Leases - Schedule of Lease Cash Flow Information (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Operating cash flows:
Cash payments for operating, short-term and variable leases	$ 131	$ 83	$ 103
Interest on lease liability	16	17	4
Investing cash flows:
Cash payments for operating, short-term and variable leases (a)	191	130	180
Financing cash flows:
Cash payments for principal on finance lease	$ 17	$ 16	$ 1