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LONG-TERM DEBT (Department of Economic and Community Development) (Details) - USD ($)
12 Months Ended
Jul. 02, 2017
Dec. 31, 2017
Dec. 31, 2016
Debt Instrument [Line Items]      
Total debt   $ 3,416,000 $ 4,522,000
Department of Economic and Community Development (DECD)      
Debt Instrument [Line Items]      
Debt instrument, term   10 years  
Debt instrument, face amount   $ 300,000  
Interest rate (as a percent)   3.00%  
Total debt   $ 0 $ 243,287
Repayments of long term debt $ 225,714