Quarterly report pursuant to Section 13 or 15(d)

COMMON STOCK WARRANT LIABILITY (Details)

v3.21.2
COMMON STOCK WARRANT LIABILITY (Details) - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended
Feb. 12, 2021
May 13, 2016
Mar. 31, 2021
Sep. 30, 2020
Sep. 30, 2021
Sep. 30, 2020
Dec. 31, 2020
Class of Warrant or Right [Line Items]              
Warrants repurchase price $ 4,000            
Adjustment to fair value of warrants     $ 1,300 $ 403 $ 1,347 $ (1,159)  
Common stock warrant liability             $ 2,653
Line of Credit | Second Lien Term Loan | Warrant to Purchase Common Equity              
Class of Warrant or Right [Line Items]              
Warrants issued (in shares)   1,006,568          
Payments for Repurchase of Warrants $ 4,000