Interest Income And Interest Expense (Schedule Of Interest Income And Expense Of Continuing Operations) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended		6 Months Ended
	Oct. 31, 2013	Oct. 31, 2012	Oct. 31, 2013	Oct. 31, 2012
Schedule Of Interest Income And Expense [Line Items]
Interest Income	$ 10,626	$ 9,859	$ 21,823	$ 19,732
Interest expense	14,314	23,390	28,760	45,467
Mortgage Loans, Net
Schedule Of Interest Income And Expense [Line Items]
Interest Income	3,631	4,168	7,173	8,585
Loans to franchisees
Schedule Of Interest Income And Expense [Line Items]
Interest Income	2,384	2,391	4,673	4,746
AFS Securities
Schedule Of Interest Income And Expense [Line Items]
Interest Income	2,513	1,753	4,854	3,392
Credit cards
Schedule Of Interest Income And Expense [Line Items]
Interest Income	635	0	1,863	0
Other
Schedule Of Interest Income And Expense [Line Items]
Interest Income	1,463	1,547	3,260	3,009
Borrowings
Schedule Of Interest Income And Expense [Line Items]
Interest expense	13,801	21,995	27,604	42,749
Deposits
Schedule Of Interest Income And Expense [Line Items]
Interest expense	$ 513	$ 1,395	$ 1,156	$ 2,718