Receivables (Schedule Of Short-Term Receivables) (Details) (USD $) In Thousands, unless otherwise specified	Jul. 31, 2014	Apr. 30, 2014	Jul. 31, 2013
Accounts, Notes, Loans and Financing Receivable [Line Items]
Accounts Receivable, Gross, Current	$ 173,715	$ 244,196	$ 173,915
Accounts Receivable, Gross, Noncurrent	101,146	111,795	202,360
Allowance for doubtful accounts	(51,400)	(52,578)	(52,606)
Allowance for Doubtful Accounts Receivable, Noncurrent	0	0	(4,272)
Receivables, net	122,315	191,618	121,309
Accounts Receivable, Net, Noncurrent	101,146	111,795	198,088
Loans to franchisees
Accounts, Notes, Loans and Financing Receivable [Line Items]
Receivables, gross		63,716	64,041
Accounts Receivable, Gross, Current	62,195
Accounts Receivable, Gross, Noncurrent	83,013	90,747	106,119
Allowance for doubtful accounts	0	0
Cash Back® receivables
Accounts, Notes, Loans and Financing Receivable [Line Items]
Receivables, gross		45,619	37,547
Accounts Receivable, Gross, Current	38,204
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	2,412
Accounts Receivable, Gross, Current	4,170
Accounts Receivable, Gross, Noncurrent	0	0	0
Allowance for doubtful accounts	(2,326)	(3,002)
Emerald Advance lines of credit
Accounts, Notes, Loans and Financing Receivable [Line Items]
Receivables, gross		20,577	22,649
Accounts Receivable, Gross, Current	20,239
Accounts Receivable, Gross, Noncurrent	2,839	3,862	6,906
Allowance for doubtful accounts	(7,530)	(7,530)
Note receivable
Accounts, Notes, Loans and Financing Receivable [Line Items]
Receivables, gross		9,978	4,070
Accounts Receivable, Gross, Current	4,278
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	61,561
Other
Accounts, Notes, Loans and Financing Receivable [Line Items]
Receivables, gross		55,494	43,196
Accounts Receivable, Gross, Current	44,629
Accounts Receivable, Gross, Noncurrent	$ 15,294	$ 17,186	$ 27,774