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CONDENSED CONSOLIDATED BALANCE SHEETS (USD $)
In Thousands, unless otherwise specified
Sep. 30, 2013
Dec. 31, 2012
Current assets:    
Cash and cash equivalents $ 307,961 $ 148,984
Marketable securities 58,396 54,346
Accounts receivable 1,597 529
Prepaids and other current assets 6,038 10,529
Deferred taxes 288 788
Total current assets 374,280 215,176
Intangible assets, net 132,448 153,173
Goodwill 116,899 124,969
Property, plant and equipment, net 72,772 86,905
Deferred taxes, long-term 4,806 4,458
Other assets 3,801 3,131
Total assets 705,006 587,812
Current liabilities:    
Accounts payable 5,967 7,918
Accrued salaries and benefits 30,336 23,992
Accrued litigation expenses 1,020 9,822
Convertible notes, short-term 159,731 0
Other accrued liabilities 7,293 12,402
Total current liabilities 204,347 54,134
Convertible notes, long-term 108,316 147,556
Long-term imputed financing obligation 39,685 45,919
Long-term income taxes payable 6,497 6,533
Other long-term liabilities 3,039 12,076
Total liabilities 361,884 266,218
Commitments and contingencies (Notes 10 and 15)      
Stockholders’ equity:    
Convertible preferred stock, $.001 par value: Authorized: 5,000,000 shares Issued and outstanding: no shares at June 30, 2013 and December 31, 2012 0 0
Common stock, $.001 par value: Authorized: 500,000,000 shares Issued and outstanding: 112,460,439 shares at June 30, 2013 and 111,525,021 shares at December 31, 2012 113 112
Additional paid-in capital 1,121,259 1,075,761
Accumulated deficit (777,950) (753,979)
Accumulated other comprehensive loss (300) (300)
Total stockholders’ equity 343,122 321,594
Total liabilities and stockholders’ equity $ 705,006 $ 587,812