Stockholders' Equity and Stock-Based Compensation - Summary of Reserved Shares of Common Stock for Issuance (Details) - shares	Jun. 30, 2020	Jun. 30, 2019
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Common stock reserved for issuance	3,297,036	2,096,346
Options Issued and Outstanding
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Common stock reserved for issuance	1,832,415	1,454,461
Options Available for Future Grants
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Common stock reserved for issuance	1,375,223	537,345
Employee Stock Purchase Plan Shares Available for Future Issuance
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Common stock reserved for issuance	89,398	104,540