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INVENTORY (Details) (USD $) In Thousands, unless otherwise specified	Jul. 31, 2012	Jul. 31, 2011
Inventory, Net [Abstract]
Raw materials and components	$ 86,659	$ 102,745
Work-in-process	92,427	96,601
Finished goods	185,680	245,496
Inventory	364,766	444,842
Assets Held-for-sale, Current [Abstract]
Inventory classified as held for sale	$ 40,090

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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