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Earnings Per Share (Details Textual) - shares
3 Months Ended 9 Months Ended
Dec. 31, 2016
Dec. 31, 2015
Dec. 31, 2016
Dec. 31, 2015
Earnings Per Share [Abstract]        
Options excluded from the computation of diluted net income per share 3,054 1,839 3,015 1,789