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Property, Plant and Equipment, Net (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2015	Sep. 30, 2014	Sep. 30, 2015	Sep. 30, 2014	Dec. 31, 2014
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	$ 13,827		$ 13,827		$ 12,566
Less: Accumulated depreciation and amortization	(3,996)		(3,996)		(3,611)
Property, plant and equipment, net	9,831		9,831		8,955
Depreciation and amortization expense related to property, plant and equipment	192	$ 180	560	$ 522
Land
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	628		628		489
Buildings and improvements
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	2,566		$ 2,566		2,353
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	5,978		$ 5,978		5,594
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)			40 years
Assets leased to others
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	3,948		$ 3,948		3,546
Less: Accumulated depreciation and amortization	(1,025)		$ (1,025)		(957)
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	707		$ 707		584
Railcars [Member] | Assets leased to others
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	3,500		3,500		3,100
Real estate properties [Member] | Assets leased to others
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	$ 426		$ 426		$ 450

X

- Definition

Amount of accumulated depreciation, depletion and amortization for physical assets used in the normal conduct of business to produce goods and services.

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