Note 16 - 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		9 Months Ended
	Aug. 29, 2020	Aug. 31, 2019	Aug. 29, 2020	Aug. 31, 2019
Operating income	$ 58,731	$ 66,706	$ 144,387	$ 173,298
Other income, net	3,722	22,762	11,740	29,113
Interest expense	(20,196)	(25,607)	(64,597)	(79,354)
Interest income	2,945	3,115	8,761	9,191
Income before income taxes and income from equity method investments	$ 45,202	$ 66,976	$ 100,291	$ 132,248