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Earning Per Share (Details Textual)
3 Months Ended 6 Months Ended
Aug. 31, 2014
Aug. 31, 2013
Aug. 31, 2014
Aug. 31, 2013
Earning Per Share (Textual)        
Antidilutive securities excluded from computation of earnings per share, amount 0 12,300 0 12,300