INCOME TAXES - Schedule of Effective Income Tax Rate Reconciliation (Details) - USD ($) $ in Thousands	12 Months Ended
	Sep. 28, 2024	Sep. 30, 2023
Income Tax Disclosure [Abstract]
Provision at federal statutory rate (21%)	$ (958)	$ (1,139)
State and local income taxes, net of tax benefits	231	(241)
Goodwill impairment	0	419
Gain on forgiveness of PPP Loans	(60)	(57)
Tax credits	(943)	(961)
Loss attributable to non-controlling interest	(32)	(120)
Changes in tax rates	5	49
Change in valuation allowance	963	1,866
Other	(21)	120
Income tax provision (benefit)	$ (815)	$ (64)