Note 11 Earnings Per Share (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended
	Jan. 01, 2022	Jan. 02, 2021
Weighted average shares used in computing per share amount:
Net income	$ 58,634	$ 48,021
Weighted average common shares outstanding	64,399	65,243
Effect of dilutive stock options and restricted stock units	1,834	1,575
Denominator for diluted earnings per share	66,233	66,818
Net income per share:
Basic	$ 0.91	$ 0.74
Diluted	$ 0.89	$ 0.72