Note 12 Earnings Per Share (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended
	Jan. 02, 2021	Dec. 28, 2019
Weighted average shares used in computing per share amount:
Net income	$ 48,021	$ 38,345
Weighted average common shares outstanding	65,243	70,178
Effect of dilutive stock options and restricted stock units	1,575	2,420
Denominator for diluted earnings per share	66,818	72,598
Net income per share:
Basic	$ 0.74	$ 0.55
Diluted	$ 0.72	$ 0.53