Inventory (Tables)

3 Months Ended

Mar. 31, 2020

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):

	March 31,		December 31,
	2020		2019
Raw materials	$	4,465	$	3,689
Work-in-process		1,475		1,064
Finished goods		6,252		6,242
Inventory	$	12,192	$	10,995