Leases - Schedule of Components of Lease Expense (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019
Lessee, Lease, Description [Line Items]
Total operating lease cost	$ 61	$ 57
Amortization of right-of-use assets	1	1
Total lease cost	62	58
Variable lease costs	5	4
Short-term lease costs	3	1
Cost of sales, exclusive of depreciation and amortization
Lessee, Lease, Description [Line Items]
Total operating lease cost	8	9
Selling, general and administrative
Lessee, Lease, Description [Line Items]
Total operating lease cost	$ 53	$ 48