Stock-Based Compensation - Additional information (Details) - USD ($) |
3 Months Ended | |
|---|---|---|
Dec. 31, 2022 |
Dec. 31, 2021 |
|
| Stock-Based Compensation | ||
| Stock-based compensation | $ (509,072) | $ 793,204 |
| Unrecognized compensation costs | $ 1,400,000 | |
| Weighted-average amortization period | 1 year 1 month 6 days | |
| Intrinsic value of stock options exercised | $ 0 | $ 100,000 |
| Weighted average grant date fair value of options granted | $ 0.19 | $ 2.33 |
| Unvested stock options | ||
| Stock-Based Compensation | ||
| Stock-based compensation | $ 800,000 | $ 800,000 |
| 2016 Plan | ||
| Stock-Based Compensation | ||
| Number of common stock authorized | 291,667 | |
| Common shares were available for future grants | 228,041 | |
| 2019 Plan | ||
| Stock-Based Compensation | ||
| Number of common stock authorized | 6,018,136 | |
| Common shares were available for future grants | 935,495 | |
| X | ||||||||||
- Definition Aggregate number of common shares reserved for future issuance. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
|
| X | ||||||||||
- 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. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- Definition Amount of cost to be recognized for option under share-based payment arrangement. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
|
| X | ||||||||||
- Definition Amount of noncash expense for share-based payment arrangement. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
|
| X | ||||||||||
- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. No definition available.
|
| X | ||||||||||
- Definition Number of shares authorized for issuance under share-based payment arrangement. Reference 1: http://www.xbrl.org/2003/role/exampleRef
|
| X | ||||||||||
- Definition Amount of accumulated difference between fair value of underlying shares on dates of exercise and exercise price on options exercised (or share units converted) into shares. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- Definition The weighted average grant-date fair value of options granted during the reporting period as calculated by applying the disclosed option pricing methodology. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- Details
|
| X | ||||||||||
- Details
|
| X | ||||||||||
- Details
|