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SCHEDULE OF SEGMENT INFORMATION BY REVENUE TYPE (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 26, 2022	Mar. 27, 2021
Revenues from External Customers and Long-Lived Assets [Line Items]
Total Revenues	$ 11,578	$ 11,676
Percentage of total revenue	100.00%	100.00%
UNITED STATES
Revenues from External Customers and Long-Lived Assets [Line Items]
Total Revenues	$ 9,297	$ 8,180
Percentage of total revenue	80.00%	70.00%
Asia Pacific [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Total Revenues	$ 2,144	$ 3,275
Percentage of total revenue	19.00%	28.00%
Europe [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Total Revenues	$ 137	$ 221
Percentage of total revenue	1.00%	2.00%

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Percentage of total revenue.

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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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