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ORGANIZATION AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES, Revenue Recognition (Details) - USD ($)
$ in Thousands
12 Months Ended
Jun. 25, 2023
Jun. 26, 2022
Jun. 27, 2021
Revenues [Abstract]      
Revenues $ 11,889 $ 10,692  
Accounts Receivable [Abstract]      
Accounts receivable     $ 900
Deferred Revenue [Abstract]      
Deferred revenue     $ 1,800
Revenue recognized 600    
Franchise Royalties [Member]      
Revenues [Abstract]      
Revenues 4,978 4,543  
Supplier and Distributor Incentive Revenues [Member]      
Revenues [Abstract]      
Revenues 4,418 4,214  
Franchise License Fees [Member]      
Revenues [Abstract]      
Revenues 152 154  
Area Development Exclusivity Fees and Foreign Master License Fees [Member]      
Revenues [Abstract]      
Revenues 18 19  
Advertising Funds Contributions [Member]      
Revenues [Abstract]      
Revenues 1,943 1,412  
Supplier Convention Funds [Member]      
Revenues [Abstract]      
Revenues 172 143  
Rental Income [Member]      
Revenues [Abstract]      
Revenues 186 186  
Other [Member]      
Revenues [Abstract]      
Revenues $ 22 $ 21  
Minimum [Member]      
Franchise Revenues [Abstract]      
Amortization term of franchise license fees 5 years    
Maximum [Member]      
Franchise Revenues [Abstract]      
Amortization term of franchise license fees 20 years