Quarterly report pursuant to Section 13 or 15(d)

COMMITMENTS AND CONTINGENCIES - Additional Information (Details)

v3.21.2
COMMITMENTS AND CONTINGENCIES - Additional Information (Details) - USD ($)
$ in Millions
3 Months Ended 9 Months Ended
Sep. 30, 2021
Sep. 30, 2020
Sep. 30, 2021
Sep. 30, 2020
COMMITMENTS AND CONTINGENCIES        
Expenses incurred under the operating lease agreements $ 1.4 $ 1.7 $ 4.6 $ 4.7