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	12 Months Ended
	Nov. 30, 2019	Dec. 01, 2018	Dec. 02, 2017
Segment operating income	$ 225,994	$ 237,891	$ 119,527
Other income (expense), net	37,943	18,055	(19,154)
Interest expense	(103,287)	(110,994)	(43,701)
Interest income	12,178	11,774	3,927
Income before income taxes and income from equity method investments	$ 172,828	$ 156,726	$ 60,599