Note 8 - Income Taxes - Components of the Provision for Income Tax Expense (Benefit) (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 03, 2016	Nov. 28, 2015	Nov. 29, 2014
Current:
U.S. federal	$ 14,515	$ 24,180	$ 8,771
State	2,789	2,955	1,290
Non-U.S.	27,788	22,075	20,133
Total current	45,092	49,210	30,194
Deferred:
U.S. federal	6,444	8,096	8,106
State	1,102	1,269	1,069
Non-U.S.	(2,202)	(2,720)	(5,021)
Total deferred	5,344	6,645	4,154
Total	$ 50,436	$ 55,855	$ 34,348