Supplemental Consolidated Financial Information (Details 1) (Unaffiliated Lenders [Member], Consumer Loans [Member], USD $) In Thousands, unless otherwise specified	Dec. 31, 2013	Sep. 30, 2013	Dec. 31, 2012
Unaffiliated Lenders [Member] | Consumer Loans [Member]
Line of Credit Facility [Line Items]
Expected LOC Losses	$ 3,041	$ 2,623	$ 2,363
Maximum Exposure For LOC Losses	35,592	33,380	33,089
Exposure secured by titles to customers' automobiles	$ 9,947	$ 9,893	$ 8,960