Business Combinations (Details) $ in Millions		3 Months Ended		9 Months Ended
	Sep. 01, 2015 USD ($) item	Sep. 30, 2016 USD ($)	Sep. 30, 2015 USD ($)	Sep. 30, 2016 USD ($)	Sep. 30, 2015 USD ($)	Dec. 31, 2015 USD ($)
Business Combinations
Net sales		$ 1,712	$ 1,566	$ 5,060	$ 4,530
Gross profit		336	276	997	818
Fair values of the assets and liabilities assumed
Goodwill		2,534	$ 2,797	2,534	$ 2,797	$ 2,489
Vitro Acquisition
Business Combinations
Total consideration	$ 2,297
Number of plants acquired | item	5
Net sales				606
Gross profit				123
Fair values of the assets and liabilities assumed
Cash	$ 17	17		17
Other current assets	344	334		334
Goodwill	1,073	837		837
Customer list intangibles	406	608		608
Net property, plant, and equipment	597	645		645
Total assets	2,437	2,441		2,441
Current liabilities	93	86		86
Long-term debt	11	11		11
Long-term liabilities	36	47		47
Net assets acquired	$ 2,297	2,297		2,297
Vitro Acquisition | As Adjusted
Fair values of the assets and liabilities assumed
Other current assets		(10)		(10)
Goodwill		(236)		(236)
Customer list intangibles		202		202
Net property, plant, and equipment		48		48
Total assets		4		4
Current liabilities		(7)		(7)
Long-term liabilities		$ 11		$ 11