DERIVATIVE INSTRUMENTS AND HEDGING ACTIVITIES (Details 2) (Foreign Exchange Contract [Member], USD $) In Thousands, unless otherwise specified	3 Months Ended
	Oct. 31, 2014		Oct. 31, 2013
Not Designated as Hedging Instrument [Member] | Selling, General and Administrative Expenses [Member]
Foreign Currency Derivative Instruments Not Designated as Hedging Instruments [Abstract]
Derivative, Gain (Loss) on Derivative, Net	$ (4,510)		$ 450
Cash Flow Hedging [Member] | Designated as Hedging Instrument [Member]
Derivative [Line Items]
Amount of Gain or (Loss) Reclassified from Accumulated OCI into Earnings (Effective Portion)	1,651	[1]	(821)	[1]
Cash Flow Hedging [Member] | Designated as Hedging Instrument [Member] | Sales [Member]
Derivative [Line Items]
Amount of Gain or (Loss) Reclassified from Accumulated OCI into Earnings (Effective Portion)	560	[1]	(1)	[1]
Cash Flow Hedging [Member] | Designated as Hedging Instrument [Member] | Cost of Sales [Member]
Derivative [Line Items]
Amount of Gain or (Loss) Reclassified from Accumulated OCI into Earnings (Effective Portion)	1,091	[1]	(820)	[1]
Other Comprehensive Income (Loss) [Member] | Cash Flow Hedging [Member] | Designated as Hedging Instrument [Member]
Derivative [Line Items]
Amount of Gain or (Loss) Recognized in OCI on Derivatives (Effective Portion)	$ 591		$ 1,821

[1] There were no gains or losses recognized in earnings related to the ineffective portion of the hedging relationship or related to the amount excluded from the assessment of hedge effectiveness for the three months ended October 31, 2014 and October 31, 2013.