Receivables (Schedule Of Loans Receivable) (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
Emerald Advance lines of credit
Accounts, Notes, Loans and Financing Receivable [Line Items]
Accounts Receivable, Gross, Current	20,073
Short-term		20,577	21,692
Accounts Receivable, Gross, Noncurrent	2,778	3,862	6,161
Financing Receivable, Gross	22,851
Loans to franchisees
Accounts, Notes, Loans and Financing Receivable [Line Items]
Accounts Receivable, Gross, Current	62,568
Short-term		63,716	70,390
Accounts Receivable, Gross, Noncurrent	84,462	90,747	108,874
Receivables for tax preparation and related fees
Accounts, Notes, Loans and Financing Receivable [Line Items]
Accounts Receivable, Gross, Current	1,955
Short-term		48,812	2,036
Accounts Receivable, Gross, Noncurrent	$ 0	$ 0	$ 0