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ACCOUNTS RECEIVABLE AND ALLOWANCE FOR DOUBTFUL ACCOUNTS (Details) - USD ($)
Sep. 30, 2018
Dec. 31, 2017
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Accounts receivable $ 12,095,000 $ 10,199,000
Allowance for doubtful accounts, sales discounts and chargebacks (394,000) (152,000)
Accounts Receivable, Net, Current, Total $ 11,701,000 $ 10,047,000