| Current assets: | |
| Cash and cash equivalents | 17.1M |
| Short-term marketable securities | 78.98M |
| Accounts receivable (net of allowance for doubtful accounts; 2011 - $799, 2010 - $680) | 27.05M |
| Prepaid expenses and other current assets | 9.52M |
| Total current assets | 132.64M |
| Long-term marketable securities | |
| Property and equipment, net | 14.83M |
| Restricted cash | |
| Other assets | 9.53M |
| Total assets | 157M |
| Current liabilities: | |
| Accounts payable | 3.98M |
| Accrued compensation | 9.38M |
| Accrued license fees | 2.08M |
| Accrued expenses and other current liabilities | 8.77M |
| Deferred revenues - current portion | 53K |
| Other current liabilities | 243K |
| Total current liabilities | 24.51M |
| Deferred revenues - long-term portion | |
| Other liabilities | 1.92M |
| Commitments (Note 6) | 0 |
| Stockholders' equity: | |
| Common stock | 3K |
| Additional paid-in capital | 319.05M |
| Accumulated other comprehensive loss | 33K |
| Accumulated deficit | -158.4M |
| Total stockholders' equity | |
| Total liabilities and stockholders' equity | 157M |