Inventory (Tables)

6 Months Ended

Jun. 30, 2019

Inventory Disclosure [Abstract]

Schedule of Inventory

Inventory consisted of the following as of June 30, 2019 and December 31, 2018:

(In thousands)	June 30, 2019		December 31, 2018
Raw materials	$	2,541	$	2,367
Work in process		6,625		3,553
Finished goods		3,704		1,717
Total inventories	$	12,870	$	7,637