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FAIR VALUE MEASUREMENTS (Details) - USD ($)	6 Months Ended
	Jun. 30, 2019	Jul. 01, 2018	Dec. 30, 2018
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Interest expense on earn out payable	$ 98,216	$ 361,543
Fair Value, Inputs, Level 3 | Contingent Consideration | Fair Value, Measurements, Recurring
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Contingent consideration	$ 2,461,728		$ 2,363,512

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