Equity (Details) - Series B Convertible Preferred Stock [Member] $ in Thousands	12 Months Ended
	Jul. 31, 2016 USD ($) shares
MEZZANINE EQUITY:
Beginning Balance | $	$ 100
Beginning Balance, Shares | shares	947
Reclassification of mezzanine equity | $	$ (100)
Reclassification of mezzanine equity, Shares | shares	(947)
Ending Balance | $
Ending Balance, Shares | shares