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CONDENSED CONSOLIDATED BALANCE SHEETS (USD $)
In Thousands
Jun. 30, 2011
Dec. 31, 2010
Current assets:    
Cash and cash equivalents $ 179,804 $ 215,262
Marketable securities 179,550 296,747
Accounts receivable 1,354 2,600
Prepaid expenses and other current assets 10,448 10,898
Deferred taxes 2,420 2,420
Total current assets 373,576 527,927
Deferred taxes, long term 3,023 2,974
Intangible assets, net 194,205 40,986
Goodwill 115,148 18,154
Property, plant and equipment, net 71,187 67,770
Other assets 6,038 5,361
Total assets 763,177 663,172
Current liabilities:    
Accounts payable 11,896 5,952
Accrued salaries and benefits 15,175 31,634
Accrued litigation expenses 7,635 4,060
Deferred revenue 9,574 2,482
Other accrued liabilities 6,966 11,683
Total current liabilities 51,246 55,811
Convertible notes, long-term 127,258 121,500
Long-term imputed financing obligation 34,596 27,899
Long-term income taxes payable 4,633 4,577
Other long-term liabilities 5,251 5,102
Total liabilities 222,984 214,889
Commitments and contingencies    
Contingently redeemable common stock:    
Issued and outstanding: 4,788,125 shares at June 30, 2011 and December 31, 2010 113,500 113,500
Stockholders' equity:    
Convertible preferred stock, $.001 par value: Authorized: 5,000,000 shares Issued and outstanding: no shares at June 30, 2011 and December 31, 2010    
Common stock, $.001 par value: Authorized: 500,000,000 shares Issued and outstanding: 109,615,714 shares at June 30, 2011 and 102,676,544 shares at December 31, 2010 110 103
Additional paid-in capital 1,018,317 911,632
Accumulated deficit (591,405) (576,590)
Accumulated other comprehensive loss, net (329) (362)
Total stockholders' equity 426,693 334,783
Total liabilities, contingently redeemable common stock and stockholders' equity $ 763,177 $ 663,172