v3.26.1
SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Reconciliation of the beginning and ending balance of the assets and liabilities measured at fair value on recurring basis (Details) - USD ($)
12 Months Ended
Sep. 30, 2025
Sep. 30, 2024
Fair Value Disclosures    
Beginning balance $ 8,323,587 $ 13,943,019
Purchase (Redemption) 370,518 (4,800,000)
Change in fair value (7,699,210) (819,432)
Ending balance 994,895 $ 8,323,587
Transfer between level 1and level 2 0  
Asset, transfer into (out of) of level 3 $ 0