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Long-Term Debt (Tables)
 3 Months Ended
Mar. 31, 2015
Long-Term Debt

Long-term debt includes the following:

 

     March 31,
2015		      March 31,
2014		      December 31,
2014		  
     (In thousands)  

2010 Senior Notes due October 2020 and October 2040

    $ 500,000       $ 500,000       $ 500,000   

2011 Senior Notes due November 2016 and November 2041

      600,000         600,000         600,000   

2013 Senior Notes due March 2018 and March 2023

      500,000         500,000         500,000   

2014 Senior Notes due May 2019

      500,000         —          500,000   
  

 

 

     

 

 

     

 

 

  
  2,100,000      1,600,000      2,100,000   

Less: current portion

   —       —       —    
  

 

 

     

 

 

     

 

 

  

Total long-term debt

 $ 2,100,000    $ 1,600,000    $ 2,100,000