Note 7 - Closures and Impairments Expense, Including Trademark Impairments - Closures and Impairments Expense (Details) - USD ($) $ in Thousands	3 Months Ended
	Aug. 30, 2016	Sep. 01, 2015
Property [Member] | Continuing Operations [Member]
Closures and Impairments Expenses	$ 6,580	$ 2,577
Continuing Operations [Member] | Other Closing Expense [Member]
Closures and Impairments Expenses	1,427	103
Continuing Operations [Member]
Closures and Impairments Expenses	30,192	2,712
Closed restaurant lease reserves	17,728	604
Inventory write-off	2,754
Severance Costs	1,760	18
Gain on sale of surplus properties	(57)	(590)
Closures and Impairments Expenses	30,192	2,712
Closed restaurant lease reserves	17,728
Inventory write-off	2,754
Severance Costs	$ 2,020