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ACCOUNTS PAYABLE AND ACCRUED EXPENSES (Tables)
12 Months Ended
Dec. 31, 2020
Payables and Accruals [Abstract]  
Accounts payable and accrued expenses
    December 31,     December 31,  
    2020     2019  
Accounts payable   $ 629     $ 673  
Accrued compensation     1,420       1,635  
Other accrued expenses     476       208  
    $ 2,525     $ 2,516