| Long Term Debt - Bank of America Revolver Loan - Additional Information (Details) - Marquis - USD ($) $ in Millions | 6 Months Ended | |
|---|---|---|
| Mar. 31, 2023 | Sep. 30, 2022 | |
| Debt Instrument [Line Items] | ||
| Credit balance outstanding | $ 4.3 | $ 4.8 | 
| Bank of America Revolver Loan | ||
| Debt Instrument [Line Items] | ||
| Credit line maximum | $ 25.0 | |
| Line of credit agreement date | Jan. 31, 2020 | |
| Debt periodic frequency | monthly | |
| Credit balance outstanding | $ 10.7 | $ 10.1 | 
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- Definition Line of credit agreement date. No definition available. 
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- Definition Description of the frequency of periodic payments (monthly, quarterly, annual). Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef 
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. No definition available. 
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- Definition The total amount of the contingent obligation under letters of credit outstanding as of the reporting date. No definition available. 
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- Definition Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef 
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