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Employee Benefit Plan
12 Months Ended
Jul. 31, 2012
Employee Benefit Plan [Abstract]  
Employee Benefit Plan
Note 11.
Employee Benefit Plan

   The Company has a 401(k) savings plan, which covers employees who have attained the age of 18 and who have been credited with at least one year of service.  Company contributions are made at the discretion of the Board of Directors.  The Company contributed $79,000 and $51,000 to the plan for the years ended July 31, 2012 and July 31, 2011, and made no contributions to the plan for the years ended July 31, 2010.