Intangible Assets (Tables)

12 Months Ended

Jan. 31, 2013

Schedule of Intangible Assets

Intangible assets at January 31, 2013 and 2012 consisted of the following:

	As of January 31, 2013
	Gross Carrying Value		Accumulated Amortization		Net Carrying Value
	(in thousands)
Intangible assets	$	2,400	$	2,400	$	—

	As of January 31, 2012
	Gross Carrying Value		Accumulated Amortization		Net Carrying Value
	(in thousands)
Intangible assets	$	2,400	$	2,130	$	270