Note 7 - Closures and Impairments Expense - Closures and Impairments Expense (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Mar. 01, 2016	Mar. 03, 2015	Mar. 01, 2016	Mar. 03, 2015
Property [Member] | Continuing Operations [Member]
Closures and impairments from continuing operations:
Closure and impairment	$ 6,938	$ 3,578	$ 15,730	$ 5,850
Continuing Operations [Member] | Other Closing Expense [Member]
Closures and impairments from continuing operations:
Closure and impairment	471	277	1,090	905
Continuing Operations [Member]
Closures and impairments from continuing operations:
Closure and impairment	6,123	3,991	18,908	6,548
Closing expense including rent and other lease charges	(1,207)	380	3,118	1,141
Gain on sale of surplus properties	(79)	(244)	(1,030)	(1,348)
Closure and impairment	$ 6,123	$ 3,991	18,908	$ 6,548
Closing expense including rent and other lease charges			$ 3,118