Inventories (Tables)

6 Months Ended

Jun. 30, 2012

Inventories

Inventories

	As of June 30, 2012		As of December 31, 2011
	(in thousands)
Raw materials	$	5,075	$	32,213
Work-in-process		59,223		47,010
Finished goods		23,507		33,207
Total	$	87,805	$	112,430