Receivables (Schedule Of Activity In The Allowance For Doubtful Accounts) (Details) (USD $) In Thousands, unless otherwise specified	6 Months Ended
	Oct. 31, 2013	Oct. 31, 2012
Allowance for Doubtful Accounts [Roll Forward]
Beginning balance	$ 57,703	$ 44,589
Provision	6,111	1,150
Charge-offs	(7,753)	(2,978)
Ending balance	56,061	42,761
Emerald Advance lines of credit
Allowance for Doubtful Accounts [Roll Forward]
Beginning balance	7,390	6,200
Provision	0	310
Charge-offs	0	0
Ending balance	7,390	6,510
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	188	290
Charge-offs	(479)	(1,507)
Ending balance	2,478	1,062
Royalties from franchisees
Allowance for Doubtful Accounts [Roll Forward]
Beginning balance	7,304	0
Provision	4,957	0
Charge-offs	(6,225)	0
Ending balance	6,036	0
All Other
Allowance for Doubtful Accounts [Roll Forward]
Beginning balance	40,240	36,110
Provision	966	550
Charge-offs	(1,049)	(1,471)
Ending balance	$ 40,157	$ 35,189