DERIVATIVE INSTRUMENTS AND HEDGING ACTIVITIES (Details 2) (Not Designated as Hedging Instrument [Member], Foreign Exchange Contract [Member], Selling, General and Administrative Expenses [Member], USD $) In Thousands, unless otherwise specified	3 Months Ended		6 Months Ended
	Jan. 31, 2014	Jan. 31, 2013	Jan. 31, 2014	Jan. 31, 2013
Not Designated as Hedging Instrument [Member] | Foreign Exchange Contract [Member] | Selling, General and Administrative Expenses [Member]
Foreign Currency Derivative Instruments Not Designated as Hedging Instruments [Abstract]
Derivative, Gain (Loss) on Derivative, Net	$ (2,792)	$ (7,388)	$ (2,343)	$ (9,826)