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SEGMENT REPORTING Reconciliation of assets (Details) (USD $)
In Thousands, unless otherwise specified
May 31, 2014
Jun. 01, 2013
Jun. 02, 2012
May 28, 2011
Reconciliation of Assets [Abstract]        
Segment Assets $ 52,790 $ 53,253    
Cash and cash equivalents 102,752 102,002 43,893 170,975
Investments - current 31,732 38,971    
Other Assets, Current 5,790 10,857    
Property, plant and equipment, net 7,223 5,073    
Investments - non-current 1,516 5,461    
Other Assets, Noncurrent 1,724 1,398    
Assets of Disposal Group, Including Discontinued Operation 18 303    
Assets $ 203,545 $ 217,318