624 at March 31, 2023 ($1,030 at March 31, 2022), respectively.