Consumer Loans, Credit Quality Information And Allowances And Liabilities For Estimated Losses On Consumer Loans (Schedule Of Consumer Loan Fee Revenue) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2013	Mar. 31, 2012
Consumer Loans, Credit Quality Information And Allowances And Liabilities For Losses On Consumer Loans [Line Items]
Consumer loan revenue	$ 210,205	$ 172,840
Short-Term Loans [Member]
Consumer Loans, Credit Quality Information And Allowances And Liabilities For Losses On Consumer Loans [Line Items]
Consumer loan revenue	140,215	136,642
Installment Loans [Member]
Consumer Loans, Credit Quality Information And Allowances And Liabilities For Losses On Consumer Loans [Line Items]
Consumer loan revenue	46,756	24,547
L O C [Member]
Consumer Loans, Credit Quality Information And Allowances And Liabilities For Losses On Consumer Loans [Line Items]
Consumer loan revenue	$ 23,234	$ 11,651