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STOCKHOLDERS' EQUITY (Series B Preferred Stock) (Details) - USD ($)
$ / shares in Units, $ in Thousands
 12 Months Ended
Dec. 31, 2022
Dec. 31, 2021
Aug. 25, 2017
Class of Stock [Line Items]      
Preferred stock, par value (in dollars per share) $ 0.01    
Warrants outstanding (in shares)   357  
Proceeds from issuance of warrants $ 11 $ 400  
Preferred stock, shares authorized (in shares) 15,000,000 15,000,000  
Preferred stock, shares outstanding (in shares) 47 47  
Preferred stock, shares issued (in shares) 47 47  
Preferred Class B      
Class of Stock [Line Items]      
Preferred stock, par value (in dollars per share)     $ 0.01
Conversion price (in dollars per share) $ 0.40    
Number of shares converted (in shares) 0 0  
Preferred stock, shares authorized (in shares) 6,900 6,900 6,900
Preferred stock, shares outstanding (in shares) 47 47  
Preferred Stock, Liquidation Preference Per Share $ 1,000   $ 1,000
Number of common shares issuable upon conversion of preferred stock. 117,500