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Accrued Expenses (Tables)
12 Months Ended
Jul. 31, 2014
Accrued Expenses [Abstract]  
Summary of accrued expenses

 

July 31 
(in thousands)
 2014  2013 
Accrued compensation $577  $403 
Accrued professional fees  566   901 
Accrued taxes  124   124 
Other  67   45 
TOTAL ACCRUED EXPENSES $1,334  $1,473