Receivables (Schedule Of Activity In The Allowance For Doubtful Accounts) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Jul. 31, 2013	Jul. 31, 2012
Allowance for Doubtful Accounts [Roll Forward]
Beginning balance	$ 57,703	$ 44,589
Provision	3,059	297
Charge-offs	(3,884)	(1,409)
Ending balance	56,878	43,477
Emerald Advance lines of credit
Allowance for Doubtful Accounts [Roll Forward]
Beginning balance	7,390	6,200
Provision	0	0
Charge-offs	0	0
Ending balance	7,390	6,200
Loans to franchisees
Allowance for Doubtful Accounts [Roll Forward]
Beginning balance	0	0
Provision	0	0
Charge-offs	0	0
Ending balance	0	0
Receivables for tax preparation and related fees
Allowance for Doubtful Accounts [Roll Forward]
Beginning balance	2,769	2,279
Provision	158	225
Charge-offs	(673)	(972)
Ending balance	2,254	1,532
Royalties from franchisees
Allowance for Doubtful Accounts [Roll Forward]
Beginning balance	7,304	0
Provision	2,367	0
Charge-offs	(2,523)	0
Ending balance	7,148	0
All Other
Allowance for Doubtful Accounts [Roll Forward]
Beginning balance	40,240	36,110
Provision	534	72
Charge-offs	(688)	(437)
Ending balance	$ 40,086	$ 35,745