Note 14 - Basic and Diluted Earnings Per Share (Details) - USD ($)	12 Months Ended
	Oct. 03, 2015	Sep. 27, 2014	Sep. 28, 2013
Numerator for basic and diluted earnings per share:
Net income	$ 3,993,398	$ 2,590,767	$ 5,067,417
Denominator for basic earnings per share:
Weighted average shares (in shares)	2,978,107	2,948,992	2,939,684
Effect of dilutive securities:
Employee stock options (in shares)	27,975	44,341	54,555
Weighted average shares outstanding:
Adjusted weighted average shares and assumed conversions (in shares)	3,006,082	2,993,333	2,994,239
Net income per share of common stock - Note 14:
Basic (in dollars per share)	$ 1.34	$ 0.88	$ 1.72
Diluted (in dollars per share)	$ 1.33	$ 0.87	$ 1.69