NOTES PAYABLE AND LONG-TERM DEBT (Details 2) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Jul. 31, 2014		Jul. 31, 2013		Jul. 31, 2012
Debt Disclosure [Abstract]
Interest expense	$ 26,544	[1]	$ 24,074	[1]	$ 28,704	[1]
Interest income	9,012		8,453		8,527
Interest expense, net	$ 17,532		$ 15,621		$ 20,177

[1] For fiscal years 2014, 2013 and 2012, interest expense was (reduced)/increased by $(781), $(2,794) and $1,653, respectively, related to Income taxes payable. See Note 11, Income Taxes for further discussion.