Note 8 - Earnings Per Common Share (Detail) - Computation of basic and diluted earnings per share (USD $)	3 Months Ended			9 Months Ended
	Jun. 30, 2012	Jul. 02, 2011	Jul. 02, 2011	Jun. 30, 2012	Jul. 02, 2011
Net income (in Dollars)	$ 743,454	$ 1,022,447	$ 1,022,447	$ 3,693,420	$ 2,789,447
Denominator for basic earnings per share:
Weighted average shares	2,919,250	2,789,074		2,884,191	2,772,257
Effect of dilutive securities:
Employee stock options and restricted stock	56,613	54,045		53,152	64,452
Denominator for diluted earnings per share:
Adjusted weighted average shares and assumed conversions	2,975,863	2,843,119	2,843,119	2,937,343	2,836,709
Net income per common share:
Basic (in Dollars per share)	$ 0.25	$ 0.37	$ 0.37	$ 1.28	$ 1.01
Diluted (in Dollars per share)	$ 0.25	$ 0.36	$ 0.36	$ 1.26	$ 0.98