Schedule of Property and Equipment, Net (Details) - USD ($) $ in Thousands	Jun. 30, 2026	Sep. 30, 2025
Property, Plant, and Equipment [Line Items]
Property and equipment, gross	$ 1,131	$ 1,122
Less: Accumulated depreciation	(923)	(794)
Property and equipment, net	208	328
Equipment and Furniture [Member]
Property, Plant, and Equipment [Line Items]
Property and equipment, gross	$ 400	400
Equipment and Furniture [Member] \| Minimum [Member]
Property, Plant, and Equipment [Line Items]
Property, Plant, and Equipment, Useful Life	5 years
Equipment and Furniture [Member] \| Maximum [Member]
Property, Plant, and Equipment [Line Items]
Property, Plant, and Equipment, Useful Life	7 years
Laboratory Equipment [Member]
Property, Plant, and Equipment [Line Items]
Property and equipment, gross	$ 690	681
Property, Plant, and Equipment, Useful Life	5 years
Leasehold Improvements [Member]
Property, Plant, and Equipment [Line Items]
Property and equipment, gross	$ 41	$ 41
Property, Plant, and Equipment, Useful Life, Term, Description [Extensible Enumeration]	Useful Life, Lease Term [Member]

Amount of accumulated depreciation, depletion, and amortization of property, plant, and equipment. Includes, but is not limited to, land and land improvement; building; machinery and equipment; furniture and fixture; and work of art, historical treasure, or similar asset classified as collection.

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