Revenue from Contracts With Customers - Disaggregation (Details) $ in Millions	3 Months Ended
	Mar. 31, 2021 USD ($) segment	Mar. 31, 2020 USD ($)
Disaggregation of Revenue [Line Items]
Number of reportable segments | segment	4
Total net sales	$ 3,125	$ 2,785
Point in Time
Disaggregation of Revenue [Line Items]
Total net sales	610	503
Over Time
Disaggregation of Revenue [Line Items]
Total net sales	$ 2,515	$ 2,282