PRODUCT WARRANTIES (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	May 31, 2014	May 31, 2013
PRODUCT WARRANTIES [Abstract]
Balance at beginning of period	$ 1,516	$ 1,328
Charged to costs and expenses	252	234
Deductions	(247)	(124)
Balance at end of period	$ 1,521	$ 1,438