Quarterly report pursuant to Section 13 or 15(d)

INVENTORIES - Summary of Inventories (Details)

v3.20.2
INVENTORIES - Summary of Inventories (Details) - USD ($)
$ in Thousands
Sep. 30, 2020
Dec. 31, 2019
Inventory Disclosure [Abstract]    
Raw materials and supplies $ 60,418 $ 89,611
Work in process 1,122 387
Finished goods 42,006 31,131
Total inventories $ 103,546 $ 121,129