Annual report pursuant to Section 13 and 15(d)

Accrued Liabilities, Other Current Liabilities and Other Liabilities (Tables)

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Accrued Liabilities, Other Current Liabilities and Other Liabilities (Tables)
 12 Months Ended
Jul. 31, 2013
Payables and Accruals [Abstract]  
Schedule of Accrued Liabilities [Table Text Block] At July 31 accrued liabilities consist of:

    2013     2012  
Legal   $ 3,104     $ 1,475  
Payroll, benefits, severance and commissions     4,794       5,125  
Research and development     721       696  
Professional fees     863       901  
Other     2,294       1,621  
    $ 11,776     $ 9,818  
Schedule of Other current Liabilities [Table Text Block] At July 31 other current liabilities consist of:

    2013     2012  
Capital Lease Obligations – see Note 9   $ 149     $ —  
Installment Loans – see Note 9     182       118  
    $ 331     $ 118