Income Taxes - Deferred Tax Assets and Deferred Tax Liabilities (Detail) - USD ($)	Nov. 02, 2019	Nov. 03, 2018
Deferred tax assets:
Allowance for doubtful accounts	$ 58,773	$ 58,773
Inventories	48,360	158,598
Accrued expenses	158,171	144,814
Other Assets	55,903
Stock-based compensation	2,072	1,312
Total deferred tax assets	323,279	363,497
Deferred tax liabilities:
Depreciation	(78,553)	(39,490)
Carrying value of investments	(90,168)	(221,600)
Amortization	(39,611)	(39,611)
Prepaid expenses	(34,542)	(22,640)
Deferred Tax Assets	$ 80,405	$ 40,156