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Stockholders' Equity - Stock-based Compensation (Details) - USD ($) $ / shares in Units, $ in Thousands | 3 Months Ended | 9 Months Ended
--- | --- | ---
Mar. 31, 2020 | Mar. 31, 2019 | Mar. 31, 2020 | Mar. 31, 2019
Stock-based Compensation |  |  |  |
Stock-based compensation expense | $ 5,838 | $ 5,888 | $ 18,097 | $ 19,514
RSU |  |  |  |
Stock-based Compensation |  |  |  |
Unrecognized compensation cost | $ 18,900 |  | $ 18,900 |
Weighted-average period |  |  | 1 year 10 months 24 days |
Shares |  |  |  |
Nonvested at the beginning of the period (in shares) |  |  | 521,140 |
Granted (in shares) |  |  | 300,998 |
Vested (in shares) |  |  | (388,756) |
Forfeited (in shares) |  |  | (13,907) |
Nonvested at the end of the period (in shares) | 419,475 |  | 419,475 |
Weighted-Average Fair Value |  |  |  |
Nonvested at the beginning of the period (in dollars per share) |  |  | $ 73.97 |
Granted (in dollars per share) |  |  | 88.26 |
Vested (in dollars per share) |  |  | 68.60 |
Forfeited (in dollars per share) |  |  | 83.24 |
Nonvested at the end of the period (in dollars per share) | $ 88.89 |  | $ 88.89 |
Stock options |  |  |  |
Stock-based Compensation |  |  |  |
Unrecognized compensation cost | $ 500 |  | $ 500 |
Weighted-average period |  |  | 2 years |
Number of Options |  |  |  |
Outstanding at the beginning of the period (in shares) |  |  | 515,884 |
Granted (in shares) |  |  | 13,263 |
Exercised (in shares) |  |  | (201,003) |
Expired or forfeited (in shares) |  |  | (1,092) |
Outstanding at the end of the period (in shares) | 327,052 |  | 327,052 |
Exercisable at the end of the period (in shares) | 295,525 |  | 295,525 |
Weighted Average Exercise Price |  |  |  |
Outstanding at the beginning of the period (in dollars per share) |  |  | $ 33.74 |
Granted (in dollars per share) |  |  | 101.31 |
Exercised (in dollars per share) |  |  | 20.45 |
Expired or forfeited (in dollars per share) |  |  | 85.37 |
Outstanding at the end of the period (in dollars per share) | $ 44.47 |  | 44.47 |
Exercisable at the end of the period (in dollars per share) | $ 39.85 |  | $ 39.85 |
Weighted-Average Remaining Contractual Term |  |  |  |
Outstanding at the end of the period |  |  | 2 years 8 months 12 days |
Exercisable at the end of the period |  |  | 2 years |
Aggregate Intrinsic Value |  |  |  |
Outstanding at the end of the period | $ 8,867 |  | $ 8,867 |
Exercisable at the end of the period | $ 8,867 |  | $ 8,867 |
Performance-based restricted stock units |  |  |  |
Shares |  |  |  |
Granted (in shares) |  |  | 81,621 | 97,514
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 |  |  |  |
Weighted-Average Fair Value |  |  |  |
Shares available for grant | 1,000,000.0 |  | 1,000,000.0 |
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 | $ 189 | 182 | $ 517 | $ 539
Selling, general and administrative |  |  |  |
Stock-based Compensation |  |  |  |
Stock-based compensation expense | 5,520 | 5,543 | 17,153 | 18,487
Research and development |  |  |  |
Stock-based Compensation |  |  |  |
Stock-based compensation expense | $ 129 | $ 163 | $ 427 | $ 488

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