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Note 4 - Calculation of EPS (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended
	Dec. 28, 2019	Dec. 29, 2018
Weighted average number of shares outstanding, basic (in shares)	18,898	18,765
Earnings per share, basic (in dollars per share)	$ 0.90	$ 0.93
Options	$ 0	$ 0
Options (in shares)	246	132
Options (in dollars per share)	$ (0.01)	$ 0
Net Earnings available to common stockholders plus assumed conversions	$ 17,059	$ 17,526
Weighted average number of shares outstanding, diluted (in shares)	19,144	18,897
Earnings per share, diluted (in dollars per share)	$ 0.89	$ 0.93
Net Earnings available to common stockholders		$ 17,526

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