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Sales and Major Customers (Tables)
 12 Months Ended
Jan. 31, 2015
Text Block [Abstract]  
Summary of Company's Revenues from Customers by Geographic Region, Outside the U.S.

A summary of the Company’s revenues from customers by geographic region, outside the U.S., is as follows (in thousands):

 

     Years Ended January 31,  
     2015      2014      2013  

Canada

    $ 7,376       $ 13,113       $ 13,744   

UK/Europe

      17,427         23,456         27,174   

Latin America

      12,706         7,529         15,575   

Asia/South Pacific

      18,407         25,256         14,173   

Eurasia

      5,853         6,810         4,052   

Other

      8,822         4,258         6,599   
  

 

 

     

 

 

     

 

 

  

Total

 $ 70,591    $ 80,422    $ 81,317