Financial Instruments - Fair Value of Derivative Instruments on Balance Sheet (Detail) - USD ($) $ in Millions	May 31, 2025	Nov. 30, 2024
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Total derivative assets, Fair Value	$ 16.3	$ 42.0
Total derivative liabilities, Fair Value	47.9	50.4
Interest rate contracts | Other current assets / Other long-term assets
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Derivative Asset, Notional Amount	0.0	0.0
Interest rate contracts | Other accrued liabilities / Other long-term liabilities
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Derivative Liability, Notional Amount	600.0	600.0
Foreign exchange contracts | Other current assets / Other long-term assets
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Derivative Asset, Notional Amount	286.4	374.4
Foreign exchange contracts | Other accrued liabilities
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Derivative Liability, Notional Amount	784.3	659.8
Cross currency contracts | Other current assets / Other long-term assets
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Derivative Asset, Notional Amount	499.6	945.5
Cross currency contracts | Other accrued liabilities / Other long-term liabilities
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Derivative Liability, Notional Amount	510.0	0.0
Fair Value, Measurements, Recurring | Interest rate contracts | Other current assets / Other long-term assets
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Interest rate contracts, Fair Value	0.0	0.0
Fair Value, Measurements, Recurring | Interest rate contracts | Other accrued liabilities / Other long-term liabilities
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Interest rate contracts, Fair Value	29.7	37.9
Fair Value, Measurements, Recurring | Foreign exchange contracts | Other current assets / Other long-term assets
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Foreign currency derivatives	2.8	5.2
Fair Value, Measurements, Recurring | Foreign exchange contracts | Other accrued liabilities
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Foreign currency derivatives	5.3	12.5
Fair Value, Measurements, Recurring | Cross currency contracts
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Cross currency contracts	13.5	36.8
Cross currency contracts	$ 12.9	$ 0.0