Fair Value of Financial Instruments - Schedule of Fair Value of Term Loan (Detail) (USD $) In Thousands, unless otherwise specified	Oct. 28, 2012
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Long-Term Debt, including current portion	$ 9,801
Carrying Amount [Member] | Fair Value, Inputs, Level II [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Long-Term Debt, including current portion	9,801
Estimated Fair Value [Member] | Fair Value, Inputs, Level II [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Long-Term Debt, including current portion	$ 11,273