Note 3 - Restructuring Actions - Restructuring Reserve (Details) - USD ($) $ in Thousands	12 Months Ended
Dec. 01, 2018	Dec. 02, 2017	Dec. 03, 2016
Balance	$ 4,256	$ 1,506
Expense incurred	8,881	18,031
Non-cash charges	(1,666)	(4,291)
Cash payments	(4,407)	(12,664)
Foreign currency translation	(58)	430
Employee Related [Member]
Balance	4,256	1,486
Expense incurred	6,223	10,266
Non-cash charges
Cash payments	(3,395)	(9,210)
Foreign currency translation	(58)	430
Asset Related [Member]
Balance
Expense incurred	2,353	5,394
Non-cash charges	(1,666)	(4,291)
Cash payments	(687)	(1,103)
Foreign currency translation
Other Restructuring [Member]
Balance		20
Expense incurred	305	2,371
Non-cash charges
Cash payments	(325)	(2,351)
Foreign currency translation

Amount of cash payments made as the result of exit or disposal activities. Excludes payments associated with a discontinued operation or an asset retirement obligation.

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