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FAIR VALUE MEASUREMENTS (Schedule of Fair Value) (Details) | 12 Months Ended
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Dec. 29, 2019 USD ($) | Dec. 30, 2018 USD ($) | Dec. 31, 2017 USD ($)
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |
Contingent consideration | $ 2,174,378 |  |
Fair value of contingent consideration |  | $ 2,200,000 |
Interest expense on contingent consideration payable | 123,761 | 624,145 | $ 1,208,095
Contingent consideration paid | (2,672,000) | (962,996) | $ (4,024,257)
Contingent Consideration | Fair Value, Measurements, Recurring | Fair Value, Inputs, Level 3 |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |
Contingent consideration | $ 2,174,378 | $ 2,363,512 |
Discount Rate | Minimum |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |
Discount rate (as a percent) | 0.075 |  |
Discount Rate | Maximum |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |
Discount rate (as a percent) | 0.093 |  |

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