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Receivables (Schedule Of Loans Receivable) (Details) (USD $) In Thousands, unless otherwise specified | Oct. 31, 2012 | Apr. 30, 2012 | Oct. 31, 2011
--- | --- | --- | ---
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Short-term | $ 167,272 | $ 238,447 | $ 176,474
Receivables, net | 34,455 |  |
Emerald Advance Lines Of Credit [Member] |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Short-term | 23,630 | 23,717 | 29,929
Long-term | 10,825 | 13,007 | 17,749
Receivables, net | 34,455 | 36,724 | 47,678
Loans To Franchisees [Member] |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Short-term | 69,110 | 61,252 | 67,594
Long-term | 119,102 | 109,837 | 130,280
Receivables, net | $ 188,212 | $ 171,089 | $ 197,874

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- Definition An amount representing an agreement for an unconditional promise by the maker to pay the Entity (holder) a definite sum of money at a future date(s) within one year of the balance sheet date or the normal operating cycle, whichever is longer. Such amount may include accrued interest receivable in accordance with the terms of the debt. The debt also may contain provisions including a discount or premium, payable on demand, secured, or unsecured, interest bearing or noninterest bearing, among a myriad of other features and characteristics. This amount does not include amounts related to receivables held-for-sale. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 45 -Paragraph 9 -URI http://asc.fasb.org/extlink&oid=6375948&loc=d3e4531-111522 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.3(a),(b)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 3 -Subparagraph a -Article 5 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section 45 -Paragraph 1 -Subparagraph (c),(e) -URI http://asc.fasb.org/extlink&oid=6361293&loc=d3e6676-107765 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher AICPA -Name Accounting Research Bulletin (ARB) -Number 43 -Section A -Paragraph 4 -Chapter 3 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 6: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 3 -Subparagraph b -Article 5 + Details
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