12. OTHER (EXPENSE) INCOME, NET (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	May 31, 2014	May 31, 2013	May 31, 2012
Other Expense Income Net Details
Foreign exchange (loss) gain	$ (47)	$ (36)	$ 117
Other, net	(17)	3	0
Other (expense) income, net	$ (64)	$ (33)	$ 117