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INVESTMENT SECURITIES (Details) - USD ($)
12 Months Ended
Sep. 30, 2023
Sep. 30, 2022
Investment Securities [Line Items]    
Maturities term 10 years  
Securities pledged to secure public deposits, fair value $ 12,000,000 $ 37,700,000
Government National Mortgage Association [Member]    
Investment Securities [Line Items]    
Amortized cost 106,000  
Fair value cost 92,000  
Association amortized cost 5,100,000  
Association fair value 4,200,000  
Federal National Mortgage Association [Member]    
Investment Securities [Line Items]    
Amortized cost 12,000,000  
Fair value cost 10,000,000  
U.S. government-sponsored enterprises 48,100,000  
Federal Home Loan Mortgage Corporation (FHLMC) [Member]    
Investment Securities [Line Items]    
U.S. government-sponsored enterprises $ 39,600,000