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, 2014
Payables and Accruals [Abstract]  
Schedule of Accrued Liabilities [Table Text Block] At July 31 accrued liabilities consist of:

    2014     2013  
Legal   $ 4,721     $ 3,104  
Payroll, benefits, severance and commissions     4,959       4,794  
Research and development     400       721  
Professional fees     638       863  
Other     2,199       2,294  
    $ 12,917     $ 11,776  
Schedule of Other Current Liabilities [Table Text Block] At July 31 other current liabilities consist of:

    2014     2013  
Accrued legal settlement – see Note 14   $ 400     $ —  
Installment loans - see Note 9     241       182  
Capital lease obligations - see Note 9     149     $ 149  
    $ 790     $ 331