Receivables (Schedule Of Receivables Based On Year Of Origination) (Details) (USD $) In Thousands, unless otherwise specified	Apr. 30, 2012
Emerald Advance Lines Of Credit [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Receivables, Net	$ 36,724
Tax Client Receivables - RALs [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Receivables, Net	5,272
Year Of Origination 2012 [Member] \| Emerald Advance Lines Of Credit [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Receivables, Net	8,948
Year Of Origination 2011 [Member] \| Emerald Advance Lines Of Credit [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Receivables, Net	6,940
Year Of Origination 2010 [Member] \| Emerald Advance Lines Of Credit [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Receivables, Net	3,601
Year Of Origination 2009 And Prior [Member] \| Emerald Advance Lines Of Credit [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Receivables, Net	5,150
Year Of Origination 2009 And Prior [Member] \| Tax Client Receivables - RALs [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Receivables, Net	5,272
Revolving Loans [Member] \| Emerald Advance Lines Of Credit [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Receivables, Net	$ 12,085

- Definition

Reflects the sum of the gross carrying amounts of the various categories of unpaid commercial loans and leases receivable, primarily issued to businesses. Includes: (1) commercial and industrial loans, consisting of general purpose loans to entities involved in producing, transporting, or merchandising products sold in the course of commerce; (2) agricultural loans consisting of borrowings used to finance major equipment and machinery purchases and expenses, livestock or crop production (including fisheries), and to supplement working capital needs of an entity engaged in farming operations; (3) mortgage loans secured by a [legal] security interest in real property [commercial building or business real property]; (4) obligation in the form of [promissory] notes, used for the funding of construction projects; (5) interbank and other loans to financial institutions for the purpose of liquidity management on the part of the borrower; (6) draws against credit facilities provided to companies involved in mortgage banking activities (warehousing); (7) amounts lent to businesses engaged in international activities (trade financing); (8) lease financings; and (9) loans to governmental entities.

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