Note 8 - Income Taxes - Components of the Provision for Income Tax Expense (Benefit) (Details) - USD ($) $ in Thousands	12 Months Ended
	Nov. 28, 2015	Nov. 29, 2014	Nov. 30, 2013
Current:
U.S. federal	$ 24,180	$ 8,771	$ 16,999
State	2,955	1,290	1,372
Non-U.S.	22,075	20,133	11,930
Total current	49,210	30,194	30,301
Deferred:
U.S. federal	8,096	8,106	8,101
State	1,269	1,069	2,244
Non-U.S.	(2,720)	(5,021)	(697)
Total deferred	6,645	4,154	9,648
Total	$ 55,855	$ 34,348	$ 39,949