v3.26.1
FINANCIAL INSTRUMENTS WITH OFF-BALANCE-SHEET CREDIT RISK (Details)
Jun. 30, 2026
USD ($)
LetterOfCredit
Mar. 31, 2026
USD ($)
Sep. 30, 2025
USD ($)
LetterOfCredit
Jun. 30, 2025
USD ($)
Mar. 31, 2025
USD ($)
Sep. 30, 2024
USD ($)
FINANCIAL INSTRUMENTS WITH OFF-BALANCE-SHEET CREDIT RISK            
Number of stand by letters of credit | LetterOfCredit 4   4      
Standby letters of credit commitment $ 178,000   $ 178,000      
Standby letters of credit amount outstanding 0   0      
Allowance for credit losses for unfunded commitments 24,000 $ 22,000 23,000 $ 23,000 $ 20,000 $ 25,000
Commitments to Grant Loans            
FINANCIAL INSTRUMENTS WITH OFF-BALANCE-SHEET CREDIT RISK            
Financial instrument commitments amount 6,673,000   3,107,000      
Unfunded Commitments Under Lines of Credit            
FINANCIAL INSTRUMENTS WITH OFF-BALANCE-SHEET CREDIT RISK            
Financial instrument commitments amount $ 4,714,000   $ 4,168,000