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Earnings Per Share (Detail Textuals) - shares
3 Months Ended 9 Months Ended
Dec. 31, 2015
Dec. 31, 2014
Dec. 31, 2015
Dec. 31, 2014
Stock options        
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]        
Potential common stock shares not included in diluted earnings per share calculation 165,000 130,870 160,091 83,036