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SCHEDULE OF SEGMENT INFORMATION BY REVENUE TYPE (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 26, 2021	Jun. 27, 2020	Jun. 26, 2021	Jun. 27, 2020
Revenue, Major Customer [Line Items]
Total Revenues	$ 9,905	$ 8,815	$ 21,582	$ 16,693
Revenue Benchmark [Member] | Geographic Concentration Risk [Member]
Revenue, Major Customer [Line Items]
Percentage of total revenue	100.00%	100.00%	100.00%	100.00%
UNITED STATES
Revenue, Major Customer [Line Items]
Total Revenues	$ 6,448	$ 6,938	$ 14,629	$ 13,704
UNITED STATES | Revenue Benchmark [Member] | Geographic Concentration Risk [Member]
Revenue, Major Customer [Line Items]
Percentage of total revenue	65.00%	79.00%	68.00%	82.00%
Other Americas [Member]
Revenue, Major Customer [Line Items]
Total Revenues				$ 101
Other Americas [Member] | Revenue Benchmark [Member] | Geographic Concentration Risk [Member]
Revenue, Major Customer [Line Items]
Percentage of total revenue				1.00%
Americas [Member]
Revenue, Major Customer [Line Items]
Total Revenues	$ 6,448	$ 6,938	$ 14,629	$ 13,805
Americas [Member] | Revenue Benchmark [Member] | Geographic Concentration Risk [Member]
Revenue, Major Customer [Line Items]
Percentage of total revenue	65.00%	79.00%	68.00%	83.00%
Asia Pacific [Member]
Revenue, Major Customer [Line Items]
Total Revenues	$ 3,111	$ 1,642	$ 6,386	$ 2,306
Asia Pacific [Member] | Revenue Benchmark [Member] | Geographic Concentration Risk [Member]
Revenue, Major Customer [Line Items]
Percentage of total revenue	31.00%	18.00%	29.00%	14.00%
Europe [Member]
Revenue, Major Customer [Line Items]
Total Revenues	$ 346	$ 235	$ 567	$ 582
Europe [Member] | Revenue Benchmark [Member] | Geographic Concentration Risk [Member]
Revenue, Major Customer [Line Items]
Percentage of total revenue	4.00%	3.00%	3.00%	3.00%

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