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FAIR VALUE MEASUREMENTS (Details)	Sep. 27, 2020 USD ($)	Dec. 29, 2019 USD ($)
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Contingent consideration	$ 2,243,187	$ 2,174,378
Other long-term liabilities	5,176,769	0
Level 2 | Other long-term liabilities | Fair Value, Measurements, Recurring
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Other long-term liabilities	154,482	0
Level 3 | Contingent Consideration | Fair Value, Measurements, Recurring
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Contingent consideration	$ 2,243,187	$ 2,174,378
Measurement Input, Discount Rate [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Discount rate	0.075	0.075

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Amount of liability recognized arising from contingent consideration in a business combination.

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