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Other Accrued Liabilities | 12 Months Ended
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Apr. 30, 2013
Other Accrued Liabilities |
9. | OTHER ACCRUED LIABILITIES
Other accrued liabilities, classified as current liabilities, at April 30, 2013 and 2012 consist of the following:
|  | April 30, |
|  | 2013 |  |  | 2012 |
Maine Energy impairment reserve |  | $ | 4,500 |  |  | $ | — |
Other accrued liabilities |  |  | 16,514 |  |  |  | 14,119 |
Total other accrued liabilities |  | $ | 21,014 |  |  | $ | 14,119 |

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- Definition The entire disclosure for other liabilities. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 20, 24 -Article 5 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 210.5-02.20,24) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
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Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration