Inventories (Tables)

9 Months Ended

Sep. 30, 2021

Inventory Disclosure [Abstract]

Schedule of Components of Inventory

Inventories are comprised of the following (in thousands):

	September 30, 2021		December 31, 2020
Raw materials	$	1,984	$	2,080
Work in process		2,485		2,467
Finished goods		791		733
Total Inventories, net	$	5,260	$	5,280