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Discontinued Operations (Tables)
 9 Months Ended
Oct. 31, 2015
Discontinued Operations and Disposal Groups [Abstract]  
Disposal Groups, Including Discontinued Operations [Table Text Block] Below is a table reflecting certain items of the Consolidated Condensed Statement of Operations that were reclassified as discontinued operations for the periods presented (amounts in thousands):

    Three Months Ended
October 31,		     Nine Months Ended
October 31,		  
    2015     2014     2015     2014  
Net sales and revenue   $ —     $ 30     $ —     $ 42  
Cost of sales     —       26       —       45  
Income (loss) before income taxes     —       4       —       (3 )
(Provision) benefit for income taxes     —       (2 )     —       1  
Income (loss) from discontinued operations, net of tax   $ —     $ 2     $ —     $ (2 )
Gain on disposal   $ —     $ 210     $ —     $ 217  
Provision for income taxes     —       (72 )     —       (81 )
Gain on disposal of discontinued operations, net of tax   $ —     $ 138     $ —     $ 136