Commitment and Contingencies - Minimum Royalties (Details) - USD ($) $ in Thousands |
12 Months Ended | ||
|---|---|---|---|
Sep. 30, 2021 |
Sep. 30, 2020 |
Sep. 30, 2019 |
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| Commitments and Contingencies Disclosure [Abstract] | |||
| 2022 | $ 289 | ||
| 2023 | 196 | ||
| 2024 | 189 | ||
| 2025 | 137 | ||
| 2026 | 124 | ||
| Thereafter | 1,460 | ||
| Total | 2,395 | ||
| Royalty expense | $ 1,200 | $ 1,300 | $ 1,700 |
| X | ||||||||||
- Definition Royalty, Future Minimum Payments Due No definition available.
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- Definition Royalty, Future Minimum Payments Due In Year Five No definition available.
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- Definition Royalty, Future Minimum Payments Due In Year Four No definition available.
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- Definition Royalty, Future Minimum Payments Due In Year One No definition available.
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- Definition Royalty, Future Minimum Payments Due In Year Three No definition available.
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- Definition Royalty, Future Minimum Payments Due In Year Two No definition available.
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- Definition Royalty, Future Minimum Payments Due Thereafter No definition available.
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- References No definition available.
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- Definition Amount of expense related to royalty payments under a contractual arrangement such as payment for mineral and drilling rights and use of technology or intellectual property. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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