Income Taxes - Deferred Tax Assets and Deferred Tax Liabilities (Detail) - USD ($)	Nov. 05, 2016	Oct. 31, 2015
Deferred tax assets:
Allowance for doubtful accounts	$ 87,261	$ 87,261
Inventories	440,988	651,980
Carrying value of other investments	6,313	1,186,668
Accrued expenses	156,260	75,141
Stock-based compensation	4,717	8,971
Total deferred tax assets	695,539	2,010,021
Deferred tax liabilities:
Depreciation	(38,050)	(37,982)
Installment sales of Cypress Creek	(871,277)
Carrying value of investments	(302,147)
State income tax refunds		(29,598)
Amortization	(58,810)	(58,810)
Prepaid expenses	(9,011)	(17,808)
Net deferred tax liability	$ (583,756)
Net deferred tax asset		$ 1,865,823