Fair Value Measurements-Assets and Liabilities Measured at Fair Value on Recurring Basis (Details) - USD ($) $ in Millions	May 31, 2016	Nov. 30, 2015	May 31, 2015
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Long-term Debt	$ 1,055.8	$ 1,256.2	$ 1,013.8
Long-term Debt, Fair Value	1,142.5	1,325.6	1,095.7
Liabilities [Abstract]
Contingent consideration related to acquisition	29.6	27.1	27.7
Recurring [Member]
Assets [Abstract]
Cash and cash equivalents	131.5	112.6	89.5
Insurance contracts	103.4	104.1	107.1
Bonds and other long-term investments	9.5	8.5	7.9
Interest rate derivatives	3.0	2.5	5.9
Foreign currency derivatives	3.7	3.4	6.0
Total assets	251.1	231.1	216.4
Liabilities [Abstract]
Foreign currency derivatives	1.5	0.7	2.1
Interest rate derivatives		0.6
Contingent consideration related to acquisition	29.6	27.1	26.0
Total liabilities	31.1	28.4	28.1
Recurring [Member] \| Level 1 [Member]
Assets [Abstract]
Cash and cash equivalents	131.5	112.6	89.5
Insurance contracts	0.0	0.0	0.0
Bonds and other long-term investments	9.5	8.5	7.9
Interest rate derivatives	0.0	0.0	0.0
Foreign currency derivatives	0.0	0.0	0.0
Total assets	141.0	121.1	97.4
Liabilities [Abstract]
Foreign currency derivatives	0.0	0.0	0.0
Total liabilities	0.0	0.0
Recurring [Member] \| Level 2 [Member]
Assets [Abstract]
Cash and cash equivalents	0.0	0.0	0.0
Insurance contracts	103.4	104.1	107.1
Bonds and other long-term investments	0.0	0.0	0.0
Interest rate derivatives	3.0	2.5	5.9
Foreign currency derivatives	3.7	3.4	6.0
Total assets	110.1	110.0	119.0
Liabilities [Abstract]
Foreign currency derivatives	1.5	0.7	2.1
Interest rate derivatives		0.6
Total liabilities	1.5	1.3	2.1
Recurring [Member] \| Level 3 [Member]
Assets [Abstract]
Cash and cash equivalents	0.0	0.0	0.0
Insurance contracts	0.0	0.0	0.0
Bonds and other long-term investments	0.0	0.0	0.0
Interest rate derivatives	0.0	0.0	0.0
Foreign currency derivatives	0.0	0.0	0.0
Total assets	0.0	0.0	0.0
Liabilities [Abstract]
Foreign currency derivatives	0.0	0.0	0.0
Contingent consideration related to acquisition	29.6	27.1	26.0
Total liabilities	$ 29.6	$ 27.1	$ 26.0

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This element represents the aggregate of the assets reported on the balance sheet at period end measured at fair value on a recurring basis by the entity. This element is intended to be used in connection with the fair value disclosures required in the footnote disclosures to the financial statements.

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Amount of liability recognized arising from contingent consideration in a business combination.

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Fair value portion of currency on hand as well as demand deposits with banks or financial institutions. Includes other kinds of accounts that have the general characteristics of demand deposits. Also includes short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates.

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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Fair value portion of asset contracts related to the exchange of different currencies, including, but not limited to, foreign currency options, forward contracts, and swaps.

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Fair value portion of liability contracts related to the exchange of different currencies, including, but not limited to, foreign currency options, forward (delivery or nondelivery) contracts, and swaps entered into.

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

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

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Fair value portion of investment securities, including, but not limited to, marketable securities, derivative financial instruments, and investments accounted for under the equity method.

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Aggregation of the liabilities reported on the balance sheet measured at fair value on a recurring basis by the entity.

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Fair value amount of life settlement contracts accounted for under the fair value method.

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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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The fair value amount of long-term debt whether such amount is presented as a separate caption or as a parenthetical disclosure. Additionally, this element may be used in connection with the fair value disclosures required in the footnote disclosures to the financial statements. The element may be used in both the balance sheet and disclosure in the same submission.

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