| Long Term Debt - Schedule of Long-term Debt (Details) - Nonrelated Party - USD ($) $ in Thousands | Dec. 31, 2024 | Sep. 30, 2024 | 
|---|---|---|
| Debt Instrument [Line Items] | ||
| Total long-term debt | $ 94,344 | $ 99,237 | 
| Less: unamortized debt issuance costs | (410) | (427) | 
| Net amount | 93,934 | 98,810 | 
| Less: current portion | (39,595) | (43,816) | 
| Total long-term debt | 54,339 | 54,994 | 
| Revolver loans | ||
| Debt Instrument [Line Items] | ||
| Total long-term debt | 57,078 | 60,199 | 
| Equipment loans | ||
| Debt Instrument [Line Items] | ||
| Total long-term debt | 12,308 | 13,346 | 
| Term loans | ||
| Debt Instrument [Line Items] | ||
| Total long-term debt | 9,940 | 10,465 | 
| Other notes payable | ||
| Debt Instrument [Line Items] | ||
| Total long-term debt | $ 15,018 | $ 15,227 | 
| X | ||||||||||
| 
- Definition Amount, before unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but is not limited to, notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef 
 | 
| X | ||||||||||
| 
- 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. Reference 1: http://www.xbrl.org/2003/role/exampleRef 
 | 
| X | ||||||||||
| 
- Definition Amount, after accumulated amortization, of debt issuance costs. Includes, but is not limited to, legal, accounting, underwriting, printing, and registration costs. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef 
 | 
| X | ||||||||||
| 
- Definition Amount, after deduction of unamortized premium (discount) and debt issuance cost, of long-term debt. Excludes lease obligation. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef 
 | 
| X | ||||||||||
| 
- Definition Amount, after deduction of unamortized premium (discount) and debt issuance cost, of long-term debt classified as current. Excludes lease obligation. Reference 1: http://www.xbrl.org/2003/role/disclosureRef 
 | 
| X | ||||||||||
| 
- Definition Amount, after deduction of unamortized premium (discount) and debt issuance cost, of long-term debt classified as noncurrent. Excludes lease obligation. Reference 1: http://www.xbrl.org/2003/role/disclosureRef 
 | 
| X | ||||||||||
| 
- Details 
 | 
| X | ||||||||||
| 
- Details 
 | 
| X | ||||||||||
| 
- Details 
 | 
| X | ||||||||||
| 
- Details 
 | 
| X | ||||||||||
| 
- Details 
 |