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CONSOLIDATED BALANCE SHEETS (USD $)
In Thousands, unless otherwise specified
Dec. 31, 2012
Dec. 31, 2011
Current assets:    
Cash and cash equivalents $ 148,984 $ 162,244
Marketable securities 54,346 127,212
Accounts receivable 529 1,026
Prepaids and other current assets 10,529 8,096
Deferred taxes 788 2,798
Total current assets 215,176 301,376
Intangible assets, net 153,173 181,955
Goodwill 124,969 115,148
Property, plant and equipment, net 86,905 81,105
Deferred taxes, long term 4,458 7,531
Other assets 3,131 6,539
Total assets 587,812 693,654
Current liabilities:    
Accounts payable 7,918 16,567
Accrued salaries and benefits 23,992 31,763
Accrued litigation expenses 9,822 10,502
Other accrued liabilities 12,402 6,479
Total current liabilities 54,134 65,311
Convertible notes, long-term 147,556 133,493
Long-term imputed financing obligation 45,919 43,793
Long-term income taxes payable 6,533 9,946
Other long-term liabilities 12,076 11,317
Total liabilities 266,218 263,860
Commitments and contingencies (Notes 12 and 18)      
Stockholders’ equity:    
Convertible preferred stock, $.001 par value: Authorized: 5,000,000 shares; Issued and outstanding: no shares at December 31, 2012 and December 31, 2011 0 0
Common Stock, $.001 par value: Authorized: 500,000,000 shares; Issued and outstanding: 111,525,021 shares at December 31, 2012 and 110,267,145 shares at December 31, 2011 112 110
Additional paid in capital 1,075,761 1,049,716
Accumulated deficit (753,979) (619,643)
Accumulated other comprehensive loss (300) (389)
Total stockholders’ equity 321,594 429,794
Total liabilities and stockholders’ equity $ 587,812 $ 693,654