Fair Value Measurements and Financial Instruments - Schedule of Assets and Liabilities that are Measured at Fair Value on a Recurring Basis (Details) - USD ($) $ in Millions	Mar. 31, 2026	Dec. 31, 2025
Assets
Money market funds	$ 3,836	$ 4,998
Other investments	1	1
Derivatives	38	45
Liabilities
Derivatives	30	27
Quoted Prices in Active Markets for Identical Assets (Level 1)
Assets
Money market funds	3,836	4,998
Other investments	0	0
Derivatives	0	0
Liabilities
Derivatives	0	0
Significant Other Observable Inputs (Level 2)
Assets
Money market funds	0	0
Other investments	1	1
Derivatives	38	45
Liabilities
Derivatives	30	27
Significant Unobservable Inputs (Level 3)
Assets
Money market funds	0	0
Other investments	0	0
Derivatives	0	0
Liabilities
Derivatives	$ 0	$ 0