Debt (Tables)
 3 Months Ended
Mar. 31, 2013
Debt Disclosure [Abstract]  
Summary of Debt, Net of Discounts

The following is a summary of debt, net of discounts (dollar amounts in thousands):

 

     As of March 31,
2013		     As of December 31,
2012		  
     Balance      Interest Rate     Balance     Interest Rate  

Revolving credit facility

    $ —          Variable      $ 125,000        Variable   

2006 Senior Unsecured Notes

      125,000         Various        125,000        Various   

2011 Senior Unsecured Notes

      450,000         6.875 %      450,000        6.875 % 

2012 Senior Unsecured Notes

      200,000         6.375 %      200,000       6.375 % 

Exchangeable senior notes:

          

Principal amount (A)

      11,000         9.250 %      11,000        9.250 % 

Unamortized discount

      —             (37 )   
  

 

 

       

 

 

    
     11,000           10,963     

Term loans

      114,133         Various        114,197        Various   
  

 

 

       

 

 

    
   $ 900,133         $ 1,025,160     
  

 

 

       

 

 

    

(A) The Exchangeable senior notes were paid in full on April 1, 2013.
Principal Payments Due for Debt

As of March 31, 2013, principal payments due for our debt are as follows (in thousands):

 

2013

    $ 11,185   

2014

      266   

2015

      283   

2016

      225,299   

2017

      320   

Thereafter

      662,780   
  

 

 

  

Total

    $ 900,133