Summary Of Significant Accounting Policies (Details) - USD ($) $ in Millions	12 Months Ended
	Nov. 30, 2021	Nov. 30, 2020	Nov. 30, 2019
Summary Of Significant Accounting Policies [Line Items]
Sales allowances	$ 189.3	$ 183.3
Operating Lease, Right-of-Use Asset	$ 136.8	136.8
Useful life	12 years
Capitalized software	$ 141.1	116.0
Research and development expense	87.3	68.6	$ 67.3
Marketing and Advertising Expense	237.8	230.3	214.6
Advertising expense	182.6	174.8	150.8
Revenues	6,317.9	5,601.3	5,347.4
Cost of Goods and Services Sold	3,823.3	3,300.9	3,202.1
Selling, general and administrative expense	1,404.1	1,281.6	1,166.8
Operating income	1,015.1	999.5	957.7
Other income, net	17.3	17.6	26.7
Operating Lease, Liability	$ 140.4
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)	12 years
Maximum [Member] | Software [Member]
Summary Of Significant Accounting Policies [Line Items]
Useful life	13 years
Construction in Progress [Member]
Summary Of Significant Accounting Policies [Line Items]
Capitalized software	$ 12.2	86.7
Americas [Member]
Summary Of Significant Accounting Policies [Line Items]
Revenues	4,396.1	3,974.9	3,711.3
EMEA [Member]
Summary Of Significant Accounting Policies [Line Items]
Revenues	1,191.3	1,046.7	986.1
Asia Pacific [Member]
Summary Of Significant Accounting Policies [Line Items]
Revenues	$ 730.5	$ 579.7	$ 650.0