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Stockholders' Equity (Tables) | 3 Months Ended
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Sep. 30, 2018
Stockholders' Equity |
Schedule of stock based compensation expense in the consolidated statement of operations | We recorded stock-based compensation expense in the consolidated statement of operations as follows (in thousands):
|  | Three Months Ended September 30,
|  | 2017 |  | 2018
Cost of goods sold |  | $ | 241 |  | $ | 207
Selling, general and administrative |  |  | 5,111 |  |  | 5,111
Research and development |  |  | 135 |  |  | 145
Stock-based compensation expense, before taxes |  |  | 5,487 |  |  | 5,463
Less: related income tax benefit |  |  | (1,693) |  |  | (1,341)
Stock-based compensation expense, net of estimated taxes |  | $ | 3,794 |  | $ | 4,122
Summary of stock option activity |
|  |  |  | Weighted Average |  | Weighted-Average |  | Aggregate
|  | Number of |  | Exercise |  | Remaining Contractual |  | Intrinsic Value
|  | Options |  | Price |  | Term |  | (in thousands)
Outstanding at June 30, 2018 |  | 677,525 |  | $ | 32.80 |  |  |  |  |  |  |
Granted |  | — |  | $ | — |  |  |  |  |  |  |
Exercised |  | (9,034) |  | $ | 41.32 |  |  |  |  |  |  |
Expired or forfeited |  | (4,741) |  | $ | 68.64 |  |  |  |  |  |  |
Outstanding at September 30, 2018 |  | 663,750 |  | $ | 32.43 |  |  |  | 2.6 years |  | $ | 29,344
Exercisable at September 30, 2018 |  | 632,251 |  | $ | 29.95 |  |  |  | 2.3 years |  | $ | 29,317
Summary of RSU award activity |
|  |  |  | Weighted-
|  |  |  | Average
|  | Shares |  | Fair Value
Nonvested at June 30, 2018 |  | 526,377 |  | $ | 71.56
Granted |  | 323,141 |  | $ | 73.80
Vested |  | (340,082) |  | $ | 70.68
Forfeited |  | (8,957) |  | $ | 72.95
Nonvested at September 30, 2018 |  | 500,479 |  | $ | 73.58

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