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Guarantees Narrative (Details) (USD $)
Sep. 30, 2013
Sep. 30, 2012
Guarantor Obligations [Line Items]    
Extensions of credit made by the Independent Lender to credit services customers - rate 10.00%  
Letter of credit expires after the due date of the extension of credit 30 days  
Maximum loss exposure under all of the outstanding letters of credit $ 14,821,000 $ 16,191,000
Estimated Fair Value Liability For Outstanding Letters Of Credit 619,000  
Minimum [Member]
   
Guarantor Obligations [Line Items]    
Extensions of credit made by the Independent Lender to credit services customers - range 50  
Extensions of credit made by the Independent Lender to credit services customers - terms 7 days  
Maximum [Member]
   
Guarantor Obligations [Line Items]    
Extensions of credit made by the Independent Lender to credit services customers - range $ 1,500  
Extensions of credit made by the Independent Lender to credit services customers - terms 180 days