Other Financial Data (Inventories, Net) (Details) (USD $) In Millions	Oct. 01, 2011	Dec. 31, 2010
Inventories
Finished goods	$ 433	$ 386
Work-in-process and production materials	280	292
Inventories, gross	713	678
Less inventory reserves	(165)	(157)
Inventories, net	$ 548	$ 521

The amount of the valuation account as of the balance sheet date which reduces the carrying amount of inventory to net realizable value; takes into consideration such factors as market value, excessive quantities based on expected sales, technological obsolescence, and shrinkage. May also provide for estimated product returns or price concessions pertaining to product cost.

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Reference 3: http://www.xbrl.org/2003/role/presentationRef

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+ Details