Schedule II: Valuation and Qualifying Acounts (Details) - USD ($) $ in Thousands		12 Months Ended
		Nov. 26, 2017	Nov. 27, 2016	Nov. 29, 2015
Allowance for Doubtful Accounts [Member]
Valuation and Qualifying Accounts Disclosure [Line Items]
Balance at Beginning of Period		$ 11,974	$ 11,025	$ 12,704
Additions Charged to Expenses		1,645	2,195	1,875
Release	[1]	1,893	1,246	3,554
Balance at End of Period		11,726	11,974	11,025
Sales Returns [Member]
Valuation and Qualifying Accounts Disclosure [Line Items]
Balance at Beginning of Period		36,457	34,021	32,191
Additions Charged to Expenses		211,741	195,718	152,471
Release	[1]	200,797	193,282	150,641
Balance at End of Period		47,401	36,457	34,021
Sales Discounts and Incentives [Member]
Valuation and Qualifying Accounts Disclosure [Line Items]
Balance at Beginning of Period		105,477	86,274	98,416
Additions Charged to Expenses		342,169	325,843	306,497
Release	[1]	312,507	306,640	318,639
Balance at End of Period		135,139	105,477	86,274
Valuation Allowance of Deferred Tax Assets [Member]
Valuation and Qualifying Accounts Disclosure [Line Items]
Balance at Beginning of Period		68,212	75,753	89,814
Additions Charged to Expenses		(19,301)	(2,514)	0
Release	[1]	10,219	5,027	14,061
Balance at End of Period		$ 38,692	$ 68,212	$ 75,753

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