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Unaudited Consolidated Statement of Stockholders' Equity (Unaudited) - 6 months ended Dec. 02, 2017 - USD ($)
shares in Thousands, $ in Thousands
Common Stock [Member]
Class B Common [Member]
Par value [Member]
Additional Paid-In Capital [Member]
Common Stock in Treasury [Member]
Retained Earnings [Member]
Accumulated Other Comprehensive Income [Member]
Total
Beginning Balance at May. 27, 2017     $ 642 $ 59,436 $ 69,333 $ 2,916 $ 132,327
Beginning Balance (in shares) at May. 27, 2017 10,712 2,137            
Comprehensive loss                
Net income           1,556   1,556
Foreign currency translation             2,351 2,351
Fair value adjustments on investments             34 34
Share-based compensation:                
Restricted stock       23       23
Restricted stock - shares 78              
Stock options       286       286
Dividends paid to:                
Common           (1,290)   (1,290)
Class B           (231)   (231)
Ending Balance at Dec. 02, 2017     $ 642 $ 59,745 $ 69,368 $ 5,301 $ 135,056
Ending Balance (in shares) at Dec. 02, 2017 10,790 2,137