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Earnings Per Share (Tables)
3 Months Ended
May 31, 2014
Earnings Per Share Tables  
Computation of basic and diluted earnings per share
   Three Months Ended 
May 31,
 
   2014   2013 
         
Denominator for basic earnings per share   14,709,773    14,503,010 
           
Dilutive effect of stock options   127,170    56,431 
           
Denominator for diluted earnings per share   14,836,943    14,559,441