CRITICAL ACCOUNTING POLICIES AND ESTIMATES (Details Narrative) - USD ($) $ in Thousands	3 Months Ended	9 Months Ended
	Feb. 25, 2017	Feb. 25, 2017	May 28, 2016
Accounting Policies [Abstract]
Finished goods	$ 36,900	$ 36,900	$ 40,000
Raw material	4,900	4,900	4,400
Work in progress	1,100	1,100	1,000
Inventory valuation reserves	3,400	3,400	$ 3,400
Severance expense		1,300
Payment of severance benefits	$ 400	$ 900