Consumer Loans, Credit Quality Information And Allowances And Liabilities For Estimated Losses On Consumer Loans (Components Of Company-Owned Consumer Loans And Receivables) (Details) (USD $) In Thousands, unless otherwise specified	Sep. 30, 2013	Jun. 30, 2013	Dec. 31, 2012	Sep. 30, 2012	Jun. 30, 2012	Dec. 31, 2011
Consumer Loans, Credit Quality Information And Allowances And Liabilities For Losses On Consumer Loans [Line Items]
Current loans	$ 345,974		$ 300,976	$ 262,020
Delinquent loans	72,263		74,145	74,051
Total consumer loans, gross	418,237		375,121	336,071
Less: Allowance for losses	(89,956)	(79,863)	(85,703)	(79,246)	(70,571)	(63,072)
Consumer loans, net	328,281		289,418	256,825
Short-Term Loans [Member]
Consumer Loans, Credit Quality Information And Allowances And Liabilities For Losses On Consumer Loans [Line Items]
Current loans	103,320		146,732	130,034
Delinquent loans	41,706		52,565	52,438
Total consumer loans, gross	145,026		199,297	182,472
Less: Allowance for losses	(34,829)	(42,068)	(45,982)	(43,852)	(45,409)	(46,406)
Consumer loans, net	110,197		153,315	138,620
Installment Loans [Member]
Consumer Loans, Credit Quality Information And Allowances And Liabilities For Losses On Consumer Loans [Line Items]
Current loans	155,100		117,641	98,262
Delinquent loans	18,505		15,483	16,734
Total consumer loans, gross	173,605		133,124	114,996
Less: Allowance for losses	(33,193)	(27,146)	(28,614)	(27,231)	(19,919)	(12,943)
Consumer loans, net	140,412		104,510	87,765
L O C [Member]
Consumer Loans, Credit Quality Information And Allowances And Liabilities For Losses On Consumer Loans [Line Items]
Current loans	87,554		36,603	33,724
Delinquent loans	12,052		6,097	4,879
Total consumer loans, gross	99,606		42,700	38,603
Less: Allowance for losses	(21,934)	(10,649)	(11,107)	(8,163)	(5,243)	(3,723)
Consumer loans, net	$ 77,672		$ 31,593	$ 30,440