Income Taxes - Income Tax Expense (Benefit) (Details) - USD ($) $ in Thousands	12 Months Ended
	Sep. 24, 2023	Sep. 25, 2022	Sep. 26, 2021
Current:
Federal	$ 4,528	$ 4,932	$ (2,431)
State	(336)	142	3,642
Deferred	(4,541)	(4,376)	6,044
Total income tax expense	$ (349)	$ 698	$ 7,255