Note 2 - Restructuring Actions - Restructuring Reserve (Details) - USD ($) $ in Thousands	3 Months Ended		12 Months Ended
	Mar. 02, 2019	Mar. 03, 2018	Dec. 01, 2018
Balance	$ 4,256	$ 1,506	$ 1,506
Expenses incurred	1,453	1,829	8,881
Non-cash charges			(1,666)
Cash payments	(1,378)		(4,407)
Foreign currency translation	2		(58)
Balance	4,333		4,256
Employee Related [Member]
Balance	4,256	1,486	1,486
Expenses incurred	907		6,223
Non-cash charges
Cash payments	(941)		(3,395)
Foreign currency translation	2		(58)
Balance	4,224		4,256
Asset Related [Member]
Balance
Expenses incurred	303		2,353
Non-cash charges			(1,666)
Cash payments	(303)		(687)
Foreign currency translation
Balance
Other Restructuring [Member]
Balance		$ 20	20
Expenses incurred	243		305
Non-cash charges
Cash payments	(134)		(325)
Foreign currency translation
Balance	$ 109