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RECEIVABLES (Details)
12 Months Ended
Dec. 31, 2018
USD ($)
Dec. 31, 2017
USD ($)
Nov. 07, 2018
USD ($)
Dec. 31, 2014
USD ($)
note
Accounts, Notes, Loans and Financing Receivable [Line Items]        
Number of Note Receivables | note       2
Accounts receivable, net, current $ 1,191,000 $ 1,253,000    
Notes receivable 343,000 $ 850,000    
Financing receivable, principal amount $ 500,000.00   $ 550,000.00 $ 1,050,000.00
Annual interest rate   3.00%    
Annual interest rate of financial receivable 18.00%      
Financing receivable, reserve against collectability $ 220,000 $ 220,000    
Trade receivables - other        
Accounts, Notes, Loans and Financing Receivable [Line Items]        
Accounts receivable, net, current $ 848,000 $ 403,000