Inventory

3 Months Ended

Mar. 31, 2019

Inventory Disclosure [Abstract]

Inventory

Inventory

Inventory consisted of the following:

(in thousands)	March 31, 2019		December 31, 2018
Raw materials	$	11,521	$	11,100
Work in process	9,007		4,261
Finished goods	11,516		17,658
Total inventory	$	32,044	$	33,019