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Long-Term Debt and Financing Arrangements (Tables)
 6 Months Ended
Jun. 30, 2013
Schedule of Outstanding Debt

Our outstanding debt is as follows (in thousands):

 

     Period Ended  
     June 30,
2013		     December 31,
2012		  

Equipment Notes due by June 19, 2018 with quarterly principal and interest payments of $480,000 commencing on August 14, 2013; interest is paid quarterly at a fixed rate between 1.9% and 2.0%

    $ 9,120      $ —     
  

 

 

    

 

 

  

Total Notes

      9,120        —     

Less current portion

      (1,755 )      —     
  

 

 

    

 

 

  

Total long-term debt

    $ 7,365      $ —     
  

 

 

    

 

 

  
Summary of Aggregate Principal Payments

Aggregate principal payments, in thousands, due subsequent to June 30, 2013, are as follows:

 

2013

    $ 873   

2014

      1,771   

2015

      1,806   

2016

      1,841   

2017

      1,877   

2018 and thereafter

      952   
  

 

 

  
   $ 9,120