Condensed Consolidated Balance Sheets (Unaudited) (USD $) In Thousands	Jun. 30, 2011	Dec. 31, 2010
Current assets:
Cash and cash equivalents	$ 71,720	$ 61,917
Accounts receivable, net	54,349	44,370
Prepaid expenses	4,612	4,827
Other current assets	8,759	6,612
Total current assets	139,440	117,726
Property and equipment, net	21,196	22,330
Intangible assets, net	10,411	11,846
Goodwill, net	148,236	147,544
Other assets	7,830	10,207
Total assets	327,113	309,653
Current liabilities:
Accounts payable and accrued expenses	11,975	9,779
Accrued compensation and benefits	14,249	9,705
Current portion of debt obligation	36	5,046
Accrued restructuring	412	1,528
Income taxes payable	375	1,950
Deferred revenues	50,018	38,022
Other current liabilities	3,281	2,853
Total current liabilities	80,346	68,883
Other liabilities	3,084	3,157
Total liabilities	83,430	72,040
Stockholders' equity:
Common stock, $0.01 par value per share. Authorized 350,000,000 shares. Issued and outstanding 53,925,731 and 53,317,063 shares at June 30, 2011 and December 31, 2010, respectively	539	533
Additional paid-in-capital	1,805,627	1,802,795
Accumulated deficit	(1,561,628)	(1,563,817)
Accumulated other comprehensive loss	(855)	(1,898)
Total stockholders' equity	243,683	237,613
Total liabilities and stockholders' equity	$ 327,113	$ 309,653