Statements of Income (USD $)	12 Months Ended
	Oct. 01, 2011	Oct. 02, 2010		Oct. 03, 2009
Net sales	$ 52,578,372	$ 52,355,662		$ 55,867,104
Cost of goods sold	34,433,918	32,934,427		35,658,795
Gross profit	18,144,454	19,421,235		20,208,309
Selling and marketing expenses	8,737,103	8,672,544		9,038,123
Research and development expenses	643,433	937,865		866,179
General and administrative expenses	3,288,745	3,076,805		3,436,114
	12,669,281	12,687,214		13,340,416
Operating income	5,475,173	6,734,021		6,867,893
Non-operating income and expense:
Investment income and other	18,893	52,194		28,934
Interest expense				(4,174)
Net non-operating income	18,893	52,194		24,760
Income from continuing operations before income taxes	5,494,066	6,786,215		6,892,653
Income taxes on continuing operations - Note 14	1,795,000	2,280,000		2,188,000
Income from continuing operations	3,699,066	4,506,215		4,704,653
Loss from discontinued operations, net of income tax benefit of $11,000 - Note 13				(20,622)
Net income	$ 3,699,066	$ 4,506,215		$ 4,684,031
Income from continuing operations:
Basic (in Dollars per share)	$ 1.33	$ 1.65		$ 1.72
Diluted (in Dollars per share)	$ 1.30	$ 1.59		$ 1.68
Loss from discontinued operations:
Basic (in Dollars per share)				$ (0.01)
Net income:
Basic (in Dollars per share)	$ 1.33	$ 1.65		$ 1.72
Diluted (in Dollars per share)	$ 1.30	$ 1.59		$ 1.67
Dividends per share of common stock (1) (in Dollars per share)	$ 0.42	$ 1.40	[1]	$ 0.36
Weighted average shares outstanding:
Basic (in Shares)	2,777,820	2,737,790		2,730,426
Diluted (in Shares)	2,839,292	2,841,133		2,803,625

[1] Dividends per share for fiscal year 2010 include a special dividend of $1.00 per share paid on June 4, 2010.