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LIQUIDITY AND GOING CONCERN (Details) - USD ($)
$ in Thousands, shares in Millions
3 Months Ended 9 Months Ended
Jul. 08, 2021
Sep. 30, 2023
Sep. 30, 2022
Sep. 30, 2023
Sep. 30, 2022
Dec. 31, 2022
Cash and cash equivalents   $ 11,736   $ 11,736   $ 75,196
Issuance of common stock, net       4,130 $ 25,604  
Aggregate offering price   $ 1,150 $ 1,063 $ 4,130 $ 25,604  
Substantial Doubt about Going Concern, within One Year [true false]       true    
ATM Offering Agreement and 2020 Lincoln Park PA            
Number of common stock issued       4.6    
Issuance of common stock, net       $ 4,100    
ATM Offering Agreement            
Issuance of common stock, net $ 50,000          
ATM Offering Agreement | Maximum            
Aggregate offering price       $ 17,300