QUARTERLY INFORMATION (UNAUDITED) (Details) - Schedule of Quarterly Information (Parentheticals) - $ / shares	3 Months Ended
Sep. 30, 2023	Jul. 01, 2023	Apr. 01, 2023	Dec. 31, 2022	Oct. 01, 2022	Jul. 02, 2022	Apr. 02, 2022	Jan. 01, 2022
Schedule of Quarterly Information [Abstract]
Net income (loss) per share - diluted	$ 0.06	$ 0.86	$ 1.02	$ 0.34	$ 0.68	$ 0.99	$ 0.89	$ 0.84
Weighted average common stock outstanding – diluted	1,858,647	1,858,647	1,858,647	1,858,647	1,858,647	1,858,647	1,858,647	1,858,647

The amount of net income (loss) for the period available to each share of common stock or common unit outstanding during the reporting period and to each share or unit that would have been outstanding assuming the issuance of common shares or units for all dilutive potential common shares or units outstanding during the reporting period.

No definition available.

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Namespace Prefix:	bdl_
Data Type:	dtr:perShareItemType
Balance Type:	na
Period Type:	duration