v3.26.1
Earnings/Loss Per Share - Schedule of Anti-Dilutive Net Loss Per Share (Details) - shares
12 Months Ended
Sep. 30, 2025
Sep. 30, 2024
Class B Common Stock [Member]    
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]    
Warrants to purchase Class B common stock 6,623,330 16,749,446