v3.26.1
Prior period error (Details) - USD ($)
$ in Thousands
6 Months Ended
Mar. 31, 2026
Mar. 31, 2025
Sep. 30, 2025
Sep. 30, 2024
Prior period error        
Cash and cash equivalents $ 28,860 $ 24,781 $ 36,978 $ 18,705
Administrative expenses (33,923) (20,214)    
Loss before tax (33,057) (19,508)    
Loss for the period attributable to equity holders (33,032) (19,417)    
As previously disclosed        
Prior period error        
Administrative expenses   (17,963)    
Loss before tax   (17,257)    
Loss for the period attributable to equity holders   $ (17,166)    
Adjustment        
Prior period error        
Cash and cash equivalents $ 0