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Derivative Financial Instruments (Details 3) - USD ($) $ in Millions	12 Months Ended
	Apr. 30, 2015	Apr. 30, 2014	Apr. 30, 2013
Unallocated Derivative Gains (Losses)
Net (losses) gains on mark-to-market valuation of unallocated derivative positions	$ (39.7)	$ 8.5
Net losses (gains) on derivative positions reclassified to segment operating profit	15.2	(3.2)
Net mark-to-market valuation of certain derivative positions recognized in unallocated derivative (losses) gains	$ (24.5)	$ 5.3	$ 6.6

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- Definition

Amount of realized and unrealized gain (loss) of derivative instruments not designated or qualifying as hedging instruments.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef



-Publisher FASB



-Name Accounting Standards Codification



-Topic 815



-SubTopic 10



-Section 50



-Paragraph 4C



-Subparagraph (e)



-URI http://asc.fasb.org/extlink&oid=35706170&loc=SL5624171-113959

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