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Senior Notes
9 Months Ended
Sep. 30, 2012
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.


               
September 30, 2012
 
December 31, 2011
               
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     $ 249,894     $ 261,745     $ 249,858     $ 251,370  


Interest expense incurred in connection with these senior notes is as follows for the periods indicated:
 
   
Three Months Ended
   
Nine Months Ended
 
   
September 30,
   
September 30,
 
(Dollars in thousands)
 
2012
   
2011
   
2012
   
2011
 
Interest expense incurred
  $ 3,387     $ 3,386     $ 10,161     $ 10,159