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COMMON STOCK
 12 Months Ended
Jan. 31, 2016
Stockholders' Equity Note [Abstract]  
Stockholders' Equity Note Disclosure [Text Block]
8. COMMON STOCK

During fiscal years 2015, 2014 and 2013, the Company purchased 1,254,344 shares, 283,979 shares and 137,015 shares, respectively, of its common stock for approximately $70,208,000, $18,238,000 and $3,486,000, 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, 2016, the Company had prior authorization by its Board of Directors to purchase, in open market transactions, an additional 243,238 shares of its common stock. Information regarding the Company’s common stock is as follows (amounts in thousands):


    January 31,
2016		     January 31,
2015		  
             
Authorized shares     45,000       45,000  
Issued shares     29,853       29,853  
Outstanding shares     6,648       7,900