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Stock-Based Compensation (Details 2) - Restricted stock
3 Months Ended
Sep. 30, 2018
$ / shares
shares
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]  
Nonvested, Shares Beginning Balance | shares 69,125
Granted, Shares | shares 34,050
Vested, Shares | shares (37,343)
Forfeited, Shares | shares (725)
Nonvested, Shares Ending Balance | shares 65,107
Nonvested, Weighted Average Grant Date Fair Value Beginning Balance | $ / shares $ 49.02
Granted, Weighted Average Grant Date Fair Value | $ / shares 37.25
Vested, Weighted Average Grant Date Fair Value | $ / shares 54.93
Forfeited, Weighted Average Grant Date Fair Value | $ / shares 54.28
Nonvested, Weighted Average Grant Date Fair Value Ending Balance | $ / shares $ 39.42