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PRODUCT WARRANTIES (Details) (USD $)
In Thousands, unless otherwise specified
6 Months Ended
Aug. 31, 2013
Aug. 31, 2012
PRODUCT WARRANTIES [Abstract]    
Balance at beginning of period $ 1,328 $ 994
Charged to costs and expenses 438 429
Deductions (256) (174)
Balance at end of period $ 1,510 $ 1,249