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Earnings Per Share (Tables)
9 Months Ended
Nov. 30, 2014
Earnings Per Share [Abstract]  
Summary of basic and diluted earnings per common share

  For the three months
ended
November 30,
  For the nine months 
ended 
November 30,
 
  2014  2013  2014  2013 
Weighted average common shares outstanding  2,185,832   2,177,832   2,183,224   2,177,832 
Dilutive effect of employee stock options  224,779   227,879   224,386   226,099 
Weighted average common shares outstanding, assuming dilution  2,410,611   2,405,711   2,407,610   2,403,931