Consolidated Balance Sheets (unaudited) (USD $) In Thousands, unless otherwise specified	Sep. 30, 2012	Dec. 31, 2011
Assets
Cash and cash equivalents	$ 64,492	$ 85,409
Accounts receivable, net	45,157	34,110
Deferred commissions	4,223	3,537
Prepaid expenses and other current assets	7,132	3,789
Total current assets	121,004	126,845
Capitalized software development costs, net	6,259	4,106
Property and equipment, net	6,171	3,663
Intangible assets, net	7,443	609
Goodwill	8,193	0
Other assets, net	207	139
Total Assets	149,277	135,362
Liabilities:
Accounts payable	6,465	3,834
Accrued expenses	9,771	8,039
Deferred revenue, current portion	69,001	52,338
Capital lease obligations, current portion	1,438	1,617
Debt, current portion	630	265
Other liabilities	3,016	996
Total current liabilities	90,321	67,089
Other liabilities, non-current	3,776	806
Deferred revenue, net of current portion	3,621	3,542
Capital lease obligations, net of current portion	1,279	1,056
Long-term debt, net of current portion	1,025	409
Total liabilities	100,022	72,902
Commitments and contingencies (Note 9)
Stockholders' Equity:
Common stock, $0.0001 par value; 1,000,000 shares authorized, 50,371 and 49,274 shares issued and outstanding at September 30, 2012 and December 31, 2011	5	5
Additional paid-in capital	237,953	226,916
Accumulated deficit	(188,624)	(164,651)
Accumulated other comprehensive income	(79)	190
Total stockholders' equity	49,255	62,460
Total Liabilities and Stockholders' Equity	$ 149,277	$ 135,362