Represents the gross carrying value of the aircraft on short-term and long-term leases with commercial airlines.

No definition available.

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The amount of debt reported by an equity method investment of the entity.

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Represents the notes receivable from sale of aircraft which is included in the investment in joint ventures carrying amount as of the balance sheet date.

+ References

No definition available.

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Represents the net investment in aircraft, taking into account the gross carrying value, debt and capital lease obligations related to the aircraft.

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Carrying amount as of the balance sheet date of notes receivable from the sale of aircraft.

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Represents the number of aircraft owned by the entity.

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No definition available.

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Represents the number of aircraft sold by the joint venture partners during the period.

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Represents the revenue generated from sale of assets of joint venture by joint venture partners.

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- Definition

Decrease for amounts repaid on the debt instrument for the period.

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Interest rate stated in the contractual debt agreement.

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The percentage of ownership of common stock or equity participation in the investee accounted for under the equity method of accounting.

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This item represents the carrying amount on the entity's balance sheet of its investment in common stock of an equity method investee. This is not an indicator of the fair value of the investment, rather it is the initial cost adjusted for the entity's share of earnings and losses of the investee, adjusted for any distributions (dividends) and other than temporary impairment (OTTI) losses recognized.

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The amount of assets reported by an equity method investment of the entity.

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Amount of equity, excluding noncontrolling interest, attributable to the equity method investment of the entity.

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The amount of income (loss) from continuing operations before extraordinary items reported by an equity method investment of the entity.

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The amount of revenue from sale of goods and services reduced by sales returns, allowances, and discounts reported by an equity method investment of the entity.

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Carrying amount of long-term debt, net of unamortized discount or premium, including current and noncurrent amounts. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

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Aggregate revenue during the period from services rendered in the normal course of business, after deducting allowances and discounts.

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Aircraft Portfolio (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended		12 Months Ended
	Feb. 28, 2013 item	Nov. 30, 2012 item	May 31, 2013 item	May 31, 2012 item	May 31, 2011
Aircraft portfolio
Sales from services			$ 908.8	$ 680.8	$ 555.0
Components of investment in the wholly-owned aircraft, after consideration of financing
Cash Paid			22.0	37.3
Wholly-Owned \| Note payable due July 19, 2012 with interest at 7.22%, payable monthly
Components of investment in the wholly-owned aircraft, after consideration of financing
Cash Paid			8.4
Interest rate (as a percent)			7.22%
Aircraft \| Owned Through Joint Ventures
Aircraft portfolio
Owned aircraft, number			4	18
Investment in joint ventures, receivable from sale of aircraft			15.3
Equity investments			27.5	41.3
Membership interest in limited liability companies (as a percent)			50.00%
Sales from services			0.5	0.6	1.3
Summarized income statement information
Sales			115.2	45.7	65.2
Income before provision for income taxes			13.5	3.7	7.4
Number of aircraft sold by joint venture partners	10	2
Revenue from sale of aircraft by joint venture partners	64.0	13.9
Balance sheet information:
Assets			91.3	169.6
Debt			26.8	75.6
Members' capital			61.4	88.8
Aircraft \| Wholly-Owned
Aircraft portfolio
Owned aircraft, number			2	2
Notes receivable from sale of aircraft			10.2
Components of investment in the wholly-owned aircraft, after consideration of financing
Gross carrying value			23.0	25.2
Debt				(8.4)
Net AAR investment			$ 23.0	$ 16.8