Note 13 - Equity Compensation (Detail) - Summary of Activity Under the Company’s Two Stock Option Plans (USD $)	12 Months Ended
	Sep. 29, 2012	Oct. 01, 2011	Oct. 02, 2010	Oct. 03, 2009
Balance Shares Available	190,500	227,500	227,500
Balance Number of Outstanding Shares	159,562	151,207	211,336
Balance Outstanding Weighted Average Ex. Price Per Share (in Dollars per share)	$ 9.84	$ 7.50	$ 6.83
Balance Exercisable Number of Shares	123,621	130,962	148,207	200,336
Balance Exercisable Weighted Average Ex. Price Per Share (in Dollars per share)	$ 9.71	$ 8.74	$ 7.46	$ 6.69
Granted		(37,000)
Granted		37,000
Granted (in Dollars per share)		$ 14.90
Exercised Number of Outstanding Shares	(15,741)	(28,645)	(57,547)
Exercised Outstanding Weighted Average Ex. Price Per Share (in Dollars per share)		$ 4.01	$ 4.91
Forfeited			(2,582)
Forfeited (in Dollars per share)			$ 10.52
Balance Shares Available	190,500	190,500	227,500
Balance Number of Outstanding Shares	143,821	159,562	151,207
Balance Outstanding Weighted Average Ex. Price Per Share (in Dollars per share)	$ 10.44	$ 9.84	$ 7.50