Property, Plant and Equipment, net - Principal Categories of Property, Plant and Equipment, net (Details) (USD $) In Millions, unless otherwise specified	Dec. 31, 2013	Dec. 31, 2012
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	$ 2,098	$ 2,011
Less - accumulated depreciation	(1,292)	(1,182)
Property, plant and equipment, net	806	829
Land
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	56	57
Buildings and improvements
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	854	843
Machinery and equipment
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	1,099	1,050
Construction in progress
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	$ 89	$ 61