Receivables (Schedule Of Short-Term Receivables) (Details) - USD ($) $ in Thousands	Jul. 31, 2016	Apr. 30, 2016	Jul. 31, 2015
Accounts, Notes, Loans and Financing Receivable [Line Items]
Accounts Receivable, Gross, Current	$ 159,806	$ 210,127	$ 156,965
Accounts Receivable, Gross, Noncurrent	56,514	60,407	72,427
Allowance for doubtful accounts	(56,381)	(57,011)	(53,771)
Allowance for Doubtful Accounts Receivable, Noncurrent	0	0	0
Receivables, net	103,425	153,116	103,194
Accounts Receivable, Net, Noncurrent	56,514	60,407	72,427
Loans to franchisees
Accounts, Notes, Loans and Financing Receivable [Line Items]
Accounts Receivable, Gross, Current	47,905	50,000	56,277
Accounts Receivable, Gross, Noncurrent	46,461	46,284	57,792
Receivables for tax preparation and related fees
Accounts, Notes, Loans and Financing Receivable [Line Items]
Accounts Receivable, Gross, Current	39,115	52,327	39,927
Accounts Receivable, Gross, Noncurrent	5,528	5,528	6,103
Cash Back® receivables
Accounts, Notes, Loans and Financing Receivable [Line Items]
Accounts Receivable, Gross, Current	4,515	37,663	2,777
Accounts Receivable, Gross, Noncurrent	0	0	0
Emerald Advance lines of credit
Accounts, Notes, Loans and Financing Receivable [Line Items]
Accounts Receivable, Gross, Current	24,857	25,092	20,321
Accounts Receivable, Gross, Noncurrent	111	869	598
Allowance for doubtful accounts	(9,458)	(9,007)
Royalties from franchisees
Accounts, Notes, Loans and Financing Receivable [Line Items]
Accounts Receivable, Gross, Current	6,885	9,997	4,509
Accounts Receivable, Gross, Noncurrent	0	0	0
Other
Accounts, Notes, Loans and Financing Receivable [Line Items]
Accounts Receivable, Gross, Current	36,529	35,048	33,154
Accounts Receivable, Gross, Noncurrent	$ 4,414	$ 7,726	$ 7,934