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Stock-Based Compensation (Tables) | 3 Months Ended
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Sep. 30, 2018
Disclosure Of Compensation Related Costs Sharebased Payments [Abstract] |
Summary of Number of Securities Remaining Available for Future Issuance | The following table provides information as of September 30, 2018 with respect to the number of securities remaining available for future issuance under the 2013 Plan:
Authorized under the 2013 Plan |  |  | 1,000 |
Plus: Awards expired, forfeited or otherwise terminated unexercised |  |  | 372 |
Less: Awards granted to employees |  |  | (720 | )
Less: Awards granted to non-employee directors |  |  | (136 | )
Available for issuance under the 2013 Plan |  |  | 516 |

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