Note 12 Earnings Per Share (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended		9 Months Ended
	Jul. 03, 2021	Jun. 27, 2020	Jul. 03, 2021	Jun. 27, 2020
Weighted average shares used in computing per share amount:
Net income	$ 117,375	$ 44,880	$ 212,433	$ 88,107
Weighted average common shares outstanding	65,427	68,216	65,306	69,657
Effect of dilutive stock options and restricted stock units	1,925	1,429	1,749	1,847
Denominator for diluted earnings per share	67,352	69,645	67,055	71,504
Net income per share:
Basic	$ 1.79	$ 0.66	$ 3.25	$ 1.26
Diluted	$ 1.74	$ 0.64	$ 3.17	$ 1.23