Property, Plant and Equipment, Net (Schedule of Property, Plant and Equipment, Net) (Details) (USD $) In Millions, unless otherwise specified	Dec. 31, 2012	Dec. 31, 2011
Property, Plant and Equipment [Line Items]
Gross asset value	$ 4,856	$ 4,585
Accumulated depreciation	(1,506)	(1,316)
Net book value	3,350	3,269
Land [Member]
Property, Plant and Equipment [Line Items]
Gross asset value	49	56
Land Improvements [Member]
Property, Plant and Equipment [Line Items]
Gross asset value	45	41
Building and Building Improvements [Member]
Property, Plant and Equipment [Line Items]
Gross asset value	675	636
Machinery and Equipment [Member]
Property, Plant and Equipment [Line Items]
Gross asset value	3,760	3,514
Construction in Progress [Member]
Property, Plant and Equipment [Line Items]
Gross asset value	$ 327	$ 338

The cumulative amount of depreciation, depletion and amortization (related to property, plant and equipment, but not including land) that has been recognized in the income statement.

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Gross amount of long-lived physical assets used in the normal conduct of business and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, furniture and fixtures, and computer equipment.

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- Definition

Amount, net of accumulated depreciation, depletion and amortization, of long-lived physical assets used in the normal conduct of business and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, furniture and fixtures, and computer equipment.

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