Lessee - Components of Lease Expense (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021
Leases [Abstract]
Operating lease expense	$ 25	$ 25	$ 74	$ 79
Short-term lease expense	4	5	12	16
Variable lease expense	12	12	37	35
Sublease income	(1)	(1)	(5)	(3)
Total Lease expense	$ 40	$ 41	$ 118	$ 127