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Stockholders' Equity - Stock-based Compensation (Details) - USD ($)
$ / shares in Units, $ in Thousands
1 Months Ended 3 Months Ended 6 Months Ended
Dec. 31, 2020
Dec. 31, 2020
Dec. 31, 2019
Dec. 31, 2020
Dec. 31, 2019
Stock-based Compensation          
Stock-based compensation expense   $ 5,713 $ 5,844 $ 11,821 $ 12,260
RSU          
Stock-based Compensation          
Unrecognized compensation cost $ 24,600 $ 24,600   $ 24,600  
Weighted-average period       1 year 10 months 24 days  
Shares          
Nonvested at the beginning of the period (in shares)       423,590  
Granted (in shares)       337,778  
Vested (in shares)       (304,420)  
Forfeited (in shares)       (7,150)  
Nonvested at the end of the period (in shares) 449,798 449,798   449,798  
Weighted-Average Fair Value          
Nonvested at the beginning of the period (in dollars per share)       $ 88.68  
Granted (in dollars per share)       80.32  
Vested (in dollars per share)       85.95  
Forfeited (in dollars per share)       85.08  
Nonvested at the end of the period (in dollars per share) $ 84.31 $ 84.31   $ 84.31  
Stock options          
Stock-based Compensation          
Unrecognized compensation cost $ 600 $ 600   $ 600  
Weighted-average period       2 years 3 months 18 days  
Number of Options          
Outstanding at the beginning of the period (in shares)       326,304  
Granted (in shares)       22,171  
Exercised (in shares)       (77,532)  
Expired or forfeited (in shares)       (2,710)  
Outstanding at the end of the period (in shares) 268,233 268,233   268,233  
Exercisable at the end of the period (in shares) 227,849 227,849   227,849  
Weighted Average Exercise Price          
Outstanding at the beginning of the period (in dollars per share)       $ 44.41  
Granted (in dollars per share)       82.17  
Exercised (in dollars per share)       30.70  
Expired or forfeited (in dollars per share)       78.71  
Outstanding at the end of the period (in dollars per share) $ 51.14 $ 51.14   51.14  
Exercisable at the end of the period (in dollars per share) $ 44.77 $ 44.77   $ 44.77  
Weighted-Average Remaining Contractual Term          
Outstanding at the end of the period       3 years 1 month 6 days  
Exercisable at the end of the period       2 years  
Aggregate Intrinsic Value          
Outstanding at the end of the period $ 11,392 $ 11,392   $ 11,392  
Exercisable at the end of the period $ 11,039 $ 11,039   $ 11,039  
Performance-based restricted stock units          
Shares          
Granted (in shares)       136,242 81,621
Performance-based restricted stock units | Minimum          
Weighted-Average Fair Value          
Payout as a percentage of the original number of shares awarded or units awarded, which are converted into shares of the Company's common stock       0.00%  
Performance-based restricted stock units | Maximum          
Weighted-Average Fair Value          
Payout as a percentage of the original number of shares awarded or units awarded, which are converted into shares of the Company's common stock       280.00%  
2012 Plan          
Stock-based Compensation          
Additional maximum number of shares of common stock which may be issued 1,650,000        
Increase in maximum number of shares authorized under share based compensation plan 7,100,000 7,100,000   7,100,000  
Weighted-Average Fair Value          
Shares available for grant 2,100,000 2,100,000   2,100,000  
2012 Plan | RSU          
Weighted-Average Fair Value          
Number of shares available for grant reduced for each award granted       1.87  
Number of shares available for grant increased for each award forfeited and returned       1.87  
2006 Plan          
Number of Options          
Granted (in shares)       0  
Cost of goods sold          
Stock-based Compensation          
Stock-based compensation expense   $ 194 156 $ 373 $ 328
Selling, general and administrative          
Stock-based Compensation          
Stock-based compensation expense   5,384 5,548 11,168 11,633
Research and development          
Stock-based Compensation          
Stock-based compensation expense   $ 135 $ 140 $ 280 $ 299