Property, Plant and Equipment, Net (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2014	Sep. 30, 2013	Sep. 30, 2014	Sep. 30, 2013	Dec. 31, 2013
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	$ 12,344		$ 12,344		$ 11,289
Less: Accumulated depreciation and amortization	(3,537)		(3,537)		(3,212)
Property, plant and equipment, net	8,807		8,807		8,077
Depreciation and amortization expense related to property, plant and equipment	180	160	522	462
Land
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	493		493		465
Buildings and improvements
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	2,326		2,326		2,107
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	5,365		5,365		5,068
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	3,420		3,420		3,017
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	$ 740		$ 740		$ 632