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Other Assets
 3 Months Ended
Mar. 31, 2012
Other Assets [Abstract]  
Other Assets
7)             Other Assets
 
Other assets consisted of:
      
   
March 31,
  
December 31,
 
   
2012
  
2011
 
   
($ in thousands)
 
        
Deposit with Trustee of 6-1/2% debentures
 $184  $184 
Prepaid expenses
  2   4 
Deferred charges
  3   5 
   $189  $193