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COMMITMENTS AND CONTINGENCIES (Details) - SCHEDULE OF COMPONENTS OF LEASE EXPENSE - USD ($)	3 Months Ended		6 Months Ended
	Apr. 01, 2023	Apr. 01, 2022	Apr. 01, 2023	Apr. 02, 2022
Schedule Of Components Of Lease Expense Abstract
Operating Lease Expense, which is included in occupancy costs	$ 956,000	$ 916,000	$ 1,913,000	$ 1,834,000

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- References

No definition available.

+ Details

Name:	bdl_ScheduleOfComponentsOfLeaseExpenseAbstract
Namespace Prefix:	bdl_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Amount of operating lease expense. Excludes sublease income.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 842
-SubTopic 20
-Name Accounting Standards Codification
-Section 45
-Paragraph 4
-Subparagraph (b)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147479041/842-20-45-4

+ Details

Name:	us-gaap_OperatingLeaseExpense
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration