Quarterly report pursuant to Section 13 or 15(d)

STOCKHOLDERS' EQUITY (Details Textual)

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STOCKHOLDERS' EQUITY (Details Textual) - USD ($)
1 Months Ended 3 Months Ended 12 Months Ended
Jul. 31, 2018
Jul. 16, 2018
Mar. 31, 2019
Dec. 31, 2018
Aug. 31, 2014
Class of Warrant or Right [Line Items]          
Stock Issued During Period, Shares, New Issues 1,355,000        
Class of Warrant or Right, Number of Securities Called by Warrants or Rights     5,318,747    
Class of Warrant or Right, Exercise Price of Warrants or Rights $ 4.00        
Common Stock, Shares Authorized     80,000,000 80,000,000  
Convertible Preferred Stock, Shares Issued upon Conversion 2,785,000        
Stockholders' Equity, Reverse Stock Split   At a special meeting held on July 12, 2018, our stockholders approved an amendment to our certificate of incorporation to affect a reverse split of our common stock at a ratio between 1:5 to 1:10 and authorized the Board to determine the ratio at which the reverse split would be. The Board authorized the ratio of the reverse split, and effective at the close of business on July 16, 2018, the Company implemented a 1-for-10 reverse stock split of its outstanding common stock. The accompanying consolidated financial statements and accompanying notes to the consolidated financial statements give retroactive effect to the reverse stock split for all periods presented. The shares of common stock that the Company is authorized to issue remains unchanged at 80,000,000 and the par value remains at $0.00001 per share. Accordingly, stockholders’ equity reflects the reverse stock split by reclassifying from common stock to additional paid-in capital an amount equal to the par value of the decreased shares resulting from the reverse stock split.      
Share Price $ 4.00        
Proceeds from Issuance or Sale of Equity $ 16,560,000        
Class of Warrant or Right, Date from which Warrants or Rights Exercisable Jul. 31, 2023        
Net Proceeds from Issuance or Sale of Equity After Deducting Underwriting Discounts and Commissions and Related Offering Expenses $ 15,000,000        
Warrant [Member]          
Class of Warrant or Right [Line Items]          
Class of Warrant or Right, Number of Securities Called by Warrants or Rights 4,140,000        
Series C Preferred Stock [Member]          
Class of Warrant or Right [Line Items]          
Stock Issued During Period, Shares, New Issues 1,114        
Preferred Stock, Shares Outstanding     335 473  
Preferred Stock Convertible Beneficial Conversion Feature     $ 2,241,795    
Convertible Preferred Stock, Terms of Conversion Series C Preferred Stock, each of which is convertible into 2,500 shares of Common Stock, together with a Series E warrant to purchase 2,500 shares of common stock        
Share Price $ 10,000        
Stock Issued During Period, Value, Stock Options Exercised     $ 138 $ 641  
August 2014 Underwritten Offering [Member]          
Class of Warrant or Right [Line Items]          
Class of Warrant or Right, Number of Securities Called by Warrants or Rights         970
Common Stock [Member]          
Class of Warrant or Right [Line Items]          
Preferred Stock, Shares Outstanding     345,000 1,602,500