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LOANS RECEIVABLE, NET AND RELATED ALLOWANCE FOR CREDIT LOSSES (Details) - USD ($) $ in Thousands	3 Months Ended				6 Months Ended
	Mar. 31, 2025	Dec. 31, 2024	Mar. 31, 2024	Dec. 31, 2023	Mar. 31, 2025	Mar. 31, 2024	Sep. 30, 2024
Loans Receivable, Net and Related Allowance for Credit Losses [Line Items]
Commercial relationships, description					Generally, the external consultant reviews commercial relationships greater than $500 thousand and/or criticized relationships greater than $250 thousand.
Percentage of loan receivable	0.98%				0.98%
Additional net provisions for credit losses	$ 70		$ (74)		$ 279	$ 310
Loan recoveries	5	$ 103	$ 65		108
On-balance sheet loan commitments increased to	7,900				7,900		$ 7,500
Off-balance sheet loan commitments decreased to	240				240		$ 449
Home Equity Line of Credit [Member] | Residential Real Estate [Member]
Loans Receivable, Net and Related Allowance for Credit Losses [Line Items]
Residential loan in process of foreclosure	$ 81				81
Minimum [Member]
Loans Receivable, Net and Related Allowance for Credit Losses [Line Items]
Allowance for credit losses					179
Maximum [Member]
Loans Receivable, Net and Related Allowance for Credit Losses [Line Items]
Allowance for credit losses					8,200
Additional net provisions for credit losses					$ 71

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Amount of expected credit loss for credit exposure on on-balance-sheet commitment, including but not limited to, loan commitment, standby letter of credit, financial guarantee not accounted for as insurance. Excludes off-balance sheet credit exposure accounted for as insurance and instrument accounted for under derivatives and hedging.

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Amount of increase (decrease) in allowance for credit loss on financing receivable.

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Recorded investment of consumer mortgage loan receivables secured by residential real estate properties for which formal foreclosure proceedings are in process.

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Amount of expected credit loss for credit exposure on off-balance-sheet commitment, including but not limited to, loan commitment, standby letter of credit, financial guarantee not accounted for as insurance. Excludes off-balance sheet credit exposure accounted for as insurance and instrument accounted for under derivatives and hedging.

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