Inventory (Tables)

9 Months Ended

Sep. 30, 2021

Inventory Disclosure [Abstract]

Schedule of Inventory

Inventory consisted of the following (in thousands):

	September 30, 2021		December 31, 2020
Raw materials	$	2,785	$	2,664
Work in process		571		747
Finished goods		1,215		1,926
Total inventory	$	4,571	$	5,337