v3.26.1
BASIS OF PRESENTATION AND SUMMARY OF ACCOUNTING POLICIES - Potential stock issuances under various options, and warrants (Details) - shares
3 Months Ended 6 Months Ended 12 Months Ended
Mar. 31, 2026
Mar. 31, 2025
Mar. 31, 2026
Mar. 31, 2025
Sep. 30, 2025
Sep. 30, 2024
BASIS OF PRESENTATION AND SUMMARY OF ACCOUNTING POLICIES            
Antidilutive securities excluded from the computation of diluted net loss per share 18,787,560 852,173 18,787,560 852,173 3,121,494 26,769
Warrants            
BASIS OF PRESENTATION AND SUMMARY OF ACCOUNTING POLICIES            
Antidilutive securities excluded from the computation of diluted net loss per share 18,063,333 852,031 18,063,333 852,031 3,121,203 26,332
Stock options            
BASIS OF PRESENTATION AND SUMMARY OF ACCOUNTING POLICIES            
Antidilutive securities excluded from the computation of diluted net loss per share 724,227 142 724,227 142 291 437