Note 14 - Operating Segments - Reconciliation of Segment Operating Income to Income From Continuing Operations Before Income Taxes and Income From Equity Method Investments (Details) - USD ($) $ in Thousands	3 Months Ended								12 Months Ended
	Dec. 03, 2016	Aug. 27, 2016	May 29, 2016	Feb. 27, 2016	Nov. 28, 2015	Aug. 29, 2015	May 30, 2015	Feb. 28, 2015	Dec. 03, 2016	Nov. 28, 2015	Nov. 29, 2014
Segment operating income									$ 202,165	$ 170,485	$ 149,841
Special charges, net	$ 1,856	$ (2,807)	$ 370	$ 413	$ 62	$ 1,297	$ 934	$ 2,361	168	(4,654)	(51,501)
Other income (expense), net									(7,549)	(2,465)	716
Interest expense									(27,359)	(25,021)	(19,744)
Income from continuing operations before income taxes and income from equity method investments									$ 167,425	$ 138,345	$ 79,312