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ACQUISITIONS (Details Textual) - USD ($)			3 Months Ended		9 Months Ended
	Feb. 08, 2021	Feb. 03, 2020	Sep. 26, 2021	Sep. 27, 2020	Sep. 26, 2021	Sep. 27, 2020
Business Acquisition [Line Items]
Contingent consideration			$ 2,021,807		$ 2,021,807
Effective income tax rate reconciliation, percent			19.40%	22.00%	17.90%	25.40%
EdgeRock Technology Holdings, Inc
Business Acquisition [Line Items]
Percentage acquired		100.00%
Initial cash paid for acquisition		$ 21,700,000
Pro forma revenue				$ 9,200,000		$ 25,400,000
Pro forma net income				$ 500,000		1,100,000
Acquisition related costs						$ 500,000
Momentum Solutionz
Business Acquisition [Line Items]
Initial cash paid for acquisition	$ 3,800,000
Pro forma revenue			$ 1,100,000		$ 2,300,000
Pro forma net income			$ 300,000		500,000
Acquisition related costs					$ 200,000
Contingent consideration	$ 2,200,000
Revolving Credit Facility | Pro Forma
Business Acquisition [Line Items]
Line of credit facility, interest rate during period					2.40%

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