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Net Income (Loss) Per Share (Tables)
 3 Months Ended
Apr. 30, 2013
Earnings Per Share [Abstract]  
Net Income (Loss) per Share
 
Three Months Ended
 
4/30/2013
 
4/30/2012
 
(In thousands, except per share data)
Net income (loss)
$
(4,447
)
 
$
(4,833
)
Average shares outstanding
14,441

 
14,296

Net effect of dilutive stock options based on the treasury stock method using average market price
—

 
—

Totals
14,441

 
14,296

Net income (loss) per share - basic
$
(0.31
)
 
$
(0.34
)
Net income (loss) per share - diluted
$
(0.31
)
 
$
(0.34
)