Condensed Consolidated Balance Sheets (USD $) In Thousands, unless otherwise specified	Oct. 31, 2013	Jan. 31, 2013
Current assets:
Cash and cash equivalents	$ 99,354	$ 97,315
Accounts receivable, net of allowance of $1,318 and $1,094 at October 31, 2013 and January 31, 2013, respectively	13,613	16,113
Deferred tax assets, net	5,975	5,730
Prepaid expenses and other current assets	7,641	9,405
Total current assets	126,583	128,563
Property and equipment, net	2,818	4,314
Intangible assets, net	16,991	45,661
Goodwill	462,400	462,400
Deferred tax assets, net	2,524
Other long-term assets	3,242	5,089
TOTAL ASSETS	614,558	646,027
Current liabilities:
Accounts payable	1,516	2,330
Accrued expenses	16,433	17,507
Accrued interest payable	1,746	4,614
Deferred revenue	50,954	67,056
Total current liabilities	70,649	91,507
Long-term debt	410,042	410,042
Long-term deferred revenue	6,439	9,026
Deferred tax liabilities, net		9,326
Other long-term liabilities	7,102	4,563
Total liabilities	494,232	524,464
Commitments and contingencies
Stockholders' equity:
Preferred stock, value
Common stock, $0.01 par value; 200,000,000 shares authorized; 99,193,365 and 99,084,473 shares issued and outstanding at October 31, 2013 and January 31, 2013, respectively	992	991
Additional paid-in capital	519,826	516,986
Accumulated other comprehensive loss	(2,153)	(1,809)
Accumulated deficit	(398,339)	(394,605)
Total stockholders' equity	120,326	121,563
TOTAL LIABILITIES AND STOCKHOLDERS' EQUITY	614,558	646,027
Series A Preferred Stock [Member]
Stockholders' equity:
Preferred stock, value