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Note 7 - Inventories, Net of Inventory Reserves (Details) - Inventories, Net (USD $) In Millions, unless otherwise specified	Mar. 31, 2015	Dec. 31, 2014
Inventories, Net [Abstract]
Finished goods	$ 527	$ 486
Work in process	257	255
Raw materials and accessories	268	302
Supplies and packing materials	279us-gaap_InventorySuppliesNetOfReserves	279us-gaap_InventorySuppliesNetOfReserves
Total inventories, net of inventory reserves	$ 1,331us-gaap_InventoryNet	$ 1,322us-gaap_InventoryNet

Carrying amount, net of reserves and adjustments, as of the balance sheet date of merchandise or goods which are partially completed. This inventory is generally comprised of raw materials, labor and factory overhead costs, which require further materials, labor and overhead to be converted into finished goods, and which generally require the use of estimates to determine percentage complete and pricing.

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