Financial Arrangements and Financial Instruments - Additional Information (Details)	3 Months Ended
	Feb. 29, 2020 USD ($)	Feb. 28, 2019 USD ($)	Feb. 29, 2020 EUR (€)	Feb. 29, 2020 GBP (£)	Feb. 29, 2020 USD ($)	Nov. 30, 2019 USD ($)
Debt Instrument [Line Items]
Investment Foreign Currency, Contract, Foreign Currency Amount					$ 517,100,000	$ 489,200,000
Total derivative assets, Fair Value		$ 3,300,000			42,400,000	$ 27,400,000
Maximum time frame for foreign exchange contracts, months	12 months
Amount of accumulated other comprehensive income expected to be reclassified to earnings in next 12 months					300,000
Special charges	$ 1,000,000.0	2,100,000
Short-term Contract with Customer [Member]
Debt Instrument [Line Items]
Investment Foreign Currency, Contract, Foreign Currency Amount					194,600,000
Fair Value Hedging | Foreign exchange contracts
Debt Instrument [Line Items]
Derivative, Notional Amount					400,800,000
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	(2,200,000)	1,700,000
Other Income | Fair Value Hedging | Loans Payable
Debt Instrument [Line Items]
Foreign Currency Transaction Gain (Loss), Realized	$ 2,000,000.0	$ (1,800,000)
Interest Rate Swap | Treasury Lock [Member]
Debt Instrument [Line Items]
Derivative, Notional Amount					350,000,000
Term Loan Due Two Thousand Twenty Two [Member]
Debt Instrument [Line Items]
Debt Instrument, Annual Principal Payment					$ 18,800,000
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%
Three Point Two Five Zero Notes Due On Two Thousand Twenty Five [Member] | Interest Rate Swap 3.25% | Treasury Lock [Member]
Debt Instrument [Line Items]
Derivative, Notional Amount					$ 100,000,000
Notes Payable					$ 250,000,000
Three Point Four Zero Notes Due Two Thousand Twenty Seven [Member]
Debt Instrument [Line Items]
Stated Note interest rate			3.40%	3.40%	3.40%
Three Point Four Zero Notes Due Two Thousand Twenty Seven [Member] | Interest Rate Swap | Treasury Lock [Member]
Debt Instrument [Line Items]
Derivative, Notional Amount					$ 250,000,000
Notes Payable					750,000,000
Three Point Four Zero Notes Due Two Thousand Twenty Seven [Member] | Interest Rate Swap 3.40% | Treasury Lock [Member]
Debt Instrument [Line Items]
Derivative, Notional Amount					$ 250,000,000
Derivative, Fixed Interest Rate			3.40%	3.40%	3.40%
Derivative, Basis Spread on Variable Rate			0.685%	0.685%	0.685%
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%