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FAIR VALUE MEASUREMENTS (Tables)
12 Months Ended
May 27, 2017
Fair Value Disclosures [Abstract]  
Schedule of investments measured at fair value on a recurring basis

Investments measured at fair value on a recurring basis subject to the disclosure requirements of ASC 820 as of May 27, 2017 and May 28, 2016, were as follows (in thousands):

 

    Level 1     Level 2     Level 3  
May 27, 2017                        
Time deposits/CDs   $ 8,226     $     $  
Equity securities     622              
Total   $ 8,848     $     $  
May 28, 2016                        
Time deposits/CDs   $ 9,517     $     $  
Equity securities     550              
Total   $ 10,067     $     $