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INTANGIBLE ASSETS (Schedule of Intangible Assets) (Details) - USD ($) | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 29, 2019 | Sep. 30, 2018 | Sep. 29, 2019 | Sep. 30, 2018
Finite-Lived Intangible Assets [Line Items] |  |  |  |
Amortization of acquired intangible assets | $ 921,461 | $ 986,343 | $ 2,795,585 | $ 3,104,716
Amortization of intangible assets | 992,480 | 1,052,896 | 3,024,381 | 3,255,674
Total expense | 1,011,970 | 1,052,896 | 3,068,763 | 3,255,674
Client partner lists |  |  |  |
Finite-Lived Intangible Assets [Line Items] |  |  |  |
Amortization of acquired intangible assets | 881,525 | 944,093 | 2,671,149 | 2,937,716
Covenants not to compete |  |  |  |
Finite-Lived Intangible Assets [Line Items] |  |  |  |
Amortization of acquired intangible assets | 39,936 | 42,250 | 124,436 | 167,000
Amortization Expense | Computer software |  |  |  |
Finite-Lived Intangible Assets [Line Items] |  |  |  |
Amortization of intangible assets | 71,019 | 66,553 | 228,796 | 150,958
Selling, General and Administrative Expenses | Computer software |  |  |  |
Finite-Lived Intangible Assets [Line Items] |  |  |  |
Amortization of intangible assets | $ 19,490 | $ 0 | $ 44,382 | $ 0

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- Definition The aggregate expense charged against earnings to allocate the cost of intangible assets (nonphysical assets not used in production) in a systematic and rational manner to the periods expected to benefit from such assets. As a noncash expense, this element is added back to net income when calculating cash provided by or used in operations using the indirect method. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=109223946&loc=d3e3602-108585 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (a)(2) -URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6388964&loc=d3e16225-109274 + Details
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