Inventory (Tables)

3 Months Ended

Mar. 31, 2019

Inventory Disclosure [Abstract]

Components of Inventories

Inventories consisted of the following at March 31, 2019 and December 31, 2018 (in thousands):

	March 31,		December 31,
	2019		2018
Raw materials	$	5,080	$	4,064
Work in process	735		495
Finished goods	2,784		3,187
Inventory	$	8,599	$	7,746