Inventories (Details) (USD $) In Millions, unless otherwise specified	Dec. 31, 2013	Dec. 31, 2012
Inventories, Net
Finished goods	$ 149	$ 171
Purchased parts and components	22	38
Inventories, net	171	209
Inventory reserves	$ 42	$ 22

Amount of valuation reserve for inventory.

Reference 1: http://www.xbrl.org/2003/role/presentationRef

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