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Other Income (Details Narrative) - USD ($)
 3 Months Ended 9 Months Ended 12 Months Ended
Jun. 30, 2025
Jun. 30, 2024
Jun. 30, 2025
Jun. 30, 2024
Sep. 30, 2024
Sep. 30, 2023
Sep. 30, 2021
Defined Benefit Plan Disclosure [Line Items]              
Research and development incentive income           $ 500,000 $ 500,000
Non operating income from grant $ 24,956 $ 0 $ 37,231 $ 0      
Deferred grant income     800,000   $ 800,000    
Research and development incentive income 100,000 500,000 600,000 1,600,000      
Incentive and tax receivables 600,000   600,000   2,300,000    
Australia, Dollars              
Defined Benefit Plan Disclosure [Line Items]              
Research and development incentive income 200,000 $ 800,000 1,000,000.0 $ 2,400,000      
Incentive and tax receivables $ 1,000,000.0   1,000,000.0   $ 3,300,000    
Michael J Fox Foundation [Member]              
Defined Benefit Plan Disclosure [Line Items]              
Research and development incentive income     $ 1,000,000.0