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LOANS RECEIVABLE - Additional Information (Details) | 3 Months Ended | 6 Months Ended |
--- | --- | --- | ---
Dec. 31, 2022 USD ($) loan | Dec. 31, 2023 USD ($) loan property | Dec. 31, 2022 USD ($) loan | Jun. 30, 2023 USD ($) loan
Financing Receivable Recorded Investment [Line Items] |  |  |  |
Interest income on non-accrual |  | $ 0 | $ 0 |
Troubled debt restructuring |  |  |  | $ 17,361,000
Troubled debt restructuring, allowance for credit loss |  |  |  | 274,000
TDR charge-offs | $ 5,000 |  | $ 15,000 |
Number of TDR loans in process of defaulting | loan | 2 |  | 2 |
Financing receivable, troubled debt restructuring, commitment to lend |  | 0 |  |
TDR defaults | $ 170,000 |  | $ 170,000 |
Financing receivable, individually evaluated for impairment |  | 28,100,000 |  |
Residential |  |  |  |
Financing Receivable Recorded Investment [Line Items] |  |  |  |
Troubled debt restructuring |  |  |  | 7,526,000
TDR defaults |  | $ 490,000 |  |
Nonresidential Property |  |  |  |
Financing Receivable Recorded Investment [Line Items] |  |  |  |
Real estate acquired through foreclosure, number of properties | property |  | 1 |  |
Real estate acquired through foreclosure |  | $ 12,000,000 |  | $ 12,000,000
Commercial Mortgage |  |  |  |
Financing Receivable Recorded Investment [Line Items] |  |  |  |
Number of loans in process of foreclosure | loan |  | 4 |  | 6
Mortgage loans in process of foreclosure, carrying value |  | $ 8,100,000 |  | $ 9,200,000
Single-family Property |  |  |  |
Financing Receivable Recorded Investment [Line Items] |  |  |  |
Real estate acquired through foreclosure |  |  |  | $ 13,000,000
Residential mortgage |  |  |  |
Financing Receivable Recorded Investment [Line Items] |  |  |  |
Number of loans in process of foreclosure | loan |  |  |  | 3
Mortgage loans in process of foreclosure, carrying value |  |  |  | $ 950,000
Collateral Pledged |  |  |  |
Financing Receivable Recorded Investment [Line Items] |  |  |  |
Financing receivable, individually evaluated for impairment |  | 19,890,000 |  | 38,196,000
Collateral Pledged | Residential |  |  |  |
Financing Receivable Recorded Investment [Line Items] |  |  |  |
Financing receivable, individually evaluated for impairment |  | $ 2,635,000 |  | $ 2,875,000

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