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Intangible Assets and Goodwill - Estimated Amortization Expense (Detail) (USD $)
In Thousands, unless otherwise specified
Oct. 31, 2013
Finite Lived Intangible Assets Future Amortization Expense Current And Five Succeeding Fiscal Years [Abstract]  
Remainder of fiscal 2014 $ 412
Fiscal 2015 1,649
Fiscal 2016 1,650
Fiscal 2017 1,579
Fiscal 2018 1,154
Thereafter 520
Total Estimated Amortization Expense $ 6,964