XML 51 R40.htm IDEA: XBRL DOCUMENT v3.21.2
Inventory (Details) - USD ($)
$ in Thousands
Sep. 30, 2021
Dec. 31, 2020
Inventory Disclosure [Abstract]    
Raw materials $ 14,662 $ 11,640
Work in process 1,501 1,679
Finished goods 6,247 5,041
Total $ 22,410 $ 18,360