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Schedule II - Valuation and Qualifying Accounts (Details) - USD ($)
$ in Thousands
12 Months Ended
Jan. 01, 2022
Jan. 02, 2021
Dec. 28, 2019
Dec. 29, 2018
Allowance for doubtful accounts        
SEC Schedule, 12-09, Valuation and Qualifying Accounts Disclosure [Line Items]        
SEC Schedule, 12-09, Valuation Allowances and Reserves, Amount $ 2,437 $ 1,805 $ 2,206 $ 1,535
SEC Schedule, 12-09, Valuation Allowances and Reserves, Additions, Charge to Cost and Expense (728) (128) (1,021)  
SEC Schedule, 12-09, Valuation Allowances and Reserves, Deduction (96) (529) (350)  
Allowance for sales returns and allowances        
SEC Schedule, 12-09, Valuation and Qualifying Accounts Disclosure [Line Items]        
SEC Schedule, 12-09, Valuation Allowances and Reserves, Amount 165 1,222 700 $ 432
SEC Schedule, 12-09, Valuation Allowances and Reserves, Additions, Charge to Cost and Expense (953) (814) (1,696)  
SEC Schedule, 12-09, Valuation Allowances and Reserves, Deduction $ (104) $ (292) $ (1,428)