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12. OTHER (EXPENSE) INCOME, NET (Tables)
12 Months Ended
May 31, 2016
Other Income and Expenses [Abstract]  
Other (expense) income

  Other (expense) income, net comprises the following (in thousands):

 

  

Year Ended May 31, 

  

2016 

 

2015 

 

2014 

Foreign exchange (loss) gain  $(19)  $194   $(47)
Other, net   3    17    (17)
   $(16)  $211   $(64)