COMMITMENTS, CONTINGENCIES AND OTHER MATTERS (Details) - USD ($)	12 Months Ended
	Sep. 27, 2025	Sep. 28, 2024
Commitments, Contingencies and Other Matters [Line Items]
Term of agreement	5 years
Ownership percentage of unrelated third party	49.00%
Ownership percentage in franchisee	40.00%
Fiscal agent, annual fee amount (in Dollars)	$ 25,000
Royalties, gross restaurant sales	3.00%
Royalties, gross package liquor sales	1.00%
Royalty revenue (in Dollars)	$ 1,242,000	$ 1,195,000
James G. Flanigan family [Member]
Commitments, Contingencies and Other Matters [Line Items]
Ownership percentage	60.00%
Oracle, Unrelated Third Party Vendor [Member]
Commitments, Contingencies and Other Matters [Line Items]
Amount of fixed rate (in Dollars)	$ 40,000
South Florida from unrelated third parties [Member]
Commitments, Contingencies and Other Matters [Line Items]
Operating lease remaining lease term	15 years
N. University Drive, Hollywood, Florida (Store #19 – “Flanigan’s”) [Member]
Commitments, Contingencies and Other Matters [Line Items]
Total contract price (in Dollars)	$ 200,000
Chief Executive Officer [Member]
Commitments, Contingencies and Other Matters [Line Items]
Bonus payment expressed as percentage	14.75%
Amount of income at which bonuses begin to accrue (in Dollars)	$ 650,000
Limited Partner [Member]
Commitments, Contingencies and Other Matters [Line Items]
Amount of income at which bonuses begin to accrue (in Dollars)	$ 1,875,000
Bonus payment expressed as percentage	5.00%
Chief Financial Officer [Member]
Commitments, Contingencies and Other Matters [Line Items]
Bonus payment expressed as percentage	5.00%
James G. Flanigan [Member]
Commitments, Contingencies and Other Matters [Line Items]
Ownership percentage in franchisee	52.28%
Patrick J. Flanigan [Member]
Commitments, Contingencies and Other Matters [Line Items]
Ownership percentage in franchisee	100.00%
Deerfield Beach Florida [Member] | Service Agreements [Member]
Commitments, Contingencies and Other Matters [Line Items]
Payments to acquire management rights (in Dollars)	$ 500,000
Amortization period of management agreement	10 years
Management [Member]
Commitments, Contingencies and Other Matters [Line Items]
Bonus payment expressed as percentage	5.25%
Minimum [Member]
Commitments, Contingencies and Other Matters [Line Items]
Purchase commitment, rib supplier (in Dollars)	$ 7,800,000
Minimum [Member] | Oracle, Unrelated Third Party Vendor [Member]
Commitments, Contingencies and Other Matters [Line Items]
Term of extend agreement	6 years
Minimum [Member] | South Florida from unrelated third parties [Member]
Commitments, Contingencies and Other Matters [Line Items]
Operating lease remaining lease term	24 years
Maximum [Member]
Commitments, Contingencies and Other Matters [Line Items]
Purchase commitment, rib supplier (in Dollars)	$ 9,200,000
Maximum [Member] | Oracle, Unrelated Third Party Vendor [Member]
Commitments, Contingencies and Other Matters [Line Items]
Term of extend agreement	7 years
Maximum [Member] | South Florida from unrelated third parties [Member]
Commitments, Contingencies and Other Matters [Line Items]
Operating lease remaining lease term	47 years
Performance Bonus One [Member]
Commitments, Contingencies and Other Matters [Line Items]
Performance bonuses (in Dollars)	$ 1,849,000	1,434,000
Restaurant Bonuses [Member]
Commitments, Contingencies and Other Matters [Line Items]
Performance bonuses (in Dollars)	$ 1,311,000	$ 1,037,000
Officers and directors [Member]
Commitments, Contingencies and Other Matters [Line Items]
Ownership percentage in franchisee	30.00%
Limited partnership, percentage	31.90%
Patrick J. Flanigan [Member]
Commitments, Contingencies and Other Matters [Line Items]
Limited partnership, percentage	25.00%
Patrick J. Flanigan [Member] | Officers and directors [Member]
Commitments, Contingencies and Other Matters [Line Items]
Limited partnership, percentage	25.00%