Note 5 - Property And Equipment (Tables)

6 Months Ended

Nov. 30, 2013

Property, Plant and Equipment [Abstract]

Property, Plant and Equipment [Table Text Block]

	As of
	November 30, 2013			May 31, 2013
Land	$	297			301
Buildings and improvements		2,578			2,575
Leasehold improvements		20,723			20,629
Capital work-in-progress		6,820			5,047
Furniture and fixtures		3,409			3,282
Machinery, equipment and instruments		82,102			75,480
		115,929			107,314
Less accumulated depreciation		(39,695	)		(30,933	)
Property and equipment, net	$	76,234			76,381