Quarterly report pursuant to Section 13 or 15(d)

PROPERTY, PLANT AND EQUIPMENT - Additional information (Detail)

v3.21.1
PROPERTY, PLANT AND EQUIPMENT - Additional information (Detail) - USD ($)
$ in Thousands
3 Months Ended
Mar. 31, 2021
Mar. 31, 2020
Payments to Acquire Property, Plant, and Equipment [Abstract]    
Depreciation expense $ 490 $ 465