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CONDENSED CONSOLIDATED BALANCE SHEETS (USD $) In Thousands, unless otherwise specified | Mar. 31, 2013 | Dec. 31, 2012
--- | --- | ---
Current Assets: |  |
Cash and Cash Equivalents | $ 75,627 | $ 24,897
Marketable Securities | 106,750 | 59,065
Accounts and Other Receivables | 104 | 44
Prepaid and Other Current Assets | 1,972 | 1,108
Total Current Assets | 184,453 | 85,114
Property and Equipment, Net | 7,131 | 7,205
Intangible Assets, Net | 23,580 | 23,833
Other Assets | 236 | 424
Goodwill | 8,965 | 8,965
Total Assets | 224,365 | 125,541
Current Liabilities: |  |
Accounts Payable | 2,451 | 745
Accrued Expenses | 9,692 | 10,960
Current Portion of Long-Term Liabilities | 557 | 388
Current Portion of Term Loan | 5,630 | 5,592
Total Current Liabilities | 18,330 | 17,685
Term Loan, less Current Portion | 4,426 | 5,746
Other Long-Term Liabilities | 6,668 | 6,336
Total Liabilities | 29,424 | 29,767
Commitments and Contingent Liabilities (Note 13) |  |
Stockholders' Equity: |  |
Convertible Preferred Stock, $.01 Par Value; 3,000,000 Shares Authorized; No Shares Issued and Outstanding at March 31, 2013 and December 31, 2012 |  |
Common Stock, $.001 Par Value; 297,000,000 Shares Authorized; 80,870,320 and 64,359,513 Shares Issued and Outstanding at March 31, 2013 and December 31, 2012, respectively | 81 | 64
Additional Paid-In Capital | 473,632 | 357,094
Accumulated Other Comprehensive Income | 2,689 | 2,745
Accumulated Deficit | (281,461) | (264,129)
Total Stockholders' Equity | 194,941 | 95,774
Total Liabilities and Stockholders' Equity | $ 224,365 | $ 125,541

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