Note 11 - Income Taxes - Components of the Provision for Income Tax Expense (Benefit) (Details) - USD ($) $ in Thousands	12 Months Ended
	Nov. 28, 2020	Nov. 30, 2019	Dec. 01, 2018
U.S. federal	$ 5,243	$ 9,122	$ 9,652
State	1,320	3,294	1,597
Non-U.S.	56,542	47,848	37,980
Total current	63,105	60,264	49,229
U.S. federal	(4,709)	(432)	(50,115)
State	(4,111)	125	(197)
Non-U.S.	(12,364)	(10,549)	(5,273)
Total deferred	(21,184)	(10,856)	(55,585)
Total income tax expense (benefit)	$ 41,921	$ 49,408	$ (6,356)