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Condensed Consolidated Statements of Operations (Unaudited) (USD $)
In Thousands, except Per Share data, unless otherwise specified
 3 Months Ended
Apr. 30, 2012
Apr. 30, 2011
Condensed Consolidated Statements of Operations [Abstract]    
Net sales $ 23,668 $ 24,256
Costs of goods sold 16,701 17,478
Gross profit 6,967 6,778
Selling, general, administrative & other expenses 11,529 11,936
Interest expense 255 214
Loss before income taxes (4,817) (5,372)
Income tax expense 16 28
Net loss $ (4,833) $ (5,400)
Net loss per common share-Basic and diluted $ 0.34 [1] $ 0.38 [1]
Weighted average shares outstanding-Basic and diluted 14,296 14,205
Dividend declared per common share    
Cash   $ 0.05
[1] (a) Net loss per share for the three months ended April 30, 2012 and April 30, 2011 was calculated based on basic shares outstanding due to the anti-dilutive effect on the inclusion of common stock equivalent shares.