Interest Income And Interest Expense (Schedule Of Interest Income And Expense Of Continuing Operations) (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Apr. 30, 2014	Apr. 30, 2013	Apr. 30, 2012
Interest income:
Emerald Advance lines of credit	$ 56,877	$ 59,657	$ 59,660
Mortgage loans, net	13,810	16,556	20,322
Loans to franchisees	9,494	10,023	10,234
AFS securities	9,664	7,000	4,463
Other	8,249	5,593	5,121
Total interest income	98,094	98,829	99,800
Interest expense:
Borrowings	55,279	74,297	84,782
Deposits	2,109	5,660	6,735
Interest expense	57,388	79,957	92,089
Interest Expense, Federal Home Loan Bank and Federal Reserve Bank Advances, Short-term	$ 0	$ 0	$ 572