Property, net (Details) - USD ($) $ in Millions	Dec. 31, 2025	Sep. 30, 2025
Property, Plant and Equipment [Abstract]
Property, at cost	$ 41.3	$ 33.2
Accumulated depreciation	(14.8)	(14.2)
Property, net	$ 26.5	$ 19.0

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.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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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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Reference 4: http://www.xbrl.org/2003/role/disclosureRef
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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant