Sale of Subsidiary (Details) - USD ($)	3 Months Ended			12 Months Ended
	Oct. 31, 2015	Jul. 31, 2015	Nov. 01, 2014	Jul. 31, 2015	Jul. 31, 2014
Subsidiary, Sale of Stock [Line Items]
Net income (loss)	$ 664,093		$ 847,160
ECSI LLC [Member]
Subsidiary, Sale of Stock [Line Items]
Sale of ownership interest to minority shareholders	300,000
Recognized loss on valuation of investment		$ 400,000
Assets		$ 1,100,000		$ 1,100,000	$ 1,600,000
Net income (loss)				$ (300,000)
ECSI LLC [Member] | Maximum [Member]
Subsidiary, Sale of Stock [Line Items]
Net income (loss)	$ 100,000