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Stock-Based Compensation Plans (Details 1) - USD ($)
6 Months Ended
Dec. 31, 2018
Dec. 31, 2017
Outstanding Shares [Roll Forward]    
Outstanding at beginning 1,330,193  
Granted 182,000 305,500
Excercised (183,285)  
Forfeited (73,752)  
Expired (15,000)  
Outstanding at ending 1,240,156  
Vested and exercisable at ending 676,780  
Weighted Average Exercise Price [Roll Forward]    
Outstanding at beginning $ 8.47  
Granted 15.40  
Excercised 7.81  
Forfeited 9.01  
Expired 2.66  
Outstanding at ending 9.69  
Vested and exercisable at ending $ 8.24  
Aggregate Intrinsic Value [Roll Forward]    
Outstanding at beginning $ 5,369,557  
Outstanding at ending 7,835,881  
Vested and exercisable at ending $ 5,258,285