Note 12 - Summary of Stock Options Outstanding and Exercisable (Details)	12 Months Ended
	Oct. 03, 2015 $ / shares shares
Exercise Price Range 1 [Member]
Exercise Price Lower Range Limit (in dollars per share)	$ 9.34
Exercise Price Upper Range Limit (in dollars per share)	$ 9.67
Number of Shares, Outstanding (in shares) | shares	37,307
Weighted Average Ex. Price Per Share, Outstanding (in dollars per share)	$ 9.52
Weighted Average Remaining Contract Life (yrs), Outstanding	2 years
Number of Shares, Exercisable (in shares) | shares	37,307
Weighted Average Ex. Price Per Share, Exercisable (in dollars per share)	$ 9.52
Number of Shares, Outstanding (in shares) | shares	37,307
Weighted Average Ex. Price Per Share, Outstanding (in dollars per share)	$ 9.52
Number of Shares, Exerciable (in shares) | shares	37,307
Exercise Price Range 2 [Member]
Exercise Price Lower Range Limit (in dollars per share)	$ 14.90
Exercise Price Upper Range Limit (in dollars per share)	$ 14.90
Number of Shares, Outstanding (in shares) | shares	36,000
Weighted Average Ex. Price Per Share, Outstanding (in dollars per share)	$ 14.90
Weighted Average Remaining Contract Life (yrs), Outstanding	5 years 36 days
Number of Shares, Exercisable (in shares) | shares	36,000
Weighted Average Ex. Price Per Share, Exercisable (in dollars per share)	$ 14.90
Number of Shares, Outstanding (in shares) | shares	36,000
Weighted Average Ex. Price Per Share, Outstanding (in dollars per share)	$ 14.90
Number of Shares, Exerciable (in shares) | shares	36,000
Exercise Price Range 3 [Member]
Exercise Price Lower Range Limit (in dollars per share)	$ 9.34
Exercise Price Upper Range Limit (in dollars per share)	$ 14.90
Number of Shares, Outstanding (in shares) | shares	73,307
Weighted Average Ex. Price Per Share, Outstanding (in dollars per share)	$ 12.16
Weighted Average Remaining Contract Life (yrs), Outstanding	3 years 182 days
Number of Shares, Exercisable (in shares) | shares	73,307
Weighted Average Ex. Price Per Share, Exercisable (in dollars per share)	$ 12.16
Number of Shares, Outstanding (in shares) | shares	73,307
Weighted Average Ex. Price Per Share, Outstanding (in dollars per share)	$ 12.16
Number of Shares, Exerciable (in shares) | shares	73,307