Receivables (Schedule Of Short-Term Receivables) (Details) (USD $) In Thousands, unless otherwise specified	Oct. 31, 2013	Apr. 30, 2013	Oct. 31, 2012
Accounts, Notes, Loans and Financing Receivable [Line Items]
Receivables, gross	$ 184,670	$ 257,234	$ 167,272
Allowance for doubtful accounts	(52,969)	(50,399)	(42,761)
Receivables, net	131,701	206,835	124,511
Loans to franchisees
Accounts, Notes, Loans and Financing Receivable [Line Items]
Receivables, gross	70,390	65,413	69,110
Canadian CashBack receivables
Accounts, Notes, Loans and Financing Receivable [Line Items]
Receivables, gross	35,927	49,356	34,083
Receivables for tax preparation and related fees
Accounts, Notes, Loans and Financing Receivable [Line Items]
Receivables, gross	2,036	47,658	3,863
Emerald Advance lines of credit
Accounts, Notes, Loans and Financing Receivable [Line Items]
Receivables, gross	21,692	23,218	23,630
Credit cards
Accounts, Notes, Loans and Financing Receivable [Line Items]
Receivables, gross	10,732	10,722	8,744
Royalties from franchisees
Accounts, Notes, Loans and Financing Receivable [Line Items]
Receivables, gross	6,115	7,733	0
Other
Accounts, Notes, Loans and Financing Receivable [Line Items]
Receivables, gross	$ 37,778	$ 53,134	$ 27,842