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SIGNIFICANT ACCOUNTING POLICIES AND DISCLOSURES (Details 3) - USD ($)
$ in Thousands
12 Months Ended
Jun. 02, 2018
May 27, 2017
Accounting Policies [Abstract]    
Warranty reserve, beginning $ 106 $ 210
Accruals for products sold 65 89
Utilization (22) (78)
Recovery   (115)
Warranty reserve, ending $ 149 $ 106