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Accounts Receivable (Tables)
 6 Months Ended
Jun. 30, 2013
Accounts Receivable [Abstract]  
Accounts Receivable
The components of accounts receivable, net are as follows:

   ($ in thousands)
 
June 30, 2013
   
December 31, 2012
   
    
                 
    Retail and Wholesale
 
$ 
536,713
   
$
581,152
   
    Other
   
35,276
     
45,819
   
    Less: Allowance for doubtful accounts
   
(85,494
)
   
(93,267
)
 
         Accounts receivable, net
 
$
486,495
   
$
533,704