Revenue Related to Contracts with Customers - Disaggregated Revenue (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Disaggregation of Revenue [Line Items]
Revenues	$ 5,047	$ 5,142	$ 9,882	$ 9,924
U.S.
Disaggregation of Revenue [Line Items]
Revenues	1,221	1,085	2,325	2,138
Non-U.S.
Disaggregation of Revenue [Line Items]
Revenues	$ 3,826	$ 4,057	$ 7,557	$ 7,786