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PRODUCT WARRANTIES (Tables)
9 Months Ended
Nov. 30, 2012
Product Warranties Disclosures [Abstract]  
Schedule of Product Warranty Liability [Table Text Block]

Activity in the accrued warranty costs liability for the nine months ended November 30, 2012 and 2011 is as follows (in thousands):

Nine Months Ended
November 30,
      2012       2011
Balance at beginning of period $     994 $     700
Charged to costs and expenses 744 664
Deductions (346 ) (356 )
Balance at end of period $ 1,392 $ 1,008