Inventory (Tables)

9 Months Ended

Sep. 30, 2017

Inventory Disclosure [Abstract]

Components of Inventory

Inventory consists of the following (in thousands):

	September 30, 2017		December 31, 2016
Raw materials	$	5,278	$	6,678
Work in process		4,610		1,036
Finished goods		6,217		15,479
	$	16,105	$	23,193