Receivables (Schedule Of Short-Term Receivables) (Details) (USD $) In Thousands, unless otherwise specified	Oct. 31, 2014	Apr. 30, 2014	Oct. 31, 2013
Accounts, Notes, Loans and Financing Receivable [Line Items]
Accounts Receivable, Gross, Current	$ 159,451	$ 244,196	$ 184,670
Accounts Receivable, Gross, Noncurrent	101,805	111,795	201,689
Allowance for doubtful accounts	(51,746)	(52,578)	(52,969)
Allowance for Doubtful Accounts Receivable, Noncurrent	0	0	(3,092)
Receivables, net	107,705	191,618	131,701
Accounts Receivable, Net, Noncurrent	101,805	111,795	198,597
Loans to franchisees
Accounts, Notes, Loans and Financing Receivable [Line Items]
Receivables, gross		63,716	70,390
Accounts Receivable, Gross, Current	62,568
Accounts Receivable, Gross, Noncurrent	84,462	90,747	108,874
Allowance for doubtful accounts	0	0
Cash Back® receivables
Accounts, Notes, Loans and Financing Receivable [Line Items]
Receivables, gross		45,619	35,927
Accounts Receivable, Gross, Current	36,369
Accounts Receivable, Gross, Noncurrent	0	0	0
Receivables for tax preparation and related fees
Accounts, Notes, Loans and Financing Receivable [Line Items]
Receivables, gross		48,812	2,036
Accounts Receivable, Gross, Current	1,955
Accounts Receivable, Gross, Noncurrent	0	0	0
Allowance for doubtful accounts	(2,077)	(3,002)
Emerald Advance lines of credit
Accounts, Notes, Loans and Financing Receivable [Line Items]
Receivables, gross		20,577	21,692
Accounts Receivable, Gross, Current	20,073
Accounts Receivable, Gross, Noncurrent	2,778	3,862	6,161
Allowance for doubtful accounts	(7,910)	(7,530)
Note receivable
Accounts, Notes, Loans and Financing Receivable [Line Items]
Receivables, gross		9,978	10,732
Accounts Receivable, Gross, Current	10,060
Accounts Receivable, Gross, Noncurrent	0	0
Royalties from franchisees
Accounts, Notes, Loans and Financing Receivable [Line Items]
Receivables, gross	0	0	0
Accounts Receivable, Gross, Noncurrent	0	0	62,786
Other
Accounts, Notes, Loans and Financing Receivable [Line Items]
Receivables, gross		55,494	43,893
Accounts Receivable, Gross, Current	28,426
Accounts Receivable, Gross, Noncurrent	$ 14,565	$ 17,186	$ 23,868