Quarterly report pursuant to Section 13 or 15(d)

Stockholders' Equity (Options Outstanding, Range of Exercise Prices and Other Details) (Details)

v3.10.0.1
Stockholders' Equity (Options Outstanding, Range of Exercise Prices and Other Details) (Details) - $ / shares
 3 Months Ended
Sep. 30, 2018
Jun. 30, 2018
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]    
Stock options outstanding, Number of Shares Outstanding (shares) 937,165 842,515
Stock options outstanding, Weighted Average Remaining Contractual Life 7 years 1 month 29 days  
Stock options outstanding, Weighted Average Exercise Price (in dollars per share) $ 17.18 $ 17.59
Stock options exercisable, Number of Shares Exercisable (shares) 554,281  
Stock options exercisable, Weighted Average Remaining Contractual Life 6 years 2 months 7 days  
Stock options exercisable, Weighted Average Exercise Price (in dollars per share) $ 16.37  
Price Range $0 - $10.00    
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]    
Exercise Price Ranges, lower range limit (in dollars per share) 0  
Exercise Price Ranges, upper range limit (in dollars per share) $ 10  
Stock options outstanding, Number of Shares Outstanding (shares) 134,239  
Stock options outstanding, Weighted Average Remaining Contractual Life 4 years 1 month 7 days  
Stock options outstanding, Weighted Average Exercise Price (in dollars per share) $ 8.39  
Stock options exercisable, Number of Shares Exercisable (shares) 134,239  
Stock options exercisable, Weighted Average Remaining Contractual Life 4 years 1 month 7 days  
Stock options exercisable, Weighted Average Exercise Price (in dollars per share) $ 8.39  
Price Range $10.01 - $15.00    
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]    
Exercise Price Ranges, lower range limit (in dollars per share) 10.01  
Exercise Price Ranges, upper range limit (in dollars per share) $ 15  
Stock options outstanding, Number of Shares Outstanding (shares) 233,938  
Stock options outstanding, Weighted Average Remaining Contractual Life 7 years 4 months 8 days  
Stock options outstanding, Weighted Average Exercise Price (in dollars per share) $ 12.78  
Stock options exercisable, Number of Shares Exercisable (shares) 98,888  
Stock options exercisable, Weighted Average Remaining Contractual Life 4 years 11 days  
Stock options exercisable, Weighted Average Exercise Price (in dollars per share) $ 11.94  
Price Range $15.01 - $25.00    
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]    
Exercise Price Ranges, lower range limit (in dollars per share) 15.01  
Exercise Price Ranges, upper range limit (in dollars per share) $ 25  
Stock options outstanding, Number of Shares Outstanding (shares) 468,988  
Stock options outstanding, Weighted Average Remaining Contractual Life 7 years 10 months 22 days  
Stock options outstanding, Weighted Average Exercise Price (in dollars per share) $ 20.12  
Stock options exercisable, Number of Shares Exercisable (shares) 271,154  
Stock options exercisable, Weighted Average Remaining Contractual Life 7 years 9 months 11 days  
Stock options exercisable, Weighted Average Exercise Price (in dollars per share) $ 20.26  
Price Range $25.01 - 60.00    
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]    
Exercise Price Ranges, lower range limit (in dollars per share) 25.01  
Exercise Price Ranges, upper range limit (in dollars per share) $ 60  
Stock options outstanding, Number of Shares Outstanding (shares) 100,000  
Stock options outstanding, Weighted Average Remaining Contractual Life 7 years 4 months 22 days  
Stock options outstanding, Weighted Average Exercise Price (in dollars per share) $ 25.50  
Stock options exercisable, Number of Shares Exercisable (shares) 50,000  
Stock options exercisable, Weighted Average Remaining Contractual Life 7 years 4 months 22 days  
Stock options exercisable, Weighted Average Exercise Price (in dollars per share) $ 25.50