Quarterly report pursuant to Section 13 or 15(d)

COMMITMENTS AND CONTINGENCIES - Additional Information (Details)

v3.21.2
COMMITMENTS AND CONTINGENCIES - Additional Information (Details)
$ in Thousands
3 Months Ended 9 Months Ended
Sep. 30, 2021
USD ($)
Sep. 30, 2020
USD ($)
Sep. 30, 2021
USD ($)
lease
Sep. 30, 2020
USD ($)
Commitments and Contingencies Disclosure [Abstract]        
Number of leases | lease     3  
Lease expense | $ $ 22 $ 12 $ 58 $ 35