Statement of Shareholders' Equity (USD $)	Total	Common Stock [Member]	Additional Paid-in Capital [Member]	Retained Earnings [Member]	Accumulated Other Comprehensive Income (Loss) [Member]	Treasury Stock [Member]
Beginning balance at Nov. 06, 2010	$ 39,593,860	$ 536,491	$ 10,482,920	$ 38,036,303	$ 89,839	$ (9,551,693)
Beginning balance, shares at Nov. 06, 2010		4,056,144
Stock-based compensation	96,547		96,547
Unrealized investment gain (loss)	(12,066)				(12,066)
Net income (loss)	(5,511,475)			(5,511,475)
Ending balance at Nov. 05, 2011	34,166,866	536,491	10,579,467	32,524,828	77,773	(9,551,693)
Beginning balance, shares at Nov. 05, 2011		4,056,144
Stock-based compensation	43,802		39,075	(1,909)		6,636
Stock-based compensation, shares		909
Unrealized investment gain (loss)	28,317				28,317
Net income (loss)	49,759			49,759
Ending balance at Nov. 03, 2012	$ 34,288,744	$ 536,491	$ 10,618,542	$ 32,572,678	$ 106,090	$ (9,545,057)
Ending balance, shares at Nov. 03, 2012		4,057,053