XML 12 R4.htm IDEA: XBRL DOCUMENT v2.3.0.15
CONSOLIDATED STATEMENTS OF CASH FLOWS (USD $)
In Thousands
9 Months Ended
Sep. 30, 2011
Sep. 30, 2010
Cash flows from operating activities  
Net loss$ (29,182)$ (29,336)
Adjustments to reconcile net loss to cash used in operating activities:  
Depreciation1,1341,203
Charge for 401(k) company common stock match489377
Stock-based compensation3,5743,474
Changes in operating assets and liabilities:  
Receivables (billed and unbilled)(448)5
Due from related party(88)(25)
Prepaid expenses and other assets429301
Accounts payable289(620)
Accrued expenses(541)456
Deferred rent and other long-term liabilities(115)(125)
Deferred revenue1,335366
Net cash used in operating activities(23,124)(23,924)
Cash flows from investing activities  
Purchase of property and equipment(627)(646)
Change in restricted cash (29)
Purchase of investments(93,888)(73,118)
Proceeds from the sale and maturity of short-term investments73,11299,022
Net cash (used in) provided by investing activities(21,403)25,229
Cash flows from financing activities  
Proceeds from options exercised712,316
Proceeds from public stock offering, net of offering costs of $2,36049,333 
Net cash provided by financing activities49,4042,316
Effect of exchange rate changes on cash and cash equivalents(11)(3)
Net increase in cash and cash equivalents4,8663,618
Cash and cash equivalents at beginning of period12,52610,814
Cash and cash equivalents at end of period$ 17,392$ 14,432