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Organization and Description of Business and Accounting Policies - Summary of Estimated Sales Return (Details) - USD ($)
$ in Thousands
Jan. 03, 2020
Dec. 28, 2018
Accounting Policies [Abstract]    
Estimated returns - inventory [1] $ 869 $ 722
Allowance for sales returns $ 3,644 $ 2,895
[1] Recognized in inventories, net on the Consolidated Balance Sheets