Summary Of Significant Accounting Policies (Details) - USD ($) $ in Millions	12 Months Ended
	Nov. 30, 2023	Nov. 30, 2022	Nov. 30, 2021
Summary Of Significant Accounting Policies [Line Items]
Sales allowances	$ 195.3	$ 181.0
Operating Lease, Right-of-Use Asset	$ 220.0	218.9
Useful life	10 years
Capitalized software	$ 159.9	160.6
Research and development expense	94.9	87.5	$ 87.3
Marketing and Advertising Expense	247.1	240.4	237.8
Advertising expense	198.1	187.2	182.6
Revenues	6,662.2	6,350.5	6,317.9
Cost of Goods and Services Sold	4,159.7	4,076.0	3,823.3
Selling, general and administrative expense	1,478.3	1,357.1	1,404.1
Operating income	963.0	863.6	1,015.1
Other income, net	43.9	98.3	17.3
Operating Lease, Liability	233.2
Capitalized Software, Net Book Value	$ 159.9	160.6
Compensation Expense Associated With LTPP, Period Of Program	3 years
Accounts Payable, Trade	$ 300.5	347.0
Minimum [Member] | Headquarters building [Member]
Summary Of Significant Accounting Policies [Line Items]
Estimated useful lives (in years)	20 years
Minimum [Member] | Machinery, Equipment And Computer Software [Member]
Summary Of Significant Accounting Policies [Line Items]
Estimated useful lives (in years)	3 years
Minimum [Member] | Software [Member]
Summary Of Significant Accounting Policies [Line Items]
Useful life	3 years
Maximum [Member] | Headquarters building [Member]
Summary Of Significant Accounting Policies [Line Items]
Estimated useful lives (in years)	50 years
Maximum [Member] | Machinery, Equipment And Computer Software [Member]
Summary Of Significant Accounting Policies [Line Items]
Estimated useful lives (in years)	15 years
Maximum [Member] | Software [Member]
Summary Of Significant Accounting Policies [Line Items]
Useful life	13 years
Americas [Member]
Summary Of Significant Accounting Policies [Line Items]
Revenues	$ 4,756.9	4,551.7	4,396.1
EMEA [Member]
Summary Of Significant Accounting Policies [Line Items]
Revenues	1,212.8	1,116.4	1,191.3
Asia Pacific [Member]
Summary Of Significant Accounting Policies [Line Items]
Revenues	$ 692.5	$ 682.4	$ 730.5