v3.26.1
LOANS RECEIVABLE AND ALLOWANCE FOR CREDIT LOSSES - Credit risk profile for acquired loans (Details) - USD ($)
$ in Thousands
Jun. 30, 2026
Sep. 30, 2025
LOANS RECEIVABLE AND ALLOWANCE FOR CREDIT LOSSES    
Total Loans $ 136,563 $ 132,835
Pass    
LOANS RECEIVABLE AND ALLOWANCE FOR CREDIT LOSSES    
Total Loans 135,824 131,945
Special Mention    
LOANS RECEIVABLE AND ALLOWANCE FOR CREDIT LOSSES    
Total Loans   92
Substandard    
LOANS RECEIVABLE AND ALLOWANCE FOR CREDIT LOSSES    
Total Loans 670 753
Doubtful    
LOANS RECEIVABLE AND ALLOWANCE FOR CREDIT LOSSES    
Total Loans 69 45
Mortgage Loans on Real Estate    
LOANS RECEIVABLE AND ALLOWANCE FOR CREDIT LOSSES    
Total Loans 130,222 126,081
Mortgage Loans on Real Estate | Pass    
LOANS RECEIVABLE AND ALLOWANCE FOR CREDIT LOSSES    
Total Loans 129,483 125,283
Mortgage Loans on Real Estate | Substandard    
LOANS RECEIVABLE AND ALLOWANCE FOR CREDIT LOSSES    
Total Loans 670 753
Mortgage Loans on Real Estate | Doubtful    
LOANS RECEIVABLE AND ALLOWANCE FOR CREDIT LOSSES    
Total Loans 69 45
Residential, One to Four Family    
LOANS RECEIVABLE AND ALLOWANCE FOR CREDIT LOSSES    
Total Loans 116,572 112,992
Residential, One to Four Family | Pass    
LOANS RECEIVABLE AND ALLOWANCE FOR CREDIT LOSSES    
Total Loans 116,572 112,947
Residential, One to Four Family | Doubtful    
LOANS RECEIVABLE AND ALLOWANCE FOR CREDIT LOSSES    
Total Loans   45
Home Equity    
LOANS RECEIVABLE AND ALLOWANCE FOR CREDIT LOSSES    
Total Loans 2,569 2,142
Home Equity | Pass    
LOANS RECEIVABLE AND ALLOWANCE FOR CREDIT LOSSES    
Total Loans 2,569 2,142
Commercial    
LOANS RECEIVABLE AND ALLOWANCE FOR CREDIT LOSSES    
Total Loans 11,081 10,947
Commercial | Pass    
LOANS RECEIVABLE AND ALLOWANCE FOR CREDIT LOSSES    
Total Loans 10,342 10,194
Commercial | Substandard    
LOANS RECEIVABLE AND ALLOWANCE FOR CREDIT LOSSES    
Total Loans 670 753
Commercial | Doubtful    
LOANS RECEIVABLE AND ALLOWANCE FOR CREDIT LOSSES    
Total Loans 69  
Commercial    
LOANS RECEIVABLE AND ALLOWANCE FOR CREDIT LOSSES    
Total Loans 2,751 2,408
Commercial | Pass    
LOANS RECEIVABLE AND ALLOWANCE FOR CREDIT LOSSES    
Total Loans 2,751 2,408
Consumer    
LOANS RECEIVABLE AND ALLOWANCE FOR CREDIT LOSSES    
Total Loans 3,590 4,346
Consumer | Pass    
LOANS RECEIVABLE AND ALLOWANCE FOR CREDIT LOSSES    
Total Loans $ 3,590 4,254
Consumer | Special Mention    
LOANS RECEIVABLE AND ALLOWANCE FOR CREDIT LOSSES    
Total Loans   $ 92