Fair Value Measurements - Fair Value, Assets and Liabilities Measured on Recurring Basis (Details) - USD ($) $ in Millions	Mar. 31, 2024	Dec. 31, 2023
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Corporate notes	$ 506	$ 499
Derivatives	87	122
Derivatives	(81)	(58)
Fair Value, Recurring
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Money market funds	1,919	1,514
Commercial paper	299	291
Corporate notes	200	183
U.S. and local government agencies	17	25
Other equity investments	75	44
Derivatives	87	122
Total assets	2,597	2,179
Derivatives	(81)	(58)
Other	(17)
Total liabilities	(98)	(58)
Fair Value, Recurring | Level 1
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Money market funds	1,919	1,514
Other equity investments	75	44
Total assets	1,994	1,558
Fair Value, Recurring | Level 2
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Commercial paper	299	291
Corporate notes	200	183
U.S. and local government agencies	17	25
Derivatives	87	122
Total assets	603	621
Derivatives	(81)	(58)
Other	(17)
Total liabilities	$ (98)	$ (58)