GEOGRAPHICAL INFORMATION - REVENUE (Details) - USD ($) $ in Thousands	12 Months Ended
	May 31, 2016	May 31, 2015
Revenues {1}
North America	$ 3,311	$ 3,223
Europe	12	7
Asia	919	767
Eliminations	(66)	(55)
Consolidated Total	$ 4,176	$ 3,942