| Leases - Schedule of Right of Use Assets and Lease Liabilities (Details) - USD ($) $ in Thousands | Jun. 30, 2024 | Sep. 30, 2023 | 
|---|---|---|
| Leases [Abstract] | ||
| Right of use asset - operating leases | $ 59,687 | $ 54,544 | 
| Current - operating | 12,938 | 11,369 | 
| Current - finance | 347 | 359 | 
| Long term - operating | 52,009 | 48,156 | 
| Long term - finance | $ 40,950 | $ 32,942 | 
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- Definition Present value of lessee's discounted obligation for lease payments from finance lease, classified as current. Reference 1: http://www.xbrl.org/2003/role/disclosureRef 
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- Definition Present value of lessee's discounted obligation for lease payments from finance lease, classified as noncurrent. Reference 1: http://www.xbrl.org/2003/role/disclosureRef 
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- References No definition available. 
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- Definition Present value of lessee's discounted obligation for lease payments from operating lease, classified as current. Reference 1: http://www.xbrl.org/2003/role/disclosureRef 
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- Definition Present value of lessee's discounted obligation for lease payments from operating lease, classified as noncurrent. Reference 1: http://www.xbrl.org/2003/role/disclosureRef 
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- Definition Amount of lessee's right to use underlying asset under operating lease. Reference 1: http://www.xbrl.org/2003/role/disclosureRef 
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