Quarterly report pursuant to Section 13 or 15(d)

Stock-Based Compensation (Details 2)

v2.4.0.8
Stock-Based Compensation (Details 2) (USD $)
3 Months Ended
Oct. 31, 2014
Oct. 31, 2013
Additional disclosures    
Weighted-average grant date fair value (in dollars per share) $ 0.36 $ 0.14