Financial Arrangements and Financial Instruments - Additional Information (Details)	3 Months Ended		9 Months Ended
	Aug. 31, 2021 USD ($)	Aug. 31, 2020 USD ($)	Aug. 31, 2021 USD ($)	Aug. 31, 2020 USD ($)	Aug. 31, 2021 GBP (£)	Aug. 31, 2021 EUR (€)	Nov. 30, 2020 USD ($)
Debt Instrument [Line Items]
Investment Foreign Currency, Contract, Foreign Currency Amount	$ 598,100,000		$ 598,100,000				$ 383,800,000
Total derivative assets, Fair Value	39,000,000.0		$ 39,000,000.0				$ 44,500,000
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	700,000		$ 700,000
Long-term debt borrowings			1,001,500,000	$ 506,400,000
Repayments of Commercial Paper			$ 1,443,000,000
Repayments of Notes Payable	250,000,000.0
Revolving Credit Facility | Credit Facility Expiring December 2021
Debt Instrument [Line Items]
Debt Instrument, Term			364 days
Long-term Line of Credit	1,000,000,000		$ 1,000,000,000
Revolving Credit Facility | Credit Facility Expiring June 2026 [Member]
Debt Instrument [Line Items]
Debt Instrument, Term			5 years
Long-term Line of Credit	1,500,000,000		$ 1,500,000,000
Debt Instrument, Basis Spread on Variable Rate			1.25%
Revolving Credit Facility | Credit Facility Expiring August 2022
Debt Instrument [Line Items]
Debt Instrument, Term			5 years
Long-term Line of Credit	1,000,000,000		$ 1,000,000,000
0.90% Notes due February 2026
Debt Instrument [Line Items]
Notes Payable	$ 500,000,000		$ 500,000,000
Stated Note interest rate	0.90%		0.90%		0.90%	0.90%
Long-term debt borrowings			$ 495,700,000
1.85% Notes due February 2031
Debt Instrument [Line Items]
Notes Payable	$ 500,000,000		$ 500,000,000
Stated Note interest rate	1.85%		1.85%		1.85%	1.85%
Long-term debt borrowings			$ 492,800,000
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%	3.25%
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%	3.40%
3.90% Notes due July 2021
Debt Instrument [Line Items]
Notes Payable	$ 250,000,000		$ 250,000,000
Stated Note interest rate	3.90%		3.90%		3.90%	3.90%
Short-term Contract with Customer [Member]
Debt Instrument [Line Items]
Investment Foreign Currency, Contract, Foreign Currency Amount	$ 232,900,000		$ 232,900,000
Fair Value Hedging | Foreign exchange contracts
Debt Instrument [Line Items]
Derivative, Notional Amount	391,700,000		391,700,000
Net Investment Hedging | Cross currency contracts
Debt Instrument [Line Items]
Derivative, Notional Amount	250,000,000		250,000,000
Total derivative assets, Fair Value	250,000,000		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	5,600,000	$ (7,600,000)	(300,000)	(4,100,000)
Other Income | Fair Value Hedging | Loans Payable
Debt Instrument [Line Items]
Foreign Currency Transaction Gain (Loss), Realized	(5,400,000)	$ 7,300,000	1,100,000	$ 3,100,000
Interest Rate Swap | Treasury Lock [Member]
Debt Instrument [Line Items]
Derivative, Notional Amount	350,000,000		350,000,000
Interest Rate Swap | Treasury Lock [Member] | Three Point Two Five Zero Notes Due On Two Thousand Twenty Five [Member]
Debt Instrument [Line Items]
Derivative, Notional Amount	$ 100,000,000		$ 100,000,000
Derivative, Fixed Interest Rate	3.25%		3.25%		3.25%	3.25%
Derivative, Basis Spread on Variable Rate	1.22%		1.22%		1.22%	1.22%
Interest Rate Swap | Treasury Lock [Member] | Three Point Four Zero Notes Due Two Thousand Twenty Seven [Member]
Debt Instrument [Line Items]
Derivative, Notional Amount	$ 250,000,000		$ 250,000,000
Notes Payable	750,000,000		750,000,000
Interest Rate Swap 3.40% | Treasury Lock [Member] | Three Point Four Zero Notes Due Two Thousand Twenty Seven [Member]
Debt Instrument [Line Items]
Derivative, Notional Amount	$ 250,000,000		$ 250,000,000
Derivative, Fixed Interest Rate	3.40%		3.40%		3.40%	3.40%
Derivative, Basis Spread on Variable Rate	0.685%		0.685%		0.685%	0.685%
Interest Rate Swap 3.25% | Treasury Lock [Member] | Three Point Two Five Zero Notes Due On Two Thousand Twenty Five [Member]
Debt Instrument [Line Items]
Derivative, Notional Amount	$ 100,000,000		$ 100,000,000
Notes Payable	$ 250,000,000		$ 250,000,000
Maximum [Member] | Revolving Credit Facility | Credit Facility Expiring June 2026 [Member]
Debt Instrument [Line Items]
Debt Instrument, Basis Spread on Variable Rate			1.75%
United States LIBOR | Net Investment Hedging | Cross currency contracts
Debt Instrument [Line Items]
Derivative, Variable Interest Rate	0.685%		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%	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%	0.74%
EURIBOR | Net Investment Hedging | Cross currency contract II
Debt Instrument [Line Items]
Derivative, Variable Interest Rate	0.808%		0.808%		0.808%	0.808%