Consumer Loans, Credit Quality Information And Allowances And Liabilities For Estimated Losses On Consumer Loans (Changes In Allowance For Losses) (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2012	Dec. 31, 2011		Dec. 31, 2010
Allowance for losses for Company-owned consumer loans:
Balance at beginning of period	$ 63,072	$ 38,953		$ 27,350
Consumer loan loss provision	315,858	225,464		182,500
Charge-offs	(342,478)	(232,721)		(197,611)
Recoveries	49,251	31,376		26,714
Balance at end of period	85,703	63,072		38,953
Liability for third-party lender-owned consumer loans:
Balance at beginning of period	3,062	2,838		2,944
(Decrease) increase in liability	436	224		(106)
Balance at end of period	3,498	3,062		2,838
Short Term Loans [Member]
Allowance for losses for Company-owned consumer loans:
Balance at beginning of period	46,406	32,942		25,194
Consumer loan loss provision	202,008	180,791		161,155
Charge-offs	(241,641)	(196,643)		(178,774)
Recoveries	39,209	29,316		25,367
Balance at end of period	45,982	46,406		32,942
Liability for third-party lender-owned consumer loans:
Balance at beginning of period	2,617	2,610		2,944
(Decrease) increase in liability	317	7		(334)
Balance at end of period	2,934	2,617		2,610
Installment Loans [Member]
Allowance for losses for Company-owned consumer loans:
Balance at beginning of period	3,723	2,988		520
Consumer loan loss provision	79,057	36,848		6,558
Charge-offs	(69,438)	(28,201)		(4,375)
Recoveries	6,052	1,308		285
Balance at end of period	11,107	3,723		2,988
Liability for third-party lender-owned consumer loans:
Balance at beginning of period	445	228		0
(Decrease) increase in liability	119	217		228
Balance at end of period	564	445		228
L O C [Member]
Allowance for losses for Company-owned consumer loans:
Balance at beginning of period	12,943	3,023	[1]	1,636	[1]
Consumer loan loss provision	34,793	7,825		14,787	[1]
Charge-offs	(31,399)	(7,877)		(14,462)	[1]
Recoveries	3,990	752		1,062	[1]
Balance at end of period	28,614	12,943		3,023	[1]
Liability for third-party lender-owned consumer loans:
Balance at beginning of period	0	0		0	[1]
(Decrease) increase in liability	0	0		0	[1]
Balance at end of period	$ 0	$ 0		$ 0

[1] Includes MLOC receivables. The Company stopped providing MLOC services in the United States on behalf of a third-party lender in October 2010 when the lender discontinued offering MLOC advances.