Cash, Cash Equivalents and Marketable Securities - Schedule of Amortized Cost, Gross Unrealized Gains and Losses and Fair Value of Our Cash, Cash Equivalents and Marketable Securities Considered as Available for Sale by Type of Securities (Details) - USD ($) $ in Millions	Dec. 31, 2022	Dec. 31, 2021
Debt Securities, Available-for-Sale [Line Items]
Amortized Cost	$ 1,145	$ 682
Unrealized Loss	(7)	(1)
Fair Value	1,138	681
Money Market Funds
Debt Securities, Available-for-Sale [Line Items]
Amortized Cost	169	148
Fair Value	169	148
U.S. Treasury Securities
Debt Securities, Available-for-Sale [Line Items]
Amortized Cost	317	112
Unrealized Loss	(3)
Fair Value	314	112
Corporate Securities and Commercial Paper
Debt Securities, Available-for-Sale [Line Items]
Amortized Cost	635	422
Unrealized Loss	(4)	(1)
Fair Value	631	$ 421
U.S. Government Agency Securities
Debt Securities, Available-for-Sale [Line Items]
Amortized Cost	20
Fair Value	20
Certificates of Deposit
Debt Securities, Available-for-Sale [Line Items]
Amortized Cost	4
Fair Value	$ 4