v3.26.1
SHARE-BASED COMPENSATION - unvested restricted stock awards and grant amounts that will vest in future periods (Details) - Restricted stock awards
 6 Months Ended
Mar. 31, 2026
USD ($)
shares
STOCK PURCHASE PLAN  
Grant Vesting (In shares) | shares 37,392
Grant Amount | $ $ 341,676
FY 2027  
STOCK PURCHASE PLAN  
Grant Vesting (In shares) | shares 16,044
Grant Amount | $ $ 145,037
FY 2028  
STOCK PURCHASE PLAN  
Grant Vesting (In shares) | shares 14,818
Grant Amount | $ $ 138,318
FY 2029  
STOCK PURCHASE PLAN  
Grant Vesting (In shares) | shares 6,530
Grant Amount | $ $ 58,321