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COMMON STOCK
 12 Months Ended
Jan. 31, 2017
Stockholders' Equity Note [Abstract]  
Stockholders' Equity Note Disclosure [Text Block]
8. COMMON STOCK

During fiscal years 2016, 2015 and 2014, the Company purchased 87,904 shares, 1,254,344 shares and 283,979 shares, respectively, of its common stock for approximately $4,353,000, $70,208,000 and $18,238,000, respectively. Included in these amounts are shares the Company received totaling 1,555 for the year ended January 31, 2015 as tenders of the exercise price of stock options exercised by certain officers and directors of the Company. The cost of these shares, determined as the fair market value on the date they were tendered, was approximately $100,000 for the year ended January 31, 2015. At January 31, 2017, the Company had prior authorization by its Board of Directors to purchase, in open market transactions, an additional 155,334 shares of its common stock. Information regarding the Company’s common stock is as follows (amounts in thousands):


   January 31, 
     
   2017   2016 
Authorized shares   45,000    45,000 
Issued shares   29,853    29,853 
Outstanding shares   6,561    6,648