| Intangibles - Additional Information (Details) - USD ($) | 12 Months Ended | |
|---|---|---|
| Sep. 30, 2023 | Sep. 30, 2022 | |
| Goodwill and Intangible Assets Disclosure [Abstract] | ||
| Intangible amortization expense | $ 3,400,000 | $ 960,000 | 
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- Definition The aggregate expense charged against earnings to allocate the cost of intangible assets (nonphysical assets not used in production) in a systematic and rational manner to the periods expected to benefit from such assets. As a noncash expense, this element is added back to net income when calculating cash provided by or used in operations using the indirect method. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef 
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- References No definition available. 
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