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Long-Term Debt (Tables)
6 Months Ended
Jun. 30, 2012
Long-Term Debt

Long-term debt as of June 30, 2012 and December 31, 2011 is summarized in the following table:

 

(in thousands)    June 30,
2012
     December 31,
2011
 

Senior convertible notes

   $ 157,542       $ 153,453   

less: current portion

     —           —     
  

 

 

    

 

 

 

Total debt principal

   $ 157,542       $ 153,453