Financial Instruments - Fair Value of Derivative Instruments on Balance Sheet (Detail) (USD $) In Millions, unless otherwise specified	May 31, 2014	Nov. 30, 2013	May 31, 2013
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Total derivative assets, Fair Value	$ 10.6	$ 13.3	$ 20.3
Total derivative liabilities, Fair Value	1.4	1.6	0.6
Interest rate contract [Member] \| Other current assets [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Interest rate contracts, Fair Value	9.8	12.2	18.4
Derivative Asset, Notional Amount	100.0	100.0	200.0
Foreign Exchange Contract [Member] \| Other current assets [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Derivative Asset, Notional Amount	73.8	79.2	115.1
Foreign exchange contracts, Fair Value	0.8	1.1	1.9
Foreign Exchange Contract [Member] \| Other accrued liabilities [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Foreign exchange contracts, Fair Value	1.4	1.6	0.6
Derivative Liability, Notional Amount	$ 92.8	$ 125.7	$ 64.5

Nominal or face amount used to calculate payments on the derivative asset.

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 815

-SubTopic 10

-Section 50

-Paragraph 1B

-URI http://asc.fasb.org/extlink&oid=7476318&loc=SL5580258-113959

Reference 2: http://www.xbrl.org/2003/role/presentationRef

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-Name Accounting Standards Codification

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Reference 3: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Glossary Notional Amount

-URI http://asc.fasb.org/extlink&oid=6519104

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- Definition

Fair value before effects of master netting arrangements, of a financial asset or other contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 210

-SubTopic 20

-Section 55

-Paragraph 7

-URI http://asc.fasb.org/extlink&oid=28370219&loc=SL20226000-175313

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-Section 50

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-Subparagraph (a),(c)

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- Definition

Fair value before effects of master netting arrangements, of a financial liability or contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset.

+ References

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- Definition

Nominal or face amount used to calculate payments on the derivative liability.

+ References

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- Definition

Fair value as of the balance sheet date of foreign currency derivative assets, net of foreign currency derivative liabilities, which includes all such derivative instruments in hedging and nonhedging relationships that are recognized on the balance sheet.

+ References

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-Name Accounting Standards Codification

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- Definition

Fair value as of the balance sheet date of interest rate derivative assets, net of interest rate derivative liabilities, which includes all such derivative instruments in hedging and nonhedging relationships that are recognized on the balance sheet.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 825

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-Section 50

-Paragraph 10

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