PRODUCT WARRANTIES (Details) (USD $) In Thousands, unless otherwise specified	6 Months Ended
	Aug. 31, 2014	Aug. 31, 2013
PRODUCT WARRANTIES [Abstract]
Balance at beginning of period	$ 1,516	$ 1,328
Charged to costs and expenses	792	438
Deductions	(496)	(256)
Balance at end of period	$ 1,812	$ 1,510