INCOME TAXES - Schedule of Deferred Tax Assets and Liabilities (Details) - USD ($) $ in Thousands	Sep. 28, 2024	Sep. 30, 2023
Deferred tax assets:
State net operating loss carryforwards	$ 4,670	$ 5,170
Lease liabilities	20,349	22,072
Deferred compensation	257	376
Tax credits	3,376	2,483
Other	392	511
Deferred tax assets, before valuation allowance	29,044	30,612
Valuation allowance	(4,236)	(3,273)
Deferred tax assets, net of valuation allowance	24,808	27,339
Deferred tax liabilities:
Depreciation and amortization	(19,636)	(23,065)
Partnership investments	0	(188)
Prepaid expenses	(373)	(348)
Deferred tax liabilities	(20,009)	(23,601)
Net deferred tax assets	$ 4,799	$ 3,738