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DEFERRED COMPENSATION PLANS - Additional Information (Details) - USD ($)
$ in Millions
12 Months Ended
Sep. 30, 2024
Sep. 30, 2023
DEFERRED COMPENSATION PLANS    
Description of deferred compensation arrangement with individual The Company accrues interest on the deferred obligation at an annual rate equal to the prime rate for the immediately preceding calendar quarter plus 2%, but in no event at a rate in excess of 8%  
Agreement term 10 years  
Director    
DEFERRED COMPENSATION PLANS    
Accrued benefits $ 1.7 $ 1.6