Annual report pursuant to Section 13 and 15(d)

Fair Value of Financial Instruments (Details)

v3.3.0.814
Fair Value of Financial Instruments (Details) - USD ($)
Jul. 31, 2015
Jul. 31, 2014
Level 1 | Other long-term assets    
Fair Value Measurements    
Long-term certificate of deposit $ 90,000 $ 0