Earnings Per Share - Reconciliation of Amounts Utilized in Computation of Basic and Diluted Earnings Per Share (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended		6 Months Ended
	Apr. 03, 2021	Apr. 04, 2020	Apr. 03, 2021	Apr. 04, 2020
Earnings Per Share [Abstract]
Net income	$ 41,763	$ 12,926	$ 77,962	$ 43,932
Basic weighted average common shares outstanding (in shares)	28,736	29,291	28,799	29,216
Dilutive effect of share-based awards and options outstanding (in shares)	574	634	610	783
Diluted weighted average shares outstanding (in shares)	29,310	29,925	29,409	29,999
Earnings per share:
Basic (in dollars per share)	$ 1.45	$ 0.44	$ 2.71	$ 1.50
Diluted (in dollars per share)	$ 1.42	$ 0.43	$ 2.65	$ 1.46