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SUPPLEMENTAL FINANCIAL STATEMENT DATA - Equipment and Leasehold Improvements, Net - Depreciation and Amortization Expense (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 30, 2022
Dec. 31, 2021
Jan. 01, 2021
Depreciation Expense      
Depreciation expense $ 6,300 $ 5,600 $ 5,000
Amortization Expense      
Amortization expense $ 1,118 $ 577 $ 589