Goodwill and Intangible Assets, Net - Intangible Assets by Major Class (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	$ 539	$ 715
Accumulated Amortization	340	495
Net Amount	199	220
Amortization of intangible assets	45	48	$ 53
Finite-Lived Intangible Assets, Net, Amortization Expense, Fiscal Year Maturity [Abstract]
2020	36
2021	36
2022	32
2023	30
2024	$ 18
Customer relationships
Finite-Lived Intangible Assets [Line Items]
Weighted Average Amortization	10 years
Gross Carrying Amount	$ 140	317
Accumulated Amortization	86	263
Net Amount	$ 54	54
Distribution network
Finite-Lived Intangible Assets [Line Items]
Weighted Average Amortization	25 years
Gross Carrying Amount	$ 123	123
Accumulated Amortization	99	93
Net Amount	$ 24	30
Trademarks
Finite-Lived Intangible Assets [Line Items]
Weighted Average Amortization	20 years
Gross Carrying Amount	$ 258	260
Accumulated Amortization	146	133
Net Amount	$ 112	127
Technology and non-compete
Finite-Lived Intangible Assets [Line Items]
Weighted Average Amortization	12 years
Gross Carrying Amount	$ 18	15
Accumulated Amortization	9	6
Net Amount	$ 9	$ 9