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LEASEHOLD INTERESTS (Details) - USD ($) | 12 Months Ended
--- | ---
Oct. 01, 2022 | Oct. 02, 2021
Goodwill and Intangible Assets Disclosure [Abstract] |  |
Leasehold amortization expense | $ 32,000 | $ 82,000

X
- Definition Amortization of leasehold purchases. + References No definition available. + Details
Name: | bdl_LeaseholdAmortizationExpense
Namespace Prefix: | bdl_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- References No definition available. + Details
Name: | us-gaap_GoodwillAndIntangibleAssetsDisclosureAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration