XML 110 R102.htm IDEA: XBRL DOCUMENT  v2.3.0.11

Variable Interests (Details) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Apr. 30, 2011	Apr. 30, 2010
Management fees revenue	$ 4.1	$ 22.6
Percent of managing directors as partners	84.00%
Aggregate percent of compensation payable	67.00%
Contributions to the retirement plan	60.0
Maximum exposure to economic loss	$ 94.8
M&P [Member]
Ownership interest in partnership	100.00%

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Aggregate Percent of Compensation Payable

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- Definition

Percent of Managing Directors as Partners in Variable Interest Entity

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- Definition

Revenue, comprised of base and incentive revenue derived from the management of joint ventures, managing third-party properties, or another entity's operations.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 225
-SubTopic 10
-Section S99
-Paragraph 2
-Subparagraph (SX 210.5-03.1(d))
-URI http://asc.fasb.org/extlink&oid=6880815&loc=d3e20235-122688

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The total amount of the entity's noncurrent obligation as of the balance sheet date under any other retirement plan(s), such as one or more defined contribution plans.

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- Definition

The reporting entity's maximum amount of exposure to loss as a result of its involvement with the Variable Interest Entity (VIE).

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 810
-SubTopic 10
-Section 50
-Paragraph 4
-Subparagraph b
-URI http://asc.fasb.org/extlink&oid=6970148&loc=d3e5728-111685

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name FASB Staff Position (FSP)
-Number FAS140-4/FIN46(R)
-Paragraph C6
-Subparagraph b
-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009.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.

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 810
-SubTopic 10
-Section 50
-Paragraph 6
-Subparagraph (c)
-URI http://asc.fasb.org/extlink&oid=6970148&loc=d3e5747-111685

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Percentage of the Variable Interest Entity's (VIE) voting interest owned by (or beneficial interest in) the reporting entity (directly or indirectly).

+ References

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 810
-SubTopic 10
-Section 50
-Paragraph 5A
-Subparagraph (d)
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