Property, Plant and Equipment, Net

12 Months Ended

Dec. 31, 2012

Property, Plant and Equipment, Net [Abstract]



	As of December 31,
	2012		2011
	(In $ millions)
Land	49		56
Land improvements	45		41
Buildings and building improvements	675		636
Machinery and equipment	3,760		3,514
Construction in progress	327		338
Gross asset value	4,856		4,585
Accumulated depreciation	(1,506	)	(1,316	)
Net book value	3,350		3,269

Assets under capital leases, net, included in the amounts above are as follows:



	As of December 31,
	2012		2011
	(In $ millions)
Buildings	34		33
Machinery and equipment	290		274
Accumulated depreciation	(122	)	(96	)
Net book value	202		211

Capitalized interest costs and depreciation expense are as follows:



	Year Ended December 31,
	2012	2011	2010
	(In $ millions)
Capitalized interest	7	4	2
Depreciation expense	261	232	195

During 2012, 2011 and 2010, certain long-lived assets were impaired (Note 4 and Note 17).

- Definition

The entire disclosure for long-lived, physical assets that are used in the normal conduct of business to produce goods and services and not intended for resale. Examples include land, buildings, machinery and equipment, and other types of furniture and equipment including, but not limited to, office equipment, furniture and fixtures, and computer equipment and software. This disclosure may include property plant and equipment accounting policies and methodology, a schedule of property, plant and equipment gross, additions, deletions, transfers and other changes, depreciation, depletion and amortization expense, net, accumulated depreciation, depletion and amortization expense and useful lives, income statement disclosures, assets held for sale and public utility disclosures.

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