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Financial Instruments - Additional Information (Details) | 3 Months Ended | 9 Months Ended |  |
--- | --- | --- | --- | ---
Aug. 31, 2019 USD ($) | Aug. 31, 2018 USD ($) | Aug. 31, 2019 USD ($) | Aug. 31, 2018 USD ($) | Aug. 31, 2019 EUR (€) | Aug. 31, 2019 GBP (£) | Aug. 31, 2019 USD ($) | Nov. 30, 2018 USD ($)
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Total derivative assets, Fair Value |  | $ 2,100,000 |  | $ 2,100,000 |  |  | $ 44,400,000 | $ 4,400,000
Maximum time frame for foreign exchange contracts, months |  |  | 18 months |  |  |  |  |
Amount of accumulated other comprehensive income expected to be reclassified to earnings in next 12 months |  |  |  |  |  |  | 1,500,000 |
Fair Value Hedging | Foreign exchange contracts |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Derivative, Notional Amount |  |  |  |  |  |  | 381,500,000 |
Net Investment Hedging | Cross currency contracts |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Derivative, Notional Amount |  |  |  |  |  |  | 250,000,000 |
Total derivative assets, Fair Value |  |  |  |  |  |  | 250,000,000 |
Derivative, Collateral, Obligation to Return Cash | £ |  |  |  |  |  | £ 194,100,000 |  |
Net Investment Hedging | Cross currency contract II |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Derivative, Notional Amount | £ |  |  |  |  |  | 194,100,000 |  |
Total derivative assets, Fair Value | £ |  |  |  |  |  | £ 194,100,000 |  |
Derivative, Collateral, Obligation to Return Cash | € |  |  |  |  | € 221,800,000 |  |  |
Other Income | Fair Value Hedging | Foreign exchange contracts |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Foreign Currency Transaction Gain (Loss), Realized | $ (5,300,000) | 500,000 | $ (2,600,000) | (2,100,000) |  |  |  |
Other Income | Fair Value Hedging | Loans Payable |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Foreign Currency Transaction Gain (Loss), Realized | $ 5,200,000 | $ (1,100,000) | $ 2,000,000.0 | $ 1,100,000 |  |  |  |
Interest Rate Swap | Treasury Lock [Member] |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Derivative, Notional Amount |  |  |  |  |  |  | 350,000,000 |
Five Point Seven Five Notes Due On Two Thousand Seventeen [Member] |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Stated Note interest rate |  | 5.75% |  | 5.75% |  |  |  |
Debt Instrument, Annual Principal Payment |  | $ 250,000,000 |  | $ 250,000,000 |  |  |  |
Term Loan Due 2020 |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Debt Instrument, Annual Principal Payment |  | 180,000,000.0 |  | 180,000,000.0 |  |  | 100,000,000.0 |
Term Loan Due Two Thousand Twenty Two [Member] |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Debt Instrument, Annual Principal Payment |  | $ 156,300,000 |  | $ 156,300,000 |  |  | $ 106,300,000 |
Three Point Two Five Zero Notes Due On Two Thousand Twenty Five [Member] |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Stated Note interest rate |  |  |  |  | 3.25% | 3.25% | 3.25% |
Three Point Two Five Zero Notes Due On Two Thousand Twenty Five [Member] | Interest Rate Swap | Treasury Lock [Member] |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Derivative, Notional Amount |  |  |  |  |  |  | $ 100,000,000 |
Derivative, Fixed Interest Rate |  |  |  |  | 3.25% | 3.25% | 3.25% |
Derivative, Basis Spread on Variable Rate |  |  |  |  | 1.22% | 1.22% | 1.22% |
Minimum [Member] | Term Loan Due Two Thousand Twenty Two [Member] |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Debt Instrument, Annual Principal Payment |  |  |  |  |  |  | $ 56,300,000 |
United States LIBOR | Net Investment Hedging | Cross currency contracts |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Derivative, Variable Interest Rate |  |  |  |  | 0.685% | 0.685% | 0.685% |
Great Britain LIBOR | Net Investment Hedging | Cross currency contracts |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Derivative, Variable Interest Rate |  |  |  |  | 0.74% | 0.74% | 0.74% |
Great Britain LIBOR | Net Investment Hedging | Cross currency contract II |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Derivative, Variable Interest Rate |  |  |  |  | 0.74% | 0.74% | 0.74% |
EURIBOR | Net Investment Hedging | Cross currency contract II |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Derivative, Variable Interest Rate |  |  |  |  | 0.808% | 0.808% | 0.808% |

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- Definition Aggregate notional amount specified by the derivative(s). Expressed as an absolute value. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Article 12 -Section 13 -Sentence Column B + Details
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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. Includes assets elected not to be offset. Excludes assets not subject to a master netting arrangement. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 20 -Section 55 -Paragraph 7 -URI http://asc.fasb.org/extlink&oid=99393222&loc=SL20226000-175313 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 860 -SubTopic 20 -Section 50 -Paragraph 4D -Subparagraph (c)(2) -URI http://asc.fasb.org/extlink&oid=109247956&loc=SL51823488-111719 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 20 -Section 50 -Paragraph 3 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=51824906&loc=SL20225862-175312 Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4B -Subparagraph (a),(c) -URI http://asc.fasb.org/extlink&oid=109980867&loc=SL5624163-113959 + Details
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- Definition Maximum amount of time remaining before foreign currency exchange rate derivatives mature or expire, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + References No definition available. + Details
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