Consolidated Balance Sheets (USD $) In Thousands	Sep. 30, 2011	Dec. 31, 2010
Current assets:
Cash and cash equivalents	$ 28,174	$ 17,494
Short-term investments	27,105	20,000
Accounts receivable, net	6,674	6,400
Prepaid expenses and other current assets	1,112	1,297
Deferred tax asset	270	207
Total current assets	63,335	45,398
Property and equipment, net	2,634	1,993
Goodwill	15,719	6,765
Intangible assets, net	5,712	1,039
Deferred project costs	6,327	5,667
Deferred tax asset	13,968	15,675
Other	53	150
Total assets	107,748	76,687
Current liabilities:
Accounts payable	0	51
Accrued liabilities	4,907	4,200
Deferred revenues	32,563	28,305
Total current liabilities	37,470	32,556
Deferred revenues, less current portion	11,741	9,896
Commitments and contingencies
Stockholders' equity:
Common stock, $0.001 par value; 50,000,000 shares authorized; 22,161,265 and 20,532,443 shares issued and outstanding as of September 30, 2011 and December 31, 2010, respectively	22	20
Additional paid-in capital	72,988	50,462
Notes receivable from stockholders	0	(15)
Accumulated deficit	(14,473)	(16,232)
Total stockholders' equity	58,537	34,235
Total liabilities and stockholders' equity	$ 107,748	$ 76,687