Accounts Receivable Trade, Net - Schedule of Accounts, Notes, Loans and Financing Receivable (Details) - USD ($) $ in Thousands	Jan. 01, 2021	Jan. 03, 2020
Accounts Receivable [Line Items]
Total accounts receivable trade, gross	$ 35,288	$ 31,084
Less allowance for doubtful accounts	59	88
Total accounts receivable trade, net	35,229	30,996
US
Accounts Receivable [Line Items]
Total accounts receivable trade, gross	828	989
Foreign
Accounts Receivable [Line Items]
Total accounts receivable trade, gross	$ 34,460	$ 30,095