Note 6 - Property and Equipment, Net (Tables)

12 Months Ended

May 31, 2014

Property, Plant and Equipment [Abstract]

Property, Plant and Equipment [Table Text Block]

	As of May 31
	2014			2013
Land	$	290			301
Buildings and improvements		2,966			3,034
Leasehold improvements		24,693			20,170
Capital work-in-progress		3,927			5,139
Furniture and fixtures		3,656			3,282
Machinery, equipment and instruments		88,057			75,388
		123,589			107,314
Less accumulated depreciation		(47,278	)		(30,933	)
Property and equipment, net	$	76,311			76,381