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LONG-TERM DEBT (Webster Bank) (Details) - USD ($)
12 Months Ended
Dec. 31, 2018
Dec. 31, 2017
Debt Instrument [Line Items]    
Total debt $ 516,000 $ 3,416,000
(Gain) loss on extinguishment of debt (376,000) 1,391,000
Webster Bank    
Debt Instrument [Line Items]    
Debt instrument, face amount $ 500,000  
Variable rate on spread 50000.00%  
Total debt   0
Connecticut, DECD and Webster Loan    
Debt Instrument [Line Items]    
(Gain) loss on extinguishment of debt   $ 53,000