Commitments and Contingencies - Schedule of Components of Lease Expense (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022
Commitments and Contingencies Disclosure [Abstract]
Operating lease cost	$ 32	$ 39	$ 98	$ 111
Sublease income	(4)	(1)	(12)	(2)
Total lease cost	$ 28	$ 38	$ 86	$ 109