Inventory (Tables)

3 Months Ended

Mar. 31, 2015

Inventory

Schedule of inventory

	As of
	March 31,		December 31,
	2015		2014
	(In thousands)
Finished goods	$	52,968	$	49,038
Raw materials	7,863		6,192
Work-in-process	10,238		7,733
Total inventory	$	71,069	$	62,963