Stock-Based Compensation - Schedule of Stock Option Activity (Details) - USD ($) $ / shares in Units, $ in Thousands |
6 Months Ended | 12 Months Ended | ||
|---|---|---|---|---|
Mar. 31, 2024 |
Mar. 31, 2023 |
Sep. 30, 2023 |
Sep. 30, 2022 |
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| Number of Shares | ||||
| Outstanding, beginning balance (in shares) | 53,750 | 87,500 | 87,500 | |
| Outstanding, ending balance (in shares) | 53,750 | 87,500 | 53,750 | 87,500 |
| Exercisable (in shares) | 53,750 | 87,500 | ||
| Weighted Average Exercise Price | ||||
| Outstanding, beginning balance (in usd per share) | $ 21.51 | $ 18.81 | $ 18.81 | |
| Outstanding, ending balance (in usd per share) | 21.51 | 18.81 | $ 21.51 | $ 18.81 |
| Exercisable (in usd per share) | $ 21.51 | $ 18.81 | ||
| Weighted Average Remaining Contractual Life | ||||
| Outstanding, weighted average remaining contractual life | 1 year 14 days | 10 months 6 days | 1 year 6 months 14 days | 9 months 10 days |
| Exercisable, weighted average remaining contractual life | 1 year 14 days | 10 months 6 days | ||
| Outstanding, intrinsic value | $ 499 | $ 1,160 | $ 540 | $ 771 |
| Exercisable, intrinsic value | $ 499 | $ 1,160 | ||
| X | ||||||||||
- References No definition available.
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| X | ||||||||||
- Definition The number of shares into which fully or partially vested stock options outstanding as of the balance sheet date can be currently converted under the option plan. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition The weighted-average price as of the balance sheet date at which grantees can acquire the shares reserved for issuance on vested portions of options outstanding and currently exercisable under the stock option plan. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount by which the current fair value of the underlying stock exceeds the exercise price of options outstanding. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Number of options outstanding, including both vested and non-vested options. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period. No definition available.
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| X | ||||||||||
- Definition Weighted average price at which grantees can acquire the shares reserved for issuance under the stock option plan. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- References No definition available.
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| X | ||||||||||
- Definition Amount of difference between fair value of the underlying shares reserved for issuance and exercise price of vested portions of options outstanding and currently exercisable. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Weighted average remaining contractual term for option awards outstanding, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- Definition Weighted average remaining contractual term of exercisable stock options, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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