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Receivables
3 Months Ended
Mar. 31, 2012
Receivables [Abstract]  
Receivables
(5)           Receivables
 
Net receivables consisted of:
      
   
March 31,
  
December 31,
 
   
2012
  
2011
 
   
($ in thousands)
 
Notes receivable - related party
 $604  $630 
Interest receivable - related party
  1   1 
   $605  $631