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INTANGIBLE ASSETS (Details Textual) - USD ($)
3 Months Ended 6 Months Ended
Jun. 28, 2020
Jun. 28, 2020
Dec. 29, 2019
Goodwill and Intangible Assets [Line Items]      
Intangible assets, accumulated amortization $ 46,800,000 $ 46,800,000 $ 44,300,000
Capitalized computer software, additions   71,516  
Capitalized computer software, period increase   $ 976,954  
Client partner lists      
Goodwill and Intangible Assets [Line Items]      
Impairment of intangible assets, finite-lived 3,500,000    
Trade name      
Goodwill and Intangible Assets [Line Items]      
Impairment of intangible assets, indefinite-lived $ 3,700,000