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COMMITMENTS, CONTINGENCIES AND OTHER MATTERS (Details) - USD ($) $ in Thousands |  | 12 Months Ended |  |  |  |
--- | --- | --- | --- | --- | --- | ---
Oct. 02, 2018 | Sep. 30, 2023 | Oct. 01, 2022 | Oct. 01, 2024 | Apr. 01, 2022 | Jan. 01, 2022 | Jul. 01, 2019
COMMITMENTS, CONTINGENCIES AND OTHER MATTERS (Details) [Line Items] |  |  |  |  |  |  |
Total contract price |  | $ 1,534,000 |  |  |  |  |
Purchase commitment, rib supplier |  | $ 7,000 |  |  |  |  |
Ownership percentage of unrelated third party |  | 49.00% |  |  |  |  |
Fiscal agent, annual fee amount |  | $ 25,000 |  |  |  |  |
Royalties, gross restaurant sales |  | 3.00% |  |  |  |  |
Royalties, gross package liquor sales |  | 1.00% |  |  |  |  |
Royalty revenue |  | $ 1,163,000 | $ 1,132,000 |  |  |  |
Patrick J. Flanigan [Member] |  |  |  |  |  |  |
COMMITMENTS, CONTINGENCIES AND OTHER MATTERS (Details) [Line Items] |  |  |  |  |  |  |
Limited partnership, percentage |  | 25.00% |  |  |  |  |
Officers and directors [Member] |  |  |  |  |  |  |
COMMITMENTS, CONTINGENCIES AND OTHER MATTERS (Details) [Line Items] |  |  |  |  |  |  |
Limited partnership, percentage |  | 31.90% |  |  |  |  |
Deerfield Beach Florida [Member] |  |  |  |  |  |  |
COMMITMENTS, CONTINGENCIES AND OTHER MATTERS (Details) [Line Items] |  |  |  |  |  |  |
Management fee revenue |  | $ 400,000 | 400,000 |  |  |  |
Service Agreements [Member] | Deerfield Beach Florida [Member] |  |  |  |  |  |  |
COMMITMENTS, CONTINGENCIES AND OTHER MATTERS (Details) [Line Items] |  |  |  |  |  |  |
Payments to acquire management rights |  | $ 500,000 |  |  |  |  |
Amortization period of management agreement |  | 10 years |  |  |  |  |
James G. Flanigan family [Member] |  |  |  |  |  |  |
COMMITMENTS, CONTINGENCIES AND OTHER MATTERS (Details) [Line Items] |  |  |  |  |  |  |
Ownership percentage |  | 60.00% |  |  |  |  |
Management [Member] |  |  |  |  |  |  |
COMMITMENTS, CONTINGENCIES AND OTHER MATTERS (Details) [Line Items] |  |  |  |  |  |  |
Bonus payment expressed as percentage of corporate pre-tax net income, plus or minus non-recurring items but before depreciation and amortization in excess of $650,000 |  | 5.25% |  |  |  |  |
Forecast [Member] |  |  |  |  |  |  |
COMMITMENTS, CONTINGENCIES AND OTHER MATTERS (Details) [Line Items] |  |  |  |  |  |  |
Purchase commitment, rib supplier |  |  |  | $ 7,000 |  |  |
N. University Drive, Hollywood, Florida (Store #19 – “Flanigan’s”) [Member] |  |  |  |  |  |  |
COMMITMENTS, CONTINGENCIES AND OTHER MATTERS (Details) [Line Items] |  |  |  |  |  |  |
Total contract price |  |  |  |  |  | $ 2,515,000 | $ 77,000
Damages amount paid | $ 62,000 |  |  |  |  |  |
Additional amount |  | $ 1,090,000 |  |  |  |  |
N. University Drive, Hollywood, Florida (Store #19 – “Flanigan’s”) [Member] | Maximum [Member] |  |  |  |  |  |  |
COMMITMENTS, CONTINGENCIES AND OTHER MATTERS (Details) [Line Items] |  |  |  |  |  |  |
Total contract price |  | 1,021,000 |  |  |  |  |
N. University Drive, Hollywood, Florida (Store #19 – “Flanigan’s”) [Member] | Minimum [Member] |  |  |  |  |  |  |
COMMITMENTS, CONTINGENCIES AND OTHER MATTERS (Details) [Line Items] |  |  |  |  |  |  |
Total contract price |  | 3,536,000 |  |  |  |  |
W. Sunrise Boulevard, Sunrise, Florida (Store #85 – “Flanigan’s”) [Member] |  |  |  |  |  |  |
COMMITMENTS, CONTINGENCIES AND OTHER MATTERS (Details) [Line Items] |  |  |  |  |  |  |
Total contract price |  |  |  |  | $ 343,000 |  |
W. Sunrise Boulevard, Sunrise, Florida (Store #85 – “Flanigan’s”) [Member] | Maximum [Member] |  |  |  |  |  |  |
COMMITMENTS, CONTINGENCIES AND OTHER MATTERS (Details) [Line Items] |  |  |  |  |  |  |
