Consolidated Balance Sheets (USD $)
In Thousands, unless otherwise specified
Jun. 30, 2012
Dec. 31, 2011
Current assets:    
Cash and cash equivalents $ 36,387 $ 40,930
Accounts receivable, net 170 656
Investment tax credits receivable 456 838
Prepaid expenses and other assets 806 1,116
Total current assets 37,819 43,540
Investment tax credits receivable 189 0
Furniture, fixtures and equipment, net 1,069 1,171
Total assets 39,077 44,711
Current liabilities:    
Accounts payable 2,670 1,971
Accrued liabilities 2,070 1,549
Current portion of deferred revenue 2,930 5,574
Current portion of notes payable 2,169 238
Total current liabilities 9,839 9,332
Notes payable, less current portion 17,517 10,734
Other long-term liabilities 146 163
Total liabilities 27,502 20,229
Stockholders' deficit:    
Preferred stock, $.00001 par value; 5,000,000 shares authorized and no shares issued or oustanding at June 30, 2012 and December 31, 2011 0 0
Common Stock, $.00001 par value; 100,000,000 shares authorized as of June 30, 2012 and December 31, 2011; 24,607,888 shares issued and outstanding at June 30, 2012; 24,597,845 shares issued and oustanding at December 31, 2011 0 0
Additional paid-in capital 132,959 131,795
Accumulated other comprehensive loss (725) (683)
Accumulated deficit (120,659) (106,630)
Total stockholders' equity (deficit) 11,575 24,482
Total liabilities and stockholders' equity $ 39,077 $ 44,711