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Note 1 - Significant Accounting Policies (Tables) | 12 Months Ended
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Apr. 30, 2014
Accounting Policies [Abstract] |
Schedule of Inventory, Current [Table Text Block] |
|  | Fiscal 2014 |  |  | Fiscal 2013 |
Fuel |  | $ | 95,004 |  |  | $ | 87,262 |
Merchandise |  |  | 109,829 |  |  |  | 102,252 |
Total inventory |  | $ | 204,833 |  |  | $ | 189,514 |
Property, Plant and Equipment [Table Text Block] |
Buildings |  | 25-40 years |
Machinery and equipment |  | 5-30 years |
Leasehold interest in property and equipment |  | Lesser of term of lease or life of asset |
Leasehold improvements |  | Lesser of term of lease or life of asset |

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- Definition Tabular disclosure of physical assets used in the normal conduct of business and not intended for resale. Includes, but is not limited to, balances by class of assets, depreciation and depletion expense and method used, including composite depreciation, and accumulated deprecation. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6391035&loc=d3e2868-110229 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 210.5-02.13) -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 13 -Subparagraph b -Article 5 + Details
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- Definition Tabular disclosure of the carrying amount as of the balance sheet date of merchandise, goods, commodities, or supplies held for future sale or to be used in manufacturing, servicing or production process. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 2 -Paragraph 6 -Subparagraph a,b,c -Article 5 + Details
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