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GOODWILL AND INTANGIBLE ASSETS (Details) (USD $)
In Thousands, unless otherwise specified
3 Months Ended
Apr. 30, 2013
Apr. 30, 2012
Jan. 31, 2013
Gross Carrying Amount [Abstract]      
Gross Carrying Amount $ 27,020    
Impact of foreign currency translation, gross (40)    
Gross Carrying Amount 26,980    
Accumulated Impairment [Abstract]      
Accumulated Impairment (15,608)    
Accumulated Impairment (15,608)    
Goodwill, Net [Abstract]      
Goodwill, Net 11,412    
Impact of foreign currency translation (40)    
Goodwill, Net 11,372    
Amortizable intangible assets, gross 3,528   3,581
Less: accumulated amortization (449)   (279)
Net amortizable intangible assets 3,079   3,302
Amortization of intangible assets 176 0  
Estimated Amortization Expense [Abstract]      
2014 529    
2015 706    
2016 706    
2017 706    
2018 432    
Net amortizable intangible assets 3,079    
Customer Relationships [Member]
     
Goodwill, Net [Abstract]      
Amortizable intangible assets, gross 2,996 [1]   3,049 [1]
Trade Names [Member]
     
Goodwill, Net [Abstract]      
Amortizable intangible assets, gross $ 532   $ 532
[1] Customer relationships include the impact of foreign currency translation