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Discontinued Operations (Details) - Schedule of Disposal Groups Including Discontinued Operations - USD ($)
$ in Thousands
 3 Months Ended 9 Months Ended
Oct. 31, 2015
Oct. 31, 2014
Oct. 31, 2015
Oct. 31, 2014
Schedule of Disposal Groups Including Discontinued Operations [Abstract]        
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