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Stock-Based Compensation Expense - Additional Information (Detail) - USD ($) | 3 Months Ended | 9 Months Ended
--- | --- | ---
Mar. 31, 2023 | Mar. 31, 2022 | Sep. 30, 2022
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |
Issuance of common stock under the employee stock purchase plan |  | $ 740,000 |
Common Stock |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |
Issuance of common stock under the employee stock purchase plan |  | $ 2,000 |
Issuance of common stock under the employee stock purchase plan (in shares) |  | 233,000 |
ESPP |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |
Common stock available for issuance | 400,000 |  |
Employees Awards |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |
Issuance of common stock under the employee stock purchase plan | $ 25,000 |  |
Issuance of common stock under the employee stock purchase plan (in shares) | 5,000 |  |
Employees Awards | ESPP |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |
Discount on purchase price percentage of fair market value | 85.00% |  |
Options and PNQs |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |
Unrecognized compensation expense related to options | $ 400,000 |  |
Unrecognized compensation expense, weighted average period for recognition | 2 years 5 months 19 days |  |
RSUs |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |
Restricted stock units weighted average grant date fair value | $ 4.16 |  |
Restricted stock units grant date fair value | 179,905 |  |
Unrecognized compensation expense, weighted average period for recognition | 2 years 3 months 18 days |  | 2 years 8 months 15 days
Unrecognized compensation expense related to non-option | $ 13,900,000 |  |
RSUs | Share-Based Payment Arrangement, Tranche One |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |
Vesting period | 3 years |  |
Restricted stock units grant date fair value | 91,900 |  |
RSUs | Share-Based Payment Arrangement, Tranche Two |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |
Vesting period | 2 years |  |
Restricted stock units grant date fair value | 42,000 |  |
RSUs | Share-Based Payment Arrangement, Tranche Three |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |
Vesting period | 4 years |  |
Restricted stock units grant date fair value | 46,005 |  |
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Rights, Percentage | 25.00% |  |
Market RSU's |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |
Unrecognized compensation expense, weighted average period for recognition | 1 year 29 days |  |
Unrecognized compensation expense related to non-option | $ 8,500,000 |  |

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- Definition Weighted-average period over which cost not yet recognized is expected to be recognized for award under share-based payment arrangement, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (i) -URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901 + Details
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