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	12 Months Ended
	Sep. 30, 2023	Oct. 01, 2022	Oct. 02, 2021
Earnings Per Share [Abstract]
Net income	$ 139,094	$ 138,243	$ 138,912
Basic weighted average common shares outstanding (in shares)	27,582	27,862	28,575
Dilutive effect of share-based awards and options outstanding (in shares)	532	577	592
Diluted weighted average shares outstanding (in shares)	28,114	28,439	29,167
Earnings per share:
Basic (in dollars per share)	$ 5.04	$ 4.96	$ 4.86
Diluted (in dollars per share)	$ 4.95	$ 4.86	$ 4.76