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		9 Months Ended
	Apr. 30, 2014	Apr. 30, 2013	Apr. 30, 2014	Apr. 30, 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	$ (607)	$ (5,206)	$ (2,950)	$ (15,032)