Property, Plant and Equipment (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2016	Sep. 30, 2015	Sep. 30, 2016	Sep. 30, 2015	Dec. 31, 2015
Property, plant and equipment
Property, plant and equipment, gross	$ 6,654		$ 6,654		$ 5,405
Accumulated depreciation	(2,214)		(2,214)		(2,719)
Net property, plant and equipment	4,440		4,440		2,686
Depreciation expense	105	$ 62	237	$ 183
Land
Property, plant and equipment
Property, plant and equipment, gross	107		107		70
Buildings
Property, plant and equipment
Property, plant and equipment, gross	1,259		1,259		1,023
Machinery and equipment
Property, plant and equipment
Property, plant and equipment, gross	4,735		4,735		3,904
Construction-in-progress
Property, plant and equipment
Property, plant and equipment, gross	$ 553		$ 553		$ 408