Disaggregation of Sales, Geographic Sales and Product Sales - Disaggregation of Sales (Details) - USD ($) $ in Thousands	3 Months Ended
Apr. 02, 2021	Apr. 03, 2020
Total net sales	$ 50,752	$ 35,187
Non Consignment Sales [Member]
Total net sales	45,417	30,400
Consignment Sales [Member]
Total net sales	$ 5,335	$ 4,787

Amount of revenue recognized from goods sold, services rendered, insurance premiums, or other activities that constitute an earning process. Includes, but is not limited to, investment and interest income before deduction of interest expense when recognized as a component of revenue, and sales and trading gain (loss).

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+ Details