Note 9 - Income Taxes - Components of Income Tax Expense (Benefit) (Details) - USD ($) $ in Thousands	3 Months Ended								12 Months Ended
	May 31, 2016	Mar. 01, 2016	Dec. 01, 2015	Sep. 01, 2015	Jun. 02, 2015	Mar. 03, 2015	Dec. 02, 2014	Sep. 02, 2014	May 31, 2016	Jun. 02, 2015	Jun. 03, 2014
Federal									$ (1,138)	$ 1,714	$ (5,047)
State									289	(48)	(1,586)
Foreign									118	118	322
									(731)	1,784	(6,311)
Federal									(1,449)	(3,254)	2,346
State										(441)	(700)
									(1,449)	(3,695)	1,646
Benefit for income taxes from continuing operations	$ (494)	$ (483)	$ (180)	$ (1,023)	$ 1,430	$ (112)	$ (595)	$ (2,634)	(2,180)	(1,911)	(4,665)
Benefit for income taxes from discontinued operations											(106)
Total benefit for income taxes									$ (2,180)	$ (1,911)	$ (4,771)