Annual report pursuant to Section 13 and 15(d)

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

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Accrued Liabilities, Other Current Liabilities and Other Liabilities (Detail) - Other current liabilities (USD $)
In Thousands, unless otherwise specified
Jul. 31, 2012
Jul. 31, 2011
Liability for purchase price consideration   $ 1,150
Deferred revenue   396
Other 118 137
$ 118 $ 1,683