Fair Value of Financial Instruments - Summary of Financial Assets and Liabilities Carried at Fair Value (Detail) (Equity Securities in a Public Company [Member], USD $)	Feb. 01, 2014	Nov. 02, 2013
Level 1 [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Equity securities in a public company	$ 473,175	$ 455,232
Level 2 [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Equity securities in a public company
Level 3 [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Equity securities in a public company