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Derivative Financial Instruments (Tables)
12 Months Ended
Dec. 31, 2012
Derivative Financial Instruments  
Summary of derivative activity

 

 

 
  (Gain) Loss on Derivative
Instruments
  Other Comprehensive
Income, Net of Tax
 
 
  Year Ended December 31,   Year Ended December 31,  
 
  2012   2011   2010   2012   2011   2010  

Mark-to-Market Adjustments on:

                                     

2006 interest rate hedge

  $   $ (1,960 ) $ 1,898   $   $   $ 2,516