FINANCIAL INSTRUMENTS WITH OFF-BALANCE SHEET RISK - Schedule of Financial Instruments with Off-Balance-Sheet Risk (Details) - USD ($) $ in Thousands |
Jun. 30, 2026 |
Sep. 30, 2025 |
|---|---|---|
| Financial instruments whose contract amounts represent credit risk | ||
| Financial instruments - contract amounts | $ 124,528 | $ 111,057 |
| Letters of Credit [Member] | ||
| Financial instruments whose contract amounts represent credit risk | ||
| Financial instruments - contract amounts | 920 | 820 |
| Unused Lines of Credit [Member] | ||
| Financial instruments whose contract amounts represent credit risk | ||
| Financial instruments - contract amounts | 89,530 | 80,867 |
| Fixed Rate Loan Commitments [Member] | ||
| Financial instruments whose contract amounts represent credit risk | ||
| Financial instruments - contract amounts | 4,532 | 3,395 |
| Variable Rate Loan Commitments [Member] | ||
| Financial instruments whose contract amounts represent credit risk | ||
| Financial instruments - contract amounts | $ 29,546 | $ 25,975 |