Inventories (Tables)

9 Months Ended

Oct. 31, 2013

Inventory Disclosure [Abstract]

Schedule of Inventory

Inventory at October 31, 2013 and January 31, 2013 consisted of the following:

	As of October 31, 2013		As of January 31, 2013
	(in thousands)
Work-in-progress	$	8,322	$	3,012
Finished goods		4,688		5,906
Total	$	13,010	$	8,918