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LONG-TERM DEBT (Details 3) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Jul. 31, 2013	Jul. 31, 2012
Long-term debt
Capital leases	$ 108,875	$ 122,124
Capital lease obligations \| Vehicles
Long-term debt
Useful life of vehicle	4 years
Capital leases	$ 2,900	$ 3,100

Amount, net of accumulated depreciation, depletion and amortization, of long-lived physical assets used in the normal conduct of business and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, furniture and fixtures, and computer equipment.

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