Revenue from Contracts With Customers - Disaggregation (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2021	Sep. 30, 2020	Sep. 30, 2021	Sep. 30, 2020
Disaggregation of Revenue [Line Items]
Total net sales	$ 3,553	$ 3,093	$ 10,137	$ 8,679
Point in Time
Disaggregation of Revenue [Line Items]
Total net sales	603	604	1,837	1,638
Over Time
Disaggregation of Revenue [Line Items]
Total net sales	$ 2,950	$ 2,489	$ 8,300	$ 7,041