Quarterly report pursuant to Section 13 or 15(d)

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

v3.19.3
Stockholders' Equity (Options Outstanding, Range of Exercise Prices and Other Details) (Details) - $ / shares
 3 Months Ended
Sep. 30, 2019
Jun. 30, 2019
Share-based Payment Arrangement, Option, Exercise Price Range [Line Items]    
Stock options outstanding, Number of Shares Outstanding (shares) 995,265 956,998
Stock options outstanding, Weighted Average Remaining Contractual Life 6 years 4 months 20 days  
Stock options outstanding, Weighted Average Exercise Price (in dollars per share) $ 16.95 $ 17.08
Stock options exercisable, Number of Shares Exercisable (shares) 749,861  
Stock options exercisable, Weighted Average Remaining Contractual Life 5 years 8 months 22 days  
Stock options exercisable, Weighted Average Exercise Price (in dollars per share) $ 17.10  
Price Range $0 - $10.00    
Share-based Payment Arrangement, Option, 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 3 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 3 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 Payment Arrangement, Option, 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) 275,671  
Stock options outstanding, Weighted Average Remaining Contractual Life 6 years 10 months 6 days  
Stock options outstanding, Weighted Average Exercise Price (in dollars per share) $ 12.80  
Stock options exercisable, Number of Shares Exercisable (shares) 143,835  
Stock options exercisable, Weighted Average Remaining Contractual Life 4 years 9 months 30 days  
Stock options exercisable, Weighted Average Exercise Price (in dollars per share) $ 12.40  
Price Range $15.01 - $25.00    
Share-based Payment Arrangement, Option, 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) 485,355  
Stock options outstanding, Weighted Average Remaining Contractual Life 7 years 12 days  
Stock options outstanding, Weighted Average Exercise Price (in dollars per share) $ 19.91  
Stock options exercisable, Number of Shares Exercisable (shares) 396,787  
Stock options exercisable, Weighted Average Remaining Contractual Life 6 years 9 months 23 days  
Stock options exercisable, Weighted Average Exercise Price (in dollars per share) $ 20.17  
Price Range $25.01 - 60.00    
Share-based Payment Arrangement, Option, 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 6 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) 75,000  
Stock options exercisable, Weighted Average Remaining Contractual Life 6 years 4 months 22 days  
Stock options exercisable, Weighted Average Exercise Price (in dollars per share) $ 25.50