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STOCKHOLDER RIGHTS PLAN (Details) - USD ($)
Oct. 15, 2018
Sep. 30, 2020
Dec. 31, 2019
Class of Stock [Line Items]      
Warrants and Rights, Option to Exercise, Market Value Multiplier of Purchase Price 2    
Common stock, par value (dollars per share)   $ 0.001 $ 0.001
Warrants and Rights, Preferred Stock to Common Stock Conversion, Treatment 1    
Warrants And Rights, Not Exercisable, Number of Days After Public Announcement of Acquiring Person 10 days    
Warrants And Rights, Not Exercisable, Number of Days After Tender or Exchange Offer Is Completed By Acquiring Person 10 days    
Temporary Equity, Redemption Price Per Share $ 0.001    
Warrants and Rights, Right to Share Conversion 1    
Warrants and Rights, Adjustments To Purchase Price Of Less Than One Percent $ 0    
Class of Warrant or Right, Unissued 1    
Series B Preferred Stock [Member]      
Class of Stock [Line Items]      
Common stock, par value (dollars per share) $ 3.50    
Minimum      
Class of Stock [Line Items]      
Ownership Percentage, Common Stock, Without Approval of Board 4.99%    
Warrants and Rights, Percentage of Common Stock Owned By Acquiring Person 50.00%