Inventory

9 Months Ended

Sep. 30, 2019

Inventory Disclosure [Abstract]

Inventory

Inventory

Inventory consisted of the following as of September 30, 2019 and December 31, 2018 (in thousands):

	September 30, 2019		December 31, 2018
Raw materials	$	3,858	$	4,961
Work in process	44		490
Finished goods	1,009		759
Total inventories	$	4,911	$	6,210

Finished goods manufactured by the Company have a 36-month shelf life from date of manufacture.