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RECENT RESTAURANT DISPOSITIONS (Details) - USD ($)
$ in Thousands
3 Months Ended
Dec. 28, 2019
Dec. 29, 2018
RECENT RESTAURANT DISPOSITIONS (Details) [Line Items]    
Loss on closure of Durgin-Park $ 0 $ 1,067
Durgin Park    
RECENT RESTAURANT DISPOSITIONS (Details) [Line Items]    
Loss on closure of Durgin-Park 1,067  
Accelerated depreciation 333  
Amortization of prepaid and other expenses 13  
Durgin Park | Trademarks    
RECENT RESTAURANT DISPOSITIONS (Details) [Line Items]    
Trademark impairment $ 721