DERIVATIVE INSTRUMENTS AND HEDGING ACTIVITIES DERIVATIVE INSTRUMENTS AND HEDGING ACTIVITIES (Details 1) (Cash Flow Hedging [Member], Foreign Exchange Forward [Member], USD $) In Thousands, unless otherwise specified	3 Months Ended				9 Months Ended
	Apr. 30, 2013		Apr. 30, 2012		Apr. 30, 2013		Apr. 30, 2012
Derivative Instruments, Gain (Loss) [Line Items]
Amount of Gain or (Loss) Recognized in OCI on Derivatives (Effective Portion)	$ 1,548		$ 0		$ (2,229)		$ 0
Amount of Gain or (Loss) Reclassified from Accumulated OCI into Earnings (Effective Portion)	(1,152)	[1]	0	[1]	(1,709)	[1]	0	[1]
Net sales [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Amount of Gain or (Loss) Reclassified from Accumulated OCI into Earnings (Effective Portion)	(615)	[1]	0	[1]	(1,002)	[1]	0	[1]
Cost of Sales [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Amount of Gain or (Loss) Reclassified from Accumulated OCI into Earnings (Effective Portion)	$ (537)	[1]	$ 0	[1]	$ (707)	[1]	$ 0	[1]

[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 and nine months ended April 30, 2013 and April 30, 2012.