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CONDENSED CONSOLIDATED BALANCE SHEETS (USD $)
In Thousands
Sep. 30, 2011
Dec. 31, 2010
Current assets  
Cash and cash equivalents$ 5,781$ 14,340
Short-term investments12,52415,011
Accounts receivable, net6021,079
Unbilled contracts receivable107202
Prepaid expenses and other current assets2,9853,377
Total current assets21,99934,009
Long-term investments8,0618,193
Property and equipment, net1,6542,160
Goodwill23,13423,134
Intangible assets, net4,2746,238
Other assets348232
Total assets59,47073,966
Current liabilities  
Accounts payable1,114839
Accrued expenses and other liabilities2,2322,623
Accrued acquisition-related liabilities5001,500
Deferred revenue1,2121,801
Total current liabilities5,0586,763
Long-term liabilities108146
Commitments and contingencies (Note 4)  
Stockholders' equity  
Preferred stock, $0.01 par value; 20,000 shares authorized; none issued and outstanding  
Common stock, $0.01 par value; 120,000 shares authorized; 38,307 shares and 37,225 shares issued and outstanding at September 30, 2011 and December 31, 2010, respectively383372
Additional paid-in capital149,131143,336
Accumulated other comprehensive income (loss)(11)4
Accumulated deficit(95,199)(76,655)
Total stockholders' equity54,30467,057
Total liabilities and stockholders' equity$ 59,470$ 73,966