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ACCRUED EXPENSES (Tables) | 9 Months Ended
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Sep. 30, 2021
ACCRUED EXPENSES |
Schedule of components of accrued expenses | ​
​ | ​ | ​ | ​ | ​ | ​ | ​
​ |  | September 30, 2021 |  | December 31, 2020
Accrued compensation and related benefits | ​ | $ | 6,293 | ​ | $ | 6,624
Accrued legal fees | ​ |  | - | ​ |  | 18
Commission fee accrual | ​ |  | 95 | ​ |  | 103
Accrued federal, state and local taxes and fees | ​ |  | 238 | ​ |  | 130
Other | ​ |  | 839 | ​ |  | 1,701
​ | ​ | $ | 7,465 | ​ | $ | 8,576

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