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INTANGIBLE ASSETS - Amortization Expense (Details) - Franchise Rights - USD ($)
$ in Thousands
12 Months Ended
Dec. 29, 2019
Dec. 30, 2018
Intangible assets    
Fiscal 2020 $ 418  
Fiscal 2021 418  
Fiscal 2022 418  
Fiscal 2023 253  
Fiscal 2024 132  
Thereafter 149  
Finite lived intangible assets, net 1,788 $ 25
Amortization expense $ 306 $ 1
Estimated useful life 8 years