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ACCRUED EXPENSES AND OTHER CURRENT LIABILITIES (Tables)
 9 Months Ended
Sep. 30, 2021
Payables and Accruals [Abstract]  
Schedule of Accrued Liabilities
Accrued expenses and other current liability consist of the following:
December 31,
2020
2019
Accrued expenses$317 $454 
Tax payables126 168 
Customer advances118 83 
Accrued lease liability, current portion391 66 
Acquisition liability126 718 
Other current liabilities77 159 
Total
$1,155 $1,648