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Stockholders' Equity - Stock-based Compensation (Details)
$ / shares in Units, $ in Thousands
 3 Months Ended 6 Months Ended
Dec. 11, 2017
shares
Dec. 31, 2017
USD ($)
$ / shares
shares
Dec. 31, 2016
USD ($)
Dec. 31, 2017
USD ($)
ShareBasedCompensationPlan
$ / shares
shares
Dec. 31, 2016
USD ($)
shares
Stock-based Compensation          
Stock-based compensation expense before taxes | $   $ 6,253 $ 8,229 $ 11,740 $ 14,059
Less: related income tax benefit | $   (1,935) (3,206) (3,627) (5,450)
Stock-based compensation expense, net of estimated taxes | $   4,318 5,023 8,113 $ 8,609
RSU          
Stock-based Compensation          
Unrecognized compensation cost | $   $ 25,900   $ 25,900  
Weighted-average period       1 year 10 months 24 days  
Shares          
Nonvested at the beginning of the period (in shares)       611,687  
Granted (in shares)       348,187  
Vested (in shares)       (400,338)  
Forfeited (in shares)       (10,596)  
Nonvested at the end of the period (in shares)   548,940   548,940  
Weighted-Average Fair Value          
Nonvested at the beginning of the period (in dollars per share) | $ / shares       $ 65.85  
Granted (in dollars per share) | $ / shares       74.14  
Vested (in dollars per share) | $ / shares       65.26  
Forfeited (in dollars per share) | $ / shares       68.20  
Nonvested at the end of the period (in dollars per share) | $ / shares   $ 71.50   $ 71.50  
Stock Options          
Stock-based Compensation          
Unrecognized compensation cost | $   $ 800   $ 800  
Weighted-average period       2 years 2 months 12 days  
Number of Options          
Outstanding at the beginning of the period (in shares)       780,671  
Granted (in shares)       25,379  
Exercised (in shares)       (81,755)  
Expired or forfeited (in shares)       (1,904)  
Outstanding at the end of the period (in shares)   722,391   722,391  
Exercisable at the end of the period (in shares)   674,129   674,129  
Weighted-Average Exercise Price          
Outstanding at the beginning of the period (in dollars per share) | $ / shares       $ 30.00  
Granted (in dollars per share) | $ / shares       85.83  
Exercised (in dollars per share) | $ / shares       22.84  
Expired or forfeited (in dollars per share) | $ / shares       63.33  
Outstanding at the end of the period (in dollars per share) | $ / shares   $ 32.68   32.68  
Exercisable at the end of the period (in dollars per share) | $ / shares   $ 29.30   $ 29.30  
Weighted-Average Remaining Contractual Term          
Outstanding at the end of the period       3 years 3 months 18 days  
Exercisable at the end of the period       2 years 10 months 24 days  
Aggregate Intrinsic Value          
Outstanding at the end of the period | $   $ 23,985   $ 23,985  
Exercisable at the end of the period | $   $ 23,983   $ 23,983  
Performance-based restricted stock units          
Shares          
Granted (in shares)       117,346 155,488
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       250.00%  
2012 Plan          
Stock-based Compensation          
Maximum number of shares of Common Stock which may be issued increased 1,600,000        
Weighted-Average Fair Value          
Shares available for grant   2,300,000   2,300,000  
2012 Plan | Restricted stock and 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  
2005 AS&E Plan and the 2014 AS&E Plan          
Stock-based Compensation          
Number of share-based employee compensation plans assumed | ShareBasedCompensationPlan       2  
2005 AS&E Plan and the 2014 AS&E Plan | RSU          
Shares          
Granted (in shares)       0  
2006 Plan          
Number of Options          
Granted (in shares)       0  
Cost of goods sold          
Stock-based Compensation          
Stock-based compensation expense before taxes | $   $ 247 404 $ 487 $ 699
Selling, general and administrative          
Stock-based Compensation          
Stock-based compensation expense before taxes | $   5,849 5,222 10,960 10,282
Research and development          
Stock-based Compensation          
Stock-based compensation expense before taxes | $   $ 157 121 $ 293 176
Restructuring          
Stock-based Compensation          
Stock-based compensation expense before taxes | $     $ 2,482   $ 2,902