Quarterly report pursuant to Section 13 or 15(d)

Inventories (Tables)

v3.21.1
Inventories (Tables)
3 Months Ended
Mar. 31, 2021
Inventory Disclosure [Abstract]  
Schedule of Inventory A summary of the Company's inventories is shown below (in thousands):
March 31, December 31,
2021 2020
Supplies $ 6,508  $ 6,312 
Raw materials 637  613 
Work in process 2,734  3,478 
Finished goods 1,477  1,617 
Total inventories $ 11,356  $ 12,020