Quarterly report pursuant to Section 13 or 15(d)

Accrued Liabilities and Other Current Liabilities (Detail) - Other current liabilities

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Accrued Liabilities and Other Current Liabilities (Detail) - Other current liabilities (USD $)
In Thousands, unless otherwise specified
Jan. 31, 2013
Jul. 31, 2012
Other Liabilities Current $ 281 $ 118
Capital Lease Obligations [Member]
   
Other Liabilities Current 149  
Installment Loans [Member]
   
Other Liabilities Current $ 132 $ 118