Annual report pursuant to Section 13 and 15(d)

Inventories (Details)

v3.22.4
Inventories (Details) - USD ($)
$ in Thousands
Dec. 31, 2022
Dec. 31, 2021
Inventory Disclosure [Abstract]    
Supplies $ 5,167 $ 4,557
Raw materials 974 701
Work in process 2,221 2,435
Finished goods 521 673
Total inventory $ 8,883 $ 8,366