Property, Plant and Equipment, Net (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2016	Jun. 30, 2015	Jun. 30, 2016	Jun. 30, 2015	Dec. 31, 2015
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	$ 15,931		$ 15,931		$ 13,644
Less: Accumulated depreciation and amortization	(4,489)		(4,489)		(4,109)
Property, plant and equipment, net	11,442		11,442		9,535
Depreciation and amortization expense related to property, plant and equipment	232	$ 185	438	$ 366
Land
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	855		855		549
Buildings and improvements
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	3,033		$ 3,033		2,456
Buildings and improvements | Minimum [Member]
Property, Plant and Equipment [Line Items]
Property, plant and equipment, useful life (in years)			4 years
Buildings and improvements | Maximum [Member]
Property, Plant and Equipment [Line Items]
Property, plant and equipment, useful life (in years)			40 years
Machinery, equipment and furniture
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	7,414		$ 7,414		6,047
Machinery, equipment and furniture | Minimum [Member]
Property, Plant and Equipment [Line Items]
Property, plant and equipment, useful life (in years)			1 year
Machinery, equipment and furniture | Maximum [Member]
Property, Plant and Equipment [Line Items]
Property, plant and equipment, useful life (in years)			30 years
Assets leased to others
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	4,038		$ 4,038		3,994
Less: Accumulated depreciation and amortization	(1,100)		$ (1,100)		(1,100)
Assets leased to others | Minimum [Member]
Property, Plant and Equipment [Line Items]
Property, plant and equipment, useful life (in years)			15 years
Assets leased to others | Maximum [Member]
Property, Plant and Equipment [Line Items]
Property, plant and equipment, useful life (in years)			39 years
Construction in progress
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	591		$ 591		598
Railcars [Member] | Assets leased to others
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	3,600		3,600		3,600
Real estate properties [Member] | Assets leased to others
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	$ 421		$ 421		$ 423