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Income Taxes (Details 2) - USD ($) $ in Thousands	12 Months Ended
	Jul. 31, 2015	Jul. 31, 2014	Jul. 31, 2013
Current:
Federal		$ (279)	$ 671
State and local			148
Foreign	$ (311)	$ (1,177)	(1,431)
Current Income Tax Expense Benefit	(311)	(1,456)	(612)
Deferred:
Federal	(1,967)	(6,461)	(14,181)
State and local	(245)	(175)	$ (1,079)
Foreign	(3,565)	4,110
Deferred Income Tax Expense Benefit	(5,777)	(2,526)	$ (15,260)
Provision for income taxes	$ (6,088)	$ (3,982)	$ (15,872)

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