Note 3 - Restructuring Actions - Restructuring Reserve (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 03, 2022	Nov. 27, 2021	Nov. 28, 2020
Balance	$ 1,095	$ 6,082
Restructuring Charges	(449)	787	$ 4,580
Non-cash charges	0	(135)
Cash payments	(529)	(5,624)
Foreign currency translation	(60)	(15)
Balance	57	1,095	6,082
Employee Related [Member]
Balance	1,095	5,834
Restructuring Charges	(449)	(807)
Non-cash charges	0	0
Cash payments	(529)	(3,917)
Foreign currency translation	(60)	(15)
Balance	57	1,095	5,834
Other Restructuring [Member]
Balance	0	248
Restructuring Charges	0	1,594
Non-cash charges	0	(135)
Cash payments	0	(1,707)
Foreign currency translation	0	0
Balance	$ 0	$ 0	$ 248