Inventory

6 Months Ended

Jun. 30, 2020

Inventory Disclosure [Abstract]

Inventory

4. Inventory

Inventory consisted of the following (in thousands):

	June 30, 2020		December 31, 2019
Raw materials	$	1,375	$	1,476
Work in process		1,058		346
Finished goods		1,340		316
Total inventory	$	3,773	$	2,138