Condensed Consolidated Balance Sheets (Unaudited) (USD $) In Thousands, unless otherwise specified	Apr. 30, 2013	Jan. 31, 2013
Current assets:
Cash and cash equivalents	$ 103,719	$ 97,315
Accounts receivable, net of allowance of $915 and $1,094 at April 30, 2013 and January 31, 2013, respectively	11,359	16,113
Deferred tax assets, net	5,705	5,730
Prepaid expenses and other current assets	13,086	9,405
Total current assets	133,869	128,563
Property and equipment, net	3,961	4,314
Intangible assets, net	36,191	45,661
Goodwill	462,400	462,400
Other long-term assets	4,595	5,089
TOTAL ASSETS	641,016	646,027
Current liabilities:
Accounts payable	2,472	2,330
Accrued expenses	14,241	17,507
Accrued interest payable	1,941	4,614
Deferred revenue	71,860	67,056
Total current liabilities	90,514	91,507
Long-term debt	410,042	410,042
Long-term deferred revenue	9,531	9,026
Deferred tax liabilities, net	5,608	9,326
Other long-term liabilities	4,591	4,563
Total liabilities	520,286	524,464
Commitments and contingencies
Stockholders' equity:
Preferred stock, value
Common stock, $0.01 par value; 200,000,000 shares authorized; 99,148,724 and 99,084,473 shares issued and outstanding at April 30, 2013 and January 31, 2013, respectively	991	991
Additional paid-in capital	517,388	516,986
Accumulated other comprehensive loss	(1,807)	(1,809)
Accumulated deficit	(395,842)	(394,605)
Total stockholders' equity	120,730	121,563
TOTAL LIABILITIES AND STOCKHOLDERS' EQUITY	641,016	646,027
Series A Preferred Stock
Stockholders' equity:
Preferred stock, value