Earnings Per Share - Summary of Basic and Diluted Earnings Per Share (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended		9 Months Ended
	Jul. 01, 2023	Jul. 02, 2022	Jul. 01, 2023	Jul. 02, 2022
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Net income (loss)	$ 9,358	$ (6,435)	$ 5,194	$ (22,664)
Weighted-average common shares outstanding	32,073,497	31,990,860	32,044,581	30,687,406
Weighted-average shares and dilutive potential common shares	32,598,938	31,990,860	32,335,381	30,687,406
Basic earnings per share (in dollars per share)	$ 0.29	$ (0.20)	$ 0.16	$ (0.74)
Diluted earnings per share (in dollars per share)	$ 0.29	$ (0.20)	$ 0.16	$ (0.74)
Restricted Stock
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Weighted-average dilutive securities	407,015	0	286,989	0
Options
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Weighted-average dilutive securities	118,426	0	3,811	0