Schedule II: Valuation and Qualifying Acounts (Details) - USD ($) $ in Millions		12 Months Ended
		Dec. 01, 2024	Nov. 26, 2023	Nov. 27, 2022
SEC Schedule, 12-09, Allowance, Credit Loss [Member]
SEC Schedule, 12-09, Valuation and Qualifying Accounts Disclosure [Line Items]
Balance at Beginning of Period		$ 5.7	$ 7.5	$ 11.6
Additions Charged to Expenses/Net Sales/(Releases) to Tax Expense		1.9	0.5	(1.1)
Change/(Release)	[1]	1.9	2.3	3.0
Balance at End of Period		5.7	5.7	7.5
Sales Returns [Member]
SEC Schedule, 12-09, Valuation and Qualifying Accounts Disclosure [Line Items]
Balance at Beginning of Period		60.2	54.4	57.4
Additions Charged to Expenses/Net Sales/(Releases) to Tax Expense		530.9	432.8	327.0
Change/(Release)	[1]	526.7	427.0	330.0
Balance at End of Period		64.4	60.2	54.4
Sales Discounts and Incentives [Member]
SEC Schedule, 12-09, Valuation and Qualifying Accounts Disclosure [Line Items]
Balance at Beginning of Period		130.4	126.4	152.4
Additions Charged to Expenses/Net Sales/(Releases) to Tax Expense		511.1	468.4	436.1
Change/(Release)	[1]	511.7	464.4	462.1
Balance at End of Period		129.8	130.4	126.4
SEC Schedule, 12-09, Valuation Allowance, Deferred Tax Asset [Member]
SEC Schedule, 12-09, Valuation and Qualifying Accounts Disclosure [Line Items]
Balance at Beginning of Period		47.4	49.6	45.9
Additions Charged to Expenses/Net Sales/(Releases) to Tax Expense		5.9	(0.2)	4.3
Change/(Release)	[1]	0.4	2.0	0.6
Balance at End of Period		$ 52.9	$ 47.4	$ 49.6

[1] The charges to the accounts are for the purposes for which the allowances were created.