Inventories (Tables)

3 Months Ended

Mar. 31, 2021

Inventory Disclosure [Abstract]

Schedule of Components of Inventory

Inventories are comprised of the following (in thousands):

	March 31, 2021		December 31, 2020
Raw materials	$	2,116	$	2,080
Work in process		2,489		2,467
Finished goods		734		733
Total Inventories, net	$	5,339	$	5,280