Inventory (Tables)

9 Months Ended

Sep. 30, 2019

Inventory Disclosure [Abstract]

Components of Inventory

Inventory is valued at the lower of cost or net realizable value and is comprised of the following (in thousands):

	September 30,		December 31,
	2019		2018
Raw materials	$	3,714	$	3,590
Work-in-process		1,164		1,435
Finished goods		6,659		7,223
Inventory	$	11,537	$	12,248