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Senior Notes
3 Months Ended
Mar. 31, 2013
Senior Notes [Abstract]  
Senior Notes
10.  SENIOR NOTES

The table below displays Holdings' outstanding senior notes.  Market value is based on quoted market prices, but due to limited trading activity, these senior notes are considered Level 2 in the fair value hierarchy.


               
March 31, 2013
   
December 31, 2012
 
               
Consolidated Balance
         
Consolidated Balance
       
(Dollars in thousands)
Date Issued
 
Date Due
 
Principal Amounts
   
Sheet Amount
   
Market Value
   
Sheet Amount
   
Market Value
 
5.40% Senior notes
10/12/2004
 
10/15/2014
  $ 250,000     $ 249,919     $ 265,768     $ 249,907     $ 266,390  


Interest expense incurred in connection with these senior notes is as follows for the periods indicated:


   
Three Months Ended
 
   
March 31,
 
(Dollars in thousands)
 
2013
   
2012
 
Interest expense incurred
  $ 3,387     $ 3,387