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Inventory (Tables) | 6 Months Ended
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Nov. 30, 2011
Inventory |
Summary of inventories |
|  | November 30, |  | May 31, |
|  | 2011 |  | 2011 |
Raw materials and parts |  | $ | 60,465 |  | $ | 61,314 |
Work-in-process |  | 67,090 |  | 51,725 |
Purchased aircraft, parts, engines and components held for sale |  | 298,496 |  | 250,360 |
|  | $ | 426,051 |  | $ | 363,399 |

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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 -Topic -SubTopic -Publisher SEC -Number 210 -Article 5 -Subparagraph a,b,c -Name Regulation S-X (SX) -Paragraph 6 -Section 2 + Details
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