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ACQUISITIONS (Details Textual) - USD ($)			3 Months Ended		9 Months Ended
	Feb. 03, 2020	Dec. 13, 2019	Sep. 27, 2020	Sep. 29, 2019	Sep. 27, 2020	Sep. 29, 2019	Dec. 29, 2019
Business Acquisition [Line Items]
Contingent consideration			$ 2,243,187		$ 2,243,187		$ 2,174,378
Acquisition related costs					$ 600,000
Effective income tax rate reconciliation, percent			22.00%	24.10%	25.40%	23.30%
L.J. Kushner & Associates, L.L.C.
Business Acquisition [Line Items]
Initial cash paid for acquisition		$ 8,500,000
Stock issued during period, value, acquisitions		1,000,000.0
Escrow deposit		1,000,000.0
Contingent consideration		$ 2,500,000
Business combination, period of contingency		2 years
EdgeRock Technology Holdings, Inc
Business Acquisition [Line Items]
Initial cash paid for acquisition	$ 21,700,000
Percentage acquired	100.00%
Pro forma revenue			$ 9,200,000		$ 25,400,000
Pro forma net income			$ 500,000		$ 1,100,000
Private Placement | L.J. Kushner & Associates, L.L.C.
Business Acquisition [Line Items]
Stock issued during period, shares, acquisitions		47,403
Pro Forma
Business Acquisition [Line Items]
Effective income tax rate reconciliation, percent			22.00%
Revolving Credit Facility | Pro Forma
Business Acquisition [Line Items]
Line of credit facility, interest rate during period					2.30%

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