Financial Instruments (Carrying Amount And Fair Value Of Financial Instruments) (Details) - USD ($) $ in Millions	Nov. 30, 2020	Nov. 30, 2019
Derivative [Line Items]
Long-term investments, Carrying amount	$ 129.9	$ 124.4
Long-term investments, Fair value	129.9	124.4
Long-term debt, Carrying amount	4,017.7	3,723.5
Long-term debt, Fair value	4,357.1	3,859.0
Interest Rate Derivatives, at Fair Value, Net	41.3	20.5
Other Current Assets [Member] \| Interest Rate Contracts [Member]
Derivative [Line Items]
Interest Rate Derivatives, at Fair Value, Net		20.9
Other Current Assets [Member] \| Foreign Exchange Contracts [Member]
Derivative [Line Items]
Foreign Currency Fair Value Hedge Derivative at Fair Value, Net		3.3
Other Accrued Liabilities [Member] \| Interest Rate Contracts [Member]
Derivative [Line Items]
Interest rate derivatives	0.0	0.0
Other Accrued Liabilities [Member] \| Foreign Exchange Contracts [Member]
Derivative [Line Items]
Foreign Currency Fair Value Hedge Derivative at Fair Value, Net		3.6
Fair Value, Inputs, Level 1 [Member]
Derivative [Line Items]
Long-term debt, Fair value	4,161.3	3,437.5
Fair Value, Inputs, Level 2 [Member]
Derivative [Line Items]
Long-term debt, Fair value	195.8	421.5
Fair Value, Measurements, Recurring [Member] \| Other Current Assets [Member] \| Interest Rate Contracts [Member]
Derivative [Line Items]
Interest Rate Derivatives, at Fair Value, Net	43.1	$ 20.9
Fair Value, Measurements, Recurring [Member] \| Other Current Assets [Member] \| Foreign Exchange Contracts [Member]
Derivative [Line Items]
Foreign Currency Fair Value Hedge Derivative at Fair Value, Net	1.4
Fair Value, Measurements, Recurring [Member] \| Other Accrued Liabilities [Member] \| Foreign Exchange Contracts [Member]
Derivative [Line Items]
Foreign Currency Fair Value Hedge Derivative at Fair Value, Net	$ 8.2

Long term investments fair value.

No definition available.

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- Definition

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.

+ References

No definition available.

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- Definition

Fair value as of the balance sheet date of all derivatives designated as foreign currency fair value hedging instruments.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 815
-SubTopic 10
-Section 45
-Paragraph 5
-URI http://asc.fasb.org/extlink&oid=117331979&loc=d3e41228-113958

+ Details

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- Definition

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.

+ References

No definition available.

+ Details

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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

No definition available.

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- Definition

Amount, after unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 470
-SubTopic 20
-Section 50
-Paragraph 4
-Subparagraph (b)(3)
-URI http://asc.fasb.org/extlink&oid=120520924&loc=SL6031897-161870

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 944
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.7-03(a)(16))
-URI http://asc.fasb.org/extlink&oid=120400017&loc=d3e572229-122910

Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-03(16))
-URI http://asc.fasb.org/extlink&oid=120398452&loc=d3e534808-122878

Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(22))
-URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682

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- Definition

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.

+ References

No definition available.

+ Details

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- Definition

The total amount of investments that are intended to be held for an extended period of time (longer than one operating cycle).

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.12)
-URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682

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