XML 50 R40.htm IDEA: XBRL DOCUMENT v3.21.2
Inventories - Inventories, Net (Details) - USD ($)
$ in Thousands
Sep. 30, 2021
Jun. 30, 2021
Dec. 31, 2020
Sep. 30, 2020
Jun. 30, 2020
Dec. 31, 2019
Inventory Disclosure [Abstract]            
Raw materials $ 4,232   $ 2,695      
Finished goods 6,409   5,840      
Reserves for excess, obsolete, and slow-moving inventories (2,886) $ (2,956) (2,894) $ (3,415) $ (3,326) $ (3,645)
Inventories, net $ 7,755   $ 5,641