Note 4 - Accounts and Other Receivables (Details Textual) $ in Thousands			12 Months Ended
	Jun. 01, 2016 USD ($)	May 31, 2016 USD ($)	Jun. 06, 2017 USD ($)	May 31, 2016 USD ($)	Jun. 02, 2015 USD ($)
Disposal Group, Including Discontinued Operation, Consideration		$ 5,289		$ 5,289
Proceeds from Sale of Property, Plant, and Equipment			$ 34,800	11,701	$ 11,260
Lime Fresh [Member]
Sale of Assets, Number of Buyers		2
Disposal Group, Including Discontinued Operation, Consideration		$ 5,300		5,300
Proceeds from Sale of Property, Plant, and Equipment	$ 5,000
Lime Fresh [Member] | Buyer of Lime Fresh Restuarants [Member]
Proceeds from Sale of Property, Plant, and Equipment				5,000
Lime Fresh [Member] | Buyer of Lime Fresh Brand [Member]
Disposal Group, Including Discontinued Operation, Consideration		$ 300		$ 300