Commitments and Contingencies - Summary of Warranty Reserve Activity (Details) - USD ($) $ in Thousands |
12 Months Ended | |
|---|---|---|
Sep. 30, 2021 |
Sep. 30, 2020 |
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| Commitments And Contingencies Disclosure [Abstract] | ||
| Beginning balance | $ 206 | $ 292 |
| Warranties issued/accrued | 0 | 0 |
| Warranty settlements | (101) | (86) |
| Ending balance | $ 105 | $ 206 |
| X | ||||||||||
- References No definition available.
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| X | ||||||||||
- Definition Amount as of the balance sheet date of the aggregate extended product warranty liability. Does not include the ending balance for the standard product warranty liability. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- Definition Amount of decrease in the extended product warranty accrual from payments made in cash or in kind to satisfy claims under the terms of the extended product warranty. Excludes standard product warranties. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- Definition Amount of increase in the extended product warranty accrual from warranties issued. Excludes standard product warranties. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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