Quarterly report pursuant to Section 13 or 15(d)

Inventories (Tables)

v3.22.1
Inventories (Tables)
3 Months Ended
Mar. 31, 2022
Inventory Disclosure [Abstract]  
Schedule of Inventory A summary of the Company’s inventories is shown below (in thousands):
March 31, December 31,
2022 2021
Supplies $ 8,216  $ 4,557 
Raw materials 700  701 
Work in process 1,069  2,435 
Finished goods 373  673 
Total inventories $ 10,358  $ 8,366