| Current assets: |
| Cash and cash equivalents |
| Short-term investment securities |
| Interest receivable |
| Other current assets |
1.74M |
| Total current assets |
89.09M |
| Property, plant and equipment, net |
91K |
| Goodwill |
3.21M |
| Other assets, net |
163K |
| Total assets |
92.55M |
| Current liabilities: |
| Accounts payable and accrued expenses |
8.45M |
| Accrued compensation and related liabilities |
202K |
| Deferred revenue |
| Total current liabilities |
8.66M |
| Contingent equity rights |
| Other liabilities |
24K |
| Total liabilities |
8.68M |
| Stockholders' equity: |
| Preferred stock, $0.001 par value per share (5,000,000 shares authorized, no shares issued and outstanding) |
0 |
| Common stock, $0.001 par value per share (95,000,000 shares authorized, 69,771,035 and 61,521,483 shares issued, 69,691,087 and 61,441,535 shares outstanding at June 30, 2011 and December 31, 2010, respectively) |
82K |
| Additional paid-in capital |
478.81M |
| Treasury stock, at cost, 79,948 shares at June 30, 2011 and December 31, 2010, respectively |
-357K |
| Accumulated deficit |
-394.66M |
| Total stockholders' equity |
83.87M |
| Total liabilities and stockholders' equity |
92.55M |
