FEDERAL HOME LOAN BANK ADVANCES AND OTHER BORROWINGS - Additional Information (Details) - USD ($)	3 Months Ended	6 Months Ended
Dec. 31, 2022	Dec. 31, 2022	Jun. 30, 2022
Federal Reserve Bank, Advances [Line Items]
General debt obligations, Disclosures, Description of collateral pledged	All borrowings from the FHLB are secured by a blanket lien on qualified collateral, defined principally as first mortgage loans on owner-occupied 1-4 family residential property.
Federal reserve bank stock	$ 0	$ 0	$ 0
Fed Funds Effective Rate Overnight Index Swap Rate [Member]
Federal Reserve Bank, Advances [Line Items]
Debt instrument, Basis spread on Variable rate	0.50%
Line of Credit [Member]
Federal Reserve Bank, Advances [Line Items]
Security Owned and Pledged as Collateral, Fair Values	$ 12,096,000	12,096,000	12,777,000
Federal Home Loan Bank of Boston [Member] \| Line of Credit [Member]
Federal Reserve Bank, Advances [Line Items]
Advances, general debt obligations, Maximum amount available	$ 2,354,000	$ 2,354,000
Branch of FHLB bank, Interest rate, Terms		interest rate that adjusts daily
Branch of FHLB bank, Percentage of the banks total asset that can be borrowed	2.00%	2.00%
Branch of FHLB bank, Amount of advances	$ 0	$ 0	$ 0

Federal home loan bank advances branch of fhlb bank interest rate terms.

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- Definition

Federal home loan bank advances branch of fhlb bank percentage of the banks total asset that can be borrowed.

+ References

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- Definition

Security Owned and Pledged as Collateral, Fair Values

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- Definition

Percentage points added to the reference rate to compute the variable rate on the debt instrument.

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- Definition

Amount of advances from the Federal Home Loan Bank (FHLB).

+ References

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- Definition

Describes the collateral pledged in support of Federal Home Loan Bank advances outstanding as of the Balance Sheet date.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 470
-Section 45
-Paragraph 1
-URI https://asc.fasb.org/extlink&oid=6479118&loc=d3e64650-112822

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 470
-Section 50
-Paragraph 3
-Subparagraph (d)
-URI https://asc.fasb.org/extlink&oid=123599511&loc=d3e64711-112823

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- Definition

Amount of maximum advances or credit lines available from the Federal Home Loan Bank (FHLB).

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-03.13(3)(a))
-URI https://asc.fasb.org/extlink&oid=126897435&loc=d3e534808-122878

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-Publisher FASB
-Name Accounting Standards Codification
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-SubTopic 470
-Section 45
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-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
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-Subparagraph (SX 210.5-02.22 (b))
-URI https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682

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- Definition

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.

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- Definition

Federal Reserve Bank stock represents an equity interest in the Federal Reserve Bank. It does not have a readily determinable fair value because its ownership is restricted and it lacks a market (liquidity).

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 325
-Section 45
-Paragraph 1
-URI https://asc.fasb.org/extlink&oid=123599499&loc=d3e63345-112809

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