Total contract price |  | 670,000 |  |  |  |  |
W. Sunrise Boulevard, Sunrise, Florida (Store #85 – “Flanigan’s”) [Member] | Minimum [Member] |  |  |  |  |  |  |
COMMITMENTS, CONTINGENCIES AND OTHER MATTERS (Details) [Line Items] |  |  |  |  |  |  |
Total contract price |  | $ 327,000 |  |  |  |  |
South Florida from unrelated third parties [Member] |  |  |  |  |  |  |
COMMITMENTS, CONTINGENCIES AND OTHER MATTERS (Details) [Line Items] |  |  |  |  |  |  |
Lease term |  | 15 years |  |  |  |  |
South Florida from unrelated third parties [Member] | Maximum [Member] |  |  |  |  |  |  |
COMMITMENTS, CONTINGENCIES AND OTHER MATTERS (Details) [Line Items] |  |  |  |  |  |  |
Lease term |  | 30 years |  |  |  |  |
South Florida from unrelated third parties [Member] | Minimum [Member] |  |  |  |  |  |  |
COMMITMENTS, CONTINGENCIES AND OTHER MATTERS (Details) [Line Items] |  |  |  |  |  |  |
Lease term |  | 49 years |  |  |  |  |
Performance Bonus based on $650,000 Threshold [Member] |  |  |  |  |  |  |
COMMITMENTS, CONTINGENCIES AND OTHER MATTERS (Details) [Line Items] |  |  |  |  |  |  |
Performance bonuses |  | $ 1,604,000 | 2,167,000 |  |  |  |
Performance Bonus based on $1,875,000 Threshold [Member] |  |  |  |  |  |  |
COMMITMENTS, CONTINGENCIES AND OTHER MATTERS (Details) [Line Items] |  |  |  |  |  |  |
Performance bonuses |  | $ 1,090,000 | $ 1,340,000 |  |  |  |
Officers and directors [Member] | Patrick J. Flanigan [Member] |  |  |  |  |  |  |
COMMITMENTS, CONTINGENCIES AND OTHER MATTERS (Details) [Line Items] |  |  |  |  |  |  |
Limited partnership, percentage |  | 25.00% |  |  |  |  |
Chief Executive Officer [Member] |  |  |  |  |  |  |
COMMITMENTS, CONTINGENCIES AND OTHER MATTERS (Details) [Line Items] |  |  |  |  |  |  |
Bonus payment expressed as percentage of corporate pre-tax net income, plus or minus non-recurring items but before depreciation and amortization in excess of $650,000 |  | 14.75% |  |  |  |  |
Amount of income at which bonuses begin to accrue |  | $ 650,000 |  |  |  |  |
Limited Partner [Member] |  |  |  |  |  |  |
COMMITMENTS, CONTINGENCIES AND OTHER MATTERS (Details) [Line Items] |  |  |  |  |  |  |
Amount of income at which bonuses begin to accrue |  | $ 1,875,000 |  |  |  |  |
Bonus payment expressed as percentage of corporate pre-tax net income before depreciation and amortization in excess of $1,875,000 and the company's share of the pre-tax net income before depreciation and amortization from the restaurants owned by the limited partnerships |  | 5.00% |  |  |  |  |
Chief Financial Officer [Member] |  |  |  |  |  |  |
COMMITMENTS, CONTINGENCIES AND OTHER MATTERS (Details) [Line Items] |  |  |  |  |  |  |
Bonus payment expressed as percentage of corporate pre-tax net income before depreciation and amortization in excess of $1,875,000 and the company's share of the pre-tax net income before depreciation and amortization from the restaurants owned by the limited partnerships |  | 5.00% |  |  |  |  |
James G. Flanigan [Member] |  |  |  |  |  |  |
COMMITMENTS, CONTINGENCIES AND OTHER MATTERS (Details) [Line Items] |  |  |  |  |  |  |
Ownership percentage in franchisee |  | 35.24% |  |  |  |  |
Patrick J. Flanigan [Member] |  |  |  |  |  |  |
COMMITMENTS, CONTINGENCIES AND OTHER MATTERS (Details) [Line Items] |  |  |  |  |  |  |
Ownership percentage in franchisee |  | 100.00% |  |  |  |  |
Officers and directors [Member] |  |  |  |  |  |  |
COMMITMENTS, CONTINGENCIES AND OTHER MATTERS (Details) [Line Items] |  |  |  |  |  |  |
Ownership percentage in franchisee |  | 30.00% |  |  |  |  |

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