CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY (Parentheticals)

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CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY (Parentheticals) $ in Thousands	12 Months Ended
	Jul. 31, 2015 USD ($)
Issuance of common stock, expenses	$ 207
Common Stock [Member]
Issuance of common stock, expenses	207
Additional Paid-in Capital [Member]
Issuance of common stock, expenses	$ 207