Stockholders' Equity (Schedule of Non-Vested Options) (Details) - USD ($)	12 Months Ended
	Jul. 31, 2015
Number of Options
Non-vested	17,500
Granted	195,000
Vested	(175,000)
Non-vested	37,500
Weighted Average Grant Date Fair Value
Non-vested	$ 3.11
Granted	5.09
Vested	5.06
Non-vested	$ 3.85
Stock Option [Member]
Number of Options
Granted	195,000
Weighted Average Grant Date Fair Value
Non-vested stock options unrecognized compensation costs	$ 135,640