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FAIR VALUE MEASUREMENTS (Details) - Fair Value, Inputs, Level 1 [Member] - Fair Value, Measurements, Recurring [Member] - USD ($)
$ in Thousands
Dec. 02, 2017
May 27, 2017
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Time deposits/CDs $ 4,136 $ 8,226
Equity securities 686 622
Investments, Fair Value Disclosure $ 4,822 $ 8,848