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PRODUCT WARRANTIES (Tables)
6 Months Ended
Aug. 31, 2015
PRODUCT WARRANTIES [Abstract]  
Schedule of Product Warranty Liability
Six Months Ended 
August 31,
2015    2014
Balance at beginning of period $ 1,819   $ 1,516 
Charged to costs and expenses   511     792 
Deductions     (531)
  (496)
Balance at end of period $ 1,799   $ 1,812