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FAIR VALUE MEASUREMENTS (Tables)
3 Months Ended
Aug. 27, 2016
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 August 27, 2016, and May 28, 2016, were as follows (in thousands):

    Level 1
August 27, 2016    
Time deposits/CDs   $ 8,239  
Equity securities     563  
Total   $ 8,802  
May 28, 2016        
Time deposits/CDs   $ 9,517  
Equity securities     550  
Total   $ 10,067