Segment Information - Schedule of Long-Lived Assets by Geographical Areas (Details) - USD ($) $ in Thousands	Mar. 31, 2026	Sep. 30, 2025
Revenues from External Customers and Long-Lived Assets [Line Items]
Total	$ 111,822	$ 111,049
United States
Revenues from External Customers and Long-Lived Assets [Line Items]
Total	72,540	70,699
Canada
Revenues from External Customers and Long-Lived Assets [Line Items]
Total	32,102	32,744
United Kingdom
Revenues from External Customers and Long-Lived Assets [Line Items]
Total	$ 7,180	$ 7,606

Amount after accumulated depreciation, depletion and amortization of physical assets used in the normal conduct of business to produce goods and services and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures.

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Reference 2: http://www.xbrl.org/2003/role/disclosureRef
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Reference 3: http://www.xbrl.org/2003/role/exampleRef
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