BASIS OF PRESENTATION AND SIGNIFICANT ACCOUNTING POLICIES (Details)	3 Months Ended		12 Months Ended
	Dec. 31, 2022 USD ($) restaurant	Jan. 01, 2022 USD ($)	Oct. 01, 2022 USD ($)
Business And Summary Of Significant Accounting Policies [Line Items]
Impairment charge	$ 0	$ 0
Revenues	47,445,000	43,986,000
Unearned revenue	3,325,000		$ 5,534,000
Gift cards liability	$ 430,000		$ 309,000
Restaurants and Bars
Business And Summary Of Significant Accounting Policies [Line Items]
Number of restaurants | restaurant	17
Fast Food Concepts and Catering Operations
Business And Summary Of Significant Accounting Policies [Line Items]
Number of restaurants | restaurant	16
Catering Services
Business And Summary Of Significant Accounting Policies [Line Items]
Revenues	$ 5,583,000	$ 3,213,000
One Hotel Operator | Accounts Receivable | Customer Concentration Risk
Business And Summary Of Significant Accounting Policies [Line Items]
Concentration risk	41.00%		54.00%