CONSOLIDATION OF VARIABLE INTEREST ENTITIES - Schedule of Variable Interest Entities (Details) - USD ($) $ in Thousands	Sep. 28, 2024	Sep. 30, 2023
Variable Interest Entity [Line Items]
Cash and cash equivalents	$ 10,273	$ 13,415
Accounts receivable	3,516	3,313
Inventories	2,289	3,093
Prepaid and refundable income taxes	294	212
Prepaid expenses and other current assets	1,598	1,569
Fixed assets - net	31,569	34,314
Operating lease right-of-use assets - net	84,977	96,459
Other assets	2,163	2,161
TOTAL ASSETS	156,041	176,956
Accounts payable - trade	4,547	4,058
Accrued expenses and other current liabilities	12,045	13,829
Current portion of operating lease liabilities	7,099	7,988
Operating lease liabilities, less current portion	83,516	92,232
TOTAL LIABILITIES	112,400	125,234
Equity of variable interest entities	(496)	1,434
TOTAL LIABILITIES AND EQUITY	156,041	176,956
Variable Interest Entity, Primary Beneficiary
Variable Interest Entity [Line Items]
Cash and cash equivalents	292	564
Accounts receivable	44	169
Inventories	40	47
Prepaid and refundable income taxes	0	204
Prepaid expenses and other current assets	29	31
Due from (to) Ark Restaurants Corp. and affiliates	(124)	58
Fixed assets - net	0	216
Operating lease right-of-use assets - net	0	1,796
Other assets	11	11
TOTAL ASSETS	292	3,096
Accounts payable - trade	86	93
Accrued expenses and other current liabilities	794	331
Current portion of operating lease liabilities	0	298
Operating lease liabilities, less current portion	0	1,623
TOTAL LIABILITIES	880	2,345
Equity of variable interest entities	(588)	751
TOTAL LIABILITIES AND EQUITY	$ 292	$ 3,096