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COMMITMENTS, CONTINGENCIES AND OTHER MATTERS (Purchase Commitments) (Details) - USD ($) | 12 Months Ended |  |
--- | --- | --- | ---
Oct. 02, 2021 | Oct. 06, 2021 | Nov. 09, 2020
Flanigan's Fish Company, LLC [Member] |  |  |
Purchase Commitments: |  |  |
Percentage of noncontrolling | 49.00% |  |
Current Rib Supplier [Member] |  |  |
Purchase Commitments: |  |  |
Purchase commitment, rib supplier |  |  | $ 6,420,000
Increase in fixed cost | $ 408,000 |  |
Current Rib Supplier [Member] | Subsequent Event [Member] |  |  |
Purchase Commitments: |  |  |
Purchase commitment, rib supplier |  | $ 10,414,000 |

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