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ACCRUED EXPENSES (Details) - USD ($)
$ in Thousands
Jun. 30, 2021
Dec. 31, 2020
ACCRUED EXPENSES    
Accrued compensation and related benefits $ 4,642 $ 6,624
Accrued legal fees 53 18
Commission fee accrual 74 103
Accrued federal, state and local taxes and fees 184 130
Other 1,315 1,701
Total accrued expenses $ 6,268 $ 8,576