Intangibles, net - Amortization expense (Details) - USD ($) $ in Thousands	12 Months Ended
Sep. 30, 2025	Sep. 30, 2024
Goodwill and Intangible Assets Disclosure [Abstract]
Amortization of Intangible Assets	$ 7	$ 6
Additions of assets	$ 26	$ 10

The aggregate expense charged against earnings to allocate the cost of intangible assets (nonphysical assets not used in production) in a systematic and rational manner to the periods expected to benefit from such assets.

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Reference 6: http://www.xbrl.org/2003/role/exampleRef
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