Restructuring and Other Charges - Summary of Pretax Distribution of Total Net Restructuring Charges by Unaudited Consolidated Statements of Operations Classification (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2020	Jun. 30, 2019
Restructuring Cost And Reserve [Line Items]
Total net restructuring charges	$ 11	$ 25	$ 20	$ 25
Cost of Goods Sold
Restructuring Cost And Reserve [Line Items]
Total net restructuring charges	4	13	7	13
Selling, General and Administrative Expenses
Restructuring Cost And Reserve [Line Items]
Total net restructuring charges	$ 7	$ 12	$ 13	$ 12