Leases - Additional Information (Detail) - USD ($) $ in Thousands |
12 Months Ended | |
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Sep. 30, 2022 |
Sep. 30, 2021 |
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| Right of use assets payments | $ 360 | $ 430 |
| Operating lease right-of-use assets | 651 | 1,010 |
| Novato California [Member] | ||
| Operating lease right-of-use assets | $ 1,100 | |
| Additional operating lease term | 3 years | |
| Operating lease expiry date | Jul. 31, 2024 | |
| General and Administrative Expense [Member] | ||
| Operating lease rent payments | $ 490 | $ 510 |
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- Definition Lessee operating lease expire date. No definition available.
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- Definition Term of lessee's operating lease renewal, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Amount of single lease cost, calculated by allocation of remaining cost of lease over remaining lease term. Includes, but is not limited to, single lease cost, after impairment of right-of-use asset, calculated by amortization of remaining right-of-use asset and accretion of lease liability. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- Definition Amount of cash outflow from operating lease, excluding payments to bring another asset to condition and location necessary for its intended use. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount of lessee's right to use underlying asset under operating lease. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Details
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