Finance Receivables, Credit Quality Information, and Allowance for Loan Losses (Details 3) (USD $)
In Thousands, unless otherwise specified
Jun. 30, 2012
Dec. 31, 2011
Finance receivables associated with customers in bankruptcy    
FINANCE RECEIVABLES IN BANKRUPTCY $ 4,625 $ 3,130
Small installment loans [Member]
   
Finance receivables associated with customers in bankruptcy    
FINANCE RECEIVABLES IN BANKRUPTCY 364 352
Large installment loans [Member]
   
Finance receivables associated with customers in bankruptcy    
FINANCE RECEIVABLES IN BANKRUPTCY 1,775 586
Automobile purchase loans [Member]
   
Finance receivables associated with customers in bankruptcy    
FINANCE RECEIVABLES IN BANKRUPTCY 2,433 2,160
Furniture and appliance purchase loans [Member]
   
Finance receivables associated with customers in bankruptcy    
FINANCE RECEIVABLES IN BANKRUPTCY $ 53 $ 32