Income Taxes - Schedule of Changes in Deferred Tax Valuation Allowance (Details) - USD ($) $ in Thousands |
12 Months Ended | |
|---|---|---|
Sep. 30, 2022 |
Sep. 30, 2021 |
|
| Deferred Tax Valuation Allowance [Roll Forward] | ||
| Balance at the beginning of the year | $ 23,292 | $ 21,733 |
| (Reductions) additions to valuation allowance | 3,292 | (1,559) |
| Balance at the end of the year | $ 20,000 | $ 23,292 |
| X | ||||||||||
- Definition Deferred tax valuation allowance. No definition available.
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| X | ||||||||||
- Definition Amount of deferred tax assets for which it is more likely than not that a tax benefit will not be realized. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition Amount of increase (decrease) in the valuation allowance for a specified deferred tax asset. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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