FINANCIAL INSTRUMENTS WITH OFF-BALANCE SHEET RISK AND CONCENTRATIONS OF CREDIT RISK - Additional Information (Details) - Credit Concentration Risk	Sep. 30, 2025 USD ($)
Fair Value, Off-balance Sheet Risks, Disclosure Information [Line Items]
Loans receivable, secure by commercial and residential real estate	$ 866,145,000
Loans receivable, percentage of loans secure by commercial and residential real estate	90.50%

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 825
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 11
-Subparagraph (a)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482907/825-10-50-11

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 942
-SubTopic 825
-Name Accounting Standards Codification
-Section 50
-Paragraph 1
-Subparagraph (a)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147478898/942-825-50-1

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Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration