Business and Summary of Significant Accounting Policies (Details 3) (USD $) In Thousands, unless otherwise specified	3 Months Ended			9 Months Ended
	Sep. 30, 2013	Mar. 31, 2013	Sep. 30, 2012	Sep. 30, 2013	Sep. 30, 2012
CHANGES IN ACCOUNTING POLICIES
Charge-offs	$ 67,292		$ 62,278	$ 233,560	$ 205,505
Personal loans
CHANGES IN ACCOUNTING POLICIES
Charge-offs	32,527	13,300	26,797	106,161	82,035
Change in charge-off policy | Adjustment | Personal loans
CHANGES IN ACCOUNTING POLICIES
Number of days past due before which a loan is charged off to the allowance for finance receivable losses		180 days
Charge-offs		$ 13,300