Short-term Investments - Summary of Short-term Investments (Detail) (USD $)	Aug. 02, 2014	Nov. 02, 2013
Schedule of Available-for-sale Securities [Line Items]
Available-for-sale Securities, Estimated Fair Value	$ 481,361	$ 455,232
Equity Securities in a Public Company [Member]
Schedule of Available-for-sale Securities [Line Items]
Available-for-sale Securities, Amortized Cost	167,930	167,930
Available-for-sale Securities, Gross Unrealized Gains	313,431	287,302
Available-for-sale Securities, Gross Unrealized Losses
Available-for-sale Securities, Estimated Fair Value	$ 481,361	$ 455,232

Amount of investment in debt and equity securities categorized neither as held-to-maturity nor trading.

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-Name Accounting Standards Codification

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Amount before tax of unrealized gain in accumulated other comprehensive income (AOCI) on investments in debt and equity securities classified as available-for-sale.

+ References

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Amount before tax of unrealized loss in accumulated other comprehensive income (AOCI) on investments in debt and equity securities classified as available-for-sale.

+ References

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This item represents the cost of debt and equity securities, which are categorized neither as held-to-maturity nor trading, net of adjustments including accretion, amortization, collection of cash, previous other-than-temporary impairments recognized in earnings (less any cumulative-effect adjustments recognized, as defined), and fair value hedge accounting adjustments, if any.

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