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Specific incremental costs directly attributable to a proposed or actual offering of securities which are deferred at the end of the reporting period.

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Percentage of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to research and development expense.

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Summary of Significant Accounting Policies (Details Narrative)				1 Months Ended	3 Months Ended		9 Months Ended		12 Months Ended
	Jul. 02, 2025 Segment	Nov. 30, 2024 USD ($)	Sep. 30, 2024 USD ($) $ / shares shares	Dec. 31, 2023 USD ($)	Jun. 30, 2025 USD ($) $ / shares shares	Jun. 30, 2024 USD ($) $ / shares shares	Jun. 30, 2025 USD ($) $ / shares shares	Jun. 30, 2024 USD ($) $ / shares shares	Sep. 30, 2024 USD ($) Segment $ / shares shares	Sep. 30, 2023 USD ($) $ / shares shares
Property, Plant and Equipment [Line Items]
Number of operating segments \| Segment	1
Sonnet BioTherapeutics Holdings, Inc. [Member]
Property, Plant and Equipment [Line Items]
Number of operating segments \| Segment									1
Impairment charges of long-lived assets									$ 0	$ 0
Deferred offering costs			$ 15,000						15,000	49,988
Cash refund							The cash refund is available to eligible companies with annual aggregate revenues of less than $20.0 million (Australian) during the reimbursable period.
Tax incentive			$ 762,078		$ 597,393		$ 597,393		762,078	786,574
Other income							$ 720,102	$ 4,327,946	$ 4,327,946
Reverse stock split description			1-for-8 reverse stock split
Warrants to purchase common stock \| shares						187,500		187,500
Warrant, shares \| shares			1,265,972		5,789,600		5,789,600		1,265,972
Cash refund (payment) related to tax incentive program					$ 300,000	$ 100,000	$ 600,000	$ 500,000
Proceeds from income tax refunds										$ 800,000
Sonnet BioTherapeutics Holdings, Inc. [Member] \| Prefunded October 2023 Warrants [Member]
Property, Plant and Equipment [Line Items]
Warrants to purchase common stock \| shares			99,687		99,687	99,687	99,687	99,687	99,687
Exercise price \| $ / shares			$ 0.0008		$ 0.0008	$ 0.0008	$ 0.0008	$ 0.0008	$ 0.0008
Warrant, shares \| shares			187,500						187,500
Sonnet BioTherapeutics Holdings, Inc. [Member] \| Series B Warrants [Member]
Property, Plant and Equipment [Line Items]
Warrants to purchase common stock \| shares										17
Exercise price \| $ / shares										$ 0.25
Sonnet BioTherapeutics Holdings, Inc. [Member] \| Prefunded December Two Thousand Twenty Four Warrants [Member]
Property, Plant and Equipment [Line Items]
Exercise price \| $ / shares					$ 0.0001		$ 0.0001
Warrant, shares \| shares					545,500		545,500
Sonnet BioTherapeutics Holdings, Inc. [Member] \| Minimum [Member]
Property, Plant and Equipment [Line Items]
Research and development credits tax benefits							80.00%		80.00%
Sonnet BioTherapeutics Holdings, Inc. [Member] \| Research and Development Tax Incentive Program [Member]
Property, Plant and Equipment [Line Items]
Cash refund									The cash refund is available to eligible companies with annual aggregate revenues of less than $20.0 million (Australian) during the reimbursable period.
Tax incentive					$ 600,000		$ 600,000			$ 800,000
Cash refund		$ 700,000		$ 800,000
Change in foreign exchange rates				$ 100,000
Cash refund expected to be received										$ 800,000
Proceeds from income tax refunds									$ 700,000